Merge "Add hidden API putPhoneIdAndMaybeSubIdExtra" into main
diff --git a/Ravenwood.bp b/Ravenwood.bp
index 3c8e10e..87f1124 100644
--- a/Ravenwood.bp
+++ b/Ravenwood.bp
@@ -38,8 +38,8 @@
 
         "--out-impl-jar $(location ravenwood.jar) " +
 
-        "--gen-keep-all-file $(location hoststubgen_keep_all.txt) " +
-        "--gen-input-dump-file $(location hoststubgen_dump.txt) " +
+        "--gen-keep-all-file $(location hoststubgen_framework-minus-apex_keep_all.txt) " +
+        "--gen-input-dump-file $(location hoststubgen_framework-minus-apex_dump.txt) " +
 
         "--in-jar $(location :framework-minus-apex-for-hoststubgen) " +
         "--policy-override-file $(location :ravenwood-framework-policies) " +
@@ -54,14 +54,14 @@
         "ravenwood.jar",
 
         // Following files are created just as FYI.
-        "hoststubgen_keep_all.txt",
-        "hoststubgen_dump.txt",
+        "hoststubgen_framework-minus-apex_keep_all.txt",
+        "hoststubgen_framework-minus-apex_dump.txt",
 
         "hoststubgen_framework-minus-apex.log",
         "hoststubgen_framework-minus-apex_stats.csv",
         "hoststubgen_framework-minus-apex_apis.csv",
     ],
-    visibility: ["//visibility:private"],
+    defaults: ["ravenwood-internal-only-visibility-genrule"],
 }
 
 // Extract the impl jar from "framework-minus-apex.ravenwood-base" for subsequent build rules.
@@ -79,43 +79,6 @@
     ],
 }
 
-// Extract the stats file.
-genrule {
-    name: "framework-minus-apex.ravenwood.stats",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_stats.csv}",
-    ],
-    out: [
-        "hoststubgen_framework-minus-apex_stats.csv",
-    ],
-}
-
-genrule {
-    name: "framework-minus-apex.ravenwood.apis",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_apis.csv}",
-    ],
-    out: [
-        "hoststubgen_framework-minus-apex_apis.csv",
-    ],
-}
-
-genrule {
-    name: "framework-minus-apex.ravenwood.keep_all",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":framework-minus-apex.ravenwood-base{hoststubgen_keep_all.txt}",
-    ],
-    out: [
-        "hoststubgen_framework-minus-apex_keep_all.txt",
-    ],
-}
-
 java_library {
     name: "services.core-for-hoststubgen",
     installable: false, // host only jar.
@@ -138,8 +101,8 @@
 
         "--out-impl-jar $(location ravenwood.jar) " +
 
-        "--gen-keep-all-file $(location hoststubgen_keep_all.txt) " +
-        "--gen-input-dump-file $(location hoststubgen_dump.txt) " +
+        "--gen-keep-all-file $(location hoststubgen_services.core_keep_all.txt) " +
+        "--gen-input-dump-file $(location hoststubgen_services.core_dump.txt) " +
 
         "--in-jar $(location :services.core-for-hoststubgen) " +
         "--policy-override-file $(location :ravenwood-services-policies) " +
@@ -154,14 +117,14 @@
         "ravenwood.jar",
 
         // Following files are created just as FYI.
-        "hoststubgen_keep_all.txt",
-        "hoststubgen_dump.txt",
+        "hoststubgen_services.core_keep_all.txt",
+        "hoststubgen_services.core_dump.txt",
 
         "hoststubgen_services.core.log",
         "hoststubgen_services.core_stats.csv",
         "hoststubgen_services.core_apis.csv",
     ],
-    visibility: ["//visibility:private"],
+    defaults: ["ravenwood-internal-only-visibility-genrule"],
 }
 
 java_genrule {
@@ -176,43 +139,6 @@
     ],
 }
 
-// Extract the stats file.
-genrule {
-    name: "services.core.ravenwood.stats",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":services.core.ravenwood-base{hoststubgen_services.core_stats.csv}",
-    ],
-    out: [
-        "hoststubgen_services.core_stats.csv",
-    ],
-}
-
-genrule {
-    name: "services.core.ravenwood.apis",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":services.core.ravenwood-base{hoststubgen_services.core_apis.csv}",
-    ],
-    out: [
-        "hoststubgen_services.core_apis.csv",
-    ],
-}
-
-genrule {
-    name: "services.core.ravenwood.keep_all",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
-    cmd: "cp $(in) $(out)",
-    srcs: [
-        ":services.core.ravenwood-base{hoststubgen_keep_all.txt}",
-    ],
-    out: [
-        "hoststubgen_services.core_keep_all.txt",
-    ],
-}
-
 java_library {
     name: "services.core.ravenwood-jarjar",
     defaults: ["ravenwood-internal-only-visibility-java"],
diff --git a/api/gen_combined_removed_dex.sh b/api/gen_combined_removed_dex.sh
index e0153f7..2860e2e 100755
--- a/api/gen_combined_removed_dex.sh
+++ b/api/gen_combined_removed_dex.sh
@@ -6,6 +6,6 @@
 
 # Convert each removed.txt to the "dex format" equivalent, and print all output.
 for f in "$@"; do
-    "$metalava_path" signature-to-dex "$f" "${tmp_dir}/tmp"
+    "$metalava_path" signature-to-dex "$f" --out "${tmp_dir}/tmp"
     cat "${tmp_dir}/tmp"
 done
diff --git a/core/api/module-lib-current.txt b/core/api/module-lib-current.txt
index 0ab2588..e4a8407 100644
--- a/core/api/module-lib-current.txt
+++ b/core/api/module-lib-current.txt
@@ -318,6 +318,14 @@
 
 }
 
+package android.net.wifi {
+
+  public final class WifiMigration {
+    method @FlaggedApi("android.net.wifi.flags.legacy_keystore_to_wifi_blobstore_migration") public static void migrateLegacyKeystoreToWifiBlobstore();
+  }
+
+}
+
 package android.nfc {
 
   public class NfcServiceManager {
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index b3c471c..4536f6f 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -3447,6 +3447,7 @@
   }
 
   public static interface VirtualDeviceManager.ActivityListener {
+    method @FlaggedApi("android.companion.virtualdevice.flags.activity_control_api") public default void onActivityLaunchBlocked(int, @NonNull android.content.ComponentName, int);
     method public void onDisplayEmpty(int);
     method @Deprecated public void onTopActivityChanged(int, @NonNull android.content.ComponentName);
     method public default void onTopActivityChanged(int, @NonNull android.content.ComponentName, int);
@@ -11399,8 +11400,9 @@
     method public long getNumPacketsTx();
     method public long getRxTimeMillis();
     method public long getSleepTimeMillis();
-    method @NonNull public long getTimeInRatMicros(int);
-    method @NonNull public long getTimeInRxSignalStrengthLevelMicros(@IntRange(from=android.telephony.CellSignalStrength.SIGNAL_STRENGTH_NONE_OR_UNKNOWN, to=android.telephony.CellSignalStrength.SIGNAL_STRENGTH_GREAT) int);
+    method public long getTimeInRatMicros(int);
+    method public long getTimeInRxSignalStrengthLevelMicros(@IntRange(from=android.telephony.CellSignalStrength.SIGNAL_STRENGTH_NONE_OR_UNKNOWN, to=android.telephony.CellSignalStrength.SIGNAL_STRENGTH_GREAT) int);
+    method @FlaggedApi("com.android.server.power.optimization.streamlined_connectivity_battery_stats") public long getTxTimeMillis(@IntRange(from=android.telephony.ModemActivityInfo.TX_POWER_LEVEL_0, to=android.telephony.ModemActivityInfo.TX_POWER_LEVEL_4) int);
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.os.connectivity.CellularBatteryStats> CREATOR;
   }
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index 1352465..b7de93a 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -2608,6 +2608,18 @@
 
 }
 
+package android.os.connectivity {
+
+  public final class CellularBatteryStats implements android.os.Parcelable {
+    ctor @FlaggedApi("com.android.server.power.optimization.streamlined_connectivity_battery_stats") public CellularBatteryStats(long, long, long, long, long, long, long, long, long, long, @NonNull long[], @NonNull long[], @NonNull long[], long);
+  }
+
+  public final class WifiBatteryStats implements android.os.Parcelable {
+    ctor @FlaggedApi("com.android.server.power.optimization.streamlined_connectivity_battery_stats") public WifiBatteryStats(long, long, long, long, long, long, long, long, long, long, long, long, long, @NonNull long[], @NonNull long[], @NonNull long[], long);
+  }
+
+}
+
 package android.os.health {
 
   public class HealthKeys {
diff --git a/core/java/Android.bp b/core/java/Android.bp
index fae411d..128fb62 100644
--- a/core/java/Android.bp
+++ b/core/java/Android.bp
@@ -20,10 +20,43 @@
         "**/*.java",
         "**/*.aidl",
         ":framework-nfc-non-updatable-sources",
+        ":messagequeue-gen",
+    ],
+    // Exactly one of the below will be added to srcs by messagequeue-gen
+    exclude_srcs: [
+        "android/os/LegacyMessageQueue/MessageQueue.java",
+        "android/os/ConcurrentMessageQueue/MessageQueue.java",
+        "android/os/SemiConcurrentMessageQueue/MessageQueue.java",
     ],
     visibility: ["//frameworks/base"],
 }
 
+// Add selected MessageQueue.java implementation to srcs
+soong_config_module_type {
+    name: "release_package_messagequeue_implementation_srcs",
+    module_type: "genrule",
+    config_namespace: "messagequeue",
+    value_variables: ["release_package_messagequeue_implementation"],
+    properties: [
+        "srcs",
+    ],
+}
+
+// Output the selected android/os/MessageQueue.java implementation
+release_package_messagequeue_implementation_srcs {
+    name: "messagequeue-gen",
+    soong_config_variables: {
+        release_package_messagequeue_implementation: {
+            srcs: ["android/os/%s"],
+            conditions_default: {
+                srcs: ["android/os/LegacyMessageQueue/MessageQueue.java"],
+            },
+        },
+    },
+    cmd: "mkdir -p android/os/; cp $(in) $(out);",
+    out: ["android/os/MessageQueue.java"],
+}
+
 aidl_library {
     name: "IDropBoxManagerService_aidl",
     srcs: [
diff --git a/core/java/android/app/ResourcesManager.java b/core/java/android/app/ResourcesManager.java
index bb7f893..1050e1d 100644
--- a/core/java/android/app/ResourcesManager.java
+++ b/core/java/android/app/ResourcesManager.java
@@ -30,6 +30,7 @@
 import android.content.res.CompatResources;
 import android.content.res.CompatibilityInfo;
 import android.content.res.Configuration;
+import android.content.res.Flags;
 import android.content.res.Resources;
 import android.content.res.ResourcesImpl;
 import android.content.res.ResourcesKey;
@@ -138,16 +139,22 @@
     private final ArrayMap<String, SharedLibraryAssets> mSharedLibAssetsMap =
             new ArrayMap<>();
 
+    @VisibleForTesting
+    public ArrayMap<String, SharedLibraryAssets> getRegisteredResourcePaths() {
+        return mSharedLibAssetsMap;
+    }
+
     /**
      * The internal function to register the resources paths of a package (e.g. a shared library).
      * This will collect the package resources' paths from its ApplicationInfo and add them to all
      * existing and future contexts while the application is running.
      */
     public void registerResourcePaths(@NonNull String uniqueId, @NonNull ApplicationInfo appInfo) {
-        SharedLibraryAssets sharedLibAssets = new SharedLibraryAssets(appInfo.sourceDir,
-                appInfo.splitSourceDirs, appInfo.sharedLibraryFiles,
-                appInfo.resourceDirs, appInfo.overlayPaths);
+        if (!Flags.registerResourcePaths()) {
+            return;
+        }
 
+        final var sharedLibAssets = new SharedLibraryAssets(appInfo);
         synchronized (mLock) {
             if (mSharedLibAssetsMap.containsKey(uniqueId)) {
                 Slog.v(TAG, "Package resources' paths for uniqueId: " + uniqueId
@@ -155,18 +162,37 @@
                 return;
             }
             mSharedLibAssetsMap.put(uniqueId, sharedLibAssets);
-            appendLibAssetsLocked(sharedLibAssets.getAllAssetPaths());
-            Slog.v(TAG, "The following resources' paths have been added: "
-                    + Arrays.toString(sharedLibAssets.getAllAssetPaths()));
+            appendLibAssetsLocked(sharedLibAssets);
+            Slog.v(TAG, "The following library key has been added: "
+                    + sharedLibAssets.getResourcesKey());
         }
     }
 
-    private static class ApkKey {
+    /**
+     * Apply the registered library paths to the passed impl object
+     * @return the hash code for the current version of the registered paths
+     */
+    public int updateResourceImplWithRegisteredLibs(@NonNull ResourcesImpl impl) {
+        if (!Flags.registerResourcePaths()) {
+            return 0;
+        }
+
+        final var collector = new PathCollector(null);
+        final int size = mSharedLibAssetsMap.size();
+        for (int i = 0; i < size; i++) {
+            final var libraryKey = mSharedLibAssetsMap.valueAt(i).getResourcesKey();
+            collector.appendKey(libraryKey);
+        }
+        impl.getAssets().addPresetApkKeys(extractApkKeys(collector.collectedKey()));
+        return size;
+    }
+
+    public static class ApkKey {
         public final String path;
         public final boolean sharedLib;
         public final boolean overlay;
 
-        ApkKey(String path, boolean sharedLib, boolean overlay) {
+        public ApkKey(String path, boolean sharedLib, boolean overlay) {
             this.path = path;
             this.sharedLib = sharedLib;
             this.overlay = overlay;
@@ -190,6 +216,12 @@
             return this.path.equals(other.path) && this.sharedLib == other.sharedLib
                     && this.overlay == other.overlay;
         }
+
+        @Override
+        public String toString() {
+            return "ApkKey[" + (sharedLib ? "lib" : "app") + (overlay ? ", overlay" : "") + ": "
+                    + path + "]";
+        }
     }
 
     /**
@@ -505,7 +537,10 @@
         return "/data/resource-cache/" + path.substring(1).replace('/', '@') + "@idmap";
     }
 
-    private @NonNull ApkAssets loadApkAssets(@NonNull final ApkKey key) throws IOException {
+    /**
+     * Loads the ApkAssets object for the passed key, or picks the one from the cache if available.
+     */
+    public @NonNull ApkAssets loadApkAssets(@NonNull final ApkKey key) throws IOException {
         ApkAssets apkAssets;
 
         // Optimistically check if this ApkAssets exists somewhere else.
@@ -747,8 +782,8 @@
     private @Nullable ResourcesImpl findOrCreateResourcesImplForKeyLocked(
             @NonNull ResourcesKey key, @Nullable ApkAssetsSupplier apkSupplier) {
         ResourcesImpl impl = findResourcesImplForKeyLocked(key);
-        // ResourcesImpl also need to be recreated if its shared library count is not up-to-date.
-        if (impl == null || impl.getSharedLibCount() != mSharedLibAssetsMap.size()) {
+        // ResourcesImpl also need to be recreated if its shared library hash is not up-to-date.
+        if (impl == null || impl.getAppliedSharedLibsHash() != mSharedLibAssetsMap.size()) {
             impl = createResourcesImpl(key, apkSupplier);
             if (impl != null) {
                 mResourceImpls.put(key, new WeakReference<>(impl));
@@ -1533,54 +1568,107 @@
         }
     }
 
-    private void appendLibAssetsLocked(String[] libAssets) {
-        synchronized (mLock) {
-            // Record which ResourcesImpl need updating
-            // (and what ResourcesKey they should update to).
-            final ArrayMap<ResourcesImpl, ResourcesKey> updatedResourceKeys = new ArrayMap<>();
+    /**
+     * A utility class to collect resources paths into a ResourcesKey object:
+     *  - Separates the libraries and the overlays into different sets as those are loaded in
+     *    different ways.
+     *  - Allows to start with an existing original key object, and copies all non-path related
+     *    properties into the final one.
+     *  - Preserves the path order while dropping all duplicates in an efficient manner.
+     */
+    private static class PathCollector {
+        public final ResourcesKey originalKey;
+        public final ArrayList<String> orderedLibs = new ArrayList<>();
+        public final ArraySet<String> libsSet = new ArraySet<>();
+        public final ArrayList<String> orderedOverlays = new ArrayList<>();
+        public final ArraySet<String> overlaysSet = new ArraySet<>();
 
-            final int implCount = mResourceImpls.size();
-            for (int i = 0; i < implCount; i++) {
-                final ResourcesKey key = mResourceImpls.keyAt(i);
-                final WeakReference<ResourcesImpl> weakImplRef = mResourceImpls.valueAt(i);
-                final ResourcesImpl impl = weakImplRef != null ? weakImplRef.get() : null;
-                if (impl == null) {
-                    Slog.w(TAG, "Found a ResourcesImpl which is null, skip it and continue to "
-                            + "append shared library assets for next ResourcesImpl.");
-                    continue;
-                }
+        static void appendNewPath(@NonNull String path,
+                @NonNull ArraySet<String> uniquePaths, @NonNull ArrayList<String> orderedPaths) {
+            if (uniquePaths.add(path)) {
+                orderedPaths.add(path);
+            }
+        }
 
-                var newDirs = new ArrayList<String>();
-                var dirsSet = new ArraySet<String>();
-                if (key.mLibDirs != null) {
-                    final int dirsLength = key.mLibDirs.length;
-                    for (int k = 0; k < dirsLength; k++) {
-                        newDirs.add(key.mLibDirs[k]);
-                        dirsSet.add(key.mLibDirs[k]);
-                    }
-                }
-                final int assetsLength = libAssets.length;
-                for (int j = 0; j < assetsLength; j++) {
-                    if (dirsSet.add(libAssets[j])) {
-                        newDirs.add(libAssets[j]);
-                    }
-                }
-                String[] newLibAssets = newDirs.toArray(new String[0]);
-                if (!Arrays.equals(newLibAssets, key.mLibDirs)) {
-                    updatedResourceKeys.put(impl, new ResourcesKey(
-                            key.mResDir,
-                            key.mSplitResDirs,
-                            key.mOverlayPaths,
-                            newLibAssets,
-                            key.mDisplayId,
-                            key.mOverrideConfiguration,
-                            key.mCompatInfo,
-                            key.mLoaders));
-                }
+        static void appendAllNewPaths(@Nullable String[] paths,
+                @NonNull ArraySet<String> uniquePaths, @NonNull ArrayList<String> orderedPaths) {
+            if (paths == null) return;
+            for (int i = 0, size = paths.length; i < size; i++) {
+                appendNewPath(paths[i], uniquePaths, orderedPaths);
+            }
+        }
+
+        PathCollector(@Nullable ResourcesKey original) {
+            originalKey = original;
+            if (originalKey != null) {
+                appendKey(originalKey);
+            }
+        }
+
+        public void appendKey(@NonNull ResourcesKey key) {
+            appendAllNewPaths(key.mLibDirs, libsSet, orderedLibs);
+            appendAllNewPaths(key.mOverlayPaths, overlaysSet, orderedOverlays);
+        }
+
+        boolean isSameAsOriginal() {
+            if (originalKey == null) {
+                return orderedLibs.isEmpty() && orderedOverlays.isEmpty();
+            }
+            return ((originalKey.mLibDirs == null && orderedLibs.isEmpty())
+                        || (originalKey.mLibDirs != null
+                            && originalKey.mLibDirs.length == orderedLibs.size()))
+                    && ((originalKey.mOverlayPaths == null && orderedOverlays.isEmpty())
+                        || (originalKey.mOverlayPaths != null
+                                && originalKey.mOverlayPaths.length == orderedOverlays.size()));
+        }
+
+        @NonNull ResourcesKey collectedKey() {
+            return new ResourcesKey(
+                    originalKey == null ? null : originalKey.mResDir,
+                    originalKey == null ? null : originalKey.mSplitResDirs,
+                    orderedOverlays.toArray(new String[0]), orderedLibs.toArray(new String[0]),
+                    originalKey == null ? 0 : originalKey.mDisplayId,
+                    originalKey == null ? null : originalKey.mOverrideConfiguration,
+                    originalKey == null ? null : originalKey.mCompatInfo,
+                    originalKey == null ? null : originalKey.mLoaders);
+        }
+    }
+
+    /**
+     * Takes the original resources key and the one containing a set of library paths and overlays
+     * to append, and combines them together. In case when the original key already contains all
+     * those paths this function returns null, otherwise it makes a new ResourcesKey object.
+     */
+    private @Nullable ResourcesKey createNewResourceKeyIfNeeded(
+            @NonNull ResourcesKey original, @NonNull ResourcesKey library) {
+        final var collector = new PathCollector(original);
+        collector.appendKey(library);
+        return collector.isSameAsOriginal() ? null : collector.collectedKey();
+    }
+
+    /**
+     * Append the newly registered shared library asset paths to all existing resources objects.
+     */
+    private void appendLibAssetsLocked(@NonNull SharedLibraryAssets libAssets) {
+        // Record the ResourcesImpl's that need updating, and what ResourcesKey they should
+        // update to.
+        final ArrayMap<ResourcesImpl, ResourcesKey> updatedResourceKeys = new ArrayMap<>();
+        final int implCount = mResourceImpls.size();
+        for (int i = 0; i < implCount; i++) {
+            final ResourcesKey key = mResourceImpls.keyAt(i);
+            final WeakReference<ResourcesImpl> weakImplRef = mResourceImpls.valueAt(i);
+            final ResourcesImpl impl = weakImplRef != null ? weakImplRef.get() : null;
+            if (impl == null) {
+                Slog.w(TAG, "Found a null ResourcesImpl, skipped.");
+                continue;
             }
 
-            redirectAllResourcesToNewImplLocked(updatedResourceKeys);
+            final var newKey = createNewResourceKeyIfNeeded(key, libAssets.getResourcesKey());
+            if (newKey != null) {
+                updatedResourceKeys.put(impl, newKey);
+            }
         }
+        redirectAllResourcesToNewImplLocked(updatedResourceKeys);
     }
 
     private void applyNewResourceDirsLocked(@Nullable final String[] oldSourceDirs,
@@ -1718,8 +1806,9 @@
         }
     }
 
-    // Another redirect function which will loop through all Resources and reload ResourcesImpl
-    // if it needs a shared library asset paths update.
+    // Another redirect function which will loop through all Resources in the process, even the ones
+    // the app created outside of the regular Android Runtime, and reload their ResourcesImpl if it
+    // needs a shared library asset paths update.
     private void redirectAllResourcesToNewImplLocked(
             @NonNull final ArrayMap<ResourcesImpl, ResourcesKey> updatedResourceKeys) {
         cleanupReferences(mAllResourceReferences, mAllResourceReferencesQueue);
@@ -1835,52 +1924,35 @@
         }
     }
 
-    public static class SharedLibraryAssets{
-        private final String[] mAssetPaths;
+    @VisibleForTesting
+    public static class SharedLibraryAssets {
+        private final ResourcesKey mResourcesKey;
 
-        SharedLibraryAssets(String sourceDir, String[] splitSourceDirs, String[] sharedLibraryFiles,
-                String[] resourceDirs, String[] overlayPaths) {
-            mAssetPaths = collectAssetPaths(sourceDir, splitSourceDirs, sharedLibraryFiles,
-                    resourceDirs, overlayPaths);
-        }
-
-        private @NonNull String[] collectAssetPaths(String sourceDir, String[] splitSourceDirs,
-                String[] sharedLibraryFiles, String[] resourceDirs, String[] overlayPaths) {
-            final String[][] inputLists = {
-                    splitSourceDirs, sharedLibraryFiles, resourceDirs, overlayPaths
-            };
-
-            final ArraySet<String> assetPathSet = new ArraySet<>();
-            final List<String> assetPathList = new ArrayList<>();
-            if (sourceDir != null) {
-                assetPathSet.add(sourceDir);
-                assetPathList.add(sourceDir);
-            }
-
-            for (int i = 0; i < inputLists.length; i++) {
-                if (inputLists[i] != null) {
-                    for (int j = 0; j < inputLists[i].length; j++) {
-                        if (assetPathSet.add(inputLists[i][j])) {
-                            assetPathList.add(inputLists[i][j]);
-                        }
-                    }
-                }
-            }
-            return assetPathList.toArray(new String[0]);
+        private SharedLibraryAssets(ApplicationInfo appInfo) {
+            // We're loading all library's files as shared libs, regardless where they are in
+            // its own ApplicationInfo.
+            final var collector = new PathCollector(null);
+            PathCollector.appendNewPath(appInfo.sourceDir, collector.libsSet,
+                    collector.orderedLibs);
+            PathCollector.appendAllNewPaths(appInfo.splitSourceDirs, collector.libsSet,
+                    collector.orderedLibs);
+            PathCollector.appendAllNewPaths(appInfo.sharedLibraryFiles, collector.libsSet,
+                    collector.orderedLibs);
+            PathCollector.appendAllNewPaths(appInfo.resourceDirs, collector.overlaysSet,
+                    collector.orderedOverlays);
+            PathCollector.appendAllNewPaths(appInfo.overlayPaths, collector.overlaysSet,
+                    collector.orderedOverlays);
+            mResourcesKey = collector.collectedKey();
         }
 
         /**
-         * @return all the asset paths of this collected in this class.
+         * @return the resources key for this library assets.
          */
-        public @NonNull String[] getAllAssetPaths() {
-            return mAssetPaths;
+        public @NonNull ResourcesKey getResourcesKey() {
+            return mResourcesKey;
         }
     }
 
-    public @NonNull ArrayMap<String, SharedLibraryAssets> getSharedLibAssetsMap() {
-        return new ArrayMap<>(mSharedLibAssetsMap);
-    }
-
     /**
      * Add all resources references to the list which is designed to help to append shared library
      * asset paths. This is invoked in Resources constructor to include all Resources instances.
diff --git a/core/java/android/app/UiAutomation.java b/core/java/android/app/UiAutomation.java
index 348d4d8f..a249c39 100644
--- a/core/java/android/app/UiAutomation.java
+++ b/core/java/android/app/UiAutomation.java
@@ -1647,10 +1647,13 @@
 
             // Calling out without a lock held.
             mUiAutomationConnection.executeShellCommand(command, sink, null);
-        } catch (IOException ioe) {
-            Log.e(LOG_TAG, "Error executing shell command!", ioe);
-        } catch (RemoteException re) {
-            Log.e(LOG_TAG, "Error executing shell command!", re);
+        } catch (IOException | RemoteException e) {
+            Log.e(LOG_TAG, "Error executing shell command!", e);
+        } catch (IllegalArgumentException | NullPointerException | SecurityException e) {
+            // An exception of these types is propagated from the server.
+            // Rethrow it to keep the old behavior. To avoid FD leak, close the source.
+            IoUtils.closeQuietly(source);
+            throw e;
         } finally {
             IoUtils.closeQuietly(sink);
         }
@@ -1734,10 +1737,15 @@
             // Calling out without a lock held.
             mUiAutomationConnection.executeShellCommandWithStderr(
                     command, sink_read, source_write, stderr_sink_read);
-        } catch (IOException ioe) {
-            Log.e(LOG_TAG, "Error executing shell command!", ioe);
-        } catch (RemoteException re) {
-            Log.e(LOG_TAG, "Error executing shell command!", re);
+        } catch (IOException | RemoteException e) {
+            Log.e(LOG_TAG, "Error executing shell command!", e);
+        } catch (IllegalArgumentException | SecurityException | NullPointerException e) {
+            // An exception of these types is propagated from the server.
+            // Rethrow it to keep the old behavior. To avoid FD leaks, close the sources.
+            IoUtils.closeQuietly(sink_write);
+            IoUtils.closeQuietly(source_read);
+            IoUtils.closeQuietly(stderr_source_read);
+            throw e;
         } finally {
             IoUtils.closeQuietly(sink_read);
             IoUtils.closeQuietly(source_write);
diff --git a/core/java/android/app/UiAutomationConnection.java b/core/java/android/app/UiAutomationConnection.java
index 3c4bd9e..5e21e05 100644
--- a/core/java/android/app/UiAutomationConnection.java
+++ b/core/java/android/app/UiAutomationConnection.java
@@ -550,8 +550,21 @@
 
         try {
             process = Runtime.getRuntime().exec(command);
-        } catch (IOException exc) {
-            throw new RuntimeException("Error running shell command '" + command + "'", exc);
+        } catch (IOException ex) {
+            // Make sure the passed FDs are closed.
+            IoUtils.closeQuietly(sink);
+            IoUtils.closeQuietly(source);
+            IoUtils.closeQuietly(stderrSink);
+            // No to need to wrap in RuntimeException. Only to keep the old behavior.
+            // This is just logged and not propagated to the remote caller anyway.
+            throw new RuntimeException("Error running shell command '" + command + "'", ex);
+        } catch (IllegalArgumentException | NullPointerException | SecurityException ex) {
+            // Make sure the passed FDs are closed.
+            IoUtils.closeQuietly(sink);
+            IoUtils.closeQuietly(source);
+            IoUtils.closeQuietly(stderrSink);
+            // Rethrow the exception. This will be propagated to the remote caller.
+            throw ex;
         }
 
         // Read from process and write to pipe
diff --git a/core/java/android/companion/virtual/IVirtualDevice.aidl b/core/java/android/companion/virtual/IVirtualDevice.aidl
index 31157ca..0653839 100644
--- a/core/java/android/companion/virtual/IVirtualDevice.aidl
+++ b/core/java/android/companion/virtual/IVirtualDevice.aidl
@@ -17,7 +17,9 @@
 package android.companion.virtual;
 
 import android.app.PendingIntent;
+import android.companion.virtual.IVirtualDeviceActivityListener;
 import android.companion.virtual.IVirtualDeviceIntentInterceptor;
+import android.companion.virtual.IVirtualDeviceSoundEffectListener;
 import android.companion.virtual.audio.IAudioConfigChangedCallback;
 import android.companion.virtual.audio.IAudioRoutingCallback;
 import android.companion.virtual.sensor.VirtualSensor;
@@ -296,4 +298,15 @@
      */
     @EnforcePermission("CREATE_VIRTUAL_DEVICE")
     String getVirtualCameraId(in VirtualCameraConfig camera);
+
+    /**
+     * Setter for listeners that live in the client process, namely in
+     * {@link android.companion.virtual.VirtualDeviceInternal}.
+     *
+     * This is needed for virtual devices that are created by the system, as the VirtualDeviceImpl
+     * object is created before the returned VirtualDeviceInternal one.
+     */
+    @EnforcePermission("CREATE_VIRTUAL_DEVICE")
+    void setListeners(in IVirtualDeviceActivityListener activityListener,
+            in IVirtualDeviceSoundEffectListener soundEffectListener);
 }
diff --git a/core/java/android/companion/virtual/IVirtualDeviceActivityListener.aidl b/core/java/android/companion/virtual/IVirtualDeviceActivityListener.aidl
index fc7f85c..39371a3 100644
--- a/core/java/android/companion/virtual/IVirtualDeviceActivityListener.aidl
+++ b/core/java/android/companion/virtual/IVirtualDeviceActivityListener.aidl
@@ -32,7 +32,7 @@
      * @param topActivity The component name of the top activity.
      * @param userId The user ID associated with the top activity.
      */
-    void onTopActivityChanged(int displayId, in ComponentName topActivity, in int userId);
+    void onTopActivityChanged(int displayId, in ComponentName topActivity, int userId);
 
     /**
      * Called when the display becomes empty (e.g. if the user hits back on the last
@@ -41,4 +41,13 @@
      * @param displayId The display ID that became empty.
      */
     void onDisplayEmpty(int displayId);
+
+    /**
+     * Called when an activity launch was blocked due to a policy violation.
+     *
+     * @param displayId The display ID on which the activity tried to launch.
+     * @param componentName The component name of the blocked activity.
+     * @param userId The user ID associated with the blocked activity.
+     */
+    void onActivityLaunchBlocked(int displayId, in ComponentName componentName, int userId);
 }
diff --git a/core/java/android/companion/virtual/VirtualDeviceInternal.java b/core/java/android/companion/virtual/VirtualDeviceInternal.java
index af86c97..d3fcfc6 100644
--- a/core/java/android/companion/virtual/VirtualDeviceInternal.java
+++ b/core/java/android/companion/virtual/VirtualDeviceInternal.java
@@ -128,6 +128,22 @@
                         Binder.restoreCallingIdentity(token);
                     }
                 }
+
+                @Override
+                public void onActivityLaunchBlocked(int displayId, ComponentName componentName,
+                        @UserIdInt int userId) {
+                    final long token = Binder.clearCallingIdentity();
+                    try {
+                        synchronized (mActivityListenersLock) {
+                            for (int i = 0; i < mActivityListeners.size(); i++) {
+                                mActivityListeners.valueAt(i)
+                                        .onActivityLaunchBlocked(displayId, componentName, userId);
+                            }
+                        }
+                    } finally {
+                        Binder.restoreCallingIdentity(token);
+                    }
+                }
             };
     private final IVirtualDeviceSoundEffectListener mSoundEffectListener =
             new IVirtualDeviceSoundEffectListener.Stub() {
@@ -164,6 +180,20 @@
                 mSoundEffectListener);
     }
 
+    VirtualDeviceInternal(
+            IVirtualDeviceManager service,
+            Context context,
+            IVirtualDevice virtualDevice) {
+        mService = service;
+        mContext = context.getApplicationContext();
+        mVirtualDevice = virtualDevice;
+        try {
+            mVirtualDevice.setListeners(mActivityListenerBinder, mSoundEffectListener);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
     int getDeviceId() {
         try {
             return mVirtualDevice.getDeviceId();
@@ -511,6 +541,12 @@
         public void onDisplayEmpty(int displayId) {
             mExecutor.execute(() -> mActivityListener.onDisplayEmpty(displayId));
         }
+
+        public void onActivityLaunchBlocked(int displayId, ComponentName componentName,
+                @UserIdInt int userId) {
+            mExecutor.execute(() ->
+                    mActivityListener.onActivityLaunchBlocked(displayId, componentName, userId));
+        }
     }
 
     /**
diff --git a/core/java/android/companion/virtual/VirtualDeviceManager.java b/core/java/android/companion/virtual/VirtualDeviceManager.java
index c68014d..296ca33 100644
--- a/core/java/android/companion/virtual/VirtualDeviceManager.java
+++ b/core/java/android/companion/virtual/VirtualDeviceManager.java
@@ -575,6 +575,12 @@
                     new VirtualDeviceInternal(service, context, associationId, params);
         }
 
+        /** @hide */
+        public VirtualDevice(IVirtualDeviceManager service, Context context,
+                IVirtualDevice virtualDevice) {
+            mVirtualDeviceInternal = new VirtualDeviceInternal(service, context, virtualDevice);
+        }
+
         /**
          * Returns the unique ID of this virtual device.
          */
@@ -1120,7 +1126,7 @@
     }
 
     /**
-     * Listener for activity changes in this virtual device.
+     * Listener for activity changes and other activity events on a virtual device.
      *
      * @hide
      */
@@ -1161,6 +1167,20 @@
          * @param displayId The display ID that became empty.
          */
         void onDisplayEmpty(int displayId);
+
+        /**
+         * Called when an activity launch was blocked due to a policy violation.
+         *
+         * @param displayId The display ID on which the activity tried to launch.
+         * @param componentName The component name of the blocked activity.
+         * @param userId The user ID associated with the blocked activity.
+         *
+         * @see VirtualDeviceParams#POLICY_TYPE_ACTIVITY
+         * @see VirtualDevice#addActivityPolicyExemption(ComponentName)
+         */
+        @FlaggedApi(android.companion.virtualdevice.flags.Flags.FLAG_ACTIVITY_CONTROL_API)
+        default void onActivityLaunchBlocked(int displayId, @NonNull ComponentName componentName,
+                @UserIdInt int userId) {}
     }
 
     /**
diff --git a/core/java/android/companion/virtual/flags/flags.aconfig b/core/java/android/companion/virtual/flags/flags.aconfig
index cd8082c..64d2081 100644
--- a/core/java/android/companion/virtual/flags/flags.aconfig
+++ b/core/java/android/companion/virtual/flags/flags.aconfig
@@ -41,6 +41,13 @@
 
 flag {
      namespace: "virtual_devices"
+     name: "activity_control_api"
+     description: "Enable APIs for fine grained activity policy, fallback and callbacks"
+     bug: "333443509"
+}
+
+flag {
+     namespace: "virtual_devices"
      name: "camera_device_awareness"
      description: "Enable device awareness in camera service"
      bug: "305170199"
diff --git a/core/java/android/content/pm/multiuser.aconfig b/core/java/android/content/pm/multiuser.aconfig
index a9c07d1..6f5bb4a 100644
--- a/core/java/android/content/pm/multiuser.aconfig
+++ b/core/java/android/content/pm/multiuser.aconfig
@@ -126,7 +126,7 @@
     description: "Talkback focus doesn't move to the 'If you change your Google Account picture…' after swiping next to move the focus from 'Choose a picture'"
     bug: "330835921"
     metadata {
-    	purpose: PURPOSE_BUGFIX
+        purpose: PURPOSE_BUGFIX
   }
 }
 
@@ -136,7 +136,7 @@
     description: "Talkback doesn't announce 'selected' after double tapping the button in the picture list in 'Choose a picture' page."
     bug: "330840549"
     metadata {
-    	purpose: PURPOSE_BUGFIX
+        purpose: PURPOSE_BUGFIX
   }
 }
 
@@ -146,10 +146,21 @@
     description: "Fix potential unexpected behavior due to concurrent file writing"
     bug: "339351031"
     metadata {
-    	purpose: PURPOSE_BUGFIX
+        purpose: PURPOSE_BUGFIX
   }
 }
 
+flag {
+    name: "cache_user_serial_number"
+    namespace: "multiuser"
+    description: "Optimise user serial number retrieval"
+    bug: "340018451"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+  }
+}
+
+
 # This flag guards the private space feature and all its implementations excluding the APIs. APIs are guarded by android.os.Flags.allow_private_profile.
 flag {
     name: "enable_private_space_features"
diff --git a/core/java/android/content/res/AssetManager.java b/core/java/android/content/res/AssetManager.java
index c0c1c31..899c2d6 100644
--- a/core/java/android/content/res/AssetManager.java
+++ b/core/java/android/content/res/AssetManager.java
@@ -17,6 +17,7 @@
 package android.content.res;
 
 import static android.content.res.Resources.ID_NULL;
+import static android.app.ResourcesManager.ApkKey;
 
 import android.annotation.AnyRes;
 import android.annotation.ArrayRes;
@@ -26,6 +27,7 @@
 import android.annotation.StringRes;
 import android.annotation.StyleRes;
 import android.annotation.TestApi;
+import android.app.ResourcesManager;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.pm.ActivityInfo;
 import android.content.res.Configuration.NativeConfig;
@@ -265,7 +267,7 @@
             }
 
             sSystemApkAssetsSet = new ArraySet<>(apkAssets);
-            sSystemApkAssets = apkAssets.toArray(new ApkAssets[apkAssets.size()]);
+            sSystemApkAssets = apkAssets.toArray(new ApkAssets[0]);
             if (sSystem == null) {
                 sSystem = new AssetManager(true /*sentinel*/);
             }
@@ -449,7 +451,7 @@
     @Deprecated
     @UnsupportedAppUsage
     public int addAssetPath(String path) {
-        return addAssetPathInternal(List.of(path), false, false, false);
+        return addAssetPathInternal(List.of(new ApkKey(path, false, false)), false);
     }
 
     /**
@@ -459,7 +461,7 @@
     @Deprecated
     @UnsupportedAppUsage
     public int addAssetPathAsSharedLibrary(String path) {
-        return addAssetPathInternal(List.of(path), false, true, false);
+        return addAssetPathInternal(List.of(new ApkKey(path, true, false)), false);
     }
 
     /**
@@ -469,27 +471,26 @@
     @Deprecated
     @UnsupportedAppUsage
     public int addOverlayPath(String path) {
-        return addAssetPathInternal(List.of(path), true, false, false);
+        return addAssetPathInternal(List.of(new ApkKey(path, false, true)), false);
     }
 
     /**
      * @hide
      */
-    public void addSharedLibraryPaths(@NonNull List<String> paths) {
-        addAssetPathInternal(paths, false, true, true);
+    public void addPresetApkKeys(@NonNull List<ApkKey> keys) {
+        addAssetPathInternal(keys, true);
     }
 
-    private int addAssetPathInternal(List<String> paths, boolean overlay, boolean appAsLib,
-            boolean presetAssets) {
-        Objects.requireNonNull(paths, "paths");
-        if (paths.isEmpty()) {
+    private int addAssetPathInternal(List<ApkKey> apkKeys, boolean presetAssets) {
+        Objects.requireNonNull(apkKeys, "apkKeys");
+        if (apkKeys.isEmpty()) {
             return 0;
         }
 
         synchronized (this) {
             ensureOpenLocked();
 
-            // See if we already have some of the paths loaded.
+            // See if we already have some of the apkKeys loaded.
             final int originalAssetsCount = mApkAssets.length;
 
             // Getting an assets' path is a relatively expensive operation, cache them.
@@ -498,22 +499,22 @@
                 assetPaths.put(mApkAssets[i].getAssetPath(), i);
             }
 
-            final ArrayList<String> newPaths = new ArrayList<>(paths.size());
+            final var newKeys = new ArrayList<ApkKey>(apkKeys.size());
             int lastFoundIndex = -1;
-            for (int i = 0, pathsSize = paths.size(); i < pathsSize; i++) {
-                final var path = paths.get(i);
-                final int index = assetPaths.getOrDefault(path, -1);
-                if (index < 0) {
-                    newPaths.add(path);
+            for (int i = 0, pathsSize = apkKeys.size(); i < pathsSize; i++) {
+                final var key = apkKeys.get(i);
+                final var index = assetPaths.get(key.path);
+                if (index == null) {
+                    newKeys.add(key);
                 } else {
                     lastFoundIndex = index;
                 }
             }
-            if (newPaths.isEmpty()) {
+            if (newKeys.isEmpty()) {
                 return lastFoundIndex + 1;
             }
 
-            final var newAssets = loadAssets(newPaths, overlay, appAsLib);
+            final var newAssets = loadAssets(newKeys);
             if (newAssets.isEmpty()) {
                 return 0;
             }
@@ -557,28 +558,19 @@
         return newAssetsArray;
     }
 
-    private static @NonNull ArrayList<ApkAssets> loadAssets(@NonNull ArrayList<String> paths,
-            boolean overlay, boolean appAsLib) {
-        final int pathsSize = paths.size();
+    private static @NonNull ArrayList<ApkAssets> loadAssets(@NonNull ArrayList<ApkKey> keys) {
+        final int pathsSize = keys.size();
         final var loadedAssets = new ArrayList<ApkAssets>(pathsSize);
+        final var resourcesManager = ResourcesManager.getInstance();
         for (int i = 0; i < pathsSize; i++) {
-            final var path = paths.get(i);
+            final var key = keys.get(i);
             try {
-                final ApkAssets assets;
-                if (overlay || path.endsWith(".frro")) {
-                    // TODO(b/70343104): This hardcoded path will be removed once
-                    // addAssetPathInternal is deleted.
-                    final String idmapPath = "/data/resource-cache/"
-                            + path.substring(1).replace('/', '@')
-                            + "@idmap";
-                    assets = ApkAssets.loadOverlayFromPath(idmapPath, 0 /* flags */);
-                } else {
-                    assets = ApkAssets.loadFromPath(path,
-                            appAsLib ? ApkAssets.PROPERTY_DYNAMIC : 0);
-                }
-                loadedAssets.add(assets);
+                // ResourcesManager has a cache of loaded assets, ensuring we don't open the same
+                // file repeatedly, which is useful for the common overlays and registered
+                // shared libraries.
+                loadedAssets.add(resourcesManager.loadApkAssets(key));
             } catch (IOException e) {
-                Log.w(TAG, "Failed to load asset, path = " + path, e);
+                Log.w(TAG, "Failed to load asset, key = " + key, e);
             }
         }
         return loadedAssets;
diff --git a/core/java/android/content/res/ColorStateList.java b/core/java/android/content/res/ColorStateList.java
index 5031faa..7b18117 100644
--- a/core/java/android/content/res/ColorStateList.java
+++ b/core/java/android/content/res/ColorStateList.java
@@ -32,6 +32,9 @@
 import android.util.SparseArray;
 import android.util.StateSet;
 import android.util.Xml;
+import android.util.proto.ProtoInputStream;
+import android.util.proto.ProtoOutputStream;
+import android.util.proto.ProtoUtils;
 
 import com.android.internal.R;
 import com.android.internal.graphics.ColorUtils;
@@ -44,7 +47,9 @@
 
 import java.io.IOException;
 import java.lang.ref.WeakReference;
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 
 /**
  *
@@ -793,4 +798,61 @@
             return new ColorStateList(stateSpecs, colors);
         }
     };
+
+    /** @hide */
+    public void writeToProto(ProtoOutputStream out) {
+        for (int[] states : mStateSpecs) {
+            long specToken = out.start(ColorStateListProto.STATE_SPECS);
+            for (int state : states) {
+                out.write(ColorStateListProto.StateSpec.STATE, state);
+            }
+            out.end(specToken);
+        }
+        for (int color : mColors) {
+            out.write(ColorStateListProto.COLORS, color);
+        }
+    }
+
+    /** @hide */
+    public static ColorStateList createFromProto(ProtoInputStream in)
+            throws Exception {
+        List<int[]> stateSpecs = new ArrayList<>();
+        List<Integer> colors = new ArrayList<>();
+
+
+        while (in.nextField() != ProtoInputStream.NO_MORE_FIELDS) {
+            switch (in.getFieldNumber()) {
+                case (int) ColorStateListProto.COLORS:
+                    colors.add(in.readInt(ColorStateListProto.COLORS));
+                    break;
+                case (int) ColorStateListProto.STATE_SPECS:
+                    final long stateToken = in.start(ColorStateListProto.STATE_SPECS);
+                    List<Integer> states = new ArrayList<>();
+                    while (in.nextField() != ProtoInputStream.NO_MORE_FIELDS) {
+                        switch (in.getFieldNumber()) {
+                            case (int) ColorStateListProto.StateSpec.STATE:
+                                states.add(in.readInt(ColorStateListProto.StateSpec.STATE));
+                                break;
+                            default:
+                                Log.w(TAG, "Unhandled field while reading Icon proto!\n"
+                                        + ProtoUtils.currentFieldToString(in));
+                        }
+                    }
+                    int[] statesArray = new int[states.size()];
+                    Arrays.setAll(statesArray, states::get);
+                    stateSpecs.add(statesArray);
+                    in.end(stateToken);
+                    break;
+                default:
+                    Log.w(TAG, "Unhandled field while reading Icon proto!\n"
+                            + ProtoUtils.currentFieldToString(in));
+            }
+        }
+
+        int[][] stateSpecsArray = new int[stateSpecs.size()][];
+        Arrays.setAll(stateSpecsArray, stateSpecs::get);
+        int[] colorsArray = new int[colors.size()];
+        Arrays.setAll(colorsArray, colors::get);
+        return new ColorStateList(stateSpecsArray, colorsArray);
+    }
 }
diff --git a/core/java/android/content/res/ResourcesImpl.java b/core/java/android/content/res/ResourcesImpl.java
index 9f8b974..d874270 100644
--- a/core/java/android/content/res/ResourcesImpl.java
+++ b/core/java/android/content/res/ResourcesImpl.java
@@ -29,7 +29,6 @@
 import android.annotation.StyleableRes;
 import android.app.LocaleConfig;
 import android.app.ResourcesManager;
-import android.app.ResourcesManager.SharedLibraryAssets;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.pm.ActivityInfo;
 import android.content.pm.ActivityInfo.Config;
@@ -48,8 +47,6 @@
 import android.os.LocaleList;
 import android.os.ParcelFileDescriptor;
 import android.os.Trace;
-import android.util.ArrayMap;
-import android.util.ArraySet;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
 import android.util.Log;
@@ -72,7 +69,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.PrintWriter;
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Locale;
 
@@ -149,10 +145,9 @@
     // Cyclical cache used for recently-accessed XML files.
     private int mLastCachedXmlBlockIndex = -1;
 
-    // The number of shared libraries registered within this ResourcesImpl, which is designed to
-    // help to determine whether this ResourcesImpl is outdated on shared library information and
-    // needs to be replaced.
-    private int mSharedLibCount;
+    // The hash that allows to detect when the shared libraries applied to this object have changed,
+    // and it is outdated and needs to be replaced.
+    private final int mAppliedSharedLibsHash;
     private final int[] mCachedXmlBlockCookies = new int[XML_BLOCK_CACHE_SIZE];
     private final String[] mCachedXmlBlockFiles = new String[XML_BLOCK_CACHE_SIZE];
     private final XmlBlock[] mCachedXmlBlocks = new XmlBlock[XML_BLOCK_CACHE_SIZE];
@@ -206,23 +201,8 @@
     public ResourcesImpl(@NonNull AssetManager assets, @Nullable DisplayMetrics metrics,
             @Nullable Configuration config, @NonNull DisplayAdjustments displayAdjustments) {
         mAssets = assets;
-        if (Flags.registerResourcePaths()) {
-            final ArraySet<String> uniquePaths = new ArraySet<>();
-            final ArrayList<String> orderedPaths = new ArrayList<>();
-            final ArrayMap<String, SharedLibraryAssets> sharedLibMap =
-                    ResourcesManager.getInstance().getSharedLibAssetsMap();
-            final int size = sharedLibMap.size();
-            for (int i = 0; i < size; i++) {
-                final var paths = sharedLibMap.valueAt(i).getAllAssetPaths();
-                for (int j = 0; j < paths.length; j++) {
-                    if (uniquePaths.add(paths[j])) {
-                        orderedPaths.add(paths[j]);
-                    }
-                }
-            }
-            assets.addSharedLibraryPaths(orderedPaths);
-            mSharedLibCount = size;
-        }
+        mAppliedSharedLibsHash =
+                ResourcesManager.getInstance().updateResourceImplWithRegisteredLibs(this);
         mMetrics.setToDefaults();
         mDisplayAdjustments = displayAdjustments;
         mConfiguration.setToDefaults();
@@ -1625,7 +1605,7 @@
         }
     }
 
-    public int getSharedLibCount() {
-        return mSharedLibCount;
+    public int getAppliedSharedLibsHash() {
+        return mAppliedSharedLibsHash;
     }
 }
diff --git a/core/java/android/hardware/Camera.java b/core/java/android/hardware/Camera.java
index c2424e8..cbac912 100644
--- a/core/java/android/hardware/Camera.java
+++ b/core/java/android/hardware/Camera.java
@@ -32,6 +32,7 @@
 import android.app.AppOpsManager;
 import android.companion.virtual.VirtualDeviceManager;
 import android.compat.annotation.UnsupportedAppUsage;
+import android.content.AttributionSource.ScopedParcelState;
 import android.content.Context;
 import android.graphics.ImageFormat;
 import android.graphics.Point;
@@ -45,6 +46,7 @@
 import android.os.IBinder;
 import android.os.Looper;
 import android.os.Message;
+import android.os.Parcel;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.ServiceManager;
@@ -293,10 +295,14 @@
     @SuppressLint("UnflaggedApi") // @TestApi without associated feature.
     @TestApi
     public static int getNumberOfCameras(@NonNull Context context) {
-        return _getNumberOfCameras(context.getDeviceId(), getDevicePolicyFromContext(context));
+        try (ScopedParcelState clientAttribution =
+                context.getAttributionSource().asScopedParcelState()) {
+            return _getNumberOfCameras(
+                    clientAttribution.getParcel(), getDevicePolicyFromContext(context));
+        }
     }
 
-    private static native int _getNumberOfCameras(int deviceId, int devicePolicy);
+    private static native int _getNumberOfCameras(Parcel clientAttributionParcel, int devicePolicy);
 
     /**
      * Returns the information about a particular camera.
@@ -321,8 +327,16 @@
     @TestApi
     public static void getCameraInfo(int cameraId, @NonNull Context context,
             int rotationOverride, CameraInfo cameraInfo) {
-        _getCameraInfo(cameraId, rotationOverride, context.getDeviceId(),
-                getDevicePolicyFromContext(context), cameraInfo);
+        try (ScopedParcelState clientAttribution =
+                context.getAttributionSource().asScopedParcelState()) {
+            _getCameraInfo(
+                    cameraId,
+                    rotationOverride,
+                    clientAttribution.getParcel(),
+                    getDevicePolicyFromContext(context),
+                    cameraInfo);
+        }
+
         IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE);
         IAudioService audioService = IAudioService.Stub.asInterface(b);
         try {
@@ -336,8 +350,12 @@
         }
     }
 
-    private native static void _getCameraInfo(int cameraId, int rotationOverride,
-            int deviceId, int devicePolicy, CameraInfo cameraInfo);
+    private native static void _getCameraInfo(
+            int cameraId,
+            int rotationOverride,
+            Parcel clientAttributionParcel,
+            int devicePolicy,
+            CameraInfo cameraInfo);
 
     private static int getDevicePolicyFromContext(Context context) {
         if (context.getDeviceId() == DEVICE_ID_DEFAULT
@@ -545,9 +563,18 @@
         }
 
         boolean forceSlowJpegMode = shouldForceSlowJpegMode();
-        return native_setup(new WeakReference<>(this), cameraId,
-                ActivityThread.currentOpPackageName(), rotationOverride, forceSlowJpegMode,
-                context.getDeviceId(), getDevicePolicyFromContext(context));
+
+        try (ScopedParcelState clientAttribution =
+                context.getAttributionSource().asScopedParcelState()) {
+            return native_setup(
+                    new WeakReference<>(this),
+                    cameraId,
+                    ActivityThread.currentOpPackageName(),
+                    rotationOverride,
+                    forceSlowJpegMode,
+                    clientAttribution.getParcel(),
+                    getDevicePolicyFromContext(context));
+        }
     }
 
     private boolean shouldForceSlowJpegMode() {
@@ -630,8 +657,14 @@
     }
 
     @UnsupportedAppUsage
-    private native int native_setup(Object cameraThis, int cameraId, String packageName,
-            int rotationOverride, boolean forceSlowJpegMode, int deviceId, int devicePolicy);
+    private native int native_setup(
+            Object cameraThis,
+            int cameraId,
+            String packageName,
+            int rotationOverride,
+            boolean forceSlowJpegMode,
+            Parcel clientAttributionParcel,
+            int devicePolicy);
 
     private native final void native_release();
 
@@ -2267,9 +2300,11 @@
         private static final String KEY_MIN_EXPOSURE_COMPENSATION = "min-exposure-compensation";
         private static final String KEY_EXPOSURE_COMPENSATION_STEP = "exposure-compensation-step";
         private static final String KEY_AUTO_EXPOSURE_LOCK = "auto-exposure-lock";
-        private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED = "auto-exposure-lock-supported";
+        private static final String KEY_AUTO_EXPOSURE_LOCK_SUPPORTED =
+                "auto-exposure-lock-supported";
         private static final String KEY_AUTO_WHITEBALANCE_LOCK = "auto-whitebalance-lock";
-        private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED = "auto-whitebalance-lock-supported";
+        private static final String KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED =
+                "auto-whitebalance-lock-supported";
         private static final String KEY_METERING_AREAS = "metering-areas";
         private static final String KEY_MAX_NUM_METERING_AREAS = "max-num-metering-areas";
         private static final String KEY_ZOOM = "zoom";
@@ -2286,7 +2321,8 @@
         private static final String KEY_RECORDING_HINT = "recording-hint";
         private static final String KEY_VIDEO_SNAPSHOT_SUPPORTED = "video-snapshot-supported";
         private static final String KEY_VIDEO_STABILIZATION = "video-stabilization";
-        private static final String KEY_VIDEO_STABILIZATION_SUPPORTED = "video-stabilization-supported";
+        private static final String KEY_VIDEO_STABILIZATION_SUPPORTED =
+                "video-stabilization-supported";
 
         // Parameter key suffix for supported values.
         private static final String SUPPORTED_VALUES_SUFFIX = "-values";
diff --git a/core/java/android/hardware/camera2/CameraManager.java b/core/java/android/hardware/camera2/CameraManager.java
index 9eb9745..2dbd4b8 100644
--- a/core/java/android/hardware/camera2/CameraManager.java
+++ b/core/java/android/hardware/camera2/CameraManager.java
@@ -35,6 +35,7 @@
 import android.compat.annotation.ChangeId;
 import android.compat.annotation.EnabledSince;
 import android.compat.annotation.Overridable;
+import android.content.AttributionSourceState;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.graphics.Point;
@@ -106,6 +107,7 @@
     private final boolean DEBUG = false;
 
     private static final int USE_CALLING_UID = -1;
+    private static final int USE_CALLING_PID = -1;
 
     @SuppressWarnings("unused")
     private static final int API_VERSION_1 = 1;
@@ -418,9 +420,12 @@
     public boolean isConcurrentSessionConfigurationSupported(
             @NonNull Map<String, SessionConfiguration> cameraIdAndSessionConfig)
             throws CameraAccessException {
-        return CameraManagerGlobal.get().isConcurrentSessionConfigurationSupported(
-                cameraIdAndSessionConfig, mContext.getApplicationInfo().targetSdkVersion,
-                mContext.getDeviceId(), getDevicePolicyFromContext(mContext));
+        return CameraManagerGlobal.get()
+                .isConcurrentSessionConfigurationSupported(
+                        cameraIdAndSessionConfig,
+                        mContext.getApplicationInfo().targetSdkVersion,
+                        getClientAttribution(),
+                        getDevicePolicyFromContext(mContext));
     }
 
     /**
@@ -660,11 +665,14 @@
         }
         try {
             for (String physicalCameraId : physicalCameraIds) {
+                AttributionSourceState clientAttribution = getClientAttribution();
+                clientAttribution.deviceId = DEVICE_ID_DEFAULT;
                 CameraMetadataNative physicalCameraInfo =
-                        cameraService.getCameraCharacteristics(physicalCameraId,
+                        cameraService.getCameraCharacteristics(
+                                physicalCameraId,
                                 mContext.getApplicationInfo().targetSdkVersion,
                                 /*rotationOverride*/ ICameraService.ROTATION_OVERRIDE_NONE,
-                                DEVICE_ID_DEFAULT,
+                                clientAttribution,
                                 DEVICE_POLICY_DEFAULT);
                 StreamConfiguration[] configs = physicalCameraInfo.get(
                         CameraCharacteristics.
@@ -756,9 +764,13 @@
                         "Camera service is currently unavailable");
             }
             try {
-                CameraMetadataNative info = cameraService.getCameraCharacteristics(cameraId,
-                        mContext.getApplicationInfo().targetSdkVersion, rotationOverride,
-                        mContext.getDeviceId(), getDevicePolicyFromContext(mContext));
+                CameraMetadataNative info =
+                        cameraService.getCameraCharacteristics(
+                                cameraId,
+                                mContext.getApplicationInfo().targetSdkVersion,
+                                rotationOverride,
+                                getClientAttribution(),
+                                getDevicePolicyFromContext(mContext));
                 characteristics = prepareCameraCharacteristics(cameraId, info, cameraService);
             } catch (ServiceSpecificException e) {
                 throw ExceptionUtils.throwAsPublicException(e);
@@ -951,15 +963,33 @@
     }
 
     /**
+     * Constructs an AttributionSourceState with only the uid, pid, and deviceId fields set
+     *
+     * <p>This method is a temporary stopgap in the transition to using AttributionSource. Currently
+     * AttributionSourceState is only used as a vehicle for passing deviceId, uid, and pid
+     * arguments.</p>
+     *
+     * @hide
+     */
+    public AttributionSourceState getClientAttribution() {
+        // TODO: Send the full contextAttribution over aidl, remove USE_CALLING_*
+        AttributionSourceState contextAttribution =
+                mContext.getAttributionSource().asState();
+        AttributionSourceState clientAttribution =
+                new AttributionSourceState();
+        clientAttribution.uid = USE_CALLING_UID;
+        clientAttribution.pid = USE_CALLING_PID;
+        clientAttribution.deviceId = contextAttribution.deviceId;
+        clientAttribution.next = new AttributionSourceState[0];
+        return clientAttribution;
+    }
+
+    /**
      * Helper for opening a connection to a camera with the given ID.
      *
      * @param cameraId The unique identifier of the camera device to open
      * @param callback The callback for the camera. Must not be null.
      * @param executor The executor to invoke the callback with. Must not be null.
-     * @param uid      The UID of the application actually opening the camera.
-     *                 Must be USE_CALLING_UID unless the caller is a service
-     *                 that is trusted to open the device on behalf of an
-     *                 application and to forward the real UID.
      *
      * @throws CameraAccessException if the camera is disabled by device policy,
      * too many camera devices are already open, or the cameraId does not match
@@ -974,7 +1004,7 @@
      * @see android.app.admin.DevicePolicyManager#setCameraDisabled
      */
     private CameraDevice openCameraDeviceUserAsync(String cameraId,
-            CameraDevice.StateCallback callback, Executor executor, final int uid,
+            CameraDevice.StateCallback callback, Executor executor,
             final int oomScoreOffset, int rotationOverride) throws CameraAccessException {
         CameraCharacteristics characteristics = getCameraCharacteristics(cameraId);
         CameraDevice device = null;
@@ -1005,11 +1035,19 @@
                         "Camera service is currently unavailable");
                 }
 
-                cameraUser = cameraService.connectDevice(callbacks, cameraId,
-                    mContext.getOpPackageName(), mContext.getAttributionTag(), uid,
-                    oomScoreOffset, mContext.getApplicationInfo().targetSdkVersion,
-                        rotationOverride, mContext.getDeviceId(),
-                        getDevicePolicyFromContext(mContext));
+                AttributionSourceState clientAttribution =
+                        getClientAttribution();
+                cameraUser =
+                        cameraService.connectDevice(
+                                callbacks,
+                                cameraId,
+                                mContext.getOpPackageName(),
+                                mContext.getAttributionTag(),
+                                oomScoreOffset,
+                                mContext.getApplicationInfo().targetSdkVersion,
+                                rotationOverride,
+                                clientAttribution,
+                                getDevicePolicyFromContext(mContext));
             } catch (ServiceSpecificException e) {
                 if (e.errorCode == ICameraService.ERROR_DEPRECATED_HAL) {
                     throw new AssertionError("Should've gone down the shim path");
@@ -1135,8 +1173,8 @@
     public void openCamera(@NonNull String cameraId,
             @NonNull final CameraDevice.StateCallback callback, @Nullable Handler handler)
             throws CameraAccessException {
-        openCameraForUid(cameraId, callback, CameraDeviceImpl.checkAndWrapHandler(handler),
-                USE_CALLING_UID);
+
+        openCameraImpl(cameraId, callback, CameraDeviceImpl.checkAndWrapHandler(handler));
     }
 
     /**
@@ -1172,8 +1210,8 @@
     public void openCamera(@NonNull String cameraId, boolean overrideToPortrait,
             @Nullable Handler handler,
             @NonNull final CameraDevice.StateCallback callback) throws CameraAccessException {
-        openCameraForUid(cameraId, callback, CameraDeviceImpl.checkAndWrapHandler(handler),
-                         USE_CALLING_UID, /*oomScoreOffset*/0,
+        openCameraImpl(cameraId, callback, CameraDeviceImpl.checkAndWrapHandler(handler),
+                         /*oomScoreOffset*/0,
                          overrideToPortrait
                                  ? ICameraService.ROTATION_OVERRIDE_OVERRIDE_TO_PORTRAIT
                                  : ICameraService.ROTATION_OVERRIDE_NONE);
@@ -1221,7 +1259,7 @@
         if (executor == null) {
             throw new IllegalArgumentException("executor was null");
         }
-        openCameraForUid(cameraId, callback, executor, USE_CALLING_UID);
+        openCameraImpl(cameraId, callback, executor);
     }
 
     /**
@@ -1289,13 +1327,13 @@
             throw new IllegalArgumentException(
                     "oomScoreOffset < 0, cannot increase priority of camera client");
         }
-        openCameraForUid(cameraId, callback, executor, USE_CALLING_UID, oomScoreOffset,
+        openCameraImpl(cameraId, callback, executor, oomScoreOffset,
                 getRotationOverride(mContext));
     }
 
     /**
-     * Open a connection to a camera with the given ID, on behalf of another application
-     * specified by clientUid. Also specify the minimum oom score and process state the application
+     * Open a connection to a camera with the given ID, on behalf of another application.
+     * Also specify the minimum oom score and process state the application
      * should have, as seen by the cameraserver.
      *
      * <p>The behavior of this method matches that of {@link #openCamera}, except that it allows
@@ -1303,9 +1341,6 @@
      * done by services trusted by the camera subsystem to act on behalf of applications and
      * to forward the real UID.</p>
      *
-     * @param clientUid
-     *             The UID of the application on whose behalf the camera is being opened.
-     *             Must be USE_CALLING_UID unless the caller is a trusted service.
      * @param oomScoreOffset
      *             The minimum oom score that cameraservice must see for this client.
      * @param rotationOverride
@@ -1313,9 +1348,9 @@
      *             that should be followed for this camera id connection
      * @hide
      */
-    public void openCameraForUid(@NonNull String cameraId,
+    public void openCameraImpl(@NonNull String cameraId,
             @NonNull final CameraDevice.StateCallback callback, @NonNull Executor executor,
-            int clientUid, int oomScoreOffset, int rotationOverride)
+            int oomScoreOffset, int rotationOverride)
             throws CameraAccessException {
 
         if (cameraId == null) {
@@ -1327,29 +1362,24 @@
             throw new IllegalArgumentException("No cameras available on device");
         }
 
-        openCameraDeviceUserAsync(cameraId, callback, executor, clientUid, oomScoreOffset,
+        openCameraDeviceUserAsync(cameraId, callback, executor, oomScoreOffset,
                 rotationOverride);
     }
 
     /**
-     * Open a connection to a camera with the given ID, on behalf of another application
-     * specified by clientUid.
+     * Open a connection to a camera with the given ID, on behalf of another application.
      *
      * <p>The behavior of this method matches that of {@link #openCamera}, except that it allows
      * the caller to specify the UID to use for permission/etc verification. This can only be
      * done by services trusted by the camera subsystem to act on behalf of applications and
      * to forward the real UID.</p>
      *
-     * @param clientUid
-     *             The UID of the application on whose behalf the camera is being opened.
-     *             Must be USE_CALLING_UID unless the caller is a trusted service.
-     *
      * @hide
      */
-    public void openCameraForUid(@NonNull String cameraId,
-            @NonNull final CameraDevice.StateCallback callback, @NonNull Executor executor,
-            int clientUid) throws CameraAccessException {
-        openCameraForUid(cameraId, callback, executor, clientUid, /*oomScoreOffset*/0,
+    public void openCameraImpl(@NonNull String cameraId,
+            @NonNull final CameraDevice.StateCallback callback, @NonNull Executor executor)
+            throws CameraAccessException {
+        openCameraImpl(cameraId, callback, executor, /*oomScoreOffset*/0,
                 getRotationOverride(mContext));
     }
 
@@ -1397,8 +1427,12 @@
         if (CameraManagerGlobal.sCameraServiceDisabled) {
             throw new IllegalArgumentException("No cameras available on device");
         }
-        CameraManagerGlobal.get().setTorchMode(cameraId, enabled, mContext.getDeviceId(),
-                getDevicePolicyFromContext(mContext));
+        CameraManagerGlobal.get()
+                .setTorchMode(
+                        cameraId,
+                        enabled,
+                        getClientAttribution(),
+                        getDevicePolicyFromContext(mContext));
     }
 
     /**
@@ -1461,8 +1495,12 @@
         if (CameraManagerGlobal.sCameraServiceDisabled) {
             throw new IllegalArgumentException("No camera available on device");
         }
-        CameraManagerGlobal.get().turnOnTorchWithStrengthLevel(cameraId, torchStrength,
-                mContext.getDeviceId(), getDevicePolicyFromContext(mContext));
+        CameraManagerGlobal.get()
+                .turnOnTorchWithStrengthLevel(
+                        cameraId,
+                        torchStrength,
+                        getClientAttribution(),
+                        getDevicePolicyFromContext(mContext));
     }
 
     /**
@@ -1488,8 +1526,11 @@
         if (CameraManagerGlobal.sCameraServiceDisabled) {
             throw new IllegalArgumentException("No camera available on device.");
         }
-        return CameraManagerGlobal.get().getTorchStrengthLevel(cameraId, mContext.getDeviceId(),
-                getDevicePolicyFromContext(mContext));
+        return CameraManagerGlobal.get()
+                .getTorchStrengthLevel(
+                        cameraId,
+                        getClientAttribution(),
+                        getDevicePolicyFromContext(mContext));
     }
 
     /**
@@ -2499,7 +2540,9 @@
 
         public boolean isConcurrentSessionConfigurationSupported(
                 @NonNull Map<String, SessionConfiguration> cameraIdsAndSessionConfigurations,
-                int targetSdkVersion, int deviceId, int devicePolicy)
+                int targetSdkVersion,
+                AttributionSourceState clientAttribution,
+                int devicePolicy)
                 throws CameraAccessException {
             if (cameraIdsAndSessionConfigurations == null) {
                 throw new IllegalArgumentException("cameraIdsAndSessionConfigurations was null");
@@ -2517,9 +2560,12 @@
                 for (Set<DeviceCameraInfo> combination : mConcurrentCameraIdCombinations) {
                     Set<DeviceCameraInfo> infos = new ArraySet<>();
                     for (String cameraId : cameraIdsAndSessionConfigurations.keySet()) {
-                        infos.add(new DeviceCameraInfo(cameraId,
-                                devicePolicy == DEVICE_POLICY_DEFAULT
-                                        ? DEVICE_ID_DEFAULT : deviceId));
+                        infos.add(
+                                new DeviceCameraInfo(
+                                        cameraId,
+                                        devicePolicy == DEVICE_POLICY_DEFAULT
+                                                ? DEVICE_ID_DEFAULT
+                                                : clientAttribution.deviceId));
                     }
                     if (combination.containsAll(infos)) {
                         subsetFound = true;
@@ -2541,7 +2587,7 @@
                 }
                 try {
                     return mCameraService.isConcurrentSessionConfigurationSupported(
-                            cameraIdsAndConfigs, targetSdkVersion, deviceId, devicePolicy);
+                            cameraIdsAndConfigs, targetSdkVersion, clientAttribution, devicePolicy);
                 } catch (ServiceSpecificException e) {
                     throw ExceptionUtils.throwAsPublicException(e);
                 } catch (RemoteException e) {
@@ -2580,7 +2626,11 @@
             return false;
         }
 
-        public void setTorchMode(String cameraId, boolean enabled, int deviceId, int devicePolicy)
+        public void setTorchMode(
+                String cameraId,
+                boolean enabled,
+                AttributionSourceState clientAttribution,
+                int devicePolicy)
                 throws CameraAccessException {
             synchronized (mLock) {
                 if (cameraId == null) {
@@ -2594,8 +2644,8 @@
                 }
 
                 try {
-                    cameraService.setTorchMode(cameraId, enabled, mTorchClientBinder, deviceId,
-                            devicePolicy);
+                    cameraService.setTorchMode(
+                            cameraId, enabled, mTorchClientBinder, clientAttribution, devicePolicy);
                 } catch(ServiceSpecificException e) {
                     throw ExceptionUtils.throwAsPublicException(e);
                 } catch (RemoteException e) {
@@ -2605,7 +2655,10 @@
             }
         }
 
-        public void turnOnTorchWithStrengthLevel(String cameraId, int torchStrength, int deviceId,
+        public void turnOnTorchWithStrengthLevel(
+                String cameraId,
+                int torchStrength,
+                AttributionSourceState clientAttribution,
                 int devicePolicy)
                 throws CameraAccessException {
             synchronized (mLock) {
@@ -2620,8 +2673,12 @@
                 }
 
                 try {
-                    cameraService.turnOnTorchWithStrengthLevel(cameraId, torchStrength,
-                            mTorchClientBinder, deviceId, devicePolicy);
+                    cameraService.turnOnTorchWithStrengthLevel(
+                            cameraId,
+                            torchStrength,
+                            mTorchClientBinder,
+                            clientAttribution,
+                            devicePolicy);
                 } catch(ServiceSpecificException e) {
                     throw ExceptionUtils.throwAsPublicException(e);
                 } catch (RemoteException e) {
@@ -2631,7 +2688,8 @@
             }
         }
 
-        public int getTorchStrengthLevel(String cameraId, int deviceId, int devicePolicy)
+        public int getTorchStrengthLevel(
+                String cameraId, AttributionSourceState clientAttribution, int devicePolicy)
                 throws CameraAccessException {
             int torchStrength;
             synchronized (mLock) {
@@ -2646,8 +2704,9 @@
                 }
 
                 try {
-                    torchStrength = cameraService.getTorchStrengthLevel(cameraId, deviceId,
-                            devicePolicy);
+                    torchStrength =
+                            cameraService.getTorchStrengthLevel(
+                                    cameraId, clientAttribution, devicePolicy);
                 } catch(ServiceSpecificException e) {
                     throw ExceptionUtils.throwAsPublicException(e);
                 } catch (RemoteException e) {
diff --git a/core/java/android/hardware/camera2/impl/CameraDeviceSetupImpl.java b/core/java/android/hardware/camera2/impl/CameraDeviceSetupImpl.java
index df057a1..4ddf602 100644
--- a/core/java/android/hardware/camera2/impl/CameraDeviceSetupImpl.java
+++ b/core/java/android/hardware/camera2/impl/CameraDeviceSetupImpl.java
@@ -71,9 +71,12 @@
             }
 
             try {
-                CameraMetadataNative defaultRequest = cameraService.createDefaultRequest(mCameraId,
-                        templateType, mContext.getDeviceId(),
-                        mCameraManager.getDevicePolicyFromContext(mContext));
+                CameraMetadataNative defaultRequest =
+                        cameraService.createDefaultRequest(
+                                mCameraId,
+                                templateType,
+                                mCameraManager.getClientAttribution(),
+                                mCameraManager.getDevicePolicyFromContext(mContext));
                 CameraDeviceImpl.disableZslIfNeeded(defaultRequest, mTargetSdkVersion,
                         templateType);
 
@@ -104,9 +107,11 @@
             }
 
             try {
-                return cameraService.isSessionConfigurationWithParametersSupported(mCameraId,
-                        mTargetSdkVersion, config,
-                        mContext.getDeviceId(),
+                return cameraService.isSessionConfigurationWithParametersSupported(
+                        mCameraId,
+                        mTargetSdkVersion,
+                        config,
+                        mCameraManager.getClientAttribution(),
                         mCameraManager.getDevicePolicyFromContext(mContext));
             } catch (ServiceSpecificException e) {
                 throw ExceptionUtils.throwAsPublicException(e);
@@ -133,12 +138,14 @@
             }
 
             try {
-                CameraMetadataNative metadata = cameraService.getSessionCharacteristics(
-                        mCameraId, mTargetSdkVersion,
-                        CameraManager.getRotationOverride(mContext),
-                        sessionConfig,
-                        mContext.getDeviceId(),
-                        mCameraManager.getDevicePolicyFromContext(mContext));
+                CameraMetadataNative metadata =
+                        cameraService.getSessionCharacteristics(
+                                mCameraId,
+                                mTargetSdkVersion,
+                                CameraManager.getRotationOverride(mContext),
+                                sessionConfig,
+                                mCameraManager.getClientAttribution(),
+                                mCameraManager.getDevicePolicyFromContext(mContext));
 
                 return mCameraManager.prepareCameraCharacteristics(mCameraId, metadata,
                         cameraService);
diff --git a/core/java/android/hardware/devicestate/feature/flags.aconfig b/core/java/android/hardware/devicestate/feature/flags.aconfig
index 12d3f94..a09c84d 100644
--- a/core/java/android/hardware/devicestate/feature/flags.aconfig
+++ b/core/java/android/hardware/devicestate/feature/flags.aconfig
@@ -8,4 +8,13 @@
     description: "Updated DeviceState hasProperty API"
     bug: "293636629"
     is_fixed_read_only: true
+}
+
+flag {
+    name: "device_state_property_migration"
+    is_exported: true
+    namespace: "windowing_sdk"
+    description: "Client migration to updated DeviceStateManager API's"
+    bug: "336640888"
+    is_fixed_read_only: true
 }
\ No newline at end of file
diff --git a/core/java/android/hardware/input/VirtualRotaryEncoderScrollEvent.java b/core/java/android/hardware/input/VirtualRotaryEncoderScrollEvent.java
index b8f2c00..3be911abe7 100644
--- a/core/java/android/hardware/input/VirtualRotaryEncoderScrollEvent.java
+++ b/core/java/android/hardware/input/VirtualRotaryEncoderScrollEvent.java
@@ -69,8 +69,13 @@
     }
 
     /**
-     * Returns the scroll amount, normalized from -1.0 to 1.0, inclusive. Positive values
-     * indicate scrolling forward (e.g. down in a vertical list); negative values, backward.
+     * Returns the scroll amount, normalized from -1.0 to 1.0, inclusive.
+     * <p>
+     * Positive values indicate scrolling forward (e.g. down in a vertical list); negative values,
+     * backward.
+     * <p>
+     * Values of 1.0 or -1.0 represent the maximum supported scroll.
+     * </p>
      */
     public @FloatRange(from = -1.0f, to = 1.0f) float getScrollAmount() {
         return mScrollAmount;
@@ -91,7 +96,7 @@
      */
     public static final class Builder {
 
-        private float mScrollAmount;
+        @FloatRange(from = -1.0f, to = 1.0f) private float mScrollAmount = 0.0f;
         private long mEventTimeNanos = 0L;
 
         /**
@@ -102,9 +107,13 @@
         }
 
         /**
-         * Sets the scroll amount, normalized from -1.0 to 1.0, inclusive. Positive values
-         * indicate scrolling forward (e.g. down in a vertical list); negative values, backward.
-         *
+         * Sets the scroll amount, normalized from -1.0 to 1.0, inclusive.
+         * <p>
+         * Positive values indicate scrolling forward (e.g. down in a vertical list); negative
+         * values, backward.
+         * <p>
+         * Values of 1.0 or -1.0 represent the maximum supported scroll.
+         * </p>
          * @return this builder, to allow for chaining of calls
          */
         public @NonNull Builder setScrollAmount(
diff --git a/core/java/android/os/BatteryUsageStats.java b/core/java/android/os/BatteryUsageStats.java
index 90d82e7..61cc23d 100644
--- a/core/java/android/os/BatteryUsageStats.java
+++ b/core/java/android/os/BatteryUsageStats.java
@@ -870,6 +870,16 @@
         }
 
         /**
+         * Returns true if this Builder is configured to hold data for the specified
+         * custom power component ID.
+         */
+        public boolean isSupportedCustomPowerComponent(int componentId) {
+            return componentId >= BatteryConsumer.FIRST_CUSTOM_POWER_COMPONENT_ID
+                    && componentId < BatteryConsumer.FIRST_CUSTOM_POWER_COMPONENT_ID
+                    + mBatteryConsumerDataLayout.customPowerComponentCount;
+        }
+
+        /**
          * Constructs a read-only object using the Builder values.
          */
         @NonNull
diff --git a/core/java/android/os/ConcurrentMessageQueue/MessageQueue.java b/core/java/android/os/ConcurrentMessageQueue/MessageQueue.java
new file mode 100644
index 0000000..72b5cf7
--- /dev/null
+++ b/core/java/android/os/ConcurrentMessageQueue/MessageQueue.java
@@ -0,0 +1,1648 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.os;
+
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.TestApi;
+import android.os.Handler;
+import android.os.Trace;
+import android.util.Log;
+import android.util.Printer;
+import android.util.SparseArray;
+import android.util.proto.ProtoOutputStream;
+
+import com.android.internal.annotations.GuardedBy;
+
+import java.io.FileDescriptor;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+import java.util.concurrent.ConcurrentSkipListSet;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.locks.Condition;
+import java.util.concurrent.locks.ReentrantLock;
+
+/**
+ * Low-level class holding the list of messages to be dispatched by a
+ * {@link Looper}.  Messages are not added directly to a MessageQueue,
+ * but rather through {@link Handler} objects associated with the Looper.
+ *
+ * <p>You can retrieve the MessageQueue for the current thread with
+ * {@link Looper#myQueue() Looper.myQueue()}.
+ */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
+@android.ravenwood.annotation.RavenwoodNativeSubstitutionClass(
+        "com.android.platform.test.ravenwood.nativesubstitution.MessageQueue_host")
+public final class MessageQueue {
+    private static final String TAG = "ConcurrentMessageQueue";
+    private static final boolean DEBUG = false;
+    private static final boolean TRACE = false;
+
+    // True if the message queue can be quit.
+    private final boolean mQuitAllowed;
+
+    @SuppressWarnings("unused")
+    private long mPtr; // used by native code
+
+    @IntDef(value = {
+        STACK_NODE_MESSAGE,
+        STACK_NODE_ACTIVE,
+        STACK_NODE_PARKED,
+        STACK_NODE_TIMEDPARK})
+    @Retention(RetentionPolicy.SOURCE)
+    private @interface StackNodeType {}
+
+    /*
+     * Stack node types. STACK_NODE_MESSAGE indicates a node containing a message.
+     * The other types indicate what state our Looper thread is in. The bottom of
+     * the stack is always a single state node. Message nodes are added on top.
+     */
+    private static final int STACK_NODE_MESSAGE = 0;
+    /*
+     * Active state indicates that next() is processing messages
+     */
+    private static final int STACK_NODE_ACTIVE = 1;
+    /*
+     * Parked state indicates that the Looper thread is sleeping indefinitely (nothing to deliver)
+     */
+    private static final int STACK_NODE_PARKED = 2;
+    /*
+     * Timed Park state indicates that the Looper thread is sleeping, waiting for a message
+     * deadline
+     */
+    private static final int STACK_NODE_TIMEDPARK = 3;
+
+    /* Describes a node in the Treiber stack */
+    static class StackNode {
+        @StackNodeType
+        private final int mType;
+
+        StackNode(@StackNodeType int type) {
+            mType = type;
+        }
+
+        @StackNodeType
+        final int getNodeType() {
+            return mType;
+        }
+
+        final boolean isMessageNode() {
+            return mType == STACK_NODE_MESSAGE;
+        }
+    }
+
+    static final class MessageNode extends StackNode implements Comparable<MessageNode> {
+        private final Message mMessage;
+        volatile StackNode mNext;
+        StateNode mBottomOfStack;
+        boolean mWokeUp;
+        final long mInsertSeq;
+        private static final VarHandle sRemovedFromStack;
+        private volatile boolean mRemovedFromStackValue;
+        static {
+            try {
+                MethodHandles.Lookup l = MethodHandles.lookup();
+                sRemovedFromStack = l.findVarHandle(MessageQueue.MessageNode.class,
+                        "mRemovedFromStackValue", boolean.class);
+            } catch (Exception e) {
+                Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+                throw new ExceptionInInitializerError(e);
+            }
+        }
+
+        MessageNode(@NonNull Message message, long insertSeq) {
+            super(STACK_NODE_MESSAGE);
+            mMessage = message;
+            mInsertSeq = insertSeq;
+        }
+
+        long getWhen() {
+            return mMessage.when;
+        }
+
+        boolean isRemovedFromStack() {
+            return mRemovedFromStackValue;
+        }
+
+        boolean removeFromStack() {
+            return sRemovedFromStack.compareAndSet(this, false, true);
+        }
+
+        boolean isAsync() {
+            return mMessage.isAsynchronous();
+        }
+
+        boolean isBarrier() {
+            return mMessage.target == null;
+        }
+
+        @Override
+        public int compareTo(@NonNull MessageNode messageNode) {
+            Message other = messageNode.mMessage;
+
+            int compared = Long.compare(mMessage.when, other.when);
+            if (compared == 0) {
+                compared = Long.compare(mInsertSeq, messageNode.mInsertSeq);
+            }
+            return compared;
+        }
+    }
+
+    static class StateNode extends StackNode {
+        StateNode(int type) {
+            super(type);
+        }
+    }
+
+    static final class TimedParkStateNode extends StateNode {
+        long mWhenToWake;
+
+        TimedParkStateNode() {
+            super(STACK_NODE_TIMEDPARK);
+        }
+    }
+
+    private static final StateNode sStackStateActive = new StateNode(STACK_NODE_ACTIVE);
+    private static final StateNode sStackStateParked = new StateNode(STACK_NODE_PARKED);
+    private final TimedParkStateNode mStackStateTimedPark = new TimedParkStateNode();
+
+    /* This is the top of our treiber stack. */
+    private static final VarHandle sState;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sState = l.findVarHandle(MessageQueue.class, "mStateValue",
+                    MessageQueue.StackNode.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+    }
+
+    private volatile StackNode mStateValue = sStackStateParked;
+    private final ConcurrentSkipListSet<MessageNode> mPriorityQueue =
+            new ConcurrentSkipListSet<MessageNode>();
+    private final ConcurrentSkipListSet<MessageNode> mAsyncPriorityQueue =
+            new ConcurrentSkipListSet<MessageNode>();
+
+    /*
+     * This helps us ensure that messages with the same timestamp are inserted in FIFO order.
+     * Increments on each insert, starting at 0. MessageNode.compareTo() will compare sequences
+     * when delivery timestamps are identical.
+     */
+    private static final VarHandle sNextInsertSeq;
+    private volatile long mNextInsertSeqValue = 0;
+    /*
+     * The exception to the FIFO order rule is sendMessageAtFrontOfQueue().
+     * Those messages must be in LIFO order - SIGH.
+     * Decrements on each front of queue insert.
+     */
+    private static final VarHandle sNextFrontInsertSeq;
+    private volatile long mNextFrontInsertSeqValue = -1;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sNextInsertSeq = l.findVarHandle(MessageQueue.class, "mNextInsertSeqValue",
+                    long.class);
+            sNextFrontInsertSeq = l.findVarHandle(MessageQueue.class, "mNextFrontInsertSeqValue",
+                    long.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+
+    }
+
+    /*
+     * Tracks the number of queued and cancelled messages in our stack.
+     *
+     * On item cancellation, determine whether to wake next() to flush tombstoned messages.
+     * We track queued and cancelled counts as two ints packed into a single long.
+     */
+    private static final class MessageCounts {
+        private static VarHandle sCounts;
+        private volatile long mCountsValue = 0;
+        static {
+            try {
+                MethodHandles.Lookup l = MethodHandles.lookup();
+                sCounts = l.findVarHandle(MessageQueue.MessageCounts.class, "mCountsValue",
+                        long.class);
+            } catch (Exception e) {
+                Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+                throw new ExceptionInInitializerError(e);
+            }
+        }
+
+        /* We use a special value to indicate when next() has been woken for flush. */
+        private static final long AWAKE = Long.MAX_VALUE;
+        /*
+         * Minimum number of messages in the stack which we need before we consider flushing
+         * tombstoned items.
+         */
+        private static final int MESSAGE_FLUSH_THRESHOLD = 10;
+
+        private static int numQueued(long val) {
+            return (int) (val >>> Integer.SIZE);
+        }
+
+        private static int numCancelled(long val) {
+            return (int) val;
+        }
+
+        private static long combineCounts(int queued, int cancelled) {
+            return ((long) queued << Integer.SIZE) | (long) cancelled;
+        }
+
+        public void incrementQueued() {
+            while (true) {
+                long oldVal = mCountsValue;
+                int queued = numQueued(oldVal);
+                int cancelled = numCancelled(oldVal);
+                /* Use Math.max() to avoid overflow of queued count */
+                long newVal = combineCounts(Math.max(queued + 1, queued), cancelled);
+
+                /* Don't overwrite 'AWAKE' state */
+                if (oldVal == AWAKE || sCounts.compareAndSet(this, oldVal, newVal)) {
+                    break;
+                }
+            }
+        }
+
+        public boolean incrementCancelled() {
+            while (true) {
+                long oldVal = mCountsValue;
+                if (oldVal == AWAKE) {
+                    return false;
+                }
+                int queued = numQueued(oldVal);
+                int cancelled = numCancelled(oldVal);
+                boolean needsPurge = queued > MESSAGE_FLUSH_THRESHOLD
+                        && (queued >> 1) < cancelled;
+                long newVal;
+                if (needsPurge) {
+                    newVal = AWAKE;
+                } else {
+                    newVal = combineCounts(queued,
+                            Math.max(cancelled + 1, cancelled));
+                }
+
+                if (sCounts.compareAndSet(this, oldVal, newVal)) {
+                    return needsPurge;
+                }
+            }
+        }
+
+        public void clearCounts() {
+            mCountsValue = 0;
+        }
+    }
+
+    private final MessageCounts mMessageCounts = new MessageCounts();
+
+    private final Object mIdleHandlersLock = new Object();
+    @GuardedBy("mIdleHandlersLock")
+    private final ArrayList<IdleHandler> mIdleHandlers = new ArrayList<IdleHandler>();
+    private IdleHandler[] mPendingIdleHandlers;
+
+    private final Object mFileDescriptorRecordsLock = new Object();
+    @GuardedBy("mFileDescriptorRecordsLock")
+    private SparseArray<FileDescriptorRecord> mFileDescriptorRecords;
+
+    private static final VarHandle sQuitting;
+    private boolean mQuittingValue = false;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sQuitting = l.findVarHandle(MessageQueue.class, "mQuittingValue", boolean.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+    }
+
+    // The next barrier token.
+    // Barriers are indicated by messages with a null target whose arg1 field carries the token.
+    private final AtomicInteger mNextBarrierToken = new AtomicInteger(1);
+
+    private static native long nativeInit();
+    private static native void nativeDestroy(long ptr);
+    private native void nativePollOnce(long ptr, int timeoutMillis); /*non-static for callbacks*/
+    private static native void nativeWake(long ptr);
+    private static native boolean nativeIsPolling(long ptr);
+    private static native void nativeSetFileDescriptorEvents(long ptr, int fd, int events);
+
+    MessageQueue(boolean quitAllowed) {
+        mQuitAllowed = quitAllowed;
+        mPtr = nativeInit();
+    }
+
+    @Override
+    protected void finalize() throws Throwable {
+        try {
+            dispose();
+        } finally {
+            super.finalize();
+        }
+    }
+
+    // Disposes of the underlying message queue.
+    // Must only be called on the looper thread or the finalizer.
+    private void dispose() {
+        if (mPtr != 0) {
+            nativeDestroy(mPtr);
+            mPtr = 0;
+        }
+    }
+
+    /**
+     * Returns true if the looper has no pending messages which are due to be processed.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @return True if the looper is idle.
+     */
+    public boolean isIdle() {
+        MessageNode msgNode = null;
+        MessageNode asyncMsgNode = null;
+
+        if (!mPriorityQueue.isEmpty()) {
+            try {
+                msgNode = mPriorityQueue.first();
+            } catch (NoSuchElementException e) { }
+        }
+
+        if (!mAsyncPriorityQueue.isEmpty()) {
+            try {
+                asyncMsgNode = mAsyncPriorityQueue.first();
+            } catch (NoSuchElementException e) { }
+        }
+
+        final long now = SystemClock.uptimeMillis();
+        if ((msgNode != null && msgNode.getWhen() <= now)
+                || (asyncMsgNode != null && asyncMsgNode.getWhen() <= now)) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /* Protects mNextIsDrainingStack */
+    private final ReentrantLock mDrainingLock = new ReentrantLock();
+    private boolean mNextIsDrainingStack = false;
+    private final Condition mDrainCompleted = mDrainingLock.newCondition();
+
+    /**
+     * Add a new {@link IdleHandler} to this message queue.  This may be
+     * removed automatically for you by returning false from
+     * {@link IdleHandler#queueIdle IdleHandler.queueIdle()} when it is
+     * invoked, or explicitly removing it with {@link #removeIdleHandler}.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @param handler The IdleHandler to be added.
+     */
+    public void addIdleHandler(@NonNull IdleHandler handler) {
+        if (handler == null) {
+            throw new NullPointerException("Can't add a null IdleHandler");
+        }
+        synchronized (mIdleHandlersLock) {
+            mIdleHandlers.add(handler);
+        }
+    }
+
+    /**
+     * Remove an {@link IdleHandler} from the queue that was previously added
+     * with {@link #addIdleHandler}.  If the given object is not currently
+     * in the idle list, nothing is done.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @param handler The IdleHandler to be removed.
+     */
+    public void removeIdleHandler(@NonNull IdleHandler handler) {
+        synchronized (mIdleHandlersLock) {
+            mIdleHandlers.remove(handler);
+        }
+    }
+
+    /**
+     * Returns whether this looper's thread is currently polling for more work to do.
+     * This is a good signal that the loop is still alive rather than being stuck
+     * handling a callback.  Note that this method is intrinsically racy, since the
+     * state of the loop can change before you get the result back.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @return True if the looper is currently polling for events.
+     * @hide
+     */
+    public boolean isPolling() {
+        // If the loop is quitting then it must not be idling.
+        // We can assume mPtr != 0 when sQuitting is false.
+        return !((boolean) sQuitting.getVolatile(this)) && nativeIsPolling(mPtr);
+    }
+
+    /* Helper to choose the correct queue to insert into. */
+    private void insertIntoPriorityQueue(MessageNode msgNode) {
+        if (msgNode.isAsync()) {
+            mAsyncPriorityQueue.add(msgNode);
+        } else {
+            mPriorityQueue.add(msgNode);
+        }
+    }
+
+    private boolean removeFromPriorityQueue(MessageNode msgNode) {
+        if (msgNode.isAsync()) {
+            return mAsyncPriorityQueue.remove(msgNode);
+        } else {
+            return mPriorityQueue.remove(msgNode);
+        }
+    }
+
+    private MessageNode pickEarliestNode(MessageNode nodeA, MessageNode nodeB) {
+        if (nodeA != null && nodeB != null) {
+            if (nodeA.compareTo(nodeB) < 0) {
+                return nodeA;
+            }
+            return nodeB;
+        }
+
+        return nodeA != null ? nodeA : nodeB;
+    }
+
+    private MessageNode iterateNext(Iterator<MessageNode> iter) {
+        if (iter.hasNext()) {
+            try {
+                return iter.next();
+            } catch (NoSuchElementException e) {
+                /* The queue is empty - this can happen if we race with remove */
+            }
+        }
+        return null;
+    }
+
+    /* Move any non-cancelled messages into the priority queue */
+    private void drainStack(StackNode oldTop) {
+        while (oldTop.isMessageNode()) {
+            MessageNode oldTopMessageNode = (MessageNode) oldTop;
+            if (oldTopMessageNode.removeFromStack()) {
+                insertIntoPriorityQueue(oldTopMessageNode);
+            }
+            MessageNode inserted = oldTopMessageNode;
+            oldTop = oldTopMessageNode.mNext;
+            /*
+             * removeMessages can walk this list while we are consuming it.
+             * Set our next pointer to null *after* we add the message to our
+             * priority queue. This way removeMessages() will always find the
+             * message, either in our list or in the priority queue.
+             */
+            inserted.mNext = null;
+        }
+    }
+
+    /* Set the stack state to Active, return a list of nodes to walk. */
+    private StackNode swapAndSetStackStateActive() {
+        while (true) {
+            /* Set stack state to Active, get node list to walk later */
+            StackNode current = (StackNode) sState.getVolatile(this);
+            if (current == sStackStateActive
+                    || sState.compareAndSet(this, current, sStackStateActive)) {
+                return current;
+            }
+        }
+    }
+
+    /* This is only read/written from the Looper thread */
+    private int mNextPollTimeoutMillis;
+    private static final AtomicLong mMessagesDelivered = new AtomicLong();
+
+    private Message nextMessage() {
+        int i = 0;
+
+        while (true) {
+            if (DEBUG) {
+                Log.d(TAG, "nextMessage loop #" + i);
+                i++;
+            }
+
+            mDrainingLock.lock();
+            mNextIsDrainingStack = true;
+            mDrainingLock.unlock();
+
+            /*
+             * Set our state to active, drain any items from the stack into our priority queues
+             */
+            StackNode oldTop;
+            oldTop = swapAndSetStackStateActive();
+            drainStack(oldTop);
+
+            mDrainingLock.lock();
+            mNextIsDrainingStack = false;
+            mDrainCompleted.signalAll();
+            mDrainingLock.unlock();
+
+            /*
+             * The objective of this next block of code is to:
+             *  - find a message to return (if any is ready)
+             *  - find a next message we would like to return, after scheduling.
+             *     - we make our scheduling decision based on this next message (if it exists).
+             *
+             * We have two queues to juggle and the presence of barriers throws an additional
+             * wrench into our plans.
+             *
+             * The last wrinkle is that remove() may delete items from underneath us. If we hit
+             * that case, we simply restart the loop.
+             */
+
+            /* Get the first node from each queue */
+            Iterator<MessageNode> queueIter = mPriorityQueue.iterator();
+            MessageNode msgNode = iterateNext(queueIter);
+            Iterator<MessageNode> asyncQueueIter = mAsyncPriorityQueue.iterator();
+            MessageNode asyncMsgNode = iterateNext(asyncQueueIter);
+
+            if (DEBUG) {
+                if (msgNode != null) {
+                    Message msg = msgNode.mMessage;
+                    Log.d(TAG, "Next found node what: " + msg.what + " when: " + msg.when
+                            + " seq: " + msgNode.mInsertSeq + "barrier: "
+                            + msgNode.isBarrier() + " now: " + SystemClock.uptimeMillis());
+                }
+                if (asyncMsgNode != null) {
+                    Message msg = asyncMsgNode.mMessage;
+                    Log.d(TAG, "Next found async node what: " + msg.what + " when: " + msg.when
+                            + " seq: " + asyncMsgNode.mInsertSeq + "barrier: "
+                            + asyncMsgNode.isBarrier() + " now: "
+                            + SystemClock.uptimeMillis());
+                }
+            }
+
+            /*
+             * the node which we will return, null if none are ready
+             */
+            MessageNode found = null;
+            /*
+             * The node from which we will determine our next wakeup time.
+             * Null indicates there is no next message ready. If we found a node,
+             * we can leave this null as Looper will call us again after delivering
+             * the message.
+             */
+            MessageNode next = null;
+
+            long now = SystemClock.uptimeMillis();
+            /*
+             * If we have a barrier we should return the async node (if it exists and is ready)
+             */
+            if (msgNode != null && msgNode.isBarrier()) {
+                if (asyncMsgNode != null && now >= asyncMsgNode.getWhen()) {
+                    found = asyncMsgNode;
+                } else {
+                    next = asyncMsgNode;
+                }
+            } else { /* No barrier. */
+                MessageNode earliest;
+                /*
+                 * If we have two messages, pick the earliest option from either queue.
+                 * Otherwise grab whichever node is non-null. If both are null we'll fall through.
+                 */
+                earliest = pickEarliestNode(msgNode, asyncMsgNode);
+
+                if (earliest != null) {
+                    if (now >= earliest.getWhen()) {
+                        found = earliest;
+                    } else {
+                        next = earliest;
+                    }
+                }
+            }
+
+            if (DEBUG) {
+                if (found != null) {
+                    Message msg = found.mMessage;
+                    Log.d(TAG, "Will deliver node what: " + msg.what + " when: " + msg.when
+                            + " seq: " + found.mInsertSeq + " barrier: " + found.isBarrier()
+                            + " async: " + found.isAsync() + " now: "
+                            + SystemClock.uptimeMillis());
+                } else {
+                    Log.d(TAG, "No node to deliver");
+                }
+                if (next != null) {
+                    Message msg = next.mMessage;
+                    Log.d(TAG, "Next node what: " + msg.what + " when: " + msg.when + " seq: "
+                            + next.mInsertSeq + " barrier: " + next.isBarrier() + " async: "
+                            + next.isAsync()
+                            + " now: " + SystemClock.uptimeMillis());
+                } else {
+                    Log.d(TAG, "No next node");
+                }
+            }
+
+            /*
+             * If we have a found message, we will get called again so there's no need to set state.
+             * In that case we can leave our state as ACTIVE.
+             *
+             * Otherwise we should determine how to park the thread.
+             */
+            StateNode nextOp = sStackStateActive;
+            if (found == null) {
+                if (next == null) {
+                    /* No message to deliver, sleep indefinitely */
+                    mNextPollTimeoutMillis = -1;
+                    nextOp = sStackStateParked;
+                    if (DEBUG) {
+                        Log.d(TAG, "nextMessage next state is StackStateParked");
+                    }
+                } else {
+                    /* Message not ready, or we found one to deliver already, set a timeout */
+                    long nextMessageWhen = next.getWhen();
+                    if (nextMessageWhen > now) {
+                        mNextPollTimeoutMillis = (int) Math.min(nextMessageWhen - now,
+                                Integer.MAX_VALUE);
+                    } else {
+                        mNextPollTimeoutMillis = 0;
+                    }
+
+                    mStackStateTimedPark.mWhenToWake = now + mNextPollTimeoutMillis;
+                    nextOp = mStackStateTimedPark;
+                    if (DEBUG) {
+                        Log.d(TAG, "nextMessage next state is StackStateTimedParked timeout ms "
+                                + mNextPollTimeoutMillis + " mWhenToWake: "
+                                + mStackStateTimedPark.mWhenToWake + " now " + now);
+                    }
+                }
+            }
+
+            /*
+             * Try to swap our state from Active back to Park or TimedPark. If we raced with
+             * enqueue, loop back around to pick up any new items.
+             */
+            if (sState.compareAndSet(this, sStackStateActive, nextOp)) {
+                mMessageCounts.clearCounts();
+                if (found != null) {
+                    if (!removeFromPriorityQueue(found)) {
+                        /*
+                         * RemoveMessages() might be able to pull messages out from under us
+                         * However we can detect that here and just loop around if it happens.
+                         */
+                        continue;
+                    }
+
+                    if (TRACE) {
+                        Trace.setCounter("MQ.Delivered", mMessagesDelivered.incrementAndGet());
+                    }
+                    return found.mMessage;
+                }
+                return null;
+            }
+        }
+    }
+
+    Message next() {
+        final long ptr = mPtr;
+        if (ptr == 0) {
+            return null;
+        }
+
+        mNextPollTimeoutMillis = 0;
+        int pendingIdleHandlerCount = -1; // -1 only during first iteration
+        while (true) {
+            if (mNextPollTimeoutMillis != 0) {
+                Binder.flushPendingCommands();
+            }
+
+            nativePollOnce(ptr, mNextPollTimeoutMillis);
+
+            Message msg = nextMessage();
+            if (msg != null) {
+                msg.markInUse();
+                return msg;
+            }
+
+            if ((boolean) sQuitting.getVolatile(this)) {
+                return null;
+            }
+
+            synchronized (mIdleHandlersLock) {
+                // If first time idle, then get the number of idlers to run.
+                // Idle handles only run if the queue is empty or if the first message
+                // in the queue (possibly a barrier) is due to be handled in the future.
+                if (pendingIdleHandlerCount < 0
+                        && mNextPollTimeoutMillis != 0) {
+                    pendingIdleHandlerCount = mIdleHandlers.size();
+                }
+                if (pendingIdleHandlerCount <= 0) {
+                    // No idle handlers to run.  Loop and wait some more.
+                    continue;
+                }
+
+                if (mPendingIdleHandlers == null) {
+                    mPendingIdleHandlers = new IdleHandler[Math.max(pendingIdleHandlerCount, 4)];
+                }
+                mPendingIdleHandlers = mIdleHandlers.toArray(mPendingIdleHandlers);
+            }
+
+            // Run the idle handlers.
+            // We only ever reach this code block during the first iteration.
+            for (int i = 0; i < pendingIdleHandlerCount; i++) {
+                final IdleHandler idler = mPendingIdleHandlers[i];
+                mPendingIdleHandlers[i] = null; // release the reference to the handler
+
+                boolean keep = false;
+                try {
+                    keep = idler.queueIdle();
+                } catch (Throwable t) {
+                    Log.wtf(TAG, "IdleHandler threw exception", t);
+                }
+
+                if (!keep) {
+                    synchronized (mIdleHandlersLock) {
+                        mIdleHandlers.remove(idler);
+                    }
+                }
+            }
+
+            // Reset the idle handler count to 0 so we do not run them again.
+            pendingIdleHandlerCount = 0;
+
+            // While calling an idle handler, a new message could have been delivered
+            // so go back and look again for a pending message without waiting.
+            mNextPollTimeoutMillis = 0;
+        }
+    }
+
+    void quit(boolean safe) {
+        if (!mQuitAllowed) {
+            throw new IllegalStateException("Main thread not allowed to quit.");
+        }
+        synchronized (mIdleHandlersLock) {
+            if (sQuitting.compareAndSet(this, false, true)) {
+                if (safe) {
+                    removeAllFutureMessages();
+                } else {
+                    removeAllMessages();
+                }
+
+                // We can assume mPtr != 0 because sQuitting was previously false.
+                nativeWake(mPtr);
+            }
+        }
+    }
+
+    boolean enqueueMessage(@NonNull Message msg, long when) {
+        if (msg.target == null) {
+            throw new IllegalArgumentException("Message must have a target.");
+        }
+
+        if (msg.isInUse()) {
+            throw new IllegalStateException(msg + " This message is already in use.");
+        }
+
+        return enqueueMessageUnchecked(msg, when);
+    }
+
+    private boolean enqueueMessageUnchecked(@NonNull Message msg, long when) {
+        if ((boolean) sQuitting.getVolatile(this)) {
+            IllegalStateException e = new IllegalStateException(
+                    msg.target + " sending message to a Handler on a dead thread");
+            Log.w(TAG, e.getMessage(), e);
+            msg.recycleUnchecked();
+            return false;
+        }
+
+        long seq = when != 0 ? ((long)sNextInsertSeq.getAndAdd(this, 1L) + 1L)
+                : ((long)sNextFrontInsertSeq.getAndAdd(this, -1L) - 1L);
+        /* TODO: Add a MessageNode member to Message so we can avoid this allocation */
+        MessageNode node = new MessageNode(msg, seq);
+        msg.when = when;
+        msg.markInUse();
+
+        if (DEBUG) {
+            Log.d(TAG, "Insert message what: " + msg.what + " when: " + msg.when + " seq: "
+                    + node.mInsertSeq + " barrier: " + node.isBarrier() + " async: "
+                    + node.isAsync() + " now: " + SystemClock.uptimeMillis());
+        }
+
+        while (true) {
+            StackNode old = (StackNode) sState.getVolatile(this);
+            boolean wakeNeeded;
+            boolean inactive;
+
+            node.mNext = old;
+            switch (old.getNodeType()) {
+                case STACK_NODE_ACTIVE:
+                    /*
+                     * The worker thread is currently active and will process any elements added to
+                     * the stack before parking again.
+                     */
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = false;
+                    node.mWokeUp = true;
+                    wakeNeeded = false;
+                    break;
+
+                case STACK_NODE_PARKED:
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = true;
+                    node.mWokeUp = true;
+                    wakeNeeded = true;
+                    break;
+
+                case STACK_NODE_TIMEDPARK:
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = true;
+                    wakeNeeded = mStackStateTimedPark.mWhenToWake >= node.getWhen();
+                    node.mWokeUp = wakeNeeded;
+                    break;
+
+                default:
+                    MessageNode oldMessage = (MessageNode) old;
+
+                    node.mBottomOfStack = oldMessage.mBottomOfStack;
+                    int bottomType = node.mBottomOfStack.getNodeType();
+                    inactive = bottomType >= STACK_NODE_PARKED;
+                    wakeNeeded = (bottomType == STACK_NODE_TIMEDPARK
+                            && mStackStateTimedPark.mWhenToWake >= node.getWhen()
+                            && !oldMessage.mWokeUp);
+                    node.mWokeUp = oldMessage.mWokeUp || wakeNeeded;
+                    break;
+            }
+            if (sState.compareAndSet(this, old, node)) {
+                if (inactive) {
+                    if (wakeNeeded) {
+                        nativeWake(mPtr);
+                    } else {
+                        mMessageCounts.incrementQueued();
+                    }
+                }
+                return true;
+            }
+        }
+    }
+
+    /**
+     * Posts a synchronization barrier to the Looper's message queue.
+     *
+     * Message processing occurs as usual until the message queue encounters the
+     * synchronization barrier that has been posted.  When the barrier is encountered,
+     * later synchronous messages in the queue are stalled (prevented from being executed)
+     * until the barrier is released by calling {@link #removeSyncBarrier} and specifying
+     * the token that identifies the synchronization barrier.
+     *
+     * This method is used to immediately postpone execution of all subsequently posted
+     * synchronous messages until a condition is met that releases the barrier.
+     * Asynchronous messages (see {@link Message#isAsynchronous} are exempt from the barrier
+     * and continue to be processed as usual.
+     *
+     * This call must be always matched by a call to {@link #removeSyncBarrier} with
+     * the same token to ensure that the message queue resumes normal operation.
+     * Otherwise the application will probably hang!
+     *
+     * @return A token that uniquely identifies the barrier.  This token must be
+     * passed to {@link #removeSyncBarrier} to release the barrier.
+     *
+     * @hide
+     */
+    @TestApi
+    public int postSyncBarrier() {
+        return postSyncBarrier(SystemClock.uptimeMillis());
+    }
+
+    private int postSyncBarrier(long when) {
+        final int token = mNextBarrierToken.getAndIncrement();
+        final Message msg = Message.obtain();
+
+        msg.markInUse();
+        msg.arg1 = token;
+
+        if (!enqueueMessageUnchecked(msg, when)) {
+            Log.wtf(TAG, "Unexpected error while adding sync barrier!");
+            return -1;
+        }
+
+        return token;
+    }
+
+    private class MatchBarrierToken extends MessageCompare {
+        int mBarrierToken;
+
+        MatchBarrierToken(int token) {
+            super();
+            mBarrierToken = token;
+        }
+
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == null && m.arg1 == mBarrierToken) {
+                return true;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Removes a synchronization barrier.
+     *
+     * @param token The synchronization barrier token that was returned by
+     * {@link #postSyncBarrier}.
+     *
+     * @throws IllegalStateException if the barrier was not found.
+     *
+     * @hide
+     */
+    @TestApi
+    public void removeSyncBarrier(int token) {
+        boolean removed;
+        MessageNode first;
+        final MatchBarrierToken matchBarrierToken = new MatchBarrierToken(token);
+
+        try {
+            /* Retain the first element to see if we are currently stuck on a barrier. */
+            first = mPriorityQueue.first();
+        } catch (NoSuchElementException e) {
+            /* The queue is empty */
+            first = null;
+        }
+
+        removed = findOrRemoveMessages(null, 0, null, null, 0, matchBarrierToken, true);
+        if (removed && first != null) {
+            Message m = first.mMessage;
+            if (m.target == null && m.arg1 == token) {
+                /* Wake up next() in case it was sleeping on this barrier. */
+                nativeWake(mPtr);
+            }
+        } else if (!removed) {
+            throw new IllegalStateException("The specified message queue synchronization "
+                    + " barrier token has not been posted or has already been removed.");
+        }
+    }
+
+    private StateNode getStateNode(StackNode node) {
+        if (node.isMessageNode()) {
+            return ((MessageNode) node).mBottomOfStack;
+        }
+        return (StateNode) node;
+    }
+
+    private void waitForDrainCompleted() {
+        mDrainingLock.lock();
+        while (mNextIsDrainingStack) {
+            mDrainCompleted.awaitUninterruptibly();
+        }
+        mDrainingLock.unlock();
+    }
+
+    /*
+     * This class is used to find matches for hasMessages() and removeMessages()
+     */
+    private abstract static class MessageCompare {
+        public abstract boolean compareMessage(Message m, Handler h, int what, Object object,
+                Runnable r, long when);
+    }
+
+    private boolean stackHasMessages(Handler h, int what, Object object, Runnable r, long when,
+            MessageCompare compare, boolean removeMatches) {
+        boolean found = false;
+        StackNode top = (StackNode) sState.getVolatile(this);
+        StateNode bottom = getStateNode(top);
+
+        /*
+         * If the top node is a state node, there are no reachable messages.
+         * If it's anything other than Active, we can quit as we know that next() is not
+         * consuming items.
+         * If the top node is Active then we know that next() is currently consuming items.
+         * In that case we should wait next() has drained the stack.
+         */
+        if (top == bottom) {
+            if (bottom != sStackStateActive) {
+                return false;
+            }
+            waitForDrainCompleted();
+            return false;
+        }
+
+        /*
+         * We have messages that we may tombstone. Walk the stack until we hit the bottom or we
+         * hit a null pointer.
+         * If we hit the bottom, we are done.
+         * If we hit a null pointer, then the stack is being consumed by next() and we must cycle
+         * until the stack has been drained.
+         */
+        MessageNode p = (MessageNode) top;
+
+        while (true) {
+            if (compare.compareMessage(p.mMessage, h, what, object, r, when)) {
+                found = true;
+                if (DEBUG) {
+                    Log.w(TAG, "stackHasMessages node matches");
+                }
+                if (removeMatches) {
+                    if (p.removeFromStack()) {
+                        p.mMessage.recycleUnchecked();
+                        if (mMessageCounts.incrementCancelled()) {
+                            nativeWake(mPtr);
+                        }
+                    }
+                } else {
+                    return true;
+                }
+            }
+
+            StackNode n = p.mNext;
+            if (n == null) {
+                /* Next() is walking the stack, we must re-sample */
+                if (DEBUG) {
+                    Log.d(TAG, "stackHasMessages next() is walking the stack, we must re-sample");
+                }
+                waitForDrainCompleted();
+                break;
+            }
+            if (!n.isMessageNode()) {
+                /* We reached the end of the stack */
+                return found;
+            }
+            p = (MessageNode) n;
+        }
+
+        return found;
+    }
+
+    private boolean priorityQueueHasMessage(ConcurrentSkipListSet<MessageNode> queue, Handler h,
+            int what, Object object, Runnable r, long when, MessageCompare compare,
+            boolean removeMatches) {
+        Iterator<MessageNode> iterator = queue.iterator();
+        boolean found = false;
+
+        while (iterator.hasNext()) {
+            MessageNode msg = iterator.next();
+
+            if (compare.compareMessage(msg.mMessage, h, what, object, r, when)) {
+                if (removeMatches) {
+                    found = true;
+                    if (queue.remove(msg)) {
+                        msg.mMessage.recycleUnchecked();
+                    }
+                } else {
+                    return true;
+                }
+            }
+        }
+        return found;
+    }
+
+    private boolean findOrRemoveMessages(Handler h, int what, Object object, Runnable r, long when,
+            MessageCompare compare, boolean removeMatches) {
+        boolean foundInStack, foundInQueue;
+
+        foundInStack = stackHasMessages(h, what, object, r, when, compare, removeMatches);
+        foundInQueue = priorityQueueHasMessage(mPriorityQueue, h, what, object, r, when, compare,
+                removeMatches);
+        foundInQueue |= priorityQueueHasMessage(mAsyncPriorityQueue, h, what, object, r, when,
+                compare, removeMatches);
+
+        return foundInStack || foundInQueue;
+    }
+
+    private static class MatchHandlerWhatAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.what == what && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerWhatAndObject mMatchHandlerWhatAndObject =
+            new MatchHandlerWhatAndObject();
+    boolean hasMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObject, false);
+    }
+
+    private static class MatchHandlerWhatAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.what == what && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerWhatAndObjectEquals mMatchHandlerWhatAndObjectEquals =
+            new MatchHandlerWhatAndObjectEquals();
+    boolean hasEqualMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObjectEquals,
+                false);
+    }
+
+    private static class MatchHandlerRunnableAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.callback == r && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerRunnableAndObject mMatchHandlerRunnableAndObject =
+            new MatchHandlerRunnableAndObject();
+
+    boolean hasMessages(Handler h, Runnable r, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObject, false);
+    }
+
+    private static class MatchHandler extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandler mMatchHandler = new MatchHandler();
+    boolean hasMessages(Handler h) {
+        if (h == null) {
+            return false;
+        }
+        return findOrRemoveMessages(h, -1, null, null, 0, mMatchHandler, false);
+    }
+
+    void removeMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObject, true);
+    }
+
+    void removeEqualMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObjectEquals, true);
+    }
+
+    void removeMessages(Handler h, Runnable r, Object object) {
+        if (h == null || r == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObject, true);
+    }
+
+    private static class MatchHandlerRunnableAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.callback == r && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerRunnableAndObjectEquals mMatchHandlerRunnableAndObjectEquals =
+            new MatchHandlerRunnableAndObjectEquals();
+    void removeEqualMessages(Handler h, Runnable r, Object object) {
+        if (h == null || r == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObjectEquals, true);
+    }
+
+    private static class MatchHandlerAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerAndObject mMatchHandlerAndObject = new MatchHandlerAndObject();
+    void removeCallbacksAndMessages(Handler h, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, null, 0, mMatchHandlerAndObject, true);
+    }
+
+    private static class MatchHandlerAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerAndObjectEquals mMatchHandlerAndObjectEquals =
+            new MatchHandlerAndObjectEquals();
+    void removeCallbacksAndEqualMessages(Handler h, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, null, 0, mMatchHandlerAndObjectEquals, true);
+    }
+
+    private static class MatchAllMessages extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            return true;
+        }
+    }
+    private final MatchAllMessages mMatchAllMessages = new MatchAllMessages();
+    private void removeAllMessages() {
+        findOrRemoveMessages(null, -1, null, null, 0, mMatchAllMessages, true);
+    }
+
+    private static class MatchAllFutureMessages extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.when > when) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchAllFutureMessages mMatchAllFutureMessages = new MatchAllFutureMessages();
+    private void removeAllFutureMessages() {
+        findOrRemoveMessages(null, -1, null, null, SystemClock.uptimeMillis(),
+                mMatchAllFutureMessages, true);
+    }
+
+    private void printPriorityQueueNodes() {
+        Iterator<MessageNode> iterator = mPriorityQueue.iterator();
+
+        Log.d(TAG, "* Dump priority queue");
+        while (iterator.hasNext()) {
+            MessageNode msgNode = iterator.next();
+            Log.d(TAG, "** MessageNode what: " + msgNode.mMessage.what + " when "
+                    + msgNode.mMessage.when + " seq: " + msgNode.mInsertSeq);
+        }
+    }
+
+    private int dumpPriorityQueue(ConcurrentSkipListSet<MessageNode> queue, Printer pw,
+            String prefix, Handler h, int n) {
+        int count = 0;
+        long now = SystemClock.uptimeMillis();
+
+        for (MessageNode msgNode : queue) {
+            Message msg = msgNode.mMessage;
+            if (h == null || h == msg.target) {
+                pw.println(prefix + "Message " + (n + count) + ": " + msg.toString(now));
+            }
+            count++;
+        }
+        return count;
+    }
+
+    void dump(Printer pw, String prefix, Handler h) {
+        long now = SystemClock.uptimeMillis();
+        int n = 0;
+
+        pw.println(prefix + "(MessageQueue is using Concurrent implementation)");
+
+        StackNode node = (StackNode) sState.getVolatile(this);
+        while (node != null) {
+            if (node.isMessageNode()) {
+                Message msg = ((MessageNode) node).mMessage;
+                if (h == null || h == msg.target) {
+                    pw.println(prefix + "Message " + n + ": " + msg.toString(now));
+                }
+                node = ((MessageNode) node).mNext;
+            } else {
+                pw.println(prefix + "State: " + node);
+                node = null;
+            }
+            n++;
+        }
+
+        pw.println(prefix + "PriorityQueue Messages: ");
+        n += dumpPriorityQueue(mPriorityQueue, pw, prefix, h, n);
+        pw.println(prefix + "AsyncPriorityQueue Messages: ");
+        n += dumpPriorityQueue(mAsyncPriorityQueue, pw, prefix, h, n);
+
+        pw.println(prefix + "(Total messages: " + n + ", polling=" + isPolling()
+                + ", quitting=" + (boolean) sQuitting.getVolatile(this) + ")");
+    }
+
+    private int dumpPriorityQueue(ConcurrentSkipListSet<MessageNode> queue,
+            ProtoOutputStream proto) {
+        int count = 0;
+
+        for (MessageNode msgNode : queue) {
+            Message msg = msgNode.mMessage;
+            msg.dumpDebug(proto, MessageQueueProto.MESSAGES);
+            count++;
+        }
+        return count;
+    }
+
+    void dumpDebug(ProtoOutputStream proto, long fieldId) {
+        final long messageQueueToken = proto.start(fieldId);
+
+        StackNode node = (StackNode) sState.getVolatile(this);
+        while (node.isMessageNode()) {
+            Message msg = ((MessageNode) node).mMessage;
+            msg.dumpDebug(proto, MessageQueueProto.MESSAGES);
+            node = ((MessageNode) node).mNext;
+        }
+
+        dumpPriorityQueue(mPriorityQueue, proto);
+        dumpPriorityQueue(mAsyncPriorityQueue, proto);
+
+        proto.write(MessageQueueProto.IS_POLLING_LOCKED, isPolling());
+        proto.write(MessageQueueProto.IS_QUITTING, (boolean) sQuitting.getVolatile(this));
+        proto.end(messageQueueToken);
+    }
+
+    /**
+     * Adds a file descriptor listener to receive notification when file descriptor
+     * related events occur.
+     * <p>
+     * If the file descriptor has already been registered, the specified events
+     * and listener will replace any that were previously associated with it.
+     * It is not possible to set more than one listener per file descriptor.
+     * </p><p>
+     * It is important to always unregister the listener when the file descriptor
+     * is no longer of use.
+     * </p>
+     *
+     * @param fd The file descriptor for which a listener will be registered.
+     * @param events The set of events to receive: a combination of the
+     * {@link OnFileDescriptorEventListener#EVENT_INPUT},
+     * {@link OnFileDescriptorEventListener#EVENT_OUTPUT}, and
+     * {@link OnFileDescriptorEventListener#EVENT_ERROR} event masks.  If the requested
+     * set of events is zero, then the listener is unregistered.
+     * @param listener The listener to invoke when file descriptor events occur.
+     *
+     * @see OnFileDescriptorEventListener
+     * @see #removeOnFileDescriptorEventListener
+     */
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    public void addOnFileDescriptorEventListener(@NonNull FileDescriptor fd,
+            @OnFileDescriptorEventListener.Events int events,
+            @NonNull OnFileDescriptorEventListener listener) {
+        if (fd == null) {
+            throw new IllegalArgumentException("fd must not be null");
+        }
+        if (listener == null) {
+            throw new IllegalArgumentException("listener must not be null");
+        }
+
+        synchronized (mFileDescriptorRecordsLock) {
+            updateOnFileDescriptorEventListenerLocked(fd, events, listener);
+        }
+    }
+
+    /**
+     * Removes a file descriptor listener.
+     * <p>
+     * This method does nothing if no listener has been registered for the
+     * specified file descriptor.
+     * </p>
+     *
+     * @param fd The file descriptor whose listener will be unregistered.
+     *
+     * @see OnFileDescriptorEventListener
+     * @see #addOnFileDescriptorEventListener
+     */
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    public void removeOnFileDescriptorEventListener(@NonNull FileDescriptor fd) {
+        if (fd == null) {
+            throw new IllegalArgumentException("fd must not be null");
+        }
+
+        synchronized (mFileDescriptorRecordsLock) {
+            updateOnFileDescriptorEventListenerLocked(fd, 0, null);
+        }
+    }
+
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    private void updateOnFileDescriptorEventListenerLocked(FileDescriptor fd, int events,
+            OnFileDescriptorEventListener listener) {
+        final int fdNum = fd.getInt$();
+
+        int index = -1;
+        FileDescriptorRecord record = null;
+        if (mFileDescriptorRecords != null) {
+            index = mFileDescriptorRecords.indexOfKey(fdNum);
+            if (index >= 0) {
+                record = mFileDescriptorRecords.valueAt(index);
+                if (record != null && record.mEvents == events) {
+                    return;
+                }
+            }
+        }
+
+        if (events != 0) {
+            events |= OnFileDescriptorEventListener.EVENT_ERROR;
+            if (record == null) {
+                if (mFileDescriptorRecords == null) {
+                    mFileDescriptorRecords = new SparseArray<FileDescriptorRecord>();
+                }
+                record = new FileDescriptorRecord(fd, events, listener);
+                mFileDescriptorRecords.put(fdNum, record);
+            } else {
+                record.mListener = listener;
+                record.mEvents = events;
+                record.mSeq += 1;
+            }
+            nativeSetFileDescriptorEvents(mPtr, fdNum, events);
+        } else if (record != null) {
+            record.mEvents = 0;
+            mFileDescriptorRecords.removeAt(index);
+            nativeSetFileDescriptorEvents(mPtr, fdNum, 0);
+        }
+    }
+
+    // Called from native code.
+    private int dispatchEvents(int fd, int events) {
+        // Get the file descriptor record and any state that might change.
+        final FileDescriptorRecord record;
+        final int oldWatchedEvents;
+        final OnFileDescriptorEventListener listener;
+        final int seq;
+        synchronized (mFileDescriptorRecordsLock) {
+            record = mFileDescriptorRecords.get(fd);
+            if (record == null) {
+                return 0; // spurious, no listener registered
+            }
+
+            oldWatchedEvents = record.mEvents;
+            events &= oldWatchedEvents; // filter events based on current watched set
+            if (events == 0) {
+                return oldWatchedEvents; // spurious, watched events changed
+            }
+
+            listener = record.mListener;
+            seq = record.mSeq;
+        }
+
+        // Invoke the listener outside of the lock.
+        int newWatchedEvents = listener.onFileDescriptorEvents(
+                record.mDescriptor, events);
+        if (newWatchedEvents != 0) {
+            newWatchedEvents |= OnFileDescriptorEventListener.EVENT_ERROR;
+        }
+
+        // Update the file descriptor record if the listener changed the set of
+        // events to watch and the listener itself hasn't been updated since.
+        if (newWatchedEvents != oldWatchedEvents) {
+            synchronized (mFileDescriptorRecordsLock) {
+                int index = mFileDescriptorRecords.indexOfKey(fd);
+                if (index >= 0 && mFileDescriptorRecords.valueAt(index) == record
+                        && record.mSeq == seq) {
+                    record.mEvents = newWatchedEvents;
+                    if (newWatchedEvents == 0) {
+                        mFileDescriptorRecords.removeAt(index);
+                    }
+                }
+            }
+        }
+
+        // Return the new set of events to watch for native code to take care of.
+        return newWatchedEvents;
+    }
+
+    /**
+     * Callback interface for discovering when a thread is going to block
+     * waiting for more messages.
+     */
+    public static interface IdleHandler {
+        /**
+         * Called when the message queue has run out of messages and will now
+         * wait for more.  Return true to keep your idle handler active, false
+         * to have it removed.  This may be called if there are still messages
+         * pending in the queue, but they are all scheduled to be dispatched
+         * after the current time.
+         */
+        boolean queueIdle();
+    }
+
+    /**
+     * A listener which is invoked when file descriptor related events occur.
+     */
+    public interface OnFileDescriptorEventListener {
+        /**
+         * File descriptor event: Indicates that the file descriptor is ready for input
+         * operations, such as reading.
+         * <p>
+         * The listener should read all available data from the file descriptor
+         * then return <code>true</code> to keep the listener active or <code>false</code>
+         * to remove the listener.
+         * </p><p>
+         * In the case of a socket, this event may be generated to indicate
+         * that there is at least one incoming connection that the listener
+         * should accept.
+         * </p><p>
+         * This event will only be generated if the {@link #EVENT_INPUT} event mask was
+         * specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_INPUT = 1 << 0;
+
+        /**
+         * File descriptor event: Indicates that the file descriptor is ready for output
+         * operations, such as writing.
+         * <p>
+         * The listener should write as much data as it needs.  If it could not
+         * write everything at once, then it should return <code>true</code> to
+         * keep the listener active.  Otherwise, it should return <code>false</code>
+         * to remove the listener then re-register it later when it needs to write
+         * something else.
+         * </p><p>
+         * This event will only be generated if the {@link #EVENT_OUTPUT} event mask was
+         * specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_OUTPUT = 1 << 1;
+
+        /**
+         * File descriptor event: Indicates that the file descriptor encountered a
+         * fatal error.
+         * <p>
+         * File descriptor errors can occur for various reasons.  One common error
+         * is when the remote peer of a socket or pipe closes its end of the connection.
+         * </p><p>
+         * This event may be generated at any time regardless of whether the
+         * {@link #EVENT_ERROR} event mask was specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_ERROR = 1 << 2;
+
+        /** @hide */
+        @Retention(RetentionPolicy.SOURCE)
+        @IntDef(flag = true, prefix = { "EVENT_" }, value = {
+                EVENT_INPUT,
+                EVENT_OUTPUT,
+                EVENT_ERROR
+        })
+        public @interface Events {}
+
+        /**
+         * Called when a file descriptor receives events.
+         *
+         * @param fd The file descriptor.
+         * @param events The set of events that occurred: a combination of the
+         * {@link #EVENT_INPUT}, {@link #EVENT_OUTPUT}, and {@link #EVENT_ERROR} event masks.
+         * @return The new set of events to watch, or 0 to unregister the listener.
+         *
+         * @see #EVENT_INPUT
+         * @see #EVENT_OUTPUT
+         * @see #EVENT_ERROR
+         */
+        @Events int onFileDescriptorEvents(@NonNull FileDescriptor fd, @Events int events);
+    }
+
+    static final class FileDescriptorRecord {
+        public final FileDescriptor mDescriptor;
+        public int mEvents;
+        public OnFileDescriptorEventListener mListener;
+        public int mSeq;
+
+        public FileDescriptorRecord(FileDescriptor descriptor,
+                int events, OnFileDescriptorEventListener listener) {
+            mDescriptor = descriptor;
+            mEvents = events;
+            mListener = listener;
+        }
+    }
+}
diff --git a/core/java/android/os/MessageQueue.java b/core/java/android/os/LegacyMessageQueue/MessageQueue.java
similarity index 97%
rename from core/java/android/os/MessageQueue.java
rename to core/java/android/os/LegacyMessageQueue/MessageQueue.java
index 5b711c9..6b9b349 100644
--- a/core/java/android/os/MessageQueue.java
+++ b/core/java/android/os/LegacyMessageQueue/MessageQueue.java
@@ -20,6 +20,9 @@
 import android.annotation.NonNull;
 import android.annotation.TestApi;
 import android.compat.annotation.UnsupportedAppUsage;
+import android.os.Handler;
+import android.os.Process;
+import android.os.Trace;
 import android.util.Log;
 import android.util.Printer;
 import android.util.SparseArray;
@@ -29,6 +32,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
+import java.util.concurrent.atomic.AtomicLong;
 
 /**
  * Low-level class holding the list of messages to be dispatched by a
@@ -44,6 +48,7 @@
 public final class MessageQueue {
     private static final String TAG = "MessageQueue";
     private static final boolean DEBUG = false;
+    private static final boolean TRACE = false;
 
     // True if the message queue can be quit.
     @UnsupportedAppUsage
@@ -326,6 +331,8 @@
         return newWatchedEvents;
     }
 
+    private static final AtomicLong mMessagesDelivered = new AtomicLong();
+
     @UnsupportedAppUsage
     Message next() {
         // Return here if the message loop has already quit and been disposed.
@@ -381,6 +388,9 @@
                         if (msg.isAsynchronous()) {
                             mAsyncMessageCount--;
                         }
+                        if (TRACE) {
+                            Trace.setCounter("MQ.Delivered", mMessagesDelivered.incrementAndGet());
+                        }
                         return msg;
                     }
                 } else {
@@ -794,7 +804,7 @@
                 Message n = p.next;
                 if (n != null) {
                     if (n.target == h && n.what == what
-                        && (object == null || n.obj == object)) {
+                            && (object == null || n.obj == object)) {
                         Message nn = n.next;
                         if (n.isAsynchronous()) {
                             mAsyncMessageCount--;
@@ -841,7 +851,7 @@
                 Message n = p.next;
                 if (n != null) {
                     if (n.target == h && n.what == what
-                        && (object == null || object.equals(n.obj))) {
+                            && (object == null || object.equals(n.obj))) {
                         Message nn = n.next;
                         if (n.isAsynchronous()) {
                             mAsyncMessageCount--;
@@ -888,7 +898,7 @@
                 Message n = p.next;
                 if (n != null) {
                     if (n.target == h && n.callback == r
-                        && (object == null || n.obj == object)) {
+                            && (object == null || n.obj == object)) {
                         Message nn = n.next;
                         if (n.isAsynchronous()) {
                             mAsyncMessageCount--;
@@ -935,7 +945,7 @@
                 Message n = p.next;
                 if (n != null) {
                     if (n.target == h && n.callback == r
-                        && (object == null || object.equals(n.obj))) {
+                            && (object == null || object.equals(n.obj))) {
                         Message nn = n.next;
                         if (n.isAsynchronous()) {
                             mAsyncMessageCount--;
@@ -1093,6 +1103,7 @@
 
     void dump(Printer pw, String prefix, Handler h) {
         synchronized (this) {
+            pw.println(prefix + "(MessageQueue is using Legacy implementation)");
             long now = SystemClock.uptimeMillis();
             int n = 0;
             for (Message msg = mMessages; msg != null; msg = msg.next) {
diff --git a/core/java/android/os/SemiConcurrentMessageQueue/MessageQueue.java b/core/java/android/os/SemiConcurrentMessageQueue/MessageQueue.java
new file mode 100644
index 0000000..967332f
--- /dev/null
+++ b/core/java/android/os/SemiConcurrentMessageQueue/MessageQueue.java
@@ -0,0 +1,1589 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.os;
+
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.TestApi;
+import android.os.Handler;
+import android.os.Trace;
+import android.util.Log;
+import android.util.Printer;
+import android.util.SparseArray;
+import android.util.proto.ProtoOutputStream;
+
+import com.android.internal.annotations.GuardedBy;
+
+import java.io.FileDescriptor;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+import java.util.PriorityQueue;
+import java.util.PriorityQueue;
+import java.util.PriorityQueue;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * Low-level class holding the list of messages to be dispatched by a
+ * {@link Looper}.  Messages are not added directly to a MessageQueue,
+ * but rather through {@link Handler} objects associated with the Looper.
+ *
+ * <p>You can retrieve the MessageQueue for the current thread with
+ * {@link Looper#myQueue() Looper.myQueue()}.
+ */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
+@android.ravenwood.annotation.RavenwoodNativeSubstitutionClass(
+        "com.android.platform.test.ravenwood.nativesubstitution.MessageQueue_host")
+public final class MessageQueue {
+    private static final String TAG = "SemiConcurrentMessageQueue";
+    private static final boolean DEBUG = false;
+    private static final boolean TRACE = false;
+
+    // True if the message queue can be quit.
+    private final boolean mQuitAllowed;
+
+    @SuppressWarnings("unused")
+    private long mPtr; // used by native code
+
+    @IntDef(value = {
+        STACK_NODE_MESSAGE,
+        STACK_NODE_ACTIVE,
+        STACK_NODE_PARKED,
+        STACK_NODE_TIMEDPARK})
+    @Retention(RetentionPolicy.SOURCE)
+    private @interface StackNodeType {}
+
+    /*
+     * Stack node types. STACK_NODE_MESSAGE indicates a node containing a message.
+     * The other types indicate what state our Looper thread is in. The bottom of
+     * the stack is always a single state node. Message nodes are added on top.
+     */
+    private static final int STACK_NODE_MESSAGE = 0;
+    /*
+     * Active state indicates that next() is processing messages
+     */
+    private static final int STACK_NODE_ACTIVE = 1;
+    /*
+     * Parked state indicates that the Looper thread is sleeping indefinitely (nothing to deliver)
+     */
+    private static final int STACK_NODE_PARKED = 2;
+    /*
+     * Timed Park state indicates that the Looper thread is sleeping, waiting for a message
+     * deadline
+     */
+    private static final int STACK_NODE_TIMEDPARK = 3;
+
+    /* Describes a node in the Treiber stack */
+    static class StackNode {
+        @StackNodeType
+        private final int mType;
+
+        StackNode(@StackNodeType int type) {
+            mType = type;
+        }
+
+        @StackNodeType
+        final int getNodeType() {
+            return mType;
+        }
+
+        final boolean isMessageNode() {
+            return mType == STACK_NODE_MESSAGE;
+        }
+    }
+
+    static final class MessageNode extends StackNode implements Comparable<MessageNode> {
+        private final Message mMessage;
+        volatile StackNode mNext;
+        StateNode mBottomOfStack;
+        boolean mWokeUp;
+        boolean mRemovedFromStack = false;
+        final long mInsertSeq;
+
+        MessageNode(@NonNull Message message, long insertSeq) {
+            super(STACK_NODE_MESSAGE);
+            mMessage = message;
+            mInsertSeq = insertSeq;
+        }
+
+        long getWhen() {
+            return mMessage.when;
+        }
+
+        boolean isRemovedFromStack() {
+            return mRemovedFromStack;
+        }
+
+        boolean removeFromStack() {
+            if (!mRemovedFromStack) {
+                mRemovedFromStack = true;
+                return true;
+            }
+            return false;
+        }
+
+        boolean isAsync() {
+            return mMessage.isAsynchronous();
+        }
+
+        boolean isBarrier() {
+            return mMessage.target == null;
+        }
+
+        @Override
+        public int compareTo(@NonNull MessageNode messageNode) {
+            Message other = messageNode.mMessage;
+
+            int compared = Long.compare(mMessage.when, other.when);
+            if (compared == 0) {
+                compared = Long.compare(mInsertSeq, messageNode.mInsertSeq);
+            }
+            return compared;
+        }
+    }
+
+    static class StateNode extends StackNode {
+        StateNode(int type) {
+            super(type);
+        }
+    }
+
+    static final class TimedParkStateNode extends StateNode {
+        long mWhenToWake;
+
+        TimedParkStateNode() {
+            super(STACK_NODE_TIMEDPARK);
+        }
+    }
+
+    private static final StateNode sStackStateActive = new StateNode(STACK_NODE_ACTIVE);
+    private static final StateNode sStackStateParked = new StateNode(STACK_NODE_PARKED);
+    private final TimedParkStateNode mStackStateTimedPark = new TimedParkStateNode();
+
+    /* This is the top of our treiber stack. */
+    private static final VarHandle sState;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sState = l.findVarHandle(MessageQueue.class, "mStateValue",
+                    MessageQueue.StackNode.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+    }
+
+    private volatile StackNode mStateValue = sStackStateParked;
+    @GuardedBy("mPriorityQueue")
+    private final PriorityQueue<MessageNode> mPriorityQueue =
+            new PriorityQueue<MessageNode>();
+    @GuardedBy("mPriorityQueue")
+    private final PriorityQueue<MessageNode> mAsyncPriorityQueue =
+            new PriorityQueue<MessageNode>();
+
+    /*
+     * This helps us ensure that messages with the same timestamp are inserted in FIFO order.
+     * Increments on each insert, starting at 0. MessageNode.compareTo() will compare sequences
+     * when delivery timestamps are identical.
+     */
+    private static final VarHandle sNextInsertSeq;
+    private volatile long mNextInsertSeqValue = 0;
+    /*
+     * The exception to the FIFO order rule is sendMessageAtFrontOfQueue().
+     * Those messages must be in LIFO order - SIGH.
+     * Decrements on each front of queue insert.
+     */
+    private static final VarHandle sNextFrontInsertSeq;
+    private volatile long mNextFrontInsertSeqValue = -1;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sNextInsertSeq = l.findVarHandle(MessageQueue.class, "mNextInsertSeqValue",
+                    long.class);
+            sNextFrontInsertSeq = l.findVarHandle(MessageQueue.class, "mNextFrontInsertSeqValue",
+                    long.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+
+    }
+
+    /*
+     * Tracks the number of queued and cancelled messages in our stack.
+     *
+     * On item cancellation, determine whether to wake next() to flush tombstoned messages.
+     * We track queued and cancelled counts as two ints packed into a single long.
+     */
+    private static final class MessageCounts {
+        private static VarHandle sCounts;
+        private volatile long mCountsValue = 0;
+        static {
+            try {
+                MethodHandles.Lookup l = MethodHandles.lookup();
+                sCounts = l.findVarHandle(MessageQueue.MessageCounts.class, "mCountsValue",
+                        long.class);
+            } catch (Exception e) {
+                Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+                throw new ExceptionInInitializerError(e);
+            }
+        }
+        /* We use a special value to indicate when next() has been woken for flush. */
+        private static final long AWAKE = Long.MAX_VALUE;
+        /*
+         * Minimum number of messages in the stack which we need before we consider flushing
+         * tombstoned items.
+         */
+        private static final int MESSAGE_FLUSH_THRESHOLD = 10;
+
+        private static int numQueued(long val) {
+            return (int) (val >>> Integer.SIZE);
+        }
+
+        private static int numCancelled(long val) {
+            return (int) val;
+        }
+
+        private static long combineCounts(int queued, int cancelled) {
+            return ((long) queued << Integer.SIZE) | (long) cancelled;
+        }
+
+        public void incrementQueued() {
+            while (true) {
+                long oldVal = mCountsValue;
+                int queued = numQueued(oldVal);
+                int cancelled = numCancelled(oldVal);
+                /* Use Math.max() to avoid overflow of queued count */
+                long newVal = combineCounts(Math.max(queued + 1, queued), cancelled);
+
+                /* Don't overwrite 'AWAKE' state */
+                if (oldVal == AWAKE || sCounts.compareAndSet(this, oldVal, newVal)) {
+                    break;
+                }
+            }
+        }
+
+        public boolean incrementCancelled() {
+            while (true) {
+                long oldVal = mCountsValue;
+                if (oldVal == AWAKE) {
+                    return false;
+                }
+                int queued = numQueued(oldVal);
+                int cancelled = numCancelled(oldVal);
+                boolean needsPurge = queued > MESSAGE_FLUSH_THRESHOLD
+                        && (queued >> 1) < cancelled;
+                long newVal;
+                if (needsPurge) {
+                    newVal = AWAKE;
+                } else {
+                    newVal = combineCounts(queued,
+                            Math.max(cancelled + 1, cancelled));
+                }
+
+                if (sCounts.compareAndSet(this, oldVal, newVal)) {
+                    return needsPurge;
+                }
+            }
+        }
+
+        public void clearCounts() {
+            mCountsValue = 0;
+        }
+    }
+
+    private final MessageCounts mMessageCounts = new MessageCounts();
+
+    private final Object mIdleHandlersLock = new Object();
+    @GuardedBy("mIdleHandlersLock")
+    private final ArrayList<IdleHandler> mIdleHandlers = new ArrayList<IdleHandler>();
+    private IdleHandler[] mPendingIdleHandlers;
+
+    private final Object mFileDescriptorRecordsLock = new Object();
+    @GuardedBy("mFileDescriptorRecordsLock")
+    private SparseArray<FileDescriptorRecord> mFileDescriptorRecords;
+
+    private static final VarHandle sQuitting;
+    private boolean mQuittingValue = false;
+    static {
+        try {
+            MethodHandles.Lookup l = MethodHandles.lookup();
+            sQuitting = l.findVarHandle(MessageQueue.class, "mQuittingValue", boolean.class);
+        } catch (Exception e) {
+            Log.wtf(TAG, "VarHandle lookup failed with exception: " + e);
+            throw new ExceptionInInitializerError(e);
+        }
+    }
+
+    // The next barrier token.
+    // Barriers are indicated by messages with a null target whose arg1 field carries the token.
+    private final AtomicInteger mNextBarrierToken = new AtomicInteger(1);
+
+    private static native long nativeInit();
+    private static native void nativeDestroy(long ptr);
+    private native void nativePollOnce(long ptr, int timeoutMillis); /*non-static for callbacks*/
+    private static native void nativeWake(long ptr);
+    private static native boolean nativeIsPolling(long ptr);
+    private static native void nativeSetFileDescriptorEvents(long ptr, int fd, int events);
+
+    MessageQueue(boolean quitAllowed) {
+        mQuitAllowed = quitAllowed;
+        mPtr = nativeInit();
+    }
+
+    @Override
+    protected void finalize() throws Throwable {
+        try {
+            dispose();
+        } finally {
+            super.finalize();
+        }
+    }
+
+    // Disposes of the underlying message queue.
+    // Must only be called on the looper thread or the finalizer.
+    private void dispose() {
+        if (mPtr != 0) {
+            nativeDestroy(mPtr);
+            mPtr = 0;
+        }
+    }
+
+    /**
+     * Returns true if the looper has no pending messages which are due to be processed.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @return True if the looper is idle.
+     */
+    public boolean isIdle() {
+        MessageNode msgNode = null;
+        MessageNode asyncMsgNode = null;
+
+        synchronized (mPriorityQueue) {
+            msgNode = mPriorityQueue.peek();
+            asyncMsgNode = mAsyncPriorityQueue.peek();
+
+            final long now = SystemClock.uptimeMillis();
+            if ((msgNode != null && msgNode.getWhen() <= now)
+                    || (asyncMsgNode != null && asyncMsgNode.getWhen() <= now)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Add a new {@link IdleHandler} to this message queue.  This may be
+     * removed automatically for you by returning false from
+     * {@link IdleHandler#queueIdle IdleHandler.queueIdle()} when it is
+     * invoked, or explicitly removing it with {@link #removeIdleHandler}.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @param handler The IdleHandler to be added.
+     */
+    public void addIdleHandler(@NonNull IdleHandler handler) {
+        if (handler == null) {
+            throw new NullPointerException("Can't add a null IdleHandler");
+        }
+        synchronized (mIdleHandlersLock) {
+            mIdleHandlers.add(handler);
+        }
+    }
+
+    /**
+     * Remove an {@link IdleHandler} from the queue that was previously added
+     * with {@link #addIdleHandler}.  If the given object is not currently
+     * in the idle list, nothing is done.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @param handler The IdleHandler to be removed.
+     */
+    public void removeIdleHandler(@NonNull IdleHandler handler) {
+        synchronized (mIdleHandlersLock) {
+            mIdleHandlers.remove(handler);
+        }
+    }
+
+    /**
+     * Returns whether this looper's thread is currently polling for more work to do.
+     * This is a good signal that the loop is still alive rather than being stuck
+     * handling a callback.  Note that this method is intrinsically racy, since the
+     * state of the loop can change before you get the result back.
+     *
+     * <p>This method is safe to call from any thread.
+     *
+     * @return True if the looper is currently polling for events.
+     * @hide
+     */
+    public boolean isPolling() {
+        // If the loop is quitting then it must not be idling.
+        // We can assume mPtr != 0 when sQuitting is false.
+        return !((boolean) sQuitting.getVolatile(this)) && nativeIsPolling(mPtr);
+    }
+
+    /* Helper to choose the correct queue to insert into. */
+    @GuardedBy("mPriorityQueue")
+    private void insertIntoPriorityQueue(MessageNode msgNode) {
+        if (msgNode.isAsync()) {
+            mAsyncPriorityQueue.offer(msgNode);
+        } else {
+            mPriorityQueue.offer(msgNode);
+        }
+    }
+
+    @GuardedBy("mPriorityQueue")
+    private boolean removeFromPriorityQueue(MessageNode msgNode) {
+        if (msgNode.isAsync()) {
+            return mAsyncPriorityQueue.remove(msgNode);
+        } else {
+            return mPriorityQueue.remove(msgNode);
+        }
+    }
+
+    private MessageNode pickEarliestNode(MessageNode nodeA, MessageNode nodeB) {
+        if (nodeA != null && nodeB != null) {
+            if (nodeA.compareTo(nodeB) < 0) {
+                return nodeA;
+            }
+            return nodeB;
+        }
+
+        return nodeA != null ? nodeA : nodeB;
+    }
+
+    /* Move any non-cancelled messages into the priority queue */
+    private void drainStack(StackNode oldTop) {
+        while (oldTop.isMessageNode()) {
+            MessageNode oldTopMessageNode = (MessageNode) oldTop;
+            if (oldTopMessageNode.removeFromStack()) {
+                insertIntoPriorityQueue(oldTopMessageNode);
+            }
+            MessageNode inserted = oldTopMessageNode;
+            oldTop = oldTopMessageNode.mNext;
+        }
+    }
+
+    /* Set the stack state to Active, return a list of nodes to walk. */
+    private StackNode swapAndSetStackStateActive() {
+        while (true) {
+            /* Set stack state to Active, get node list to walk later */
+            StackNode current = (StackNode) sState.getVolatile(this);
+            if (current == sStackStateActive
+                    || sState.compareAndSet(this, current, sStackStateActive)) {
+                return current;
+            }
+        }
+    }
+
+    /* This is only read/written from the Looper thread */
+    private int mNextPollTimeoutMillis;
+    private static final AtomicLong mMessagesDelivered = new AtomicLong();
+
+    private Message nextMessage() {
+        int i = 0;
+
+        while (true) {
+            if (DEBUG) {
+                Log.d(TAG, "nextMessage loop #" + i);
+                i++;
+            }
+
+            /* This protects us from racing with remove. Enqueue can still add items. */
+            synchronized (mPriorityQueue) {
+
+                /*
+                 * Set our state to active, drain any items from the stack into our priority queues
+                 */
+                StackNode oldTop;
+                oldTop = swapAndSetStackStateActive();
+                drainStack(oldTop);
+
+                /*
+                 * The objective of this next block of code is to:
+                 *  - find a message to return (if any is ready)
+                 *  - find a next message we would like to return, after scheduling.
+                 *     - we make our scheduling decision based on this next message (if it exists).
+                 *
+                 * We have two queues to juggle and the presence of barriers throws an additional
+                 * wrench into our plans.
+                */
+
+                /* Get the first node from each queue */
+                MessageNode msgNode = mPriorityQueue.peek();
+                MessageNode asyncMsgNode = mAsyncPriorityQueue.peek();
+
+                if (DEBUG) {
+                    if (msgNode != null) {
+                        Message msg = msgNode.mMessage;
+                        Log.d(TAG, "Next found node what: " + msg.what + " when: " + msg.when
+                                + " seq: " + msgNode.mInsertSeq + "barrier: "
+                                + msgNode.isBarrier() + " now: "
+                                + SystemClock.uptimeMillis());
+                    }
+                    if (asyncMsgNode != null) {
+                        Message msg = asyncMsgNode.mMessage;
+                        Log.d(TAG, "Next found async node what: " + msg.what + " when: " + msg.when
+                                + " seq: " + asyncMsgNode.mInsertSeq + "barrier: "
+                                + asyncMsgNode.isBarrier() + " now: "
+                                + SystemClock.uptimeMillis());
+                    }
+                }
+
+                /*
+                 * the node which we will return, null if none are ready
+                 */
+                MessageNode found = null;
+                /*
+                 * The node from which we will determine our next wakeup time.
+                 * Null indicates there is no next message ready. If we found a node,
+                 * we can leave this null as Looper will call us again after delivering
+                 * the message.
+                 */
+                MessageNode next = null;
+
+                long now = SystemClock.uptimeMillis();
+                /*
+                 * If we have a barrier we should return the async node if it exists and is
+                 * ready
+                 */
+                if (msgNode != null && msgNode.isBarrier()) {
+                    if (asyncMsgNode != null && now >= asyncMsgNode.getWhen()) {
+                        found = asyncMsgNode;
+                        removeFromPriorityQueue(found);
+                    } else {
+                        next = asyncMsgNode;
+                    }
+                } else { /* No barrier. */
+                    MessageNode earliest;
+                    /*
+                     * If we have two messages, pick the earliest option from either queue.
+                     * Otherwise grab whichever node is non-null. If both are null we'll fall
+                     * through.
+                     */
+                    earliest = pickEarliestNode(msgNode, asyncMsgNode);
+
+                    if (earliest != null) {
+                        if (now >= earliest.getWhen()) {
+                            found = earliest;
+                            removeFromPriorityQueue(found);
+                        } else {
+                            next = earliest;
+                        }
+                    }
+                }
+
+                if (DEBUG) {
+                    if (found != null) {
+                        Message msg = found.mMessage;
+                        Log.d(TAG, "Will deliver node what: " + msg.what + " when: " + msg.when
+                                + " seq: " + found.mInsertSeq + " barrier: "
+                                + found.isBarrier() + " async: " + found.isAsync()
+                                + " now: " + SystemClock.uptimeMillis());
+                    } else {
+                        Log.d(TAG, "No node to deliver");
+                    }
+                    if (next != null) {
+                        Message msg = next.mMessage;
+                        Log.d(TAG, "Next node what: " + msg.what + " when: " + msg.when + " seq: "
+                                + next.mInsertSeq + " barrier: " + next.isBarrier()
+                                + " async: " + next.isAsync()
+                                + " now: " + SystemClock.uptimeMillis());
+                    } else {
+                        Log.d(TAG, "No next node");
+                    }
+                }
+
+                /*
+                 * If we have a found message, we will get called again so there's no need to set
+                 * state.
+                 * In that case we can leave our state as ACTIVE.
+                 *
+                 * Otherwise we should determine how to park the thread.
+                 */
+                StateNode nextOp = sStackStateActive;
+                if (found == null) {
+                    if (next == null) {
+                        /* No message to deliver, sleep indefinitely */
+                        mNextPollTimeoutMillis = -1;
+                        nextOp = sStackStateParked;
+                        if (DEBUG) {
+                            Log.d(TAG, "nextMessage next state is StackStateParked");
+                        }
+                    } else {
+                        /* Message not ready, or we found one to deliver already, set a timeout */
+                        long nextMessageWhen = next.getWhen();
+                        if (nextMessageWhen > now) {
+                            mNextPollTimeoutMillis = (int) Math.min(nextMessageWhen - now,
+                                    Integer.MAX_VALUE);
+                        } else {
+                            mNextPollTimeoutMillis = 0;
+                        }
+
+                        mStackStateTimedPark.mWhenToWake = now + mNextPollTimeoutMillis;
+                        nextOp = mStackStateTimedPark;
+                        if (DEBUG) {
+                            Log.d(TAG, "nextMessage next state is StackStateTimedParked "
+                                    + " next timeout ms " + mNextPollTimeoutMillis
+                                    + " mWhenToWake: " + mStackStateTimedPark.mWhenToWake
+                                    + " now " + now);
+                        }
+                    }
+                }
+
+                /*
+                 * Try to swap our state from Active back to Park or TimedPark. If we raced with
+                 * enqueue, loop back around to pick up any new items.
+                 */
+                if (sState.compareAndSet(this, sStackStateActive, nextOp)) {
+                    mMessageCounts.clearCounts();
+                    if (found != null) {
+                        if (TRACE) {
+                            Trace.setCounter("MQ.Delivered", mMessagesDelivered.incrementAndGet());
+                        }
+                        return found.mMessage;
+                    }
+                    return null;
+                }
+                if (found != null) {
+                    /*
+                     * Add this node back - we will be adding new nodes into our priority queue, and
+                     * recalculating what to return.
+                     */
+                    insertIntoPriorityQueue(found);
+                }
+            }
+        }
+    }
+
+    Message next() {
+        final long ptr = mPtr;
+        if (ptr == 0) {
+            return null;
+        }
+
+        mNextPollTimeoutMillis = 0;
+        int pendingIdleHandlerCount = -1; // -1 only during first iteration
+        while (true) {
+            if (mNextPollTimeoutMillis != 0) {
+                Binder.flushPendingCommands();
+            }
+
+            nativePollOnce(ptr, mNextPollTimeoutMillis);
+
+            Message msg = nextMessage();
+            if (msg != null) {
+                msg.markInUse();
+                return msg;
+            }
+
+            if ((boolean) sQuitting.getVolatile(this)) {
+                return null;
+            }
+
+            synchronized (mIdleHandlersLock) {
+                // If first time idle, then get the number of idlers to run.
+                // Idle handles only run if the queue is empty or if the first message
+                // in the queue (possibly a barrier) is due to be handled in the future.
+                if (pendingIdleHandlerCount < 0
+                        && mNextPollTimeoutMillis != 0) {
+                    pendingIdleHandlerCount = mIdleHandlers.size();
+                }
+                if (pendingIdleHandlerCount <= 0) {
+                    // No idle handlers to run.  Loop and wait some more.
+                    continue;
+                }
+
+                if (mPendingIdleHandlers == null) {
+                    mPendingIdleHandlers = new IdleHandler[Math.max(pendingIdleHandlerCount, 4)];
+                }
+                mPendingIdleHandlers = mIdleHandlers.toArray(mPendingIdleHandlers);
+            }
+
+            // Run the idle handlers.
+            // We only ever reach this code block during the first iteration.
+            for (int i = 0; i < pendingIdleHandlerCount; i++) {
+                final IdleHandler idler = mPendingIdleHandlers[i];
+                mPendingIdleHandlers[i] = null; // release the reference to the handler
+
+                boolean keep = false;
+                try {
+                    keep = idler.queueIdle();
+                } catch (Throwable t) {
+                    Log.wtf(TAG, "IdleHandler threw exception", t);
+                }
+
+                if (!keep) {
+                    synchronized (mIdleHandlersLock) {
+                        mIdleHandlers.remove(idler);
+                    }
+                }
+            }
+
+            // Reset the idle handler count to 0 so we do not run them again.
+            pendingIdleHandlerCount = 0;
+
+            // While calling an idle handler, a new message could have been delivered
+            // so go back and look again for a pending message without waiting.
+            mNextPollTimeoutMillis = 0;
+        }
+    }
+
+    void quit(boolean safe) {
+        if (!mQuitAllowed) {
+            throw new IllegalStateException("Main thread not allowed to quit.");
+        }
+        synchronized (mIdleHandlersLock) {
+            if (sQuitting.compareAndSet(this, false, true)) {
+                if (safe) {
+                    removeAllFutureMessages();
+                } else {
+                    removeAllMessages();
+                }
+
+                // We can assume mPtr != 0 because sQuitting was previously false.
+                nativeWake(mPtr);
+            }
+        }
+    }
+
+    boolean enqueueMessage(@NonNull Message msg, long when) {
+        if (msg.target == null) {
+            throw new IllegalArgumentException("Message must have a target.");
+        }
+
+        if (msg.isInUse()) {
+            throw new IllegalStateException(msg + " This message is already in use.");
+        }
+
+        return enqueueMessageUnchecked(msg, when);
+    }
+
+    private boolean enqueueMessageUnchecked(@NonNull Message msg, long when) {
+        if ((boolean) sQuitting.getVolatile(this)) {
+            IllegalStateException e = new IllegalStateException(
+                    msg.target + " sending message to a Handler on a dead thread");
+            Log.w(TAG, e.getMessage(), e);
+            msg.recycleUnchecked();
+            return false;
+        }
+
+        long seq = when != 0 ? ((long)sNextInsertSeq.getAndAdd(this, 1L) + 1L)
+                : ((long)sNextFrontInsertSeq.getAndAdd(this, -1L) - 1L);
+        /* TODO: Add a MessageNode member to Message so we can avoid this allocation */
+        MessageNode node = new MessageNode(msg, seq);
+        msg.when = when;
+        msg.markInUse();
+
+        if (DEBUG) {
+            Log.d(TAG, "Insert message what: " + msg.what + " when: " + msg.when + " seq: "
+                    + node.mInsertSeq + " barrier: " + node.isBarrier() + " async: "
+                    + node.isAsync() + " now: " + SystemClock.uptimeMillis());
+        }
+
+        while (true) {
+            StackNode old = (StackNode) sState.getVolatile(this);
+            boolean wakeNeeded;
+            boolean inactive;
+
+            node.mNext = old;
+            switch (old.getNodeType()) {
+                case STACK_NODE_ACTIVE:
+                    /*
+                     * The worker thread is currently active and will process any elements added to
+                     * the stack before parking again.
+                     */
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = false;
+                    node.mWokeUp = true;
+                    wakeNeeded = false;
+                    break;
+
+                case STACK_NODE_PARKED:
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = true;
+                    node.mWokeUp = true;
+                    wakeNeeded = true;
+                    break;
+
+                case STACK_NODE_TIMEDPARK:
+                    node.mBottomOfStack = (StateNode) old;
+                    inactive = true;
+                    wakeNeeded = mStackStateTimedPark.mWhenToWake >= node.getWhen();
+                    node.mWokeUp = wakeNeeded;
+                    break;
+
+                default:
+                    MessageNode oldMessage = (MessageNode) old;
+
+                    node.mBottomOfStack = oldMessage.mBottomOfStack;
+                    int bottomType = node.mBottomOfStack.getNodeType();
+                    inactive = bottomType >= STACK_NODE_PARKED;
+                    wakeNeeded = (bottomType == STACK_NODE_TIMEDPARK
+                            && mStackStateTimedPark.mWhenToWake >= node.getWhen()
+                            && !oldMessage.mWokeUp);
+                    node.mWokeUp = oldMessage.mWokeUp || wakeNeeded;
+                    break;
+            }
+            if (sState.compareAndSet(this, old, node)) {
+                if (inactive) {
+                    if (wakeNeeded) {
+                        nativeWake(mPtr);
+                    } else {
+                        mMessageCounts.incrementQueued();
+                    }
+                }
+                return true;
+            }
+        }
+    }
+
+    /**
+     * Posts a synchronization barrier to the Looper's message queue.
+     *
+     * Message processing occurs as usual until the message queue encounters the
+     * synchronization barrier that has been posted.  When the barrier is encountered,
+     * later synchronous messages in the queue are stalled (prevented from being executed)
+     * until the barrier is released by calling {@link #removeSyncBarrier} and specifying
+     * the token that identifies the synchronization barrier.
+     *
+     * This method is used to immediately postpone execution of all subsequently posted
+     * synchronous messages until a condition is met that releases the barrier.
+     * Asynchronous messages (see {@link Message#isAsynchronous} are exempt from the barrier
+     * and continue to be processed as usual.
+     *
+     * This call must be always matched by a call to {@link #removeSyncBarrier} with
+     * the same token to ensure that the message queue resumes normal operation.
+     * Otherwise the application will probably hang!
+     *
+     * @return A token that uniquely identifies the barrier.  This token must be
+     * passed to {@link #removeSyncBarrier} to release the barrier.
+     *
+     * @hide
+     */
+    @TestApi
+    public int postSyncBarrier() {
+        return postSyncBarrier(SystemClock.uptimeMillis());
+    }
+
+    private int postSyncBarrier(long when) {
+        final int token = mNextBarrierToken.getAndIncrement();
+        final Message msg = Message.obtain();
+
+        msg.markInUse();
+        msg.arg1 = token;
+
+        if (!enqueueMessageUnchecked(msg, when)) {
+            Log.wtf(TAG, "Unexpected error while adding sync barrier!");
+            return -1;
+        }
+
+        return token;
+    }
+
+    private class MatchBarrierToken extends MessageCompare {
+        int mBarrierToken;
+
+        MatchBarrierToken(int token) {
+            super();
+            mBarrierToken = token;
+        }
+
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == null && m.arg1 == mBarrierToken) {
+                return true;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Removes a synchronization barrier.
+     *
+     * @param token The synchronization barrier token that was returned by
+     * {@link #postSyncBarrier}.
+     *
+     * @throws IllegalStateException if the barrier was not found.
+     *
+     * @hide
+     */
+    @TestApi
+    public void removeSyncBarrier(int token) {
+        boolean removed;
+        MessageNode first;
+        final MatchBarrierToken matchBarrierToken = new MatchBarrierToken(token);
+
+        synchronized (mPriorityQueue) {
+            try {
+                /* Retain the first element to see if we are currently stuck on a barrier. */
+                first = mPriorityQueue.peek();
+            } catch (NoSuchElementException e) {
+                /* The queue is empty */
+                first = null;
+            }
+
+            removed = findOrRemoveMessages(null, 0, null, null, 0, matchBarrierToken, true);
+            if (removed && first != null) {
+                Message m = first.mMessage;
+                if (m.target == null && m.arg1 == token) {
+                    /* Wake up next() in case it was sleeping on this barrier. */
+                    nativeWake(mPtr);
+                }
+            } else if (!removed) {
+                throw new IllegalStateException("The specified message queue synchronization "
+                        + " barrier token has not been posted or has already been removed.");
+            }
+        }
+    }
+
+    private StateNode getStateNode(StackNode node) {
+        if (node.isMessageNode()) {
+            return ((MessageNode) node).mBottomOfStack;
+        }
+        return (StateNode) node;
+    }
+
+    /*
+     * This class is used to find matches for hasMessages() and removeMessages()
+     */
+    private abstract static class MessageCompare {
+        public abstract boolean compareMessage(Message m, Handler h, int what, Object object,
+                Runnable r, long when);
+    }
+    @GuardedBy("mPriorityQueue")
+    private boolean stackHasMessages(Handler h, int what, Object object, Runnable r, long when,
+            MessageCompare compare, boolean removeMatches) {
+        boolean found = false;
+        StackNode top = (StackNode) sState.getVolatile(this);
+        StateNode bottom = getStateNode(top);
+
+        /* No messages to search. */
+        if (!top.isMessageNode()) {
+            return false;
+        }
+
+        /*
+         * We have messages that we may tombstone. Walk the stack until we hit the bottom.
+         * next() will remove them on it's next pass.
+         */
+        if (!(top instanceof MessageNode)) {
+            Log.wtf(TAG, "Unknown node type found in Trieber stack");
+        }
+        MessageNode p = (MessageNode) top;
+
+        while (true) {
+            if (compare.compareMessage(p.mMessage, h, what, object, r, when)) {
+                found = true;
+                if (DEBUG) {
+                    Log.w(TAG, "stackHasMessages node matches");
+                }
+                if (removeMatches) {
+                    if (p.removeFromStack()) {
+                        p.mMessage.recycleUnchecked();
+                        if (mMessageCounts.incrementCancelled()) {
+                            nativeWake(mPtr);
+                        }
+                    }
+                } else {
+                    return true;
+                }
+            }
+
+            StackNode n = p.mNext;
+            if (!n.isMessageNode()) {
+                /* We reached the end of the stack */
+                return found;
+            }
+            p = (MessageNode) n;
+        }
+    }
+
+    @GuardedBy("mPriorityQueue")
+    private boolean priorityQueueHasMessage(PriorityQueue queue, Handler h,
+            int what, Object object, Runnable r, long when, MessageCompare compare,
+            boolean removeMatches) {
+        Iterator<MessageNode> iterator = queue.iterator();
+        boolean found = false;
+
+        while (iterator.hasNext()) {
+            MessageNode msg = iterator.next();
+
+            if (compare.compareMessage(msg.mMessage, h, what, object, r, when)) {
+                if (removeMatches) {
+                    found = true;
+                    iterator.remove();
+                    msg.mMessage.recycleUnchecked();
+                } else {
+                    return true;
+                }
+            }
+        }
+        return found;
+    }
+
+    private boolean findOrRemoveMessages(Handler h, int what, Object object, Runnable r, long when,
+            MessageCompare compare, boolean removeMatches) {
+        boolean foundInStack, foundInQueue;
+
+        synchronized (mPriorityQueue) {
+            foundInStack = stackHasMessages(h, what, object, r, when, compare, removeMatches);
+            foundInQueue = priorityQueueHasMessage(mPriorityQueue, h, what, object, r, when,
+                    compare, removeMatches);
+            foundInQueue |= priorityQueueHasMessage(mAsyncPriorityQueue, h, what, object, r, when,
+                    compare, removeMatches);
+
+            return foundInStack || foundInQueue;
+        }
+    }
+
+    private static class MatchHandlerWhatAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.what == what && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerWhatAndObject mMatchHandlerWhatAndObject =
+            new MatchHandlerWhatAndObject();
+    boolean hasMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObject, false);
+    }
+
+    private static class MatchHandlerWhatAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.what == what && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerWhatAndObjectEquals mMatchHandlerWhatAndObjectEquals =
+            new MatchHandlerWhatAndObjectEquals();
+    boolean hasEqualMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObjectEquals,
+                false);
+    }
+
+    private static class MatchHandlerRunnableAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.callback == r && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerRunnableAndObject mMatchHandlerRunnableAndObject =
+            new MatchHandlerRunnableAndObject();
+
+    boolean hasMessages(Handler h, Runnable r, Object object) {
+        if (h == null) {
+            return false;
+        }
+
+        return findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObject, false);
+    }
+
+    private static class MatchHandler extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandler mMatchHandler = new MatchHandler();
+    boolean hasMessages(Handler h) {
+        if (h == null) {
+            return false;
+        }
+        return findOrRemoveMessages(h, -1, null, null, 0, mMatchHandler, false);
+    }
+
+    void removeMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObject, true);
+    }
+
+    void removeEqualMessages(Handler h, int what, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, what, object, null, 0, mMatchHandlerWhatAndObjectEquals, true);
+    }
+
+    void removeMessages(Handler h, Runnable r, Object object) {
+        if (h == null || r == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObject, true);
+    }
+
+    private static class MatchHandlerRunnableAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && m.callback == r && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerRunnableAndObjectEquals mMatchHandlerRunnableAndObjectEquals =
+            new MatchHandlerRunnableAndObjectEquals();
+    void removeEqualMessages(Handler h, Runnable r, Object object) {
+        if (h == null || r == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, r, 0, mMatchHandlerRunnableAndObjectEquals, true);
+    }
+
+    private static class MatchHandlerAndObject extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && (object == null || m.obj == object)) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerAndObject mMatchHandlerAndObject = new MatchHandlerAndObject();
+    void removeCallbacksAndMessages(Handler h, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, null, 0, mMatchHandlerAndObject, true);
+    }
+
+    private static class MatchHandlerAndObjectEquals extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.target == h && (object == null || object.equals(m.obj))) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchHandlerAndObjectEquals mMatchHandlerAndObjectEquals =
+            new MatchHandlerAndObjectEquals();
+    void removeCallbacksAndEqualMessages(Handler h, Object object) {
+        if (h == null) {
+            return;
+        }
+        findOrRemoveMessages(h, -1, object, null, 0, mMatchHandlerAndObjectEquals, true);
+    }
+
+    private static class MatchAllMessages extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            return true;
+        }
+    }
+    private final MatchAllMessages mMatchAllMessages = new MatchAllMessages();
+    private void removeAllMessages() {
+        findOrRemoveMessages(null, -1, null, null, 0, mMatchAllMessages, true);
+    }
+
+    private static class MatchAllFutureMessages extends MessageCompare {
+        @Override
+        public boolean compareMessage(Message m, Handler h, int what, Object object, Runnable r,
+                long when) {
+            if (m.when > when) {
+                return true;
+            }
+            return false;
+        }
+    }
+    private final MatchAllFutureMessages mMatchAllFutureMessages = new MatchAllFutureMessages();
+    private void removeAllFutureMessages() {
+        findOrRemoveMessages(null, -1, null, null, SystemClock.uptimeMillis(),
+                mMatchAllFutureMessages, true);
+    }
+
+    private void printPriorityQueueNodes() {
+        Iterator<MessageNode> iterator = mPriorityQueue.iterator();
+
+        Log.d(TAG, "* Dump priority queue");
+        while (iterator.hasNext()) {
+            MessageNode msgNode = iterator.next();
+            Log.d(TAG, "** MessageNode what: " + msgNode.mMessage.what + " when "
+                    + msgNode.mMessage.when + " seq: " + msgNode.mInsertSeq);
+        }
+    }
+
+    private int dumpPriorityQueue(PriorityQueue<MessageNode> queue, Printer pw, String prefix,
+            Handler h, int n) {
+        int count = 0;
+        long now = SystemClock.uptimeMillis();
+
+        for (MessageNode msgNode : queue) {
+            Message msg = msgNode.mMessage;
+            if (h == null || h == msg.target) {
+                pw.println(prefix + "Message " + (n + count) + ": " + msg.toString(now));
+            }
+            count++;
+        }
+        return count;
+    }
+
+    void dump(Printer pw, String prefix, Handler h) {
+        long now = SystemClock.uptimeMillis();
+        int n = 0;
+
+        pw.println(prefix + "(MessageQueue is using SemiConcurrent implementation)");
+
+        StackNode node = (StackNode) sState.getVolatile(this);
+        while (node != null) {
+            if (node.isMessageNode()) {
+                Message msg = ((MessageNode) node).mMessage;
+                if (h == null || h == msg.target) {
+                    pw.println(prefix + "Message " + n + ": " + msg.toString(now));
+                }
+                node = ((MessageNode) node).mNext;
+            } else {
+                pw.println(prefix + "State: " + node);
+                node = null;
+            }
+            n++;
+        }
+
+        synchronized (mPriorityQueue) {
+            pw.println(prefix + "PriorityQueue Messages: ");
+            n += dumpPriorityQueue(mPriorityQueue, pw, prefix, h, n);
+            pw.println(prefix + "AsyncPriorityQueue Messages: ");
+            n += dumpPriorityQueue(mAsyncPriorityQueue, pw, prefix, h, n);
+        }
+
+        pw.println(prefix + "(Total messages: " + n + ", polling=" + isPolling()
+                + ", quitting=" + (boolean) sQuitting.getVolatile(this) + ")");
+    }
+
+    private int dumpPriorityQueue(PriorityQueue<MessageNode> queue, ProtoOutputStream proto) {
+        int count = 0;
+
+        for (MessageNode msgNode : queue) {
+            Message msg = msgNode.mMessage;
+            msg.dumpDebug(proto, MessageQueueProto.MESSAGES);
+            count++;
+        }
+        return count;
+    }
+
+    void dumpDebug(ProtoOutputStream proto, long fieldId) {
+        final long messageQueueToken = proto.start(fieldId);
+
+        StackNode node = (StackNode) sState.getVolatile(this);
+        while (node.isMessageNode()) {
+            Message msg = ((MessageNode) node).mMessage;
+            msg.dumpDebug(proto, MessageQueueProto.MESSAGES);
+            node = ((MessageNode) node).mNext;
+        }
+
+        synchronized (mPriorityQueue) {
+            dumpPriorityQueue(mPriorityQueue, proto);
+            dumpPriorityQueue(mAsyncPriorityQueue, proto);
+        }
+
+        proto.write(MessageQueueProto.IS_POLLING_LOCKED, isPolling());
+        proto.write(MessageQueueProto.IS_QUITTING, (boolean) sQuitting.getVolatile(this));
+        proto.end(messageQueueToken);
+    }
+
+    /**
+     * Adds a file descriptor listener to receive notification when file descriptor
+     * related events occur.
+     * <p>
+     * If the file descriptor has already been registered, the specified events
+     * and listener will replace any that were previously associated with it.
+     * It is not possible to set more than one listener per file descriptor.
+     * </p><p>
+     * It is important to always unregister the listener when the file descriptor
+     * is no longer of use.
+     * </p>
+     *
+     * @param fd The file descriptor for which a listener will be registered.
+     * @param events The set of events to receive: a combination of the
+     * {@link OnFileDescriptorEventListener#EVENT_INPUT},
+     * {@link OnFileDescriptorEventListener#EVENT_OUTPUT}, and
+     * {@link OnFileDescriptorEventListener#EVENT_ERROR} event masks.  If the requested
+     * set of events is zero, then the listener is unregistered.
+     * @param listener The listener to invoke when file descriptor events occur.
+     *
+     * @see OnFileDescriptorEventListener
+     * @see #removeOnFileDescriptorEventListener
+     */
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    public void addOnFileDescriptorEventListener(@NonNull FileDescriptor fd,
+            @OnFileDescriptorEventListener.Events int events,
+            @NonNull OnFileDescriptorEventListener listener) {
+        if (fd == null) {
+            throw new IllegalArgumentException("fd must not be null");
+        }
+        if (listener == null) {
+            throw new IllegalArgumentException("listener must not be null");
+        }
+
+        synchronized (mFileDescriptorRecordsLock) {
+            updateOnFileDescriptorEventListenerLocked(fd, events, listener);
+        }
+    }
+
+    /**
+     * Removes a file descriptor listener.
+     * <p>
+     * This method does nothing if no listener has been registered for the
+     * specified file descriptor.
+     * </p>
+     *
+     * @param fd The file descriptor whose listener will be unregistered.
+     *
+     * @see OnFileDescriptorEventListener
+     * @see #addOnFileDescriptorEventListener
+     */
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    public void removeOnFileDescriptorEventListener(@NonNull FileDescriptor fd) {
+        if (fd == null) {
+            throw new IllegalArgumentException("fd must not be null");
+        }
+
+        synchronized (mFileDescriptorRecordsLock) {
+            updateOnFileDescriptorEventListenerLocked(fd, 0, null);
+        }
+    }
+
+    @android.ravenwood.annotation.RavenwoodThrow(blockedBy = android.os.ParcelFileDescriptor.class)
+    private void updateOnFileDescriptorEventListenerLocked(FileDescriptor fd, int events,
+            OnFileDescriptorEventListener listener) {
+        final int fdNum = fd.getInt$();
+
+        int index = -1;
+        FileDescriptorRecord record = null;
+        if (mFileDescriptorRecords != null) {
+            index = mFileDescriptorRecords.indexOfKey(fdNum);
+            if (index >= 0) {
+                record = mFileDescriptorRecords.valueAt(index);
+                if (record != null && record.mEvents == events) {
+                    return;
+                }
+            }
+        }
+
+        if (events != 0) {
+            events |= OnFileDescriptorEventListener.EVENT_ERROR;
+            if (record == null) {
+                if (mFileDescriptorRecords == null) {
+                    mFileDescriptorRecords = new SparseArray<FileDescriptorRecord>();
+                }
+                record = new FileDescriptorRecord(fd, events, listener);
+                mFileDescriptorRecords.put(fdNum, record);
+            } else {
+                record.mListener = listener;
+                record.mEvents = events;
+                record.mSeq += 1;
+            }
+            nativeSetFileDescriptorEvents(mPtr, fdNum, events);
+        } else if (record != null) {
+            record.mEvents = 0;
+            mFileDescriptorRecords.removeAt(index);
+            nativeSetFileDescriptorEvents(mPtr, fdNum, 0);
+        }
+    }
+
+    // Called from native code.
+    private int dispatchEvents(int fd, int events) {
+        // Get the file descriptor record and any state that might change.
+        final FileDescriptorRecord record;
+        final int oldWatchedEvents;
+        final OnFileDescriptorEventListener listener;
+        final int seq;
+        synchronized (mFileDescriptorRecordsLock) {
+            record = mFileDescriptorRecords.get(fd);
+            if (record == null) {
+                return 0; // spurious, no listener registered
+            }
+
+            oldWatchedEvents = record.mEvents;
+            events &= oldWatchedEvents; // filter events based on current watched set
+            if (events == 0) {
+                return oldWatchedEvents; // spurious, watched events changed
+            }
+
+            listener = record.mListener;
+            seq = record.mSeq;
+        }
+
+        // Invoke the listener outside of the lock.
+        int newWatchedEvents = listener.onFileDescriptorEvents(
+                record.mDescriptor, events);
+        if (newWatchedEvents != 0) {
+            newWatchedEvents |= OnFileDescriptorEventListener.EVENT_ERROR;
+        }
+
+        // Update the file descriptor record if the listener changed the set of
+        // events to watch and the listener itself hasn't been updated since.
+        if (newWatchedEvents != oldWatchedEvents) {
+            synchronized (mFileDescriptorRecordsLock) {
+                int index = mFileDescriptorRecords.indexOfKey(fd);
+                if (index >= 0 && mFileDescriptorRecords.valueAt(index) == record
+                        && record.mSeq == seq) {
+                    record.mEvents = newWatchedEvents;
+                    if (newWatchedEvents == 0) {
+                        mFileDescriptorRecords.removeAt(index);
+                    }
+                }
+            }
+        }
+
+        // Return the new set of events to watch for native code to take care of.
+        return newWatchedEvents;
+    }
+
+    /**
+     * Callback interface for discovering when a thread is going to block
+     * waiting for more messages.
+     */
+    public static interface IdleHandler {
+        /**
+         * Called when the message queue has run out of messages and will now
+         * wait for more.  Return true to keep your idle handler active, false
+         * to have it removed.  This may be called if there are still messages
+         * pending in the queue, but they are all scheduled to be dispatched
+         * after the current time.
+         */
+        boolean queueIdle();
+    }
+
+    /**
+     * A listener which is invoked when file descriptor related events occur.
+     */
+    public interface OnFileDescriptorEventListener {
+        /**
+         * File descriptor event: Indicates that the file descriptor is ready for input
+         * operations, such as reading.
+         * <p>
+         * The listener should read all available data from the file descriptor
+         * then return <code>true</code> to keep the listener active or <code>false</code>
+         * to remove the listener.
+         * </p><p>
+         * In the case of a socket, this event may be generated to indicate
+         * that there is at least one incoming connection that the listener
+         * should accept.
+         * </p><p>
+         * This event will only be generated if the {@link #EVENT_INPUT} event mask was
+         * specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_INPUT = 1 << 0;
+
+        /**
+         * File descriptor event: Indicates that the file descriptor is ready for output
+         * operations, such as writing.
+         * <p>
+         * The listener should write as much data as it needs.  If it could not
+         * write everything at once, then it should return <code>true</code> to
+         * keep the listener active.  Otherwise, it should return <code>false</code>
+         * to remove the listener then re-register it later when it needs to write
+         * something else.
+         * </p><p>
+         * This event will only be generated if the {@link #EVENT_OUTPUT} event mask was
+         * specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_OUTPUT = 1 << 1;
+
+        /**
+         * File descriptor event: Indicates that the file descriptor encountered a
+         * fatal error.
+         * <p>
+         * File descriptor errors can occur for various reasons.  One common error
+         * is when the remote peer of a socket or pipe closes its end of the connection.
+         * </p><p>
+         * This event may be generated at any time regardless of whether the
+         * {@link #EVENT_ERROR} event mask was specified when the listener was added.
+         * </p>
+         */
+        public static final int EVENT_ERROR = 1 << 2;
+
+        /** @hide */
+        @Retention(RetentionPolicy.SOURCE)
+        @IntDef(flag = true, prefix = { "EVENT_" }, value = {
+                EVENT_INPUT,
+                EVENT_OUTPUT,
+                EVENT_ERROR
+        })
+        public @interface Events {}
+
+        /**
+         * Called when a file descriptor receives events.
+         *
+         * @param fd The file descriptor.
+         * @param events The set of events that occurred: a combination of the
+         * {@link #EVENT_INPUT}, {@link #EVENT_OUTPUT}, and {@link #EVENT_ERROR} event masks.
+         * @return The new set of events to watch, or 0 to unregister the listener.
+         *
+         * @see #EVENT_INPUT
+         * @see #EVENT_OUTPUT
+         * @see #EVENT_ERROR
+         */
+        @Events int onFileDescriptorEvents(@NonNull FileDescriptor fd, @Events int events);
+    }
+
+    static final class FileDescriptorRecord {
+        public final FileDescriptor mDescriptor;
+        public int mEvents;
+        public OnFileDescriptorEventListener mListener;
+        public int mSeq;
+
+        public FileDescriptorRecord(FileDescriptor descriptor,
+                int events, OnFileDescriptorEventListener listener) {
+            mDescriptor = descriptor;
+            mEvents = events;
+            mListener = listener;
+        }
+    }
+}
diff --git a/core/java/android/os/connectivity/CellularBatteryStats.java b/core/java/android/os/connectivity/CellularBatteryStats.java
index fc17002..1649ed5 100644
--- a/core/java/android/os/connectivity/CellularBatteryStats.java
+++ b/core/java/android/os/connectivity/CellularBatteryStats.java
@@ -15,11 +15,13 @@
  */
 package android.os.connectivity;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntRange;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.BatteryStats;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -35,6 +37,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 @SystemApi
 public final class CellularBatteryStats implements Parcelable {
 
@@ -83,11 +86,17 @@
                 }
             };
 
-    /** @hide **/
+    /**
+     * This constructor should only be used in tests.
+     * @hide
+     */
+    @FlaggedApi(
+            com.android.server.power.optimization.Flags.FLAG_STREAMLINED_CONNECTIVITY_BATTERY_STATS)
+    @TestApi
     public CellularBatteryStats(long loggingDurationMs, long kernelActiveTimeMs, long numPacketsTx,
             long numBytesTx, long numPacketsRx, long numBytesRx, long sleepTimeMs, long idleTimeMs,
-            long rxTimeMs, Long energyConsumedMaMs, long[] timeInRatMs,
-            long[] timeInRxSignalStrengthLevelMs, long[] txTimeMs,
+            long rxTimeMs, long energyConsumedMaMs, @NonNull long[] timeInRatMs,
+            @NonNull long[] timeInRxSignalStrengthLevelMs, @NonNull long[] txTimeMs,
             long monitoredRailChargeConsumedMaMs) {
 
         mLoggingDurationMs = loggingDurationMs;
@@ -270,7 +279,6 @@
      * @return The amount of time the phone spends in the {@code networkType} network type. The
      * unit is in microseconds.
      */
-    @NonNull
     @SuppressLint("MethodNameUnits")
     public long getTimeInRatMicros(@NetworkType int networkType) {
         if (networkType >= mTimeInRatMs.length) {
@@ -289,7 +297,6 @@
      * @return Amount of time phone spends in specific cellular rx signal strength levels
      * in microseconds. The index is signal strength bin.
      */
-    @NonNull
     @SuppressLint("MethodNameUnits")
     public long getTimeInRxSignalStrengthLevelMicros(
             @IntRange(from = CellSignalStrength.SIGNAL_STRENGTH_NONE_OR_UNKNOWN,
@@ -315,10 +322,9 @@
      * <li> index 3 = 15dBm < tx_power < 20dBm. </li>
      * <li> index 4 = tx_power > 20dBm. </li>
      * </ul>
-     *
-     * @hide
      */
-    @NonNull
+    @FlaggedApi(
+            com.android.server.power.optimization.Flags.FLAG_STREAMLINED_CONNECTIVITY_BATTERY_STATS)
     public long getTxTimeMillis(
             @IntRange(from = ModemActivityInfo.TX_POWER_LEVEL_0,
                     to = ModemActivityInfo.TX_POWER_LEVEL_4) int level) {
diff --git a/core/java/android/os/connectivity/WifiBatteryStats.java b/core/java/android/os/connectivity/WifiBatteryStats.java
index 7e6ebcf..79e0be8 100644
--- a/core/java/android/os/connectivity/WifiBatteryStats.java
+++ b/core/java/android/os/connectivity/WifiBatteryStats.java
@@ -19,9 +19,11 @@
 import static android.os.BatteryStatsManager.NUM_WIFI_STATES;
 import static android.os.BatteryStatsManager.NUM_WIFI_SUPPL_STATES;
 
+import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -34,6 +36,7 @@
  * @hide
  */
 @SystemApi
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class WifiBatteryStats implements Parcelable {
     private final long mLoggingDurationMillis;
     private final long mKernelActiveTimeMillis;
@@ -150,7 +153,13 @@
                 mMonitoredRailChargeConsumedMaMillis);
     }
 
-    /** @hide **/
+    /**
+     * This constructor should only be used in tests.
+     * @hide
+     */
+    @FlaggedApi(
+            com.android.server.power.optimization.Flags.FLAG_STREAMLINED_CONNECTIVITY_BATTERY_STATS)
+    @TestApi
     public WifiBatteryStats(long loggingDurationMillis, long kernelActiveTimeMillis,
             long numPacketsTx, long numBytesTx, long numPacketsRx, long numBytesRx,
             long sleepTimeMillis, long scanTimeMillis, long idleTimeMillis, long rxTimeMillis,
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 493d676..57853e7 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -1403,6 +1403,19 @@
             "android.settings.QUICK_LAUNCH_SETTINGS";
 
     /**
+     * Activity Action: Showing settings to manage adaptive notifications.
+     * <p>
+     * Input: Nothing.
+     * <p>
+     * Output: Nothing.
+     *
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_MANAGE_ADAPTIVE_NOTIFICATIONS =
+            "android.settings.MANAGE_ADAPTIVE_NOTIFICATIONS";
+
+    /**
      * Activity Action: Show settings to manage installed applications.
      * <p>
      * In some cases, a matching Activity may not exist, so ensure you
@@ -20094,7 +20107,7 @@
              * (0 = false, 1 = true)
              * @hide
              */
-            @Readable(maxTargetSdk = Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
+            @Readable
             public static final String REDUCE_MOTION = "reduce_motion";
 
             /**
diff --git a/core/java/android/view/IPinnedTaskListener.aidl b/core/java/android/view/IPinnedTaskListener.aidl
index e4e2d6f..3bd1506 100644
--- a/core/java/android/view/IPinnedTaskListener.aidl
+++ b/core/java/android/view/IPinnedTaskListener.aidl
@@ -42,12 +42,4 @@
      * with fromImeAdjustement set to {@code true}.
      */
     void onImeVisibilityChanged(boolean imeVisible, int imeHeight);
-
-    /**
-     * Called by the window manager to notify the listener that Activity (was or is in pinned mode)
-     * is hidden (either stopped or removed). This is generally used as a signal to reset saved
-     * reentry fraction and size.
-     * {@param componentName} represents the application component of PiP window.
-     */
-    void onActivityHidden(in ComponentName componentName);
 }
diff --git a/core/java/android/view/SurfaceControl.java b/core/java/android/view/SurfaceControl.java
index f653524..634469d 100644
--- a/core/java/android/view/SurfaceControl.java
+++ b/core/java/android/view/SurfaceControl.java
@@ -72,7 +72,6 @@
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.util.Preconditions;
-import com.android.internal.util.VirtualRefBasePtr;
 import com.android.window.flags.Flags;
 
 import dalvik.system.CloseGuard;
@@ -273,10 +272,12 @@
             String windowName, int displayId);
     private static native void nativeSetFrameTimelineVsync(long transactionObj,
             long frameTimelineVsyncId);
-    private static native void nativeAddJankDataListener(long nativeListener,
-            long nativeSurfaceControl);
-    private static native void nativeRemoveJankDataListener(long nativeListener);
-    private static native long nativeCreateJankDataListenerWrapper(OnJankDataListener listener);
+    private static native long nativeCreateJankDataListenerWrapper(
+            long surfaceControl, OnJankDataListener listener);
+    private static native long nativeGetJankDataListenerWrapperFinalizer();
+    private static native void nativeAddJankDataListener(long nativeListener);
+    private static native void nativeFlushJankData(long nativeListener);
+    private static native void nativeRemoveJankDataListener(long nativeListener, long afterVsync);
     private static native int nativeGetGPUContextPriority();
     private static native void nativeSetTransformHint(long nativeObject,
             @SurfaceControl.BufferTransform int transformHint);
@@ -461,17 +462,63 @@
      * @see #addJankDataListener
      * @hide
      */
-    public static abstract class OnJankDataListener {
-        private final VirtualRefBasePtr mNativePtr;
-
-        public OnJankDataListener() {
-            mNativePtr = new VirtualRefBasePtr(nativeCreateJankDataListenerWrapper(this));
-        }
-
+    public interface OnJankDataListener {
         /**
          * Called when new jank classifications are available.
          */
-        public abstract void onJankDataAvailable(JankData[] jankStats);
+        void onJankDataAvailable(JankData[] jankData);
+
+    }
+
+    /**
+     * Handle to a registered {@link OnJankDatalistener}.
+     * @hide
+     */
+    public static class OnJankDataListenerRegistration {
+        private final long mNativeObject;
+
+        private static final NativeAllocationRegistry sRegistry =
+                NativeAllocationRegistry.createMalloced(
+                       OnJankDataListenerRegistration.class.getClassLoader(),
+                       nativeGetJankDataListenerWrapperFinalizer());
+
+        private final Runnable mFreeNativeResources;
+        private boolean mRemoved = false;
+
+        OnJankDataListenerRegistration(SurfaceControl surface, OnJankDataListener listener) {
+            mNativeObject = nativeCreateJankDataListenerWrapper(surface.mNativeObject, listener);
+            mFreeNativeResources = (mNativeObject == 0) ? () -> {} :
+                    sRegistry.registerNativeAllocation(this, mNativeObject);
+        }
+
+        /**
+         * Request a flush of any pending jank classification data. May cause the registered
+         * listener to be invoked inband.
+         */
+        public void flush() {
+            nativeFlushJankData(mNativeObject);
+        }
+
+        /**
+         * Request the removal of the registered listener after the VSync with the provided ID. Use
+         * a value <= 0 for afterVsync to remove the listener immediately. The given listener will
+         * not be removed before the given VSync, but may still reveive data for frames past the
+         * provided VSync.
+         */
+        public void removeAfter(long afterVsync) {
+            mRemoved = true;
+            nativeRemoveJankDataListener(mNativeObject, afterVsync);
+        }
+
+        /**
+         * Free the native resources associated with the listener registration.
+         */
+        public void release() {
+            if (!mRemoved) {
+                removeAfter(0);
+            }
+            mFreeNativeResources.run();
+        }
     }
 
     private final CloseGuard mCloseGuard = CloseGuard.get();
@@ -2632,19 +2679,11 @@
     }
 
     /**
-     * Adds a callback to be informed about SF's jank classification for a specific surface.
+     * Adds a callback to be informed about SF's jank classification for this surface.
      * @hide
      */
-    public static void addJankDataListener(OnJankDataListener listener, SurfaceControl surface) {
-        nativeAddJankDataListener(listener.mNativePtr.get(), surface.mNativeObject);
-    }
-
-    /**
-     * Removes a jank callback previously added with {@link #addJankDataListener}
-     * @hide
-     */
-    public static void removeJankDataListener(OnJankDataListener listener) {
-        nativeRemoveJankDataListener(listener.mNativePtr.get());
+    public OnJankDataListenerRegistration addJankDataListener(OnJankDataListener listener) {
+        return new OnJankDataListenerRegistration(this, listener);
     }
 
     /**
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 4766942..766e02b 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -13859,6 +13859,11 @@
     })
     @ResolvedLayoutDir
     public int getLayoutDirection() {
+        final int targetSdkVersion = getContext().getApplicationInfo().targetSdkVersion;
+        if (targetSdkVersion < Build.VERSION_CODES.JELLY_BEAN_MR1) {
+            mPrivateFlags2 |= PFLAG2_LAYOUT_DIRECTION_RESOLVED;
+            return LAYOUT_DIRECTION_RESOLVED_DEFAULT;
+        }
         return ((mPrivateFlags2 & PFLAG2_LAYOUT_DIRECTION_RESOLVED_RTL) ==
                 PFLAG2_LAYOUT_DIRECTION_RESOLVED_RTL) ? LAYOUT_DIRECTION_RTL : LAYOUT_DIRECTION_LTR;
     }
diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index a0cf203..c0bd535 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -22,6 +22,8 @@
 import static android.graphics.HardwareRenderer.SYNC_LOST_SURFACE_REWARD_IF_FOUND;
 import static android.os.IInputConstants.INVALID_INPUT_EVENT_ID;
 import static android.os.Trace.TRACE_TAG_VIEW;
+import static android.util.SequenceUtils.getInitSeq;
+import static android.util.SequenceUtils.isIncomingSeqNewer;
 import static android.view.Display.DEFAULT_DISPLAY;
 import static android.view.Display.INVALID_DISPLAY;
 import static android.view.DragEvent.ACTION_DRAG_LOCATION;
@@ -128,6 +130,7 @@
 import static com.android.window.flags.Flags.activityWindowInfoFlag;
 import static com.android.window.flags.Flags.enableBufferTransformHintFromDisplay;
 import static com.android.window.flags.Flags.insetsControlChangedItem;
+import static com.android.window.flags.Flags.insetsControlSeq;
 import static com.android.window.flags.Flags.setScPropertiesInClient;
 
 import android.Manifest;
@@ -892,6 +895,12 @@
     /** Non-{@code null} if {@link #mActivityConfigCallback} is not {@code null}. */
     @Nullable
     private ActivityWindowInfo mLastReportedActivityWindowInfo;
+    @Nullable
+    private final ClientWindowFrames mLastReportedFrames = insetsControlSeq()
+            ? new ClientWindowFrames()
+            : null;
+    private int mLastReportedInsetsStateSeq = getInitSeq();
+    private int mLastReportedActiveControlsSeq = getInitSeq();
 
     boolean mScrollMayChange;
     @SoftInputModeFlags
@@ -1596,8 +1605,6 @@
                         attachedFrame = null;
                     }
                     if (mTranslator != null) {
-                        mTranslator.translateInsetsStateInScreenToAppWindow(mTempInsets);
-                        mTranslator.translateSourceControlsInScreenToAppWindow(mTempControls.get());
                         mTranslator.translateRectInScreenToAppWindow(attachedFrame);
                     }
                     mTmpFrames.attachedFrame = attachedFrame;
@@ -1620,8 +1627,7 @@
                 mAttachInfo.mAlwaysConsumeSystemBars =
                         (res & WindowManagerGlobal.ADD_FLAG_ALWAYS_CONSUME_SYSTEM_BARS) != 0;
                 mPendingAlwaysConsumeSystemBars = mAttachInfo.mAlwaysConsumeSystemBars;
-                mInsetsController.onStateChanged(mTempInsets);
-                mInsetsController.onControlsChanged(mTempControls.get());
+                handleInsetsControlChanged(mTempInsets, mTempControls);
                 final InsetsState state = mInsetsController.getState();
                 final Rect displayCutoutSafe = mTempRect;
                 state.getDisplayCutoutSafe(displayCutoutSafe);
@@ -2219,17 +2225,18 @@
             return;
         }
 
+        onClientWindowFramesChanged(frames);
+
         CompatibilityInfo.applyOverrideScaleIfNeeded(mergedConfiguration);
         final Rect frame = frames.frame;
         final Rect displayFrame = frames.displayFrame;
         final Rect attachedFrame = frames.attachedFrame;
         if (mTranslator != null) {
-            mTranslator.translateInsetsStateInScreenToAppWindow(insetsState);
             mTranslator.translateRectInScreenToAppWindow(frame);
             mTranslator.translateRectInScreenToAppWindow(displayFrame);
             mTranslator.translateRectInScreenToAppWindow(attachedFrame);
         }
-        mInsetsController.onStateChanged(insetsState);
+        onInsetsStateChanged(insetsState);
         final float compatScale = frames.compatScale;
         final boolean frameChanged = !mWinFrame.equals(frame);
         final boolean shouldReportActivityWindowInfoChanged =
@@ -2294,26 +2301,69 @@
     }
 
     /** Handles messages {@link #MSG_INSETS_CONTROL_CHANGED}. */
-    private void handleInsetsControlChanged(@NonNull InsetsState insetsState,
+    @VisibleForTesting
+    public void handleInsetsControlChanged(@NonNull InsetsState insetsState,
             @NonNull InsetsSourceControl.Array activeControls) {
-        final InsetsSourceControl[] controls = activeControls.get();
-
-        if (mTranslator != null) {
-            mTranslator.translateInsetsStateInScreenToAppWindow(insetsState);
-            mTranslator.translateSourceControlsInScreenToAppWindow(controls);
-        }
-
         // Deliver state change before control change, such that:
         // a) When gaining control, controller can compare with server state to evaluate
         // whether it needs to run animation.
         // b) When loosing control, controller can restore server state by taking last
         // dispatched state as truth.
-        mInsetsController.onStateChanged(insetsState);
-        if (mAdded) {
-            mInsetsController.onControlsChanged(controls);
-        } else {
-            activeControls.release();
+        onInsetsStateChanged(insetsState);
+        onActiveControlsChanged(activeControls);
+    }
+
+    private void onClientWindowFramesChanged(@NonNull ClientWindowFrames inOutFrames) {
+        if (mLastReportedFrames == null) {
+            return;
         }
+        if (isIncomingSeqNewer(mLastReportedFrames.seq, inOutFrames.seq)) {
+            // Keep track of the latest.
+            mLastReportedFrames.setTo(inOutFrames);
+        } else {
+            // If the last reported frames is newer, use the last reported instead.
+            inOutFrames.setTo(mLastReportedFrames);
+        }
+    }
+
+    private void onInsetsStateChanged(@NonNull InsetsState insetsState) {
+        if (insetsControlSeq()) {
+            if (isIncomingSeqNewer(mLastReportedInsetsStateSeq, insetsState.getSeq())) {
+                mLastReportedInsetsStateSeq = insetsState.getSeq();
+            } else {
+                // The last reported InsetsState is newer. Skip.
+                return;
+            }
+        }
+
+        if (mTranslator != null) {
+            mTranslator.translateInsetsStateInScreenToAppWindow(insetsState);
+        }
+        mInsetsController.onStateChanged(insetsState);
+    }
+
+    private void onActiveControlsChanged(@NonNull InsetsSourceControl.Array activeControls) {
+        if (!mAdded) {
+            // Do not update the last report if window is not added yet.
+            activeControls.release();
+            return;
+        }
+
+        if (insetsControlSeq()) {
+            if (isIncomingSeqNewer(mLastReportedActiveControlsSeq, activeControls.getSeq())) {
+                mLastReportedActiveControlsSeq = activeControls.getSeq();
+            } else {
+                // The last reported controls is newer. Skip.
+                activeControls.release();
+                return;
+            }
+        }
+
+        final InsetsSourceControl[] controls = activeControls.get();
+        if (mTranslator != null) {
+            mTranslator.translateSourceControlsInScreenToAppWindow(controls);
+        }
+        mInsetsController.onControlsChanged(controls);
     }
 
     private final DisplayListener mDisplayListener = new DisplayListener() {
@@ -9268,6 +9318,8 @@
                     mRelayoutSeq, mLastSyncSeqId, mRelayoutResult);
             mRelayoutRequested = true;
 
+            onClientWindowFramesChanged(mTmpFrames);
+
             if (activityWindowInfoFlag() && mPendingActivityWindowInfo != null) {
                 final ActivityWindowInfo outInfo = mRelayoutResult.activityWindowInfo;
                 if (outInfo != null) {
@@ -9284,13 +9336,10 @@
                 mTranslator.translateRectInScreenToAppWindow(mTmpFrames.frame);
                 mTranslator.translateRectInScreenToAppWindow(mTmpFrames.displayFrame);
                 mTranslator.translateRectInScreenToAppWindow(mTmpFrames.attachedFrame);
-                mTranslator.translateInsetsStateInScreenToAppWindow(mTempInsets);
-                mTranslator.translateSourceControlsInScreenToAppWindow(mTempControls.get());
             }
             mInvCompatScale = 1f / mTmpFrames.compatScale;
             CompatibilityInfo.applyOverrideScaleIfNeeded(mPendingMergedConfiguration);
-            mInsetsController.onStateChanged(mTempInsets);
-            mInsetsController.onControlsChanged(mTempControls.get());
+            handleInsetsControlChanged(mTempInsets, mTempControls);
 
             mPendingAlwaysConsumeSystemBars =
                     (relayoutResult & RELAYOUT_RES_CONSUME_ALWAYS_SYSTEM_BARS) != 0;
diff --git a/core/java/android/view/autofill/OWNERS b/core/java/android/view/autofill/OWNERS
index 898947a..7f3b4e5 100644
--- a/core/java/android/view/autofill/OWNERS
+++ b/core/java/android/view/autofill/OWNERS
@@ -1,10 +1,11 @@
 # Bug component: 351486
 
-simranjit@google.com
 haoranzhang@google.com
+jiewenlei@google.com
+simranjit@google.com
 skxu@google.com
+shuc@google.com
 yunicorn@google.com
-reemabajwa@google.com
 
 # Bug component: 543785 = per-file *Augmented*
 per-file *Augmented* = wangqi@google.com
diff --git a/core/java/android/widget/RemoteViews.java b/core/java/android/widget/RemoteViews.java
index 21d6184..9512347 100644
--- a/core/java/android/widget/RemoteViews.java
+++ b/core/java/android/widget/RemoteViews.java
@@ -62,6 +62,7 @@
 import android.content.res.loader.ResourcesLoader;
 import android.content.res.loader.ResourcesProvider;
 import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
 import android.graphics.BlendMode;
 import android.graphics.Outline;
 import android.graphics.PorterDuff;
@@ -90,6 +91,7 @@
 import android.util.IntArray;
 import android.util.Log;
 import android.util.LongArray;
+import android.util.LongSparseArray;
 import android.util.Pair;
 import android.util.SizeF;
 import android.util.SparseArray;
@@ -98,6 +100,7 @@
 import android.util.TypedValue.ComplexDimensionUnit;
 import android.util.proto.ProtoInputStream;
 import android.util.proto.ProtoOutputStream;
+import android.util.proto.ProtoStream;
 import android.util.proto.ProtoUtils;
 import android.view.ContextThemeWrapper;
 import android.view.LayoutInflater;
@@ -1266,11 +1269,16 @@
                 int intentId = in.readInt();
                 String intentUri = in.readString8();
                 RemoteCollectionItems items = new RemoteCollectionItems(in, currentRootData);
-                mIdToUriMapping.put(intentId, intentUri);
-                mUriToCollectionMapping.put(intentUri, items);
+                addMapping(intentId, intentUri, items);
             }
         }
 
+        void addMapping(int intentId, String intentUri, RemoteCollectionItems items) {
+            mIdToUriMapping.put(intentId, intentUri);
+            mUriToCollectionMapping.put(intentUri, items);
+        }
+
+
         void setHierarchyDataForId(int intentId, HierarchyRootData data) {
             String uri = mIdToUriMapping.get(intentId);
             if (mUriToCollectionMapping.get(uri) == null) {
@@ -1465,6 +1473,87 @@
                 mUriToCollectionMapping.get(intentUri).writeToParcel(out, flags, true);
             }
         }
+
+        public void writeToProto(Context context, ProtoOutputStream out) {
+            final long token = out.start(RemoteViewsProto.REMOTE_COLLECTION_CACHE);
+            for (int i = 0; i < mIdToUriMapping.size(); i++) {
+                final long entryToken = out.start(RemoteViewsProto.RemoteCollectionCache.ENTRIES);
+                out.write(RemoteViewsProto.RemoteCollectionCache.Entry.ID,
+                        mIdToUriMapping.keyAt(i));
+                String intentUri = mIdToUriMapping.valueAt(i);
+                out.write(RemoteViewsProto.RemoteCollectionCache.Entry.URI, intentUri);
+                final long itemsToken = out.start(
+                        RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS);
+                mUriToCollectionMapping.get(intentUri).writeToProto(context, out, /* attached= */
+                        true);
+                out.end(itemsToken);
+                out.end(entryToken);
+            }
+            out.end(token);
+        }
+    }
+
+    private PendingResources<RemoteCollectionCache> populateRemoteCollectionCacheFromProto(
+            ProtoInputStream in) throws Exception {
+        final ArrayList<LongSparseArray<Object>> entries = new ArrayList<>();
+        final long token = in.start(RemoteViewsProto.REMOTE_COLLECTION_CACHE);
+        while (in.nextField() != NO_MORE_FIELDS) {
+            switch (in.getFieldNumber()) {
+                case (int) RemoteViewsProto.RemoteCollectionCache.ENTRIES:
+                    final LongSparseArray<Object> entry = new LongSparseArray<>();
+                    final long entryToken = in.start(
+                            RemoteViewsProto.RemoteCollectionCache.ENTRIES);
+                    while (in.nextField() != NO_MORE_FIELDS) {
+                        switch (in.getFieldNumber()) {
+                            case (int) RemoteViewsProto.RemoteCollectionCache.Entry.ID:
+                                entry.put(RemoteViewsProto.RemoteCollectionCache.Entry.ID,
+                                        in.readInt(
+                                                RemoteViewsProto.RemoteCollectionCache.Entry.ID));
+                                break;
+                            case (int) RemoteViewsProto.RemoteCollectionCache.Entry.URI:
+                                entry.put(RemoteViewsProto.RemoteCollectionCache.Entry.URI,
+                                        in.readString(
+                                                RemoteViewsProto.RemoteCollectionCache.Entry.URI));
+                                break;
+                            case (int) RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS:
+                                final long itemsToken = in.start(
+                                        RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS);
+                                entry.put(RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS,
+                                        RemoteCollectionItems.createFromProto(in));
+                                in.end(itemsToken);
+                                break;
+                            default:
+                                Log.w(LOG_TAG, "Unhandled field while reading RemoteViews proto!\n"
+                                        + ProtoUtils.currentFieldToString(in));
+                        }
+                    }
+                    in.end(entryToken);
+                    checkContainsKeys(entry,
+                            new long[]{RemoteViewsProto.RemoteCollectionCache.Entry.ID,
+                                    RemoteViewsProto.RemoteCollectionCache.Entry.URI,
+                                    RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS});
+                    entries.add(entry);
+                    break;
+                default:
+                    Log.w(LOG_TAG, "Unhandled field while reading RemoteViews proto!\n"
+                            + ProtoUtils.currentFieldToString(in));
+            }
+        }
+        in.end(token);
+
+        return (context, resources, rootData, depth) -> {
+            for (LongSparseArray<Object> entry : entries) {
+                int id = (int) entry.get(RemoteViewsProto.RemoteCollectionCache.Entry.ID);
+                String uri = (String) entry.get(RemoteViewsProto.RemoteCollectionCache.Entry.URI);
+                // Depth resets to 0 for RemoteCollectionItems
+                RemoteCollectionItems items = ((PendingResources<RemoteCollectionItems>) entry.get(
+                        RemoteViewsProto.RemoteCollectionCache.Entry.ITEMS)).create(context,
+                        resources, rootData, depth);
+                rootData.mRemoteCollectionCache.addMapping(id, uri, items);
+            }
+            // Redundant return, but type signature requires we return something.
+            return rootData.mRemoteCollectionCache;
+        };
     }
 
     private class SetRemoteViewsAdapterIntent extends Action {
@@ -2080,6 +2169,15 @@
             dest.writeTypedList(mBitmaps, flags);
         }
 
+        public void writeBitmapsToProto(ProtoOutputStream out) {
+            for (int i = 0; i < mBitmaps.size(); i++) {
+                final Bitmap bitmap = mBitmaps.get(i);
+                final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
+                bitmap.compress(Bitmap.CompressFormat.WEBP_LOSSLESS, 100, bytes);
+                out.write(RemoteViewsProto.BITMAP_CACHE, bytes.toByteArray());
+            }
+        }
+
         public int getBitmapMemory() {
             if (mBitmapMemory < 0) {
                 mBitmapMemory = 0;
@@ -7522,6 +7620,127 @@
             dest.restoreAllowSquashing(prevAllowSquashing);
         }
 
+        /** @hide */
+        public void writeToProto(Context context, ProtoOutputStream out) {
+            writeToProto(context, out, /* attached= */ false);
+        }
+
+        private void writeToProto(Context context, ProtoOutputStream out, boolean attached) {
+            for (long id : mIds) {
+                out.write(RemoteViewsProto.RemoteCollectionItems.IDS, id);
+            }
+
+            boolean restoreRoot = false;
+            out.write(RemoteViewsProto.RemoteCollectionItems.ATTACHED, attached);
+            if (!attached && mViews.length > 0 && !mViews[0].mIsRoot) {
+                restoreRoot = true;
+                mViews[0].mIsRoot = true;
+            }
+            for (RemoteViews view : mViews) {
+                final long viewsToken = out.start(RemoteViewsProto.RemoteCollectionItems.VIEWS);
+                view.writePreviewToProto(context, out);
+                out.end(viewsToken);
+            }
+            if (restoreRoot) mViews[0].mIsRoot = false;
+            out.write(RemoteViewsProto.RemoteCollectionItems.HAS_STABLE_IDS, mHasStableIds);
+            out.write(RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT, mViewTypeCount);
+        }
+
+        /**
+         * Overload used for testing unattached RemoteCollectionItems serialization.
+         *
+         * @hide
+         */
+        public static RemoteCollectionItems createFromProto(Context context, ProtoInputStream in)
+                throws Exception {
+            return createFromProto(in).create(context, context.getResources(), /* rootData= */
+                    null, 0);
+        }
+
+        /** @hide */
+        public static PendingResources<RemoteCollectionItems> createFromProto(ProtoInputStream in)
+                throws Exception {
+            final LongSparseArray<Object> values = new LongSparseArray<>();
+            values.put(RemoteViewsProto.RemoteCollectionItems.IDS, new ArrayList<Long>());
+            values.put(RemoteViewsProto.RemoteCollectionItems.VIEWS,
+                    new ArrayList<PendingResources<RemoteViews>>());
+            while (in.nextField() != NO_MORE_FIELDS) {
+                switch (in.getFieldNumber()) {
+                    case (int) RemoteViewsProto.RemoteCollectionItems.IDS:
+                        ((ArrayList<Long>) values.get(
+                                RemoteViewsProto.RemoteCollectionItems.IDS)).add(
+                                in.readLong(RemoteViewsProto.RemoteCollectionItems.IDS));
+                        break;
+                    case (int) RemoteViewsProto.RemoteCollectionItems.VIEWS:
+                        final long viewsToken = in.start(
+                                RemoteViewsProto.RemoteCollectionItems.VIEWS);
+                        ((ArrayList<PendingResources<RemoteViews>>) values.get(
+                                RemoteViewsProto.RemoteCollectionItems.VIEWS)).add(
+                                RemoteViews.createFromProto(in));
+                        in.end(viewsToken);
+                        break;
+                    case (int) RemoteViewsProto.RemoteCollectionItems.HAS_STABLE_IDS:
+                        values.put(RemoteViewsProto.RemoteCollectionItems.HAS_STABLE_IDS,
+                                in.readBoolean(
+                                        RemoteViewsProto.RemoteCollectionItems.HAS_STABLE_IDS));
+                        break;
+                    case (int) RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT:
+                        values.put(RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT,
+                                in.readInt(RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT));
+                        break;
+                    case (int) RemoteViewsProto.RemoteCollectionItems.ATTACHED:
+                        values.put(RemoteViewsProto.RemoteCollectionItems.ATTACHED,
+                                in.readBoolean(RemoteViewsProto.RemoteCollectionItems.ATTACHED));
+                        break;
+                    default:
+                        Log.w(LOG_TAG, "Unhandled field while reading RemoteViews proto!\n"
+                                + ProtoUtils.currentFieldToString(in));
+                }
+            }
+
+            checkContainsKeys(values,
+                    new long[]{RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT});
+            return (context, resources, rootData, depth) -> {
+                List<Long> idList = (List<Long>) values.get(
+                        RemoteViewsProto.RemoteCollectionItems.IDS);
+                long[] ids = new long[idList.size()];
+                for (int i = 0; i < idList.size(); i++) {
+                    ids[i] = idList.get(i);
+                }
+                boolean attached = (boolean) values.get(
+                        RemoteViewsProto.RemoteCollectionItems.ATTACHED, false);
+                List<PendingResources<RemoteViews>> pendingViews =
+                        (List<PendingResources<RemoteViews>>) values.get(
+                                RemoteViewsProto.RemoteCollectionItems.VIEWS);
+                RemoteViews[] views = new RemoteViews[pendingViews.size()];
+
+                if (attached && rootData == null) {
+                    throw new IllegalStateException("Cannot create a RemoteCollectionItems from "
+                            + "proto that was attached without providing HierarchyRootData");
+                }
+
+                int firstChildIndex = 0;
+                if (!attached && pendingViews.size() > 0) {
+                    // If written as unattached, get HierarchyRootData from first view
+                    views[0] = pendingViews.get(0).create(context, resources, /* rootData= */ null,
+                            /* depth= */ 0);
+                    rootData = views[0].getHierarchyRootData();
+                    firstChildIndex = 1;
+                }
+                for (int i = firstChildIndex; i < views.length; i++) {
+                    // Depth is reset to 0 for RemoteCollectionItems item views, see Parcel
+                    // constructor.
+                    views[i] = pendingViews.get(i).create(context, resources, rootData,
+                            /* depth= */ 0);
+                }
+                return new RemoteCollectionItems(ids, views,
+                        (boolean) values.get(RemoteViewsProto.RemoteCollectionItems.HAS_STABLE_IDS,
+                                false),
+                        (int) values.get(RemoteViewsProto.RemoteCollectionItems.VIEW_TYPE_COUNT,
+                                0));
+            };
+        }
+
         /**
          * Returns the id for {@code position}. See {@link #hasStableIds()} for whether this id
          * should be considered meaningful across collection updates.
@@ -7907,6 +8126,10 @@
         if (mViewId != 0 && mViewId != -1) {
             out.write(RemoteViewsProto.VIEW_ID, appResources.getResourceName(mViewId));
         }
+        if (mIsRoot) {
+            mBitmapCache.writeBitmapsToProto(out);
+            mCollectionCache.writeToProto(context, out);
+        }
         out.write(RemoteViewsProto.IS_ROOT, mIsRoot);
         out.write(RemoteViewsProto.APPLY_FLAGS, mApplyFlags);
         out.write(RemoteViewsProto.HAS_DRAW_INSTRUCTIONS, mHasDrawInstructions);
@@ -7968,6 +8191,7 @@
             final List<PendingResources<RemoteViews>> mSizedRemoteViews = new ArrayList<>();
             PendingResources<RemoteViews> mLandscapeViews = null;
             PendingResources<RemoteViews> mPortraitViews = null;
+            PendingResources<RemoteCollectionCache> mPopulateRemoteCollectionCache = null;
             boolean mIsRoot = false;
             boolean mHasDrawInstructions = false;
         };
@@ -8018,6 +8242,18 @@
                         ref.mPortraitViews = createFromProto(in);
                         in.end(portraitToken);
                         break;
+                    case (int) RemoteViewsProto.BITMAP_CACHE:
+                        byte[] src = in.readBytes(RemoteViewsProto.BITMAP_CACHE);
+                        Bitmap bitmap = BitmapFactory.decodeByteArray(src, 0, src.length);
+                        ref.mRv.mBitmapCache.getBitmapId(bitmap);
+                        break;
+                    case (int) RemoteViewsProto.REMOTE_COLLECTION_CACHE:
+                        final long collectionToken = in.start(
+                                RemoteViewsProto.REMOTE_COLLECTION_CACHE);
+                        ref.mPopulateRemoteCollectionCache =
+                                ref.mRv.populateRemoteCollectionCacheFromProto(in);
+                        in.end(collectionToken);
+                        break;
                     case (int) RemoteViewsProto.IS_ROOT:
                         ref.mIsRoot = in.readBoolean(RemoteViewsProto.IS_ROOT);
                         break;
@@ -8087,6 +8323,9 @@
                     rv.setLightBackgroundLayoutId(lightBackgroundLayoutId);
                 }
             }
+            if (ref.mPopulateRemoteCollectionCache != null) {
+                ref.mPopulateRemoteCollectionCache.create(context, resources, rootData, depth);
+            }
             if (ref.mProviderInstanceId != -1) {
                 rv.mProviderInstanceId = ref.mProviderInstanceId;
             }
@@ -8139,6 +8378,16 @@
         }
     }
 
+    private static void checkContainsKeys(LongSparseArray<?> array, long[] requiredFields) {
+        for (long requiredField : requiredFields) {
+            if (array.indexOfKey(requiredField) < 0) {
+                throw new IllegalArgumentException(
+                        "RemoteViews proto missing field: " + ProtoStream.getFieldIdString(
+                                requiredField));
+            }
+        }
+    }
+
     private static SizeF createSizeFFromProto(ProtoInputStream in) throws Exception {
         float width = 0;
         float height = 0;
diff --git a/core/java/android/window/flags/responsible_apis.aconfig b/core/java/android/window/flags/responsible_apis.aconfig
index 69cac6f..94f6503 100644
--- a/core/java/android/window/flags/responsible_apis.aconfig
+++ b/core/java/android/window/flags/responsible_apis.aconfig
@@ -56,3 +56,11 @@
     description: "Improved metrics."
     bug: "339245692"
 }
+
+flag {
+    name: "bal_send_intent_with_options"
+    namespace: "responsible_apis"
+    description: "Add options parameter to IntentSender.sendIntent."
+    bug: "339720406"
+}
+
diff --git a/core/java/com/android/internal/display/BrightnessSynchronizer.java b/core/java/com/android/internal/display/BrightnessSynchronizer.java
index 0068490..9f5ed65 100644
--- a/core/java/com/android/internal/display/BrightnessSynchronizer.java
+++ b/core/java/com/android/internal/display/BrightnessSynchronizer.java
@@ -78,9 +78,9 @@
     // Feature flag that will eventually be removed
     private final boolean mIntRangeUserPerceptionEnabled;
 
-    public BrightnessSynchronizer(Context context, boolean intRangeUserPerceptionEnabled) {
-        this(context, Looper.getMainLooper(), SystemClock::uptimeMillis,
-                intRangeUserPerceptionEnabled);
+    public BrightnessSynchronizer(Context context, Looper looper,
+            boolean intRangeUserPerceptionEnabled) {
+        this(context, looper, SystemClock::uptimeMillis, intRangeUserPerceptionEnabled);
     }
 
     @VisibleForTesting
diff --git a/core/java/com/android/internal/jank/Cuj.java b/core/java/com/android/internal/jank/Cuj.java
index 618f622..ab04851 100644
--- a/core/java/com/android/internal/jank/Cuj.java
+++ b/core/java/com/android/internal/jank/Cuj.java
@@ -160,8 +160,20 @@
      */
     public static final int CUJ_DESKTOP_MODE_RESIZE_WINDOW = 106;
 
+    /** Track entering desktop mode interaction. */
+    public static final int CUJ_DESKTOP_MODE_ENTER_MODE = 107;
+
+    /** Track exiting desktop mode interaction. */
+    public static final int CUJ_DESKTOP_MODE_EXIT_MODE = 108;
+
+    /** Track minimize window interaction in desktop mode. */
+    public static final int CUJ_DESKTOP_MODE_MINIMIZE_WINDOW = 109;
+
+    /** Track window drag interaction in desktop mode. */
+    public static final int CUJ_DESKTOP_MODE_DRAG_WINDOW = 110;
+
     // When adding a CUJ, update this and make sure to also update CUJ_TO_STATSD_INTERACTION_TYPE.
-    @VisibleForTesting static final int LAST_CUJ = CUJ_DESKTOP_MODE_RESIZE_WINDOW;
+    @VisibleForTesting static final int LAST_CUJ = CUJ_DESKTOP_MODE_DRAG_WINDOW;
 
     /** @hide */
     @IntDef({
@@ -259,7 +271,11 @@
             CUJ_LAUNCHER_PRIVATE_SPACE_UNLOCK,
             CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW,
             CUJ_FOLD_ANIM,
-            CUJ_DESKTOP_MODE_RESIZE_WINDOW
+            CUJ_DESKTOP_MODE_RESIZE_WINDOW,
+            CUJ_DESKTOP_MODE_ENTER_MODE,
+            CUJ_DESKTOP_MODE_EXIT_MODE,
+            CUJ_DESKTOP_MODE_MINIMIZE_WINDOW,
+            CUJ_DESKTOP_MODE_DRAG_WINDOW
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface CujType {}
@@ -368,6 +384,10 @@
         CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_MAXIMIZE_WINDOW;
         CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_FOLD_ANIM] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__FOLD_ANIM;
         CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_RESIZE_WINDOW] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_RESIZE_WINDOW;
+        CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_ENTER_MODE] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_ENTER_MODE;
+        CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_EXIT_MODE] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_EXIT_MODE;
+        CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_MINIMIZE_WINDOW] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_MINIMIZE_WINDOW;
+        CUJ_TO_STATSD_INTERACTION_TYPE[CUJ_DESKTOP_MODE_DRAG_WINDOW] = FrameworkStatsLog.UIINTERACTION_FRAME_INFO_REPORTED__INTERACTION_TYPE__DESKTOP_MODE_DRAG_WINDOW;
     }
 
     private Cuj() {
@@ -576,6 +596,14 @@
                 return "FOLD_ANIM";
             case CUJ_DESKTOP_MODE_RESIZE_WINDOW:
                 return "DESKTOP_MODE_RESIZE_WINDOW";
+            case CUJ_DESKTOP_MODE_ENTER_MODE:
+                return "DESKTOP_MODE_ENTER_MODE";
+            case CUJ_DESKTOP_MODE_EXIT_MODE:
+                return "DESKTOP_MODE_EXIT_MODE";
+            case CUJ_DESKTOP_MODE_MINIMIZE_WINDOW:
+                return "DESKTOP_MODE_MINIMIZE_WINDOW";
+            case CUJ_DESKTOP_MODE_DRAG_WINDOW:
+                return "DESKTOP_MODE_DRAG_WINDOW";
         }
         return "UNKNOWN";
     }
diff --git a/core/java/com/android/internal/jank/FrameTracker.java b/core/java/com/android/internal/jank/FrameTracker.java
index 86729f7..bf5df03 100644
--- a/core/java/com/android/internal/jank/FrameTracker.java
+++ b/core/java/com/android/internal/jank/FrameTracker.java
@@ -63,8 +63,8 @@
  * A class that allows the app to get the frame metrics from HardwareRendererObserver.
  * @hide
  */
-public class FrameTracker extends SurfaceControl.OnJankDataListener
-        implements HardwareRendererObserver.OnFrameMetricsAvailableListener {
+public class FrameTracker implements HardwareRendererObserver.OnFrameMetricsAvailableListener,
+         SurfaceControl.OnJankDataListener {
     private static final String TAG = "FrameTracker";
 
     private static final long INVALID_ID = -1;
@@ -118,6 +118,7 @@
     public final boolean mSurfaceOnly;
 
     private SurfaceControl mSurfaceControl;
+    private SurfaceControl.OnJankDataListenerRegistration mJankDataListenerRegistration;
     private long mBeginVsyncId = INVALID_ID;
     private long mEndVsyncId = INVALID_ID;
     private boolean mMetricsFinalized;
@@ -316,7 +317,8 @@
         Trace.asyncTraceForTrackBegin(Trace.TRACE_TAG_APP, name, name, (int) mBeginVsyncId);
         markEvent("FT#beginVsync", mBeginVsyncId);
         markEvent("FT#layerId", mSurfaceControl.getLayerId());
-        mSurfaceControlWrapper.addJankStatsListener(this, mSurfaceControl);
+        mJankDataListenerRegistration =
+                mSurfaceControlWrapper.addJankStatsListener(this, mSurfaceControl);
         if (!mSurfaceOnly) {
             mRendererWrapper.addObserver(mObserver);
         }
@@ -342,6 +344,10 @@
             markEvent("FT#endVsync", mEndVsyncId);
             Trace.asyncTraceForTrackEnd(Trace.TRACE_TAG_APP, name, (int) mBeginVsyncId);
 
+            if (mJankDataListenerRegistration != null) {
+                mJankDataListenerRegistration.removeAfter(mEndVsyncId);
+            }
+
             // We don't remove observer here,
             // will remove it when all the frame metrics in this duration are called back.
             // See onFrameMetricsAvailable for the logic of removing the observer.
@@ -358,6 +364,9 @@
                     // Send a flush jank data transaction.
                     if (mSurfaceControl != null && mSurfaceControl.isValid()) {
                         SurfaceControl.Transaction.sendSurfaceFlushJankData(mSurfaceControl);
+                        if (mJankDataListenerRegistration != null) {
+                            mJankDataListenerRegistration.flush();
+                        }
                     }
 
                     long delay;
@@ -680,7 +689,10 @@
     @VisibleForTesting
     @UiThread
     public void removeObservers() {
-        mSurfaceControlWrapper.removeJankStatsListener(this);
+        if (mJankDataListenerRegistration != null) {
+            mJankDataListenerRegistration.release();
+            mJankDataListenerRegistration = null;
+        }
         if (!mSurfaceOnly) {
             // HWUI part.
             mRendererWrapper.removeObserver(mObserver);
@@ -796,14 +808,10 @@
     }
 
     public static class SurfaceControlWrapper {
-
-        public void addJankStatsListener(SurfaceControl.OnJankDataListener listener,
-                SurfaceControl surfaceControl) {
-            SurfaceControl.addJankDataListener(listener, surfaceControl);
-        }
-
-        public void removeJankStatsListener(SurfaceControl.OnJankDataListener listener) {
-            SurfaceControl.removeJankDataListener(listener);
+        /** adds the jank listener to the given surface */
+        public SurfaceControl.OnJankDataListenerRegistration addJankStatsListener(
+                SurfaceControl.OnJankDataListener listener, SurfaceControl surfaceControl) {
+            return surfaceControl.addJankDataListener(listener);
         }
     }
 
diff --git a/core/java/com/android/internal/policy/TransitionAnimation.java b/core/java/com/android/internal/policy/TransitionAnimation.java
index 66b2a9c..238e6f5 100644
--- a/core/java/com/android/internal/policy/TransitionAnimation.java
+++ b/core/java/com/android/internal/policy/TransitionAnimation.java
@@ -75,10 +75,11 @@
 /** @hide */
 public class TransitionAnimation {
     public static final int WALLPAPER_TRANSITION_NONE = 0;
-    public static final int WALLPAPER_TRANSITION_OPEN = 1;
-    public static final int WALLPAPER_TRANSITION_CLOSE = 2;
-    public static final int WALLPAPER_TRANSITION_INTRA_OPEN = 3;
-    public static final int WALLPAPER_TRANSITION_INTRA_CLOSE = 4;
+    public static final int WALLPAPER_TRANSITION_CHANGE = 1;
+    public static final int WALLPAPER_TRANSITION_OPEN = 2;
+    public static final int WALLPAPER_TRANSITION_CLOSE = 3;
+    public static final int WALLPAPER_TRANSITION_INTRA_OPEN = 4;
+    public static final int WALLPAPER_TRANSITION_INTRA_CLOSE = 5;
 
     // These are the possible states for the enter/exit activities during a thumbnail transition
     private static final int THUMBNAIL_TRANSITION_ENTER_SCALE_UP = 0;
diff --git a/core/java/com/android/internal/widget/remotecompose/core/CoreDocument.java b/core/java/com/android/internal/widget/remotecompose/core/CoreDocument.java
index 00262be..5c2a167 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/CoreDocument.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/CoreDocument.java
@@ -15,6 +15,7 @@
  */
 package com.android.internal.widget.remotecompose.core;
 
+import com.android.internal.widget.remotecompose.core.operations.NamedVariable;
 import com.android.internal.widget.remotecompose.core.operations.RootContentBehavior;
 import com.android.internal.widget.remotecompose.core.operations.Theme;
 
@@ -308,9 +309,10 @@
 
         /**
          * Returns true if x,y coordinate is within bounds
+         *
          * @param x x-coordinate
          * @param y y-coordinate
-         * @return x,y coordinate is within bounds
+         * @return x, y coordinate is within bounds
          */
         public boolean contains(float x, float y) {
             return x >= mLeft && x < mRight
@@ -483,6 +485,37 @@
         return builder.toString();
     }
 
+    /**
+     * Gets the names of all named colors.
+     *
+     * @return array of named colors or null
+     */
+    public String[] getNamedColors() {
+        int count = 0;
+        for (Operation op : mOperations) {
+            if (op instanceof NamedVariable) {
+                NamedVariable n = (NamedVariable) op;
+                if (n.mVarType == NamedVariable.COLOR_TYPE) {
+                    count++;
+                }
+            }
+        }
+        if (count == 0) {
+            return null;
+        }
+        String[] ret = new String[count];
+        int i = 0;
+        for (Operation op : mOperations) {
+            if (op instanceof NamedVariable) {
+                NamedVariable n = (NamedVariable) op;
+                if (n.mVarType == NamedVariable.COLOR_TYPE) {
+                    ret[i++] = n.mVarName;
+                }
+            }
+        }
+        return ret;
+    }
+
     //////////////////////////////////////////////////////////////////////////
     // Painting
     //////////////////////////////////////////////////////////////////////////
@@ -493,6 +526,7 @@
 
     /**
      * Returns > 0 if it needs to repaint
+     *
      * @return
      */
     public int needsRepaint() {
@@ -525,7 +559,6 @@
         context.loadFloat(RemoteContext.ID_WINDOW_WIDTH, getWidth());
         context.loadFloat(RemoteContext.ID_WINDOW_HEIGHT, getHeight());
         mRepaintNext = context.updateOps();
-
         for (Operation op : mOperations) {
             // operations will only be executed if no theme is set (ie UNSPECIFIED)
             // or the theme is equal as the one passed in argument to paint.
diff --git a/core/java/com/android/internal/widget/remotecompose/core/Operations.java b/core/java/com/android/internal/widget/remotecompose/core/Operations.java
index 4b45ab6..fc8668e 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/Operations.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/Operations.java
@@ -19,6 +19,7 @@
 import com.android.internal.widget.remotecompose.core.operations.ClickArea;
 import com.android.internal.widget.remotecompose.core.operations.ClipPath;
 import com.android.internal.widget.remotecompose.core.operations.ClipRect;
+import com.android.internal.widget.remotecompose.core.operations.ColorConstant;
 import com.android.internal.widget.remotecompose.core.operations.ColorExpression;
 import com.android.internal.widget.remotecompose.core.operations.DrawArc;
 import com.android.internal.widget.remotecompose.core.operations.DrawBitmap;
@@ -42,6 +43,7 @@
 import com.android.internal.widget.remotecompose.core.operations.MatrixScale;
 import com.android.internal.widget.remotecompose.core.operations.MatrixSkew;
 import com.android.internal.widget.remotecompose.core.operations.MatrixTranslate;
+import com.android.internal.widget.remotecompose.core.operations.NamedVariable;
 import com.android.internal.widget.remotecompose.core.operations.PaintData;
 import com.android.internal.widget.remotecompose.core.operations.PathData;
 import com.android.internal.widget.remotecompose.core.operations.RootContentBehavior;
@@ -105,6 +107,8 @@
     public static final int COLOR_EXPRESSIONS = 134;
     public static final int TEXT_FROM_FLOAT = 135;
     public static final int TEXT_MERGE = 136;
+    public static final int NAMED_VARIABLE = 137;
+    public static final int COLOR_CONSTANT = 138;
 
     /////////////////////////////////////////======================
     public static IntMap<CompanionOperation> map = new IntMap<>();
@@ -147,7 +151,8 @@
         map.put(COLOR_EXPRESSIONS, ColorExpression.COMPANION);
         map.put(TEXT_FROM_FLOAT, TextFromFloat.COMPANION);
         map.put(TEXT_MERGE, TextMerge.COMPANION);
-
+        map.put(NAMED_VARIABLE, NamedVariable.COMPANION);
+        map.put(COLOR_CONSTANT, ColorConstant.COMPANION);
     }
 
 }
diff --git a/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeBuffer.java b/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeBuffer.java
index 52fc314..d462c7d 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeBuffer.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeBuffer.java
@@ -19,6 +19,7 @@
 import com.android.internal.widget.remotecompose.core.operations.ClickArea;
 import com.android.internal.widget.remotecompose.core.operations.ClipPath;
 import com.android.internal.widget.remotecompose.core.operations.ClipRect;
+import com.android.internal.widget.remotecompose.core.operations.ColorConstant;
 import com.android.internal.widget.remotecompose.core.operations.ColorExpression;
 import com.android.internal.widget.remotecompose.core.operations.DrawArc;
 import com.android.internal.widget.remotecompose.core.operations.DrawBitmap;
@@ -42,6 +43,7 @@
 import com.android.internal.widget.remotecompose.core.operations.MatrixScale;
 import com.android.internal.widget.remotecompose.core.operations.MatrixSkew;
 import com.android.internal.widget.remotecompose.core.operations.MatrixTranslate;
+import com.android.internal.widget.remotecompose.core.operations.NamedVariable;
 import com.android.internal.widget.remotecompose.core.operations.PaintData;
 import com.android.internal.widget.remotecompose.core.operations.PathData;
 import com.android.internal.widget.remotecompose.core.operations.RootContentBehavior;
@@ -899,6 +901,20 @@
     }
 
     /**
+     * Add a simple color
+     * @param color
+     * @return id that represents that color
+     */
+    public int addColor(int color) {
+        ColorConstant c = new ColorConstant(0, color);
+        short id = (short) mRemoteComposeState.cache(c);
+        c.mColorId = id;
+        c.write(mBuffer);
+        return id;
+    }
+
+
+    /**
      * Add a color that represents the tween between two colors
      * @param color1
      * @param color2
@@ -1013,5 +1029,14 @@
         return FloatAnimation.packToFloatArray(duration, type, spec, initialValue, wrap);
     }
 
+    /**
+     * This defines the name of the color given the id.
+     * @param id of the color
+     * @param name Name of the color
+     */
+    public void setColorName(int id, String name) {
+        NamedVariable.COMPANION.apply(mBuffer, id,
+                NamedVariable.COLOR_TYPE, name);
+    }
 }
 
diff --git a/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeState.java b/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeState.java
index 66a37e67..bfe67c8 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeState.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/RemoteComposeState.java
@@ -33,11 +33,13 @@
 public class RemoteComposeState {
     public static final int START_ID = 42;
     private static final int MAX_FLOATS = 500;
+    private static final int MAX_COLORS = 200;
     private final IntMap<Object> mIntDataMap = new IntMap<>();
     private final IntMap<Boolean> mIntWrittenMap = new IntMap<>();
     private final HashMap<Object, Integer> mDataIntMap = new HashMap();
     private final float[] mFloatMap = new float[MAX_FLOATS]; // efficient cache
-    private final int[] mColorMap = new int[MAX_FLOATS]; // efficient cache
+    private final int[] mColorMap = new int[MAX_COLORS]; // efficient cache
+    private final boolean[] mColorOverride = new boolean[MAX_COLORS];
     private int mNextId = START_ID;
 
     {
@@ -49,6 +51,7 @@
     /**
      * Get Object based on id. The system will cache things like bitmaps
      * Paths etc. They can be accessed with this command
+     *
      * @param id
      * @return
      */
@@ -58,6 +61,7 @@
 
     /**
      * true if the cache contain this id
+     *
      * @param id
      * @return
      */
@@ -150,9 +154,32 @@
      * @param color
      */
     public void updateColor(int id, int color) {
+        if (mColorOverride[id]) {
+            return;
+        }
         mColorMap[id] = color;
     }
 
+    /**
+     * Adds a colorOverride.
+     * This is a list of ids and there colors optimized for playback;
+     *
+     * @param id
+     * @param color
+     */
+    public void overrideColor(int id, int color) {
+        mColorOverride[id] = true;
+        mColorMap[id] = color;
+    }
+
+    /**
+     * Clear the color Overrides
+     */
+    public void clearColorOverride() {
+        for (int i = 0; i < mColorOverride.length; i++) {
+            mColorOverride[i] = false;
+        }
+    }
 
     /**
      * Method to determine if a cached value has been written to the documents WireBuffer based on
diff --git a/core/java/com/android/internal/widget/remotecompose/core/RemoteContext.java b/core/java/com/android/internal/widget/remotecompose/core/RemoteContext.java
index 7e72168..32027d8 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/RemoteContext.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/RemoteContext.java
@@ -72,6 +72,14 @@
         return (System.nanoTime() - mStart) * 1E-9f;
     }
 
+    /**
+     * Set the value of a named Color.
+     * This overrides the color in the document
+     * @param colorName
+     * @param color
+     */
+    public abstract void setNamedColorOverride(String colorName, int color);
+
 
     /**
      * The context can be used in a few different mode, allowing operations to skip being executed:
@@ -262,16 +270,45 @@
     public static final int ID_COMPONENT_WIDTH = 7;
     public static final int ID_COMPONENT_HEIGHT = 8;
     public static final int ID_CALENDAR_MONTH = 9;
+    public static final int ID_OFFSET_TO_UTC = 10;
+    public static final int ID_WEEK_DAY = 11;
+    public static final int ID_DAY_OF_MONTH = 12;
 
+    /**
+     * CONTINUOUS_SEC is seconds from midnight looping every hour 0-3600
+     */
     public static final float FLOAT_CONTINUOUS_SEC = Utils.asNan(ID_CONTINUOUS_SEC);
+    /**
+     * seconds run from Midnight=0 quantized to seconds hour 0..3599
+     */
     public static final float FLOAT_TIME_IN_SEC = Utils.asNan(ID_TIME_IN_SEC);
+    /**
+     * minutes run from Midnight=0 quantized to minutes 0..1439
+     */
     public static final float FLOAT_TIME_IN_MIN = Utils.asNan(ID_TIME_IN_MIN);
+    /**
+     * hours run from Midnight=0 quantized to Hours 0-23
+     */
     public static final float FLOAT_TIME_IN_HR = Utils.asNan(ID_TIME_IN_HR);
+    /**
+     * Moth of Year quantized to MONTHS 1-12. 1 = January
+     */
     public static final float FLOAT_CALENDAR_MONTH = Utils.asNan(ID_CALENDAR_MONTH);
+    /**
+     * DAY OF THE WEEK 1-7. 1 = Monday
+     */
+    public static final float FLOAT_WEEK_DAY = Utils.asNan(ID_WEEK_DAY);
+    /**
+     * DAY OF THE MONTH 1-31
+     */
+    public static final float FLOAT_DAY_OF_MONTH = Utils.asNan(ID_DAY_OF_MONTH);
+
     public static final float FLOAT_WINDOW_WIDTH = Utils.asNan(ID_WINDOW_WIDTH);
     public static final float FLOAT_WINDOW_HEIGHT = Utils.asNan(ID_WINDOW_HEIGHT);
     public static final float FLOAT_COMPONENT_WIDTH = Utils.asNan(ID_COMPONENT_WIDTH);
     public static final float FLOAT_COMPONENT_HEIGHT = Utils.asNan(ID_COMPONENT_HEIGHT);
+    // ID_OFFSET_TO_UTC is the offset from UTC in sec (typically / 3600f)
+    public static final float FLOAT_OFFSET_TO_UTC = Utils.asNan(ID_OFFSET_TO_UTC);
     ///////////////////////////////////////////////////////////////////////////////////////////////
     // Click handling
     ///////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/core/java/com/android/internal/widget/remotecompose/core/TimeVariables.java b/core/java/com/android/internal/widget/remotecompose/core/TimeVariables.java
index e9708b7..04e04bbb 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/TimeVariables.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/TimeVariables.java
@@ -16,6 +16,9 @@
 package com.android.internal.widget.remotecompose.core;
 
 import java.time.LocalDateTime;
+import java.time.OffsetDateTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
 
 /**
  * This generates the standard system variables for time.
@@ -23,6 +26,7 @@
 public class TimeVariables {
     /**
      * This class populates all time variables in the system
+     *
      * @param context
      */
     public void updateTime(RemoteContext context) {
@@ -33,19 +37,29 @@
         // hours run from Midnight=0 quantized to Hours 0-23
         // CONTINUOUS_SEC is seconds from midnight looping every hour 0-3600
         // CONTINUOUS_SEC is accurate to milliseconds due to float precession
-        int month = dateTime.getDayOfMonth();
+        // ID_OFFSET_TO_UTC is the offset from UTC in sec (typically / 3600f)
+        int month = dateTime.getMonth().getValue();
         int hour = dateTime.getHour();
         int minute = dateTime.getMinute();
         int seconds = dateTime.getSecond();
         int currentMinute = hour * 60 + minute;
         int currentSeconds = minute * 60 + seconds;
         float sec = currentSeconds + dateTime.getNano() * 1E-9f;
+        int day_week = dateTime.getDayOfWeek().getValue();
 
+
+        ZoneId zone = ZoneId.systemDefault();
+        OffsetDateTime offsetDateTime = dateTime.atZone(zone).toOffsetDateTime();
+        ZoneOffset offset = offsetDateTime.getOffset();
+
+        context.loadFloat(RemoteContext.ID_OFFSET_TO_UTC, offset.getTotalSeconds());
         context.loadFloat(RemoteContext.ID_CONTINUOUS_SEC, sec);
         context.loadFloat(RemoteContext.ID_TIME_IN_SEC, currentSeconds);
         context.loadFloat(RemoteContext.ID_TIME_IN_MIN, currentMinute);
         context.loadFloat(RemoteContext.ID_TIME_IN_HR, hour);
         context.loadFloat(RemoteContext.ID_CALENDAR_MONTH, month);
+        context.loadFloat(RemoteContext.ID_DAY_OF_MONTH, month);
+        context.loadFloat(RemoteContext.ID_WEEK_DAY, day_week);
 
     }
 }
diff --git a/core/java/com/android/internal/widget/remotecompose/core/operations/ColorConstant.java b/core/java/com/android/internal/widget/remotecompose/core/operations/ColorConstant.java
new file mode 100644
index 0000000..15c208f
--- /dev/null
+++ b/core/java/com/android/internal/widget/remotecompose/core/operations/ColorConstant.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.internal.widget.remotecompose.core.operations;
+
+import com.android.internal.widget.remotecompose.core.CompanionOperation;
+import com.android.internal.widget.remotecompose.core.Operation;
+import com.android.internal.widget.remotecompose.core.Operations;
+import com.android.internal.widget.remotecompose.core.RemoteContext;
+import com.android.internal.widget.remotecompose.core.WireBuffer;
+
+import java.util.List;
+
+/**
+ * Operation that defines a simple Color based on ID
+ * Mainly for colors in theming.
+ */
+public class ColorConstant implements Operation {
+    public int mColorId;
+    public int mColor;
+    public static final Companion COMPANION = new Companion();
+
+    public ColorConstant(int colorId, int color) {
+        this.mColorId = colorId;
+        this.mColor = color;
+    }
+
+    @Override
+    public void write(WireBuffer buffer) {
+        COMPANION.apply(buffer, mColorId, mColor);
+    }
+
+    @Override
+    public String toString() {
+        return "ColorConstant[" + mColorId + "] = " + Utils.colorInt(mColor) + "";
+    }
+
+    public static class Companion implements CompanionOperation {
+        private Companion() {
+        }
+
+        @Override
+        public String name() {
+            return "ColorConstant";
+        }
+
+        @Override
+        public int id() {
+            return Operations.COLOR_CONSTANT;
+        }
+
+        /**
+         * Writes out the operation to the buffer
+         *
+         * @param buffer
+         * @param colorId
+         * @param color
+         */
+        public void apply(WireBuffer buffer, int colorId, int color) {
+            buffer.start(Operations.COLOR_CONSTANT);
+            buffer.writeInt(colorId);
+            buffer.writeInt(color);
+        }
+
+        @Override
+        public void read(WireBuffer buffer, List<Operation> operations) {
+            int colorId = buffer.readInt();
+            int color = buffer.readInt();
+            operations.add(new ColorConstant(colorId, color));
+        }
+    }
+
+    @Override
+    public void apply(RemoteContext context) {
+        context.loadColor(mColorId, mColor);
+    }
+
+    @Override
+    public String deepToString(String indent) {
+        return indent + toString();
+    }
+}
diff --git a/core/java/com/android/internal/widget/remotecompose/core/operations/NamedVariable.java b/core/java/com/android/internal/widget/remotecompose/core/operations/NamedVariable.java
index 0c5b286..ae27f5f 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/operations/NamedVariable.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/operations/NamedVariable.java
@@ -32,7 +32,9 @@
     public int mVarType;
     public static final Companion COMPANION = new Companion();
     public static final int MAX_STRING_SIZE = 4000;
-
+    public static final int COLOR_TYPE = 2;
+    public static final int FLOAT_TYPE = 1;
+    public static final int STRING_TYPE = 0;
     public NamedVariable(int varId, int varType, String name) {
         this.mVarId = varId;
         this.mVarType = varType;
@@ -72,7 +74,7 @@
          * @param text
          */
         public void apply(WireBuffer buffer, int varId, int varType, String text) {
-            buffer.start(Operations.DATA_TEXT);
+            buffer.start(Operations.NAMED_VARIABLE);
             buffer.writeInt(varId);
             buffer.writeInt(varType);
             buffer.writeUTF8(text);
diff --git a/core/java/com/android/internal/widget/remotecompose/core/operations/Utils.java b/core/java/com/android/internal/widget/remotecompose/core/operations/Utils.java
index fdc6860..fcb3bfa 100644
--- a/core/java/com/android/internal/widget/remotecompose/core/operations/Utils.java
+++ b/core/java/com/android/internal/widget/remotecompose/core/operations/Utils.java
@@ -78,7 +78,9 @@
      */
     public static void log(String str) {
         StackTraceElement s = new Throwable().getStackTrace()[1];
-        System.out.println("(" + s.getFileName() + ":" + s.getLineNumber() + ")." + str);
+        System.out.println("(" + s.getFileName()
+                + ":" + s.getLineNumber() + "). "
+                + s.getMethodName() + "() " + str);
     }
 
     /**
diff --git a/core/java/com/android/internal/widget/remotecompose/player/RemoteComposeDocument.java b/core/java/com/android/internal/widget/remotecompose/player/RemoteComposeDocument.java
index d1c4d46..a42c584 100644
--- a/core/java/com/android/internal/widget/remotecompose/player/RemoteComposeDocument.java
+++ b/core/java/com/android/internal/widget/remotecompose/player/RemoteComposeDocument.java
@@ -103,5 +103,15 @@
         return "Document{\n"
                 + mDocument + '}';
     }
+
+    /**
+     * Gets a array of Names of the named colors defined in the loaded doc.
+     *
+     * @return
+     */
+    public String[] getNamedColors() {
+        return mDocument.getNamedColors();
+    }
+
 }
 
diff --git a/core/java/com/android/internal/widget/remotecompose/player/RemoteComposePlayer.java b/core/java/com/android/internal/widget/remotecompose/player/RemoteComposePlayer.java
index 7423a16..73e94fa 100644
--- a/core/java/com/android/internal/widget/remotecompose/player/RemoteComposePlayer.java
+++ b/core/java/com/android/internal/widget/remotecompose/player/RemoteComposePlayer.java
@@ -16,9 +16,11 @@
 package com.android.internal.widget.remotecompose.player;
 
 import android.content.Context;
+import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.util.AttributeSet;
 import android.util.Log;
+import android.util.TypedValue;
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 import android.widget.HorizontalScrollView;
@@ -53,6 +55,7 @@
 
     /**
      * Turn on debug information
+     *
      * @param debugFlags 1 to set debug on
      */
     public void setDebug(int debugFlags) {
@@ -79,6 +82,7 @@
         } else {
             mInner.setDocument(null);
         }
+        mapColors();
     }
 
     /**
@@ -106,7 +110,8 @@
                             LayoutParams.MATCH_PARENT);
                     addView(horizontalScrollView, layoutParams);
                 }
-            } break;
+            }
+            break;
             case RootContentBehavior.SCROLL_VERTICAL: {
                 if (!(mInner.getParent() instanceof ScrollView)) {
                     ((ViewGroup) mInner.getParent()).removeView(mInner);
@@ -123,9 +128,10 @@
                             LayoutParams.MATCH_PARENT);
                     addView(scrollView, layoutParams);
                 }
-            } break;
+            }
+            break;
             default:
-                if (mInner.getParent() != this)  {
+                if (mInner.getParent() != this) {
                     ((ViewGroup) mInner.getParent()).removeView(mInner);
                     removeAllViews();
                     LayoutParams layoutParams = new LayoutParams(
@@ -178,5 +184,230 @@
             mInner.invalidate();
         }
     }
+
+    /**
+     * This returns a list of colors that have names in the Document.
+     *
+     * @return
+     */
+    public String[] getNamedColors() {
+        return mInner.getNamedColors();
+    }
+
+    /**
+     * This sets a color based on its name. Overriding the color set in
+     * the document.
+     *
+     * @param colorName Name of the color
+     * @param colorValue The new color value
+     */
+    public void setColor(String colorName, int colorValue) {
+        mInner.setColor(colorName, colorValue);
+    }
+
+    private void mapColors() {
+        String[] name = getNamedColors();
+
+        // make every effort to terminate early
+        if (name == null) {
+            return;
+        }
+        boolean found = false;
+        for (int i = 0; i < name.length; i++) {
+            if (name[i].startsWith("android.")) {
+                found = true;
+                break;
+            }
+        }
+        if (!found) {
+            return;
+        }
+
+        for (int i = 0; i < name.length; i++) {
+            String s = name[i];
+            if (!s.startsWith("android.")) {
+                continue;
+            }
+            String sub = s.substring("android.".length());
+            switch (sub) {
+                case "actionBarItemBackground":
+                    setRColor(s, android.R.attr.actionBarItemBackground);
+                    break;
+                case "actionModeBackground":
+                    setRColor(s, android.R.attr.actionModeBackground);
+                    break;
+                case "actionModeSplitBackground":
+                    setRColor(s, android.R.attr.actionModeSplitBackground);
+                    break;
+                case "activatedBackgroundIndicator":
+                    setRColor(s, android.R.attr.activatedBackgroundIndicator);
+                    break;
+                case "colorAccent": // Highlight color for interactive elements
+                    setRColor(s, android.R.attr.colorAccent);
+                    break;
+                case "colorActivatedHighlight":
+                    setRColor(s, android.R.attr.colorActivatedHighlight);
+                    break;
+                case "colorBackground": // background color for the app’s window
+                    setRColor(s, android.R.attr.colorBackground);
+                    break;
+                case "colorBackgroundCacheHint":
+                    setRColor(s, android.R.attr.colorBackgroundCacheHint);
+                    break;
+                //  Background color for floating elements
+                case "colorBackgroundFloating":
+                    setRColor(s, android.R.attr.colorBackgroundFloating);
+                    break;
+                case "colorButtonNormal": // The default color for buttons
+                    setRColor(s, android.R.attr.colorButtonNormal);
+                    break;
+                // Color for activated (checked) state of controls.
+                case "colorControlActivated":
+                    setRColor(s, android.R.attr.colorControlActivated);
+                    break;
+                case "colorControlHighlight": // Color for highlights on controls
+                    setRColor(s, android.R.attr.colorControlHighlight);
+                    break;
+                // Default color for controls in their normal state.
+                case "colorControlNormal":
+                    setRColor(s, android.R.attr.colorControlNormal);
+                    break;
+                // Color for edge effects (e.g., overscroll glow)
+                case "colorEdgeEffect":
+                    setRColor(s, android.R.attr.colorEdgeEffect);
+                    break;
+                case "colorError":
+                    setRColor(s, android.R.attr.colorError);
+                    break;
+                case "colorFocusedHighlight":
+                    setRColor(s, android.R.attr.colorFocusedHighlight);
+                    break;
+                case "colorForeground":   // General foreground color for views.
+                    setRColor(s, android.R.attr.colorForeground);
+                    break;
+                // Foreground color for inverse backgrounds.
+                case "colorForegroundInverse":
+                    setRColor(s, android.R.attr.colorForegroundInverse);
+                    break;
+                case "colorLongPressedHighlight":
+                    setRColor(s, android.R.attr.colorLongPressedHighlight);
+                    break;
+                case "colorMultiSelectHighlight":
+                    setRColor(s, android.R.attr.colorMultiSelectHighlight);
+                    break;
+                case "colorPressedHighlight":
+                    setRColor(s, android.R.attr.colorPressedHighlight);
+                    break;
+                case "colorPrimary": // The primary branding color for the app.
+                    setRColor(s, android.R.attr.colorPrimary);
+                    break;
+                case "colorPrimaryDark": // darker variant of the primary color
+                    setRColor(s, android.R.attr.colorPrimaryDark);
+                    break;
+                case "colorSecondary":
+                    setRColor(s, android.R.attr.colorSecondary);
+                    break;
+                case "detailsElementBackground":
+                    setRColor(s, android.R.attr.detailsElementBackground);
+                    break;
+                case "editTextBackground":
+                    setRColor(s, android.R.attr.editTextBackground);
+                    break;
+                case "galleryItemBackground":
+                    setRColor(s, android.R.attr.galleryItemBackground);
+                    break;
+                case "headerBackground":
+                    setRColor(s, android.R.attr.headerBackground);
+                    break;
+                case "itemBackground":
+                    setRColor(s, android.R.attr.itemBackground);
+                    break;
+                case "numbersBackgroundColor":
+                    setRColor(s, android.R.attr.numbersBackgroundColor);
+                    break;
+                case "panelBackground":
+                    setRColor(s, android.R.attr.panelBackground);
+                    break;
+                case "panelColorBackground":
+                    setRColor(s, android.R.attr.panelColorBackground);
+                    break;
+                case "panelFullBackground":
+                    setRColor(s, android.R.attr.panelFullBackground);
+                    break;
+                case "popupBackground":
+                    setRColor(s, android.R.attr.popupBackground);
+                    break;
+                case "queryBackground":
+                    setRColor(s, android.R.attr.queryBackground);
+                    break;
+                case "selectableItemBackground":
+                    setRColor(s, android.R.attr.selectableItemBackground);
+                    break;
+                case "submitBackground":
+                    setRColor(s, android.R.attr.submitBackground);
+                    break;
+                case "textColor":
+                    setRColor(s, android.R.attr.textColor);
+                    break;
+                case "windowBackground":
+                    setRColor(s, android.R.attr.windowBackground);
+                    break;
+                case "windowBackgroundFallback":
+                    setRColor(s, android.R.attr.windowBackgroundFallback);
+                    break;
+                // Primary text color for inverse backgrounds
+                case "textColorPrimaryInverse":
+                    setRColor(s, android.R.attr.textColorPrimaryInverse);
+                    break;
+                // Secondary text color for inverse backgrounds
+                case "textColorSecondaryInverse":
+                    setRColor(s, android.R.attr.textColorSecondaryInverse);
+                    break;
+                // Tertiary text color for less important text.
+                case "textColorTertiary":
+                    setRColor(s, android.R.attr.textColorTertiary);
+                    break;
+                // Tertiary text color for inverse backgrounds
+                case "textColorTertiaryInverse":
+                    setRColor(s, android.R.attr.textColorTertiaryInverse);
+                    break;
+                // Text highlight color (e.g., selected text background).
+                case "textColorHighlight":
+                    setRColor(s, android.R.attr.textColorHighlight);
+                    break;
+                // Color for hyperlinks.
+                case "textColorLink":
+                    setRColor(s, android.R.attr.textColorLink);
+                    break;
+                //  Color for hint text.
+                case "textColorHint":
+                    setRColor(s, android.R.attr.textColorHint);
+                    break;
+                // text color for inverse backgrounds..
+                case "textColorHintInverse":
+                    setRColor(s, android.R.attr.textColorHintInverse);
+                    break;
+                // Default color for the thumb of switches.
+                case "colorSwitchThumbNormal":
+                    setRColor(s, android.R.attr.colorControlNormal);
+                    break;
+            }
+        }
+    }
+
+    private void setRColor(String name, int id) {
+        int color = getColorFromResource(id);
+        setColor(name, color);
+    }
+
+    private int getColorFromResource(int id) {
+        TypedValue typedValue = new TypedValue();
+        try (TypedArray arr = getContext()
+                .getApplicationContext()
+                .obtainStyledAttributes(typedValue.data, new int[]{id})) {
+            int color = arr.getColor(0, -1);
+            return color;
+        }
+    }
 }
 
diff --git a/core/java/com/android/internal/widget/remotecompose/player/platform/AndroidRemoteContext.java b/core/java/com/android/internal/widget/remotecompose/player/platform/AndroidRemoteContext.java
index 6e4893b..dd43bd5 100644
--- a/core/java/com/android/internal/widget/remotecompose/player/platform/AndroidRemoteContext.java
+++ b/core/java/com/android/internal/widget/remotecompose/player/platform/AndroidRemoteContext.java
@@ -76,6 +76,16 @@
     }
 
     /**
+     * Override a color to force it to be the color provided
+     *
+     * @param colorName name of color
+     * @param color
+     */
+    public void setNamedColorOverride(String colorName, int color) {
+        int id = mVarNameHashMap.get(colorName).mId;
+        mRemoteComposeState.overrideColor(id, color);
+    }
+    /**
      * Decode a byte array into an image and cache it using the given imageId
      *
      * @param width  with of image to be loaded
diff --git a/core/java/com/android/internal/widget/remotecompose/player/platform/RemoteComposeCanvas.java b/core/java/com/android/internal/widget/remotecompose/player/platform/RemoteComposeCanvas.java
index 97d23c8..a2f79cc 100644
--- a/core/java/com/android/internal/widget/remotecompose/player/platform/RemoteComposeCanvas.java
+++ b/core/java/com/android/internal/widget/remotecompose/player/platform/RemoteComposeCanvas.java
@@ -42,6 +42,7 @@
     boolean mInActionDown = false;
     boolean mDebug = false;
     Point mActionDownPoint = new Point(0, 0);
+    AndroidRemoteContext mARContext = new AndroidRemoteContext();
 
     public RemoteComposeCanvas(Context context) {
         super(context);
@@ -88,8 +89,6 @@
         invalidate();
     }
 
-    AndroidRemoteContext mARContext = new AndroidRemoteContext();
-
     @Override
     public void onViewAttachedToWindow(View view) {
         if (mDocument == null) {
@@ -120,6 +119,20 @@
         removeAllViews();
     }
 
+    public String[] getNamedColors() {
+        return mDocument.getNamedColors();
+    }
+
+    /**
+     * set the color associated with this name.
+     *
+     * @param colorName Name of color typically "android.xxx"
+     * @param colorValue "the argb value"
+     */
+    public void setColor(String colorName, int colorValue) {
+        mARContext.setNamedColorOverride(colorName, colorValue);
+    }
+
     public interface ClickCallbacks {
         void click(int id, String metadata);
     }
diff --git a/core/jni/android_hardware_Camera.cpp b/core/jni/android_hardware_Camera.cpp
index 2316f4c..b8fd3d0 100644
--- a/core/jni/android_hardware_Camera.cpp
+++ b/core/jni/android_hardware_Camera.cpp
@@ -17,9 +17,12 @@
 
 //#define LOG_NDEBUG 0
 #define LOG_TAG "Camera-JNI"
+#include <android/content/AttributionSourceState.h>
+#include <android_os_Parcel.h>
 #include <android_runtime/android_graphics_SurfaceTexture.h>
 #include <android_runtime/android_view_Surface.h>
 #include <binder/IMemory.h>
+#include <binder/Parcel.h>
 #include <camera/Camera.h>
 #include <camera/StringUtils.h>
 #include <cutils/properties.h>
@@ -523,22 +526,45 @@
     }
 }
 
-static jint android_hardware_Camera_getNumberOfCameras(JNIEnv *env, jobject thiz, jint deviceId,
+static bool attributionSourceStateForJavaParcel(JNIEnv *env, jobject jClientAttributionParcel,
+                                                AttributionSourceState &clientAttribution) {
+    const Parcel *clientAttributionParcel = parcelForJavaObject(env, jClientAttributionParcel);
+    if (clientAttribution.readFromParcel(clientAttributionParcel) != ::android::OK) {
+        jniThrowRuntimeException(env, "Fail to unparcel AttributionSourceState");
+        return false;
+    }
+    clientAttribution.uid = Camera::USE_CALLING_UID;
+    clientAttribution.pid = Camera::USE_CALLING_PID;
+    return true;
+}
+
+static jint android_hardware_Camera_getNumberOfCameras(JNIEnv *env, jobject thiz,
+                                                       jobject jClientAttributionParcel,
                                                        jint devicePolicy) {
-    return Camera::getNumberOfCameras(deviceId, devicePolicy);
+    AttributionSourceState clientAttribution;
+    if (!attributionSourceStateForJavaParcel(env, jClientAttributionParcel, clientAttribution)) {
+        return 0;
+    }
+    return Camera::getNumberOfCameras(clientAttribution, devicePolicy);
 }
 
 static void android_hardware_Camera_getCameraInfo(JNIEnv *env, jobject thiz, jint cameraId,
-                                                  jint rotationOverride, jint deviceId,
+                                                  jint rotationOverride,
+                                                  jobject jClientAttributionParcel,
                                                   jint devicePolicy, jobject info_obj) {
+    AttributionSourceState clientAttribution;
+    if (!attributionSourceStateForJavaParcel(env, jClientAttributionParcel, clientAttribution)) {
+        return;
+    }
+
     CameraInfo cameraInfo;
-    if (cameraId >= Camera::getNumberOfCameras(deviceId, devicePolicy) || cameraId < 0) {
+    if (cameraId >= Camera::getNumberOfCameras(clientAttribution, devicePolicy) || cameraId < 0) {
         ALOGE("%s: Unknown camera ID %d", __FUNCTION__, cameraId);
         jniThrowRuntimeException(env, "Unknown camera ID");
         return;
     }
 
-    status_t rc = Camera::getCameraInfo(cameraId, rotationOverride, deviceId, devicePolicy,
+    status_t rc = Camera::getCameraInfo(cameraId, rotationOverride, clientAttribution, devicePolicy,
                                         &cameraInfo);
     if (rc != NO_ERROR) {
         jniThrowRuntimeException(env, "Fail to get camera info");
@@ -557,9 +583,14 @@
 // connect to camera service
 static jint android_hardware_Camera_native_setup(JNIEnv *env, jobject thiz, jobject weak_this,
                                                  jint cameraId, jstring clientPackageName,
-                                                 jint rotationOverride,
-                                                 jboolean forceSlowJpegMode, jint deviceId,
+                                                 jint rotationOverride, jboolean forceSlowJpegMode,
+                                                 jobject jClientAttributionParcel,
                                                  jint devicePolicy) {
+    AttributionSourceState clientAttribution;
+    if (!attributionSourceStateForJavaParcel(env, jClientAttributionParcel, clientAttribution)) {
+        return -EACCES;
+    }
+
     // Convert jstring to String16
     const char16_t *rawClientName = reinterpret_cast<const char16_t*>(
         env->GetStringChars(clientPackageName, NULL));
@@ -569,10 +600,8 @@
                             reinterpret_cast<const jchar*>(rawClientName));
 
     int targetSdkVersion = android_get_application_target_sdk_version();
-    sp<Camera> camera =
-            Camera::connect(cameraId, clientName, Camera::USE_CALLING_UID, Camera::USE_CALLING_PID,
-                            targetSdkVersion, rotationOverride, forceSlowJpegMode, deviceId,
-                            devicePolicy);
+    sp<Camera> camera = Camera::connect(cameraId, clientName, targetSdkVersion, rotationOverride,
+                                        forceSlowJpegMode, clientAttribution, devicePolicy);
     if (camera == NULL) {
         return -EACCES;
     }
@@ -600,7 +629,7 @@
 
     // Update default display orientation in case the sensor is reverse-landscape
     CameraInfo cameraInfo;
-    status_t rc = Camera::getCameraInfo(cameraId, rotationOverride, deviceId, devicePolicy,
+    status_t rc = Camera::getCameraInfo(cameraId, rotationOverride, clientAttribution, devicePolicy,
                                         &cameraInfo);
     if (rc != NO_ERROR) {
         ALOGE("%s: getCameraInfo error: %d", __FUNCTION__, rc);
@@ -1056,10 +1085,11 @@
 //-------------------------------------------------
 
 static const JNINativeMethod camMethods[] = {
-        {"_getNumberOfCameras", "(II)I", (void *)android_hardware_Camera_getNumberOfCameras},
-        {"_getCameraInfo", "(IIIILandroid/hardware/Camera$CameraInfo;)V",
+        {"_getNumberOfCameras", "(Landroid/os/Parcel;I)I",
+         (void *)android_hardware_Camera_getNumberOfCameras},
+        {"_getCameraInfo", "(IILandroid/os/Parcel;ILandroid/hardware/Camera$CameraInfo;)V",
          (void *)android_hardware_Camera_getCameraInfo},
-        {"native_setup", "(Ljava/lang/Object;ILjava/lang/String;IZII)I",
+        {"native_setup", "(Ljava/lang/Object;ILjava/lang/String;IZLandroid/os/Parcel;I)I",
          (void *)android_hardware_Camera_native_setup},
         {"native_release", "()V", (void *)android_hardware_Camera_release},
         {"setPreviewSurface", "(Landroid/view/Surface;)V",
diff --git a/core/jni/android_view_SurfaceControl.cpp b/core/jni/android_view_SurfaceControl.cpp
index 5365838..9ce7658 100644
--- a/core/jni/android_view_SurfaceControl.cpp
+++ b/core/jni/android_view_SurfaceControl.cpp
@@ -22,6 +22,7 @@
 #include <android/graphics/properties.h>
 #include <android/graphics/region.h>
 #include <android/gui/BnWindowInfosReportedListener.h>
+#include <android/gui/JankData.h>
 #include <android/hardware/display/IDeviceProductInfoConstants.h>
 #include <android/os/IInputConstants.h>
 #include <android_runtime/AndroidRuntime.h>
@@ -2062,11 +2063,13 @@
         env->DeleteWeakGlobalRef(mOnJankDataListenerWeak);
     }
 
-    void onJankDataAvailable(const std::vector<JankData>& jankData) {
+    bool onJankDataAvailable(const std::vector<gui::JankData>& jankData) override {
         JNIEnv* env = getEnv();
 
         jobject target = env->NewLocalRef(mOnJankDataListenerWeak);
-        if (target == nullptr) return;
+        if (target == nullptr) {
+            return false;
+        }
 
         jobjectArray jJankDataArray = env->NewObjectArray(jankData.size(),
                 gJankDataClassInfo.clazz, nullptr);
@@ -2082,6 +2085,8 @@
                 jJankDataArray);
         env->DeleteLocalRef(jJankDataArray);
         env->DeleteLocalRef(target);
+
+        return true;
     }
 
 private:
@@ -2096,29 +2101,49 @@
     jobject mOnJankDataListenerWeak;
 };
 
-static void nativeAddJankDataListener(JNIEnv* env, jclass clazz,
-                                       jlong jankDataCallbackListenerPtr,
-                                       jlong nativeSurfaceControl) {
+static jlong nativeCreateJankDataListenerWrapper(JNIEnv* env, jclass clazz,
+                                                 jlong nativeSurfaceControl, jobject listener) {
     sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl *>(nativeSurfaceControl));
     if (surface == nullptr) {
+        return 0;
+    }
+
+    sp<JankDataListenerWrapper> wrapper = sp<JankDataListenerWrapper>::make(env, listener);
+    if (wrapper->addListener(std::move(surface)) != OK) {
+        return 0;
+    }
+
+    wrapper->incStrong((void*)nativeCreateJankDataListenerWrapper);
+    return reinterpret_cast<jlong>(wrapper.get());
+}
+
+static void destroyJankDatalistenerWrapper(void* ptr) {
+    JankDataListenerWrapper* wrapper = reinterpret_cast<JankDataListenerWrapper*>(ptr);
+    if (wrapper == nullptr) {
         return;
     }
-    sp<JankDataListenerWrapper> wrapper =
-            reinterpret_cast<JankDataListenerWrapper*>(jankDataCallbackListenerPtr);
-    TransactionCompletedListener::getInstance()->addJankListener(wrapper, surface);
+    wrapper->decStrong((void*)nativeCreateJankDataListenerWrapper);
 }
 
-static void nativeRemoveJankDataListener(JNIEnv* env, jclass clazz,
-                                          jlong jankDataCallbackListenerPtr) {
-    sp<JankDataListenerWrapper> wrapper =
-            reinterpret_cast<JankDataListenerWrapper*>(jankDataCallbackListenerPtr);
-    TransactionCompletedListener::getInstance()->removeJankListener(wrapper);
+static jlong nativeGetJankDataListenerWrapperFinalizer() {
+    return reinterpret_cast<jlong>(&destroyJankDatalistenerWrapper);
 }
 
-static jlong nativeCreateJankDataListenerWrapper(JNIEnv* env, jclass clazz,
-                                                 jobject jankDataListenerObject) {
-    return reinterpret_cast<jlong>(
-            new JankDataListenerWrapper(env, jankDataListenerObject));
+static void nativeFlushJankData(JNIEnv* env, jclass clazz, jlong listener) {
+    sp<JankDataListenerWrapper> wrapper = reinterpret_cast<JankDataListenerWrapper*>(listener);
+    if (wrapper == nullptr) {
+        return;
+    }
+    wrapper->flushJankData();
+}
+
+static void nativeRemoveJankDataListener(JNIEnv* env, jclass clazz, jlong listener,
+                                         jlong afterVsync) {
+    sp<JankDataListenerWrapper> wrapper = reinterpret_cast<JankDataListenerWrapper*>(listener);
+    if (wrapper == nullptr) {
+        return;
+    }
+    wrapper->removeListener(afterVsync);
 }
 
 static jint nativeGetGPUContextPriority(JNIEnv* env, jclass clazz) {
@@ -2436,12 +2461,14 @@
             (void*)nativeRemoveCurrentInputFocus},
     {"nativeSetFrameTimelineVsync", "(JJ)V",
             (void*)nativeSetFrameTimelineVsync },
-    {"nativeAddJankDataListener", "(JJ)V",
-            (void*)nativeAddJankDataListener },
-    {"nativeRemoveJankDataListener", "(J)V",
+    {"nativeFlushJankData", "(J)V",
+            (void*)nativeFlushJankData },
+    {"nativeRemoveJankDataListener", "(JJ)V",
             (void*)nativeRemoveJankDataListener },
-    {"nativeCreateJankDataListenerWrapper", "(Landroid/view/SurfaceControl$OnJankDataListener;)J",
+    {"nativeCreateJankDataListenerWrapper", "(JLandroid/view/SurfaceControl$OnJankDataListener;)J",
             (void*)nativeCreateJankDataListenerWrapper },
+    {"nativeGetJankDataListenerWrapperFinalizer", "()J",
+            (void*)nativeGetJankDataListenerWrapperFinalizer },
     {"nativeGetGPUContextPriority", "()I",
             (void*)nativeGetGPUContextPriority },
     {"nativeSetTransformHint", "(JI)V",
diff --git a/core/proto/android/content/res/color_state_list.proto b/core/proto/android/content/res/color_state_list.proto
new file mode 100644
index 0000000..3d0d8a8
--- /dev/null
+++ b/core/proto/android/content/res/color_state_list.proto
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless optional by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+syntax = "proto2";
+
+option java_multiple_files = true;
+
+package android.content.res;
+
+import "frameworks/base/core/proto/android/privacy.proto";
+
+/**
+ * An android.content.res.ColorStateList object.
+ */
+message ColorStateListProto {
+    option (android.msg_privacy).dest = DEST_AUTOMATIC;
+    repeated StateSpec state_specs = 1;
+    repeated int32 colors = 2 [packed = true];
+
+    message StateSpec {
+        repeated int32 state = 1 [packed = true];
+    }
+}
diff --git a/core/proto/android/widget/remoteviews.proto b/core/proto/android/widget/remoteviews.proto
index d24da03..f08ea1b 100644
--- a/core/proto/android/widget/remoteviews.proto
+++ b/core/proto/android/widget/remoteviews.proto
@@ -51,6 +51,26 @@
     optional RemoteViewsProto landscape_remoteviews = 11;
     optional bool is_root = 12;
     optional bool has_draw_instructions = 13;
+    repeated bytes bitmap_cache = 14;
+    optional RemoteCollectionCache remote_collection_cache = 15;
+
+    message RemoteCollectionCache {
+        message Entry {
+            optional int64 id = 1;
+            optional string uri = 2;
+            optional RemoteCollectionItems items = 3;
+        }
+
+        repeated Entry entries = 1;
+    }
+
+    message RemoteCollectionItems {
+        repeated int64 ids = 1 [packed = true];
+        repeated RemoteViewsProto views = 2;
+        optional bool has_stable_ids = 3;
+        optional int32 view_type_count = 4;
+        optional bool attached = 5;
+    }
 }
 
 
diff --git a/core/res/res/values/colors.xml b/core/res/res/values/colors.xml
index 37412a0..f5bb554 100644
--- a/core/res/res/values/colors.xml
+++ b/core/res/res/values/colors.xml
@@ -480,17 +480,17 @@
 
     <!-- Colors used in Android system, from design system.
      These values can be overlaid at runtime by OverlayManager RROs. -->
-    <color name="system_primary_container_light">#5E73A9</color>
-    <color name="system_on_primary_container_light">#FFFFFF</color>
-    <color name="system_primary_light">#2A4174</color>
+    <color name="system_primary_container_light">#D9E2FF</color>
+    <color name="system_on_primary_container_light">#001945</color>
+    <color name="system_primary_light">#475D92</color>
     <color name="system_on_primary_light">#FFFFFF</color>
-    <color name="system_secondary_container_light">#6E7488</color>
-    <color name="system_on_secondary_container_light">#FFFFFF</color>
-    <color name="system_secondary_light">#3C4255</color>
+    <color name="system_secondary_container_light">#DCE2F9</color>
+    <color name="system_on_secondary_container_light">#151B2C</color>
+    <color name="system_secondary_light">#575E71</color>
     <color name="system_on_secondary_light">#FFFFFF</color>
-    <color name="system_tertiary_container_light">#8A6A89</color>
-    <color name="system_on_tertiary_container_light">#FFFFFF</color>
-    <color name="system_tertiary_light">#553A55</color>
+    <color name="system_tertiary_container_light">#FDD7FA</color>
+    <color name="system_on_tertiary_container_light">#2A122C</color>
+    <color name="system_tertiary_light">#725572</color>
     <color name="system_on_tertiary_light">#FFFFFF</color>
     <color name="system_background_light">#FAF8FF</color>
     <color name="system_on_background_light">#1A1B20</color>
@@ -504,17 +504,17 @@
     <color name="system_surface_bright_light">#FAF8FF</color>
     <color name="system_surface_dim_light">#DAD9E0</color>
     <color name="system_surface_variant_light">#E1E2EC</color>
-    <color name="system_on_surface_variant_light">#40434B</color>
-    <color name="system_outline_light">#5D5F67</color>
-    <color name="system_outline_variant_light">#797A83</color>
-    <color name="system_error_light">#8C0009</color>
+    <color name="system_on_surface_variant_light">#44464F</color>
+    <color name="system_outline_light">#757780</color>
+    <color name="system_outline_variant_light">#C5C6D0</color>
+    <color name="system_error_light">#BA1A1A</color>
     <color name="system_on_error_light">#FFFFFF</color>
-    <color name="system_error_container_light">#DA342E</color>
-    <color name="system_on_error_container_light">#FFFFFF</color>
+    <color name="system_error_container_light">#FFDAD6</color>
+    <color name="system_on_error_container_light">#410002</color>
     <color name="system_control_activated_light">#D9E2FF</color>
     <color name="system_control_normal_light">#44464F</color>
     <color name="system_control_highlight_light">#000000</color>
-    <color name="system_text_primary_inverse_light">#E2E2E9</color>
+<color name="system_text_primary_inverse_light">#E2E2E9</color>
     <color name="system_text_secondary_and_tertiary_inverse_light">#C5C6D0</color>
     <color name="system_text_primary_inverse_disable_only_light">#E2E2E9</color>
     <color name="system_text_secondary_and_tertiary_inverse_disabled_light">#E2E2E9</color>
@@ -524,22 +524,22 @@
     <color name="system_palette_key_color_tertiary_light">#8C6D8C</color>
     <color name="system_palette_key_color_neutral_light">#76777D</color>
     <color name="system_palette_key_color_neutral_variant_light">#757780</color>
-    <color name="system_primary_container_dark">#7A90C8</color>
-    <color name="system_on_primary_container_dark">#000000</color>
-    <color name="system_primary_dark">#B7CAFF</color>
-    <color name="system_on_primary_dark">#00143B</color>
-    <color name="system_secondary_container_dark">#8A90A5</color>
-    <color name="system_on_secondary_container_dark">#000000</color>
-    <color name="system_secondary_dark">#C4CAE1</color>
-    <color name="system_on_secondary_dark">#0F1626</color>
-    <color name="system_tertiary_container_dark">#A886A6</color>
-    <color name="system_on_tertiary_container_dark">#000000</color>
-    <color name="system_tertiary_dark">#E4BFE2</color>
-    <color name="system_on_tertiary_dark">#240D26</color>
+    <color name="system_primary_container_dark">#2F4578</color>
+    <color name="system_on_primary_container_dark">#D9E2FF</color>
+    <color name="system_primary_dark">#B0C6FF</color>
+    <color name="system_on_primary_dark">#152E60</color>
+    <color name="system_secondary_container_dark">#404659</color>
+    <color name="system_on_secondary_container_dark">#DCE2F9</color>
+    <color name="system_secondary_dark">#C0C6DC</color>
+    <color name="system_on_secondary_dark">#2A3042</color>
+    <color name="system_tertiary_container_dark">#593D59</color>
+    <color name="system_on_tertiary_container_dark">#FDD7FA</color>
+    <color name="system_tertiary_dark">#E0BBDD</color>
+    <color name="system_on_tertiary_dark">#412742</color>
     <color name="system_background_dark">#121318</color>
     <color name="system_on_background_dark">#E2E2E9</color>
     <color name="system_surface_dark">#121318</color>
-    <color name="system_on_surface_dark">#FCFAFF</color>
+    <color name="system_on_surface_dark">#E2E2E9</color>
     <color name="system_surface_container_low_dark">#1A1B20</color>
     <color name="system_surface_container_lowest_dark">#0C0E13</color>
     <color name="system_surface_container_dark">#1E1F25</color>
@@ -548,13 +548,13 @@
     <color name="system_surface_bright_dark">#38393F</color>
     <color name="system_surface_dim_dark">#121318</color>
     <color name="system_surface_variant_dark">#44464F</color>
-    <color name="system_on_surface_variant_dark">#C9CAD4</color>
-    <color name="system_outline_dark">#A1A2AC</color>
-    <color name="system_outline_variant_dark">#81838C</color>
-    <color name="system_error_dark">#FFBAB1</color>
-    <color name="system_on_error_dark">#370001</color>
-    <color name="system_error_container_dark">#FF5449</color>
-    <color name="system_on_error_container_dark">#000000</color>
+    <color name="system_on_surface_variant_dark">#C5C6D0</color>
+    <color name="system_outline_dark">#8F9099</color>
+    <color name="system_outline_variant_dark">#44464F</color>
+    <color name="system_error_dark">#FFB4AB</color>
+    <color name="system_on_error_dark">#690005</color>
+    <color name="system_error_container_dark">#93000A</color>
+    <color name="system_on_error_container_dark">#FFDAD6</color>
     <color name="system_control_activated_dark">#2F4578</color>
     <color name="system_control_normal_dark">#C5C6D0</color>
     <color name="system_control_highlight_dark">#FFFFFF</color>
@@ -568,63 +568,63 @@
     <color name="system_palette_key_color_tertiary_dark">#8C6D8C</color>
     <color name="system_palette_key_color_neutral_dark">#76777D</color>
     <color name="system_palette_key_color_neutral_variant_dark">#757780</color>
-    <color name="system_primary_fixed">#5E73A9</color>
-    <color name="system_primary_fixed_dim">#455B8F</color>
-    <color name="system_on_primary_fixed">#FFFFFF</color>
-    <color name="system_on_primary_fixed_variant">#FFFFFF</color>
-    <color name="system_secondary_fixed">#6E7488</color>
-    <color name="system_secondary_fixed_dim">#555C6F</color>
-    <color name="system_on_secondary_fixed">#FFFFFF</color>
-    <color name="system_on_secondary_fixed_variant">#FFFFFF</color>
-    <color name="system_tertiary_fixed">#8A6A89</color>
-    <color name="system_tertiary_fixed_dim">#705270</color>
-    <color name="system_on_tertiary_fixed">#FFFFFF</color>
-    <color name="system_on_tertiary_fixed_variant">#FFFFFF</color>
+    <color name="system_primary_fixed">#D9E2FF</color>
+    <color name="system_primary_fixed_dim">#B0C6FF</color>
+    <color name="system_on_primary_fixed">#001945</color>
+    <color name="system_on_primary_fixed_variant">#2F4578</color>
+    <color name="system_secondary_fixed">#DCE2F9</color>
+    <color name="system_secondary_fixed_dim">#C0C6DC</color>
+    <color name="system_on_secondary_fixed">#151B2C</color>
+    <color name="system_on_secondary_fixed_variant">#404659</color>
+    <color name="system_tertiary_fixed">#FDD7FA</color>
+    <color name="system_tertiary_fixed_dim">#E0BBDD</color>
+    <color name="system_on_tertiary_fixed">#2A122C</color>
+    <color name="system_on_tertiary_fixed_variant">#593D59</color>
 
     <!--Colors used in Android system, from design system. These values can be overlaid at runtime
      by OverlayManager RROs.-->
     <color name="system_widget_background_light">#EEF0FF</color>
-    <color name="system_clock_hour_light">#1D2435</color>
-    <color name="system_clock_minute_light">#20386A</color>
-    <color name="system_clock_second_light">#000000</color>
-    <color name="system_theme_app_light">#2F4578</color>
-    <color name="system_on_theme_app_light">#D6DFFF</color>
+    <color name="system_clock_hour_light">#373D50</color>
+    <color name="system_clock_minute_light">#3D5487</color>
+    <color name="system_clock_second_light">#4F659A</color>
+    <color name="system_theme_app_light">#D9E2FF</color>
+    <color name="system_on_theme_app_light">#475D92</color>
     <color name="system_theme_app_ring_light">#94AAE4</color>
-    <color name="system_theme_notif_light">#FDD7FA</color>
-    <color name="system_brand_a_light">#3A5084</color>
+    <color name="system_theme_notif_light">#E0BBDD</color>
+    <color name="system_brand_a_light">#475D92</color>
     <color name="system_brand_b_light">#6E7488</color>
-    <color name="system_brand_c_light">#6076AC</color>
-    <color name="system_brand_d_light">#8C6D8C</color>
+    <color name="system_brand_c_light">#5E73A9</color>
+    <color name="system_brand_d_light">#8A6A89</color>
     <color name="system_under_surface_light">#000000</color>
-    <color name="system_shade_active_light">#D9E2FF</color>
+<color name="system_shade_active_light">#D9E2FF</color>
     <color name="system_on_shade_active_light">#152E60</color>
     <color name="system_on_shade_active_variant_light">#2F4578</color>
     <color name="system_shade_inactive_light">#2F3036</color>
     <color name="system_on_shade_inactive_light">#E1E2EC</color>
     <color name="system_on_shade_inactive_variant_light">#C5C6D0</color>
     <color name="system_shade_disabled_light">#0C0E13</color>
-    <color name="system_overview_background_light">#50525A</color>
+    <color name="system_overview_background_light">#C5C6D0</color>
     <color name="system_widget_background_dark">#152E60</color>
-    <color name="system_clock_hour_dark">#9AA0B6</color>
-    <color name="system_clock_minute_dark">#D8E1FF</color>
-    <color name="system_clock_second_dark">#FFFFFF</color>
-    <color name="system_theme_app_dark">#D9E2FF</color>
-    <color name="system_on_theme_app_dark">#304679</color>
+    <color name="system_clock_hour_dark">#8A90A5</color>
+    <color name="system_clock_minute_dark">#D9E2FF</color>
+    <color name="system_clock_second_dark">#B0C6FF</color>
+    <color name="system_theme_app_dark">#2F4578</color>
+    <color name="system_on_theme_app_dark">#B0C6FF</color>
     <color name="system_theme_app_ring_dark">#94AAE4</color>
-    <color name="system_theme_notif_dark">#E0BBDD</color>
-    <color name="system_brand_a_dark">#90A6DF</color>
-    <color name="system_brand_b_dark">#A4ABC1</color>
+    <color name="system_theme_notif_dark">#FDD7FA</color>
+    <color name="system_brand_a_dark">#B0C6FF</color>
+    <color name="system_brand_b_dark">#DCE2F9</color>
     <color name="system_brand_c_dark">#7A90C8</color>
-    <color name="system_brand_d_dark">#A886A6</color>
+    <color name="system_brand_d_dark">#FDD7FA</color>
     <color name="system_under_surface_dark">#000000</color>
-    <color name="system_shade_active_dark">#D9E2FF</color>
+<color name="system_shade_active_dark">#D9E2FF</color>
     <color name="system_on_shade_active_dark">#001945</color>
     <color name="system_on_shade_active_variant_dark">#2F4578</color>
     <color name="system_shade_inactive_dark">#2F3036</color>
     <color name="system_on_shade_inactive_dark">#E1E2EC</color>
     <color name="system_on_shade_inactive_variant_dark">#C5C6D0</color>
     <color name="system_shade_disabled_dark">#0C0E13</color>
-    <color name="system_overview_background_dark">#C5C6D0</color>
+    <color name="system_overview_background_dark">#50525A</color>
 
     <!-- Accessibility shortcut icon background color -->
     <color name="accessibility_feature_background">#5F6368</color> <!-- Google grey 700 -->
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index fa93e76..e3f9187 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -722,6 +722,9 @@
     <!-- label for screenshot item in power menu [CHAR LIMIT=24]-->
     <string name="global_action_screenshot">Screenshot</string>
 
+    <!-- description for mandatory biometrics prompt -->
+    <string name="identity_check_biometric_prompt_description">This is needed since Identity Check is on</string>
+
     <!-- Take bug report menu title [CHAR LIMIT=30] -->
     <string name="bugreport_title">Bug report</string>
     <!-- Message in bugreport dialog describing what it does [CHAR LIMIT=NONE] -->
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index bdcf13c..6e5e106 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1918,6 +1918,7 @@
   <java-symbol type="string" name="global_action_voice_assist" />
   <java-symbol type="string" name="global_action_assist" />
   <java-symbol type="string" name="global_action_screenshot" />
+  <java-symbol type="string" name="identity_check_biometric_prompt_description" />
   <java-symbol type="string" name="invalidPuk" />
   <java-symbol type="string" name="lockscreen_carrier_default" />
   <java-symbol type="style" name="Animation.LockScreen" />
diff --git a/core/res/res/xml/sms_short_codes.xml b/core/res/res/xml/sms_short_codes.xml
index 67cceb5..581dee5 100644
--- a/core/res/res/xml/sms_short_codes.xml
+++ b/core/res/res/xml/sms_short_codes.xml
@@ -185,6 +185,9 @@
          https://www.itu.int/dms_pub/itu-t/oth/02/02/T020200006B0001PDFE.pdf -->
     <shortcode country="it" pattern="\\d{5}" premium="44[0-4]\\d{2}|47[0-4]\\d{2}|48[0-4]\\d{2}|44[5-9]\\d{4}|47[5-9]\\d{4}|48[5-9]\\d{4}|455\\d{2}|499\\d{2}" free="116\\d{3}|4112503|40\\d{0,12}" standard="430\\d{2}|431\\d{2}|434\\d{4}|435\\d{4}|439\\d{7}" />
 
+    <!-- Jordan: 1-5 digits (standard system default, not country specific) -->
+    <shortcode country="jo" pattern="\\d{1,5}" free="99066" />
+
     <!-- Japan: 8083 used by SOFTBANK_DCB_2 -->
     <shortcode country="jp" pattern="\\d{1,5}" free="8083" />
 
diff --git a/core/tests/coretests/src/android/content/res/ResourcesManagerTest.java b/core/tests/coretests/src/android/content/res/ResourcesManagerTest.java
index 6b3cf7b..ee1b658 100644
--- a/core/tests/coretests/src/android/content/res/ResourcesManagerTest.java
+++ b/core/tests/coretests/src/android/content/res/ResourcesManagerTest.java
@@ -44,7 +44,6 @@
 import org.junit.runner.RunWith;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -382,8 +381,7 @@
         assertTrue(allResourcePathsLoaded(resourcePaths, loadedAssets));
 
         // Package resources' paths should be cached in ResourcesManager.
-        assertEquals(Arrays.toString(resourcePaths), Arrays.toString(ResourcesManager.getInstance()
-                .getSharedLibAssetsMap().get(TEST_LIB).getAllAssetPaths()));
+        assertNotNull(ResourcesManager.getInstance().getRegisteredResourcePaths().get(TEST_LIB));
 
         // Revert the ResourcesManager instance back.
         ResourcesManager.setInstance(oriResourcesManager);
@@ -414,9 +412,7 @@
         assertTrue(allResourcePathsLoaded(resourcePaths, loadedAssets));
 
         // Package resources' paths should be cached in ResourcesManager.
-        assertEquals(Arrays.toString(resourcePaths), Arrays.toString(ResourcesManager.getInstance()
-                .getSharedLibAssetsMap().get(TEST_LIB).getAllAssetPaths()));
-
+        assertNotNull(ResourcesManager.getInstance().getRegisteredResourcePaths().get(TEST_LIB));
         // Revert the ResourcesManager instance back.
         ResourcesManager.setInstance(oriResourcesManager);
     }
@@ -452,9 +448,7 @@
         assertTrue(allResourcePathsLoaded(resourcePaths, loadedAssets));
 
         // Package resources' paths should be cached in ResourcesManager.
-        assertEquals(Arrays.toString(resourcePaths), Arrays.toString(ResourcesManager.getInstance()
-                .getSharedLibAssetsMap().get(TEST_LIB).getAllAssetPaths()));
-
+        assertNotNull(ResourcesManager.getInstance().getRegisteredResourcePaths().get(TEST_LIB));
         // Revert the ResourcesManager instance back.
         ResourcesManager.setInstance(oriResourcesManager);
     }
@@ -493,9 +487,7 @@
         assertTrue(allResourcePathsLoaded(resourcePaths, loadedAssets));
 
         // Package resources' paths should be cached in ResourcesManager.
-        assertEquals(Arrays.toString(resourcePaths), Arrays.toString(ResourcesManager.getInstance()
-                .getSharedLibAssetsMap().get(TEST_LIB).getAllAssetPaths()));
-
+        assertNotNull(ResourcesManager.getInstance().getRegisteredResourcePaths().get(TEST_LIB));
         // Revert the ResourcesManager instance back.
         ResourcesManager.setInstance(oriResourcesManager);
     }
diff --git a/core/tests/coretests/src/android/graphics/ColorStateListTest.java b/core/tests/coretests/src/android/graphics/ColorStateListTest.java
index a3d52ea..ab41bd0 100644
--- a/core/tests/coretests/src/android/graphics/ColorStateListTest.java
+++ b/core/tests/coretests/src/android/graphics/ColorStateListTest.java
@@ -19,6 +19,8 @@
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
 import android.test.AndroidTestCase;
+import android.util.proto.ProtoInputStream;
+import android.util.proto.ProtoOutputStream;
 
 import androidx.test.filters.SmallTest;
 
@@ -49,6 +51,15 @@
     }
 
     @SmallTest
+    public void testStateIsInList_proto() throws Exception {
+        ColorStateList colorStateList = recreateFromProto(
+                mResources.getColorStateList(R.color.color1));
+        int[] focusedState = {android.R.attr.state_focused};
+        int focusColor = colorStateList.getColorForState(focusedState, R.color.failColor);
+        assertEquals(mResources.getColor(R.color.testcolor1), focusColor);
+    }
+
+    @SmallTest
     public void testEmptyState() throws Exception {
         ColorStateList colorStateList = mResources.getColorStateList(R.color.color1);
         int[] emptyState = {};
@@ -57,6 +68,15 @@
     }
 
     @SmallTest
+    public void testEmptyState_proto() throws Exception {
+        ColorStateList colorStateList = recreateFromProto(
+                mResources.getColorStateList(R.color.color1));
+        int[] emptyState = {};
+        int defaultColor = colorStateList.getColorForState(emptyState, mFailureColor);
+        assertEquals(mResources.getColor(R.color.testcolor2), defaultColor);
+    }
+
+    @SmallTest
     public void testGetColor() throws Exception {
         int defaultColor = mResources.getColor(R.color.color1);
         assertEquals(mResources.getColor(R.color.testcolor2), defaultColor);
@@ -73,4 +93,11 @@
         int defaultColor = mResources.getColor(R.color.color_with_lstar);
         assertEquals(mResources.getColor(R.color.testcolor3), defaultColor);
     }
+
+    private ColorStateList recreateFromProto(ColorStateList colorStateList) throws Exception {
+        ProtoOutputStream out = new ProtoOutputStream();
+        colorStateList.writeToProto(out);
+        ProtoInputStream in = new ProtoInputStream(out.getBytes());
+        return ColorStateList.createFromProto(in);
+    }
 }
diff --git a/core/tests/coretests/src/android/view/ViewRootImplTest.java b/core/tests/coretests/src/android/view/ViewRootImplTest.java
index b153700..9337bf6 100644
--- a/core/tests/coretests/src/android/view/ViewRootImplTest.java
+++ b/core/tests/coretests/src/android/view/ViewRootImplTest.java
@@ -16,13 +16,6 @@
 
 package android.view;
 
-import static android.view.accessibility.Flags.FLAG_FORCE_INVERT_COLOR;
-import static android.view.flags.Flags.FLAG_ADD_SCHANDLE_TO_VRI_SURFACE;
-import static android.view.flags.Flags.FLAG_TOOLKIT_SET_FRAME_RATE_READ_ONLY;
-import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_BY_SIZE_READ_ONLY;
-import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_FUNCTION_ENABLING_READ_ONLY;
-import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_VIEW_ENABLING_READ_ONLY;
-import static android.view.flags.Flags.FLAG_VIEW_VELOCITY_API;
 import static android.view.Surface.FRAME_RATE_CATEGORY_DEFAULT;
 import static android.view.Surface.FRAME_RATE_CATEGORY_HIGH;
 import static android.view.Surface.FRAME_RATE_CATEGORY_HIGH_HINT;
@@ -44,6 +37,13 @@
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
 import static android.view.WindowManager.LayoutParams.TYPE_SYSTEM_ALERT;
 import static android.view.WindowManager.LayoutParams.TYPE_TOAST;
+import static android.view.accessibility.Flags.FLAG_FORCE_INVERT_COLOR;
+import static android.view.flags.Flags.FLAG_ADD_SCHANDLE_TO_VRI_SURFACE;
+import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_BY_SIZE_READ_ONLY;
+import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_FUNCTION_ENABLING_READ_ONLY;
+import static android.view.flags.Flags.FLAG_TOOLKIT_FRAME_RATE_VIEW_ENABLING_READ_ONLY;
+import static android.view.flags.Flags.FLAG_TOOLKIT_SET_FRAME_RATE_READ_ONLY;
+import static android.view.flags.Flags.FLAG_VIEW_VELOCITY_API;
 import static android.view.flags.Flags.toolkitFrameRateBySizeReadOnly;
 import static android.view.flags.Flags.toolkitFrameRateDefaultNormalReadOnly;
 import static android.view.flags.Flags.toolkitFrameRateVelocityMappingReadOnly;
@@ -53,6 +53,7 @@
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertThrows;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
@@ -63,9 +64,11 @@
 import android.app.UiModeManager;
 import android.content.Context;
 import android.graphics.ForceDarkType;
+import android.graphics.Rect;
 import android.hardware.display.DisplayManagerGlobal;
 import android.os.Binder;
 import android.os.SystemProperties;
+import android.platform.test.annotations.EnableFlags;
 import android.platform.test.annotations.Presubmit;
 import android.platform.test.annotations.RequiresFlagsEnabled;
 import android.platform.test.flag.junit.CheckFlagsRule;
@@ -1540,6 +1543,37 @@
                 nativeCreateASurfaceControlFromSurface(mViewRootImpl.mSurface));
     }
 
+    @EnableFlags(Flags.FLAG_INSETS_CONTROL_SEQ)
+    @Test
+    public void testHandleInsetsControlChanged() {
+        mView = new View(sContext);
+        attachViewToWindow(mView);
+
+        mViewRootImpl = mView.getViewRootImpl();
+        final InsetsController controller = mViewRootImpl.getInsetsController();
+
+        final InsetsState state0 = new InsetsState();
+        final InsetsState state1 = new InsetsState();
+        state0.setDisplayFrame(new Rect(0, 0, 500, 1000));
+        state0.setSeq(10000);
+        state1.setDisplayFrame(new Rect(0, 0, 1500, 2000));
+        state1.setSeq(10001);
+        final InsetsSourceControl.Array array = new InsetsSourceControl.Array();
+
+        sInstrumentation.runOnMainSync(() -> {
+            mViewRootImpl.handleInsetsControlChanged(state0, array);
+            assertEquals(state0, controller.getLastDispatchedState());
+
+            mViewRootImpl.handleInsetsControlChanged(state1, array);
+            assertEquals(state1, controller.getLastDispatchedState());
+
+            // Skip the stale value.
+            mViewRootImpl.handleInsetsControlChanged(state0, array);
+            assertEquals(state1, controller.getLastDispatchedState());
+            assertNotEquals(state0, controller.getLastDispatchedState());
+        });
+    }
+
     private boolean setForceDarkSysProp(boolean isForceDarkEnabled) {
         try {
             SystemProperties.set(
diff --git a/core/tests/coretests/src/com/android/internal/jank/FrameTrackerTest.java b/core/tests/coretests/src/com/android/internal/jank/FrameTrackerTest.java
index 1a7117e..499caf5 100644
--- a/core/tests/coretests/src/com/android/internal/jank/FrameTrackerTest.java
+++ b/core/tests/coretests/src/com/android/internal/jank/FrameTrackerTest.java
@@ -29,6 +29,7 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.doReturn;
@@ -83,6 +84,7 @@
     private ChoreographerWrapper mChoreographer;
     private StatsLogWrapper mStatsLog;
     private ArgumentCaptor<OnJankDataListener> mListenerCapture;
+    private SurfaceControl.OnJankDataListenerRegistration mJankStatsRegistration;
     private SurfaceControl mSurfaceControl;
     private FrameTracker.FrameTrackerListener mTrackerListener;
     private ArgumentCaptor<Runnable> mRunnableArgumentCaptor;
@@ -107,10 +109,11 @@
         mSurfaceControlWrapper = mock(SurfaceControlWrapper.class);
 
         mListenerCapture = ArgumentCaptor.forClass(OnJankDataListener.class);
-        doNothing().when(mSurfaceControlWrapper).addJankStatsListener(
+        mJankStatsRegistration = mock(SurfaceControl.OnJankDataListenerRegistration.class);
+        doReturn(mJankStatsRegistration).when(mSurfaceControlWrapper).addJankStatsListener(
                 mListenerCapture.capture(), any());
-        doNothing().when(mSurfaceControlWrapper).removeJankStatsListener(
-                mListenerCapture.capture());
+        doNothing().when(mJankStatsRegistration).flush();
+        doNothing().when(mJankStatsRegistration).removeAfter(anyLong());
 
         mChoreographer = mock(ChoreographerWrapper.class);
         mStatsLog = mock(StatsLogWrapper.class);
@@ -483,7 +486,7 @@
         // an extra frame to trigger finish
         sendFrame(tracker, JANK_NONE, 103L);
 
-        verify(mSurfaceControlWrapper).removeJankStatsListener(any());
+        verify(mJankStatsRegistration).removeAfter(anyLong());
         verify(mTrackerListener).triggerPerfetto(any());
 
         verify(mStatsLog).write(eq(UI_INTERACTION_FRAME_INFO_REPORTED),
@@ -520,7 +523,7 @@
         // an extra frame to trigger finish
         sendFrame(tracker, JANK_NONE, 103L);
 
-        verify(mSurfaceControlWrapper).removeJankStatsListener(any());
+        verify(mJankStatsRegistration).removeAfter(anyLong());
         verify(mTrackerListener, never()).triggerPerfetto(any());
 
         verify(mStatsLog).write(eq(UI_INTERACTION_FRAME_INFO_REPORTED),
@@ -557,7 +560,7 @@
         // janky frame, should be ignored, trigger finish
         sendFrame(tracker, JANK_APP_DEADLINE_MISSED, 103L);
 
-        verify(mSurfaceControlWrapper).removeJankStatsListener(any());
+        verify(mJankStatsRegistration).removeAfter(anyLong());
         verify(mTrackerListener, never()).triggerPerfetto(any());
 
         verify(mStatsLog).write(eq(UI_INTERACTION_FRAME_INFO_REPORTED),
@@ -589,7 +592,7 @@
         tracker.end(FrameTracker.REASON_END_NORMAL);
         sendFrame(tracker, JANK_SURFACEFLINGER_DEADLINE_MISSED, 106L);
         sendFrame(tracker, JANK_SURFACEFLINGER_DEADLINE_MISSED, 107L);
-        verify(mSurfaceControlWrapper).removeJankStatsListener(any());
+        verify(mJankStatsRegistration).removeAfter(anyLong());
         verify(mTrackerListener).triggerPerfetto(any());
         verify(mStatsLog).write(eq(UI_INTERACTION_FRAME_INFO_REPORTED),
                 eq(42), /* displayId */
diff --git a/core/tests/coretests/src/com/android/internal/jank/InteractionJankMonitorTest.java b/core/tests/coretests/src/com/android/internal/jank/InteractionJankMonitorTest.java
index 68095e5..f763984 100644
--- a/core/tests/coretests/src/com/android/internal/jank/InteractionJankMonitorTest.java
+++ b/core/tests/coretests/src/com/android/internal/jank/InteractionJankMonitorTest.java
@@ -183,8 +183,6 @@
         doNothing().when(viewRoot).removeSurfaceChangedCallback(any());
 
         SurfaceControlWrapper surfaceControl = mock(SurfaceControlWrapper.class);
-        doNothing().when(surfaceControl).addJankStatsListener(any(), any());
-        doNothing().when(surfaceControl).removeJankStatsListener(any());
 
         final ChoreographerWrapper choreographer = mock(ChoreographerWrapper.class);
         doReturn(SystemClock.elapsedRealtime()).when(choreographer).getVsyncId();
diff --git a/core/tests/coretests/src/com/android/internal/os/MonotonicClockTest.java b/core/tests/coretests/src/com/android/internal/os/MonotonicClockTest.java
index 06d888b..7ffc7b2 100644
--- a/core/tests/coretests/src/com/android/internal/os/MonotonicClockTest.java
+++ b/core/tests/coretests/src/com/android/internal/os/MonotonicClockTest.java
@@ -18,7 +18,6 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-import android.platform.test.annotations.IgnoreUnderRavenwood;
 import android.platform.test.ravenwood.RavenwoodRule;
 
 import androidx.test.filters.SmallTest;
@@ -77,7 +76,6 @@
     }
 
     @Test
-    @IgnoreUnderRavenwood(reason = "b/321832617")
     public void corruptedFile() throws IOException {
         // Create an invalid binary XML file to cause IOException: "Unexpected magic number"
         try (FileWriter w = new FileWriter(mFile)) {
diff --git a/data/etc/com.android.systemui.xml b/data/etc/com.android.systemui.xml
index 66b47da..c573cf4a 100644
--- a/data/etc/com.android.systemui.xml
+++ b/data/etc/com.android.systemui.xml
@@ -92,5 +92,6 @@
         <permission name="android.permission.MODIFY_DEFAULT_AUDIO_EFFECTS" />
         <permission name="android.permission.CONTROL_UI_TRACING" />
         <permission name="android.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND" />
+        <permission name="android.permission.SET_BIOMETRIC_DIALOG_ADVANCED" />
     </privapp-permissions>
 </permissions>
diff --git a/data/keyboards/Vendor_18d1_Product_4f60.idc b/data/keyboards/Vendor_18d1_Product_4f60.idc
new file mode 100644
index 0000000..b9fd406
--- /dev/null
+++ b/data/keyboards/Vendor_18d1_Product_4f60.idc
@@ -0,0 +1,18 @@
+# Copyright 2024 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Increase palm thresholds, since this touchpad has a tendency to overstate
+# touch sizes.
+gestureProp.Palm_Width = 40.0
+gestureProp.Multiple_Palm_Width = 40.0
diff --git a/libs/WindowManager/Shell/aconfig/multitasking.aconfig b/libs/WindowManager/Shell/aconfig/multitasking.aconfig
index 3b7eb29..3ff40e0 100644
--- a/libs/WindowManager/Shell/aconfig/multitasking.aconfig
+++ b/libs/WindowManager/Shell/aconfig/multitasking.aconfig
@@ -131,3 +131,10 @@
         purpose: PURPOSE_BUGFIX
     }
 }
+
+flag {
+    name: "enable_bubble_bar_in_persistent_task_bar"
+    namespace: "multitasking"
+    description: "Enable bubble bar to be shown in the persistent task bar"
+    bug: "346391377"
+}
diff --git a/libs/WindowManager/Shell/res/layout/desktop_mode_window_decor_maximize_menu.xml b/libs/WindowManager/Shell/res/layout/desktop_mode_window_decor_maximize_menu.xml
index 7d5f9cd..5fe3f2a 100644
--- a/libs/WindowManager/Shell/res/layout/desktop_mode_window_decor_maximize_menu.xml
+++ b/libs/WindowManager/Shell/res/layout/desktop_mode_window_decor_maximize_menu.xml
@@ -14,88 +14,100 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:androidprv="http://schemas.android.com/apk/prv/res/android"
     android:id="@+id/maximize_menu"
-    style="?android:attr/buttonBarStyle"
     android:layout_width="@dimen/desktop_mode_maximize_menu_width"
     android:layout_height="@dimen/desktop_mode_maximize_menu_height"
-    android:orientation="horizontal"
-    android:gravity="center"
-    android:padding="16dp"
     android:background="@drawable/desktop_mode_maximize_menu_background"
     android:elevation="1dp">
 
     <LinearLayout
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical">
+        android:id="@+id/container"
+        android:layout_width="@dimen/desktop_mode_maximize_menu_width"
+        android:layout_height="@dimen/desktop_mode_maximize_menu_height"
+        android:orientation="horizontal"
+        android:padding="16dp"
+        android:gravity="center">
 
-        <Button
-            android:layout_width="94dp"
-            android:layout_height="60dp"
-            android:id="@+id/maximize_menu_maximize_button"
-            style="?android:attr/buttonBarButtonStyle"
-            android:stateListAnimator="@null"
-            android:layout_marginRight="8dp"
-            android:layout_marginBottom="4dp"
-            android:alpha="0"/>
-
-        <TextView
-            android:id="@+id/maximize_menu_maximize_window_text"
-            android:layout_width="94dp"
-            android:layout_height="18dp"
-            android:textSize="11sp"
-            android:layout_marginBottom="76dp"
-            android:gravity="center"
-            android:fontFamily="google-sans-text"
-            android:text="@string/desktop_mode_maximize_menu_maximize_text"
-            android:textColor="?androidprv:attr/materialColorOnSurface"
-            android:alpha="0"/>
-    </LinearLayout>
-
-    <LinearLayout
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical">
         <LinearLayout
-            android:id="@+id/maximize_menu_snap_menu_layout"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:orientation="horizontal"
-            android:padding="4dp"
-            android:background="@drawable/desktop_mode_maximize_menu_layout_background"
-            android:layout_marginBottom="4dp"
-            android:alpha="0">
-            <Button
-                android:id="@+id/maximize_menu_snap_left_button"
-                style="?android:attr/buttonBarButtonStyle"
-                android:layout_width="41dp"
-                android:layout_height="@dimen/desktop_mode_maximize_menu_button_height"
-                android:layout_marginRight="4dp"
-                android:background="@drawable/desktop_mode_maximize_menu_button_background"
-                android:stateListAnimator="@null"/>
+            android:orientation="vertical">
 
             <Button
-                android:id="@+id/maximize_menu_snap_right_button"
+                android:layout_width="94dp"
+                android:layout_height="60dp"
+                android:id="@+id/maximize_menu_maximize_button"
                 style="?android:attr/buttonBarButtonStyle"
-                android:layout_width="41dp"
-                android:layout_height="@dimen/desktop_mode_maximize_menu_button_height"
-                android:background="@drawable/desktop_mode_maximize_menu_button_background"
-                android:stateListAnimator="@null"/>
+                android:stateListAnimator="@null"
+                android:layout_marginRight="8dp"
+                android:layout_marginBottom="4dp"
+                android:alpha="0"/>
+
+            <TextView
+                android:id="@+id/maximize_menu_maximize_window_text"
+                android:layout_width="94dp"
+                android:layout_height="18dp"
+                android:textSize="11sp"
+                android:layout_marginBottom="76dp"
+                android:gravity="center"
+                android:fontFamily="google-sans-text"
+                android:text="@string/desktop_mode_maximize_menu_maximize_text"
+                android:textColor="?androidprv:attr/materialColorOnSurface"
+                android:alpha="0"/>
         </LinearLayout>
-        <TextView
-            android:id="@+id/maximize_menu_snap_window_text"
-            android:layout_width="94dp"
-            android:layout_height="18dp"
-            android:textSize="11sp"
-            android:layout_marginBottom="76dp"
-            android:layout_gravity="center"
-            android:gravity="center"
-            android:fontFamily="google-sans-text"
-            android:text="@string/desktop_mode_maximize_menu_snap_text"
-            android:textColor="?androidprv:attr/materialColorOnSurface"
-            android:alpha="0"/>
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+            <LinearLayout
+                android:id="@+id/maximize_menu_snap_menu_layout"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:padding="4dp"
+                android:background="@drawable/desktop_mode_maximize_menu_layout_background"
+                android:layout_marginBottom="4dp"
+                android:alpha="0">
+                <Button
+                    android:id="@+id/maximize_menu_snap_left_button"
+                    style="?android:attr/buttonBarButtonStyle"
+                    android:layout_width="41dp"
+                    android:layout_height="@dimen/desktop_mode_maximize_menu_button_height"
+                    android:layout_marginRight="4dp"
+                    android:background="@drawable/desktop_mode_maximize_menu_button_background"
+                    android:stateListAnimator="@null"/>
+
+                <Button
+                    android:id="@+id/maximize_menu_snap_right_button"
+                    style="?android:attr/buttonBarButtonStyle"
+                    android:layout_width="41dp"
+                    android:layout_height="@dimen/desktop_mode_maximize_menu_button_height"
+                    android:background="@drawable/desktop_mode_maximize_menu_button_background"
+                    android:stateListAnimator="@null"/>
+            </LinearLayout>
+            <TextView
+                android:id="@+id/maximize_menu_snap_window_text"
+                android:layout_width="94dp"
+                android:layout_height="18dp"
+                android:textSize="11sp"
+                android:layout_marginBottom="76dp"
+                android:layout_gravity="center"
+                android:gravity="center"
+                android:fontFamily="google-sans-text"
+                android:text="@string/desktop_mode_maximize_menu_snap_text"
+                android:textColor="?androidprv:attr/materialColorOnSurface"
+                android:alpha="0"/>
+        </LinearLayout>
     </LinearLayout>
-</LinearLayout>
+
+    <!-- Empty view intentionally placed in front of everything else and matching the menu size
+     used to monitor input events over the entire menu. -->
+    <View
+        android:id="@+id/maximize_menu_overlay"
+        android:layout_width="@dimen/desktop_mode_maximize_menu_width"
+        android:layout_height="@dimen/desktop_mode_maximize_menu_height"/>
+</FrameLayout>
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/ShellTaskOrganizer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/ShellTaskOrganizer.java
index 3ded7d2..bebfa90 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/ShellTaskOrganizer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/ShellTaskOrganizer.java
@@ -124,6 +124,15 @@
     }
 
     /**
+     * Limited scope callback to notify when a task is removed from the system.  This signal is
+     * not synchronized with anything (or any transition), and should not be used in cases where
+     * that is necessary.
+     */
+    public interface TaskVanishedListener {
+        default void onTaskVanished(RunningTaskInfo taskInfo) {}
+    }
+
+    /**
      * Callbacks for events on a task with a locus id.
      */
     public interface LocusIdListener {
@@ -167,6 +176,9 @@
 
     private final ArraySet<FocusListener> mFocusListeners = new ArraySet<>();
 
+    // Listeners that should be notified when a task is removed
+    private final ArraySet<TaskVanishedListener> mTaskVanishedListeners = new ArraySet<>();
+
     private final Object mLock = new Object();
     private StartingWindowController mStartingWindow;
 
@@ -409,7 +421,7 @@
     }
 
     /**
-     * Removes listener.
+     * Removes a locus id listener.
      */
     public void removeLocusIdListener(LocusIdListener listener) {
         synchronized (mLock) {
@@ -430,7 +442,7 @@
     }
 
     /**
-     * Removes listener.
+     * Removes a focus listener.
      */
     public void removeFocusListener(FocusListener listener) {
         synchronized (mLock) {
@@ -439,6 +451,24 @@
     }
 
     /**
+     * Adds a listener to be notified when a task vanishes.
+     */
+    public void addTaskVanishedListener(TaskVanishedListener listener) {
+        synchronized (mLock) {
+            mTaskVanishedListeners.add(listener);
+        }
+    }
+
+    /**
+     * Removes a task-vanished listener.
+     */
+    public void removeTaskVanishedListener(TaskVanishedListener listener) {
+        synchronized (mLock) {
+            mTaskVanishedListeners.remove(listener);
+        }
+    }
+
+    /**
      * Returns a surface which can be used to attach overlays to the home root task
      */
     @NonNull
@@ -614,6 +644,9 @@
                 t.apply();
                 ProtoLog.v(WM_SHELL_TASK_ORG, "Removing overlay surface");
             }
+            for (TaskVanishedListener l : mTaskVanishedListeners) {
+                l.onTaskVanished(taskInfo);
+            }
 
             if (!ENABLE_SHELL_TRANSITIONS && (appearedInfo.getLeash() != null)) {
                 // Preemptively clean up the leash only if shell transitions are not enabled
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
index 1fcfa7f..4ea41d5 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellModule.java
@@ -17,6 +17,7 @@
 package com.android.wm.shell.dagger;
 
 import android.annotation.Nullable;
+import android.app.KeyguardManager;
 import android.content.Context;
 import android.content.pm.LauncherApps;
 import android.os.Handler;
@@ -514,6 +515,7 @@
             RootTaskDisplayAreaOrganizer rootTaskDisplayAreaOrganizer,
             DragAndDropController dragAndDropController,
             Transitions transitions,
+            KeyguardManager keyguardManager,
             EnterDesktopTaskTransitionHandler enterDesktopTransitionHandler,
             ExitDesktopTaskTransitionHandler exitDesktopTransitionHandler,
             ToggleResizeDesktopTaskTransitionHandler toggleResizeDesktopTaskTransitionHandler,
@@ -528,7 +530,7 @@
             Optional<RecentTasksController> recentTasksController) {
         return new DesktopTasksController(context, shellInit, shellCommandHandler, shellController,
                 displayController, shellTaskOrganizer, syncQueue, rootTaskDisplayAreaOrganizer,
-                dragAndDropController, transitions, enterDesktopTransitionHandler,
+                dragAndDropController, transitions, keyguardManager, enterDesktopTransitionHandler,
                 exitDesktopTransitionHandler, toggleResizeDesktopTaskTransitionHandler,
                 dragToDesktopTransitionHandler, desktopModeTaskRepository,
                 desktopModeLoggerTransitionObserver, launchAdjacentController,
@@ -644,6 +646,7 @@
             ShellInit shellInit,
             ShellController shellController,
             ShellCommandHandler shellCommandHandler,
+            ShellTaskOrganizer shellTaskOrganizer,
             DisplayController displayController,
             UiEventLogger uiEventLogger,
             IconProvider iconProvider,
@@ -651,8 +654,8 @@
             Transitions transitions,
             @ShellMainThread ShellExecutor mainExecutor) {
         return new DragAndDropController(context, shellInit, shellController, shellCommandHandler,
-                displayController, uiEventLogger, iconProvider, globalDragListener, transitions,
-                mainExecutor);
+                shellTaskOrganizer, displayController, uiEventLogger, iconProvider,
+                globalDragListener, transitions, mainExecutor);
     }
 
     //
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
index 677fd5d..240cf3b 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/dagger/pip/Pip1Module.java
@@ -212,12 +212,13 @@
     @WMSingleton
     @Provides
     static PipMotionHelper providePipMotionHelper(Context context,
+            @ShellMainThread ShellExecutor mainExecutor,
             PipBoundsState pipBoundsState, PipTaskOrganizer pipTaskOrganizer,
             PhonePipMenuController menuController, PipSnapAlgorithm pipSnapAlgorithm,
             PipTransitionController pipTransitionController,
             FloatingContentCoordinator floatingContentCoordinator,
             Optional<PipPerfHintController> pipPerfHintControllerOptional) {
-        return new PipMotionHelper(context, pipBoundsState, pipTaskOrganizer,
+        return new PipMotionHelper(context, mainExecutor, pipBoundsState, pipTaskOrganizer,
                 menuController, pipSnapAlgorithm, pipTransitionController,
                 floatingContentCoordinator, pipPerfHintControllerOptional);
     }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
index 1965382..5813f85 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt
@@ -18,6 +18,7 @@
 
 import android.app.ActivityManager.RunningTaskInfo
 import android.app.ActivityOptions
+import android.app.KeyguardManager
 import android.app.PendingIntent
 import android.app.TaskInfo
 import android.app.WindowConfiguration.ACTIVITY_TYPE_HOME
@@ -108,6 +109,7 @@
     private val rootTaskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer,
     private val dragAndDropController: DragAndDropController,
     private val transitions: Transitions,
+    private val keyguardManager: KeyguardManager,
     private val enterDesktopTaskTransitionHandler: EnterDesktopTaskTransitionHandler,
     private val exitDesktopTaskTransitionHandler: ExitDesktopTaskTransitionHandler,
     private val toggleResizeDesktopTaskTransitionHandler: ToggleResizeDesktopTaskTransitionHandler,
@@ -972,6 +974,12 @@
         transition: IBinder
     ): WindowContainerTransaction? {
         KtProtoLog.v(WM_SHELL_DESKTOP_MODE, "DesktopTasksController: handleFreeformTaskLaunch")
+        if (keyguardManager.isKeyguardLocked) {
+            // Do NOT handle freeform task launch when locked.
+            // It will be launched in fullscreen windowing mode (Details: b/160925539)
+            KtProtoLog.v(WM_SHELL_DESKTOP_MODE, "DesktopTasksController: skip keyguard is locked")
+            return null
+        }
         if (!desktopModeTaskRepository.isDesktopModeShowing(task.displayId)) {
             KtProtoLog.d(
                 WM_SHELL_DESKTOP_MODE,
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
index c374eb8..a4813a3 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropController.java
@@ -62,6 +62,7 @@
 import com.android.internal.protolog.common.ProtoLog;
 import com.android.launcher3.icons.IconProvider;
 import com.android.wm.shell.R;
+import com.android.wm.shell.ShellTaskOrganizer;
 import com.android.wm.shell.common.DisplayController;
 import com.android.wm.shell.common.ExternalInterfaceBinder;
 import com.android.wm.shell.common.RemoteCallable;
@@ -85,6 +86,7 @@
 public class DragAndDropController implements RemoteCallable<DragAndDropController>,
         GlobalDragListener.GlobalDragListenerCallback,
         DisplayController.OnDisplaysChangedListener,
+        ShellTaskOrganizer.TaskVanishedListener,
         View.OnDragListener, ComponentCallbacks2 {
 
     private static final String TAG = DragAndDropController.class.getSimpleName();
@@ -92,6 +94,7 @@
     private final Context mContext;
     private final ShellController mShellController;
     private final ShellCommandHandler mShellCommandHandler;
+    private final ShellTaskOrganizer mShellTaskOrganizer;
     private final DisplayController mDisplayController;
     private final DragAndDropEventLogger mLogger;
     private final IconProvider mIconProvider;
@@ -133,6 +136,7 @@
             ShellInit shellInit,
             ShellController shellController,
             ShellCommandHandler shellCommandHandler,
+            ShellTaskOrganizer shellTaskOrganizer,
             DisplayController displayController,
             UiEventLogger uiEventLogger,
             IconProvider iconProvider,
@@ -142,6 +146,7 @@
         mContext = context;
         mShellController = shellController;
         mShellCommandHandler = shellCommandHandler;
+        mShellTaskOrganizer = shellTaskOrganizer;
         mDisplayController = displayController;
         mLogger = new DragAndDropEventLogger(uiEventLogger);
         mIconProvider = iconProvider;
@@ -163,6 +168,7 @@
         }, 0);
         mShellController.addExternalInterface(KEY_EXTRA_SHELL_DRAG_AND_DROP,
                 this::createExternalInterface, this);
+        mShellTaskOrganizer.addTaskVanishedListener(this);
         mShellCommandHandler.addDumpCallback(this::dump, this);
         mGlobalDragListener.setListener(this);
     }
@@ -281,6 +287,34 @@
     }
 
     @Override
+    public void onTaskVanished(ActivityManager.RunningTaskInfo taskInfo) {
+        if (taskInfo.baseIntent == null) {
+            // Invalid info
+            return;
+        }
+        // Find the active drag
+        PerDisplay pd = null;
+        for (int i = 0; i < mDisplayDropTargets.size(); i++) {
+            final PerDisplay iPd = mDisplayDropTargets.valueAt(i);
+            if (iPd.isHandlingDrag) {
+                pd = iPd;
+                break;
+            }
+        }
+        if (pd == null || !pd.isHandlingDrag) {
+            // Not currently dragging
+            return;
+        }
+
+        // Update the drag session
+        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
+                "Handling vanished task: id=%d component=%s", taskInfo.taskId,
+                taskInfo.baseIntent.getComponent());
+        pd.dragSession.updateRunningTask();
+        pd.dragLayout.updateSession(pd.dragSession);
+    }
+
+    @Override
     public boolean onDrag(View target, DragEvent event) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
                 "Drag event: action=%s x=%f y=%f xOffset=%f yOffset=%f",
@@ -313,11 +347,10 @@
                     Slog.w(TAG, "Unexpected drag start during an active drag");
                     return false;
                 }
-                // TODO(b/290391688): Also update the session data with task stack changes
                 pd.dragSession = new DragSession(ActivityTaskManager.getInstance(),
                         mDisplayController.getDisplayLayout(displayId), event.getClipData(),
                         event.getDragFlags());
-                pd.dragSession.update();
+                pd.dragSession.initialize();
                 pd.activeDragCount++;
                 pd.dragLayout.prepare(pd.dragSession, mLogger.logStart(pd.dragSession));
                 setDropTargetWindowVisibility(pd, View.VISIBLE);
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropPolicy.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropPolicy.java
index a42ca19..b1882fc 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropPolicy.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragAndDropPolicy.java
@@ -84,7 +84,10 @@
     private static final String TAG = DragAndDropPolicy.class.getSimpleName();
 
     private final Context mContext;
-    private final Starter mStarter;
+    // Used only for launching a fullscreen task (or as a fallback if there is no split starter)
+    private final Starter mFullscreenStarter;
+    // Used for launching tasks into splitscreen
+    private final Starter mSplitscreenStarter;
     private final SplitScreenController mSplitScreen;
     private final ArrayList<DragAndDropPolicy.Target> mTargets = new ArrayList<>();
     private final RectF mDisallowHitRegion = new RectF();
@@ -97,10 +100,12 @@
     }
 
     @VisibleForTesting
-    DragAndDropPolicy(Context context, SplitScreenController splitScreen, Starter starter) {
+    DragAndDropPolicy(Context context, SplitScreenController splitScreen,
+            Starter fullscreenStarter) {
         mContext = context;
         mSplitScreen = splitScreen;
-        mStarter = mSplitScreen != null ? mSplitScreen : starter;
+        mFullscreenStarter = fullscreenStarter;
+        mSplitscreenStarter = splitScreen;
     }
 
     /**
@@ -245,17 +250,20 @@
             mSplitScreen.onDroppedToSplit(position, mLoggerSessionId);
         }
 
+        final Starter starter = target.type == TYPE_FULLSCREEN
+                ? mFullscreenStarter
+                : mSplitscreenStarter;
         if (mSession.appData != null) {
-            launchApp(mSession, position);
+            launchApp(mSession, starter, position);
         } else {
-            launchIntent(mSession, position);
+            launchIntent(mSession, starter, position);
         }
     }
 
     /**
      * Launches an app provided by SysUI.
      */
-    private void launchApp(DragSession session, @SplitPosition int position) {
+    private void launchApp(DragSession session, Starter starter, @SplitPosition int position) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "Launching app data at position=%d",
                 position);
         final ClipDescription description = session.getClipDescription();
@@ -275,11 +283,11 @@
 
         if (isTask) {
             final int taskId = session.appData.getIntExtra(EXTRA_TASK_ID, INVALID_TASK_ID);
-            mStarter.startTask(taskId, position, opts);
+            starter.startTask(taskId, position, opts);
         } else if (isShortcut) {
             final String packageName = session.appData.getStringExtra(EXTRA_PACKAGE_NAME);
             final String id = session.appData.getStringExtra(EXTRA_SHORTCUT_ID);
-            mStarter.startShortcut(packageName, id, position, opts, user);
+            starter.startShortcut(packageName, id, position, opts, user);
         } else {
             final PendingIntent launchIntent =
                     session.appData.getParcelableExtra(EXTRA_PENDING_INTENT);
@@ -288,7 +296,7 @@
                     Log.e(TAG, "Expected app intent's EXTRA_USER to match pending intent user");
                 }
             }
-            mStarter.startIntent(launchIntent, user.getIdentifier(), null /* fillIntent */,
+            starter.startIntent(launchIntent, user.getIdentifier(), null /* fillIntent */,
                     position, opts);
         }
     }
@@ -296,7 +304,7 @@
     /**
      * Launches an intent sender provided by an application.
      */
-    private void launchIntent(DragSession session, @SplitPosition int position) {
+    private void launchIntent(DragSession session, Starter starter, @SplitPosition int position) {
         ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "Launching intent at position=%d",
                 position);
         final ActivityOptions baseActivityOpts = ActivityOptions.makeBasic();
@@ -309,7 +317,7 @@
                 | FLAG_ACTIVITY_MULTIPLE_TASK);
 
         final Bundle opts = baseActivityOpts.toBundle();
-        mStarter.startIntent(session.launchableIntent,
+        starter.startIntent(session.launchableIntent,
                 session.launchableIntent.getCreatorUserHandle().getIdentifier(),
                 null /* fillIntent */, position, opts);
     }
@@ -420,7 +428,7 @@
 
         @Override
         public String toString() {
-            return "Target {hit=" + hitRegion + " draw=" + drawRegion + "}";
+            return "Target {type=" + type + " hit=" + hitRegion + " draw=" + drawRegion + "}";
         }
     }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragLayout.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragLayout.java
index 4bb10df..5df83be 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragLayout.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragLayout.java
@@ -42,6 +42,7 @@
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.graphics.Insets;
+import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.Region;
 import android.graphics.drawable.Drawable;
@@ -102,6 +103,8 @@
     private boolean mIsShowing;
     private boolean mHasDropped;
     private DragSession mSession;
+    // The last position that was handled by the drag layout
+    private final Point mLastPosition = new Point();
 
     @SuppressLint("WrongConstant")
     public DragLayout(Context context, SplitScreenController splitScreenController,
@@ -265,6 +268,15 @@
      */
     public void prepare(DragSession session, InstanceId loggerSessionId) {
         mPolicy.start(session, loggerSessionId);
+        updateSession(session);
+    }
+
+    /**
+     * Updates the drag layout based on the diven drag session.
+     */
+    public void updateSession(DragSession session) {
+        // Note: The policy currently just keeps a reference to the session
+        boolean updatingExistingSession = mSession != null;
         mSession = session;
         mHasDropped = false;
         mCurrentTarget = null;
@@ -312,6 +324,11 @@
             updateDropZoneSizes(topOrLeftBounds, bottomOrRightBounds);
         }
         requestLayout();
+        if (updatingExistingSession) {
+            // Update targets if we are already currently dragging
+            recomputeDropTargets();
+            update(mLastPosition.x, mLastPosition.y);
+        }
     }
 
     private void updateDropZoneSizesForSingleTask() {
@@ -359,6 +376,9 @@
         mDropZoneView2.setLayoutParams(dropZoneView2);
     }
 
+    /**
+     * Shows the drag layout.
+     */
     public void show() {
         mIsShowing = true;
         recomputeDropTargets();
@@ -384,13 +404,19 @@
      * Updates the visible drop target as the user drags.
      */
     public void update(DragEvent event) {
+        update((int) event.getX(), (int) event.getY());
+    }
+
+    /**
+     * Updates the visible drop target as the user drags to the given coordinates.
+     */
+    private void update(int x, int y) {
         if (mHasDropped) {
             return;
         }
         // Find containing region, if the same as mCurrentRegion, then skip, otherwise, animate the
         // visibility of the current region
-        DragAndDropPolicy.Target target = mPolicy.getTargetAtLocation(
-                (int) event.getX(), (int) event.getY());
+        DragAndDropPolicy.Target target = mPolicy.getTargetAtLocation(x, y);
         if (mCurrentTarget != target) {
             ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "Current target: %s", target);
             if (target == null) {
@@ -429,6 +455,7 @@
             }
             mCurrentTarget = target;
         }
+        mLastPosition.set(x, y);
     }
 
     /**
@@ -436,6 +463,7 @@
      */
     public void hide(DragEvent event, Runnable hideCompleteCallback) {
         mIsShowing = false;
+        mLastPosition.set(-1, -1);
         animateSplitContainers(false, () -> {
             if (hideCompleteCallback != null) {
                 hideCompleteCallback.run();
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragSession.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragSession.java
index 0addd43..41a50b1 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragSession.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DragSession.java
@@ -30,7 +30,9 @@
 
 import androidx.annotation.Nullable;
 
+import com.android.internal.protolog.common.ProtoLog;
 import com.android.wm.shell.common.DisplayLayout;
+import com.android.wm.shell.protolog.ShellProtoLogGroup;
 
 import java.util.List;
 
@@ -79,17 +81,27 @@
     }
 
     /**
-     * Updates the session data based on the current state of the system.
+     * Updates the running task for this drag session.
      */
-    void update() {
-        List<ActivityManager.RunningTaskInfo> tasks =
+    void updateRunningTask() {
+        final List<ActivityManager.RunningTaskInfo> tasks =
                 mActivityTaskManager.getTasks(1, false /* filterOnlyVisibleRecents */);
         if (!tasks.isEmpty()) {
             final ActivityManager.RunningTaskInfo task = tasks.get(0);
             runningTaskInfo = task;
             runningTaskWinMode = task.getWindowingMode();
             runningTaskActType = task.getActivityType();
+            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
+                    "Running task: id=%d component=%s", task.taskId,
+                    task.baseIntent != null ? task.baseIntent.getComponent() : "null");
         }
+    }
+
+    /**
+     * Updates the session data based on the current state of the system at the start of the drag.
+     */
+    void initialize() {
+        updateRunningTask();
 
         activityInfo = mInitialDragData.getItemAt(0).getActivityInfo();
         // TODO: This should technically check & respect config_supportsNonResizableMultiWindow
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DropZoneView.java b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DropZoneView.java
index 724a130..2ccadb8 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DropZoneView.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/draganddrop/DropZoneView.java
@@ -19,6 +19,7 @@
 import static com.android.wm.shell.animation.Interpolators.FAST_OUT_SLOW_IN;
 
 import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
 import android.content.Context;
 import android.graphics.Canvas;
@@ -37,13 +38,16 @@
 import androidx.annotation.Nullable;
 
 import com.android.internal.policy.ScreenDecorationsUtils;
+import com.android.internal.protolog.common.ProtoLog;
 import com.android.wm.shell.R;
+import com.android.wm.shell.protolog.ShellProtoLogGroup;
 
 /**
  * Renders a drop zone area for items being dragged.
  */
 public class DropZoneView extends FrameLayout {
 
+    private static final boolean DEBUG_LAYOUT = false;
     private static final float SPLASHSCREEN_ALPHA = 0.90f;
     private static final float HIGHLIGHT_ALPHA = 1f;
     private static final int MARGIN_ANIMATION_ENTER_DURATION = 400;
@@ -77,6 +81,7 @@
     private int mHighlightColor;
 
     private ObjectAnimator mBackgroundAnimator;
+    private int mTargetBackgroundColor;
     private ObjectAnimator mMarginAnimator;
     private float mMarginPercent;
 
@@ -181,6 +186,9 @@
 
     /** Animates between highlight and splashscreen depending on current state. */
     public void animateSwitch() {
+        if (DEBUG_LAYOUT) {
+            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "animateSwitch");
+        }
         mShowingHighlight = !mShowingHighlight;
         mShowingSplash = !mShowingHighlight;
         final int newColor = mShowingHighlight ? mHighlightColor : mSplashScreenColor;
@@ -190,6 +198,10 @@
 
     /** Animates the highlight indicating the zone is hovered on or not. */
     public void setShowingHighlight(boolean showingHighlight) {
+        if (DEBUG_LAYOUT) {
+            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "setShowingHighlight: showing=%b",
+                    showingHighlight);
+        }
         mShowingHighlight = showingHighlight;
         mShowingSplash = !mShowingHighlight;
         final int newColor = mShowingHighlight ? mHighlightColor : mSplashScreenColor;
@@ -199,6 +211,10 @@
 
     /** Animates the margins around the drop zone to show or hide. */
     public void setShowingMargin(boolean visible) {
+        if (DEBUG_LAYOUT) {
+            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP, "setShowingMargin: visible=%b",
+                    visible);
+        }
         if (mShowingMargin != visible) {
             mShowingMargin = visible;
             animateMarginToState();
@@ -212,6 +228,15 @@
     }
 
     private void animateBackground(int startColor, int endColor) {
+        if (DEBUG_LAYOUT) {
+            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_DRAG_AND_DROP,
+                    "animateBackground: start=%s end=%s",
+                    Integer.toHexString(startColor), Integer.toHexString(endColor));
+        }
+        if (endColor == mTargetBackgroundColor) {
+            // Already at, or animating to, that background color
+            return;
+        }
         if (mBackgroundAnimator != null) {
             mBackgroundAnimator.cancel();
         }
@@ -223,6 +248,7 @@
             mBackgroundAnimator.setInterpolator(FAST_OUT_SLOW_IN);
         }
         mBackgroundAnimator.start();
+        mTargetBackgroundColor = endColor;
     }
 
     private void animateSplashScreenIcon() {
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PinnedStackListenerForwarder.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PinnedStackListenerForwarder.java
index ce98458..93ede7a 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PinnedStackListenerForwarder.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PinnedStackListenerForwarder.java
@@ -16,7 +16,6 @@
 
 package com.android.wm.shell.pip;
 
-import android.content.ComponentName;
 import android.os.RemoteException;
 import android.view.IPinnedTaskListener;
 import android.view.WindowManagerGlobal;
@@ -70,12 +69,6 @@
         }
     }
 
-    private void onActivityHidden(ComponentName componentName) {
-        for (PinnedTaskListener listener : mListeners) {
-            listener.onActivityHidden(componentName);
-        }
-    }
-
     @BinderThread
     private class PinnedTaskListenerImpl extends IPinnedTaskListener.Stub {
         @Override
@@ -91,13 +84,6 @@
                 PinnedStackListenerForwarder.this.onImeVisibilityChanged(imeVisible, imeHeight);
             });
         }
-
-        @Override
-        public void onActivityHidden(ComponentName componentName) {
-            mMainExecutor.execute(() -> {
-                PinnedStackListenerForwarder.this.onActivityHidden(componentName);
-            });
-        }
     }
 
     /**
@@ -108,7 +94,5 @@
         public void onMovementBoundsChanged(boolean fromImeAdjustment) {}
 
         public void onImeVisibilityChanged(boolean imeVisible, int imeHeight) {}
-
-        public void onActivityHidden(ComponentName componentName) {}
     }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
index a749019..b27c428 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/Pip.java
@@ -16,10 +16,12 @@
 
 package com.android.wm.shell.pip;
 
+import android.annotation.NonNull;
 import android.graphics.Rect;
 
 import com.android.wm.shell.shared.annotations.ExternalThread;
 
+import java.util.concurrent.Executor;
 import java.util.function.Consumer;
 
 /**
@@ -69,9 +71,10 @@
     default void removePipExclusionBoundsChangeListener(Consumer<Rect> listener) { }
 
     /**
-     * @return {@link PipTransitionController} instance.
+     * Register {@link PipTransitionController.PipTransitionCallback} to listen on PiP transition
+     * started / finished callbacks.
      */
-    default PipTransitionController getPipTransitionController() {
-        return null;
-    }
+    default void registerPipTransitionCallback(
+            @NonNull PipTransitionController.PipTransitionCallback callback,
+            @NonNull Executor executor) { }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
index e2e1ecd..3fae370 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java
@@ -423,7 +423,8 @@
             });
             mPipTransitionController.setPipOrganizer(this);
             displayController.addDisplayWindowListener(this);
-            pipTransitionController.registerPipTransitionCallback(mPipTransitionCallback);
+            pipTransitionController.registerPipTransitionCallback(
+                    mPipTransitionCallback, mMainExecutor);
         }
     }
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransition.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransition.java
index 3cae72d..f3a8fbf 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransition.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransition.java
@@ -24,6 +24,7 @@
 import static android.view.Surface.ROTATION_270;
 import static android.view.Surface.ROTATION_90;
 import static android.view.WindowManager.TRANSIT_CHANGE;
+import static android.view.WindowManager.TRANSIT_CLOSE;
 import static android.view.WindowManager.TRANSIT_OPEN;
 import static android.view.WindowManager.TRANSIT_PIP;
 import static android.view.WindowManager.TRANSIT_TO_BACK;
@@ -300,6 +301,10 @@
                     finishTransaction);
         }
 
+        if (isCurrentPipActivityClosed(info)) {
+            mPipBoundsState.setLastPipComponentName(null /* componentName */);
+        }
+
         return false;
     }
 
@@ -322,6 +327,21 @@
         return true;
     }
 
+    private boolean isCurrentPipActivityClosed(TransitionInfo info) {
+        for (int i = info.getChanges().size() - 1; i >= 0; --i) {
+            TransitionInfo.Change change = info.getChanges().get(i);
+            boolean isTaskChange = change.getTaskInfo() != null;
+            boolean hasComponentNameOfPip = change.getActivityComponent() != null
+                    && change.getActivityComponent().equals(
+                            mPipBoundsState.getLastPipComponentName());
+            if (!isTaskChange && change.getMode() == TRANSIT_CLOSE && hasComponentNameOfPip) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+
     @Override
     public void mergeAnimation(@NonNull IBinder transition, @NonNull TransitionInfo info,
             @NonNull SurfaceControl.Transaction t, @NonNull IBinder mergeTarget,
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransitionController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransitionController.java
index 6eefdcf..a7c47f9 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransitionController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTransitionController.java
@@ -53,8 +53,9 @@
 import com.android.wm.shell.transition.Transitions;
 
 import java.io.PrintWriter;
-import java.util.ArrayList;
-import java.util.List;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.Executor;
 
 /**
  * Responsible supplying PiP Transitions.
@@ -66,7 +67,7 @@
     protected final ShellTaskOrganizer mShellTaskOrganizer;
     protected final PipMenuController mPipMenuController;
     protected final Transitions mTransitions;
-    private final List<PipTransitionCallback> mPipTransitionCallbacks = new ArrayList<>();
+    private final Map<PipTransitionCallback, Executor> mPipTransitionCallbacks = new HashMap<>();
     protected PipTaskOrganizer mPipOrganizer;
     protected DefaultMixedHandler mMixedHandler;
 
@@ -181,16 +182,18 @@
     /**
      * Registers {@link PipTransitionCallback} to receive transition callbacks.
      */
-    public void registerPipTransitionCallback(PipTransitionCallback callback) {
-        mPipTransitionCallbacks.add(callback);
+    public void registerPipTransitionCallback(
+            @NonNull PipTransitionCallback callback, @NonNull Executor executor) {
+        mPipTransitionCallbacks.put(callback, executor);
     }
 
     protected void sendOnPipTransitionStarted(
             @PipAnimationController.TransitionDirection int direction) {
         final Rect pipBounds = mPipBoundsState.getBounds();
-        for (int i = mPipTransitionCallbacks.size() - 1; i >= 0; i--) {
-            final PipTransitionCallback callback = mPipTransitionCallbacks.get(i);
-            callback.onPipTransitionStarted(direction, pipBounds);
+        for (Map.Entry<PipTransitionCallback, Executor> entry
+                : mPipTransitionCallbacks.entrySet()) {
+            entry.getValue().execute(
+                    () -> entry.getKey().onPipTransitionStarted(direction, pipBounds));
         }
         if (isInPipDirection(direction) && Flags.enablePipUiStateCallbackOnEntering()) {
             try {
@@ -207,9 +210,10 @@
 
     protected void sendOnPipTransitionFinished(
             @PipAnimationController.TransitionDirection int direction) {
-        for (int i = mPipTransitionCallbacks.size() - 1; i >= 0; i--) {
-            final PipTransitionCallback callback = mPipTransitionCallbacks.get(i);
-            callback.onPipTransitionFinished(direction);
+        for (Map.Entry<PipTransitionCallback, Executor> entry
+                : mPipTransitionCallbacks.entrySet()) {
+            entry.getValue().execute(
+                    () -> entry.getKey().onPipTransitionFinished(direction));
         }
         if (isInPipDirection(direction) && Flags.enablePipUiStateCallbackOnEntering()) {
             try {
@@ -226,9 +230,10 @@
 
     protected void sendOnPipTransitionCancelled(
             @PipAnimationController.TransitionDirection int direction) {
-        for (int i = mPipTransitionCallbacks.size() - 1; i >= 0; i--) {
-            final PipTransitionCallback callback = mPipTransitionCallbacks.get(i);
-            callback.onPipTransitionCanceled(direction);
+        for (Map.Entry<PipTransitionCallback, Executor> entry
+                : mPipTransitionCallbacks.entrySet()) {
+            entry.getValue().execute(
+                    () -> entry.getKey().onPipTransitionCanceled(direction));
         }
     }
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipController.java
index 8c4bf76..448d4f5 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipController.java
@@ -106,6 +106,7 @@
 import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
+import java.util.concurrent.Executor;
 import java.util.function.Consumer;
 
 /**
@@ -367,15 +368,6 @@
                     false /* fromRotation */, fromImeAdjustment, false /* fromShelfAdjustment */,
                     null /* windowContainerTransaction */);
         }
-
-        @Override
-        public void onActivityHidden(ComponentName componentName) {
-            if (componentName.equals(mPipBoundsState.getLastPipComponentName())) {
-                // The activity was removed, we don't want to restore to the reentry state
-                // saved for this component anymore.
-                mPipBoundsState.setLastPipComponentName(null);
-            }
-        }
     }
 
     /**
@@ -487,7 +479,7 @@
         mShellCommandHandler.addDumpCallback(this::dump, this);
         mPipInputConsumer = new PipInputConsumer(WindowManagerGlobal.getWindowManagerService(),
                 INPUT_CONSUMER_PIP, mMainExecutor);
-        mPipTransitionController.registerPipTransitionCallback(this);
+        mPipTransitionController.registerPipTransitionCallback(this, mMainExecutor);
         mPipTaskOrganizer.registerOnDisplayIdChangeCallback((int displayId) -> {
             mPipDisplayLayoutState.setDisplayId(displayId);
             onDisplayChanged(mDisplayController.getDisplayLayout(displayId),
@@ -1229,8 +1221,11 @@
         }
 
         @Override
-        public PipTransitionController getPipTransitionController() {
-            return mPipTransitionController;
+        public void registerPipTransitionCallback(
+                PipTransitionController.PipTransitionCallback callback,
+                Executor executor) {
+            mMainExecutor.execute(() -> mPipTransitionController.registerPipTransitionCallback(
+                    callback, executor));
         }
     }
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMotionHelper.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMotionHelper.java
index ef46843..f5bd006 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMotionHelper.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMotionHelper.java
@@ -38,6 +38,7 @@
 import com.android.wm.shell.R;
 import com.android.wm.shell.animation.FloatProperties;
 import com.android.wm.shell.common.FloatingContentCoordinator;
+import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.magnetictarget.MagnetizedObject;
 import com.android.wm.shell.common.pip.PipAppOpsListener;
 import com.android.wm.shell.common.pip.PipBoundsState;
@@ -47,6 +48,7 @@
 import com.android.wm.shell.pip.PipTransitionController;
 import com.android.wm.shell.protolog.ShellProtoLogGroup;
 import com.android.wm.shell.shared.animation.PhysicsAnimator;
+import com.android.wm.shell.shared.annotations.ShellMainThread;
 
 import kotlin.Unit;
 import kotlin.jvm.functions.Function0;
@@ -171,7 +173,9 @@
         public void onPipTransitionCanceled(int direction) {}
     };
 
-    public PipMotionHelper(Context context, @NonNull PipBoundsState pipBoundsState,
+    public PipMotionHelper(Context context,
+            @ShellMainThread ShellExecutor mainExecutor,
+            @NonNull PipBoundsState pipBoundsState,
             PipTaskOrganizer pipTaskOrganizer, PhonePipMenuController menuController,
             PipSnapAlgorithm snapAlgorithm, PipTransitionController pipTransitionController,
             FloatingContentCoordinator floatingContentCoordinator,
@@ -183,7 +187,7 @@
         mSnapAlgorithm = snapAlgorithm;
         mFloatingContentCoordinator = floatingContentCoordinator;
         mPipPerfHintController = pipPerfHintControllerOptional.orElse(null);
-        pipTransitionController.registerPipTransitionCallback(mPipTransitionCallback);
+        pipTransitionController.registerPipTransitionCallback(mPipTransitionCallback, mainExecutor);
         mResizePipUpdateListener = (target, values) -> {
             if (mPipBoundsState.getMotionBoundsState().isInMotion()) {
                 mPipTaskOrganizer.scheduleUserResizePip(getBounds(),
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/tv/TvPipController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/tv/TvPipController.java
index 3d28646..b6a7c56 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/tv/TvPipController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/tv/TvPipController.java
@@ -257,7 +257,7 @@
     }
 
     private void onInit() {
-        mPipTransitionController.registerPipTransitionCallback(this);
+        mPipTransitionController.registerPipTransitionCallback(this, mMainExecutor);
 
         reloadResources();
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/TaskStackTransitionObserver.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/TaskStackTransitionObserver.kt
index 7c5f10a..8ee72b4 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/recents/TaskStackTransitionObserver.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/recents/TaskStackTransitionObserver.kt
@@ -76,21 +76,40 @@
                     continue
                 }
 
+                // Filter out changes that we care about
                 if (change.mode == WindowManager.TRANSIT_OPEN) {
                     change.taskInfo?.let { taskInfoList.add(it) }
                     transitionTypeList.add(change.mode)
                 }
             }
-            transitionToTransitionChanges.put(
-                transition,
-                TransitionChanges(taskInfoList, transitionTypeList)
-            )
+            // Only add the transition to map if it has a change we care about
+            if (taskInfoList.isNotEmpty()) {
+                transitionToTransitionChanges.put(
+                    transition,
+                    TransitionChanges(taskInfoList, transitionTypeList)
+                )
+            }
         }
     }
 
     override fun onTransitionStarting(transition: IBinder) {}
 
-    override fun onTransitionMerged(merged: IBinder, playing: IBinder) {}
+    override fun onTransitionMerged(merged: IBinder, playing: IBinder) {
+        val mergedTransitionChanges =
+            transitionToTransitionChanges.get(merged)
+                ?:
+                // We are adding changes of the merged transition to changes of the playing
+                // transition so if there is no changes nothing to do.
+                return
+
+        transitionToTransitionChanges.remove(merged)
+        val playingTransitionChanges = transitionToTransitionChanges.get(playing)
+        if (playingTransitionChanges != null) {
+            playingTransitionChanges.merge(mergedTransitionChanges)
+        } else {
+            transitionToTransitionChanges.put(playing, mergedTransitionChanges)
+        }
+    }
 
     override fun onTransitionFinished(transition: IBinder, aborted: Boolean) {
         val taskInfoList =
@@ -138,6 +157,11 @@
 
     private data class TransitionChanges(
         val taskInfoList: MutableList<RunningTaskInfo> = ArrayList(),
-        val transitionTypeList: MutableList<Int> = ArrayList()
-    )
+        val transitionTypeList: MutableList<Int> = ArrayList(),
+    ) {
+        fun merge(transitionChanges: TransitionChanges) {
+            taskInfoList.addAll(transitionChanges.taskInfoList)
+            transitionTypeList.addAll(transitionChanges.transitionTypeList)
+        }
+    }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java
index 9412b2b..9db153f 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultTransitionHandler.java
@@ -53,6 +53,7 @@
 import static android.window.TransitionInfo.FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT;
 import static android.window.TransitionInfo.FLAG_TRANSLUCENT;
 
+import static com.android.internal.policy.TransitionAnimation.WALLPAPER_TRANSITION_CHANGE;
 import static com.android.internal.policy.TransitionAnimation.WALLPAPER_TRANSITION_CLOSE;
 import static com.android.internal.policy.TransitionAnimation.WALLPAPER_TRANSITION_INTRA_CLOSE;
 import static com.android.internal.policy.TransitionAnimation.WALLPAPER_TRANSITION_INTRA_OPEN;
@@ -944,12 +945,15 @@
     }
 
     private static int getWallpaperTransitType(TransitionInfo info) {
+        boolean hasWallpaper = false;
         boolean hasOpenWallpaper = false;
         boolean hasCloseWallpaper = false;
 
         for (int i = info.getChanges().size() - 1; i >= 0; --i) {
             final TransitionInfo.Change change = info.getChanges().get(i);
-            if ((change.getFlags() & FLAG_SHOW_WALLPAPER) != 0) {
+            if ((change.getFlags() & FLAG_SHOW_WALLPAPER) != 0
+                    || (change.getFlags() & FLAG_IS_WALLPAPER) != 0) {
+                hasWallpaper = true;
                 if (TransitionUtil.isOpeningType(change.getMode())) {
                     hasOpenWallpaper = true;
                 } else if (TransitionUtil.isClosingType(change.getMode())) {
@@ -965,6 +969,8 @@
             return WALLPAPER_TRANSITION_OPEN;
         } else if (hasCloseWallpaper) {
             return WALLPAPER_TRANSITION_CLOSE;
+        } else if (hasWallpaper) {
+            return WALLPAPER_TRANSITION_CHANGE;
         } else {
             return WALLPAPER_TRANSITION_NONE;
         }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/MixedTransitionHelper.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/MixedTransitionHelper.java
index e8b01b5..7a42236 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/MixedTransitionHelper.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/MixedTransitionHelper.java
@@ -184,7 +184,8 @@
 
         for (int i = info.getChanges().size() - 1; i >= 0; --i) {
             TransitionInfo.Change change = info.getChanges().get(i);
-            if (change == pipChange || !isOpeningMode(change.getMode())) {
+            if (change == pipChange || !isOpeningMode(change.getMode()) ||
+                    change.getTaskInfo() == null) {
                 // Ignore the change/task that's going into Pip or not opening
                 continue;
             }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
index d2760ff..f6e38da 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/transition/Transitions.java
@@ -28,12 +28,15 @@
 import static android.view.WindowManager.TRANSIT_TO_BACK;
 import static android.view.WindowManager.TRANSIT_TO_FRONT;
 import static android.view.WindowManager.fixScale;
+import static android.window.TransitionInfo.FLAGS_IS_NON_APP_WINDOW;
 import static android.window.TransitionInfo.FLAG_BACK_GESTURE_ANIMATED;
 import static android.window.TransitionInfo.FLAG_IS_BEHIND_STARTING_WINDOW;
 import static android.window.TransitionInfo.FLAG_IS_OCCLUDED;
+import static android.window.TransitionInfo.FLAG_IS_WALLPAPER;
 import static android.window.TransitionInfo.FLAG_NO_ANIMATION;
 import static android.window.TransitionInfo.FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT;
 
+import static com.android.window.flags.Flags.ensureWallpaperInTransitions;
 import static com.android.systemui.shared.Flags.returnAnimationFrameworkLibrary;
 import static com.android.wm.shell.shared.TransitionUtil.isClosingType;
 import static com.android.wm.shell.shared.TransitionUtil.isOpeningType;
@@ -519,12 +522,17 @@
         boolean isOpening = isOpeningType(info.getType());
         for (int i = info.getChanges().size() - 1; i >= 0; --i) {
             final TransitionInfo.Change change = info.getChanges().get(i);
-            if (change.hasFlags(TransitionInfo.FLAGS_IS_NON_APP_WINDOW)) {
+            if (change.hasFlags(FLAGS_IS_NON_APP_WINDOW & ~FLAG_IS_WALLPAPER)) {
                 // Currently system windows are controlled by WindowState, so don't change their
                 // surfaces. Otherwise their surfaces could be hidden or cropped unexpectedly.
-                // This includes Wallpaper (always z-ordered at bottom) and IME (associated with
-                // app), because there may not be a transition associated with their visibility
-                // changes, and currently they don't need transition animation.
+                // This includes IME (associated with app), because there may not be a transition
+                // associated with their visibility changes, and currently they don't need a
+                // transition animation.
+                continue;
+            }
+            if (change.hasFlags(FLAG_IS_WALLPAPER) && !ensureWallpaperInTransitions()) {
+                // Wallpaper is always z-ordered at bottom, and historically is not animated by
+                // transition handlers.
                 continue;
             }
             final SurfaceControl leash = change.getLeash();
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModel.java b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModel.java
index e1009a0..180e4f9 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModel.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModel.java
@@ -26,7 +26,6 @@
 import static android.view.MotionEvent.ACTION_CANCEL;
 import static android.view.MotionEvent.ACTION_HOVER_ENTER;
 import static android.view.MotionEvent.ACTION_HOVER_EXIT;
-import static android.view.MotionEvent.ACTION_HOVER_MOVE;
 import static android.view.MotionEvent.ACTION_MOVE;
 import static android.view.MotionEvent.ACTION_UP;
 import static android.view.WindowInsets.Type.statusBars;
@@ -103,6 +102,7 @@
 import com.android.wm.shell.transition.Transitions;
 import com.android.wm.shell.windowdecor.DesktopModeWindowDecoration.ExclusionRegionListener;
 import com.android.wm.shell.windowdecor.extension.TaskInfoKt;
+import com.android.wm.shell.windowdecor.viewholder.AppHeaderViewHolder;
 
 import java.io.PrintWriter;
 import java.util.Objects;
@@ -383,10 +383,32 @@
         mWindowDecorByTaskId.remove(taskInfo.taskId);
     }
 
+    private void onMaximizeOrRestore(int taskId, String tag) {
+        final DesktopModeWindowDecoration decoration = mWindowDecorByTaskId.get(taskId);
+        if (decoration == null) {
+            return;
+        }
+        InteractionJankMonitorUtils.beginTracing(
+                Cuj.CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW, mContext, decoration.mTaskSurface, tag);
+        mDesktopTasksController.toggleDesktopTaskSize(decoration.mTaskInfo);
+        decoration.closeHandleMenu();
+        decoration.closeMaximizeMenu();
+    }
+
+    private void onSnapResize(int taskId, boolean left) {
+        final DesktopModeWindowDecoration decoration = mWindowDecorByTaskId.get(taskId);
+        if (decoration == null) {
+            return;
+        }
+        mDesktopTasksController.snapToHalfScreen(decoration.mTaskInfo,
+                left ? SnapPosition.LEFT : SnapPosition.RIGHT);
+        decoration.closeHandleMenu();
+        decoration.closeMaximizeMenu();
+    }
+
     private class DesktopModeTouchEventListener extends GestureDetector.SimpleOnGestureListener
             implements View.OnClickListener, View.OnTouchListener, View.OnLongClickListener,
             View.OnGenericMotionListener, DragDetector.MotionEventHandler {
-        private static final int CLOSE_MAXIMIZE_MENU_DELAY_MS = 150;
 
         private final int mTaskId;
         private final WindowContainerToken mTaskToken;
@@ -405,7 +427,6 @@
         private boolean mTouchscreenInUse;
         private boolean mHasLongClicked;
         private int mDragPointerId = -1;
-        private final Runnable mCloseMaximizeWindowRunnable;
 
         private DesktopModeTouchEventListener(
                 RunningTaskInfo taskInfo,
@@ -416,11 +437,6 @@
             mDragDetector = new DragDetector(this);
             mGestureDetector = new GestureDetector(mContext, this);
             mDisplayId = taskInfo.displayId;
-            mCloseMaximizeWindowRunnable = () -> {
-                final DesktopModeWindowDecoration decoration = mWindowDecorByTaskId.get(mTaskId);
-                if (decoration == null) return;
-                decoration.closeMaximizeMenu();
-            };
         }
 
         @Override
@@ -472,31 +488,12 @@
             } else if (id == R.id.collapse_menu_button) {
                 decoration.closeHandleMenu();
             } else if (id == R.id.maximize_window) {
-                InteractionJankMonitorUtils.beginTracing(
-                        Cuj.CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW, /* view= */ v,
-                        /* tag= */ "caption_bar_button");
-                final RunningTaskInfo taskInfo = decoration.mTaskInfo;
-                decoration.closeHandleMenu();
-                decoration.closeMaximizeMenu();
-                mDesktopTasksController.toggleDesktopTaskSize(taskInfo);
-            } else if (id == R.id.maximize_menu_maximize_button) {
-                InteractionJankMonitorUtils.beginTracing(
-                        Cuj.CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW, /* view= */ v,
-                        /* tag= */ "maximize_menu_option");
-                final RunningTaskInfo taskInfo = decoration.mTaskInfo;
-                mDesktopTasksController.toggleDesktopTaskSize(taskInfo);
-                decoration.closeHandleMenu();
-                decoration.closeMaximizeMenu();
-            } else if (id == R.id.maximize_menu_snap_left_button) {
-                final RunningTaskInfo taskInfo = decoration.mTaskInfo;
-                mDesktopTasksController.snapToHalfScreen(taskInfo, SnapPosition.LEFT);
-                decoration.closeHandleMenu();
-                decoration.closeMaximizeMenu();
-            } else if (id == R.id.maximize_menu_snap_right_button) {
-                final RunningTaskInfo taskInfo = decoration.mTaskInfo;
-                mDesktopTasksController.snapToHalfScreen(taskInfo, SnapPosition.RIGHT);
-                decoration.closeHandleMenu();
-                decoration.closeMaximizeMenu();
+                // TODO(b/346441962): move click detection logic into the decor's
+                //  {@link AppHeaderViewHolder}. Let it encapsulate the that and have it report
+                //  back to the decoration using
+                //  {@link DesktopModeWindowDecoration#setOnMaximizeOrRestoreClickListener}, which
+                //  should shared with the maximize menu's maximize/restore actions.
+                onMaximizeOrRestore(decoration.mTaskInfo.taskId, "caption_bar_button");
             }
         }
 
@@ -578,40 +575,26 @@
             return false;
         }
 
+        /**
+         * TODO(b/346441962): move this hover detection logic into the decor's
+         * {@link AppHeaderViewHolder}.
+         */
         @Override
         public boolean onGenericMotion(View v, MotionEvent ev) {
             final DesktopModeWindowDecoration decoration = mWindowDecorByTaskId.get(mTaskId);
             final int id = v.getId();
-            if (ev.getAction() == ACTION_HOVER_ENTER) {
-                if (!decoration.isMaximizeMenuActive() && id == R.id.maximize_window) {
-                    decoration.onMaximizeWindowHoverEnter();
-                } else if (id == R.id.maximize_window
-                        || MaximizeMenu.Companion.isMaximizeMenuView(id)) {
-                    // Re-hovering over any of the maximize menu views should keep the menu open by
-                    // cancelling any attempts to close the menu.
-                    mMainHandler.removeCallbacks(mCloseMaximizeWindowRunnable);
-                    if (id != R.id.maximize_window) {
-                        decoration.onMaximizeMenuHoverEnter(id, ev);
-                    }
+            if (ev.getAction() == ACTION_HOVER_ENTER && id == R.id.maximize_window) {
+                decoration.setAppHeaderMaximizeButtonHovered(true);
+                if (!decoration.isMaximizeMenuActive()) {
+                    decoration.onMaximizeButtonHoverEnter();
                 }
                 return true;
-            } else if (ev.getAction() == ACTION_HOVER_MOVE
-                    && MaximizeMenu.Companion.isMaximizeMenuView(id)) {
-                decoration.onMaximizeMenuHoverMove(id, ev);
-                mMainHandler.removeCallbacks(mCloseMaximizeWindowRunnable);
-            } else if (ev.getAction() == ACTION_HOVER_EXIT) {
-                if (!decoration.isMaximizeMenuActive() && id == R.id.maximize_window) {
-                    decoration.onMaximizeWindowHoverExit();
-                } else if (id == R.id.maximize_window
-                        || MaximizeMenu.Companion.isMaximizeMenuView(id)) {
-                    // Close menu if not hovering over maximize menu or maximize button after a
-                    // delay to give user a chance to re-enter view or to move from one maximize
-                    // menu view to another.
-                    mMainHandler.postDelayed(mCloseMaximizeWindowRunnable,
-                            CLOSE_MAXIMIZE_MENU_DELAY_MS);
-                    if (id != R.id.maximize_window) {
-                        decoration.onMaximizeMenuHoverExit(id, ev);
-                    }
+            }
+            if (ev.getAction() == ACTION_HOVER_EXIT && id == R.id.maximize_window) {
+                decoration.setAppHeaderMaximizeButtonHovered(false);
+                decoration.onMaximizeHoverStateChanged();
+                if (!decoration.isMaximizeMenuActive()) {
+                    decoration.onMaximizeButtonHoverExit();
                 }
                 return true;
             }
@@ -719,11 +702,7 @@
                     && action != MotionEvent.ACTION_CANCEL)) {
                 return false;
             }
-            final DesktopModeWindowDecoration decoration = mWindowDecorByTaskId.get(mTaskId);
-            InteractionJankMonitorUtils.beginTracing(
-                    Cuj.CUJ_DESKTOP_MODE_MAXIMIZE_WINDOW, mContext,
-                    /* surface= */ decoration.mTaskSurface, /* tag= */ "double_tap");
-            mDesktopTasksController.toggleDesktopTaskSize(decoration.mTaskInfo);
+            onMaximizeOrRestore(mTaskId, "double_tap");
             return true;
         }
     }
@@ -1105,7 +1084,13 @@
 
         final DesktopModeTouchEventListener touchEventListener =
                 new DesktopModeTouchEventListener(taskInfo, dragPositioningCallback);
-
+        windowDecoration.setOnMaximizeOrRestoreClickListener(this::onMaximizeOrRestore);
+        windowDecoration.setOnLeftSnapClickListener((taskId, tag) -> {
+            onSnapResize(taskId, true /* isLeft */);
+        });
+        windowDecoration.setOnRightSnapClickListener((taskId, tag) -> {
+            onSnapResize(taskId, false /* isLeft */);
+        });
         windowDecoration.setCaptionListeners(
                 touchEventListener, touchEventListener, touchEventListener, touchEventListener);
         windowDecoration.setExclusionRegionListener(mExclusionRegionListener);
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecoration.java b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecoration.java
index 4d597ca..f53c21d 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecoration.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecoration.java
@@ -69,6 +69,7 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.shared.DesktopModeStatus;
 import com.android.wm.shell.splitscreen.SplitScreenController;
+import com.android.wm.shell.windowdecor.common.OnTaskActionClickListener;
 import com.android.wm.shell.windowdecor.extension.TaskInfoKt;
 import com.android.wm.shell.windowdecor.viewholder.AppHandleViewHolder;
 import com.android.wm.shell.windowdecor.viewholder.AppHeaderViewHolder;
@@ -87,6 +88,9 @@
 public class DesktopModeWindowDecoration extends WindowDecoration<WindowDecorLinearLayout> {
     private static final String TAG = "DesktopModeWindowDecoration";
 
+    @VisibleForTesting
+    static final long CLOSE_MAXIMIZE_MENU_DELAY_MS = 150L;
+
     private final Handler mHandler;
     private final Choreographer mChoreographer;
     private final SyncTransactionQueue mSyncQueue;
@@ -96,6 +100,9 @@
     private View.OnTouchListener mOnCaptionTouchListener;
     private View.OnLongClickListener mOnCaptionLongClickListener;
     private View.OnGenericMotionListener mOnCaptionGenericMotionListener;
+    private OnTaskActionClickListener mOnMaximizeOrRestoreClickListener;
+    private OnTaskActionClickListener mOnLeftSnapClickListener;
+    private OnTaskActionClickListener mOnRightSnapClickListener;
     private DragPositioningCallback mDragPositioningCallback;
     private DragResizeInputListener mDragResizeListener;
     private DragDetector mDragDetector;
@@ -120,6 +127,16 @@
     private ExclusionRegionListener mExclusionRegionListener;
 
     private final RootTaskDisplayAreaOrganizer mRootTaskDisplayAreaOrganizer;
+    private final MaximizeMenuFactory mMaximizeMenuFactory;
+
+    // Hover state for the maximize menu and button. The menu will remain open as long as either of
+    // these is true. See {@link #onMaximizeHoverStateChanged()}.
+    private boolean mIsAppHeaderMaximizeButtonHovered = false;
+    private boolean mIsMaximizeMenuHovered = false;
+    // Used to schedule the closing of the maximize menu when neither of the button or menu are
+    // being hovered. There's a small delay after stopping the hover, to allow a quick reentry
+    // to cancel the close.
+    private final Runnable mCloseMaximizeWindowRunnable = this::closeMaximizeMenu;
 
     DesktopModeWindowDecoration(
             Context context,
@@ -135,7 +152,8 @@
                 handler, choreographer, syncQueue, rootTaskDisplayAreaOrganizer,
                 SurfaceControl.Builder::new, SurfaceControl.Transaction::new,
                 WindowContainerTransaction::new, SurfaceControl::new,
-                new SurfaceControlViewHostFactory() {});
+                new SurfaceControlViewHostFactory() {},
+                DefaultMaximizeMenuFactory.INSTANCE);
     }
 
     DesktopModeWindowDecoration(
@@ -152,7 +170,8 @@
             Supplier<SurfaceControl.Transaction> surfaceControlTransactionSupplier,
             Supplier<WindowContainerTransaction> windowContainerTransactionSupplier,
             Supplier<SurfaceControl> surfaceControlSupplier,
-            SurfaceControlViewHostFactory surfaceControlViewHostFactory) {
+            SurfaceControlViewHostFactory surfaceControlViewHostFactory,
+            MaximizeMenuFactory maximizeMenuFactory) {
         super(context, displayController, taskOrganizer, taskInfo, taskSurface,
                 surfaceControlBuilderSupplier, surfaceControlTransactionSupplier,
                 windowContainerTransactionSupplier, surfaceControlSupplier,
@@ -161,6 +180,31 @@
         mChoreographer = choreographer;
         mSyncQueue = syncQueue;
         mRootTaskDisplayAreaOrganizer = rootTaskDisplayAreaOrganizer;
+        mMaximizeMenuFactory = maximizeMenuFactory;
+    }
+
+    /**
+     * Register a listener to be called back when one of the tasks' maximize/restore action is
+     * triggered.
+     * TODO(b/346441962): hook this up to double-tap and the header's maximize button, instead of
+     *  having the ViewModel deal with parsing motion events.
+     */
+    void setOnMaximizeOrRestoreClickListener(OnTaskActionClickListener listener) {
+        mOnMaximizeOrRestoreClickListener = listener;
+    }
+
+    /**
+     * Register a listener to be called back when one of the tasks snap-left action is triggered.
+     */
+    void setOnLeftSnapClickListener(OnTaskActionClickListener listener) {
+        mOnLeftSnapClickListener = listener;
+    }
+
+    /**
+     * Register a listener to be called back when one of the tasks' snap-right action is triggered.
+     */
+    void setOnRightSnapClickListener(OnTaskActionClickListener listener) {
+        mOnRightSnapClickListener = listener;
     }
 
     void setCaptionListeners(
@@ -714,11 +758,41 @@
      * Create and display maximize menu window
      */
     void createMaximizeMenu() {
-        mMaximizeMenu = new MaximizeMenu(mSyncQueue, mRootTaskDisplayAreaOrganizer,
-                mDisplayController, mTaskInfo, mOnCaptionButtonClickListener,
-                mOnCaptionGenericMotionListener, mOnCaptionTouchListener, mContext,
+        mMaximizeMenu = mMaximizeMenuFactory.create(mSyncQueue, mRootTaskDisplayAreaOrganizer,
+                mDisplayController, mTaskInfo, mContext,
                 calculateMaximizeMenuPosition(), mSurfaceControlTransactionSupplier);
-        mMaximizeMenu.show();
+        mMaximizeMenu.show(
+                mOnMaximizeOrRestoreClickListener,
+                mOnLeftSnapClickListener,
+                mOnRightSnapClickListener,
+                hovered -> {
+                    mIsMaximizeMenuHovered = hovered;
+                    onMaximizeHoverStateChanged();
+                    return null;
+                }
+        );
+    }
+
+    /** Set whether the app header's maximize button is hovered. */
+    void setAppHeaderMaximizeButtonHovered(boolean hovered) {
+        mIsAppHeaderMaximizeButtonHovered = hovered;
+        onMaximizeHoverStateChanged();
+    }
+
+    /**
+     * Called when either one of the maximize button in the app header or the maximize menu has
+     * changed its hover state.
+     */
+    void onMaximizeHoverStateChanged() {
+        if (!mIsMaximizeMenuHovered && !mIsAppHeaderMaximizeButtonHovered) {
+            // Neither is hovered, close the menu.
+            if (isMaximizeMenuActive()) {
+                mHandler.postDelayed(mCloseMaximizeWindowRunnable, CLOSE_MAXIMIZE_MENU_DELAY_MS);
+            }
+            return;
+        }
+        // At least one of the two is hovered, cancel the close if needed.
+        mHandler.removeCallbacks(mCloseMaximizeWindowRunnable);
     }
 
     /**
@@ -992,34 +1066,22 @@
                 .setAnimatingTaskResize(animatingTaskResize);
     }
 
-    /** Called when there is a {@Link ACTION_HOVER_EXIT} on the maximize window button. */
-    void onMaximizeWindowHoverExit() {
+    /**
+     * Called when there is a {@link MotionEvent#ACTION_HOVER_EXIT} on the maximize window button.
+     */
+    void onMaximizeButtonHoverExit() {
         ((AppHeaderViewHolder) mWindowDecorViewHolder)
                 .onMaximizeWindowHoverExit();
     }
 
-    /** Called when there is a {@Link ACTION_HOVER_ENTER} on the maximize window button. */
-    void onMaximizeWindowHoverEnter() {
+    /**
+     * Called when there is a {@link MotionEvent#ACTION_HOVER_ENTER} on the maximize window button.
+     */
+    void onMaximizeButtonHoverEnter() {
         ((AppHeaderViewHolder) mWindowDecorViewHolder)
                 .onMaximizeWindowHoverEnter();
     }
 
-    /** Called when there is a {@Link ACTION_HOVER_ENTER} on a view in the maximize menu. */
-    void onMaximizeMenuHoverEnter(int id, MotionEvent ev) {
-        mMaximizeMenu.onMaximizeMenuHoverEnter(id, ev);
-    }
-
-    /** Called when there is a {@Link ACTION_HOVER_MOVE} on a view in the maximize menu. */
-    void onMaximizeMenuHoverMove(int id, MotionEvent ev) {
-        mMaximizeMenu.onMaximizeMenuHoverMove(id, ev);
-    }
-
-    /** Called when there is a {@Link ACTION_HOVER_EXIT} on a view in the maximize menu. */
-    void onMaximizeMenuHoverExit(int id, MotionEvent ev) {
-        mMaximizeMenu.onMaximizeMenuHoverExit(id, ev);
-    }
-
-
     @Override
     public String toString() {
         return "{"
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/MaximizeMenu.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/MaximizeMenu.kt
index 0470367..5f9f8d6 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/MaximizeMenu.kt
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/MaximizeMenu.kt
@@ -20,7 +20,6 @@
 import android.animation.ObjectAnimator
 import android.animation.ValueAnimator
 import android.annotation.ColorInt
-import android.annotation.IdRes
 import android.app.ActivityManager.RunningTaskInfo
 import android.content.Context
 import android.content.res.ColorStateList
@@ -28,6 +27,7 @@
 import android.graphics.Paint
 import android.graphics.PixelFormat
 import android.graphics.PointF
+import android.graphics.Rect
 import android.graphics.drawable.Drawable
 import android.graphics.drawable.GradientDrawable
 import android.graphics.drawable.LayerDrawable
@@ -37,16 +37,17 @@
 import android.util.StateSet
 import android.view.LayoutInflater
 import android.view.MotionEvent
+import android.view.MotionEvent.ACTION_HOVER_ENTER
+import android.view.MotionEvent.ACTION_HOVER_EXIT
+import android.view.MotionEvent.ACTION_HOVER_MOVE
 import android.view.SurfaceControl
 import android.view.SurfaceControl.Transaction
 import android.view.SurfaceControlViewHost
 import android.view.View
-import android.view.View.OnClickListener
-import android.view.View.OnGenericMotionListener
-import android.view.View.OnTouchListener
 import android.view.View.SCALE_Y
 import android.view.View.TRANSLATION_Y
 import android.view.View.TRANSLATION_Z
+import android.view.ViewGroup
 import android.view.WindowManager
 import android.view.WindowlessWindowManager
 import android.widget.Button
@@ -64,10 +65,10 @@
 import com.android.wm.shell.windowdecor.common.DecorThemeUtil
 import com.android.wm.shell.windowdecor.common.OPACITY_12
 import com.android.wm.shell.windowdecor.common.OPACITY_40
+import com.android.wm.shell.windowdecor.common.OnTaskActionClickListener
 import com.android.wm.shell.windowdecor.common.withAlpha
 import java.util.function.Supplier
 
-
 /**
  *  Menu that appears when user long clicks the maximize button. Gives the user the option to
  *  maximize the task or snap the task to the right or left half of the screen.
@@ -77,9 +78,6 @@
         private val rootTdaOrganizer: RootTaskDisplayAreaOrganizer,
         private val displayController: DisplayController,
         private val taskInfo: RunningTaskInfo,
-        private val onClickListener: OnClickListener,
-        private val onGenericMotionListener: OnGenericMotionListener,
-        private val onTouchListener: OnTouchListener,
         private val decorWindowContext: Context,
         private val menuPosition: PointF,
         private val transactionSupplier: Supplier<Transaction> = Supplier { Transaction() }
@@ -102,9 +100,19 @@
     }
 
     /** Creates and shows the maximize window. */
-    fun show() {
+    fun show(
+        onMaximizeClickListener: OnTaskActionClickListener,
+        onLeftSnapClickListener: OnTaskActionClickListener,
+        onRightSnapClickListener: OnTaskActionClickListener,
+        onHoverListener: (Boolean) -> Unit
+    ) {
         if (maximizeMenu != null) return
-        createMaximizeMenu()
+        createMaximizeMenu(
+            onMaximizeClickListener = onMaximizeClickListener,
+            onLeftSnapClickListener = onLeftSnapClickListener,
+            onRightSnapClickListener = onRightSnapClickListener,
+            onHoverListener = onHoverListener
+        )
         maximizeMenuView?.animateOpenMenu()
     }
 
@@ -117,7 +125,12 @@
     }
 
     /** Create a maximize menu that is attached to the display area. */
-    private fun createMaximizeMenu() {
+    private fun createMaximizeMenu(
+        onMaximizeClickListener: OnTaskActionClickListener,
+        onLeftSnapClickListener: OnTaskActionClickListener,
+        onRightSnapClickListener: OnTaskActionClickListener,
+        onHoverListener: (Boolean) -> Unit
+    ) {
         val t = transactionSupplier.get()
         val builder = SurfaceControl.Builder()
         rootTdaOrganizer.attachToDisplayArea(taskInfo.displayId, builder)
@@ -146,11 +159,19 @@
             context = decorWindowContext,
             menuHeight = menuHeight,
             menuPadding = menuPadding,
-            onClickListener = onClickListener,
-            onTouchListener = onTouchListener,
-            onGenericMotionListener = onGenericMotionListener,
         ).also { menuView ->
+            val taskId = taskInfo.taskId
             menuView.bind(taskInfo)
+            menuView.onMaximizeClickListener = {
+                onMaximizeClickListener.onClick(taskId, "maximize_menu_option")
+            }
+            menuView.onLeftSnapClickListener = {
+                onLeftSnapClickListener.onClick(taskId, "left_snap_option")
+            }
+            menuView.onRightSnapClickListener = {
+                onRightSnapClickListener.onClick(taskId, "right_snap_option")
+            }
+            menuView.onMenuHoverListener = onHoverListener
             viewHost.setView(menuView.rootView, lp)
         }
 
@@ -198,56 +219,6 @@
     }
 
     /**
-     * Called when a [MotionEvent.ACTION_HOVER_ENTER] is triggered on any of the menu's views.
-     *
-     * TODO(b/346440693): this is only needed for the left/right snap options that don't support
-     *  selector states to manage its hover state. Look into whether that can be added to avoid
-     *  manually tracking hover enter/exit motion events. Also because those button colors/states
-     *  aren't updating correctly for pressed, focused and selected states.
-     *  See also [onMaximizeMenuHoverMove] and [onMaximizeMenuHoverExit].
-     */
-    fun onMaximizeMenuHoverEnter(viewId: Int, ev: MotionEvent) {
-        setSnapButtonsColorOnHover(viewId, ev)
-    }
-
-    /** Called when a [MotionEvent.ACTION_HOVER_MOVE] is triggered on any of the menu's views. */
-    fun onMaximizeMenuHoverMove(viewId: Int, ev: MotionEvent) {
-        setSnapButtonsColorOnHover(viewId, ev)
-    }
-
-    /** Called when a [MotionEvent.ACTION_HOVER_EXIT] is triggered on any of the menu's views. */
-    fun onMaximizeMenuHoverExit(id: Int, ev: MotionEvent) {
-        val snapOptionsWidth = maximizeMenuView?.snapOptionsWidth ?: return
-        val snapOptionsHeight = maximizeMenuView?.snapOptionsHeight ?: return
-        val inSnapMenuBounds = ev.x >= 0 && ev.x <= snapOptionsWidth &&
-                ev.y >= 0 && ev.y <= snapOptionsHeight
-
-        if (id == R.id.maximize_menu_snap_menu_layout && !inSnapMenuBounds) {
-            // After exiting the snap menu layout area, checks to see that user is not still
-            // hovering within the snap menu layout bounds which would indicate that the user is
-            // hovering over a snap button within the snap menu layout rather than having exited.
-            maximizeMenuView?.updateSplitSnapSelection(MaximizeMenuView.SnapToHalfSelection.NONE)
-        }
-    }
-
-    private fun setSnapButtonsColorOnHover(viewId: Int, ev: MotionEvent) {
-        val snapOptionsWidth = maximizeMenuView?.snapOptionsWidth ?: return
-        val snapMenuCenter = snapOptionsWidth / 2
-        when {
-            viewId == R.id.maximize_menu_snap_left_button ||
-                    (viewId == R.id.maximize_menu_snap_menu_layout && ev.x <= snapMenuCenter) -> {
-                        maximizeMenuView
-                            ?.updateSplitSnapSelection(MaximizeMenuView.SnapToHalfSelection.LEFT)
-            }
-            viewId == R.id.maximize_menu_snap_right_button ||
-                    (viewId == R.id.maximize_menu_snap_menu_layout && ev.x > snapMenuCenter) -> {
-                        maximizeMenuView
-                            ?.updateSplitSnapSelection(MaximizeMenuView.SnapToHalfSelection.RIGHT)
-                    }
-        }
-    }
-
-    /**
      * The view within the Maximize Menu, presents maximize, restore and snap-to-side options for
      * resizing a Task.
      */
@@ -255,12 +226,11 @@
         context: Context,
         private val menuHeight: Int,
         private val menuPadding: Int,
-        onClickListener: OnClickListener,
-        onTouchListener: OnTouchListener,
-        onGenericMotionListener: OnGenericMotionListener,
     ) {
-        val rootView: View = LayoutInflater.from(context)
-            .inflate(R.layout.desktop_mode_window_decor_maximize_menu, null /* root */)
+        val rootView = LayoutInflater.from(context)
+            .inflate(R.layout.desktop_mode_window_decor_maximize_menu, null /* root */) as ViewGroup
+        private val container = requireViewById(R.id.container)
+        private val overlay = requireViewById(R.id.maximize_menu_overlay)
         private val maximizeText =
             requireViewById(R.id.maximize_menu_maximize_window_text) as TextView
         private val maximizeButton =
@@ -285,30 +255,63 @@
         private val fillRadius = context.resources
             .getDimensionPixelSize(R.dimen.desktop_mode_maximize_menu_buttons_fill_radius)
 
+        private val hoverTempRect = Rect()
         private val openMenuAnimatorSet = AnimatorSet()
         private lateinit var taskInfo: RunningTaskInfo
         private lateinit var style: MenuStyle
 
-        /** The width of the snap menu option view, including both left and right snaps. */
-        val snapOptionsWidth: Int
-            get() = snapButtonsLayout.width
-        /** The height of the snap menu option view, including both left and right snaps .*/
-        val snapOptionsHeight: Int
-            get() = snapButtonsLayout.height
+        /** Invoked when the maximize or restore option is clicked. */
+        var onMaximizeClickListener: (() -> Unit)? = null
+        /** Invoked when the left snap option is clicked. */
+        var onLeftSnapClickListener: (() -> Unit)? = null
+        /** Invoked when the right snap option is clicked. */
+        var onRightSnapClickListener: (() -> Unit)? = null
+        /** Invoked whenever the hover state of the menu changes. */
+        var onMenuHoverListener: ((Boolean) -> Unit)? = null
 
         init {
-            // TODO(b/346441962): encapsulate menu hover enter/exit logic inside this class and
-            //  expose only what  is actually relevant to outside classes so that specific checks
-            //  against resource IDs aren't needed outside this class.
-            rootView.setOnGenericMotionListener(onGenericMotionListener)
-            rootView.setOnTouchListener(onTouchListener)
-            maximizeButton.setOnClickListener(onClickListener)
-            maximizeButton.setOnGenericMotionListener(onGenericMotionListener)
-            snapRightButton.setOnClickListener(onClickListener)
-            snapRightButton.setOnGenericMotionListener(onGenericMotionListener)
-            snapLeftButton.setOnClickListener(onClickListener)
-            snapLeftButton.setOnGenericMotionListener(onGenericMotionListener)
-            snapButtonsLayout.setOnGenericMotionListener(onGenericMotionListener)
+            overlay.setOnHoverListener { _, event ->
+                // The overlay covers the entire menu, so it's a convenient way to monitor whether
+                // the menu is hovered as a whole or not.
+                when (event.action) {
+                    ACTION_HOVER_ENTER -> onMenuHoverListener?.invoke(true)
+                    ACTION_HOVER_EXIT -> onMenuHoverListener?.invoke(false)
+                }
+
+                // Also check if the hover falls within the snap options layout, to manually
+                // set the left/right state based on the event's position.
+                // TODO(b/346440693): this manual hover tracking is needed for left/right snap
+                //  because its view/background(s) don't support selector states. Look into whether
+                //  that can be added to avoid manual tracking. Also because these button
+                //  colors/state logic is only being applied on hover events, but there's pressed,
+                //  focused and selected states that should be responsive too.
+                val snapLayoutBoundsRelToOverlay = hoverTempRect.also { rect ->
+                    snapButtonsLayout.getDrawingRect(rect)
+                    rootView.offsetDescendantRectToMyCoords(snapButtonsLayout, rect)
+                }
+                if (event.action == ACTION_HOVER_ENTER || event.action == ACTION_HOVER_MOVE) {
+                    if (snapLayoutBoundsRelToOverlay.contains(event.x.toInt(), event.y.toInt())) {
+                        // Hover is inside the snap layout, anything left of center is the left
+                        // snap, and anything right of center is right snap.
+                        val layoutCenter = snapLayoutBoundsRelToOverlay.centerX()
+                        if (event.x < layoutCenter) {
+                            updateSplitSnapSelection(SnapToHalfSelection.LEFT)
+                        } else {
+                            updateSplitSnapSelection(SnapToHalfSelection.RIGHT)
+                        }
+                    } else {
+                        // Any other hover is outside the snap layout, so neither is selected.
+                        updateSplitSnapSelection(SnapToHalfSelection.NONE)
+                    }
+                }
+
+                // Don't consume the event to allow child views to receive the event too.
+                return@setOnHoverListener false
+            }
+
+            maximizeButton.setOnClickListener { onMaximizeClickListener?.invoke() }
+            snapRightButton.setOnClickListener { onRightSnapClickListener?.invoke() }
+            snapLeftButton.setOnClickListener { onLeftSnapClickListener?.invoke() }
 
             // To prevent aliasing.
             maximizeButton.setLayerType(View.LAYER_TYPE_SOFTWARE, null)
@@ -351,7 +354,7 @@
                             val value = animatedValue as Float
                             val topPadding = menuPadding -
                                     ((1 - value) * menuHeight).toInt()
-                            rootView.setPadding(menuPadding, topPadding,
+                            container.setPadding(menuPadding, topPadding,
                                 menuPadding, menuPadding)
                         }
                     },
@@ -410,7 +413,7 @@
         }
 
         /** Update the view state to a new snap to half selection. */
-        fun updateSplitSnapSelection(selection: SnapToHalfSelection) {
+        private fun updateSplitSnapSelection(selection: SnapToHalfSelection) {
             when (selection) {
                 SnapToHalfSelection.NONE -> deactivateSnapOptions()
                 SnapToHalfSelection.LEFT -> activateSnapOption(activateLeft = true)
@@ -638,13 +641,41 @@
         private const val ELEVATION_ANIMATION_DURATION_MS = 50L
         private const val CONTROLS_ALPHA_ANIMATION_DELAY_MS = 33L
         private const val MENU_Z_TRANSLATION = 1f
-        fun isMaximizeMenuView(@IdRes viewId: Int): Boolean {
-            return viewId == R.id.maximize_menu ||
-                    viewId == R.id.maximize_menu_maximize_button ||
-                    viewId == R.id.maximize_menu_snap_left_button ||
-                    viewId == R.id.maximize_menu_snap_right_button ||
-                    viewId == R.id.maximize_menu_snap_menu_layout ||
-                    viewId == R.id.maximize_menu_snap_menu_layout
-        }
+    }
+}
+
+/** A factory interface to create a [MaximizeMenu]. */
+interface MaximizeMenuFactory {
+    fun create(
+        syncQueue: SyncTransactionQueue,
+        rootTdaOrganizer: RootTaskDisplayAreaOrganizer,
+        displayController: DisplayController,
+        taskInfo: RunningTaskInfo,
+        decorWindowContext: Context,
+        menuPosition: PointF,
+        transactionSupplier: Supplier<Transaction>
+    ): MaximizeMenu
+}
+
+/** A [MaximizeMenuFactory] implementation that creates a [MaximizeMenu].  */
+object DefaultMaximizeMenuFactory : MaximizeMenuFactory {
+    override fun create(
+        syncQueue: SyncTransactionQueue,
+        rootTdaOrganizer: RootTaskDisplayAreaOrganizer,
+        displayController: DisplayController,
+        taskInfo: RunningTaskInfo,
+        decorWindowContext: Context,
+        menuPosition: PointF,
+        transactionSupplier: Supplier<Transaction>
+    ): MaximizeMenu {
+        return MaximizeMenu(
+            syncQueue,
+            rootTdaOrganizer,
+            displayController,
+            taskInfo,
+            decorWindowContext,
+            menuPosition,
+            transactionSupplier
+        )
     }
 }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/common/OnTaskActionClickListener.kt b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/common/OnTaskActionClickListener.kt
new file mode 100644
index 0000000..14b9e7f
--- /dev/null
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/common/OnTaskActionClickListener.kt
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.wm.shell.windowdecor.common
+
+/** A callback to be invoked when a Task's window decor element is clicked. */
+fun interface OnTaskActionClickListener {
+    /**
+     * Called when a task's decor element has been clicked.
+     *
+     * @param taskId the id of the task.
+     * @param tag a readable identifier for the element.
+     */
+    fun onClick(taskId: Int, tag: String)
+}
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java
index f9b4108..8303317 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java
@@ -687,6 +687,25 @@
         verify(mRecentTasksController).onTaskRunningInfoChanged(task2);
     }
 
+    @Test
+    public void testTaskVanishedCallback() {
+        RunningTaskInfo task1 = createTaskInfo(/* taskId= */ 1, WINDOWING_MODE_FULLSCREEN);
+        mOrganizer.onTaskAppeared(task1, /* leash= */ null);
+
+        RunningTaskInfo[] vanishedTasks = new RunningTaskInfo[1];
+        ShellTaskOrganizer.TaskVanishedListener listener =
+                new ShellTaskOrganizer.TaskVanishedListener() {
+                    @Override
+                    public void onTaskVanished(RunningTaskInfo taskInfo) {
+                        vanishedTasks[0] = taskInfo;
+                    }
+                };
+        mOrganizer.addTaskVanishedListener(listener);
+        mOrganizer.onTaskVanished(task1);
+
+        assertEquals(vanishedTasks[0], task1);
+    }
+
     private static RunningTaskInfo createTaskInfo(int taskId, int windowingMode) {
         RunningTaskInfo taskInfo = new RunningTaskInfo();
         taskInfo.taskId = taskId;
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
index 14fa0f1..0e53e10 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopTasksControllerTest.kt
@@ -18,6 +18,7 @@
 
 import android.app.ActivityManager.RecentTaskInfo
 import android.app.ActivityManager.RunningTaskInfo
+import android.app.KeyguardManager
 import android.app.WindowConfiguration.ACTIVITY_TYPE_HOME
 import android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD
 import android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM
@@ -149,6 +150,7 @@
   @Mock lateinit var syncQueue: SyncTransactionQueue
   @Mock lateinit var rootTaskDisplayAreaOrganizer: RootTaskDisplayAreaOrganizer
   @Mock lateinit var transitions: Transitions
+  @Mock lateinit var keyguardManager: KeyguardManager
   @Mock lateinit var exitDesktopTransitionHandler: ExitDesktopTaskTransitionHandler
   @Mock lateinit var enterDesktopTransitionHandler: EnterDesktopTaskTransitionHandler
   @Mock
@@ -233,6 +235,7 @@
         rootTaskDisplayAreaOrganizer,
         dragAndDropController,
         transitions,
+        keyguardManager,
         enterDesktopTransitionHandler,
         exitDesktopTransitionHandler,
         toggleResizeDesktopTaskTransitionHandler,
@@ -1301,6 +1304,17 @@
   }
 
   @Test
+  fun handleRequest_freeformTask_keyguardLocked_returnNull() {
+    assumeTrue(ENABLE_SHELL_TRANSITIONS)
+    whenever(keyguardManager.isKeyguardLocked).thenReturn(true)
+    val freeformTask = createFreeformTask(displayId = DEFAULT_DISPLAY)
+
+    val result = controller.handleRequest(Binder(), createTransition(freeformTask))
+
+    assertNull(result, "Should NOT handle request")
+  }
+
+  @Test
   fun handleRequest_notOpenOrToFrontTransition_returnNull() {
     assumeTrue(ENABLE_SHELL_TRANSITIONS)
 
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropControllerTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropControllerTest.java
index a64ebd3..8401264 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropControllerTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropControllerTest.java
@@ -76,6 +76,8 @@
     @Mock
     private ShellCommandHandler mShellCommandHandler;
     @Mock
+    private ShellTaskOrganizer mShellTaskOrganizer;
+    @Mock
     private DisplayController mDisplayController;
     @Mock
     private UiEventLogger mUiEventLogger;
@@ -96,8 +98,8 @@
     public void setUp() throws RemoteException {
         MockitoAnnotations.initMocks(this);
         mController = new DragAndDropController(mContext, mShellInit, mShellController,
-                mShellCommandHandler, mDisplayController, mUiEventLogger, mIconProvider,
-                mGlobalDragListener, mTransitions, mMainExecutor);
+                mShellCommandHandler, mShellTaskOrganizer, mDisplayController, mUiEventLogger,
+                mIconProvider, mGlobalDragListener, mTransitions, mMainExecutor);
         mController.onInit();
     }
 
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropPolicyTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropPolicyTest.java
index 6e72e8d..582fb91 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropPolicyTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/draganddrop/DragAndDropPolicyTest.java
@@ -65,8 +65,6 @@
 import android.graphics.Insets;
 import android.os.RemoteException;
 import android.view.DisplayInfo;
-import android.view.DragEvent;
-import android.view.View;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.SmallTest;
@@ -76,7 +74,6 @@
 import com.android.wm.shell.common.DisplayLayout;
 import com.android.wm.shell.draganddrop.DragAndDropPolicy.Target;
 import com.android.wm.shell.splitscreen.SplitScreenController;
-import com.android.wm.shell.startingsurface.TaskSnapshotWindow;
 
 import org.junit.After;
 import org.junit.Before;
@@ -106,6 +103,8 @@
     // Both the split-screen and start interface.
     @Mock
     private SplitScreenController mSplitScreenStarter;
+    @Mock
+    private DragAndDropPolicy.Starter mFullscreenStarter;
 
     @Mock
     private InstanceId mLoggerSessionId;
@@ -151,7 +150,7 @@
         mPortraitDisplayLayout = new DisplayLayout(info2, res, false, false);
         mInsets = Insets.of(0, 0, 0, 0);
 
-        mPolicy = spy(new DragAndDropPolicy(mContext, mSplitScreenStarter, mSplitScreenStarter));
+        mPolicy = spy(new DragAndDropPolicy(mContext, mSplitScreenStarter, mFullscreenStarter));
         mActivityClipData = createAppClipData(MIMETYPE_APPLICATION_ACTIVITY);
         mLaunchableIntentPendingIntent = mock(PendingIntent.class);
         when(mLaunchableIntentPendingIntent.getCreatorUserHandle())
@@ -285,13 +284,13 @@
         setRunningTask(mHomeTask);
         DragSession dragSession = new DragSession(mActivityTaskManager,
                 mLandscapeDisplayLayout, data, 0 /* dragFlags */);
-        dragSession.update();
+        dragSession.initialize();
         mPolicy.start(dragSession, mLoggerSessionId);
         ArrayList<Target> targets = assertExactTargetTypes(
                 mPolicy.getTargets(mInsets), TYPE_FULLSCREEN);
 
         mPolicy.handleDrop(filterTargetByType(targets, TYPE_FULLSCREEN));
-        verify(mSplitScreenStarter).startIntent(any(), anyInt(), any(),
+        verify(mFullscreenStarter).startIntent(any(), anyInt(), any(),
                 eq(SPLIT_POSITION_UNDEFINED), any());
     }
 
@@ -300,7 +299,7 @@
         setRunningTask(mFullscreenAppTask);
         DragSession dragSession = new DragSession(mActivityTaskManager,
                 mLandscapeDisplayLayout, data, 0 /* dragFlags */);
-        dragSession.update();
+        dragSession.initialize();
         mPolicy.start(dragSession, mLoggerSessionId);
         ArrayList<Target> targets = assertExactTargetTypes(
                 mPolicy.getTargets(mInsets), TYPE_SPLIT_LEFT, TYPE_SPLIT_RIGHT);
@@ -320,7 +319,7 @@
         setRunningTask(mFullscreenAppTask);
         DragSession dragSession = new DragSession(mActivityTaskManager,
                 mPortraitDisplayLayout, data, 0 /* dragFlags */);
-        dragSession.update();
+        dragSession.initialize();
         mPolicy.start(dragSession, mLoggerSessionId);
         ArrayList<Target> targets = assertExactTargetTypes(
                 mPolicy.getTargets(mInsets), TYPE_SPLIT_TOP, TYPE_SPLIT_BOTTOM);
@@ -340,7 +339,7 @@
         setRunningTask(mFullscreenAppTask);
         DragSession dragSession = new DragSession(mActivityTaskManager,
                 mLandscapeDisplayLayout, mActivityClipData, 0 /* dragFlags */);
-        dragSession.update();
+        dragSession.initialize();
         mPolicy.start(dragSession, mLoggerSessionId);
         ArrayList<Target> targets = mPolicy.getTargets(mInsets);
         for (Target t : targets) {
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipControllerTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipControllerTest.java
index d38fc6c..75d2145 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipControllerTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipControllerTest.java
@@ -34,7 +34,6 @@
 
 import static java.lang.Integer.MAX_VALUE;
 
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
@@ -183,7 +182,7 @@
 
     @Test
     public void instantiatePipController_registersPipTransitionCallback() {
-        verify(mMockPipTransitionController).registerPipTransitionCallback(any());
+        verify(mMockPipTransitionController).registerPipTransitionCallback(any(), any());
     }
 
     @Test
@@ -235,27 +234,6 @@
     }
 
     @Test
-    public void onActivityHidden_isLastPipComponentName_clearLastPipComponent() {
-        final ComponentName component1 = new ComponentName(mContext, "component1");
-        when(mMockPipBoundsState.getLastPipComponentName()).thenReturn(component1);
-
-        mPipController.mPinnedTaskListener.onActivityHidden(component1);
-
-        verify(mMockPipBoundsState).setLastPipComponentName(null);
-    }
-
-    @Test
-    public void onActivityHidden_isNotLastPipComponentName_lastPipComponentNotCleared() {
-        final ComponentName component1 = new ComponentName(mContext, "component1");
-        final ComponentName component2 = new ComponentName(mContext, "component2");
-        when(mMockPipBoundsState.getLastPipComponentName()).thenReturn(component1);
-
-        mPipController.mPinnedTaskListener.onActivityHidden(component2);
-
-        verify(mMockPipBoundsState, never()).setLastPipComponentName(null);
-    }
-
-    @Test
     public void saveReentryState_savesPipBoundsState() {
         final Rect bounds = new Rect(0, 0, 10, 10);
         when(mMockPipBoundsAlgorithm.getSnapFraction(bounds)).thenReturn(1.0f);
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipResizeGestureHandlerTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipResizeGestureHandlerTest.java
index ace09a8..66f8c0b 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipResizeGestureHandlerTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipResizeGestureHandlerTest.java
@@ -114,8 +114,8 @@
         final PipBoundsAlgorithm pipBoundsAlgorithm = new PipBoundsAlgorithm(mContext,
                 mPipBoundsState, pipSnapAlgorithm, pipKeepClearAlgorithm, mPipDisplayLayoutState,
                 mSizeSpecSource);
-        final PipMotionHelper motionHelper = new PipMotionHelper(mContext, mPipBoundsState,
-                mPipTaskOrganizer, mPhonePipMenuController, pipSnapAlgorithm,
+        final PipMotionHelper motionHelper = new PipMotionHelper(mContext, mMainExecutor,
+                mPipBoundsState, mPipTaskOrganizer, mPhonePipMenuController, pipSnapAlgorithm,
                 mMockPipTransitionController, mFloatingContentCoordinator,
                 Optional.empty() /* pipPerfHintControllerOptional */);
 
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipTouchHandlerTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipTouchHandlerTest.java
index 92762fa..6d18e36 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipTouchHandlerTest.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/pip/phone/PipTouchHandlerTest.java
@@ -116,8 +116,8 @@
         mPipSnapAlgorithm = new PipSnapAlgorithm();
         mPipBoundsAlgorithm = new PipBoundsAlgorithm(mContext, mPipBoundsState, mPipSnapAlgorithm,
                 new PipKeepClearAlgorithmInterface() {}, mPipDisplayLayoutState, mSizeSpecSource);
-        PipMotionHelper pipMotionHelper = new PipMotionHelper(mContext, mPipBoundsState,
-                mPipTaskOrganizer, mPhonePipMenuController, mPipSnapAlgorithm,
+        PipMotionHelper pipMotionHelper = new PipMotionHelper(mContext, mMainExecutor,
+                mPipBoundsState, mPipTaskOrganizer, mPhonePipMenuController, mPipSnapAlgorithm,
                 mMockPipTransitionController, mFloatingContentCoordinator,
                 Optional.empty() /* pipPerfHintControllerOptional */);
         mPipTouchHandler = new PipTouchHandler(mContext, mShellInit, mPhonePipMenuController,
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/recents/TaskStackTransitionObserverTest.kt b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/recents/TaskStackTransitionObserverTest.kt
index f959970..0e5efa6 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/recents/TaskStackTransitionObserverTest.kt
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/recents/TaskStackTransitionObserverTest.kt
@@ -48,7 +48,6 @@
 import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 
-
 /**
  * Test class for {@link TaskStackTransitionObserver}
  *
@@ -168,6 +167,80 @@
             .isEqualTo(freeformOpenChange.taskInfo?.windowingMode)
     }
 
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_TASK_STACK_OBSERVER_IN_SHELL)
+    fun transitionMerged_withChange_onlyOpenChangeIsNotified() {
+        val listener = TestListener()
+        val executor = TestShellExecutor()
+        transitionObserver.addTaskStackTransitionObserverListener(listener, executor)
+
+        // Create open transition
+        val change =
+            createChange(
+                WindowManager.TRANSIT_OPEN,
+                createTaskInfo(1, WindowConfiguration.WINDOWING_MODE_FREEFORM)
+            )
+        val transitionInfo =
+            TransitionInfoBuilder(WindowManager.TRANSIT_OPEN, 0).addChange(change).build()
+
+        // create change transition to be merged to above transition
+        val mergedChange =
+            createChange(
+                WindowManager.TRANSIT_CHANGE,
+                createTaskInfo(2, WindowConfiguration.WINDOWING_MODE_FREEFORM)
+            )
+        val mergedTransitionInfo =
+            TransitionInfoBuilder(WindowManager.TRANSIT_CHANGE, 0).addChange(mergedChange).build()
+        val mergedTransition = Mockito.mock(IBinder::class.java)
+
+        callOnTransitionReady(transitionInfo)
+        callOnTransitionReady(mergedTransitionInfo, mergedTransition)
+        callOnTransitionMerged(mergedTransition)
+        callOnTransitionFinished()
+        executor.flushAll()
+
+        assertThat(listener.taskInfoToBeNotified.taskId).isEqualTo(change.taskInfo?.taskId)
+        assertThat(listener.taskInfoToBeNotified.windowingMode)
+            .isEqualTo(change.taskInfo?.windowingMode)
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_ENABLE_TASK_STACK_OBSERVER_IN_SHELL)
+    fun transitionMerged_withOpen_lastOpenChangeIsNotified() {
+        val listener = TestListener()
+        val executor = TestShellExecutor()
+        transitionObserver.addTaskStackTransitionObserverListener(listener, executor)
+
+        // Create open transition
+        val change =
+            createChange(
+                WindowManager.TRANSIT_OPEN,
+                createTaskInfo(1, WindowConfiguration.WINDOWING_MODE_FREEFORM)
+            )
+        val transitionInfo =
+            TransitionInfoBuilder(WindowManager.TRANSIT_OPEN, 0).addChange(change).build()
+
+        // create change transition to be merged to above transition
+        val mergedChange =
+            createChange(
+                WindowManager.TRANSIT_OPEN,
+                createTaskInfo(2, WindowConfiguration.WINDOWING_MODE_FREEFORM)
+            )
+        val mergedTransitionInfo =
+            TransitionInfoBuilder(WindowManager.TRANSIT_OPEN, 0).addChange(mergedChange).build()
+        val mergedTransition = Mockito.mock(IBinder::class.java)
+
+        callOnTransitionReady(transitionInfo)
+        callOnTransitionReady(mergedTransitionInfo, mergedTransition)
+        callOnTransitionMerged(mergedTransition)
+        callOnTransitionFinished()
+        executor.flushAll()
+
+        assertThat(listener.taskInfoToBeNotified.taskId).isEqualTo(mergedChange.taskInfo?.taskId)
+        assertThat(listener.taskInfoToBeNotified.windowingMode)
+                .isEqualTo(mergedChange.taskInfo?.windowingMode)
+    }
+
     class TestListener : TaskStackTransitionObserver.TaskStackTransitionObserverListener {
         var taskInfoToBeNotified = ActivityManager.RunningTaskInfo()
 
@@ -179,11 +252,14 @@
     }
 
     /** Simulate calling the onTransitionReady() method */
-    private fun callOnTransitionReady(transitionInfo: TransitionInfo) {
+    private fun callOnTransitionReady(
+        transitionInfo: TransitionInfo,
+        transition: IBinder = mockTransitionBinder
+    ) {
         val startT = Mockito.mock(SurfaceControl.Transaction::class.java)
         val finishT = Mockito.mock(SurfaceControl.Transaction::class.java)
 
-        transitionObserver.onTransitionReady(mockTransitionBinder, transitionInfo, startT, finishT)
+        transitionObserver.onTransitionReady(transition, transitionInfo, startT, finishT)
     }
 
     /** Simulate calling the onTransitionFinished() method */
@@ -191,6 +267,11 @@
         transitionObserver.onTransitionFinished(mockTransitionBinder, false)
     }
 
+    /** Simulate calling the onTransitionMerged() method */
+    private fun callOnTransitionMerged(merged: IBinder, playing: IBinder = mockTransitionBinder) {
+        transitionObserver.onTransitionMerged(merged, playing)
+    }
+
     companion object {
         fun createTaskInfo(taskId: Int, windowingMode: Int): ActivityManager.RunningTaskInfo {
             val taskInfo = ActivityManager.RunningTaskInfo()
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ChangeBuilder.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ChangeBuilder.java
new file mode 100644
index 0000000..b54c3bf
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ChangeBuilder.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.transition;
+
+import static android.view.WindowManager.LayoutParams.ROTATION_ANIMATION_UNSPECIFIED;
+
+import static com.android.dx.mockito.inline.extended.ExtendedMockito.doReturn;
+
+import static org.mockito.Mockito.mock;
+
+import android.app.ActivityManager.RunningTaskInfo;
+import android.view.Surface;
+import android.view.SurfaceControl;
+import android.view.WindowManager;
+import android.window.TransitionInfo;
+
+public class ChangeBuilder {
+    final TransitionInfo.Change mChange;
+
+    ChangeBuilder(@WindowManager.TransitionType int mode) {
+        mChange = new TransitionInfo.Change(null /* token */, createMockSurface(true));
+        mChange.setMode(mode);
+    }
+
+    ChangeBuilder setFlags(@TransitionInfo.ChangeFlags int flags) {
+        mChange.setFlags(flags);
+        return this;
+    }
+
+    ChangeBuilder setTask(RunningTaskInfo taskInfo) {
+        mChange.setTaskInfo(taskInfo);
+        return this;
+    }
+
+    ChangeBuilder setRotate(int anim) {
+        return setRotate(Surface.ROTATION_90, anim);
+    }
+
+    ChangeBuilder setRotate() {
+        return setRotate(ROTATION_ANIMATION_UNSPECIFIED);
+    }
+
+    ChangeBuilder setRotate(@Surface.Rotation int target, int anim) {
+        mChange.setRotation(Surface.ROTATION_0, target);
+        mChange.setRotationAnimation(anim);
+        return this;
+    }
+
+    TransitionInfo.Change build() {
+        return mChange;
+    }
+
+    private static SurfaceControl createMockSurface(boolean valid) {
+        SurfaceControl sc = mock(SurfaceControl.class);
+        doReturn(valid).when(sc).isValid();
+        return sc;
+    }
+}
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/DefaultTransitionHandlerTest.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/DefaultTransitionHandlerTest.java
new file mode 100644
index 0000000..754a173
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/DefaultTransitionHandlerTest.java
@@ -0,0 +1,207 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.transition;
+
+import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;
+import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
+import static android.view.WindowManager.TRANSIT_OPEN;
+import static android.view.WindowManager.TRANSIT_SLEEP;
+import static android.view.WindowManager.TRANSIT_TO_BACK;
+import static android.window.TransitionInfo.FLAG_SYNC;
+import static android.window.TransitionInfo.FLAG_TRANSLUCENT;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+import android.app.ActivityManager.RunningTaskInfo;
+import android.content.Context;
+import android.os.Binder;
+import android.os.Handler;
+import android.os.IBinder;
+import android.os.Looper;
+import android.view.SurfaceControl;
+import android.window.TransitionInfo;
+import android.window.WindowContainerToken;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.SmallTest;
+import androidx.test.platform.app.InstrumentationRegistry;
+
+import com.android.wm.shell.RootTaskDisplayAreaOrganizer;
+import com.android.wm.shell.ShellTestCase;
+import com.android.wm.shell.TestShellExecutor;
+import com.android.wm.shell.common.DisplayController;
+import com.android.wm.shell.common.TransactionPool;
+import com.android.wm.shell.sysui.ShellInit;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/**
+ * Tests for the default animation handler that is used if no other special-purpose handler picks
+ * up an animation request.
+ *
+ * Build/Install/Run:
+ * atest WMShellUnitTests:DefaultTransitionHandlerTest
+ */
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class DefaultTransitionHandlerTest extends ShellTestCase {
+
+    private final Context mContext =
+            InstrumentationRegistry.getInstrumentation().getTargetContext();
+
+    private final DisplayController mDisplayController = mock(DisplayController.class);
+    private final TransactionPool mTransactionPool = new MockTransactionPool();
+    private final TestShellExecutor mMainExecutor = new TestShellExecutor();
+    private final TestShellExecutor mAnimExecutor = new TestShellExecutor();
+    private final Handler mMainHandler = new Handler(Looper.getMainLooper());
+
+    private ShellInit mShellInit;
+    private RootTaskDisplayAreaOrganizer mRootTaskDisplayAreaOrganizer;
+    private DefaultTransitionHandler mTransitionHandler;
+
+    @Before
+    public void setUp() {
+        mShellInit = new ShellInit(mMainExecutor);
+        mRootTaskDisplayAreaOrganizer = new RootTaskDisplayAreaOrganizer(
+                mMainExecutor,
+                mContext,
+                mShellInit);
+        mTransitionHandler = new DefaultTransitionHandler(
+                mContext, mShellInit, mDisplayController,
+                mTransactionPool, mMainExecutor, mMainHandler, mAnimExecutor,
+                mRootTaskDisplayAreaOrganizer);
+        mShellInit.init();
+    }
+
+    @After
+    public void tearDown() {
+        flushHandlers();
+    }
+
+    private void flushHandlers() {
+        mMainHandler.runWithScissors(() -> {
+            mAnimExecutor.flushAll();
+            mMainExecutor.flushAll();
+        }, 1000L);
+    }
+
+    @Test
+    public void testAnimationBackgroundCreatedForTaskTransition() {
+        final TransitionInfo.Change openTask = new ChangeBuilder(TRANSIT_OPEN)
+                .setTask(createTaskInfo(1))
+                .build();
+        final TransitionInfo.Change closeTask = new ChangeBuilder(TRANSIT_TO_BACK)
+                .setTask(createTaskInfo(2))
+                .build();
+
+        final IBinder token = new Binder();
+        final TransitionInfo info = new TransitionInfoBuilder(TRANSIT_OPEN)
+                .addChange(openTask)
+                .addChange(closeTask)
+                .build();
+        final SurfaceControl.Transaction startT = MockTransactionPool.create();
+        final SurfaceControl.Transaction finishT = MockTransactionPool.create();
+
+        mTransitionHandler.startAnimation(token, info, startT, finishT,
+                mock(Transitions.TransitionFinishCallback.class));
+
+        mergeSync(mTransitionHandler, token);
+        flushHandlers();
+
+        verify(startT).setColor(any(), any());
+    }
+
+    @Test
+    public void testNoAnimationBackgroundForTranslucentTasks() {
+        final TransitionInfo.Change openTask = new ChangeBuilder(TRANSIT_OPEN)
+                .setTask(createTaskInfo(1))
+                .setFlags(FLAG_TRANSLUCENT)
+                .build();
+        final TransitionInfo.Change closeTask = new ChangeBuilder(TRANSIT_TO_BACK)
+                .setTask(createTaskInfo(2))
+                .setFlags(FLAG_TRANSLUCENT)
+                .build();
+
+        final IBinder token = new Binder();
+        final TransitionInfo info = new TransitionInfoBuilder(TRANSIT_OPEN)
+                .addChange(openTask)
+                .addChange(closeTask)
+                .build();
+        final SurfaceControl.Transaction startT = MockTransactionPool.create();
+        final SurfaceControl.Transaction finishT = MockTransactionPool.create();
+
+        mTransitionHandler.startAnimation(token, info, startT, finishT,
+                mock(Transitions.TransitionFinishCallback.class));
+
+        mergeSync(mTransitionHandler, token);
+        flushHandlers();
+
+        verify(startT, never()).setColor(any(), any());
+    }
+
+    @Test
+    public void testNoAnimationBackgroundForWallpapers() {
+        final TransitionInfo.Change openWallpaper = new ChangeBuilder(TRANSIT_OPEN)
+                .setFlags(TransitionInfo.FLAG_IS_WALLPAPER)
+                .build();
+        final TransitionInfo.Change closeWallpaper = new ChangeBuilder(TRANSIT_TO_BACK)
+                .setFlags(TransitionInfo.FLAG_IS_WALLPAPER)
+                .build();
+
+        final IBinder token = new Binder();
+        final TransitionInfo info = new TransitionInfoBuilder(TRANSIT_OPEN)
+                .addChange(openWallpaper)
+                .addChange(closeWallpaper)
+                .build();
+        final SurfaceControl.Transaction startT = MockTransactionPool.create();
+        final SurfaceControl.Transaction finishT = MockTransactionPool.create();
+
+        mTransitionHandler.startAnimation(token, info, startT, finishT,
+                mock(Transitions.TransitionFinishCallback.class));
+
+        mergeSync(mTransitionHandler, token);
+        flushHandlers();
+
+        verify(startT, never()).setColor(any(), any());
+    }
+
+    private static void mergeSync(Transitions.TransitionHandler handler, IBinder token) {
+        handler.mergeAnimation(
+                new Binder(),
+                new TransitionInfoBuilder(TRANSIT_SLEEP, FLAG_SYNC).build(),
+                MockTransactionPool.create(),
+                token,
+                mock(Transitions.TransitionFinishCallback.class));
+    }
+
+    private static RunningTaskInfo createTaskInfo(int taskId) {
+        RunningTaskInfo taskInfo = new RunningTaskInfo();
+        taskInfo.taskId = taskId;
+        taskInfo.topActivityType = ACTIVITY_TYPE_STANDARD;
+        taskInfo.configuration.windowConfiguration.setWindowingMode(WINDOWING_MODE_FULLSCREEN);
+        taskInfo.configuration.windowConfiguration.setActivityType(taskInfo.topActivityType);
+        taskInfo.token = mock(WindowContainerToken.class);
+        return taskInfo;
+    }
+}
+
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/MockTransactionPool.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/MockTransactionPool.java
new file mode 100644
index 0000000..574a87a
--- /dev/null
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/MockTransactionPool.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.transition;
+
+import static org.mockito.Mockito.RETURNS_SELF;
+import static org.mockito.Mockito.mock;
+
+import android.view.SurfaceControl;
+
+import com.android.wm.shell.common.TransactionPool;
+import com.android.wm.shell.util.StubTransaction;
+
+public class MockTransactionPool extends TransactionPool {
+
+    public static SurfaceControl.Transaction create() {
+        return mock(StubTransaction.class, RETURNS_SELF);
+    }
+
+    @Override
+    public SurfaceControl.Transaction acquire() {
+        return create();
+    }
+
+    @Override
+    public void release(SurfaceControl.Transaction t) {
+    }
+}
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ShellTransitionTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ShellTransitionTests.java
index 69a61ea..8331d59 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ShellTransitionTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/transition/ShellTransitionTests.java
@@ -79,7 +79,6 @@
 import android.view.IRecentsAnimationRunner;
 import android.view.Surface;
 import android.view.SurfaceControl;
-import android.view.WindowManager;
 import android.window.IRemoteTransition;
 import android.window.IRemoteTransitionFinishedCallback;
 import android.window.IWindowContainerToken;
@@ -1615,43 +1614,6 @@
                 eq(R.styleable.WindowAnimation_activityCloseEnterAnimation), anyBoolean());
     }
 
-    class ChangeBuilder {
-        final TransitionInfo.Change mChange;
-
-        ChangeBuilder(@WindowManager.TransitionType int mode) {
-            mChange = new TransitionInfo.Change(null /* token */, createMockSurface(true));
-            mChange.setMode(mode);
-        }
-
-        ChangeBuilder setFlags(@TransitionInfo.ChangeFlags int flags) {
-            mChange.setFlags(flags);
-            return this;
-        }
-
-        ChangeBuilder setTask(RunningTaskInfo taskInfo) {
-            mChange.setTaskInfo(taskInfo);
-            return this;
-        }
-
-        ChangeBuilder setRotate(int anim) {
-            return setRotate(Surface.ROTATION_90, anim);
-        }
-
-        ChangeBuilder setRotate() {
-            return setRotate(ROTATION_ANIMATION_UNSPECIFIED);
-        }
-
-        ChangeBuilder setRotate(@Surface.Rotation int target, int anim) {
-            mChange.setRotation(Surface.ROTATION_0, target);
-            mChange.setRotationAnimation(anim);
-            return this;
-        }
-
-        TransitionInfo.Change build() {
-            return mChange;
-        }
-    }
-
     class TestTransitionHandler implements Transitions.TransitionHandler {
         ArrayList<Pair<IBinder, Transitions.TransitionFinishCallback>> mFinishes =
                 new ArrayList<>();
@@ -1740,12 +1702,6 @@
                 .addChange(TRANSIT_OPEN).addChange(TRANSIT_CLOSE).build();
     }
 
-    private static SurfaceControl createMockSurface(boolean valid) {
-        SurfaceControl sc = mock(SurfaceControl.class);
-        doReturn(valid).when(sc).isValid();
-        return sc;
-    }
-
     private static RunningTaskInfo createTaskInfo(int taskId, int windowingMode, int activityType) {
         RunningTaskInfo taskInfo = new RunningTaskInfo();
         taskInfo.taskId = taskId;
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModelTests.kt b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModelTests.kt
index ca1e3f1..4c94c29 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModelTests.kt
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModelTests.kt
@@ -67,6 +67,7 @@
 import com.android.wm.shell.common.ShellExecutor
 import com.android.wm.shell.common.SyncTransactionQueue
 import com.android.wm.shell.desktopmode.DesktopTasksController
+import com.android.wm.shell.desktopmode.DesktopTasksController.SnapPosition
 import com.android.wm.shell.freeform.FreeformTaskTransitionStarter
 import com.android.wm.shell.shared.DesktopModeStatus
 import com.android.wm.shell.sysui.KeyguardChangeListener
@@ -75,6 +76,7 @@
 import com.android.wm.shell.sysui.ShellInit
 import com.android.wm.shell.transition.Transitions
 import com.android.wm.shell.windowdecor.DesktopModeWindowDecorViewModel.DesktopModeOnInsetsChangedListener
+import com.android.wm.shell.windowdecor.common.OnTaskActionClickListener
 import java.util.Optional
 import java.util.function.Supplier
 import org.junit.Assert.assertEquals
@@ -82,6 +84,7 @@
 import org.junit.Rule
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.ArgumentCaptor
 import org.mockito.Mock
 import org.mockito.Mockito
 import org.mockito.Mockito.anyInt
@@ -518,6 +521,99 @@
         }
     }
 
+    @Test
+    fun testOnDecorMaximizedOrRestored_togglesTaskSize() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val maxOrRestoreListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnMaximizeOrRestoreClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        maxOrRestoreListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(mockDesktopTasksController).toggleDesktopTaskSize(decor.mTaskInfo)
+    }
+
+    @Test
+    fun testOnDecorMaximizedOrRestored_closesMenus() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val maxOrRestoreListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnMaximizeOrRestoreClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        maxOrRestoreListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(decor).closeHandleMenu()
+        verify(decor).closeMaximizeMenu()
+    }
+
+    @Test
+    fun testOnDecorSnappedLeft_snapResizes() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val snapLeftListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnLeftSnapClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        snapLeftListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(mockDesktopTasksController).snapToHalfScreen(decor.mTaskInfo, SnapPosition.LEFT)
+    }
+
+    @Test
+    fun testOnDecorSnappedLeft_closeMenus() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val snapLeftListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnLeftSnapClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        snapLeftListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(decor).closeHandleMenu()
+        verify(decor).closeMaximizeMenu()
+    }
+
+    @Test
+    fun testOnDecorSnappedRight_snapResizes() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val snapLeftListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnRightSnapClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        snapLeftListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(mockDesktopTasksController).snapToHalfScreen(decor.mTaskInfo, SnapPosition.RIGHT)
+    }
+
+    @Test
+    fun testOnDecorSnappedRight_closeMenus() {
+        val decor = setUpMockDecorationForTask(createTask(windowingMode = WINDOWING_MODE_FREEFORM))
+        onTaskOpening(decor.mTaskInfo)
+        val snapLeftListener = ArgumentCaptor.forClass(OnTaskActionClickListener::class.java)
+            .let { captor ->
+                verify(decor).setOnRightSnapClickListener(captor.capture())
+                return@let captor.value
+            }
+
+        snapLeftListener.onClick(decor.mTaskInfo.taskId, "test")
+
+        verify(decor).closeHandleMenu()
+        verify(decor).closeMaximizeMenu()
+    }
+
     private fun onTaskOpening(task: RunningTaskInfo, leash: SurfaceControl = SurfaceControl()) {
         desktopModeWindowDecorViewModel.onTaskOpening(
                 task,
diff --git a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorationTests.java b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorationTests.java
index 46c1589..36e8a46 100644
--- a/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorationTests.java
+++ b/libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorationTests.java
@@ -24,9 +24,14 @@
 
 import static com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession;
 import static com.android.wm.shell.MockSurfaceControlHelper.createMockSurfaceControlTransaction;
+import static com.android.wm.shell.windowdecor.DesktopModeWindowDecoration.CLOSE_MAXIMIZE_MENU_DELAY_MS;
 
 import static com.google.common.truth.Truth.assertThat;
 
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertTrue;
+
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.anyInt;
 import static org.mockito.Mockito.doReturn;
@@ -38,11 +43,13 @@
 
 import android.app.ActivityManager;
 import android.content.ComponentName;
+import android.content.Context;
 import android.content.pm.ActivityInfo;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
 import android.content.res.TypedArray;
+import android.graphics.PointF;
 import android.os.Handler;
 import android.os.SystemProperties;
 import android.platform.test.annotations.DisableFlags;
@@ -62,6 +69,7 @@
 import android.view.WindowManager;
 import android.window.WindowContainerTransaction;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.test.filters.SmallTest;
 
@@ -76,6 +84,10 @@
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.shared.DesktopModeStatus;
 import com.android.wm.shell.windowdecor.WindowDecoration.RelayoutParams;
+import com.android.wm.shell.windowdecor.common.OnTaskActionClickListener;
+
+import kotlin.Unit;
+import kotlin.jvm.functions.Function1;
 
 import org.junit.After;
 import org.junit.Before;
@@ -84,6 +96,7 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.quality.Strictness;
 
@@ -112,8 +125,6 @@
     @Mock
     private ShellTaskOrganizer mMockShellTaskOrganizer;
     @Mock
-    private Handler mMockHandler;
-    @Mock
     private Choreographer mMockChoreographer;
     @Mock
     private SyncTransactionQueue mMockSyncQueue;
@@ -131,13 +142,18 @@
     private WindowDecoration.SurfaceControlViewHostFactory mMockSurfaceControlViewHostFactory;
     @Mock
     private TypedArray mMockRoundedCornersRadiusArray;
-
     @Mock
     private TestTouchEventListener mMockTouchEventListener;
     @Mock
     private DesktopModeWindowDecoration.ExclusionRegionListener mMockExclusionRegionListener;
     @Mock
     private PackageManager mMockPackageManager;
+    @Mock
+    private Handler mMockHandler;
+    @Captor
+    private ArgumentCaptor<Function1<Boolean, Unit>> mOnMaxMenuHoverChangeListener;
+    @Captor
+    private ArgumentCaptor<Runnable> mCloseMaxMenuRunnable;
 
     private final InsetsState mInsetsState = new InsetsState();
     private SurfaceControl.Transaction mMockTransaction;
@@ -459,6 +475,92 @@
         verify(mMockHandler).removeCallbacks(runnableArgument.getValue());
     }
 
+    @Test
+    public void createMaximizeMenu_showsMenu() {
+        final ActivityManager.RunningTaskInfo taskInfo = createTaskInfo(true /* visible */);
+        final MaximizeMenu menu = mock(MaximizeMenu.class);
+        final DesktopModeWindowDecoration decoration = createWindowDecoration(taskInfo,
+                new FakeMaximizeMenuFactory(menu));
+        assertFalse(decoration.isMaximizeMenuActive());
+
+        createMaximizeMenu(decoration, menu);
+
+        assertTrue(decoration.isMaximizeMenuActive());
+    }
+
+    @Test
+    public void maximizeMenu_unHoversMenu_schedulesCloseMenu() {
+        final ActivityManager.RunningTaskInfo taskInfo = createTaskInfo(true /* visible */);
+        final MaximizeMenu menu = mock(MaximizeMenu.class);
+        final DesktopModeWindowDecoration decoration = createWindowDecoration(taskInfo,
+                new FakeMaximizeMenuFactory(menu));
+        decoration.setAppHeaderMaximizeButtonHovered(false);
+        createMaximizeMenu(decoration, menu);
+
+        mOnMaxMenuHoverChangeListener.getValue().invoke(false);
+
+        verify(mMockHandler)
+                .postDelayed(mCloseMaxMenuRunnable.capture(), eq(CLOSE_MAXIMIZE_MENU_DELAY_MS));
+
+        mCloseMaxMenuRunnable.getValue().run();
+        verify(menu).close();
+        assertFalse(decoration.isMaximizeMenuActive());
+    }
+
+    @Test
+    public void maximizeMenu_unHoversButton_schedulesCloseMenu() {
+        final ActivityManager.RunningTaskInfo taskInfo = createTaskInfo(true /* visible */);
+        final MaximizeMenu menu = mock(MaximizeMenu.class);
+        final DesktopModeWindowDecoration decoration = createWindowDecoration(taskInfo,
+                new FakeMaximizeMenuFactory(menu));
+        decoration.setAppHeaderMaximizeButtonHovered(true);
+        createMaximizeMenu(decoration, menu);
+
+        decoration.setAppHeaderMaximizeButtonHovered(false);
+
+        verify(mMockHandler)
+                .postDelayed(mCloseMaxMenuRunnable.capture(), eq(CLOSE_MAXIMIZE_MENU_DELAY_MS));
+
+        mCloseMaxMenuRunnable.getValue().run();
+        verify(menu).close();
+        assertFalse(decoration.isMaximizeMenuActive());
+    }
+
+    @Test
+    public void maximizeMenu_hoversMenu_cancelsCloseMenu() {
+        final ActivityManager.RunningTaskInfo taskInfo = createTaskInfo(true /* visible */);
+        final MaximizeMenu menu = mock(MaximizeMenu.class);
+        final DesktopModeWindowDecoration decoration = createWindowDecoration(taskInfo,
+                new FakeMaximizeMenuFactory(menu));
+        createMaximizeMenu(decoration, menu);
+
+        mOnMaxMenuHoverChangeListener.getValue().invoke(true);
+
+        verify(mMockHandler).removeCallbacks(any());
+    }
+
+    @Test
+    public void maximizeMenu_hoversButton_cancelsCloseMenu() {
+        final ActivityManager.RunningTaskInfo taskInfo = createTaskInfo(true /* visible */);
+        final MaximizeMenu menu = mock(MaximizeMenu.class);
+        final DesktopModeWindowDecoration decoration = createWindowDecoration(taskInfo,
+                new FakeMaximizeMenuFactory(menu));
+        createMaximizeMenu(decoration, menu);
+
+        decoration.setAppHeaderMaximizeButtonHovered(true);
+
+        verify(mMockHandler).removeCallbacks(any());
+    }
+
+    private void createMaximizeMenu(DesktopModeWindowDecoration decoration, MaximizeMenu menu) {
+        final OnTaskActionClickListener l = (taskId, tag) -> {};
+        decoration.setOnMaximizeOrRestoreClickListener(l);
+        decoration.setOnLeftSnapClickListener(l);
+        decoration.setOnRightSnapClickListener(l);
+        decoration.createMaximizeMenu();
+        verify(menu).show(any(), any(), any(), mOnMaxMenuHoverChangeListener.capture());
+    }
+
     private void fillRoundedCornersResources(int fillValue) {
         when(mMockRoundedCornersRadiusArray.getDimensionPixelSize(anyInt(), anyInt()))
                 .thenReturn(fillValue);
@@ -479,12 +581,19 @@
 
     private DesktopModeWindowDecoration createWindowDecoration(
             ActivityManager.RunningTaskInfo taskInfo) {
-        DesktopModeWindowDecoration windowDecor = new DesktopModeWindowDecoration(mContext,
+        return createWindowDecoration(taskInfo, new FakeMaximizeMenuFactory());
+    }
+
+    private DesktopModeWindowDecoration createWindowDecoration(
+            ActivityManager.RunningTaskInfo taskInfo,
+            MaximizeMenuFactory maximizeMenuFactory) {
+        final DesktopModeWindowDecoration windowDecor = new DesktopModeWindowDecoration(mContext,
                 mMockDisplayController, mMockShellTaskOrganizer, taskInfo, mMockSurfaceControl,
                 mMockHandler, mMockChoreographer, mMockSyncQueue, mMockRootTaskDisplayAreaOrganizer,
                 SurfaceControl.Builder::new, mMockTransactionSupplier,
                 WindowContainerTransaction::new, SurfaceControl::new,
-                mMockSurfaceControlViewHostFactory);
+                mMockSurfaceControlViewHostFactory,
+                maximizeMenuFactory);
         windowDecor.setCaptionListeners(mMockTouchEventListener, mMockTouchEventListener,
                 mMockTouchEventListener, mMockTouchEventListener);
         windowDecor.setExclusionRegionListener(mMockExclusionRegionListener);
@@ -541,4 +650,27 @@
             return false;
         }
     }
+
+    private static final class FakeMaximizeMenuFactory implements MaximizeMenuFactory {
+        private final MaximizeMenu mMaximizeMenu;
+
+        FakeMaximizeMenuFactory() {
+            this(mock(MaximizeMenu.class));
+        }
+
+        FakeMaximizeMenuFactory(MaximizeMenu menu) {
+            mMaximizeMenu = menu;
+        }
+
+        @NonNull
+        @Override
+        public MaximizeMenu create(@NonNull SyncTransactionQueue syncQueue,
+                @NonNull RootTaskDisplayAreaOrganizer rootTdaOrganizer,
+                @NonNull DisplayController displayController,
+                @NonNull ActivityManager.RunningTaskInfo taskInfo,
+                @NonNull Context decorWindowContext, @NonNull PointF menuPosition,
+                @NonNull Supplier<SurfaceControl.Transaction> transactionSupplier) {
+            return mMaximizeMenu;
+        }
+    }
 }
diff --git a/media/java/android/media/AudioManagerInternal.java b/media/java/android/media/AudioManagerInternal.java
index c263245..fd71f86 100644
--- a/media/java/android/media/AudioManagerInternal.java
+++ b/media/java/android/media/AudioManagerInternal.java
@@ -44,8 +44,9 @@
      * Add the UID for a new assistant service
      *
      * @param uid UID of the newly available assistants
+     * @param owningUid UID of the actual assistant app, if {@code uid} is a isolated proc
      */
-    public abstract void addAssistantServiceUid(int uid);
+    public abstract void addAssistantServiceUid(int uid, int owningUid);
 
     /**
      * Remove the UID for an existing assistant service
diff --git a/media/java/android/media/MediaCodec.java b/media/java/android/media/MediaCodec.java
index 3ba0d59..8acaf3b 100644
--- a/media/java/android/media/MediaCodec.java
+++ b/media/java/android/media/MediaCodec.java
@@ -5143,9 +5143,9 @@
      * of negative QP and positive QP are chosen wisely, the overall viewing experience can be
      * improved.
      * <p>
-     * If byte array size is too small than the expected size, components may ignore the
-     * configuration silently. If the byte array exceeds the expected size, components shall use
-     * the initial portion and ignore the rest.
+     * If byte array size is smaller than the expected size, components will ignore the
+     * configuration and print an error message. If the byte array exceeds the expected size,
+     * components will use the initial portion and ignore the rest.
      * <p>
      * The scope of this key is throughout the encoding session until it is reconfigured during
      * running state.
@@ -5159,7 +5159,8 @@
      * Set the region of interest as QpOffset-Rects on the next queued input frame.
      * <p>
      * The associated value is a String in the format "Top1,Left1-Bottom1,Right1=Offset1;Top2,
-     * Left2-Bottom2,Right2=Offset2;...". Co-ordinates (Top, Left), (Top, Right), (Bottom, Left)
+     * Left2-Bottom2,Right2=Offset2;...". If the configuration doesn't follow this pattern,
+     * it will be ignored. Co-ordinates (Top, Left), (Top, Right), (Bottom, Left)
      * and (Bottom, Right) form the vertices of bounding box of region of interest in pixels.
      * Pixel (0, 0) points to the top-left corner of the frame. Offset is the suggested
      * quantization parameter (QP) offset of the blocks in the bounding box. The bounding box
@@ -5171,9 +5172,10 @@
      * negative QP and positive QP are chosen wisely, the overall viewing experience can be
      * improved.
      * <p>
-     * If Roi rect is not valid that is bounding box width is < 0 or bounding box height is < 0,
-     * components may ignore the configuration silently. If Roi rect extends outside frame
-     * boundaries, then rect shall be clamped to the frame boundaries.
+     * If roi (region of interest) rect is outside the frame boundaries, that is, left < 0 or
+     * top < 0 or right > width or bottom > height, then rect shall be clamped to the frame
+     * boundaries. If roi rect is not valid, that is left > right or top > bottom, then the
+     * parameter setting is ignored.
      * <p>
      * The scope of this key is throughout the encoding session until it is reconfigured during
      * running state.
diff --git a/media/jni/Android.bp b/media/jni/Android.bp
index e619e1c..7f487e5 100644
--- a/media/jni/Android.bp
+++ b/media/jni/Android.bp
@@ -79,7 +79,6 @@
         "libcamera_client",
         "libmtp",
         "libpiex",
-        "libprocessgroup",
         "libandroidfw",
         "libhidlallocatorutils",
         "libhidlbase",
diff --git a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/helpers/CameraTestUtils.java b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/helpers/CameraTestUtils.java
index 00068bd..102d21a 100644
--- a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/helpers/CameraTestUtils.java
+++ b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/helpers/CameraTestUtils.java
@@ -16,6 +16,8 @@
 
 package com.android.mediaframeworktest.helpers;
 
+import android.content.AttributionSourceState;
+import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.ImageFormat;
@@ -2227,4 +2229,24 @@
         else
             return new Size(width, height);
     }
+
+    /**
+     * Constructs an AttributionSourceState with only the uid, pid, and deviceId fields set
+     *
+     * <p>This method is a temporary stopgap in the transition to using AttributionSource. Currently
+     * AttributionSourceState is only used as a vehicle for passing deviceId, uid, and pid
+     * arguments.</p>
+     */
+    public static AttributionSourceState getClientAttribution(Context context) {
+        // TODO: Send the full contextAttribution over aidl, remove USE_CALLING_*
+        AttributionSourceState contextAttribution =
+                context.getAttributionSource().asState();
+        AttributionSourceState clientAttribution =
+                new AttributionSourceState();
+        clientAttribution.uid = -1; // USE_CALLING_UID
+        clientAttribution.pid = -1; // USE_CALLING_PID
+        clientAttribution.deviceId = contextAttribution.deviceId;
+        clientAttribution.next = new AttributionSourceState[0];
+        return clientAttribution;
+    }
 }
diff --git a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraBinderTest.java b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraBinderTest.java
index 353366d..ad3374a 100644
--- a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraBinderTest.java
+++ b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraBinderTest.java
@@ -19,6 +19,7 @@
 import static android.companion.virtual.VirtualDeviceParams.DEVICE_POLICY_DEFAULT;
 import static android.content.Context.DEVICE_ID_DEFAULT;
 
+import android.content.AttributionSourceState;
 import android.hardware.CameraInfo;
 import android.hardware.ICamera;
 import android.hardware.ICameraClient;
@@ -38,6 +39,8 @@
 
 import androidx.test.filters.SmallTest;
 
+import com.android.mediaframeworktest.helpers.CameraTestUtils;
+
 /**
  * <p>
  * Junit / Instrumentation test case for the camera2 api
@@ -78,8 +81,10 @@
 
     @SmallTest
     public void testNumberOfCameras() throws Exception {
+        AttributionSourceState clientAttribution = CameraTestUtils.getClientAttribution(mContext);
+        clientAttribution.deviceId = DEVICE_ID_DEFAULT;
         int numCameras = mUtils.getCameraService().getNumberOfCameras(CAMERA_TYPE_ALL,
-                DEVICE_ID_DEFAULT, DEVICE_POLICY_DEFAULT);
+                clientAttribution, DEVICE_POLICY_DEFAULT);
         assertTrue("At least this many cameras: " + mUtils.getGuessedNumCameras(),
                 numCameras >= mUtils.getGuessedNumCameras());
         Log.v(TAG, "Number of cameras " + numCameras);
@@ -87,9 +92,11 @@
 
     @SmallTest
     public void testCameraInfo() throws Exception {
+        AttributionSourceState clientAttribution = CameraTestUtils.getClientAttribution(mContext);
+        clientAttribution.deviceId = DEVICE_ID_DEFAULT;
         for (int cameraId = 0; cameraId < mUtils.getGuessedNumCameras(); ++cameraId) {
             CameraInfo info = mUtils.getCameraService().getCameraInfo(cameraId,
-                    ICameraService.ROTATION_OVERRIDE_NONE, DEVICE_ID_DEFAULT,
+                    ICameraService.ROTATION_OVERRIDE_NONE, clientAttribution,
                     DEVICE_POLICY_DEFAULT);
             assertTrue("Facing was not set for camera " + cameraId, info.info.facing != -1);
             assertTrue("Orientation was not set for camera " + cameraId,
@@ -154,6 +161,10 @@
 
     @SmallTest
     public void testConnect() throws Exception {
+        AttributionSourceState clientAttribution = CameraTestUtils.getClientAttribution(mContext);
+        clientAttribution.deviceId = DEVICE_ID_DEFAULT;
+        clientAttribution.uid = ICameraService.USE_CALLING_UID;
+        clientAttribution.pid = ICameraService.USE_CALLING_PID;
         for (int cameraId = 0; cameraId < mUtils.getGuessedNumCameras(); ++cameraId) {
 
             ICameraClient dummyCallbacks = new DummyCameraClient();
@@ -162,12 +173,10 @@
 
             ICamera cameraUser = mUtils.getCameraService()
                     .connect(dummyCallbacks, cameraId, clientPackageName,
-                            ICameraService.USE_CALLING_UID,
-                            ICameraService.USE_CALLING_PID,
                             getContext().getApplicationInfo().targetSdkVersion,
                             ICameraService.ROTATION_OVERRIDE_NONE,
                             /*forceSlowJpegMode*/false,
-                            DEVICE_ID_DEFAULT, DEVICE_POLICY_DEFAULT);
+                            clientAttribution, DEVICE_POLICY_DEFAULT);
             assertNotNull(String.format("Camera %s was null", cameraId), cameraUser);
 
             Log.v(TAG, String.format("Camera %s connected", cameraId));
@@ -260,14 +269,18 @@
 
             String clientPackageName = getContext().getPackageName();
             String clientAttributionTag = getContext().getAttributionTag();
+            AttributionSourceState clientAttribution =
+                    CameraTestUtils.getClientAttribution(mContext);
+            clientAttribution.deviceId = DEVICE_ID_DEFAULT;
+            clientAttribution.uid = ICameraService.USE_CALLING_UID;
 
             ICameraDeviceUser cameraUser =
                     mUtils.getCameraService().connectDevice(
                         dummyCallbacks, String.valueOf(cameraId),
                         clientPackageName, clientAttributionTag,
-                        ICameraService.USE_CALLING_UID, 0 /*oomScoreOffset*/,
+                        0 /*oomScoreOffset*/,
                         getContext().getApplicationInfo().targetSdkVersion,
-                        ICameraService.ROTATION_OVERRIDE_NONE, DEVICE_ID_DEFAULT,
+                        ICameraService.ROTATION_OVERRIDE_NONE, clientAttribution,
                         DEVICE_POLICY_DEFAULT);
             assertNotNull(String.format("Camera %s was null", cameraId), cameraUser);
 
diff --git a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraDeviceBinderTest.java b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraDeviceBinderTest.java
index 6cf2a41..0ab1ee9 100644
--- a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraDeviceBinderTest.java
+++ b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/integration/CameraDeviceBinderTest.java
@@ -27,6 +27,7 @@
 import static org.mockito.Mockito.timeout;
 import static org.mockito.Mockito.verify;
 
+import android.content.AttributionSourceState;
 import android.graphics.ImageFormat;
 import android.graphics.SurfaceTexture;
 import android.hardware.ICameraService;
@@ -54,6 +55,7 @@
 import androidx.test.filters.SmallTest;
 
 import com.android.mediaframeworktest.MediaFrameworkIntegrationTestRunner;
+import com.android.mediaframeworktest.helpers.CameraTestUtils;
 
 import org.mockito.ArgumentCaptor;
 import org.mockito.ArgumentMatcher;
@@ -245,10 +247,14 @@
 
         mMockCb = spy(dummyCallbacks);
 
+        AttributionSourceState clientAttribution = CameraTestUtils.getClientAttribution(mContext);
+        clientAttribution.deviceId = DEVICE_ID_DEFAULT;
+        clientAttribution.uid = ICameraService.USE_CALLING_UID;
+
         mCameraUser = mUtils.getCameraService().connectDevice(mMockCb, mCameraId,
-                clientPackageName, clientAttributionTag, ICameraService.USE_CALLING_UID,
+                clientPackageName, clientAttributionTag,
                 /*oomScoreOffset*/0, getContext().getApplicationInfo().targetSdkVersion,
-                ICameraService.ROTATION_OVERRIDE_NONE, DEVICE_ID_DEFAULT, DEVICE_POLICY_DEFAULT);
+                ICameraService.ROTATION_OVERRIDE_NONE, clientAttribution, DEVICE_POLICY_DEFAULT);
         assertNotNull(String.format("Camera %s was null", mCameraId), mCameraUser);
         mHandlerThread = new HandlerThread(TAG);
         mHandlerThread.start();
@@ -414,10 +420,13 @@
 
     @SmallTest
     public void testCameraCharacteristics() throws RemoteException {
+        AttributionSourceState clientAttribution = CameraTestUtils.getClientAttribution(mContext);
+        clientAttribution.deviceId = DEVICE_ID_DEFAULT;
+
         CameraMetadataNative info = mUtils.getCameraService().getCameraCharacteristics(mCameraId,
                 getContext().getApplicationInfo().targetSdkVersion,
                 ICameraService.ROTATION_OVERRIDE_NONE,
-                DEVICE_ID_DEFAULT, DEVICE_POLICY_DEFAULT);
+                clientAttribution, DEVICE_POLICY_DEFAULT);
 
         assertFalse(info.isEmpty());
         assertNotNull(info.get(CameraCharacteristics.SCALER_AVAILABLE_FORMATS));
diff --git a/native/android/performance_hint.cpp b/native/android/performance_hint.cpp
index 7e5bef1..e91c7a9 100644
--- a/native/android/performance_hint.cpp
+++ b/native/android/performance_hint.cpp
@@ -244,6 +244,12 @@
         ALOGE("%s: targetDurationNanos must be positive", __FUNCTION__);
         return EINVAL;
     }
+    {
+        std::scoped_lock lock(sHintMutex);
+        if (mTargetDurationNanos == targetDurationNanos) {
+            return 0;
+        }
+    }
     ndk::ScopedAStatus ret = mHintSession->updateTargetWorkDuration(targetDurationNanos);
     if (!ret.isOk()) {
         ALOGE("%s: HintSession updateTargetWorkDuration failed: %s", __FUNCTION__,
diff --git a/native/android/tests/performance_hint/PerformanceHintNativeTest.cpp b/native/android/tests/performance_hint/PerformanceHintNativeTest.cpp
index 78a5357..d19fa98 100644
--- a/native/android/tests/performance_hint/PerformanceHintNativeTest.cpp
+++ b/native/android/tests/performance_hint/PerformanceHintNativeTest.cpp
@@ -159,6 +159,10 @@
     int result = APerformanceHint_updateTargetWorkDuration(session, targetDurationNanos);
     EXPECT_EQ(0, result);
 
+    // subsequent call with same target should be ignored but return no error
+    result = APerformanceHint_updateTargetWorkDuration(session, targetDurationNanos);
+    EXPECT_EQ(0, result);
+
     usleep(2); // Sleep for longer than preferredUpdateRateNanos.
     int64_t actualDurationNanos = 20;
     std::vector<int64_t> actualDurations;
diff --git a/nfc/java/android/nfc/flags.aconfig b/nfc/java/android/nfc/flags.aconfig
index b242a76..95945d7 100644
--- a/nfc/java/android/nfc/flags.aconfig
+++ b/nfc/java/android/nfc/flags.aconfig
@@ -110,3 +110,11 @@
     bug: "321311407"
 }
 
+flag {
+    name: "nfc_persist_log"
+    is_exported: true
+    namespace: "nfc"
+    description: "Enable NFC persistent log support"
+    bug: "321310044"
+}
+
diff --git a/packages/SettingsLib/aconfig/settingslib.aconfig b/packages/SettingsLib/aconfig/settingslib.aconfig
index 4ac3e67..8666584 100644
--- a/packages/SettingsLib/aconfig/settingslib.aconfig
+++ b/packages/SettingsLib/aconfig/settingslib.aconfig
@@ -64,13 +64,6 @@
 }
 
 flag {
-  name: "allow_all_widgets_on_lockscreen_by_default"
-  namespace: "systemui"
-  description: "Allow all widgets on the lock screen by default."
-  bug: "328261690"
-}
-
-flag {
     name: "enable_determining_advanced_details_header_with_metadata"
     namespace: "pixel_cross_device_control"
     description: "Use metadata instead of device type to determine whether a bluetooth device should use advanced details header."
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/OWNERS b/packages/SettingsLib/src/com/android/settingslib/bluetooth/OWNERS
index 7669e79b..f8c3a93 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/OWNERS
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/OWNERS
@@ -1,9 +1,4 @@
 # Default reviewers for this and subdirectories.
-siyuanh@google.com
-hughchen@google.com
-timhypeng@google.com
-robertluo@google.com
-songferngwang@google.com
 yqian@google.com
 chelseahao@google.com
 yiyishen@google.com
diff --git a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerAllowlistBackend.java b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerAllowlistBackend.java
index c5e86b4..4f2329b 100644
--- a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerAllowlistBackend.java
+++ b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerAllowlistBackend.java
@@ -327,4 +327,12 @@
             return sInstance;
         }
     }
+
+    /** Testing only. Reset the instance to avoid tests affecting each other. */
+    @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
+    public static void resetInstance() {
+        synchronized (PowerAllowlistBackend.class) {
+            sInstance = null;
+        }
+    }
 }
diff --git a/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/DataServiceUtils.java b/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/DataServiceUtils.java
index df0e618..8868837 100644
--- a/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/DataServiceUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/DataServiceUtils.java
@@ -23,19 +23,8 @@
 import android.telephony.UiccSlotInfo;
 import android.telephony.UiccSlotMapping;
 
-import java.util.List;
-
 public class DataServiceUtils {
 
-    public static <T> boolean shouldUpdateEntityList(List<T> oldList, List<T> newList) {
-        if ((oldList != null &&
-                (newList.isEmpty() || !newList.equals(oldList)))
-                || (!newList.isEmpty() && oldList == null)) {
-            return true;
-        }
-        return false;
-    }
-
     /**
      * Represents columns of the MobileNetworkInfoData table, define these columns from
      * {@see MobileNetworkUtils} or relevant common APIs.
@@ -52,73 +41,16 @@
         public static final String COLUMN_ID = "subId";
 
         /**
-         * The name of the contact discovery enabled state column,
-         * {@see MobileNetworkUtils#isContactDiscoveryEnabled(Context, int)}.
-         */
-        public static final String COLUMN_IS_CONTACT_DISCOVERY_ENABLED =
-                "isContactDiscoveryEnabled";
-
-        /**
-         * The name of the contact discovery visible state column,
-         * {@see MobileNetworkUtils#isContactDiscoveryEnabled(Context, int)}.
-         */
-        public static final String COLUMN_IS_CONTACT_DISCOVERY_VISIBLE =
-                "isContactDiscoveryVisible";
-
-        /**
          * The name of the mobile network data state column,
          * {@see MobileNetworkUtils#isMobileDataEnabled(Context)}.
          */
         public static final String COLUMN_IS_MOBILE_DATA_ENABLED = "isMobileDataEnabled";
 
         /**
-         * The name of the CDMA option state column,
-         * {@see MobileNetworkUtils#isCdmaOptions(Context, int)}.
-         */
-        public static final String COLUMN_IS_CDMA_OPTIONS = "isCdmaOptions";
-
-        /**
-         * The name of the GSM option state column,
-         * {@see MobileNetworkUtils#isGsmOptions(Context, int)}.
-         */
-        public static final String COLUMN_IS_GSM_OPTIONS = "isGsmOptions";
-
-        /**
-         * The name of the world mode state column,
-         * {@see MobileNetworkUtils#isWorldMode(Context, int)}.
-         */
-        public static final String COLUMN_IS_WORLD_MODE = "isWorldMode";
-
-        /**
-         * The name of the display network select options state column,
-         * {@see MobileNetworkUtils#shouldDisplayNetworkSelectOptions(Context, int)}.
-         */
-        public static final String COLUMN_SHOULD_DISPLAY_NETWORK_SELECT_OPTIONS =
-                "shouldDisplayNetworkSelectOptions";
-
-        /**
-         * The name of the TDSCDMA supported state column,
-         * {@see MobileNetworkUtils#isTdscdmaSupported(Context, int)}.
-         */
-        public static final String COLUMN_IS_TDSCDMA_SUPPORTED = "isTdscdmaSupported";
-
-        /**
-         * The name of the active network is cellular state column,
-         * {@see MobileNetworkUtils#activeNetworkIsCellular(Context)}.
-         */
-        public static final String COLUMN_ACTIVE_NETWORK_IS_CELLULAR = "activeNetworkIsCellular";
-
-        /**
          * The name of the show toggle for physicalSim state column,
          * {@see SubscriptionUtil#showToggleForPhysicalSim(SubscriptionManager)}.
          */
         public static final String COLUMN_SHOW_TOGGLE_FOR_PHYSICAL_SIM = "showToggleForPhysicalSim";
-
-        /**
-         * The name of the subscription's data roaming state column,
-         * {@see TelephonyManager#isDataRoamingEnabled()}.
-         */
-        public static final String COLUMN_IS_DATA_ROAMING_ENABLED = "isDataRoamingEnabled";
     }
 
     /**
diff --git a/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/MobileNetworkInfoEntity.java b/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/MobileNetworkInfoEntity.java
index e72346d..13f99e9 100644
--- a/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/MobileNetworkInfoEntity.java
+++ b/packages/SettingsLib/src/com/android/settingslib/mobile/dataservice/MobileNetworkInfoEntity.java
@@ -26,23 +26,11 @@
 @Entity(tableName = DataServiceUtils.MobileNetworkInfoData.TABLE_NAME)
 public class MobileNetworkInfoEntity {
 
-    public MobileNetworkInfoEntity(@NonNull String subId, boolean isContactDiscoveryEnabled,
-            boolean isContactDiscoveryVisible, boolean isMobileDataEnabled, boolean isCdmaOptions,
-            boolean isGsmOptions, boolean isWorldMode, boolean shouldDisplayNetworkSelectOptions,
-            boolean isTdscdmaSupported, boolean activeNetworkIsCellular,
-            boolean showToggleForPhysicalSim, boolean isDataRoamingEnabled) {
+    public MobileNetworkInfoEntity(@NonNull String subId, boolean isMobileDataEnabled,
+            boolean showToggleForPhysicalSim) {
         this.subId = subId;
-        this.isContactDiscoveryEnabled = isContactDiscoveryEnabled;
-        this.isContactDiscoveryVisible = isContactDiscoveryVisible;
         this.isMobileDataEnabled = isMobileDataEnabled;
-        this.isCdmaOptions = isCdmaOptions;
-        this.isGsmOptions = isGsmOptions;
-        this.isWorldMode = isWorldMode;
-        this.shouldDisplayNetworkSelectOptions = shouldDisplayNetworkSelectOptions;
-        this.isTdscdmaSupported = isTdscdmaSupported;
-        this.activeNetworkIsCellular = activeNetworkIsCellular;
         this.showToggleForPhysicalSim = showToggleForPhysicalSim;
-        this.isDataRoamingEnabled = isDataRoamingEnabled;
     }
 
     @PrimaryKey
@@ -50,55 +38,18 @@
     @NonNull
     public String subId;
 
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_CONTACT_DISCOVERY_ENABLED)
-    public boolean isContactDiscoveryEnabled;
-
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_CONTACT_DISCOVERY_VISIBLE)
-    public boolean isContactDiscoveryVisible;
-
     @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_MOBILE_DATA_ENABLED)
     public boolean isMobileDataEnabled;
 
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_CDMA_OPTIONS)
-    public boolean isCdmaOptions;
-
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_GSM_OPTIONS)
-    public boolean isGsmOptions;
-
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_WORLD_MODE)
-    public boolean isWorldMode;
-
-    @ColumnInfo(name =
-            DataServiceUtils.MobileNetworkInfoData.COLUMN_SHOULD_DISPLAY_NETWORK_SELECT_OPTIONS)
-    public boolean shouldDisplayNetworkSelectOptions;
-
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_TDSCDMA_SUPPORTED)
-    public boolean isTdscdmaSupported;
-
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_ACTIVE_NETWORK_IS_CELLULAR)
-    public boolean activeNetworkIsCellular;
-
     @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_SHOW_TOGGLE_FOR_PHYSICAL_SIM)
     public boolean showToggleForPhysicalSim;
 
-    @ColumnInfo(name = DataServiceUtils.MobileNetworkInfoData.COLUMN_IS_DATA_ROAMING_ENABLED)
-    public boolean isDataRoamingEnabled;
-
     @Override
     public int hashCode() {
         int result = 17;
         result = 31 * result + subId.hashCode();
-        result = 31 * result + Boolean.hashCode(isContactDiscoveryEnabled);
-        result = 31 * result + Boolean.hashCode(isContactDiscoveryVisible);
         result = 31 * result + Boolean.hashCode(isMobileDataEnabled);
-        result = 31 * result + Boolean.hashCode(isCdmaOptions);
-        result = 31 * result + Boolean.hashCode(isGsmOptions);
-        result = 31 * result + Boolean.hashCode(isWorldMode);
-        result = 31 * result + Boolean.hashCode(shouldDisplayNetworkSelectOptions);
-        result = 31 * result + Boolean.hashCode(isTdscdmaSupported);
-        result = 31 * result + Boolean.hashCode(activeNetworkIsCellular);
         result = 31 * result + Boolean.hashCode(showToggleForPhysicalSim);
-        result = 31 * result + Boolean.hashCode(isDataRoamingEnabled);
         return result;
     }
 
@@ -113,45 +64,18 @@
 
         MobileNetworkInfoEntity info = (MobileNetworkInfoEntity) obj;
         return  TextUtils.equals(subId, info.subId)
-                && isContactDiscoveryEnabled == info.isContactDiscoveryEnabled
-                && isContactDiscoveryVisible == info.isContactDiscoveryVisible
                 && isMobileDataEnabled == info.isMobileDataEnabled
-                && isCdmaOptions == info.isCdmaOptions
-                && isGsmOptions == info.isGsmOptions
-                && isWorldMode == info.isWorldMode
-                && shouldDisplayNetworkSelectOptions == info.shouldDisplayNetworkSelectOptions
-                && isTdscdmaSupported == info.isTdscdmaSupported
-                && activeNetworkIsCellular == info.activeNetworkIsCellular
-                && showToggleForPhysicalSim == info.showToggleForPhysicalSim
-                && isDataRoamingEnabled == info.isDataRoamingEnabled;
+                && showToggleForPhysicalSim == info.showToggleForPhysicalSim;
     }
 
     public String toString() {
         StringBuilder builder = new StringBuilder();
         builder.append(" {MobileNetworkInfoEntity(subId = ")
                 .append(subId)
-                .append(", isContactDiscoveryEnabled = ")
-                .append(isContactDiscoveryEnabled)
-                .append(", isContactDiscoveryVisible = ")
-                .append(isContactDiscoveryVisible)
                 .append(", isMobileDataEnabled = ")
                 .append(isMobileDataEnabled)
-                .append(", isCdmaOptions = ")
-                .append(isCdmaOptions)
-                .append(", isGsmOptions = ")
-                .append(isGsmOptions)
-                .append(", isWorldMode = ")
-                .append(isWorldMode)
-                .append(", shouldDisplayNetworkSelectOptions = ")
-                .append(shouldDisplayNetworkSelectOptions)
-                .append(", isTdscdmaSupported = ")
-                .append(isTdscdmaSupported)
                 .append(", activeNetworkIsCellular = ")
-                .append(activeNetworkIsCellular)
-                .append(", showToggleForPhysicalSim = ")
                 .append(showToggleForPhysicalSim)
-                .append(", isDataRoamingEnabled = ")
-                .append(isDataRoamingEnabled)
                 .append(")}");
         return builder.toString();
     }
diff --git a/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioRepository.kt b/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioRepository.kt
index 8ec5ba1..837c682 100644
--- a/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioRepository.kt
+++ b/packages/SettingsLib/src/com/android/settingslib/volume/data/repository/AudioRepository.kt
@@ -46,6 +46,7 @@
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.merge
+import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.flow.onStart
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
@@ -98,6 +99,7 @@
     private val contentResolver: ContentResolver,
     private val backgroundCoroutineContext: CoroutineContext,
     private val coroutineScope: CoroutineScope,
+    private val logger: Logger,
 ) : AudioRepository {
 
     private val streamSettingNames: Map<AudioStream, String> =
@@ -170,6 +172,7 @@
             .conflate()
             .map { getCurrentAudioStream(audioStream) }
             .onStart { emit(getCurrentAudioStream(audioStream)) }
+            .onEach { logger.onVolumeUpdateReceived(audioStream, it) }
             .flowOn(backgroundCoroutineContext)
     }
 
@@ -193,6 +196,7 @@
 
     override suspend fun setVolume(audioStream: AudioStream, volume: Int) {
         withContext(backgroundCoroutineContext) {
+            logger.onSetVolumeRequested(audioStream, volume)
             audioManager.setStreamVolume(audioStream.value, volume, 0)
         }
     }
@@ -247,4 +251,11 @@
             awaitClose { contentResolver.unregisterContentObserver(observer) }
         }
     }
+
+    interface Logger {
+
+        fun onSetVolumeRequested(audioStream: AudioStream, volume: Int)
+
+        fun onVolumeUpdateReceived(audioStream: AudioStream, model: AudioStreamModel)
+    }
 }
diff --git a/packages/SettingsLib/src/com/android/settingslib/volume/shared/model/AudioStream.kt b/packages/SettingsLib/src/com/android/settingslib/volume/shared/model/AudioStream.kt
index 9c48299..c8e4d71 100644
--- a/packages/SettingsLib/src/com/android/settingslib/volume/shared/model/AudioStream.kt
+++ b/packages/SettingsLib/src/com/android/settingslib/volume/shared/model/AudioStream.kt
@@ -17,6 +17,7 @@
 package com.android.settingslib.volume.shared.model
 
 import android.media.AudioManager
+import android.media.AudioSystem
 
 /** Type-safe wrapper for [AudioManager] audio stream. */
 @JvmInline
@@ -25,6 +26,8 @@
         require(value in supportedStreamTypes) { "Unsupported stream=$value" }
     }
 
+    override fun toString(): String = AudioSystem.streamToString(value)
+
     companion object {
         val supportedStreamTypes =
             setOf(
diff --git a/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/AudioRepositoryTest.kt b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/AudioRepositoryTest.kt
index 844dc12..0e43acb 100644
--- a/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/AudioRepositoryTest.kt
+++ b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/AudioRepositoryTest.kt
@@ -64,6 +64,7 @@
     @Mock private lateinit var communicationDevice: AudioDeviceInfo
     @Mock private lateinit var contentResolver: ContentResolver
 
+    private val logger = FakeAudioRepositoryLogger()
     private val eventsReceiver = FakeAudioManagerEventsReceiver()
     private val volumeByStream: MutableMap<Int, Int> = mutableMapOf()
     private val isAffectedByRingerModeByStream: MutableMap<Int, Boolean> = mutableMapOf()
@@ -109,6 +110,7 @@
                 contentResolver,
                 testScope.testScheduler,
                 testScope.backgroundScope,
+                logger,
             )
     }
 
@@ -173,6 +175,15 @@
             underTest.setVolume(audioStream, 50)
             runCurrent()
 
+            assertThat(logger.logs)
+                .isEqualTo(
+                    listOf(
+                        "onVolumeUpdateReceived audioStream=STREAM_SYSTEM",
+                        "onSetVolumeRequested audioStream=STREAM_SYSTEM",
+                        "onVolumeUpdateReceived audioStream=STREAM_SYSTEM",
+                        "onVolumeUpdateReceived audioStream=STREAM_SYSTEM",
+                    )
+                )
             assertThat(streamModel)
                 .isEqualTo(
                     AudioStreamModel(
diff --git a/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioRepositoryLogger.kt b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioRepositoryLogger.kt
new file mode 100644
index 0000000..389bf53
--- /dev/null
+++ b/packages/SettingsLib/tests/integ/src/com/android/settingslib/volume/data/repository/FakeAudioRepositoryLogger.kt
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settingslib.volume.data.repository
+
+import com.android.settingslib.volume.shared.model.AudioStream
+import com.android.settingslib.volume.shared.model.AudioStreamModel
+
+class FakeAudioRepositoryLogger : AudioRepositoryImpl.Logger {
+
+    private val mutableLogs: MutableList<String> = mutableListOf()
+    val logs: List<String>
+        get() = mutableLogs
+
+    override fun onSetVolumeRequested(audioStream: AudioStream, volume: Int) {
+        synchronized(mutableLogs) {
+            mutableLogs.add("onSetVolumeRequested audioStream=$audioStream")
+        }
+    }
+
+    override fun onVolumeUpdateReceived(audioStream: AudioStream, model: AudioStreamModel) {
+        synchronized(mutableLogs) {
+            mutableLogs.add("onVolumeUpdateReceived audioStream=$audioStream")
+        }
+    }
+}
diff --git a/packages/SystemUI/AndroidManifest.xml b/packages/SystemUI/AndroidManifest.xml
index b37db16..1b9a09d 100644
--- a/packages/SystemUI/AndroidManifest.xml
+++ b/packages/SystemUI/AndroidManifest.xml
@@ -373,6 +373,8 @@
     <!-- Listen to (dis-)connection of external displays and enable / disable them. -->
     <uses-permission android:name="android.permission.MANAGE_DISPLAYS" />
 
+    <uses-permission android:name="android.permission.SET_BIOMETRIC_DIALOG_ADVANCED" />
+
     <protected-broadcast android:name="com.android.settingslib.action.REGISTER_SLICE_RECEIVER" />
     <protected-broadcast android:name="com.android.settingslib.action.UNREGISTER_SLICE_RECEIVER" />
     <protected-broadcast android:name="com.android.settings.flashlight.action.FLASHLIGHT_CHANGED" />
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 90885ab..0731616 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -217,6 +217,17 @@
 }
 
 flag {
+    name: "notification_group_hun_removal_animation_fix"
+    namespace: "systemui"
+    description: "Fix the lack of hun removal animation for group notifications"
+        "(not GROUP_ALERT_SUMMARY)"
+    bug: "343475993"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
+}
+
+flag {
     name: "scene_container"
     namespace: "systemui"
     description: "Enables the scene container framework go/flexiglass."
@@ -1021,13 +1032,6 @@
 }
 
 flag {
-  name: "glanceable_hub_shortcut_button"
-  namespace: "systemui"
-  description: "Shows a button over the dream and lock screen to open the glanceable hub"
-  bug: "339667383"
-}
-
-flag {
   name: "glanceable_hub_gesture_handle"
   namespace: "systemui"
   description: "Shows a vertical bar at the right edge to indicate the user can swipe to open the glanceable hub"
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
index 2ed0f6c..e02e5f8 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalContainer.kt
@@ -155,7 +155,7 @@
     val coroutineScope = rememberCoroutineScope()
     val currentSceneKey: SceneKey by
         viewModel.currentScene.collectAsStateWithLifecycle(CommunalScenes.Blank)
-    val touchesAllowed by viewModel.touchesAllowed.collectAsStateWithLifecycle(initialValue = false)
+    val touchesAllowed by viewModel.touchesAllowed.collectAsStateWithLifecycle()
     val showGestureIndicator by
         viewModel.showGestureIndicator.collectAsStateWithLifecycle(initialValue = false)
     val backgroundType by
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalHub.kt b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalHub.kt
index 9c2127c..be51c1a 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalHub.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/CommunalHub.kt
@@ -484,6 +484,7 @@
             rememberDragAndDropTargetState(
                 gridState = gridState,
                 contentListState = contentListState,
+                contentOffset = contentOffset,
                 updateDragPositionForRemove = updateDragPositionForRemove
             )
 
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/DragAndDropTargetState.kt b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/DragAndDropTargetState.kt
index 37fe798..9e6f22a 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/DragAndDropTargetState.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/communal/ui/compose/DragAndDropTargetState.kt
@@ -41,7 +41,7 @@
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.unit.dp
 import com.android.systemui.communal.domain.model.CommunalContentModel
-import com.android.systemui.communal.ui.compose.extensions.plus
+import com.android.systemui.communal.ui.compose.extensions.firstItemAtOffset
 import com.android.systemui.communal.util.WidgetPickerIntentUtils
 import com.android.systemui.communal.util.WidgetPickerIntentUtils.getWidgetExtraFromIntent
 import kotlinx.coroutines.CoroutineScope
@@ -57,6 +57,7 @@
 @Composable
 internal fun rememberDragAndDropTargetState(
     gridState: LazyGridState,
+    contentOffset: Offset,
     contentListState: ContentListState,
     updateDragPositionForRemove: (offset: Offset) -> Boolean,
 ): DragAndDropTargetState {
@@ -70,6 +71,7 @@
         remember(gridState, contentListState) {
             DragAndDropTargetState(
                 state = gridState,
+                contentOffset = contentOffset,
                 contentListState = contentListState,
                 scope = scope,
                 autoScrollSpeed = autoScrollSpeed,
@@ -145,6 +147,7 @@
  */
 internal class DragAndDropTargetState(
     private val state: LazyGridState,
+    private val contentOffset: Offset,
     private val contentListState: ContentListState,
     private val scope: CoroutineScope,
     private val autoScrollSpeed: MutableState<Float>,
@@ -214,8 +217,7 @@
                 return@let true
             }
             return false
-        }
-            ?: false
+        } ?: false
     }
 
     fun onEnded() {
@@ -249,10 +251,9 @@
     }
 
     private fun findTargetItem(dragEvent: DragEvent): LazyGridItemInfo? =
-        state.layoutInfo.visibleItemsInfo.firstOrNull { item ->
-            dragEvent.x.toInt() in item.offset.x..(item.offset + item.size).x &&
-                dragEvent.y.toInt() in item.offset.y..(item.offset + item.size).y
-        }
+        state.layoutInfo.visibleItemsInfo.firstItemAtOffset(
+            Offset(dragEvent.x, dragEvent.y) - contentOffset
+        )
 
     private fun movePlaceholderTo(index: Int) {
         val currentIndex = contentListState.list.indexOf(placeHolder)
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/LockscreenLongPress.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/LockscreenLongPress.kt
index 4555f13..c34fb38 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/LockscreenLongPress.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/LockscreenLongPress.kt
@@ -19,9 +19,10 @@
 package com.android.systemui.keyguard.ui.composable
 
 import androidx.compose.foundation.ExperimentalFoundationApi
-import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.gestures.awaitEachGesture
 import androidx.compose.foundation.gestures.awaitFirstDown
+import androidx.compose.foundation.gestures.detectTapGestures
+import androidx.compose.foundation.indication
 import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.BoxScope
@@ -33,12 +34,14 @@
 import androidx.compose.ui.geometry.Rect
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
+import com.android.systemui.communal.ui.compose.extensions.detectLongPressGesture
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 
 /** Container for lockscreen content that handles long-press to bring up the settings menu. */
 @Composable
+// TODO(b/344879669): now that it's more generic than long-press, rename it.
 fun LockscreenLongPress(
-    viewModel: KeyguardLongPressViewModel,
+    viewModel: KeyguardTouchHandlingViewModel,
     modifier: Modifier = Modifier,
     content: @Composable BoxScope.(onSettingsMenuPlaces: (coordinates: Rect?) -> Unit) -> Unit,
 ) {
@@ -50,14 +53,17 @@
     Box(
         modifier =
             modifier
-                .combinedClickable(
-                    enabled = isEnabled,
-                    onLongClick = viewModel::onLongPress,
-                    onClick = {},
-                    interactionSource = interactionSource,
-                    // Passing null for the indication removes the ripple effect.
-                    indication = null,
-                )
+                .pointerInput(isEnabled) {
+                    if (isEnabled) {
+                        detectLongPressGesture { viewModel.onLongPress() }
+                    }
+                }
+                .pointerInput(Unit) {
+                    detectTapGestures(
+                        onTap = { viewModel.onClick(it.x, it.y) },
+                        onDoubleTap = { viewModel.onDoubleClick() },
+                    )
+                }
                 .pointerInput(settingsMenuBounds) {
                     awaitEachGesture {
                         val pointerInputChange = awaitFirstDown()
@@ -65,7 +71,9 @@
                             viewModel.onTouchedOutside()
                         }
                     }
-                },
+                }
+                // Passing null for the indication removes the ripple effect.
+                .indication(interactionSource, null)
     ) {
         content(setSettingsMenuBounds)
     }
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/CommunalBlueprint.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/CommunalBlueprint.kt
index 6b210af..210ca69 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/CommunalBlueprint.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/CommunalBlueprint.kt
@@ -43,7 +43,7 @@
     @Composable
     override fun SceneScope.Content(modifier: Modifier) {
         LockscreenLongPress(
-            viewModel = viewModel.longPress,
+            viewModel = viewModel.touchHandling,
             modifier = modifier,
         ) { _ ->
             Box(modifier.background(Color.Black)) {
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/DefaultBlueprint.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/DefaultBlueprint.kt
index a39fa64..0a4c6fd 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/DefaultBlueprint.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/DefaultBlueprint.kt
@@ -72,7 +72,7 @@
         val unfoldTranslations by viewModel.unfoldTranslations.collectAsStateWithLifecycle()
 
         LockscreenLongPress(
-            viewModel = viewModel.longPress,
+            viewModel = viewModel.touchHandling,
             modifier = modifier,
         ) { onSettingsMenuPlaced ->
             Layout(
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/ShortcutsBesideUdfpsBlueprint.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/ShortcutsBesideUdfpsBlueprint.kt
index c83f62c..065f2a2 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/ShortcutsBesideUdfpsBlueprint.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/blueprint/ShortcutsBesideUdfpsBlueprint.kt
@@ -74,7 +74,7 @@
         val unfoldTranslations by viewModel.unfoldTranslations.collectAsStateWithLifecycle()
 
         LockscreenLongPress(
-            viewModel = viewModel.longPress,
+            viewModel = viewModel.touchHandling,
             modifier = modifier,
         ) { onSettingsMenuPlaced ->
             Layout(
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/SettingsMenuSection.kt b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/SettingsMenuSection.kt
index 44b0535..15032e0 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/SettingsMenuSection.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/keyguard/ui/composable/section/SettingsMenuSection.kt
@@ -30,8 +30,8 @@
 import androidx.compose.ui.viewinterop.AndroidView
 import androidx.core.view.isVisible
 import com.android.systemui.keyguard.ui.binder.KeyguardSettingsViewBinder
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardSettingsMenuViewModel
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 import com.android.systemui.plugins.ActivityStarter
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.VibratorHelper
@@ -42,7 +42,7 @@
 @Inject
 constructor(
     private val viewModel: KeyguardSettingsMenuViewModel,
-    private val longPressViewModel: KeyguardLongPressViewModel,
+    private val touchHandlingViewModel: KeyguardTouchHandlingViewModel,
     private val vibratorHelper: VibratorHelper,
     private val activityStarter: ActivityStarter,
 ) {
@@ -69,7 +69,7 @@
                             KeyguardSettingsViewBinder.bind(
                                 view = this,
                                 viewModel = viewModel,
-                                longPressViewModel = longPressViewModel,
+                                touchHandlingViewModel = touchHandlingViewModel,
                                 rootViewModel = null,
                                 vibratorHelper = vibratorHelper,
                                 activityStarter = activityStarter,
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/notifications/ui/composable/Notifications.kt b/packages/SystemUI/compose/features/src/com/android/systemui/notifications/ui/composable/Notifications.kt
index 6805888..2eea2f0 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/notifications/ui/composable/Notifications.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/notifications/ui/composable/Notifications.kt
@@ -21,6 +21,7 @@
 import androidx.compose.animation.core.Animatable
 import androidx.compose.foundation.ScrollState
 import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.gestures.scrollBy
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Spacer
@@ -233,6 +234,8 @@
     // The height of the scrim visible on screen when it is in its resting (collapsed) state.
     val minVisibleScrimHeight: () -> Float = { screenHeight - maxScrimTop() }
 
+    val isClickable by viewModel.isClickable.collectAsStateWithLifecycle()
+
     // we are not scrolled to the top unless the scrim is at its maximum offset.
     LaunchedEffect(viewModel, scrimOffset) {
         snapshotFlow { scrimOffset.value >= 0f }
@@ -328,6 +331,9 @@
                         )
                     )
                 }
+                .thenIf(isClickable) {
+                    Modifier.clickable(onClick = { viewModel.onEmptySpaceClicked() })
+                }
     ) {
         // Creates a cutout in the background scrim in the shape of the notifications scrim.
         // Only visible when notif scrim alpha < 1, during shade expansion.
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/BrightnessMirror.kt b/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/BrightnessMirror.kt
index 73a624a..aca473d 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/BrightnessMirror.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/BrightnessMirror.kt
@@ -18,8 +18,9 @@
 
 import androidx.compose.animation.core.animateFloatAsState
 import androidx.compose.foundation.layout.Box
-import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.offset
+import androidx.compose.foundation.layout.wrapContentWidth
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Alignment
@@ -39,6 +40,7 @@
     viewModel: BrightnessMirrorViewModel,
     qsSceneAdapter: QSSceneAdapter,
     modifier: Modifier = Modifier,
+    measureFromContainer: Boolean = false,
 ) {
     val isShowing by viewModel.isShowing.collectAsStateWithLifecycle()
     val mirrorAlpha by
@@ -47,9 +49,22 @@
             label = "alphaAnimationBrightnessMirrorShowing",
         )
     val mirrorOffsetAndSize by viewModel.locationAndSize.collectAsStateWithLifecycle()
-    val offset = IntOffset(0, mirrorOffsetAndSize.yOffset)
+    val yOffset =
+        if (measureFromContainer) {
+            mirrorOffsetAndSize.yOffsetFromContainer
+        } else {
+            mirrorOffsetAndSize.yOffsetFromWindow
+        }
+    val offset = IntOffset(0, yOffset)
 
-    Box(modifier = modifier.fillMaxSize().graphicsLayer { alpha = mirrorAlpha }) {
+    // Use unbounded=true as the full mirror (with paddings and background offset) may be larger
+    // than the space we have (but it will fit, because the brightness slider fits).
+    Box(
+        modifier =
+            modifier.fillMaxHeight().wrapContentWidth(unbounded = true).graphicsLayer {
+                alpha = mirrorAlpha
+            }
+    ) {
         QuickSettingsTheme {
             // The assumption for using this AndroidView is that there will be only one in view at
             // a given time (which is a reasonable assumption). Because `QSSceneAdapter` (actually
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/QuickSettingsScene.kt b/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/QuickSettingsScene.kt
index 0b57151..2d5d259 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/QuickSettingsScene.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/qs/ui/composable/QuickSettingsScene.kt
@@ -185,7 +185,11 @@
 
     BrightnessMirror(
         viewModel = viewModel.brightnessMirrorViewModel,
-        qsSceneAdapter = viewModel.qsSceneAdapter
+        qsSceneAdapter = viewModel.qsSceneAdapter,
+        modifier =
+            Modifier.thenIf(cutoutLocation != CutoutLocation.CENTER) {
+                Modifier.displayCutoutPadding()
+            }
     )
 
     val shouldPunchHoleBehindScrim =
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/scene/session/ui/composable/Session.kt b/packages/SystemUI/compose/features/src/com/android/systemui/scene/session/ui/composable/Session.kt
index 924aa54..4eaacf3 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/scene/session/ui/composable/Session.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/scene/session/ui/composable/Session.kt
@@ -86,7 +86,7 @@
  */
 @Composable
 fun <T> Session.rememberSession(vararg inputs: Any?, key: String? = null, init: () -> T): T =
-    rememberSession(key, inputs, init = init)
+    rememberSession(key, *inputs, init = init)
 
 /**
  * An explicit storage for remembering composable state outside of the lifetime of a composition.
@@ -151,7 +151,7 @@
     vararg inputs: Any?,
     key: String? = null,
 ): SaveableSession =
-    rememberSaveable(inputs, SaveableSessionImpl.SessionSaver, key) { SaveableSessionImpl() }
+    rememberSaveable(*inputs, SaveableSessionImpl.SessionSaver, key) { SaveableSessionImpl() }
 
 private class SessionImpl(
     private val storage: SessionStorage = SessionStorage(),
diff --git a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeScene.kt b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeScene.kt
index edef5fb..4a6599a 100644
--- a/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeScene.kt
+++ b/packages/SystemUI/compose/features/src/com/android/systemui/shade/ui/composable/ShadeScene.kt
@@ -36,7 +36,6 @@
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.navigationBars
 import androidx.compose.foundation.layout.navigationBarsPadding
-import androidx.compose.foundation.layout.offset
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.RoundedCornerShape
@@ -97,6 +96,7 @@
 import com.android.systemui.shade.shared.model.ShadeMode
 import com.android.systemui.shade.ui.viewmodel.ShadeSceneViewModel
 import com.android.systemui.statusbar.notification.stack.ui.view.NotificationScrollView
+import com.android.systemui.statusbar.notification.stack.ui.viewmodel.NotificationsPlaceholderViewModel
 import com.android.systemui.statusbar.phone.StatusBarLocation
 import com.android.systemui.statusbar.phone.ui.StatusBarIconController
 import com.android.systemui.statusbar.phone.ui.TintedIconManager
@@ -138,6 +138,7 @@
     private val shadeSession: SaveableSession,
     private val notificationStackScrollView: Lazy<NotificationScrollView>,
     private val viewModel: ShadeSceneViewModel,
+    private val notificationsPlaceholderViewModel: NotificationsPlaceholderViewModel,
     private val tintedIconManagerFactory: TintedIconManager.Factory,
     private val batteryMeterViewControllerFactory: BatteryMeterViewController.Factory,
     private val statusBarIconController: StatusBarIconController,
@@ -157,6 +158,7 @@
         ShadeScene(
             notificationStackScrollView.get(),
             viewModel = viewModel,
+            notificationsPlaceholderViewModel = notificationsPlaceholderViewModel,
             createTintedIconManager = tintedIconManagerFactory::create,
             createBatteryMeterViewController = batteryMeterViewControllerFactory::create,
             statusBarIconController = statusBarIconController,
@@ -177,6 +179,7 @@
 private fun SceneScope.ShadeScene(
     notificationStackScrollView: NotificationScrollView,
     viewModel: ShadeSceneViewModel,
+    notificationsPlaceholderViewModel: NotificationsPlaceholderViewModel,
     createTintedIconManager: (ViewGroup, StatusBarLocation) -> TintedIconManager,
     createBatteryMeterViewController: (ViewGroup, StatusBarLocation) -> BatteryMeterViewController,
     statusBarIconController: StatusBarIconController,
@@ -191,6 +194,7 @@
             SingleShade(
                 notificationStackScrollView = notificationStackScrollView,
                 viewModel = viewModel,
+                notificationsPlaceholderViewModel = notificationsPlaceholderViewModel,
                 createTintedIconManager = createTintedIconManager,
                 createBatteryMeterViewController = createBatteryMeterViewController,
                 statusBarIconController = statusBarIconController,
@@ -203,6 +207,7 @@
             SplitShade(
                 notificationStackScrollView = notificationStackScrollView,
                 viewModel = viewModel,
+                notificationsPlaceholderViewModel = notificationsPlaceholderViewModel,
                 createTintedIconManager = createTintedIconManager,
                 createBatteryMeterViewController = createBatteryMeterViewController,
                 statusBarIconController = statusBarIconController,
@@ -219,6 +224,7 @@
 private fun SceneScope.SingleShade(
     notificationStackScrollView: NotificationScrollView,
     viewModel: ShadeSceneViewModel,
+    notificationsPlaceholderViewModel: NotificationsPlaceholderViewModel,
     createTintedIconManager: (ViewGroup, StatusBarLocation) -> TintedIconManager,
     createBatteryMeterViewController: (ViewGroup, StatusBarLocation) -> BatteryMeterViewController,
     statusBarIconController: StatusBarIconController,
@@ -330,7 +336,7 @@
                         NotificationScrollingStack(
                             shadeSession = shadeSession,
                             stackScrollView = notificationStackScrollView,
-                            viewModel = viewModel.notifications,
+                            viewModel = notificationsPlaceholderViewModel,
                             maxScrimTop = { maxNotifScrimTop.value },
                             shadeMode = ShadeMode.Single,
                             shouldPunchHoleBehindScrim = shouldPunchHoleBehindScrim,
@@ -354,7 +360,7 @@
         }
         NotificationStackCutoffGuideline(
             stackScrollView = notificationStackScrollView,
-            viewModel = viewModel.notifications,
+            viewModel = notificationsPlaceholderViewModel,
             modifier = Modifier.align(Alignment.BottomCenter).navigationBarsPadding()
         )
     }
@@ -364,6 +370,7 @@
 private fun SceneScope.SplitShade(
     notificationStackScrollView: NotificationScrollView,
     viewModel: ShadeSceneViewModel,
+    notificationsPlaceholderViewModel: NotificationsPlaceholderViewModel,
     createTintedIconManager: (ViewGroup, StatusBarLocation) -> TintedIconManager,
     createBatteryMeterViewController: (ViewGroup, StatusBarLocation) -> BatteryMeterViewController,
     statusBarIconController: StatusBarIconController,
@@ -431,8 +438,10 @@
             label = "alphaAnimationBrightnessMirrorContentHiding",
         )
 
-    viewModel.notifications.setAlphaForBrightnessMirror(contentAlpha)
-    DisposableEffect(Unit) { onDispose { viewModel.notifications.setAlphaForBrightnessMirror(1f) } }
+    notificationsPlaceholderViewModel.setAlphaForBrightnessMirror(contentAlpha)
+    DisposableEffect(Unit) {
+        onDispose { notificationsPlaceholderViewModel.setAlphaForBrightnessMirror(1f) }
+    }
 
     val isMediaVisible by viewModel.isMediaVisible.collectAsStateWithLifecycle()
 
@@ -474,9 +483,9 @@
                     BrightnessMirror(
                         viewModel = viewModel.brightnessMirrorViewModel,
                         qsSceneAdapter = viewModel.qsSceneAdapter,
-                        // Need to remove the offset of the header height, as the mirror uses
-                        // the position of the Brightness slider in the window
-                        modifier = Modifier.offset(y = -ShadeHeader.Dimensions.CollapsedHeight)
+                        // Need to use the offset measured from the container as the header
+                        // has to be accounted for
+                        measureFromContainer = true
                     )
                     Column(
                         verticalArrangement = Arrangement.Top,
@@ -533,7 +542,7 @@
                 NotificationScrollingStack(
                     shadeSession = shadeSession,
                     stackScrollView = notificationStackScrollView,
-                    viewModel = viewModel.notifications,
+                    viewModel = notificationsPlaceholderViewModel,
                     maxScrimTop = { 0f },
                     shouldPunchHoleBehindScrim = false,
                     shouldReserveSpaceForNavBar = false,
@@ -548,7 +557,7 @@
         }
         NotificationStackCutoffGuideline(
             stackScrollView = notificationStackScrollView,
-            viewModel = viewModel.notifications,
+            viewModel = notificationsPlaceholderViewModel,
             modifier = Modifier.align(Alignment.BottomCenter).navigationBarsPadding()
         )
     }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandlerTest.java b/packages/SystemUI/multivalentTests/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandlerTest.java
index 630bcd6..7ebc224 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandlerTest.java
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandlerTest.java
@@ -21,6 +21,7 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyFloat;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.ArgumentMatchers.isNull;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.reset;
 import static org.mockito.Mockito.verify;
@@ -49,6 +50,7 @@
 import com.android.systemui.ambient.touch.scrim.ScrimController;
 import com.android.systemui.ambient.touch.scrim.ScrimManager;
 import com.android.systemui.bouncer.shared.constants.KeyguardBouncerConstants;
+import com.android.systemui.plugins.ActivityStarter;
 import com.android.systemui.settings.FakeUserTracker;
 import com.android.systemui.shade.ShadeExpansionChangeEvent;
 import com.android.systemui.shared.system.InputChannelCompat;
@@ -113,6 +115,9 @@
     LockPatternUtils mLockPatternUtils;
 
     @Mock
+    ActivityStarter mActivityStarter;
+
+    @Mock
     Region mRegion;
 
     @Captor
@@ -148,7 +153,8 @@
                 mFlingAnimationUtilsClosing,
                 TOUCH_REGION,
                 MIN_BOUNCER_HEIGHT,
-                mUiEventLogger);
+                mUiEventLogger,
+                mActivityStarter);
 
         when(mScrimManager.getCurrentController()).thenReturn(mScrimController);
         when(mValueAnimatorCreator.create(anyFloat(), anyFloat())).thenReturn(mValueAnimator);
@@ -397,7 +403,12 @@
                 .isTrue();
         // We should not expand since the keyguard is not secure
         verify(mScrimController, never()).expand(any());
-        // Since we are swiping up, we should wake from dreams.
+
+        // Since we are swiping up, we should dismiss the keyguard and wake from dreams.
+        ArgumentCaptor<Runnable> dismissKeyguardRunnable = ArgumentCaptor.forClass(Runnable.class);
+        verify(mActivityStarter).executeRunnableDismissingKeyguard(
+                dismissKeyguardRunnable.capture(), isNull(), eq(true), eq(true), eq(false));
+        dismissKeyguardRunnable.getValue().run();
         verify(mCentralSurfaces).awakenDreams();
     }
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/biometrics/UdfpsControllerOverlayTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/biometrics/UdfpsControllerOverlayTest.kt
index 60b48f2..242e822 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/biometrics/UdfpsControllerOverlayTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/biometrics/UdfpsControllerOverlayTest.kt
@@ -324,7 +324,6 @@
     fun showUdfpsOverlay_awake() =
         testScope.runTest {
             withReason(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 powerRepository.updateWakefulness(
                     rawState = WakefulnessState.AWAKE,
                     lastWakeReason = WakeSleepReason.POWER_BUTTON,
@@ -341,7 +340,6 @@
     fun showUdfpsOverlay_whileGoingToSleep() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 keyguardTransitionRepository.sendTransitionSteps(
                     from = KeyguardState.OFF,
                     to = KeyguardState.GONE,
@@ -370,7 +368,6 @@
     fun showUdfpsOverlay_whileAsleep() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 keyguardTransitionRepository.sendTransitionSteps(
                     from = KeyguardState.OFF,
                     to = KeyguardState.GONE,
@@ -399,7 +396,6 @@
     fun neverRemoveViewThatHasNotBeenAdded() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 controllerOverlay.show(udfpsController, overlayParams)
                 val view = controllerOverlay.getTouchOverlay()
                 view?.let {
@@ -414,7 +410,6 @@
     fun showUdfpsOverlay_afterFinishedTransitioningToAOD() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 keyguardTransitionRepository.sendTransitionSteps(
                     from = KeyguardState.OFF,
                     to = KeyguardState.GONE,
@@ -542,7 +537,6 @@
     fun addViewPending_layoutIsNotUpdated() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 mSetFlagsRule.enableFlags(Flags.FLAG_DEVICE_ENTRY_UDFPS_REFACTOR)
 
                 // GIVEN going to sleep
@@ -580,7 +574,6 @@
     fun updateOverlayParams_viewLayoutUpdated() =
         testScope.runTest {
             withReasonSuspend(REASON_AUTH_KEYGUARD) {
-                mSetFlagsRule.enableFlags(Flags.FLAG_UDFPS_VIEW_PERFORMANCE)
                 powerRepository.updateWakefulness(
                     rawState = WakefulnessState.AWAKE,
                     lastWakeReason = WakeSleepReason.POWER_BUTTON,
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/data/repository/CommunalSettingsRepositoryImplTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/data/repository/CommunalSettingsRepositoryImplTest.kt
index fb2b33d..da40f64 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/data/repository/CommunalSettingsRepositoryImplTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/data/repository/CommunalSettingsRepositoryImplTest.kt
@@ -20,7 +20,6 @@
 import android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_FEATURES_NONE
 import android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_WIDGETS_ALL
 import android.app.admin.devicePolicyManager
-import android.appwidget.AppWidgetProviderInfo
 import android.content.Intent
 import android.content.pm.UserInfo
 import android.os.UserManager.USER_TYPE_PROFILE_MANAGED
@@ -29,7 +28,6 @@
 import android.provider.Settings
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
-import com.android.settingslib.flags.Flags.FLAG_ALLOW_ALL_WIDGETS_ON_LOCKSCREEN_BY_DEFAULT
 import com.android.systemui.Flags.FLAG_COMMUNAL_HUB
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.broadcast.broadcastDispatcher
@@ -183,42 +181,6 @@
                 )
         }
 
-    @EnableFlags(FLAG_COMMUNAL_HUB)
-    @Test
-    fun hubShowsWidgetCategoriesSetByUser() =
-        testScope.runTest {
-            kosmos.fakeSettings.putIntForUser(
-                CommunalSettingsRepositoryImpl.GLANCEABLE_HUB_CONTENT_SETTING,
-                AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN,
-                PRIMARY_USER.id
-            )
-            val setting by collectLastValue(underTest.getWidgetCategories(PRIMARY_USER))
-            assertThat(setting?.categories)
-                .isEqualTo(AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN)
-        }
-
-    @EnableFlags(FLAG_COMMUNAL_HUB)
-    @DisableFlags(FLAG_ALLOW_ALL_WIDGETS_ON_LOCKSCREEN_BY_DEFAULT)
-    @Test
-    fun hubShowsKeyguardWidgetsByDefault() =
-        testScope.runTest {
-            val setting by collectLastValue(underTest.getWidgetCategories(PRIMARY_USER))
-            assertThat(setting?.categories)
-                .isEqualTo(AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD)
-        }
-
-    @EnableFlags(FLAG_COMMUNAL_HUB, FLAG_ALLOW_ALL_WIDGETS_ON_LOCKSCREEN_BY_DEFAULT)
-    @Test
-    fun hubShowsAllWidgetsByDefaultWhenFlagEnabled() =
-        testScope.runTest {
-            val setting by collectLastValue(underTest.getWidgetCategories(PRIMARY_USER))
-            assertThat(setting?.categories)
-                .isEqualTo(
-                    AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD +
-                        AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN
-                )
-        }
-
     @Test
     fun backgroundType_defaultValue() =
         testScope.runTest {
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/domain/interactor/CommunalInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/domain/interactor/CommunalInteractorTest.kt
index d951cca..7b26db5 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/domain/interactor/CommunalInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/domain/interactor/CommunalInteractorTest.kt
@@ -36,7 +36,6 @@
 import com.android.systemui.Flags.FLAG_COMMUNAL_HUB
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.broadcast.broadcastDispatcher
-import com.android.systemui.communal.data.repository.CommunalSettingsRepositoryImpl
 import com.android.systemui.communal.data.repository.FakeCommunalMediaRepository
 import com.android.systemui.communal.data.repository.FakeCommunalPrefsRepository
 import com.android.systemui.communal.data.repository.FakeCommunalSceneRepository
@@ -81,7 +80,6 @@
 import com.android.systemui.util.mockito.mock
 import com.android.systemui.util.mockito.nullable
 import com.android.systemui.util.mockito.whenever
-import com.android.systemui.util.settings.fakeSettings
 import com.google.common.truth.Truth.assertThat
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -915,14 +913,6 @@
             )
             runCurrent()
 
-            // Keyguard widgets are allowed.
-            kosmos.fakeSettings.putIntForUser(
-                CommunalSettingsRepositoryImpl.GLANCEABLE_HUB_CONTENT_SETTING,
-                AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD,
-                mainUser.id
-            )
-            runCurrent()
-
             // When work profile is paused.
             whenever(userManager.isQuietModeEnabled(eq(UserHandle.of(USER_INFO_WORK.id))))
                 .thenReturn(true)
@@ -956,93 +946,6 @@
         }
 
     @Test
-    fun widgetContent_containsDisabledWidgets_whenCategoryNotAllowed() =
-        testScope.runTest {
-            // Communal available, and tutorial completed.
-            keyguardRepository.setKeyguardShowing(true)
-            keyguardRepository.setKeyguardOccluded(false)
-            tutorialRepository.setTutorialSettingState(HUB_MODE_TUTORIAL_COMPLETED)
-
-            val userInfos = listOf(MAIN_USER_INFO, USER_INFO_WORK)
-            userRepository.setUserInfos(userInfos)
-            userTracker.set(
-                userInfos = userInfos,
-                selectedUserIndex = 0,
-            )
-            userRepository.setSelectedUserInfo(MAIN_USER_INFO)
-            runCurrent()
-
-            // Widgets available.
-            val widget1 =
-                createWidgetWithCategory(1, AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN)
-            val widget2 =
-                createWidgetWithCategory(2, AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD)
-            val widget3 =
-                createWidgetWithCategory(3, AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX)
-            val widgets = listOf(widget1, widget2, widget3)
-            widgetRepository.setCommunalWidgets(widgets)
-
-            val widgetContent by collectLastValue(underTest.widgetContent)
-            kosmos.fakeSettings.putIntForUser(
-                CommunalSettingsRepositoryImpl.GLANCEABLE_HUB_CONTENT_SETTING,
-                AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD,
-                mainUser.id
-            )
-
-            // Only the keyguard widget is enabled.
-            assertThat(widgetContent).hasSize(3)
-            assertThat(widgetContent!!.get(0))
-                .isInstanceOf(CommunalContentModel.WidgetContent.DisabledWidget::class.java)
-            assertThat(widgetContent!!.get(1))
-                .isInstanceOf(CommunalContentModel.WidgetContent.Widget::class.java)
-            assertThat(widgetContent!!.get(2))
-                .isInstanceOf(CommunalContentModel.WidgetContent.DisabledWidget::class.java)
-        }
-
-    @Test
-    fun widgetContent_allEnabled_whenCategoryAllowed() =
-        testScope.runTest {
-            // Communal available, and tutorial completed.
-            keyguardRepository.setKeyguardShowing(true)
-            keyguardRepository.setKeyguardOccluded(false)
-            tutorialRepository.setTutorialSettingState(HUB_MODE_TUTORIAL_COMPLETED)
-
-            val userInfos = listOf(MAIN_USER_INFO, USER_INFO_WORK)
-            userRepository.setUserInfos(userInfos)
-            userTracker.set(
-                userInfos = userInfos,
-                selectedUserIndex = 0,
-            )
-            userRepository.setSelectedUserInfo(MAIN_USER_INFO)
-            runCurrent()
-
-            // Widgets available.
-            val widget1 =
-                createWidgetWithCategory(1, AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN)
-            val widget2 =
-                createWidgetWithCategory(2, AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD)
-            val widget3 =
-                createWidgetWithCategory(3, AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD)
-            val widgets = listOf(widget1, widget2, widget3)
-            widgetRepository.setCommunalWidgets(widgets)
-
-            val widgetContent by collectLastValue(underTest.widgetContent)
-            kosmos.fakeSettings.putIntForUser(
-                CommunalSettingsRepositoryImpl.GLANCEABLE_HUB_CONTENT_SETTING,
-                AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD or
-                    AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN,
-                mainUser.id
-            )
-
-            // All widgets are enabled.
-            assertThat(widgetContent).hasSize(3)
-            widgetContent!!.forEach { model ->
-                assertThat(model)
-                    .isInstanceOf(CommunalContentModel.WidgetContent.Widget::class.java)
-            }
-        }
-
-    @Test
     fun filterWidgets_whenDisallowedByDevicePolicyForWorkProfile() =
         testScope.runTest {
             // Keyguard showing, and tutorial completed.
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/view/viewmodel/CommunalViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/view/viewmodel/CommunalViewModelTest.kt
index 51991de..2694cab 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/view/viewmodel/CommunalViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/view/viewmodel/CommunalViewModelTest.kt
@@ -153,6 +153,7 @@
             CommunalViewModel(
                 kosmos.testDispatcher,
                 testScope,
+                kosmos.testScope.backgroundScope,
                 context.resources,
                 kosmos.keyguardTransitionInteractor,
                 kosmos.keyguardInteractor,
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/widgets/WidgetInteractionHandlerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/widgets/WidgetInteractionHandlerTest.kt
index 7b7d03b..7044895 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/widgets/WidgetInteractionHandlerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/communal/widgets/WidgetInteractionHandlerTest.kt
@@ -72,6 +72,7 @@
                 /* animationController = */ notNull(),
                 /* fillInIntent = */ refEq(fillInIntent),
                 /* extraOptions = */ refEq(activityOptions.toBundle()),
+                /* customMessage */ isNull(),
             )
     }
 
@@ -93,6 +94,7 @@
                 /* animationController = */ isNull(),
                 /* fillInIntent = */ refEq(fillInIntent),
                 /* extraOptions = */ refEq(activityOptions.toBundle()),
+                /* customMessage */ isNull(),
             )
     }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/haptics/qs/QSLongPressEffectTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/haptics/qs/QSLongPressEffectTest.kt
index 74eee9b..7d0f040 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/haptics/qs/QSLongPressEffectTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/haptics/qs/QSLongPressEffectTest.kt
@@ -274,6 +274,29 @@
             assertThat(couldClick).isFalse()
         }
 
+    @Test
+    fun onTileClick_whileIdle_withQSTile_clicks() =
+        testWhileInState(QSLongPressEffect.State.IDLE) {
+            // GIVEN that a click was detected
+            val couldClick = longPressEffect.onTileClick()
+
+            // THEN the click is successful
+            assertThat(couldClick).isTrue()
+        }
+
+    @Test
+    fun onTileClick_whileIdle_withoutQSTile_cannotClick() =
+        testWhileInState(QSLongPressEffect.State.IDLE) {
+            // GIVEN that no QSTile has been set
+            longPressEffect.qsTile = null
+
+            // GIVEN that a click was detected
+            val couldClick = longPressEffect.onTileClick()
+
+            // THEN the click is not successful
+            assertThat(couldClick).isFalse()
+        }
+
     private fun testWithScope(initialize: Boolean = true, test: suspend TestScope.() -> Unit) =
         with(kosmos) {
             testScope.runTest {
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLegacySettingSyncerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLegacySettingSyncerTest.kt
index 49d0399..26fcb23 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLegacySettingSyncerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLegacySettingSyncerTest.kt
@@ -90,7 +90,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = FakeUserTracker(),
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         settings = FakeSettings()
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManagerTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManagerTest.kt
index 9ab1ac1..0f3e78b 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManagerTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManagerTest.kt
@@ -29,7 +29,6 @@
 import com.android.systemui.settings.UserFileManager
 import com.android.systemui.util.FakeSharedPreferences
 import com.android.systemui.util.mockito.whenever
-import com.android.systemui.util.settings.FakeSettings
 import com.google.common.truth.Truth.assertThat
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -81,7 +80,6 @@
                 context = context,
                 userFileManager = userFileManager,
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
     }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/repository/KeyguardQuickAffordanceRepositoryTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/repository/KeyguardQuickAffordanceRepositoryTest.kt
index 159ce36..8e109b4 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/repository/KeyguardQuickAffordanceRepositoryTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/data/repository/KeyguardQuickAffordanceRepositoryTest.kt
@@ -91,7 +91,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         client1 = FakeCustomizationProviderClient()
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorTest.kt
index 78a1167..2d77f4f 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorTest.kt
@@ -148,7 +148,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractorTest.kt
similarity index 92%
rename from packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorTest.kt
rename to packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractorTest.kt
index 9d34903..96b4b43 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractorTest.kt
@@ -32,6 +32,7 @@
 import com.android.systemui.keyguard.shared.model.KeyguardState
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.res.R
+import com.android.systemui.shade.pulsingGestureListener
 import com.android.systemui.statusbar.policy.AccessibilityManagerWrapper
 import com.android.systemui.testKosmos
 import com.android.systemui.util.mockito.mock
@@ -53,14 +54,14 @@
 @OptIn(ExperimentalCoroutinesApi::class)
 @SmallTest
 @RunWith(AndroidJUnit4::class)
-class KeyguardLongPressInteractorTest : SysuiTestCase() {
+class KeyguardTouchHandlingInteractorTest : SysuiTestCase() {
     private val kosmos =
         testKosmos().apply {
             this.accessibilityManagerWrapper = mock<AccessibilityManagerWrapper>()
             this.uiEventLogger = mock<UiEventLoggerFake>()
         }
 
-    private lateinit var underTest: KeyguardLongPressInteractor
+    private lateinit var underTest: KeyguardTouchHandlingInteractor
 
     private val logger = kosmos.uiEventLogger
     private val testScope = kosmos.testScope
@@ -209,7 +210,7 @@
             underTest.onLongPress()
             assertThat(isMenuVisible).isTrue()
 
-            advanceTimeBy(KeyguardLongPressInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
+            advanceTimeBy(KeyguardTouchHandlingInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
 
             assertThat(isMenuVisible).isFalse()
         }
@@ -224,11 +225,11 @@
             assertThat(isMenuVisible).isTrue()
             underTest.onMenuTouchGestureStarted()
 
-            advanceTimeBy(KeyguardLongPressInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
+            advanceTimeBy(KeyguardTouchHandlingInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
             assertThat(isMenuVisible).isTrue()
 
             underTest.onMenuTouchGestureEnded(/* isClick= */ false)
-            advanceTimeBy(KeyguardLongPressInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
+            advanceTimeBy(KeyguardTouchHandlingInteractor.DEFAULT_POPUP_AUTO_HIDE_TIMEOUT_MS)
             assertThat(isMenuVisible).isFalse()
         }
 
@@ -241,7 +242,7 @@
             underTest.onLongPress()
 
             verify(logger)
-                .log(KeyguardLongPressInteractor.LogEvents.LOCK_SCREEN_LONG_PRESS_POPUP_SHOWN)
+                .log(KeyguardTouchHandlingInteractor.LogEvents.LOCK_SCREEN_LONG_PRESS_POPUP_SHOWN)
         }
 
     @Test
@@ -254,7 +255,7 @@
             underTest.onMenuTouchGestureEnded(/* isClick= */ true)
 
             verify(logger)
-                .log(KeyguardLongPressInteractor.LogEvents.LOCK_SCREEN_LONG_PRESS_POPUP_CLICKED)
+                .log(KeyguardTouchHandlingInteractor.LogEvents.LOCK_SCREEN_LONG_PRESS_POPUP_CLICKED)
         }
 
     @Test
@@ -288,7 +289,7 @@
         // This needs to be re-created for each test outside of kosmos since the flag values are
         // read during initialization to set up flows. Maybe there is a better way to handle that.
         underTest =
-            KeyguardLongPressInteractor(
+            KeyguardTouchHandlingInteractor(
                 appContext = mContext,
                 scope = testScope.backgroundScope,
                 transitionInteractor = kosmos.keyguardTransitionInteractor,
@@ -300,7 +301,8 @@
                         set(Flags.LOCK_SCREEN_LONG_PRESS_DIRECT_TO_WPP, isOpenWppDirectlyEnabled)
                     },
                 broadcastDispatcher = fakeBroadcastDispatcher,
-                accessibilityManager = kosmos.accessibilityManagerWrapper
+                accessibilityManager = kosmos.accessibilityManagerWrapper,
+                pulsingGestureListener = kosmos.pulsingGestureListener,
             )
         setUpState()
     }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModelTest.kt
index 61d8216..4eb146d 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModelTest.kt
@@ -19,6 +19,7 @@
 package com.android.systemui.keyguard.ui.viewmodel
 
 import android.platform.test.annotations.EnableFlags
+import android.testing.TestableLooper.RunWithLooper
 import androidx.test.filters.SmallTest
 import com.android.compose.animation.scene.Edge
 import com.android.compose.animation.scene.SceneKey
@@ -61,6 +62,7 @@
 
 @SmallTest
 @RunWith(ParameterizedAndroidJunit4::class)
+@RunWithLooper
 @EnableSceneContainer
 class LockscreenSceneViewModelTest : SysuiTestCase() {
 
@@ -265,8 +267,8 @@
             applicationScope = testScope.backgroundScope,
             deviceEntryInteractor = kosmos.deviceEntryInteractor,
             communalInteractor = kosmos.communalInteractor,
-            longPress =
-                KeyguardLongPressViewModel(
+            touchHandling =
+                KeyguardTouchHandlingViewModel(
                     interactor = mock(),
                 ),
             notifications = kosmos.notificationsPlaceholderViewModel,
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/DragAndDropStateTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/DragAndDropStateTest.kt
new file mode 100644
index 0000000..1c3021e
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/DragAndDropStateTest.kt
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.qs.panels.ui.compose
+
+import androidx.compose.runtime.mutableStateOf
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.common.shared.model.Icon
+import com.android.systemui.common.shared.model.Text
+import com.android.systemui.qs.panels.ui.viewmodel.EditTileViewModel
+import com.android.systemui.qs.pipeline.shared.TileSpec
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class DragAndDropStateTest : SysuiTestCase() {
+    private val listState = EditTileListState(TestEditTiles)
+    private val underTest = DragAndDropState(mutableStateOf(null), listState)
+
+    @Test
+    fun isMoving_returnsCorrectValue() {
+        // Asserts no tiles is moving
+        TestEditTiles.forEach { assertThat(underTest.isMoving(it.tileSpec)).isFalse() }
+
+        // Start the drag movement
+        val movingTileSpec = TestEditTiles[0].tileSpec
+        underTest.onStarted(movingTileSpec)
+
+        // Assert that the correct tile is marked as moving
+        TestEditTiles.forEach {
+            assertThat(underTest.isMoving(it.tileSpec)).isEqualTo(movingTileSpec == it.tileSpec)
+        }
+    }
+
+    @Test
+    fun onMoved_updatesList() {
+        val movingTileSpec = TestEditTiles[0].tileSpec
+
+        // Start the drag movement
+        underTest.onStarted(movingTileSpec)
+
+        // Move the tile to the end of the list
+        underTest.onMoved(listState.tiles[5].tileSpec)
+        assertThat(underTest.currentPosition()).isEqualTo(5)
+
+        // Move the tile to the middle of the list
+        underTest.onMoved(listState.tiles[2].tileSpec)
+        assertThat(underTest.currentPosition()).isEqualTo(2)
+    }
+
+    @Test
+    fun onDrop_resetsMovingTile() {
+        val movingTileSpec = TestEditTiles[0].tileSpec
+
+        // Start the drag movement
+        underTest.onStarted(movingTileSpec)
+
+        // Move the tile to the end of the list
+        underTest.onMoved(listState.tiles[5].tileSpec)
+
+        // Drop the tile
+        underTest.onDrop()
+
+        // Asserts no tiles is moving
+        TestEditTiles.forEach { assertThat(underTest.isMoving(it.tileSpec)).isFalse() }
+    }
+
+    companion object {
+        private fun createEditTile(tileSpec: String): EditTileViewModel {
+            return EditTileViewModel(
+                tileSpec = TileSpec.create(tileSpec),
+                icon = Icon.Resource(0, null),
+                label = Text.Loaded("unused"),
+                appName = null,
+                isCurrent = true,
+                availableEditActions = emptySet(),
+            )
+        }
+
+        private val TestEditTiles =
+            listOf(
+                createEditTile("tileA"),
+                createEditTile("tileB"),
+                createEditTile("tileC"),
+                createEditTile("tileD"),
+                createEditTile("tileE"),
+                createEditTile("tileF"),
+            )
+    }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/EditTileListStateTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/EditTileListStateTest.kt
new file mode 100644
index 0000000..517b601
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/panels/ui/compose/EditTileListStateTest.kt
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.qs.panels.ui.compose
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.common.shared.model.Icon
+import com.android.systemui.common.shared.model.Text
+import com.android.systemui.qs.panels.ui.viewmodel.EditTileViewModel
+import com.android.systemui.qs.pipeline.shared.TileSpec
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class EditTileListStateTest : SysuiTestCase() {
+    val underTest = EditTileListState(TestEditTiles)
+
+    @Test
+    fun movingNonExistentTile_listUnchanged() {
+        underTest.move(TileSpec.create("other_tile"), TestEditTiles[0].tileSpec)
+
+        assertThat(underTest.tiles).containsExactly(*TestEditTiles.toTypedArray())
+    }
+
+    @Test
+    fun movingTileToNonExistentTarget_listUnchanged() {
+        underTest.move(TestEditTiles[0].tileSpec, TileSpec.create("other_tile"))
+
+        assertThat(underTest.tiles).containsExactly(*TestEditTiles.toTypedArray())
+    }
+
+    @Test
+    fun movingTileToItself_listUnchanged() {
+        underTest.move(TestEditTiles[0].tileSpec, TestEditTiles[0].tileSpec)
+
+        assertThat(underTest.tiles).containsExactly(*TestEditTiles.toTypedArray())
+    }
+
+    @Test
+    fun movingTileToSameSection_listUpdates() {
+        // Move tile at index 0 to index 1. Tile 0 should remain current.
+        underTest.move(TestEditTiles[0].tileSpec, TestEditTiles[1].tileSpec)
+
+        // Assert the tiles 0 and 1 have changed places.
+        assertThat(underTest.tiles[0]).isEqualTo(TestEditTiles[1])
+        assertThat(underTest.tiles[1]).isEqualTo(TestEditTiles[0])
+
+        // Assert the rest of the list is unchanged
+        assertThat(underTest.tiles.subList(2, 5))
+            .containsExactly(*TestEditTiles.subList(2, 5).toTypedArray())
+    }
+
+    @Test
+    fun movingTileToDifferentSection_listAndTileUpdates() {
+        // Move tile at index 0 to index 3. Tile 0 should no longer be current.
+        underTest.move(TestEditTiles[0].tileSpec, TestEditTiles[3].tileSpec)
+
+        // Assert tile 0 is now at index 3 and is no longer current.
+        assertThat(underTest.tiles[3]).isEqualTo(TestEditTiles[0].copy(isCurrent = false))
+
+        // Assert previous tiles have shifted places
+        assertThat(underTest.tiles[0]).isEqualTo(TestEditTiles[1])
+        assertThat(underTest.tiles[1]).isEqualTo(TestEditTiles[2])
+        assertThat(underTest.tiles[2]).isEqualTo(TestEditTiles[3])
+
+        // Assert the rest of the list is unchanged
+        assertThat(underTest.tiles.subList(4, 5))
+            .containsExactly(*TestEditTiles.subList(4, 5).toTypedArray())
+    }
+
+    companion object {
+        private fun createEditTile(tileSpec: String, isCurrent: Boolean): EditTileViewModel {
+            return EditTileViewModel(
+                tileSpec = TileSpec.create(tileSpec),
+                icon = Icon.Resource(0, null),
+                label = Text.Loaded("unused"),
+                appName = null,
+                isCurrent = isCurrent,
+                availableEditActions = emptySet(),
+            )
+        }
+
+        private val TestEditTiles =
+            listOf(
+                createEditTile("tileA", true),
+                createEditTile("tileB", true),
+                createEditTile("tileC", true),
+                createEditTile("tileD", false),
+                createEditTile("tileE", false),
+                createEditTile("tileF", false),
+            )
+    }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/ui/viewmodel/QuickSettingsSceneViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/ui/viewmodel/QuickSettingsSceneViewModelTest.kt
index e01ffa6..9249621 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/ui/viewmodel/QuickSettingsSceneViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/qs/ui/viewmodel/QuickSettingsSceneViewModelTest.kt
@@ -16,6 +16,7 @@
 
 package com.android.systemui.qs.ui.viewmodel
 
+import android.testing.TestableLooper.RunWithLooper
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.compose.animation.scene.Back
@@ -65,6 +66,7 @@
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
+@RunWithLooper
 @EnableSceneContainer
 class QuickSettingsSceneViewModelTest : SysuiTestCase() {
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/scene/SceneFrameworkIntegrationTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/scene/SceneFrameworkIntegrationTest.kt
index 412505d..cb4d96f 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/scene/SceneFrameworkIntegrationTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/scene/SceneFrameworkIntegrationTest.kt
@@ -48,16 +48,13 @@
 import com.android.systemui.flags.EnableSceneContainer
 import com.android.systemui.flags.Flags
 import com.android.systemui.flags.fakeFeatureFlagsClassic
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 import com.android.systemui.keyguard.ui.viewmodel.LockscreenSceneViewModel
 import com.android.systemui.kosmos.testScope
-import com.android.systemui.media.controls.domain.pipeline.interactor.mediaCarouselInteractor
 import com.android.systemui.power.domain.interactor.PowerInteractor.Companion.setAsleepForTest
 import com.android.systemui.power.domain.interactor.PowerInteractor.Companion.setAwakeForTest
 import com.android.systemui.power.domain.interactor.powerInteractor
-import com.android.systemui.qs.footerActionsController
-import com.android.systemui.qs.footerActionsViewModelFactory
-import com.android.systemui.qs.ui.adapter.FakeQSSceneAdapter
+import com.android.systemui.qs.ui.adapter.fakeQSSceneAdapter
 import com.android.systemui.scene.domain.interactor.sceneInteractor
 import com.android.systemui.scene.domain.resolver.homeSceneFamilyResolver
 import com.android.systemui.scene.domain.startable.sceneContainerStartable
@@ -65,16 +62,14 @@
 import com.android.systemui.scene.shared.model.Scenes
 import com.android.systemui.scene.shared.model.fakeSceneDataSource
 import com.android.systemui.scene.ui.viewmodel.SceneContainerViewModel
-import com.android.systemui.settings.brightness.ui.viewmodel.brightnessMirrorViewModel
 import com.android.systemui.shade.domain.interactor.shadeInteractor
 import com.android.systemui.shade.ui.viewmodel.ShadeSceneViewModel
-import com.android.systemui.shade.ui.viewmodel.shadeHeaderViewModel
+import com.android.systemui.shade.ui.viewmodel.shadeSceneViewModel
 import com.android.systemui.statusbar.notification.stack.ui.viewmodel.notificationsPlaceholderViewModel
 import com.android.systemui.statusbar.pipeline.mobile.data.repository.FakeMobileConnectionsRepository
 import com.android.systemui.statusbar.pipeline.mobile.data.repository.fakeMobileConnectionsRepository
 import com.android.systemui.telephony.data.repository.fakeTelephonyRepository
 import com.android.systemui.testKosmos
-import com.android.systemui.unfold.domain.interactor.unfoldTransitionInteractor
 import com.android.systemui.util.mockito.any
 import com.android.systemui.util.mockito.mock
 import com.android.systemui.util.mockito.whenever
@@ -152,8 +147,8 @@
             applicationScope = testScope.backgroundScope,
             deviceEntryInteractor = deviceEntryInteractor,
             communalInteractor = communalInteractor,
-            longPress =
-                KeyguardLongPressViewModel(
+            touchHandling =
+                KeyguardTouchHandlingViewModel(
                     interactor = mock(),
                 ),
             notifications = kosmos.notificationsPlaceholderViewModel,
@@ -167,7 +162,7 @@
 
     private var bouncerSceneJob: Job? = null
 
-    private val qsFlexiglassAdapter = FakeQSSceneAdapter(inflateDelegate = { mock() })
+    private val qsFlexiglassAdapter = kosmos.fakeQSSceneAdapter
 
     private lateinit var emergencyAffordanceManager: EmergencyAffordanceManager
     private lateinit var telecomManager: TelecomManager
@@ -200,20 +195,7 @@
         bouncerActionButtonInteractor = kosmos.bouncerActionButtonInteractor
         bouncerViewModel = kosmos.bouncerViewModel
 
-        shadeSceneViewModel =
-            ShadeSceneViewModel(
-                applicationScope = testScope.backgroundScope,
-                shadeHeaderViewModel = kosmos.shadeHeaderViewModel,
-                qsSceneAdapter = qsFlexiglassAdapter,
-                notifications = kosmos.notificationsPlaceholderViewModel,
-                brightnessMirrorViewModel = kosmos.brightnessMirrorViewModel,
-                mediaCarouselInteractor = kosmos.mediaCarouselInteractor,
-                shadeInteractor = kosmos.shadeInteractor,
-                footerActionsController = kosmos.footerActionsController,
-                footerActionsViewModelFactory = kosmos.footerActionsViewModelFactory,
-                sceneInteractor = sceneInteractor,
-                unfoldTransitionInteractor = kosmos.unfoldTransitionInteractor,
-            )
+        shadeSceneViewModel = kosmos.shadeSceneViewModel
 
         val startable = kosmos.sceneContainerStartable
         startable.start()
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflaterTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflaterTest.kt
index 6de7f40..13b61bc 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflaterTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflaterTest.kt
@@ -68,4 +68,27 @@
 
         Assert.setTestThread(null)
     }
+
+    @Test
+    fun inflate_frameHasPadding() {
+        Assert.setTestThread(Thread.currentThread())
+
+        val (frame, _) =
+            BrightnessMirrorInflater.inflate(
+                themedContext,
+                kosmos.brightnessSliderControllerFactory,
+            )
+
+        assertThat(frame.visibility).isEqualTo(View.VISIBLE)
+
+        val padding =
+            context.resources.getDimensionPixelSize(R.dimen.rounded_slider_background_padding)
+
+        assertThat(frame.paddingLeft).isEqualTo(padding)
+        assertThat(frame.paddingTop).isEqualTo(padding)
+        assertThat(frame.paddingRight).isEqualTo(padding)
+        assertThat(frame.paddingBottom).isEqualTo(padding)
+
+        Assert.setTestThread(null)
+    }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/viewmodel/BrightnessMirrorViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/viewmodel/BrightnessMirrorViewModelTest.kt
index 09fc6f9..90c11d4 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/viewmodel/BrightnessMirrorViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/settings/brightness/ui/viewmodel/BrightnessMirrorViewModelTest.kt
@@ -16,10 +16,9 @@
 
 package com.android.systemui.settings.brightness.ui.viewmodel
 
-import android.content.applicationContext
 import android.content.res.mainResources
-import android.view.ContextThemeWrapper
 import android.view.View
+import android.widget.FrameLayout
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
@@ -27,12 +26,10 @@
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.res.R
 import com.android.systemui.settings.brightness.domain.interactor.brightnessMirrorShowingInteractor
-import com.android.systemui.settings.brightness.ui.binder.BrightnessMirrorInflater
 import com.android.systemui.settings.brightness.ui.viewModel.BrightnessMirrorViewModel
 import com.android.systemui.settings.brightness.ui.viewModel.LocationAndSize
 import com.android.systemui.settings.brightnessSliderControllerFactory
 import com.android.systemui.testKosmos
-import com.android.systemui.util.Assert
 import com.android.systemui.util.mockito.any
 import com.android.systemui.util.mockito.mock
 import com.android.systemui.util.mockito.whenever
@@ -47,9 +44,6 @@
 
     private val kosmos = testKosmos()
 
-    private val themedContext =
-        ContextThemeWrapper(kosmos.applicationContext, R.style.Theme_SystemUI_QuickSettings)
-
     private val underTest =
         with(kosmos) {
             BrightnessMirrorViewModel(
@@ -76,7 +70,7 @@
         }
 
     @Test
-    fun setLocationInWindow_correctLocationAndSize() =
+    fun locationInWindowAndContainer_correctLocationAndSize() =
         with(kosmos) {
             testScope.runTest {
                 val locationAndSize by collectLastValue(underTest.locationAndSize)
@@ -101,6 +95,7 @@
                         whenever(measuredHeight).thenReturn(height)
                         whenever(measuredWidth).thenReturn(width)
                     }
+                val yOffsetFromContainer = setContainerViewHierarchy(mockView)
 
                 underTest.setLocationAndSize(mockView)
 
@@ -108,7 +103,8 @@
                     .isEqualTo(
                         // Adjust for padding around the view
                         LocationAndSize(
-                            yOffset = y - padding,
+                            yOffsetFromWindow = y - padding,
+                            yOffsetFromContainer = yOffsetFromContainer - padding,
                             width = width + 2 * padding,
                             height = height + 2 * padding,
                         )
@@ -116,31 +112,20 @@
             }
         }
 
-    @Test
-    fun setLocationInWindow_paddingSetToRootView() =
-        with(kosmos) {
-            Assert.setTestThread(Thread.currentThread())
-            val padding =
-                mainResources.getDimensionPixelSize(R.dimen.rounded_slider_background_padding)
+    private fun setContainerViewHierarchy(mockView: View): Int {
+        val rootView = FrameLayout(context)
+        val containerView = FrameLayout(context).apply { id = R.id.quick_settings_container }
+        val otherView = FrameLayout(context)
 
-            val view = mock<View>()
+        rootView.addView(containerView)
+        containerView.addView(otherView)
+        otherView.addView(mockView)
 
-            val (_, sliderController) =
-                BrightnessMirrorInflater.inflate(
-                    themedContext,
-                    brightnessSliderControllerFactory,
-                )
-            underTest.setToggleSlider(sliderController)
+        containerView.setLeftTopRightBottom(1, /* top= */ 1, 1, 1)
+        otherView.setLeftTopRightBottom(0, /* top= */ 2, 0, 0)
+        whenever(mockView.parent).thenReturn(otherView)
+        whenever(mockView.top).thenReturn(3)
 
-            underTest.setLocationAndSize(view)
-
-            with(sliderController.rootView) {
-                assertThat(paddingBottom).isEqualTo(padding)
-                assertThat(paddingTop).isEqualTo(padding)
-                assertThat(paddingLeft).isEqualTo(padding)
-                assertThat(paddingRight).isEqualTo(padding)
-            }
-
-            Assert.setTestThread(null)
-        }
+        return 2 + 3
+    }
 }
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelTest.kt
index a0295c9..673d5ef 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelTest.kt
@@ -36,28 +36,20 @@
 import com.android.systemui.keyguard.shared.model.SuccessFingerprintAuthenticationStatus
 import com.android.systemui.kosmos.testScope
 import com.android.systemui.media.controls.data.repository.mediaFilterRepository
-import com.android.systemui.media.controls.domain.pipeline.MediaDataManager
-import com.android.systemui.media.controls.domain.pipeline.interactor.mediaCarouselInteractor
 import com.android.systemui.media.controls.shared.model.MediaData
-import com.android.systemui.qs.footerActionsController
-import com.android.systemui.qs.footerActionsViewModelFactory
-import com.android.systemui.qs.ui.adapter.FakeQSSceneAdapter
+import com.android.systemui.qs.ui.adapter.fakeQSSceneAdapter
+import com.android.systemui.qs.ui.adapter.qsSceneAdapter
 import com.android.systemui.res.R
 import com.android.systemui.scene.domain.interactor.sceneInteractor
 import com.android.systemui.scene.domain.resolver.homeSceneFamilyResolver
 import com.android.systemui.scene.shared.model.SceneFamilies
 import com.android.systemui.scene.shared.model.Scenes
 import com.android.systemui.scene.shared.model.TransitionKeys.ToSplitShade
-import com.android.systemui.settings.brightness.ui.viewmodel.brightnessMirrorViewModel
 import com.android.systemui.shade.data.repository.shadeRepository
-import com.android.systemui.shade.domain.interactor.shadeInteractor
 import com.android.systemui.shade.domain.startable.shadeStartable
 import com.android.systemui.shade.shared.model.ShadeMode
-import com.android.systemui.statusbar.notification.stack.ui.viewmodel.notificationsPlaceholderViewModel
 import com.android.systemui.testKosmos
-import com.android.systemui.unfold.domain.interactor.unfoldTransitionInteractor
 import com.android.systemui.unfold.fakeUnfoldTransitionProgressProvider
-import com.android.systemui.util.mockito.mock
 import com.google.common.truth.Truth.assertThat
 import java.util.Locale
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -66,11 +58,8 @@
 import kotlinx.coroutines.test.TestScope
 import kotlinx.coroutines.test.runCurrent
 import kotlinx.coroutines.test.runTest
-import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
-import org.mockito.Mock
-import org.mockito.MockitoAnnotations
 
 @OptIn(ExperimentalCoroutinesApi::class)
 @SmallTest
@@ -83,32 +72,9 @@
     private val testScope = kosmos.testScope
     private val sceneInteractor by lazy { kosmos.sceneInteractor }
     private val shadeRepository by lazy { kosmos.shadeRepository }
+    private val qsSceneAdapter by lazy { kosmos.fakeQSSceneAdapter }
 
-    private val qsSceneAdapter = FakeQSSceneAdapter({ mock() })
-
-    private lateinit var underTest: ShadeSceneViewModel
-
-    @Mock private lateinit var mediaDataManager: MediaDataManager
-
-    @Before
-    fun setUp() {
-        MockitoAnnotations.initMocks(this)
-
-        underTest =
-            ShadeSceneViewModel(
-                applicationScope = testScope.backgroundScope,
-                shadeHeaderViewModel = kosmos.shadeHeaderViewModel,
-                qsSceneAdapter = qsSceneAdapter,
-                notifications = kosmos.notificationsPlaceholderViewModel,
-                brightnessMirrorViewModel = kosmos.brightnessMirrorViewModel,
-                mediaCarouselInteractor = kosmos.mediaCarouselInteractor,
-                shadeInteractor = kosmos.shadeInteractor,
-                footerActionsViewModelFactory = kosmos.footerActionsViewModelFactory,
-                footerActionsController = kosmos.footerActionsController,
-                sceneInteractor = kosmos.sceneInteractor,
-                unfoldTransitionInteractor = kosmos.unfoldTransitionInteractor,
-            )
-    }
+    private val underTest: ShadeSceneViewModel by lazy { kosmos.shadeSceneViewModel }
 
     @Test
     fun upTransitionSceneKey_deviceLocked_lockScreen() =
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/NotificationStackAppearanceIntegrationTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/NotificationStackAppearanceIntegrationTest.kt
index cc3fdc5..23b28e3 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/NotificationStackAppearanceIntegrationTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/NotificationStackAppearanceIntegrationTest.kt
@@ -18,6 +18,7 @@
 
 package com.android.systemui.statusbar.notification
 
+import android.testing.TestableLooper.RunWithLooper
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.compose.animation.scene.ObservableTransitionState
@@ -48,6 +49,7 @@
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
+@RunWithLooper
 @EnableSceneContainer
 class NotificationStackAppearanceIntegrationTest : SysuiTestCase() {
 
@@ -171,6 +173,22 @@
         }
 
     @Test
+    fun shadeExpansion_idleOnQs() =
+        testScope.runTest {
+            val transitionState =
+                MutableStateFlow<ObservableTransitionState>(
+                    ObservableTransitionState.Idle(currentScene = Scenes.QuickSettings)
+                )
+            sceneInteractor.setTransitionState(transitionState)
+            val expandFraction by collectLastValue(scrollViewModel.expandFraction)
+            assertThat(expandFraction).isEqualTo(1f)
+
+            fakeSceneDataSource.changeScene(toScene = Scenes.QuickSettings)
+            val isScrollable by collectLastValue(scrollViewModel.isScrollable)
+            assertThat(isScrollable).isFalse()
+        }
+
+    @Test
     fun shadeExpansion_shadeToQs() =
         testScope.runTest {
             val transitionState =
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelTest.kt
index ee9fd349..4944c8b 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelTest.kt
@@ -16,6 +16,7 @@
 
 package com.android.systemui.statusbar.notification.stack.ui.viewmodel
 
+import android.testing.TestableLooper.RunWithLooper
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
@@ -31,9 +32,10 @@
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
+@RunWithLooper
 class NotificationsPlaceholderViewModelTest : SysuiTestCase() {
     private val kosmos = testKosmos()
-    private val underTest = kosmos.notificationsPlaceholderViewModel
+    private val underTest by lazy { kosmos.notificationsPlaceholderViewModel }
 
     @Test
     fun onBoundsChanged() =
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImplTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImplTest.kt
index 5887f90..ccd78ee 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImplTest.kt
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImplTest.kt
@@ -154,6 +154,25 @@
     }
 
     @Test
+    fun startPendingIntentDismissingKeyguard_withCustomMessage_dismissWithAction() {
+        val pendingIntent = mock(PendingIntent::class.java)
+        `when`(pendingIntent.isActivity).thenReturn(true)
+        `when`(keyguardStateController.isShowing).thenReturn(true)
+        `when`(deviceProvisionedController.isDeviceProvisioned).thenReturn(true)
+        val customMessage = "Custom unlock reason"
+
+        underTest.startPendingIntentDismissingKeyguard(
+            intent = pendingIntent,
+            dismissShade = true,
+            customMessage = customMessage
+        )
+        mainExecutor.runAllReady()
+
+        verify(statusBarKeyguardViewManager)
+            .dismissWithAction(any(), eq(null), anyBoolean(), eq(customMessage))
+    }
+
+    @Test
     fun startPendingIntentMaybeDismissingKeyguard_keyguardShowing_showOverLs_launchAnimator() {
         val pendingIntent = mock(PendingIntent::class.java)
         val parent = FrameLayout(context)
@@ -466,6 +485,7 @@
         animationController: ActivityTransitionAnimator.Controller?,
         fillInIntent: Intent? = null,
         extraOptions: Bundle? = null,
+        customMessage: String? = null,
     ) {
         underTest.startPendingIntentDismissingKeyguard(
             intent = intent,
@@ -475,6 +495,7 @@
             showOverLockscreen = true,
             fillInIntent = fillInIntent,
             extraOptions = extraOptions,
+            customMessage = customMessage,
         )
     }
 
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/policy/HeadsUpManagerPhoneTest.java b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/policy/HeadsUpManagerPhoneTest.java
index 200e92e..7346323 100644
--- a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/policy/HeadsUpManagerPhoneTest.java
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/policy/HeadsUpManagerPhoneTest.java
@@ -26,6 +26,7 @@
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
+import android.os.Handler;
 import android.platform.test.flag.junit.FlagsParameterization;
 import android.testing.TestableLooper;
 
@@ -85,6 +86,8 @@
     @Mock private DumpManager dumpManager;
     private AvalancheController mAvalancheController;
 
+    @Mock private Handler mBgHandler;
+
     private static final class TestableHeadsUpManagerPhone extends HeadsUpManagerPhone {
         TestableHeadsUpManagerPhone(
                 Context context,
@@ -101,7 +104,8 @@
                 UiEventLogger uiEventLogger,
                 JavaAdapter javaAdapter,
                 ShadeInteractor shadeInteractor,
-                AvalancheController avalancheController
+                AvalancheController avalancheController,
+                Handler bgHandler
         ) {
             super(
                     context,
@@ -119,7 +123,8 @@
                     uiEventLogger,
                     javaAdapter,
                     shadeInteractor,
-                    avalancheController
+                    avalancheController,
+                    bgHandler
             );
             mMinimumDisplayTime = TEST_MINIMUM_DISPLAY_TIME;
             mAutoDismissTime = TEST_AUTO_DISMISS_TIME;
@@ -142,7 +147,8 @@
                 mUiEventLogger,
                 mJavaAdapter,
                 mShadeInteractor,
-                mAvalancheController
+                mAvalancheController,
+                mBgHandler
         );
     }
 
diff --git a/packages/SystemUI/plugin/src/com/android/systemui/plugins/ActivityStarter.java b/packages/SystemUI/plugin/src/com/android/systemui/plugins/ActivityStarter.java
index 7cf56aa..abb721a 100644
--- a/packages/SystemUI/plugin/src/com/android/systemui/plugins/ActivityStarter.java
+++ b/packages/SystemUI/plugin/src/com/android/systemui/plugins/ActivityStarter.java
@@ -84,14 +84,17 @@
      * Similar to {@link #startPendingIntentMaybeDismissingKeyguard(PendingIntent, Runnable,
      * ActivityTransitionAnimator.Controller)}, but also specifies a fill-in intent and extra
      * option that could be used to populate the pending intent and launch the activity. This also
-     * allows the caller to avoid dismissing the shade.
+     * allows the caller to avoid dismissing the shade. An optional custom message can be set as
+     * the unlock reason in the alternate bouncer.
      */
     void startPendingIntentMaybeDismissingKeyguard(PendingIntent intent,
             boolean dismissShade,
             @Nullable Runnable intentSentUiThreadCallback,
             @Nullable ActivityTransitionAnimator.Controller animationController,
             @Nullable Intent fillInIntent,
-            @Nullable Bundle extraOptions);
+            @Nullable Bundle extraOptions,
+            @Nullable String customMessage
+        );
 
     /**
      * The intent flag can be specified in startActivity().
@@ -134,14 +137,20 @@
     void dismissKeyguardThenExecute(OnDismissAction action, @Nullable Runnable cancel,
             boolean afterKeyguardGone);
 
-    /** Authenticates if needed and dismisses keyguard to execute an action. */
+    /**
+     * Authenticates if needed and dismisses keyguard to execute an action.
+     *
+     * TODO(b/348431835) Display the custom message in the new alternate bouncer, when the
+     * device_entry_udfps_refactor flag is enabled.
+     */
     void dismissKeyguardThenExecute(OnDismissAction action, @Nullable Runnable cancel,
             boolean afterKeyguardGone, @Nullable String customMessage);
 
     /** Starts an activity and dismisses keyguard. */
     void startActivityDismissingKeyguard(Intent intent,
             boolean onlyProvisioned,
-            boolean dismissShade);
+            boolean dismissShade,
+            @Nullable String customMessage);
 
     /** Starts an activity and dismisses keyguard. */
     void startActivityDismissingKeyguard(Intent intent,
diff --git a/packages/SystemUI/res-keyguard/values/dimens.xml b/packages/SystemUI/res-keyguard/values/dimens.xml
index 186bd7c..ba0d7de 100644
--- a/packages/SystemUI/res-keyguard/values/dimens.xml
+++ b/packages/SystemUI/res-keyguard/values/dimens.xml
@@ -175,4 +175,6 @@
     <dimen name="sfps_progress_bar_padding_from_edge">7dp</dimen>
 
     <dimen name="keyguard_presentation_width">410dp</dimen>
+
+    <dimen name="appclips_backlinks_icon_size">24dp</dimen>
 </resources>
diff --git a/packages/SystemUI/res/drawable/backlinks_rounded_rectangle.xml b/packages/SystemUI/res/drawable/backlinks_rounded_rectangle.xml
new file mode 100644
index 0000000..225f7bd
--- /dev/null
+++ b/packages/SystemUI/res/drawable/backlinks_rounded_rectangle.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright (C) 2024 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<inset xmlns:android="http://schemas.android.com/apk/res/android"
+    android:insetBottom="4dp"
+    android:insetTop="4dp">
+    <shape android:shape="rectangle">
+        <corners android:radius="8dp" />
+        <solid android:color="@android:color/system_surface_container_highest_light" />
+    </shape>
+</inset>
\ No newline at end of file
diff --git a/packages/SystemUI/res/drawable/ic_widgets.xml b/packages/SystemUI/res/drawable/ic_widgets.xml
deleted file mode 100644
index b21d047..0000000
--- a/packages/SystemUI/res/drawable/ic_widgets.xml
+++ /dev/null
@@ -1,27 +0,0 @@
-<!--
-  ~ Copyright (C) 2024 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<!-- go/gm2-icons, from gs_widgets_vd_theme_24.xml -->
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:tint="?attr/colorControlNormal"
-    android:viewportHeight="960"
-    android:viewportWidth="960">
-    <path
-        android:fillColor="@android:color/black"
-        android:pathData="M666,520L440,294L666,68L892,294L666,520ZM120,440L120,120L440,120L440,440L120,440ZM520,840L520,520L840,520L840,840L520,840ZM120,840L120,520L440,520L440,840L120,840ZM200,360L360,360L360,200L200,200L200,360ZM667,408L780,295L667,182L554,295L667,408ZM600,760L760,760L760,600L600,600L600,760ZM200,760L360,760L360,600L200,600L200,760ZM360,360L360,360L360,360L360,360L360,360ZM554,295L554,295L554,295L554,295L554,295ZM360,600L360,600L360,600L360,600L360,600ZM600,600L600,600L600,600L600,600L600,600Z" />
-</vector>
\ No newline at end of file
diff --git a/packages/SystemUI/res/layout/app_clips_screenshot.xml b/packages/SystemUI/res/layout/app_clips_screenshot.xml
index a3af9490..6d4e410 100644
--- a/packages/SystemUI/res/layout/app_clips_screenshot.xml
+++ b/packages/SystemUI/res/layout/app_clips_screenshot.xml
@@ -51,13 +51,30 @@
         app:layout_constraintStart_toEndOf="@id/save"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <CheckBox
+        android:id="@+id/backlinks_include_data"
+        android:layout_width="wrap_content"
+        android:layout_height="48dp"
+        android:layout_marginStart="16dp"
+        android:checked="true"
+        android:text="@string/backlinks_include_link"
+        android:visibility="gone"
+        app:layout_constraintBottom_toTopOf="@id/preview"
+        app:layout_constraintStart_toEndOf="@id/cancel"
+        app:layout_constraintTop_toTopOf="parent" />
+
     <TextView
         android:id="@+id/backlinks_data"
         android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="8dp"
+        android:layout_height="48dp"
+        android:layout_marginStart="16dp"
+        android:background="@drawable/backlinks_rounded_rectangle"
+        android:drawablePadding="4dp"
+        android:gravity="center"
+        android:paddingHorizontal="8dp"
         android:visibility="gone"
-        app:layout_constraintStart_toEndOf="@id/cancel"
+        app:layout_constraintBottom_toTopOf="@id/preview"
+        app:layout_constraintStart_toEndOf="@id/backlinks_include_data"
         app:layout_constraintTop_toTopOf="parent" />
 
     <ImageView
diff --git a/packages/SystemUI/res/layout/dream_overlay_open_hub_chip.xml b/packages/SystemUI/res/layout/dream_overlay_open_hub_chip.xml
deleted file mode 100644
index be063a9..0000000
--- a/packages/SystemUI/res/layout/dream_overlay_open_hub_chip.xml
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Copyright (C) 2024 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
--->
-<com.android.systemui.animation.view.LaunchableImageView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_height="@dimen/dream_overlay_bottom_affordance_height"
-    android:layout_width="@dimen/dream_overlay_bottom_affordance_width"
-    android:layout_gravity="bottom|start"
-    android:padding="@dimen/dream_overlay_bottom_affordance_padding"
-    android:scaleType="fitCenter"
-    android:tint="?android:attr/textColorPrimary"
-    android:src="@drawable/ic_widgets"
-    android:contentDescription="@string/accessibility_action_open_communal_hub" />
diff --git a/packages/SystemUI/res/values/ids.xml b/packages/SystemUI/res/values/ids.xml
index 177ba598..212dae2 100644
--- a/packages/SystemUI/res/values/ids.xml
+++ b/packages/SystemUI/res/values/ids.xml
@@ -233,6 +233,7 @@
     <item type="id" name="smart_space_barrier_bottom" />
     <item type="id" name="small_clock_guideline_top" />
     <item type="id" name="weather_clock_date_and_icons_barrier_bottom" />
+    <item type="id" name="weather_clock_bc_smartspace_bottom" />
     <item type="id" name="accessibility_actions_view" />
 
     <!-- Privacy dialog -->
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index 3eacaa1..e92b942 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -269,8 +269,7 @@
     <string name="screenshot_detected_multiple_template"><xliff:g id="appName" example="Google Chrome">%1$s</xliff:g> and other open apps detected this screenshot.</string>
     <!-- Add to note button used in App Clips flow to return the saved screenshot image to notes app. [CHAR LIMIT=NONE] -->
     <string name="app_clips_save_add_to_note">Add to note</string>
-    <!-- TODO(b/300307759): Temporary string for text view that displays backlinks data. [CHAR LIMIT=NONE] -->
-    <string name="backlinks_string" translatable="false">Open <xliff:g id="appName" example="Google Chrome">%1$s</xliff:g></string>
+    <string name="backlinks_include_link">Include link</string>
 
     <!-- Notification title displayed for screen recording [CHAR LIMIT=50]-->
     <string name="screenrecord_title">Screen Recorder</string>
@@ -1194,6 +1193,8 @@
     <string name="popup_on_dismiss_cta_tile_text">Long press to customize widgets</string>
     <!-- Text for the button to configure widgets after long press. [CHAR LIMIT=50] -->
     <string name="button_to_configure_widgets_text">Customize widgets</string>
+    <!-- Text for unlock reason on the bouncer before customizing widgets. [CHAR LIMIT=NONE] -->
+    <string name="unlock_reason_to_customize_widgets">Unlock to customize widgets</string>
     <!-- Description for the App icon of disabled widget. [CHAR LIMIT=NONE] -->
     <string name="icon_description_for_disabled_widget">App icon for disabled widget</string>
     <!-- Description for the App icon of a package that is currently being installed. [CHAR LIMIT=NONE] -->
@@ -1394,7 +1395,7 @@
     <!-- Text which is shown in the expanded notification shade when there are currently no notifications visible that the user hasn't already seen. [CHAR LIMIT=30] -->
     <string name="no_unseen_notif_text">No new notifications</string>
 
-    <!-- Title of heads up notification for adaptive notifications user education. [CHAR LIMIT=30] -->
+    <!-- Title of heads up notification for adaptive notifications user education. [CHAR LIMIT=50] -->
     <string name="adaptive_notification_edu_hun_title">Adaptive notifications is on</string>
 
     <!-- Text of heads up notification for adaptive notifications user education. [CHAR LIMIT=100] -->
diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/IOverviewProxy.aidl b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/IOverviewProxy.aidl
index d5bc10a..c00007b 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/IOverviewProxy.aidl
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/IOverviewProxy.aidl
@@ -22,7 +22,7 @@
 import android.view.MotionEvent;
 import com.android.systemui.shared.recents.ISystemUiProxy;
 
-// Next ID: 29
+// Next ID: 34
 oneway interface IOverviewProxy {
 
     void onActiveNavBarRegionChanges(in Region activeRegion) = 11;
@@ -83,6 +83,11 @@
     void onSystemBarAttributesChanged(int displayId, int behavior) = 20;
 
     /**
+     * Sent when {@link TaskbarDelegate#onTransitionModeUpdated} is called.
+     */
+    void onTransitionModeUpdated(int barMode, boolean checkBarModes) = 21;
+
+    /**
      * Sent when the desired dark intensity of the nav buttons has changed
      */
     void onNavButtonsDarkIntensityChanged(float darkIntensity) = 22;
@@ -101,4 +106,30 @@
      * Sent when the task bar stash state is toggled.
      */
     void onTaskbarToggled() = 27;
+
+    /**
+     * Sent when the wallpaper visibility is updated.
+     */
+    void updateWallpaperVisibility(int displayId, boolean visible) = 29;
+
+    /**
+     * Sent when {@link TaskbarDelegate#checkNavBarModes} is called.
+     */
+    void checkNavBarModes() = 30;
+
+    /**
+     * Sent when {@link TaskbarDelegate#finishBarAnimations} is called.
+     */
+    void finishBarAnimations() = 31;
+
+    /**
+     * Sent when {@link TaskbarDelegate#touchAutoDim} is called. {@param reset} is true, when auto
+     * dim is reset after a timeout.
+     */
+    void touchAutoDim(boolean reset) = 32;
+
+    /**
+     * Sent when {@link TaskbarDelegate#transitionTo} is called.
+     */
+    void transitionTo(int barMode, boolean animate) = 33;
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java b/packages/SystemUI/shared/src/com/android/systemui/shared/statusbar/phone/BarTransitions.java
similarity index 87%
rename from packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
rename to packages/SystemUI/shared/src/com/android/systemui/shared/statusbar/phone/BarTransitions.java
index f62a79f..c123306 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/statusbar/phone/BarTransitions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013 The Android Open Source Project
+ * Copyright (C) 2024 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,11 +14,13 @@
  * limitations under the License.
  */
 
-package com.android.systemui.statusbar.phone;
+package com.android.systemui.shared.statusbar.phone;
 
+import android.annotation.ColorInt;
 import android.annotation.IntDef;
 import android.content.Context;
 import android.content.res.Resources;
+import android.content.res.TypedArray;
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.ColorFilter;
@@ -34,8 +36,6 @@
 import android.view.View;
 
 import com.android.app.animation.Interpolators;
-import com.android.settingslib.Utils;
-import com.android.systemui.res.R;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -44,6 +44,11 @@
     private static final boolean DEBUG = false;
     private static final boolean DEBUG_COLORS = false;
 
+    @ColorInt
+    private static final int SYSTEM_BAR_BACKGROUND_OPAQUE = Color.BLACK;
+    @ColorInt
+    private static final int SYSTEM_BAR_BACKGROUND_TRANSPARENT = Color.TRANSPARENT;
+
     public static final int MODE_TRANSPARENT = 0;
     public static final int MODE_SEMI_TRANSPARENT = 1;
     public static final int MODE_TRANSLUCENT = 2;
@@ -183,11 +188,11 @@
                 mTransparent = 0x2f0000ff;
                 mWarning = 0xffff0000;
             } else {
-                mOpaque = context.getColor(R.color.system_bar_background_opaque);
+                mOpaque = SYSTEM_BAR_BACKGROUND_OPAQUE;
                 mSemiTransparent = context.getColor(
                         com.android.internal.R.color.system_bar_background_semi_transparent);
-                mTransparent = context.getColor(R.color.system_bar_background_transparent);
-                mWarning = Utils.getColorAttrDefaultColor(context, android.R.attr.colorError);
+                mTransparent = SYSTEM_BAR_BACKGROUND_TRANSPARENT;
+                mWarning = getColorAttrDefaultColor(context, android.R.attr.colorError, 0);
             }
             mGradient = context.getDrawable(gradientResourceId);
         }
@@ -226,7 +231,7 @@
         @Override
         public void setTint(int color) {
             PorterDuff.Mode targetMode = mTintFilter == null ? Mode.SRC_IN :
-                mTintFilter.getMode();
+                    mTintFilter.getMode();
             if (mTintFilter == null || mTintFilter.getColor() != color) {
                 mTintFilter = new PorterDuffColorFilter(color, targetMode);
             }
@@ -304,10 +309,13 @@
                             Interpolators.LINEAR.getInterpolation(t), 1));
                     mGradientAlpha = (int)(v * targetGradientAlpha + mGradientAlphaStart * (1 - v));
                     mColor = Color.argb(
-                          (int)(v * Color.alpha(targetColor) + Color.alpha(mColorStart) * (1 - v)),
-                          (int)(v * Color.red(targetColor) + Color.red(mColorStart) * (1 - v)),
-                          (int)(v * Color.green(targetColor) + Color.green(mColorStart) * (1 - v)),
-                          (int)(v * Color.blue(targetColor) + Color.blue(mColorStart) * (1 - v)));
+                            (int) (v * Color.alpha(targetColor) + Color.alpha(mColorStart) * (1
+                                    - v)),
+                            (int) (v * Color.red(targetColor) + Color.red(mColorStart) * (1 - v)),
+                            (int) (v * Color.green(targetColor) + Color.green(mColorStart) * (1
+                                    - v)),
+                            (int) (v * Color.blue(targetColor) + Color.blue(mColorStart) * (1
+                                    - v)));
                 }
             }
             if (mGradientAlpha > 0) {
@@ -332,4 +340,13 @@
             }
         }
     }
+
+    /** Get color styled attribute {@code attr}, default to {@code defValue} if not found. */
+    @ColorInt
+    public static int getColorAttrDefaultColor(Context context, int attr, @ColorInt int defValue) {
+        TypedArray ta = context.obtainStyledAttributes(new int[] {attr});
+        @ColorInt int colorAccent = ta.getColor(0, defValue);
+        ta.recycle();
+        return colorAccent;
+    }
 }
diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java b/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
index c0c8b75..a614fc1 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
@@ -124,6 +124,8 @@
     public static final long SYSUI_STATE_SHORTCUT_HELPER_SHOWING = 1L << 32;
     // Touchpad gestures are disabled
     public static final long SYSUI_STATE_TOUCHPAD_GESTURES_DISABLED = 1L << 33;
+    // PiP animation is running
+    public static final long SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING = 1L << 34;
 
     // Mask for SystemUiStateFlags to isolate SYSUI_STATE_AWAKE and
     // SYSUI_STATE_WAKEFULNESS_TRANSITION, to match WAKEFULNESS_* constants
@@ -173,6 +175,7 @@
             SYSUI_STATE_STATUS_BAR_KEYGUARD_GOING_AWAY,
             SYSUI_STATE_SHORTCUT_HELPER_SHOWING,
             SYSUI_STATE_TOUCHPAD_GESTURES_DISABLED,
+            SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING,
     })
     public @interface SystemUiStateFlags {}
 
@@ -277,6 +280,9 @@
         if ((flags & SYSUI_STATE_TOUCHPAD_GESTURES_DISABLED) != 0) {
             str.add("touchpad_gestures_disabled");
         }
+        if ((flags & SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING) != 0) {
+            str.add("disable_gesture_pip_animating");
+        }
 
         return str.toString();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/accessibility/floatingmenu/MenuViewLayer.java b/packages/SystemUI/src/com/android/systemui/accessibility/floatingmenu/MenuViewLayer.java
index 9d573d3..4a28d8b 100644
--- a/packages/SystemUI/src/com/android/systemui/accessibility/floatingmenu/MenuViewLayer.java
+++ b/packages/SystemUI/src/com/android/systemui/accessibility/floatingmenu/MenuViewLayer.java
@@ -469,6 +469,7 @@
 
     private void onSpringAnimationsEndAction() {
         if (mShouldShowDockTooltip) {
+            mEduTooltipView.ifPresent(this::removeTooltip);
             mEduTooltipView = Optional.of(new MenuEduTooltipView(mContext, mMenuViewAppearance));
             mEduTooltipView.ifPresent(view -> addTooltipView(view,
                     getContext().getText(R.string.accessibility_floating_button_docking_tooltip),
diff --git a/packages/SystemUI/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandler.java b/packages/SystemUI/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandler.java
index f905241..636bc5b 100644
--- a/packages/SystemUI/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandler.java
+++ b/packages/SystemUI/src/com/android/systemui/ambient/touch/BouncerSwipeTouchHandler.java
@@ -38,6 +38,7 @@
 import com.android.systemui.ambient.touch.scrim.ScrimController;
 import com.android.systemui.ambient.touch.scrim.ScrimManager;
 import com.android.systemui.bouncer.shared.constants.KeyguardBouncerConstants;
+import com.android.systemui.plugins.ActivityStarter;
 import com.android.systemui.settings.UserTracker;
 import com.android.systemui.shade.ShadeExpansionChangeEvent;
 import com.android.systemui.statusbar.NotificationShadeWindowController;
@@ -103,6 +104,8 @@
 
     private final UiEventLogger mUiEventLogger;
 
+    private final ActivityStarter mActivityStarter;
+
     private final ScrimManager.Callback mScrimManagerCallback = new ScrimManager.Callback() {
         @Override
         public void onScrimControllerChanged(ScrimController controller) {
@@ -149,11 +152,16 @@
                         return true;
                     }
 
-                    // If scrolling up and keyguard is not locked, dismiss the dream since there's
-                    // no bouncer to show.
+                    // If scrolling up and keyguard is not locked, dismiss both keyguard and the
+                    // dream since there's no bouncer to show.
                     if (e1.getY() > e2.getY()
                             && !mLockPatternUtils.isSecure(mUserTracker.getUserId())) {
-                        mCentralSurfaces.get().awakenDreams();
+                        mActivityStarter.executeRunnableDismissingKeyguard(
+                                () -> mCentralSurfaces.get().awakenDreams(),
+                                /* cancelAction= */ null,
+                                /* dismissShade= */ true,
+                                /* afterKeyguardGone= */ true,
+                                /* deferred= */ false);
                         return true;
                     }
 
@@ -162,7 +170,6 @@
                     // bouncer. As that view's expansion shrinks, the bouncer appears. The bouncer
                     // is fully hidden at full expansion (1) and fully visible when fully collapsed
                     // (0).
-                    final float dragDownAmount = e2.getY() - e1.getY();
                     final float screenTravelPercentage = Math.abs(e1.getY() - e2.getY())
                             / mTouchSession.getBounds().height();
                     setPanelExpansion(1 - screenTravelPercentage);
@@ -216,7 +223,8 @@
             FlingAnimationUtils flingAnimationUtilsClosing,
             @Named(BouncerSwipeModule.SWIPE_TO_BOUNCER_START_REGION) float swipeRegionPercentage,
             @Named(BouncerSwipeModule.MIN_BOUNCER_ZONE_SCREEN_PERCENTAGE) float minRegionPercentage,
-            UiEventLogger uiEventLogger) {
+            UiEventLogger uiEventLogger,
+            ActivityStarter activityStarter) {
         mCentralSurfaces = centralSurfaces;
         mScrimManager = scrimManager;
         mNotificationShadeWindowController = notificationShadeWindowController;
@@ -229,6 +237,7 @@
         mValueAnimatorCreator = valueAnimatorCreator;
         mVelocityTrackerFactory = velocityTrackerFactory;
         mUiEventLogger = uiEventLogger;
+        mActivityStarter = activityStarter;
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsControllerOverlay.kt b/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsControllerOverlay.kt
index 01cc33c..e03d160 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsControllerOverlay.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/UdfpsControllerOverlay.kt
@@ -45,7 +45,6 @@
 import androidx.annotation.LayoutRes
 import androidx.annotation.VisibleForTesting
 import com.android.keyguard.KeyguardUpdateMonitor
-import com.android.systemui.Flags.udfpsViewPerformance
 import com.android.systemui.animation.ActivityTransitionAnimator
 import com.android.systemui.biometrics.domain.interactor.UdfpsOverlayInteractor
 import com.android.systemui.biometrics.shared.model.UdfpsOverlayParams
@@ -82,67 +81,66 @@
 
 private const val TAG = "UdfpsControllerOverlay"
 
-@VisibleForTesting
-const val SETTING_REMOVE_ENROLLMENT_UI = "udfps_overlay_remove_enrollment_ui"
+@VisibleForTesting const val SETTING_REMOVE_ENROLLMENT_UI = "udfps_overlay_remove_enrollment_ui"
 
 /**
  * Keeps track of the overlay state and UI resources associated with a single FingerprintService
- * request. This state can persist across configuration changes via the [show] and [hide]
- * methods.
+ * request. This state can persist across configuration changes via the [show] and [hide] methods.
  */
 @ExperimentalCoroutinesApi
 @UiThread
-class UdfpsControllerOverlay @JvmOverloads constructor(
-        private val context: Context,
-        private val inflater: LayoutInflater,
-        private val windowManager: WindowManager,
-        private val accessibilityManager: AccessibilityManager,
-        private val statusBarStateController: StatusBarStateController,
-        private val statusBarKeyguardViewManager: StatusBarKeyguardViewManager,
-        private val keyguardUpdateMonitor: KeyguardUpdateMonitor,
-        private val dialogManager: SystemUIDialogManager,
-        private val dumpManager: DumpManager,
-        private val transitionController: LockscreenShadeTransitionController,
-        private val configurationController: ConfigurationController,
-        private val keyguardStateController: KeyguardStateController,
-        private val unlockedScreenOffAnimationController: UnlockedScreenOffAnimationController,
-        private var udfpsDisplayModeProvider: UdfpsDisplayModeProvider,
-        val requestId: Long,
-        @RequestReason val requestReason: Int,
-        private val controllerCallback: IUdfpsOverlayControllerCallback,
-        private val onTouch: (View, MotionEvent, Boolean) -> Boolean,
-        private val activityTransitionAnimator: ActivityTransitionAnimator,
-        private val primaryBouncerInteractor: PrimaryBouncerInteractor,
-        private val alternateBouncerInteractor: AlternateBouncerInteractor,
-        private val isDebuggable: Boolean = Build.IS_DEBUGGABLE,
-        private val udfpsKeyguardAccessibilityDelegate: UdfpsKeyguardAccessibilityDelegate,
-        private val transitionInteractor: KeyguardTransitionInteractor,
-        private val selectedUserInteractor: SelectedUserInteractor,
-        private val deviceEntryUdfpsTouchOverlayViewModel:
-            Lazy<DeviceEntryUdfpsTouchOverlayViewModel>,
-        private val defaultUdfpsTouchOverlayViewModel: Lazy<DefaultUdfpsTouchOverlayViewModel>,
-        private val shadeInteractor: ShadeInteractor,
-        private val udfpsOverlayInteractor: UdfpsOverlayInteractor,
-        private val powerInteractor: PowerInteractor,
-        @Application private val scope: CoroutineScope,
+class UdfpsControllerOverlay
+@JvmOverloads
+constructor(
+    private val context: Context,
+    private val inflater: LayoutInflater,
+    private val windowManager: WindowManager,
+    private val accessibilityManager: AccessibilityManager,
+    private val statusBarStateController: StatusBarStateController,
+    private val statusBarKeyguardViewManager: StatusBarKeyguardViewManager,
+    private val keyguardUpdateMonitor: KeyguardUpdateMonitor,
+    private val dialogManager: SystemUIDialogManager,
+    private val dumpManager: DumpManager,
+    private val transitionController: LockscreenShadeTransitionController,
+    private val configurationController: ConfigurationController,
+    private val keyguardStateController: KeyguardStateController,
+    private val unlockedScreenOffAnimationController: UnlockedScreenOffAnimationController,
+    private var udfpsDisplayModeProvider: UdfpsDisplayModeProvider,
+    val requestId: Long,
+    @RequestReason val requestReason: Int,
+    private val controllerCallback: IUdfpsOverlayControllerCallback,
+    private val onTouch: (View, MotionEvent, Boolean) -> Boolean,
+    private val activityTransitionAnimator: ActivityTransitionAnimator,
+    private val primaryBouncerInteractor: PrimaryBouncerInteractor,
+    private val alternateBouncerInteractor: AlternateBouncerInteractor,
+    private val isDebuggable: Boolean = Build.IS_DEBUGGABLE,
+    private val udfpsKeyguardAccessibilityDelegate: UdfpsKeyguardAccessibilityDelegate,
+    private val transitionInteractor: KeyguardTransitionInteractor,
+    private val selectedUserInteractor: SelectedUserInteractor,
+    private val deviceEntryUdfpsTouchOverlayViewModel: Lazy<DeviceEntryUdfpsTouchOverlayViewModel>,
+    private val defaultUdfpsTouchOverlayViewModel: Lazy<DefaultUdfpsTouchOverlayViewModel>,
+    private val shadeInteractor: ShadeInteractor,
+    private val udfpsOverlayInteractor: UdfpsOverlayInteractor,
+    private val powerInteractor: PowerInteractor,
+    @Application private val scope: CoroutineScope,
 ) {
     private val currentStateUpdatedToOffAodOrDozing: Flow<Unit> =
         transitionInteractor.currentKeyguardState
             .filter {
-                it == KeyguardState.OFF ||
-                    it == KeyguardState.AOD ||
-                    it == KeyguardState.DOZING
+                it == KeyguardState.OFF || it == KeyguardState.AOD || it == KeyguardState.DOZING
             }
-            .map { } // map to Unit
+            .map {} // map to Unit
     private var listenForCurrentKeyguardState: Job? = null
     private var addViewRunnable: Runnable? = null
     private var overlayViewLegacy: UdfpsView? = null
         private set
+
     private var overlayTouchView: UdfpsTouchOverlay? = null
 
     /**
-     * Get the current UDFPS overlay touch view which is a different View depending on whether
-     * the DeviceEntryUdfpsRefactor flag is enabled or not.
+     * Get the current UDFPS overlay touch view which is a different View depending on whether the
+     * DeviceEntryUdfpsRefactor flag is enabled or not.
+     *
      * @return The view, when [isShowing], else null
      */
     fun getTouchOverlay(): View? {
@@ -158,23 +156,28 @@
 
     private var overlayTouchListener: TouchExplorationStateChangeListener? = null
 
-    private val coreLayoutParams = WindowManager.LayoutParams(
-        WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
-        0 /* flags set in computeLayoutParams() */,
-        PixelFormat.TRANSLUCENT
-    ).apply {
-        title = TAG
-        fitInsetsTypes = 0
-        gravity = android.view.Gravity.TOP or android.view.Gravity.LEFT
-        layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS
-        flags = (Utils.FINGERPRINT_OVERLAY_LAYOUT_PARAM_FLAGS or
-                WindowManager.LayoutParams.FLAG_SPLIT_TOUCH)
-        privateFlags = WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY or
-                WindowManager.LayoutParams.PRIVATE_FLAG_EXCLUDE_FROM_SCREEN_MAGNIFICATION
-        // Avoid announcing window title.
-        accessibilityTitle = " "
-        inputFeatures = WindowManager.LayoutParams.INPUT_FEATURE_SPY
-    }
+    private val coreLayoutParams =
+        WindowManager.LayoutParams(
+                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
+                0 /* flags set in computeLayoutParams() */,
+                PixelFormat.TRANSLUCENT
+            )
+            .apply {
+                title = TAG
+                fitInsetsTypes = 0
+                gravity = android.view.Gravity.TOP or android.view.Gravity.LEFT
+                layoutInDisplayCutoutMode =
+                    WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS
+                flags =
+                    (Utils.FINGERPRINT_OVERLAY_LAYOUT_PARAM_FLAGS or
+                        WindowManager.LayoutParams.FLAG_SPLIT_TOUCH)
+                privateFlags =
+                    WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY or
+                        WindowManager.LayoutParams.PRIVATE_FLAG_EXCLUDE_FROM_SCREEN_MAGNIFICATION
+                // Avoid announcing window title.
+                accessibilityTitle = " "
+                inputFeatures = WindowManager.LayoutParams.INPUT_FEATURE_SPY
+            }
 
     /** If the overlay is currently showing. */
     val isShowing: Boolean
@@ -209,51 +212,51 @@
             sensorBounds = Rect(params.sensorBounds)
             try {
                 if (DeviceEntryUdfpsRefactor.isEnabled) {
-                    overlayTouchView = (inflater.inflate(
-                            R.layout.udfps_touch_overlay, null, false
-                    ) as UdfpsTouchOverlay).apply {
-                        // This view overlaps the sensor area
-                        // prevent it from being selectable during a11y
-                        if (requestReason.isImportantForAccessibility()) {
-                            importantForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_NO
-                        }
+                    overlayTouchView =
+                        (inflater.inflate(R.layout.udfps_touch_overlay, null, false)
+                                as UdfpsTouchOverlay)
+                            .apply {
+                                // This view overlaps the sensor area
+                                // prevent it from being selectable during a11y
+                                if (requestReason.isImportantForAccessibility()) {
+                                    importantForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_NO
+                                }
 
-                        addViewNowOrLater(this, null)
-                        when (requestReason) {
-                            REASON_AUTH_KEYGUARD ->
-                                UdfpsTouchOverlayBinder.bind(
-                                    view = this,
-                                    viewModel = deviceEntryUdfpsTouchOverlayViewModel.get(),
-                                    udfpsOverlayInteractor = udfpsOverlayInteractor,
-                                )
-                            else ->
-                                UdfpsTouchOverlayBinder.bind(
-                                    view = this,
-                                    viewModel = defaultUdfpsTouchOverlayViewModel.get(),
-                                    udfpsOverlayInteractor = udfpsOverlayInteractor,
-                                )
-                        }
-                    }
+                                addViewNowOrLater(this, null)
+                                when (requestReason) {
+                                    REASON_AUTH_KEYGUARD ->
+                                        UdfpsTouchOverlayBinder.bind(
+                                            view = this,
+                                            viewModel = deviceEntryUdfpsTouchOverlayViewModel.get(),
+                                            udfpsOverlayInteractor = udfpsOverlayInteractor,
+                                        )
+                                    else ->
+                                        UdfpsTouchOverlayBinder.bind(
+                                            view = this,
+                                            viewModel = defaultUdfpsTouchOverlayViewModel.get(),
+                                            udfpsOverlayInteractor = udfpsOverlayInteractor,
+                                        )
+                                }
+                            }
                 } else {
-                    overlayViewLegacy = (inflater.inflate(
-                            R.layout.udfps_view, null, false
-                    ) as UdfpsView).apply {
-                        overlayParams = params
-                        setUdfpsDisplayModeProvider(udfpsDisplayModeProvider)
-                        val animation = inflateUdfpsAnimation(this, controller)
-                        if (animation != null) {
-                            animation.init()
-                            animationViewController = animation
-                        }
-                        // This view overlaps the sensor area
-                        // prevent it from being selectable during a11y
-                        if (requestReason.isImportantForAccessibility()) {
-                            importantForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_NO
-                        }
+                    overlayViewLegacy =
+                        (inflater.inflate(R.layout.udfps_view, null, false) as UdfpsView).apply {
+                            overlayParams = params
+                            setUdfpsDisplayModeProvider(udfpsDisplayModeProvider)
+                            val animation = inflateUdfpsAnimation(this, controller)
+                            if (animation != null) {
+                                animation.init()
+                                animationViewController = animation
+                            }
+                            // This view overlaps the sensor area
+                            // prevent it from being selectable during a11y
+                            if (requestReason.isImportantForAccessibility()) {
+                                importantForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_NO
+                            }
 
-                        addViewNowOrLater(this, animation)
-                        sensorRect = sensorBounds
-                    }
+                            addViewNowOrLater(this, animation)
+                            sensorRect = sensorBounds
+                        }
                 }
                 getTouchOverlay()?.apply {
                     touchExplorationEnabled = accessibilityManager.isTouchExplorationEnabled
@@ -269,7 +272,7 @@
                         }
                     }
                     accessibilityManager.addTouchExplorationStateChangeListener(
-                            overlayTouchListener!!
+                        overlayTouchListener!!
                     )
                     overlayTouchListener?.onTouchExplorationStateChanged(true)
                 }
@@ -284,30 +287,18 @@
     }
 
     private fun addViewNowOrLater(view: View, animation: UdfpsAnimationViewController<*>?) {
-        if (udfpsViewPerformance()) {
-            addViewRunnable = kotlinx.coroutines.Runnable {
+        addViewRunnable =
+            kotlinx.coroutines.Runnable {
                 Trace.setCounter("UdfpsAddView", 1)
-                windowManager.addView(
-                        view,
-                        coreLayoutParams.updateDimensions(animation)
-                )
+                windowManager.addView(view, coreLayoutParams.updateDimensions(animation))
             }
-            if (powerInteractor.detailedWakefulness.value.isAwake()) {
-                // Device is awake, so we add the view immediately.
-                addViewIfPending()
-            } else {
-                listenForCurrentKeyguardState?.cancel()
-                listenForCurrentKeyguardState = scope.launch {
-                    currentStateUpdatedToOffAodOrDozing.collect {
-                        addViewIfPending()
-                    }
-                }
-            }
+        if (powerInteractor.detailedWakefulness.value.isAwake()) {
+            // Device is awake, so we add the view immediately.
+            addViewIfPending()
         } else {
-            windowManager.addView(
-                    view,
-                    coreLayoutParams.updateDimensions(animation)
-            )
+            listenForCurrentKeyguardState?.cancel()
+            listenForCurrentKeyguardState =
+                scope.launch { currentStateUpdatedToOffAodOrDozing.collect { addViewIfPending() } }
         }
     }
 
@@ -340,23 +331,26 @@
     ): UdfpsAnimationViewController<*>? {
         DeviceEntryUdfpsRefactor.assertInLegacyMode()
 
-        val isEnrollment = when (requestReason) {
-            REASON_ENROLL_FIND_SENSOR, REASON_ENROLL_ENROLLING -> true
-            else -> false
-        }
+        val isEnrollment =
+            when (requestReason) {
+                REASON_ENROLL_FIND_SENSOR,
+                REASON_ENROLL_ENROLLING -> true
+                else -> false
+            }
 
-        val filteredRequestReason = if (isEnrollment && shouldRemoveEnrollmentUi()) {
-            REASON_AUTH_OTHER
-        } else {
-            requestReason
-        }
+        val filteredRequestReason =
+            if (isEnrollment && shouldRemoveEnrollmentUi()) {
+                REASON_AUTH_OTHER
+            } else {
+                requestReason
+            }
 
         return when (filteredRequestReason) {
             REASON_ENROLL_FIND_SENSOR,
             REASON_ENROLL_ENROLLING -> {
                 // Enroll udfps UI is handled by settings, so use empty view here
                 UdfpsFpmEmptyViewController(
-                    view.addUdfpsView(R.layout.udfps_fpm_empty_view){
+                    view.addUdfpsView(R.layout.udfps_fpm_empty_view) {
                         updateAccessibilityViewLocation(sensorBounds)
                     },
                     statusBarStateController,
@@ -434,14 +428,10 @@
             udfpsDisplayModeProvider.disable(null)
         }
         getTouchOverlay()?.apply {
-            if (udfpsViewPerformance()) {
-                if (this.parent != null) {
-                    windowManager.removeView(this)
-                }
-                Trace.setCounter("UdfpsAddView", 0)
-            } else {
+            if (this.parent != null) {
                 windowManager.removeView(this)
             }
+            Trace.setCounter("UdfpsAddView", 0)
             setOnTouchListener(null)
             setOnHoverListener(null)
             overlayTouchListener?.let {
@@ -475,22 +465,19 @@
         val paddingX = animation?.paddingX ?: 0
         val paddingY = animation?.paddingY ?: 0
 
-        val isEnrollment = when (requestReason) {
-            REASON_ENROLL_FIND_SENSOR, REASON_ENROLL_ENROLLING -> true
-            else -> false
-        }
+        val isEnrollment =
+            when (requestReason) {
+                REASON_ENROLL_FIND_SENSOR,
+                REASON_ENROLL_ENROLLING -> true
+                else -> false
+            }
 
         // Use expanded overlay unless touchExploration enabled
         var rotatedBounds =
             if (accessibilityManager.isTouchExplorationEnabled && isEnrollment) {
                 Rect(overlayParams.sensorBounds)
             } else {
-                Rect(
-                    0,
-                    0,
-                    overlayParams.naturalDisplayWidth,
-                    overlayParams.naturalDisplayHeight
-                )
+                Rect(0, 0, overlayParams.naturalDisplayWidth, overlayParams.naturalDisplayHeight)
             }
 
         val rot = overlayParams.rotation
@@ -498,7 +485,8 @@
             if (!shouldRotate(animation)) {
                 Log.v(
                     TAG,
-                    "Skip rotating UDFPS bounds " + Surface.rotationToString(rot) +
+                    "Skip rotating UDFPS bounds " +
+                        Surface.rotationToString(rot) +
                         " animation=$animation" +
                         " isGoingToSleep=${keyguardUpdateMonitor.isGoingToSleep}" +
                         " isOccluded=${keyguardStateController.isOccluded}"
@@ -559,6 +547,4 @@
 
 @RequestReason
 private fun Int.isImportantForAccessibility() =
-    this == REASON_ENROLL_FIND_SENSOR ||
-            this == REASON_ENROLL_ENROLLING ||
-            this == REASON_AUTH_BP
+    this == REASON_ENROLL_FIND_SENSOR || this == REASON_ENROLL_ENROLLING || this == REASON_AUTH_BP
diff --git a/packages/SystemUI/src/com/android/systemui/bluetooth/qsdialog/BluetoothTileDialogViewModel.kt b/packages/SystemUI/src/com/android/systemui/bluetooth/qsdialog/BluetoothTileDialogViewModel.kt
index 94f465d..eaddc42 100644
--- a/packages/SystemUI/src/com/android/systemui/bluetooth/qsdialog/BluetoothTileDialogViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/bluetooth/qsdialog/BluetoothTileDialogViewModel.kt
@@ -288,11 +288,13 @@
     private fun startSettingsActivity(intent: Intent, view: View) {
         if (job?.isActive == true) {
             intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
-            activityStarter.postStartActivityDismissingKeyguard(
-                intent,
-                0,
-                dialogTransitionAnimator.createActivityTransitionController(view)
-            )
+            val controller = dialogTransitionAnimator.createActivityTransitionController(view)
+            // The controller will be null when the screen is locked and going to show the
+            // primary bouncer. In this case we dismiss the dialog manually.
+            if (controller == null) {
+                cancelJob()
+            }
+            activityStarter.postStartActivityDismissingKeyguard(intent, 0, controller)
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/communal/data/model/CommunalWidgetCategories.kt b/packages/SystemUI/src/com/android/systemui/communal/data/model/CommunalWidgetCategories.kt
index 5cd15f2..75f0bad 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/data/model/CommunalWidgetCategories.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/data/model/CommunalWidgetCategories.kt
@@ -17,7 +17,6 @@
 package com.android.systemui.communal.data.model
 
 import android.appwidget.AppWidgetProviderInfo
-import com.android.settingslib.flags.Flags.allowAllWidgetsOnLockscreenByDefault
 
 /**
  * The widget categories to display on communal hub (where categories is a bitfield with values that
@@ -31,9 +30,7 @@
         val defaultCategories: Int
             get() {
                 return AppWidgetProviderInfo.WIDGET_CATEGORY_KEYGUARD or
-                    if (allowAllWidgetsOnLockscreenByDefault())
-                        AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN
-                    else 0
+                    AppWidgetProviderInfo.WIDGET_CATEGORY_HOME_SCREEN
             }
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/communal/data/repository/CommunalSettingsRepository.kt b/packages/SystemUI/src/com/android/systemui/communal/data/repository/CommunalSettingsRepository.kt
index 1c47e50..2940a95 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/data/repository/CommunalSettingsRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/data/repository/CommunalSettingsRepository.kt
@@ -24,7 +24,6 @@
 import com.android.systemui.Flags.communalHub
 import com.android.systemui.broadcast.BroadcastDispatcher
 import com.android.systemui.communal.data.model.CommunalEnabledState
-import com.android.systemui.communal.data.model.CommunalWidgetCategories
 import com.android.systemui.communal.data.model.DisabledReason
 import com.android.systemui.communal.data.model.DisabledReason.DISABLED_REASON_DEVICE_POLICY
 import com.android.systemui.communal.data.model.DisabledReason.DISABLED_REASON_FLAG
@@ -52,12 +51,6 @@
     /** A [CommunalEnabledState] for the specified user. */
     fun getEnabledState(user: UserInfo): Flow<CommunalEnabledState>
 
-    /**
-     * A flow that reports the widget categories to show on the hub as selected by the user in
-     * Settings.
-     */
-    fun getWidgetCategories(user: UserInfo): Flow<CommunalWidgetCategories>
-
     /** Keyguard widgets enabled state by Device Policy Manager for the specified user. */
     fun getAllowedByDevicePolicy(user: UserInfo): Flow<Boolean>
 
@@ -104,22 +97,6 @@
             .flowOn(bgDispatcher)
     }
 
-    override fun getWidgetCategories(user: UserInfo): Flow<CommunalWidgetCategories> =
-        secureSettings
-            .observerFlow(userId = user.id, names = arrayOf(GLANCEABLE_HUB_CONTENT_SETTING))
-            // Force an update
-            .onStart { emit(Unit) }
-            .map {
-                CommunalWidgetCategories(
-                    secureSettings.getIntForUser(
-                        GLANCEABLE_HUB_CONTENT_SETTING,
-                        CommunalWidgetCategories.defaultCategories,
-                        user.id
-                    )
-                )
-            }
-            .flowOn(bgDispatcher)
-
     override fun getAllowedByDevicePolicy(user: UserInfo): Flow<Boolean> =
         broadcastDispatcher
             .broadcastFlow(
@@ -159,7 +136,6 @@
             }
 
     companion object {
-        const val GLANCEABLE_HUB_CONTENT_SETTING = "glanceable_hub_content_setting"
         const val GLANCEABLE_HUB_BACKGROUND_SETTING = "glanceable_hub_background"
         private const val ENABLED_SETTING_DEFAULT = 1
     }
diff --git a/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalInteractor.kt b/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalInteractor.kt
index 9f3ade9..f5255ac 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalInteractor.kt
@@ -392,26 +392,17 @@
                     allowedForWorkProfile ->
                     filterWidgetsAllowedByDevicePolicy(widgets, allowedForWorkProfile)
                 },
-            communalSettingsInteractor.communalWidgetCategories,
             updateOnWorkProfileBroadcastReceived,
-        ) { widgets, allowedCategories, _ ->
+        ) { widgets, _ ->
             widgets.map { widget ->
                 when (widget) {
                     is CommunalWidgetContentModel.Available -> {
-                        if (widget.providerInfo.widgetCategory and allowedCategories != 0) {
-                            // At least one category this widget specified is allowed, so show it
-                            WidgetContent.Widget(
-                                appWidgetId = widget.appWidgetId,
-                                providerInfo = widget.providerInfo,
-                                appWidgetHost = appWidgetHost,
-                                inQuietMode = isQuietModeEnabled(widget.providerInfo.profile)
-                            )
-                        } else {
-                            WidgetContent.DisabledWidget(
-                                appWidgetId = widget.appWidgetId,
-                                providerInfo = widget.providerInfo,
-                            )
-                        }
+                        WidgetContent.Widget(
+                            appWidgetId = widget.appWidgetId,
+                            providerInfo = widget.providerInfo,
+                            appWidgetHost = appWidgetHost,
+                            inQuietMode = isQuietModeEnabled(widget.providerInfo.profile)
+                        )
                     }
                     is CommunalWidgetContentModel.Pending -> {
                         WidgetContent.PendingWidget(
diff --git a/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalSettingsInteractor.kt b/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalSettingsInteractor.kt
index f043d58..47b75c4 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalSettingsInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/domain/interactor/CommunalSettingsInteractor.kt
@@ -19,7 +19,6 @@
 import android.content.pm.UserInfo
 import com.android.systemui.common.coroutine.ConflatedCallbackFlow.conflatedCallbackFlow
 import com.android.systemui.communal.data.model.CommunalEnabledState
-import com.android.systemui.communal.data.model.CommunalWidgetCategories
 import com.android.systemui.communal.data.repository.CommunalSettingsRepository
 import com.android.systemui.communal.shared.model.CommunalBackgroundType
 import com.android.systemui.dagger.SysUISingleton
@@ -70,18 +69,6 @@
             // Start this eagerly since the value is accessed synchronously in many places.
             .stateIn(scope = bgScope, started = SharingStarted.Eagerly, initialValue = false)
 
-    /** What widget categories to show on the hub. */
-    val communalWidgetCategories: StateFlow<Int> =
-        userInteractor.selectedUserInfo
-            .flatMapLatest { user -> repository.getWidgetCategories(user) }
-            .map { categories -> categories.categories }
-            .stateIn(
-                scope = bgScope,
-                // Start this eagerly since the value can be accessed synchronously.
-                started = SharingStarted.Eagerly,
-                initialValue = CommunalWidgetCategories.defaultCategories
-            )
-
     /** The type of background to use for the hub. Used to experiment with different backgrounds */
     val communalBackground: Flow<CommunalBackgroundType> =
         userInteractor.selectedUserInfo
diff --git a/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalEditModeViewModel.kt b/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalEditModeViewModel.kt
index 9185384..fab2435 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalEditModeViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalEditModeViewModel.kt
@@ -25,6 +25,7 @@
 import androidx.activity.result.ActivityResultLauncher
 import com.android.internal.logging.UiEventLogger
 import com.android.systemui.Flags.enableWidgetPickerSizeFilter
+import com.android.systemui.communal.data.model.CommunalWidgetCategories
 import com.android.systemui.communal.domain.interactor.CommunalInteractor
 import com.android.systemui.communal.domain.interactor.CommunalPrefsInteractor
 import com.android.systemui.communal.domain.interactor.CommunalSceneInteractor
@@ -183,7 +184,7 @@
             }
             putExtra(
                 AppWidgetManager.EXTRA_CATEGORY_FILTER,
-                communalSettingsInteractor.communalWidgetCategories.value
+                CommunalWidgetCategories.defaultCategories
             )
             putExtra(EXTRA_UI_SURFACE_KEY, EXTRA_UI_SURFACE_VALUE)
             putParcelableArrayListExtra(EXTRA_ADDED_APP_WIDGETS_KEY, excludeList)
diff --git a/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalViewModel.kt b/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalViewModel.kt
index 2043dd1..0466bbc 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/ui/viewmodel/CommunalViewModel.kt
@@ -27,6 +27,7 @@
 import com.android.systemui.communal.shared.model.CommunalBackgroundType
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Application
+import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.dagger.qualifiers.Main
 import com.android.systemui.keyguard.domain.interactor.KeyguardInteractor
 import com.android.systemui.keyguard.domain.interactor.KeyguardTransitionInteractor
@@ -55,6 +56,8 @@
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.distinctUntilChanged
@@ -64,6 +67,7 @@
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.flow.onStart
+import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
 
 /** The default view model used for showing the communal hub. */
@@ -74,6 +78,7 @@
 constructor(
     @Main val mainDispatcher: CoroutineDispatcher,
     @Application private val scope: CoroutineScope,
+    @Background private val bgScope: CoroutineScope,
     @Main private val resources: Resources,
     keyguardTransitionInteractor: KeyguardTransitionInteractor,
     keyguardInteractor: KeyguardInteractor,
@@ -303,8 +308,12 @@
      *
      * This is needed because the notification shade does not block touches in blank areas and these
      * fall through to the glanceable hub, which we don't want.
+     *
+     * Using a StateFlow as the value does not necessarily change when hub becomes available.
      */
-    val touchesAllowed: Flow<Boolean> = not(shadeInteractor.isAnyFullyExpanded)
+    val touchesAllowed: StateFlow<Boolean> =
+        not(shadeInteractor.isAnyFullyExpanded)
+            .stateIn(bgScope, SharingStarted.Eagerly, initialValue = false)
 
     // TODO(b/339667383): remove this temporary swipe gesture handle
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/communal/widgets/EditWidgetsActivityStarter.kt b/packages/SystemUI/src/com/android/systemui/communal/widgets/EditWidgetsActivityStarter.kt
index 76be005..af87f09 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/widgets/EditWidgetsActivityStarter.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/widgets/EditWidgetsActivityStarter.kt
@@ -22,6 +22,7 @@
 import com.android.systemui.communal.widgets.EditWidgetsActivity.Companion.EXTRA_PRESELECTED_KEY
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.plugins.ActivityStarter
+import com.android.systemui.res.R
 import javax.inject.Inject
 
 interface EditWidgetsActivityStarter {
@@ -48,6 +49,7 @@
                 },
             /* onlyProvisioned = */ true,
             /* dismissShade = */ true,
+            applicationContext.resources.getString(R.string.unlock_reason_to_customize_widgets),
         )
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/communal/widgets/WidgetInteractionHandler.kt b/packages/SystemUI/src/com/android/systemui/communal/widgets/WidgetInteractionHandler.kt
index cbc6c97..72f9180 100644
--- a/packages/SystemUI/src/com/android/systemui/communal/widgets/WidgetInteractionHandler.kt
+++ b/packages/SystemUI/src/com/android/systemui/communal/widgets/WidgetInteractionHandler.kt
@@ -34,10 +34,11 @@
     private val activityStarter: ActivityStarter,
 ) : RemoteViews.InteractionHandler {
 
-    private val delegate = InteractionHandlerDelegate(
-        findViewToAnimate = { view -> view is CommunalAppWidgetHostView },
-        intentStarter = this::startIntent,
-    )
+    private val delegate =
+        InteractionHandlerDelegate(
+            findViewToAnimate = { view -> view is CommunalAppWidgetHostView },
+            intentStarter = this::startIntent,
+        )
 
     override fun onInteraction(
         view: View,
@@ -45,7 +46,6 @@
         response: RemoteViews.RemoteResponse
     ): Boolean = delegate.onInteraction(view, pendingIntent, response)
 
-
     private fun startIntent(
         pendingIntent: PendingIntent,
         fillInIntent: Intent,
@@ -59,6 +59,8 @@
             controller,
             fillInIntent,
             extraOptions.toBundle(),
+            // TODO(b/325110448): UX to provide copy
+            /* customMessage = */ null,
         )
         return true
     }
diff --git a/packages/SystemUI/src/com/android/systemui/complication/DreamHomeControlsComplication.java b/packages/SystemUI/src/com/android/systemui/complication/DreamHomeControlsComplication.java
index 92108e9..afa2375 100644
--- a/packages/SystemUI/src/com/android/systemui/complication/DreamHomeControlsComplication.java
+++ b/packages/SystemUI/src/com/android/systemui/complication/DreamHomeControlsComplication.java
@@ -18,7 +18,6 @@
 
 import static com.android.systemui.complication.dagger.DreamHomeControlsComplicationComponent.DreamHomeControlsModule.DREAM_HOME_CONTROLS_CHIP_VIEW;
 import static com.android.systemui.complication.dagger.RegisteredComplicationsModule.DREAM_HOME_CONTROLS_CHIP_LAYOUT_PARAMS;
-import static com.android.systemui.complication.dagger.RegisteredComplicationsModule.OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS;
 import static com.android.systemui.controls.dagger.ControlsComponent.Visibility.AVAILABLE;
 import static com.android.systemui.controls.dagger.ControlsComponent.Visibility.AVAILABLE_AFTER_UNLOCK;
 import static com.android.systemui.controls.dagger.ControlsComponent.Visibility.UNAVAILABLE;
@@ -90,7 +89,6 @@
         private final DreamHomeControlsComplication mComplication;
         private final DreamOverlayStateController mDreamOverlayStateController;
         private final ControlsComponent mControlsComponent;
-        private final boolean mReplacedByOpenHub;
 
         private boolean mOverlayActive = false;
 
@@ -118,13 +116,11 @@
         public Registrant(DreamHomeControlsComplication complication,
                 DreamOverlayStateController dreamOverlayStateController,
                 ControlsComponent controlsComponent,
-                @SystemUser Monitor monitor,
-                @Named(OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS) boolean replacedByOpenHub) {
+                @SystemUser Monitor monitor) {
             super(monitor);
             mComplication = complication;
             mControlsComponent = controlsComponent;
             mDreamOverlayStateController = dreamOverlayStateController;
-            mReplacedByOpenHub = replacedByOpenHub;
         }
 
         @Override
diff --git a/packages/SystemUI/src/com/android/systemui/complication/OpenHubComplication.java b/packages/SystemUI/src/com/android/systemui/complication/OpenHubComplication.java
deleted file mode 100644
index 05df2bb..0000000
--- a/packages/SystemUI/src/com/android/systemui/complication/OpenHubComplication.java
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.systemui.complication;
-
-import static com.android.systemui.complication.dagger.OpenHubComplicationComponent.OpenHubModule.OPEN_HUB_CHIP_VIEW;
-import static com.android.systemui.complication.dagger.RegisteredComplicationsModule.OPEN_HUB_CHIP_LAYOUT_PARAMS;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.graphics.drawable.Drawable;
-import android.util.Log;
-import android.view.View;
-import android.widget.ImageView;
-
-import com.android.settingslib.Utils;
-import com.android.systemui.CoreStartable;
-import com.android.systemui.communal.domain.interactor.CommunalInteractor;
-import com.android.systemui.communal.shared.model.CommunalScenes;
-import com.android.systemui.complication.dagger.OpenHubComplicationComponent;
-import com.android.systemui.dagger.qualifiers.Main;
-import com.android.systemui.dagger.qualifiers.SystemUser;
-import com.android.systemui.dreams.DreamOverlayStateController;
-import com.android.systemui.shared.condition.Monitor;
-import com.android.systemui.statusbar.policy.ConfigurationController;
-import com.android.systemui.util.ViewController;
-import com.android.systemui.util.condition.ConditionalCoreStartable;
-
-import javax.inject.Inject;
-import javax.inject.Named;
-
-/**
- * A dream complication that shows a chip to open the glanceable hub.
- */
-// TODO(b/339667383): delete or properly implement this once a product decision is made
-public class OpenHubComplication implements Complication {
-    private final Resources mResources;
-    private final OpenHubComplicationComponent.Factory mComponentFactory;
-
-    @Inject
-    public OpenHubComplication(
-            @Main Resources resources,
-            OpenHubComplicationComponent.Factory componentFactory) {
-        mResources = resources;
-        mComponentFactory = componentFactory;
-    }
-
-    @Override
-    public ViewHolder createView(ComplicationViewModel model) {
-        return mComponentFactory.create(mResources).getViewHolder();
-    }
-
-    @Override
-    public int getRequiredTypeAvailability() {
-        // TODO(b/339667383): create a new complication type if we decide to productionize this
-        return COMPLICATION_TYPE_NONE;
-    }
-
-    /**
-     * {@link CoreStartable} for registering the complication with SystemUI on startup.
-     */
-    public static class Registrant extends ConditionalCoreStartable {
-        private final OpenHubComplication mComplication;
-        private final DreamOverlayStateController mDreamOverlayStateController;
-
-        private boolean mOverlayActive = false;
-
-        private final DreamOverlayStateController.Callback mOverlayStateCallback =
-                new DreamOverlayStateController.Callback() {
-                    @Override
-                    public void onStateChanged() {
-                        if (mOverlayActive == mDreamOverlayStateController.isOverlayActive()) {
-                            return;
-                        }
-
-                        mOverlayActive = !mOverlayActive;
-
-                        if (mOverlayActive) {
-                            updateOpenHubComplication();
-                        }
-                    }
-                };
-
-        @Inject
-        public Registrant(OpenHubComplication complication,
-                DreamOverlayStateController dreamOverlayStateController,
-                @SystemUser Monitor monitor) {
-            super(monitor);
-            mComplication = complication;
-            mDreamOverlayStateController = dreamOverlayStateController;
-        }
-
-        @Override
-        public void onStart() {
-            mDreamOverlayStateController.addCallback(mOverlayStateCallback);
-        }
-
-        private void updateOpenHubComplication() {
-            // TODO(b/339667383): don't show the complication if glanceable hub is disabled
-//            if (Flags.glanceableHubShortcutButton()) {
-//                mDreamOverlayStateController.addComplication(mComplication);
-//            } else {
-//                mDreamOverlayStateController.removeComplication(mComplication);
-//            }
-        }
-    }
-
-    /**
-     * Contains values/logic associated with the dream complication view.
-     */
-    public static class OpenHubChipViewHolder implements ViewHolder {
-        private final ImageView mView;
-        private final ComplicationLayoutParams mLayoutParams;
-        private final OpenHubChipViewController mViewController;
-
-        @Inject
-        OpenHubChipViewHolder(
-                OpenHubChipViewController dreamOpenHubChipViewController,
-                @Named(OPEN_HUB_CHIP_VIEW) ImageView view,
-                @Named(OPEN_HUB_CHIP_LAYOUT_PARAMS) ComplicationLayoutParams layoutParams
-        ) {
-            mView = view;
-            mLayoutParams = layoutParams;
-            mViewController = dreamOpenHubChipViewController;
-            mViewController.init();
-        }
-
-        @Override
-        public ImageView getView() {
-            return mView;
-        }
-
-        @Override
-        public ComplicationLayoutParams getLayoutParams() {
-            return mLayoutParams;
-        }
-    }
-
-    /**
-     * Controls behavior of the dream complication.
-     */
-    static class OpenHubChipViewController extends ViewController<ImageView> {
-        private static final String TAG = "OpenHubCtrl";
-        private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
-
-        private final Context mContext;
-        private final ConfigurationController mConfigurationController;
-
-        private final ConfigurationController.ConfigurationListener mConfigurationListener =
-                new ConfigurationController.ConfigurationListener() {
-                    @Override
-                    public void onUiModeChanged() {
-                        reloadResources();
-                    }
-                };
-        private final CommunalInteractor mCommunalInteractor;
-
-        @Inject
-        OpenHubChipViewController(
-                @Named(OPEN_HUB_CHIP_VIEW) ImageView view,
-                Context context,
-                ConfigurationController configurationController,
-                CommunalInteractor communalInteractor) {
-            super(view);
-
-            mContext = context;
-            mConfigurationController = configurationController;
-            mCommunalInteractor = communalInteractor;
-        }
-
-        @Override
-        protected void onViewAttached() {
-            reloadResources();
-            mView.setOnClickListener(this::onClickOpenHub);
-            mConfigurationController.addCallback(mConfigurationListener);
-        }
-
-        @Override
-        protected void onViewDetached() {
-            mConfigurationController.removeCallback(mConfigurationListener);
-        }
-
-        private void reloadResources() {
-            mView.setImageTintList(Utils.getColorAttr(mContext, android.R.attr.textColorPrimary));
-            final Drawable background = mView.getBackground();
-            if (background != null) {
-                background.setTintList(
-                        Utils.getColorAttr(mContext, com.android.internal.R.attr.colorSurface));
-            }
-        }
-
-        private void onClickOpenHub(View v) {
-            if (DEBUG) Log.d(TAG, "open hub complication tapped");
-
-            mCommunalInteractor.changeScene(CommunalScenes.Communal, null);
-        }
-    }
-}
diff --git a/packages/SystemUI/src/com/android/systemui/complication/dagger/OpenHubComplicationComponent.java b/packages/SystemUI/src/com/android/systemui/complication/dagger/OpenHubComplicationComponent.java
deleted file mode 100644
index 501601e..0000000
--- a/packages/SystemUI/src/com/android/systemui/complication/dagger/OpenHubComplicationComponent.java
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.systemui.complication.dagger;
-
-import static java.lang.annotation.RetentionPolicy.RUNTIME;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.graphics.drawable.Drawable;
-import android.view.LayoutInflater;
-import android.widget.ImageView;
-
-import com.android.systemui.complication.OpenHubComplication;
-import com.android.systemui.res.R;
-import com.android.systemui.shared.shadow.DoubleShadowIconDrawable;
-import com.android.systemui.shared.shadow.DoubleShadowTextHelper;
-
-import dagger.BindsInstance;
-import dagger.Module;
-import dagger.Provides;
-import dagger.Subcomponent;
-
-import java.lang.annotation.Documented;
-import java.lang.annotation.Retention;
-
-import javax.inject.Named;
-import javax.inject.Scope;
-
-/**
- * Responsible for generating dependencies for the {@link OpenHubComplication}.
- */
-@Subcomponent(modules = OpenHubComplicationComponent.OpenHubModule.class)
-@OpenHubComplicationComponent.OpenHubComplicationScope
-public interface OpenHubComplicationComponent {
-    /**
-     * Creates a view holder for the open hub complication.
-     */
-    OpenHubComplication.OpenHubChipViewHolder getViewHolder();
-
-    /**
-     * Scope of the open hub complication.
-     */
-    @Documented
-    @Retention(RUNTIME)
-    @Scope
-    @interface OpenHubComplicationScope {
-    }
-
-    /**
-     * Factory that generates a {@link OpenHubComplicationComponent}.
-     */
-    @Subcomponent.Factory
-    interface Factory {
-        /**
-         * Creates an instance of {@link OpenHubComplicationComponent}.
-         */
-        OpenHubComplicationComponent create(@BindsInstance Resources resources);
-    }
-
-    /**
-     * Scoped injected values for the {@link OpenHubComplicationComponent}.
-     */
-    @Module
-    interface OpenHubModule {
-        String OPEN_HUB_CHIP_VIEW = "open_hub_chip_view";
-        String OPEN_HUB_BACKGROUND_DRAWABLE = "open_hub_background_drawable";
-
-        /**
-         * Provides the dream open hub chip view.
-         */
-        @Provides
-        @OpenHubComplicationScope
-        @Named(OPEN_HUB_CHIP_VIEW)
-        static ImageView provideOpenHubChipView(
-                LayoutInflater layoutInflater,
-                @Named(OPEN_HUB_BACKGROUND_DRAWABLE) Drawable backgroundDrawable) {
-            final ImageView chip =
-                    (ImageView) layoutInflater.inflate(R.layout.dream_overlay_open_hub_chip,
-                            null, false);
-            chip.setBackground(backgroundDrawable);
-
-            return chip;
-        }
-
-        /**
-         * Provides the background drawable for the open hub chip.
-         */
-        @Provides
-        @OpenHubComplicationScope
-        @Named(OPEN_HUB_BACKGROUND_DRAWABLE)
-        static Drawable providesOpenHubBackground(Context context, Resources resources) {
-            return new DoubleShadowIconDrawable(createShadowInfo(
-                    resources,
-                    R.dimen.dream_overlay_bottom_affordance_key_text_shadow_radius,
-                    R.dimen.dream_overlay_bottom_affordance_key_text_shadow_dx,
-                    R.dimen.dream_overlay_bottom_affordance_key_text_shadow_dy,
-                    R.dimen.dream_overlay_bottom_affordance_key_shadow_alpha
-            ),
-                    createShadowInfo(
-                            resources,
-                            R.dimen.dream_overlay_bottom_affordance_ambient_text_shadow_radius,
-                            R.dimen.dream_overlay_bottom_affordance_ambient_text_shadow_dx,
-                            R.dimen.dream_overlay_bottom_affordance_ambient_text_shadow_dy,
-                            R.dimen.dream_overlay_bottom_affordance_ambient_shadow_alpha
-                    ),
-                    resources.getDrawable(R.drawable.dream_overlay_bottom_affordance_bg),
-                    resources.getDimensionPixelOffset(
-                            R.dimen.dream_overlay_bottom_affordance_width),
-                    resources.getDimensionPixelSize(R.dimen.dream_overlay_bottom_affordance_inset)
-            );
-        }
-
-        private static DoubleShadowTextHelper.ShadowInfo createShadowInfo(Resources resources,
-                int blurId, int offsetXId, int offsetYId, int alphaId) {
-
-            return new DoubleShadowTextHelper.ShadowInfo(
-                    resources.getDimension(blurId),
-                    resources.getDimension(offsetXId),
-                    resources.getDimension(offsetYId),
-                    resources.getFloat(alphaId)
-            );
-        }
-    }
-}
diff --git a/packages/SystemUI/src/com/android/systemui/complication/dagger/RegisteredComplicationsModule.java b/packages/SystemUI/src/com/android/systemui/complication/dagger/RegisteredComplicationsModule.java
index edb5ff7..6f1b098 100644
--- a/packages/SystemUI/src/com/android/systemui/complication/dagger/RegisteredComplicationsModule.java
+++ b/packages/SystemUI/src/com/android/systemui/complication/dagger/RegisteredComplicationsModule.java
@@ -25,7 +25,6 @@
 import com.android.systemui.flags.FeatureFlags;
 import com.android.systemui.flags.Flags;
 import com.android.systemui.res.R;
-import com.android.systemui.util.settings.SystemSettings;
 
 import dagger.Module;
 import dagger.Provides;
@@ -40,7 +39,6 @@
         subcomponents = {
                 DreamClockTimeComplicationComponent.class,
                 DreamHomeControlsComplicationComponent.class,
-                OpenHubComplicationComponent.class,
                 DreamMediaEntryComplicationComponent.class
         })
 public interface RegisteredComplicationsModule {
@@ -48,8 +46,6 @@
     String DREAM_SMARTSPACE_LAYOUT_PARAMS = "smartspace_layout_params";
     String DREAM_HOME_CONTROLS_CHIP_LAYOUT_PARAMS = "home_controls_chip_layout_params";
     String DREAM_MEDIA_ENTRY_LAYOUT_PARAMS = "media_entry_layout_params";
-    String OPEN_HUB_CHIP_LAYOUT_PARAMS = "open_hub_chip_layout_params";
-    String OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS = "open_hub_chip_replace_home_controls";
 
     int DREAM_CLOCK_TIME_COMPLICATION_WEIGHT = 1;
     int DREAM_CLOCK_TIME_COMPLICATION_WEIGHT_NO_SMARTSPACE = 2;
@@ -113,26 +109,6 @@
     }
 
     /**
-     * Provides layout parameters for the open hub complication.
-     */
-    @Provides
-    @Named(OPEN_HUB_CHIP_LAYOUT_PARAMS)
-    static ComplicationLayoutParams provideOpenHubLayoutParams(
-            @Named(OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS) boolean replaceHomeControls) {
-        int position = ComplicationLayoutParams.POSITION_BOTTOM | (replaceHomeControls
-                ? ComplicationLayoutParams.POSITION_START
-                : ComplicationLayoutParams.POSITION_END);
-        int direction = replaceHomeControls ? ComplicationLayoutParams.DIRECTION_END
-                : ComplicationLayoutParams.DIRECTION_START;
-        return new ComplicationLayoutParams(
-                ViewGroup.LayoutParams.WRAP_CONTENT,
-                ViewGroup.LayoutParams.WRAP_CONTENT,
-                position,
-                direction,
-                DREAM_HOME_CONTROLS_CHIP_COMPLICATION_WEIGHT);
-    }
-
-    /**
      * Provides layout parameters for the smartspace complication.
      */
     @Provides
@@ -148,14 +124,4 @@
                 res.getDimensionPixelSize(R.dimen.dream_overlay_complication_smartspace_padding),
                 res.getDimensionPixelSize(R.dimen.dream_overlay_complication_smartspace_max_width));
     }
-
-    /**
-     * If true, the home controls chip should not be shown and the open hub chip should be shown in
-     * its place.
-     */
-    @Provides
-    @Named(OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS)
-    static boolean providesOpenHubChipReplaceHomeControls(SystemSettings systemSettings) {
-        return systemSettings.getBool(OPEN_HUB_CHIP_REPLACE_HOME_CONTROLS, false);
-    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialogLite.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialogLite.java
index 1e4fb4f..c1de381 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialogLite.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialogLite.java
@@ -51,10 +51,14 @@
 import android.database.ContentObserver;
 import android.graphics.Color;
 import android.graphics.drawable.Drawable;
+import android.hardware.biometrics.BiometricManager;
+import android.hardware.biometrics.BiometricPrompt;
+import android.hardware.biometrics.Flags;
 import android.media.AudioManager;
 import android.os.Binder;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.CancellationSignal;
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.Message;
@@ -857,6 +861,29 @@
             if (ActivityManager.isUserAMonkey()) {
                 return;
             }
+            if (Flags.mandatoryBiometrics()
+                    && requestBiometricAuthenticationForMandatoryBiometrics()) {
+                launchBiometricPromptForMandatoryBiometrics(
+                        new BiometricPrompt.AuthenticationCallback() {
+                            @Override
+                            public void onAuthenticationError(int errorCode,
+                                    CharSequence errString) {
+                                super.onAuthenticationError(errorCode, errString);
+                            }
+
+                            @Override
+                            public void onAuthenticationSucceeded(
+                                    BiometricPrompt.AuthenticationResult result) {
+                                super.onAuthenticationSucceeded(result);
+                                shutDown();
+                            }
+                        });
+            } else {
+                shutDown();
+            }
+        }
+
+        private void shutDown() {
             mUiEventLogger.log(GlobalActionsEvent.GA_SHUTDOWN_PRESS);
             // shutdown by making sure radio and power are handled accordingly.
             mWindowManagerFuncs.shutdown();
@@ -2261,6 +2288,35 @@
     }
 
     @VisibleForTesting
+    void launchBiometricPromptForMandatoryBiometrics(
+            BiometricPrompt.AuthenticationCallback authenticationCallback) {
+        final CancellationSignal cancellationSignal = new CancellationSignal();
+        final BiometricPrompt biometricPrompt = new BiometricPrompt.Builder(mContext)
+                .setAllowedAuthenticators(BiometricManager.Authenticators.MANDATORY_BIOMETRICS)
+                .setUseDefaultTitle()
+                .setDescription(mContext.getString(
+                        R.string.identity_check_biometric_prompt_description))
+                .setNegativeButton(mContext.getString(R.string.cancel), mContext.getMainExecutor(),
+                        (dialog, which) -> cancellationSignal.cancel())
+                .setAllowBackgroundAuthentication(true)
+                .build();
+        biometricPrompt.authenticate(cancellationSignal, mContext.getMainExecutor(),
+                authenticationCallback);
+    }
+
+    private boolean requestBiometricAuthenticationForMandatoryBiometrics() {
+        final BiometricManager biometricManager =
+                (BiometricManager) mContext.getSystemService(Context.BIOMETRIC_SERVICE);
+        if (biometricManager == null) {
+            Log.e(TAG, "Biometric Manager is null.");
+            return false;
+        }
+        final int status = biometricManager.canAuthenticate(
+                BiometricManager.Authenticators.MANDATORY_BIOMETRICS);
+        return status == BiometricManager.BIOMETRIC_SUCCESS;
+    }
+
+    @VisibleForTesting
     static class ActionsDialogLite extends SystemUIDialog implements DialogInterface,
             ColorExtractor.OnColorsChangedListener {
 
diff --git a/packages/SystemUI/src/com/android/systemui/haptics/qs/QSLongPressEffect.kt b/packages/SystemUI/src/com/android/systemui/haptics/qs/QSLongPressEffect.kt
index 7b5139a..6cbe29e 100644
--- a/packages/SystemUI/src/com/android/systemui/haptics/qs/QSLongPressEffect.kt
+++ b/packages/SystemUI/src/com/android/systemui/haptics/qs/QSLongPressEffect.kt
@@ -160,7 +160,7 @@
     }
 
     fun onTileClick(): Boolean {
-        if (state == State.TIMEOUT_WAIT) {
+        if (state == State.TIMEOUT_WAIT || state == State.IDLE) {
             setState(State.IDLE)
             qsTile?.let {
                 it.click(expandable)
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepository.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepository.kt
index 04bde26..c00bd6f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepository.kt
@@ -16,11 +16,23 @@
 
 package com.android.systemui.keyboard.shortcut.data.repository
 
+import android.view.KeyEvent
+import android.view.KeyboardShortcutGroup
+import android.view.KeyboardShortcutInfo
+import android.view.WindowManager
+import android.view.WindowManager.KeyboardShortcutsReceiver
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.keyboard.shortcut.data.source.MultitaskingShortcutsSource
 import com.android.systemui.keyboard.shortcut.data.source.SystemShortcutsSource
+import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCommand
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutHelperState.Active
+import com.android.systemui.keyboard.shortcut.shared.model.shortcutCategory
 import javax.inject.Inject
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.suspendCancellableCoroutine
 
 @SysUISingleton
 class ShortcutHelperCategoriesRepository
@@ -28,11 +40,77 @@
 constructor(
     private val systemShortcutsSource: SystemShortcutsSource,
     private val multitaskingShortcutsSource: MultitaskingShortcutsSource,
+    private val windowManager: WindowManager,
+    shortcutHelperStateRepository: ShortcutHelperStateRepository
 ) {
 
-    fun systemShortcutsCategory(): ShortcutCategory =
-        systemShortcutsSource.systemShortcutsCategory()
+    val systemShortcutsCategory =
+        shortcutHelperStateRepository.state.map {
+            if (it is Active) systemShortcutsSource.systemShortcutsCategory() else null
+        }
 
-    fun multitaskingShortcutsCategory(): ShortcutCategory =
-        multitaskingShortcutsSource.multitaskingShortcutCategory()
+    val multitaskingShortcutsCategory =
+        shortcutHelperStateRepository.state.map {
+            if (it is Active) multitaskingShortcutsSource.multitaskingShortcutCategory() else null
+        }
+
+    val imeShortcutsCategory =
+        shortcutHelperStateRepository.state.map {
+            if (it is Active) retrieveImeShortcuts(it.deviceId) else null
+        }
+
+    private suspend fun retrieveImeShortcuts(deviceId: Int): ShortcutCategory {
+        return suspendCancellableCoroutine { continuation ->
+            val shortcutsReceiver = KeyboardShortcutsReceiver { shortcutGroups ->
+                continuation.resumeWith(Result.success(toShortcutCategory(shortcutGroups)))
+            }
+            windowManager.requestImeKeyboardShortcuts(shortcutsReceiver, deviceId)
+        }
+    }
+
+    private fun toShortcutCategory(shortcutGroups: List<KeyboardShortcutGroup>) =
+        shortcutCategory(ShortcutCategoryType.IME) {
+            shortcutGroups.map { shortcutGroup ->
+                subCategory(shortcutGroup.label.toString(), toShortcuts(shortcutGroup.items))
+            }
+        }
+
+    private fun toShortcuts(infoList: List<KeyboardShortcutInfo>) =
+        infoList.mapNotNull { toShortcut(it) }
+
+    private fun toShortcut(shortcutInfo: KeyboardShortcutInfo): Shortcut? {
+        val shortcutCommand = toShortcutCommand(shortcutInfo)
+        return if (shortcutCommand == null) null
+        else Shortcut(label = shortcutInfo.label!!.toString(), commands = listOf(shortcutCommand))
+    }
+
+    private fun toShortcutCommand(info: KeyboardShortcutInfo): ShortcutCommand? {
+        val keyCodes = mutableListOf<Int>()
+        var remainingModifiers = info.modifiers
+        SUPPORTED_MODIFIERS.forEach { supportedModifier ->
+            if ((supportedModifier and remainingModifiers) != 0) {
+                keyCodes += supportedModifier
+                // "Remove" the modifier from the remaining modifiers
+                remainingModifiers = remainingModifiers and supportedModifier.inv()
+            }
+        }
+        if (remainingModifiers != 0) {
+            // There is a remaining modifier we don't support
+            return null
+        }
+        keyCodes += info.keycode
+        return ShortcutCommand(keyCodes)
+    }
+
+    companion object {
+        private val SUPPORTED_MODIFIERS =
+            listOf(
+                KeyEvent.META_META_ON,
+                KeyEvent.META_CTRL_ON,
+                KeyEvent.META_ALT_ON,
+                KeyEvent.META_SHIFT_ON,
+                KeyEvent.META_SYM_ON,
+                KeyEvent.META_FUNCTION_ON
+            )
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
index 883407c..57d4b4a 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractor.kt
@@ -18,30 +18,56 @@
 
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperCategoriesRepository
-import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperStateRepository
+import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
 import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
-import com.android.systemui.keyboard.shortcut.shared.model.ShortcutHelperState
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutSubCategory
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.map
 
 @SysUISingleton
 class ShortcutHelperCategoriesInteractor
 @Inject
 constructor(
-    stateRepository: ShortcutHelperStateRepository,
     categoriesRepository: ShortcutHelperCategoriesRepository,
 ) {
 
+    private val systemsShortcutCategory = categoriesRepository.systemShortcutsCategory
+    private val multitaskingShortcutsCategory = categoriesRepository.multitaskingShortcutsCategory
+    private val imeShortcutsCategory =
+        categoriesRepository.imeShortcutsCategory.map { groupSubCategoriesInCategory(it) }
+
     val shortcutCategories: Flow<List<ShortcutCategory>> =
-        stateRepository.state.map { state ->
-            when (state) {
-                is ShortcutHelperState.Active ->
-                    listOf(
-                        categoriesRepository.systemShortcutsCategory(),
-                        categoriesRepository.multitaskingShortcutsCategory()
-                    )
-                is ShortcutHelperState.Inactive -> emptyList()
-            }
+        combine(systemsShortcutCategory, multitaskingShortcutsCategory, imeShortcutsCategory) {
+            shortcutCategories ->
+            shortcutCategories.filterNotNull()
         }
+
+    private fun groupSubCategoriesInCategory(
+        shortcutCategory: ShortcutCategory?
+    ): ShortcutCategory? {
+        if (shortcutCategory == null) {
+            return null
+        }
+        val subCategoriesWithGroupedShortcuts =
+            shortcutCategory.subCategories.map {
+                ShortcutSubCategory(
+                    label = it.label,
+                    shortcuts = groupShortcutsInSubcategory(it.shortcuts)
+                )
+            }
+        return ShortcutCategory(
+            type = shortcutCategory.type,
+            subCategories = subCategoriesWithGroupedShortcuts
+        )
+    }
+
+    private fun groupShortcutsInSubcategory(shortcuts: List<Shortcut>) =
+        shortcuts
+            .groupBy { it.label }
+            .entries
+            .map { (commonLabel, groupedShortcuts) ->
+                Shortcut(label = commonLabel, commands = groupedShortcuts.flatMap { it.commands })
+            }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperStateInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperStateInteractor.kt
index 3d707f7..299628e 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperStateInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperStateInteractor.kt
@@ -26,6 +26,7 @@
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 
 @SysUISingleton
@@ -38,7 +39,7 @@
     private val repository: ShortcutHelperStateRepository
 ) {
 
-    val state: Flow<ShortcutHelperState> = repository.state
+    val state: Flow<ShortcutHelperState> = repository.state.asStateFlow()
 
     fun onViewClosed() {
         repository.hide()
diff --git a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/ShortcutCategory.kt b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/ShortcutCategory.kt
index c5e8d2c..3ac7fa8 100644
--- a/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/ShortcutCategory.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyboard/shortcut/shared/model/ShortcutCategory.kt
@@ -19,6 +19,7 @@
 enum class ShortcutCategoryType {
     SYSTEM,
     MULTI_TASKING,
+    IME
 }
 
 data class ShortcutCategory(
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
index a7e2633..5f6fe1c 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
@@ -105,6 +105,13 @@
 const val UNLOCK_ANIMATION_DURATION_MS = 167L
 
 /**
+ * If there are two different wallpapers on home and lock screen, duration and delay of the lock
+ * wallpaper fade out.
+ */
+const val LOCK_WALLPAPER_FADE_OUT_DURATION = 140L
+const val LOCK_WALLPAPER_FADE_OUT_START_DELAY = 0L
+
+/**
  * How long the in-window launcher icon animation takes. This is used if the launcher is underneath
  * the lock screen and supports in-window animations.
  *
@@ -115,23 +122,24 @@
 
 /**
  * How long to wait for the shade to get out of the way before starting the canned unlock animation.
+ * If there are two different wallpapers on home and lock screen, this is also the duration and
+ * delay of the home wallpaper fade in.
  */
 const val LEGACY_CANNED_UNLOCK_START_DELAY = 100L
-const val CANNED_UNLOCK_START_DELAY = 67L
+const val CANNED_UNLOCK_START_DELAY = 25L
 
 /**
  * Duration for the alpha animation on the surface behind. This plays to fade in the surface during
  * a swipe to unlock (and to fade it back out if the swipe is cancelled).
  */
-const val LEGACY_SURFACE_BEHIND_SWIPE_FADE_DURATION_MS = 175L
-const val SURFACE_BEHIND_FADE_OUT_DURATION_MS = 83L
+const val SURFACE_BEHIND_SWIPE_FADE_DURATION_MS = 175L
 
 /**
  * Start delay for the surface behind animation, used so that the lockscreen can get out of the way
  * before the surface begins appearing.
  */
 const val LEGACY_UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS = 75L
-const val SURFACE_BEHIND_FADE_OUT_START_DELAY_MS = 0L
+const val UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS = 67L
 
 /**
  * Initiates, controls, and ends the keyguard unlock animation.
@@ -268,7 +276,8 @@
     @VisibleForTesting
     var surfaceTransactionApplier: SyncRtSurfaceTransactionApplier? = null
     private var surfaceBehindRemoteAnimationTargets: Array<RemoteAnimationTarget>? = null
-    private var wallpaperTargets: Array<RemoteAnimationTarget>? = null
+    private var openingWallpaperTargets: Array<RemoteAnimationTarget>? = null
+    private var closingWallpaperTargets: Array<RemoteAnimationTarget>? = null
     private var surfaceBehindRemoteAnimationStartTime: Long = 0
 
     /**
@@ -286,6 +295,8 @@
 
     var wallpaperCannedUnlockAnimator = ValueAnimator.ofFloat(0f, 1f)
 
+    var wallpaperFadeOutUnlockAnimator = ValueAnimator.ofFloat(1f, 0f)
+
     /**
      * Matrix applied to [surfaceBehindRemoteAnimationTarget], which is the surface of the
      * app/launcher behind the keyguard.
@@ -335,7 +346,7 @@
 
     init {
         with(surfaceBehindAlphaAnimator) {
-            duration = surfaceBehindFadeOutDurationMs()
+            duration = SURFACE_BEHIND_SWIPE_FADE_DURATION_MS
             interpolator = Interpolators.LINEAR
             addUpdateListener { valueAnimator: ValueAnimator ->
                 surfaceBehindAlpha = valueAnimator.animatedValue as Float
@@ -351,7 +362,8 @@
                     if (surfaceBehindAlpha == 0f) {
                         Log.d(TAG, "surfaceBehindAlphaAnimator#onAnimationEnd")
                         surfaceBehindRemoteAnimationTargets = null
-                        wallpaperTargets = null
+                        openingWallpaperTargets = null
+                        closingWallpaperTargets = null
                         keyguardViewMediator.get().finishSurfaceBehindRemoteAnimation(
                             false /* cancelled */)
                     } else {
@@ -367,8 +379,10 @@
                     else LAUNCHER_ICONS_ANIMATION_DURATION_MS
             interpolator = if (fasterUnlockTransition()) Interpolators.LINEAR
                     else Interpolators.ALPHA_OUT
+            if (fasterUnlockTransition()) startDelay = CANNED_UNLOCK_START_DELAY
             addUpdateListener { valueAnimator: ValueAnimator ->
-                setWallpaperAppearAmount(valueAnimator.animatedValue as Float)
+                setWallpaperAppearAmount(
+                        valueAnimator.animatedValue as Float, openingWallpaperTargets)
             }
             addListener(object : AnimatorListenerAdapter() {
                 override fun onAnimationEnd(animation: Animator) {
@@ -379,6 +393,18 @@
             })
         }
 
+        if (fasterUnlockTransition()) {
+            with(wallpaperFadeOutUnlockAnimator) {
+                duration = LOCK_WALLPAPER_FADE_OUT_DURATION
+                startDelay = LOCK_WALLPAPER_FADE_OUT_START_DELAY
+                interpolator = Interpolators.LINEAR
+                addUpdateListener { valueAnimator: ValueAnimator ->
+                    setWallpaperAppearAmount(
+                            valueAnimator.animatedValue as Float, closingWallpaperTargets)
+                }
+            }
+        }
+
         with(surfaceBehindEntryAnimator) {
             duration = unlockAnimationDurationMs()
             startDelay = surfaceBehindFadeOutStartDelayMs()
@@ -546,7 +572,8 @@
      */
     fun notifyStartSurfaceBehindRemoteAnimation(
         targets: Array<RemoteAnimationTarget>,
-        wallpapers: Array<RemoteAnimationTarget>,
+        openingWallpapers: Array<RemoteAnimationTarget>,
+        closingWallpapers: Array<RemoteAnimationTarget>,
         startTime: Long,
         requestedShowSurfaceBehindKeyguard: Boolean
     ) {
@@ -556,7 +583,8 @@
         }
 
         surfaceBehindRemoteAnimationTargets = targets
-        wallpaperTargets = wallpapers
+        openingWallpaperTargets = openingWallpapers
+        closingWallpaperTargets = closingWallpapers
         surfaceBehindRemoteAnimationStartTime = startTime
 
         // If we specifically requested that the surface behind be made visible (vs. it being made
@@ -720,8 +748,9 @@
                 return@postDelayed
             }
 
-            if ((wallpaperTargets?.isNotEmpty() == true)) {
+            if ((openingWallpaperTargets?.isNotEmpty() == true)) {
                 fadeInWallpaper()
+                if (fasterUnlockTransition()) fadeOutWallpaper()
                 hideKeyguardViewAfterRemoteAnimation()
             } else {
                 keyguardViewMediator.get().exitKeyguardAndFinishSurfaceBehindRemoteAnimation(
@@ -855,7 +884,8 @@
     /**
      * Scales in and translates up the surface behind the keyguard. This is used during unlock
      * animations and swipe gestures to animate the surface's entry (and exit, if the swipe is
-     * cancelled).
+     * cancelled). When called with [wallpapers]=true, if there are different home and lock screen
+     * wallpapers, this transitions between the two wallpapers
      */
     fun setSurfaceBehindAppearAmount(amount: Float, wallpapers: Boolean = true) {
         val animationAlpha = when {
@@ -923,13 +953,27 @@
         }
 
         if (wallpapers) {
-            setWallpaperAppearAmount(amount)
+            if (!fasterUnlockTransition()) setWallpaperAppearAmount(amount, openingWallpaperTargets)
+            else {
+                // Use the amount to compute the fadeInAmount and fadeOutAmount of the home and lock
+                // screen wallpapers to manually imitate the canned unlock animation.
+                val total = (UNLOCK_ANIMATION_DURATION_MS + CANNED_UNLOCK_START_DELAY).toFloat()
+                val fadeInStart = CANNED_UNLOCK_START_DELAY / total
+                val fadeInAmount = maxOf(0f, (amount - fadeInStart) / (1f - fadeInStart))
+
+                val fadeOutStart = LOCK_WALLPAPER_FADE_OUT_START_DELAY / total
+                val fadeOutEnd = fadeOutStart + LOCK_WALLPAPER_FADE_OUT_DURATION / total
+                val fadeOutAmount = ((amount - fadeOutStart) / (fadeOutEnd - fadeOutStart))
+                        .coerceIn(0f, 1f)
+
+                setWallpaperAppearAmount(fadeInAmount, openingWallpaperTargets)
+                setWallpaperAppearAmount(1 - fadeOutAmount, closingWallpaperTargets)
+            }
         }
     }
 
-    fun setWallpaperAppearAmount(amount: Float) {
+    fun setWallpaperAppearAmount(amount: Float, wallpaperTargets: Array<RemoteAnimationTarget>?) {
         val animationAlpha = amount
-
         wallpaperTargets?.forEach { wallpaper ->
             // SyncRtSurfaceTransactionApplier cannot apply transaction when the target view is
             // unable to draw
@@ -991,7 +1035,8 @@
 
         // That target is no longer valid since the animation finished, null it out.
         surfaceBehindRemoteAnimationTargets = null
-        wallpaperTargets = null
+        openingWallpaperTargets = null
+        if (fasterUnlockTransition()) closingWallpaperTargets = null
 
         playingCannedUnlockAnimation = false
         dismissAmountThresholdsReached = false
@@ -1035,6 +1080,12 @@
         wallpaperCannedUnlockAnimator.start()
     }
 
+    private fun fadeOutWallpaper() {
+        Log.d(TAG, "fadeOutWallpaper")
+        wallpaperFadeOutUnlockAnimator.cancel()
+        wallpaperFadeOutUnlockAnimator.start()
+    }
+
     private fun fadeOutSurfaceBehind() {
         Log.d(TAG, "fadeOutSurfaceBehind")
         surfaceBehindAlphaAnimator.cancel()
@@ -1165,17 +1216,8 @@
      * Temporary method for b/298186160
      * TODO (b/298186160) replace references with the constant itself when flag is removed
      */
-    private fun surfaceBehindFadeOutDurationMs(): Long {
-        return if (fasterUnlockTransition()) SURFACE_BEHIND_FADE_OUT_DURATION_MS
-                else LEGACY_SURFACE_BEHIND_SWIPE_FADE_DURATION_MS
-    }
-
-    /**
-     * Temporary method for b/298186160
-     * TODO (b/298186160) replace references with the constant itself when flag is removed
-     */
     private fun surfaceBehindFadeOutStartDelayMs(): Long {
-        return if (fasterUnlockTransition()) SURFACE_BEHIND_FADE_OUT_START_DELAY_MS
+        return if (fasterUnlockTransition()) UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS
                 else LEGACY_UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 36b7ed2..73347ad 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -3143,9 +3143,13 @@
                         w -> w.mode == RemoteAnimationTarget.MODE_OPENING).toArray(
                         RemoteAnimationTarget[]::new);
 
+                RemoteAnimationTarget[] closingWallpapers = Arrays.stream(wallpapers).filter(
+                        w -> w.mode == RemoteAnimationTarget.MODE_CLOSING).toArray(
+                        RemoteAnimationTarget[]::new);
+
                 mKeyguardUnlockAnimationControllerLazy.get()
                         .notifyStartSurfaceBehindRemoteAnimation(
-                                openingApps, openingWallpapers, startTime,
+                                openingApps, openingWallpapers, closingWallpapers, startTime,
                                 mSurfaceBehindRemoteAnimationRequested);
             } else {
                 mInteractionJankMonitor.begin(
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/BuiltInKeyguardQuickAffordanceKeys.kt b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/BuiltInKeyguardQuickAffordanceKeys.kt
index 0863cd7..80675d3 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/BuiltInKeyguardQuickAffordanceKeys.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/BuiltInKeyguardQuickAffordanceKeys.kt
@@ -28,8 +28,6 @@
     const val CREATE_NOTE = "create_note"
     const val DO_NOT_DISTURB = "do_not_disturb"
     const val FLASHLIGHT = "flashlight"
-    // TODO(b/339667383): delete or properly implement this once a product decision is made
-    const val GLANCEABLE_HUB = "glanceable_hub"
     const val HOME_CONTROLS = "home"
     const val MUTE = "mute"
     const val QR_CODE_SCANNER = "qr_code_scanner"
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/GlanceableHubQuickAffordanceConfig.kt b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/GlanceableHubQuickAffordanceConfig.kt
deleted file mode 100644
index 5d54126..0000000
--- a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/GlanceableHubQuickAffordanceConfig.kt
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2024 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.systemui.keyguard.data.quickaffordance
-
-import com.android.systemui.Flags
-import com.android.systemui.animation.Expandable
-import com.android.systemui.common.shared.model.ContentDescription
-import com.android.systemui.common.shared.model.Icon
-import com.android.systemui.communal.data.repository.CommunalSceneRepository
-import com.android.systemui.communal.shared.model.CommunalScenes
-import com.android.systemui.dagger.SysUISingleton
-import com.android.systemui.res.R
-import javax.inject.Inject
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.flowOf
-
-/** Shortcut that opens the glanceable hub. */
-// TODO(b/339667383): delete or properly implement this once a product decision is made
-@SysUISingleton
-class GlanceableHubQuickAffordanceConfig
-@Inject
-constructor(
-    private val communalRepository: CommunalSceneRepository,
-) : KeyguardQuickAffordanceConfig {
-
-    override val key: String = BuiltInKeyguardQuickAffordanceKeys.GLANCEABLE_HUB
-
-    override fun pickerName(): String = "Glanceable hub"
-
-    override val pickerIconResourceId = R.drawable.ic_widgets
-
-    override val lockScreenState: Flow<KeyguardQuickAffordanceConfig.LockScreenState> by lazy {
-        if (Flags.glanceableHubShortcutButton()) {
-            val contentDescription = ContentDescription.Loaded(pickerName())
-            val icon = Icon.Resource(pickerIconResourceId, contentDescription)
-            flowOf(KeyguardQuickAffordanceConfig.LockScreenState.Visible(icon))
-        } else {
-            flowOf(KeyguardQuickAffordanceConfig.LockScreenState.Hidden)
-        }
-    }
-
-    override suspend fun getPickerScreenState(): KeyguardQuickAffordanceConfig.PickerScreenState {
-        return KeyguardQuickAffordanceConfig.PickerScreenState.UnavailableOnDevice
-    }
-
-    override fun onTriggered(
-        expandable: Expandable?
-    ): KeyguardQuickAffordanceConfig.OnTriggeredResult {
-        communalRepository.changeScene(CommunalScenes.Communal, null)
-        return KeyguardQuickAffordanceConfig.OnTriggeredResult.Handled
-    }
-}
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardDataQuickAffordanceModule.kt b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardDataQuickAffordanceModule.kt
index 93296f0..4556195 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardDataQuickAffordanceModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardDataQuickAffordanceModule.kt
@@ -36,7 +36,6 @@
             camera: CameraQuickAffordanceConfig,
             doNotDisturb: DoNotDisturbQuickAffordanceConfig,
             flashlight: FlashlightQuickAffordanceConfig,
-            glanceableHub: GlanceableHubQuickAffordanceConfig,
             home: HomeControlsKeyguardQuickAffordanceConfig,
             mute: MuteQuickAffordanceConfig,
             quickAccessWallet: QuickAccessWalletKeyguardQuickAffordanceConfig,
@@ -47,7 +46,6 @@
                 camera,
                 doNotDisturb,
                 flashlight,
-                glanceableHub,
                 home,
                 mute,
                 quickAccessWallet,
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManager.kt b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManager.kt
index 0748979..796374a 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManager.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/data/quickaffordance/KeyguardQuickAffordanceLocalUserSelectionManager.kt
@@ -20,7 +20,6 @@
 import android.content.Context
 import android.content.IntentFilter
 import android.content.SharedPreferences
-import com.android.systemui.Flags
 import com.android.systemui.backup.BackupHelper
 import com.android.systemui.broadcast.BroadcastDispatcher
 import com.android.systemui.common.coroutine.ChannelExt.trySendWithFailureLogging
@@ -30,7 +29,6 @@
 import com.android.systemui.res.R
 import com.android.systemui.settings.UserFileManager
 import com.android.systemui.settings.UserTracker
-import com.android.systemui.util.settings.SystemSettings
 import javax.inject.Inject
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.channels.awaitClose
@@ -52,7 +50,6 @@
     @Application private val context: Context,
     private val userFileManager: UserFileManager,
     private val userTracker: UserTracker,
-    private val systemSettings: SystemSettings,
     broadcastDispatcher: BroadcastDispatcher,
 ) : KeyguardQuickAffordanceSelectionManager {
 
@@ -73,22 +70,6 @@
     }
 
     private val defaults: Map<String, List<String>> by lazy {
-        // Quick hack to allow testing out a lock screen shortcut to open the glanceable hub. This
-        // flag will not be rolled out and is only used for local testing.
-        // TODO(b/339667383): delete or properly implement this once a product decision is made
-        if (Flags.glanceableHubShortcutButton()) {
-            if (systemSettings.getBool("open_hub_chip_replace_home_controls", false)) {
-                return@lazy mapOf(
-                    "bottom_start" to listOf("glanceable_hub"),
-                    "bottom_end" to listOf("create_note")
-                )
-            } else {
-                return@lazy mapOf(
-                    "bottom_start" to listOf("home"),
-                    "bottom_end" to listOf("glanceable_hub")
-                )
-            }
-        }
         context.resources
             .getStringArray(R.array.config_keyguardQuickAffordanceDefaults)
             .associate { item ->
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardInteractor.kt
index ab1194e..4f75e6f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardInteractor.kt
@@ -51,7 +51,6 @@
 import com.android.systemui.statusbar.notification.NotificationUtils.interpolate
 import com.android.systemui.statusbar.notification.stack.domain.interactor.SharedNotificationContainerInteractor
 import com.android.systemui.util.kotlin.Utils.Companion.sample as sampleCombine
-import com.android.systemui.util.kotlin.Utils.Companion.sampleFilter
 import com.android.systemui.util.kotlin.pairwise
 import com.android.systemui.util.kotlin.sample
 import javax.inject.Inject
@@ -250,17 +249,20 @@
     val isKeyguardGoingAway: Flow<Boolean> = repository.isKeyguardGoingAway
 
     /** Keyguard can be clipped at the top as the shade is dragged */
-    val topClippingBounds: Flow<Int?> by lazy {
-        repository.topClippingBounds
-            .sampleFilter(
+    val topClippingBounds: Flow<Int?> =
+        combineTransform(
                 keyguardTransitionInteractor
                     .transitionValue(scene = Scenes.Gone, stateWithoutSceneContainer = GONE)
-                    .onStart { emit(0f) }
-            ) { goneValue ->
-                goneValue != 1f
+                    .map { it == 1f }
+                    .onStart { emit(false) }
+                    .distinctUntilChanged(),
+                repository.topClippingBounds
+            ) { isGone, topClippingBounds ->
+                if (!isGone) {
+                    emit(topClippingBounds)
+                }
             }
             .distinctUntilChanged()
-    }
 
     /** Last point that [KeyguardRootView] view was tapped */
     val lastRootViewTapPosition: Flow<Point?> = repository.lastRootViewTapPosition.asStateFlow()
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractor.kt b/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractor.kt
similarity index 93%
rename from packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractor.kt
rename to packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractor.kt
index bb6215a..7a06d2f 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/domain/interactor/KeyguardTouchHandlingInteractor.kt
@@ -32,6 +32,7 @@
 import com.android.systemui.keyguard.data.repository.KeyguardRepository
 import com.android.systemui.keyguard.shared.model.KeyguardState
 import com.android.systemui.res.R
+import com.android.systemui.shade.PulsingGestureListener
 import com.android.systemui.statusbar.policy.AccessibilityManagerWrapper
 import javax.inject.Inject
 import kotlinx.coroutines.CoroutineScope
@@ -51,10 +52,10 @@
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
 
-/** Business logic for use-cases related to the keyguard long-press feature. */
+/** Business logic for use-cases related to top-level touch handling in the lock screen. */
 @OptIn(ExperimentalCoroutinesApi::class)
 @SysUISingleton
-class KeyguardLongPressInteractor
+class KeyguardTouchHandlingInteractor
 @Inject
 constructor(
     @Application private val appContext: Context,
@@ -65,6 +66,7 @@
     private val featureFlags: FeatureFlags,
     broadcastDispatcher: BroadcastDispatcher,
     private val accessibilityManager: AccessibilityManagerWrapper,
+    private val pulsingGestureListener: PulsingGestureListener,
 ) {
     /** Whether the long-press handling feature should be enabled. */
     val isLongPressHandlingEnabled: StateFlow<Boolean> =
@@ -166,6 +168,16 @@
         _shouldOpenSettings.value = false
     }
 
+    /** Notifies that the lockscreen has been clicked at position [x], [y]. */
+    fun onClick(x: Float, y: Float) {
+        pulsingGestureListener.onSingleTapUp(x, y)
+    }
+
+    /** Notifies that the lockscreen has been double clicked. */
+    fun onDoubleClick() {
+        pulsingGestureListener.onDoubleTapEvent()
+    }
+
     private fun showSettings() {
         _shouldOpenSettings.value = true
     }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
index f2821a0..e063380 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardClockViewBinder.kt
@@ -37,6 +37,10 @@
 import com.android.systemui.lifecycle.repeatWhenAttached
 import com.android.systemui.plugins.clocks.AodClockBurnInModel
 import com.android.systemui.plugins.clocks.ClockController
+import com.android.systemui.util.ui.value
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.launch
 
 object KeyguardClockViewBinder {
@@ -99,15 +103,20 @@
 
                 launch {
                     if (!MigrateClocksToBlueprint.isEnabled) return@launch
-                    viewModel.isAodIconsVisible.collect {
-                        viewModel.currentClock.value?.let {
-                            if (
-                                viewModel.isLargeClockVisible.value && it.config.useCustomClockScene
-                            ) {
-                                blueprintInteractor.refreshBlueprint(Type.DefaultTransition)
+                    combine(
+                            viewModel.hasAodIcons,
+                            rootViewModel.isNotifIconContainerVisible.map { it.value }
+                        ) { hasIcon, isVisible ->
+                            hasIcon && isVisible
+                        }
+                        .distinctUntilChanged()
+                        .collect { _ ->
+                            viewModel.currentClock.value?.let {
+                                if (it.config.useCustomClockScene) {
+                                    blueprintInteractor.refreshBlueprint(Type.DefaultTransition)
+                                }
                             }
                         }
-                    }
                 }
 
                 launch {
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardLongPressViewBinder.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardLongPressViewBinder.kt
index 09fe067..057b4f9 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardLongPressViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardLongPressViewBinder.kt
@@ -22,7 +22,7 @@
 import androidx.lifecycle.repeatOnLifecycle
 import com.android.app.tracing.coroutines.launch
 import com.android.systemui.common.ui.view.LongPressHandlingView
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 import com.android.systemui.lifecycle.repeatWhenAttached
 import com.android.systemui.plugins.FalsingManager
 
@@ -39,7 +39,7 @@
     @JvmStatic
     fun bind(
         view: LongPressHandlingView,
-        viewModel: KeyguardLongPressViewModel,
+        viewModel: KeyguardTouchHandlingViewModel,
         onSingleTap: () -> Unit,
         falsingManager: FalsingManager,
     ) {
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSettingsViewBinder.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSettingsViewBinder.kt
index fa57565..4150ceb 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSettingsViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/binder/KeyguardSettingsViewBinder.kt
@@ -26,9 +26,9 @@
 import com.android.systemui.animation.ActivityTransitionAnimator
 import com.android.systemui.common.ui.binder.IconViewBinder
 import com.android.systemui.common.ui.binder.TextViewBinder
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardRootViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardSettingsMenuViewModel
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 import com.android.systemui.keyguard.util.WallpaperPickerIntentUtils
 import com.android.systemui.keyguard.util.WallpaperPickerIntentUtils.LAUNCH_SOURCE_KEYGUARD
 import com.android.systemui.lifecycle.repeatWhenAttached
@@ -44,7 +44,7 @@
     fun bind(
         view: View,
         viewModel: KeyguardSettingsMenuViewModel,
-        longPressViewModel: KeyguardLongPressViewModel,
+        touchHandlingViewModel: KeyguardTouchHandlingViewModel,
         rootViewModel: KeyguardRootViewModel?,
         vibratorHelper: VibratorHelper,
         activityStarter: ActivityStarter
@@ -97,7 +97,7 @@
                                 val hitRect = Rect()
                                 view.getHitRect(hitRect)
                                 if (!hitRect.contains(point.x, point.y)) {
-                                    longPressViewModel.onTouchedOutside()
+                                    touchHandlingViewModel.onTouchedOutside()
                                 }
                             }
                         }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/preview/KeyguardPreviewRenderer.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/preview/KeyguardPreviewRenderer.kt
index 777c873..4f0ac42 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/preview/KeyguardPreviewRenderer.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/preview/KeyguardPreviewRenderer.kt
@@ -197,8 +197,7 @@
                 initiallySelectedSlotId =
                     bundle.getString(
                         KeyguardPreviewConstants.KEY_INITIALLY_SELECTED_SLOT_ID,
-                    )
-                        ?: KeyguardQuickAffordanceSlots.SLOT_ID_BOTTOM_START,
+                    ) ?: KeyguardQuickAffordanceSlots.SLOT_ID_BOTTOM_START,
                 shouldHighlightSelectedAffordance = shouldHighlightSelectedAffordance,
             )
         } else {
@@ -230,8 +229,7 @@
             val previewContext =
                 display?.let {
                     ContextThemeWrapper(context.createDisplayContext(it), context.getTheme())
-                }
-                    ?: context
+                } ?: context
 
             val rootView = FrameLayout(previewContext)
 
@@ -318,8 +316,8 @@
      */
     private fun setUpSmartspace(previewContext: Context, parentView: ViewGroup) {
         if (
-            !lockscreenSmartspaceController.isEnabled() ||
-                !lockscreenSmartspaceController.isDateWeatherDecoupled()
+            !lockscreenSmartspaceController.isEnabled ||
+                !lockscreenSmartspaceController.isDateWeatherDecoupled
         ) {
             return
         }
@@ -654,6 +652,7 @@
             clockController.clock = clock
         }
     }
+
     private fun onClockChanged() {
         if (MigrateClocksToBlueprint.isEnabled) {
             return
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/ClockSection.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/ClockSection.kt
index 34a1da5..0637bba 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/ClockSection.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/ClockSection.kt
@@ -45,6 +45,7 @@
 import com.android.systemui.plugins.clocks.ClockFaceLayout
 import com.android.systemui.res.R
 import com.android.systemui.shared.R as sharedR
+import com.android.systemui.util.ui.value
 import dagger.Lazy
 import javax.inject.Inject
 
@@ -70,6 +71,7 @@
     private val rootViewModel: KeyguardRootViewModel,
 ) : KeyguardSection() {
     override fun addViews(constraintLayout: ConstraintLayout) {}
+
     override fun bindData(constraintLayout: ConstraintLayout) {
         if (!MigrateClocksToBlueprint.isEnabled) {
             return
@@ -121,35 +123,39 @@
     private fun getTargetClockFace(clock: ClockController): ClockFaceLayout =
         if (keyguardClockViewModel.isLargeClockVisible.value) clock.largeClock.layout
         else clock.smallClock.layout
+
     private fun getNonTargetClockFace(clock: ClockController): ClockFaceLayout =
         if (keyguardClockViewModel.isLargeClockVisible.value) clock.smallClock.layout
         else clock.largeClock.layout
 
     fun constrainWeatherClockDateIconsBarrier(constraints: ConstraintSet) {
         constraints.apply {
-            if (keyguardClockViewModel.isAodIconsVisible.value) {
+            createBarrier(
+                R.id.weather_clock_bc_smartspace_bottom,
+                Barrier.BOTTOM,
+                getDimen(ENHANCED_SMARTSPACE_HEIGHT),
+                (custR.id.weather_clock_time)
+            )
+            if (
+                rootViewModel.isNotifIconContainerVisible.value.value &&
+                    keyguardClockViewModel.hasAodIcons.value
+            ) {
                 createBarrier(
                     R.id.weather_clock_date_and_icons_barrier_bottom,
                     Barrier.BOTTOM,
                     0,
-                    *intArrayOf(sharedR.id.bc_smartspace_view, R.id.aod_notification_icon_container)
+                    *intArrayOf(
+                        R.id.aod_notification_icon_container,
+                        R.id.weather_clock_bc_smartspace_bottom
+                    )
                 )
             } else {
-                if (smartspaceViewModel.bcSmartspaceVisibility.value == VISIBLE) {
-                    createBarrier(
-                        R.id.weather_clock_date_and_icons_barrier_bottom,
-                        Barrier.BOTTOM,
-                        0,
-                        (sharedR.id.bc_smartspace_view)
-                    )
-                } else {
-                    createBarrier(
-                        R.id.weather_clock_date_and_icons_barrier_bottom,
-                        Barrier.BOTTOM,
-                        getDimen(ENHANCED_SMARTSPACE_HEIGHT),
-                        (R.id.lockscreen_clock_view)
-                    )
-                }
+                createBarrier(
+                    R.id.weather_clock_date_and_icons_barrier_bottom,
+                    Barrier.BOTTOM,
+                    0,
+                    *intArrayOf(R.id.weather_clock_bc_smartspace_bottom)
+                )
             }
         }
     }
@@ -198,6 +204,7 @@
     companion object {
         private const val DATE_WEATHER_VIEW_HEIGHT = "date_weather_view_height"
         private const val ENHANCED_SMARTSPACE_HEIGHT = "enhanced_smartspace_height"
+
         fun getDimen(context: Context, name: String): Int {
             val res = context.packageManager.getResourcesForApplication(context.packageName)
             val id = res.getIdentifier(name, "dimen", context.packageName)
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultSettingsPopupMenuSection.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultSettingsPopupMenuSection.kt
index 32e76d0..5cd5172 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultSettingsPopupMenuSection.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/DefaultSettingsPopupMenuSection.kt
@@ -34,9 +34,9 @@
 import com.android.systemui.keyguard.KeyguardBottomAreaRefactor
 import com.android.systemui.keyguard.shared.model.KeyguardSection
 import com.android.systemui.keyguard.ui.binder.KeyguardSettingsViewBinder
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardRootViewModel
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardSettingsMenuViewModel
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel
 import com.android.systemui.plugins.ActivityStarter
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.VibratorHelper
@@ -48,7 +48,7 @@
 constructor(
     @Main private val resources: Resources,
     private val keyguardSettingsMenuViewModel: KeyguardSettingsMenuViewModel,
-    private val keyguardLongPressViewModel: KeyguardLongPressViewModel,
+    private val keyguardTouchHandlingViewModel: KeyguardTouchHandlingViewModel,
     private val keyguardRootViewModel: KeyguardRootViewModel,
     private val vibratorHelper: VibratorHelper,
     private val activityStarter: ActivityStarter,
@@ -76,7 +76,7 @@
                 KeyguardSettingsViewBinder.bind(
                     constraintLayout.requireViewById<View>(R.id.keyguard_settings_button),
                     keyguardSettingsMenuViewModel,
-                    keyguardLongPressViewModel,
+                    keyguardTouchHandlingViewModel,
                     keyguardRootViewModel,
                     vibratorHelper,
                     activityStarter,
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/KeyguardSliceViewSection.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/KeyguardSliceViewSection.kt
index a17c5e5..b33d552 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/KeyguardSliceViewSection.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/view/layout/sections/KeyguardSliceViewSection.kt
@@ -35,7 +35,7 @@
 ) : KeyguardSection() {
     override fun addViews(constraintLayout: ConstraintLayout) {
         if (!MigrateClocksToBlueprint.isEnabled) return
-        if (smartspaceController.isEnabled()) return
+        if (smartspaceController.isEnabled) return
 
         constraintLayout.findViewById<View?>(R.id.keyguard_slice_view)?.let {
             (it.parent as ViewGroup).removeView(it)
@@ -47,7 +47,7 @@
 
     override fun applyConstraints(constraintSet: ConstraintSet) {
         if (!MigrateClocksToBlueprint.isEnabled) return
-        if (smartspaceController.isEnabled()) return
+        if (smartspaceController.isEnabled) return
 
         constraintSet.apply {
             connect(
@@ -82,7 +82,7 @@
 
     override fun removeViews(constraintLayout: ConstraintLayout) {
         if (!MigrateClocksToBlueprint.isEnabled) return
-        if (smartspaceController.isEnabled()) return
+        if (smartspaceController.isEnabled) return
 
         constraintLayout.removeView(R.id.keyguard_slice_view)
     }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModel.kt
index 3e6f8e6..6fe51ae 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModel.kt
@@ -44,7 +44,7 @@
     private val quickAffordanceInteractor: KeyguardQuickAffordanceInteractor,
     private val bottomAreaInteractor: KeyguardBottomAreaInteractor,
     private val burnInHelperWrapper: BurnInHelperWrapper,
-    private val longPressViewModel: KeyguardLongPressViewModel,
+    private val keyguardTouchHandlingViewModel: KeyguardTouchHandlingViewModel,
     val settingsMenuViewModel: KeyguardSettingsMenuViewModel,
 ) {
     data class PreviewMode(
@@ -162,7 +162,7 @@
      * the lock screen settings menu item pop-up.
      */
     fun onTouchedOutsideLockScreenSettingsMenu() {
-        longPressViewModel.onTouchedOutside()
+        keyguardTouchHandlingViewModel.onTouchedOutside()
     }
 
     private fun button(
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModel.kt
index f5c521a..573b75e 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModel.kt
@@ -31,7 +31,6 @@
 import com.android.systemui.res.R
 import com.android.systemui.shade.domain.interactor.ShadeInteractor
 import com.android.systemui.shade.shared.model.ShadeMode
-import com.android.systemui.statusbar.notification.domain.interactor.NotificationsKeyguardInteractor
 import com.android.systemui.statusbar.notification.icon.ui.viewmodel.NotificationIconContainerAlwaysOnDisplayViewModel
 import com.android.systemui.statusbar.ui.SystemBarUtilsProxy
 import javax.inject.Inject
@@ -50,7 +49,6 @@
     keyguardClockInteractor: KeyguardClockInteractor,
     @Application private val applicationScope: CoroutineScope,
     aodNotificationIconViewModel: NotificationIconContainerAlwaysOnDisplayViewModel,
-    notifsKeyguardInteractor: NotificationsKeyguardInteractor,
     @get:VisibleForTesting val shadeInteractor: ShadeInteractor,
     private val systemBarUtils: SystemBarUtilsProxy,
     configurationInteractor: ConfigurationInteractor,
@@ -90,14 +88,13 @@
                 currentClock?.let { clock ->
                     val face = if (isLargeClock) clock.largeClock else clock.smallClock
                     face.config.hasCustomWeatherDataDisplay
-                }
-                    ?: false
+                } ?: false
             }
             .stateIn(
                 scope = applicationScope,
                 started = SharingStarted.WhileSubscribed(),
-                initialValue = currentClock.value?.largeClock?.config?.hasCustomWeatherDataDisplay
-                        ?: false
+                initialValue =
+                    currentClock.value?.largeClock?.config?.hasCustomWeatherDataDisplay ?: false
             )
 
     val clockShouldBeCentered: StateFlow<Boolean> =
@@ -109,15 +106,14 @@
 
     // To translate elements below smartspace in weather clock to avoid overlapping between date
     // element in weather clock and aod icons
-    val isAodIconsVisible: StateFlow<Boolean> = combine(aodNotificationIconViewModel.icons.map {
-        it.visibleIcons.isNotEmpty()
-    }, notifsKeyguardInteractor.areNotificationsFullyHidden) { hasIcons, visible ->
-        hasIcons && visible
-    }.stateIn(
-            scope = applicationScope,
-            started = SharingStarted.WhileSubscribed(),
-            initialValue = false
-        )
+    val hasAodIcons: StateFlow<Boolean> =
+        aodNotificationIconViewModel.icons
+            .map { it.visibleIcons.isNotEmpty() }
+            .stateIn(
+                scope = applicationScope,
+                started = SharingStarted.WhileSubscribed(),
+                initialValue = false
+            )
 
     val currentClockLayout: StateFlow<ClockLayout> =
         combine(
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSettingsMenuViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSettingsMenuViewModel.kt
index 66ceded..36a342b 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSettingsMenuViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSettingsMenuViewModel.kt
@@ -17,10 +17,10 @@
 
 package com.android.systemui.keyguard.ui.viewmodel
 
-import com.android.systemui.res.R
 import com.android.systemui.common.shared.model.Icon
 import com.android.systemui.common.shared.model.Text
-import com.android.systemui.keyguard.domain.interactor.KeyguardLongPressInteractor
+import com.android.systemui.keyguard.domain.interactor.KeyguardTouchHandlingInteractor
+import com.android.systemui.res.R
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
 
@@ -28,7 +28,7 @@
 class KeyguardSettingsMenuViewModel
 @Inject
 constructor(
-    private val interactor: KeyguardLongPressInteractor,
+    private val interactor: KeyguardTouchHandlingInteractor,
 ) {
     val isVisible: Flow<Boolean> = interactor.isMenuVisible
     val shouldOpenSettings: Flow<Boolean> = interactor.shouldOpenSettings
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
index c0b1f95..e30ddc6 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardSmartspaceViewModel.kt
@@ -40,12 +40,12 @@
     smartspaceInteractor: KeyguardSmartspaceInteractor,
 ) {
     /** Whether the smartspace section is available in the build. */
-    val isSmartspaceEnabled: Boolean = smartspaceController.isEnabled()
+    val isSmartspaceEnabled: Boolean = smartspaceController.isEnabled
     /** Whether the weather area is available in the build. */
     private val isWeatherEnabled: StateFlow<Boolean> = smartspaceInteractor.isWeatherEnabled
 
     /** Whether the data and weather areas are decoupled in the build. */
-    val isDateWeatherDecoupled: Boolean = smartspaceController.isDateWeatherDecoupled()
+    val isDateWeatherDecoupled: Boolean = smartspaceController.isDateWeatherDecoupled
 
     /** Whether the date area should be visible. */
     val isDateVisible: StateFlow<Boolean> =
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardTouchHandlingViewModel.kt
similarity index 70%
rename from packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModel.kt
rename to packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardTouchHandlingViewModel.kt
index c73931a..f1cbf25 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardTouchHandlingViewModel.kt
@@ -18,16 +18,16 @@
 package com.android.systemui.keyguard.ui.viewmodel
 
 import com.android.systemui.dagger.SysUISingleton
-import com.android.systemui.keyguard.domain.interactor.KeyguardLongPressInteractor
+import com.android.systemui.keyguard.domain.interactor.KeyguardTouchHandlingInteractor
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
 
-/** Models UI state to support the lock screen long-press feature. */
+/** Models UI state to support top-level touch handling in the lock screen. */
 @SysUISingleton
-class KeyguardLongPressViewModel
+class KeyguardTouchHandlingViewModel
 @Inject
 constructor(
-    private val interactor: KeyguardLongPressInteractor,
+    private val interactor: KeyguardTouchHandlingInteractor,
 ) {
 
     /** Whether the long-press handling feature should be enabled. */
@@ -45,4 +45,14 @@
     fun onTouchedOutside() {
         interactor.onTouchedOutside()
     }
+
+    /** Notifies that the lockscreen has been clicked at position [x], [y]. */
+    fun onClick(x: Float, y: Float) {
+        interactor.onClick(x, y)
+    }
+
+    /** Notifies that the lockscreen has been double clicked. */
+    fun onDoubleClick() {
+        interactor.onDoubleClick()
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModel.kt
index b33eaa2..1de0abe 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModel.kt
@@ -44,7 +44,7 @@
     clockInteractor: KeyguardClockInteractor,
     private val interactor: KeyguardBlueprintInteractor,
     private val authController: AuthController,
-    val longPress: KeyguardLongPressViewModel,
+    val touchHandling: KeyguardTouchHandlingViewModel,
     val shadeInteractor: ShadeInteractor,
     @Application private val applicationScope: CoroutineScope,
     unfoldTransitionInteractor: UnfoldTransitionInteractor,
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModel.kt b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModel.kt
index 10cfd6b..630dcca 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenSceneViewModel.kt
@@ -53,7 +53,7 @@
     deviceEntryInteractor: DeviceEntryInteractor,
     communalInteractor: CommunalInteractor,
     shadeInteractor: ShadeInteractor,
-    val longPress: KeyguardLongPressViewModel,
+    val touchHandling: KeyguardTouchHandlingViewModel,
     val notifications: NotificationsPlaceholderViewModel,
 ) {
     val destinationScenes: StateFlow<Map<UserAction, UserActionResult>> =
diff --git a/packages/SystemUI/src/com/android/systemui/log/dagger/LogModule.java b/packages/SystemUI/src/com/android/systemui/log/dagger/LogModule.java
index c7fde48..52b0b87 100644
--- a/packages/SystemUI/src/com/android/systemui/log/dagger/LogModule.java
+++ b/packages/SystemUI/src/com/android/systemui/log/dagger/LogModule.java
@@ -674,4 +674,11 @@
         return factory.create("DeviceEntryIconLog", 100);
     }
 
+    /** Provides a {@link LogBuffer} for use by the volume loggers. */
+    @Provides
+    @SysUISingleton
+    @VolumeLog
+    public static LogBuffer provideVolumeLogBuffer(LogBufferFactory factory) {
+        return factory.create("VolumeLog", 50);
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/log/dagger/VolumeLog.kt b/packages/SystemUI/src/com/android/systemui/log/dagger/VolumeLog.kt
new file mode 100644
index 0000000..bc3858a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/log/dagger/VolumeLog.kt
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.log.dagger
+
+import javax.inject.Qualifier
+
+/** A [com.android.systemui.log.LogBuffer] for volume. */
+@Qualifier @MustBeDocumented @Retention(AnnotationRetention.RUNTIME) annotation class VolumeLog
diff --git a/packages/SystemUI/src/com/android/systemui/media/controls/ui/controller/MediaControlPanel.java b/packages/SystemUI/src/com/android/systemui/media/controls/ui/controller/MediaControlPanel.java
index 846c596..69a157f 100644
--- a/packages/SystemUI/src/com/android/systemui/media/controls/ui/controller/MediaControlPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/media/controls/ui/controller/MediaControlPanel.java
@@ -585,7 +585,8 @@
                                 /* intentSentUiThreadCallback = */ null,
                                 buildLaunchAnimatorController(mMediaViewHolder.getPlayer()),
                                 /* fillIntent = */ null,
-                                /* extraOptions = */ null);
+                                /* extraOptions = */ null,
+                                /* customMessage */ null);
                     } else {
                         try {
                             ActivityOptions opts = ActivityOptions.makeBasic();
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavBarHelper.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavBarHelper.java
index 2e5ff9d..b393155 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavBarHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavBarHelper.java
@@ -27,11 +27,11 @@
 import static com.android.systemui.accessibility.SystemActions.SYSTEM_ACTION_ID_ACCESSIBILITY_BUTTON_CHOOSER;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_CLICKABLE;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_OPAQUE;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
 
 import android.content.ContentResolver;
 import android.content.Context;
@@ -74,10 +74,10 @@
 import com.android.systemui.settings.DisplayTracker;
 import com.android.systemui.settings.UserTracker;
 import com.android.systemui.shared.rotation.RotationPolicyUtil;
+import com.android.systemui.shared.statusbar.phone.BarTransitions.TransitionMode;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.NotificationShadeWindowController;
-import com.android.systemui.statusbar.phone.BarTransitions.TransitionMode;
 import com.android.systemui.statusbar.phone.CentralSurfaces;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
index 69aa450..89dce03 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
@@ -48,8 +48,8 @@
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NAV_BAR_HIDDEN;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_SCREEN_PINNING;
 import static com.android.systemui.shared.system.QuickStepContract.isGesturalMode;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE;
-import static com.android.systemui.statusbar.phone.BarTransitions.TransitionMode;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_OPAQUE;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.TransitionMode;
 import static com.android.systemui.statusbar.phone.CentralSurfaces.DEBUG_WINDOW_STATE;
 import static com.android.systemui.statusbar.phone.CentralSurfaces.dumpBarTransitions;
 import static com.android.systemui.util.Utils.isGesturalModeOnDefaultDisplay;
@@ -137,6 +137,7 @@
 import com.android.systemui.shared.recents.utilities.Utilities;
 import com.android.systemui.shared.rotation.RotationButtonController;
 import com.android.systemui.shared.rotation.RotationPolicyUtil;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.SysUiStatsLog;
 import com.android.systemui.shared.system.TaskStackChangeListener;
@@ -149,7 +150,6 @@
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.notification.stack.StackStateAnimator;
 import com.android.systemui.statusbar.phone.AutoHideController;
-import com.android.systemui.statusbar.phone.BarTransitions;
 import com.android.systemui.statusbar.phone.CentralSurfaces;
 import com.android.systemui.statusbar.phone.LightBarController;
 import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java
index a601d7f..c801662 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java
@@ -19,7 +19,7 @@
 import androidx.annotation.Nullable;
 
 import com.android.internal.statusbar.RegisterStatusBarResult;
-import com.android.systemui.statusbar.phone.BarTransitions;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 
 /** A controller to handle navigation bars. */
 public interface NavigationBarController {
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerEmptyImpl.kt b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerEmptyImpl.kt
index e73b078..06a78c5 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerEmptyImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerEmptyImpl.kt
@@ -18,7 +18,7 @@
 
 import com.android.internal.statusbar.RegisterStatusBarResult
 import com.android.systemui.dagger.SysUISingleton
-import com.android.systemui.statusbar.phone.BarTransitions
+import com.android.systemui.shared.statusbar.phone.BarTransitions
 import javax.inject.Inject
 
 /** A no-op version of [NavigationBarController] for variants like Arc and TV. */
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerImpl.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerImpl.java
index 1c2a087..f0207aa 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarControllerImpl.java
@@ -56,11 +56,11 @@
 import com.android.systemui.model.SysUiState;
 import com.android.systemui.recents.OverviewProxyService;
 import com.android.systemui.settings.DisplayTracker;
+import com.android.systemui.shared.statusbar.phone.BarTransitions.TransitionMode;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.TaskStackChangeListeners;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.AutoHideController;
-import com.android.systemui.statusbar.phone.BarTransitions.TransitionMode;
 import com.android.systemui.statusbar.phone.LightBarController;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 import com.android.systemui.util.settings.SecureSettings;
@@ -431,6 +431,8 @@
         NavigationBar navBar = mNavigationBars.get(displayId);
         if (navBar != null) {
             navBar.checkNavBarModes();
+        } else {
+            mTaskbarDelegate.checkNavBarModes();
         }
     }
 
@@ -439,6 +441,8 @@
         NavigationBar navBar = mNavigationBars.get(displayId);
         if (navBar != null) {
             navBar.finishBarAnimations();
+        } else {
+            mTaskbarDelegate.finishBarAnimations();
         }
     }
 
@@ -447,6 +451,8 @@
         NavigationBar navBar = mNavigationBars.get(displayId);
         if (navBar != null) {
             navBar.touchAutoDim();
+        } else {
+            mTaskbarDelegate.touchAutoDim();
         }
     }
 
@@ -455,6 +461,8 @@
         NavigationBar navBar = mNavigationBars.get(displayId);
         if (navBar != null) {
             navBar.transitionTo(barMode, animate);
+        } else {
+            mTaskbarDelegate.transitionTo(barMode, animate);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarTransitions.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarTransitions.java
index 201e586..5442598 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarTransitions.java
@@ -28,7 +28,7 @@
 import com.android.systemui.navigationbar.buttons.ButtonDispatcher;
 import com.android.systemui.res.R;
 import com.android.systemui.settings.DisplayTracker;
-import com.android.systemui.statusbar.phone.BarTransitions;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.statusbar.phone.LightBarTransitionsController;
 
 import java.io.PrintWriter;
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java b/packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java
index b360af0..d022c1c 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java
@@ -24,6 +24,7 @@
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
 
 import static com.android.systemui.navigationbar.NavBarHelper.transitionMode;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.TransitionMode;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_CLICKABLE;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY;
@@ -34,7 +35,6 @@
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NAV_BAR_HIDDEN;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_SCREEN_PINNING;
-import static com.android.systemui.statusbar.phone.BarTransitions.TransitionMode;
 
 import android.app.StatusBarManager;
 import android.app.StatusBarManager.WindowVisibleState;
@@ -63,13 +63,16 @@
 import com.android.systemui.dump.DumpManager;
 import com.android.systemui.model.SysUiState;
 import com.android.systemui.navigationbar.gestural.EdgeBackGestureHandler;
+import com.android.systemui.plugins.statusbar.StatusBarStateController;
 import com.android.systemui.recents.OverviewProxyService;
 import com.android.systemui.shared.recents.utilities.Utilities;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.TaskStackChangeListener;
 import com.android.systemui.shared.system.TaskStackChangeListeners;
 import com.android.systemui.statusbar.AutoHideUiElement;
 import com.android.systemui.statusbar.CommandQueue;
+import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.phone.AutoHideController;
 import com.android.systemui.statusbar.phone.LightBarController;
 import com.android.systemui.statusbar.phone.LightBarTransitionsController;
@@ -117,6 +120,11 @@
                         boolean longPressHomeEnabled) {
                     updateAssistantAvailability(available, longPressHomeEnabled);
                 }
+
+                @Override
+                public void updateWallpaperVisibility(boolean visible, int displayId) {
+                    updateWallpaperVisible(displayId, visible);
+                }
             };
     private int mDisabledFlags;
     private @WindowVisibleState int mTaskBarWindowState = WINDOW_STATE_SHOWING;
@@ -150,6 +158,7 @@
     private final AutoHideUiElement mAutoHideUiElement = new AutoHideUiElement() {
         @Override
         public void synchronizeState() {
+            checkNavBarModes();
         }
 
         @Override
@@ -165,11 +174,13 @@
 
     private BackAnimation mBackAnimation;
 
-    private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager;
+    private final StatusBarKeyguardViewManager mStatusBarKeyguardViewManager;
+    private final StatusBarStateController mStatusBarStateController;
     @Inject
     public TaskbarDelegate(Context context,
             LightBarTransitionsController.Factory lightBarTransitionsControllerFactory,
-            StatusBarKeyguardViewManager statusBarKeyguardViewManager) {
+            StatusBarKeyguardViewManager statusBarKeyguardViewManager,
+            StatusBarStateController statusBarStateController) {
         mLightBarTransitionsControllerFactory = lightBarTransitionsControllerFactory;
 
         mContext = context;
@@ -179,6 +190,7 @@
         };
         mStatusBarKeyguardViewManager = statusBarKeyguardViewManager;
         mStatusBarKeyguardViewManager.setTaskbarDelegate(this);
+        mStatusBarStateController = statusBarStateController;
     }
 
     public void setDependencies(CommandQueue commandQueue,
@@ -324,6 +336,68 @@
         return (mSysUiState.getFlags() & View.STATUS_BAR_DISABLE_RECENT) == 0;
     }
 
+    void onTransitionModeUpdated(int barMode, boolean checkBarModes) {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            mOverviewProxyService.getProxy().onTransitionModeUpdated(barMode, checkBarModes);
+        } catch (RemoteException e) {
+            Log.e(TAG, "onTransitionModeUpdated() failed, barMode: " + barMode, e);
+        }
+    }
+
+    void checkNavBarModes() {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            mOverviewProxyService.getProxy().checkNavBarModes();
+        } catch (RemoteException e) {
+            Log.e(TAG, "checkNavBarModes() failed", e);
+        }
+    }
+
+    void finishBarAnimations() {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            mOverviewProxyService.getProxy().finishBarAnimations();
+        } catch (RemoteException e) {
+            Log.e(TAG, "finishBarAnimations() failed", e);
+        }
+    }
+
+    void touchAutoDim() {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            int state = mStatusBarStateController.getState();
+            boolean shouldReset =
+                    state != StatusBarState.KEYGUARD && state != StatusBarState.SHADE_LOCKED;
+            mOverviewProxyService.getProxy().touchAutoDim(shouldReset);
+        } catch (RemoteException e) {
+            Log.e(TAG, "touchAutoDim() failed", e);
+        }
+    }
+
+    void transitionTo(@BarTransitions.TransitionMode int barMode, boolean animate) {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            mOverviewProxyService.getProxy().transitionTo(barMode, animate);
+        } catch (RemoteException e) {
+            Log.e(TAG, "transitionTo() failed, barMode: " + barMode, e);
+        }
+    }
     private void updateAssistantAvailability(boolean assistantAvailable,
             boolean longPressHomeEnabled) {
         if (mOverviewProxyService.getProxy() == null) {
@@ -338,6 +412,18 @@
         }
     }
 
+    private void updateWallpaperVisible(int displayId, boolean visible) {
+        if (mOverviewProxyService.getProxy() == null) {
+            return;
+        }
+
+        try {
+            mOverviewProxyService.getProxy().updateWallpaperVisibility(displayId, visible);
+        } catch (RemoteException e) {
+            Log.e(TAG, "updateWallpaperVisibility() failed, visible: " + visible, e);
+        }
+    }
+
     @Override
     public void setImeWindowStatus(int displayId, IBinder token, int vis, int backDisposition,
             boolean showImeSwitcher) {
@@ -465,9 +551,11 @@
     private boolean updateTransitionMode(int barMode) {
         if (mTransitionMode != barMode) {
             mTransitionMode = barMode;
+            onTransitionModeUpdated(barMode, true);
             if (mAutoHideController != null) {
                 mAutoHideController.touchAutoHide();
             }
+
             return true;
         }
         return false;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/DragAndDropState.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/DragAndDropState.kt
new file mode 100644
index 0000000..007ec3a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/DragAndDropState.kt
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@file:OptIn(ExperimentalFoundationApi::class)
+
+package com.android.systemui.qs.panels.ui.compose
+
+import android.content.ClipData
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.draganddrop.dragAndDropSource
+import androidx.compose.foundation.draganddrop.dragAndDropTarget
+import androidx.compose.foundation.gestures.detectTapGestures
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draganddrop.DragAndDropEvent
+import androidx.compose.ui.draganddrop.DragAndDropTarget
+import androidx.compose.ui.draganddrop.DragAndDropTransferData
+import androidx.compose.ui.draganddrop.mimeTypes
+import com.android.systemui.qs.pipeline.shared.TileSpec
+
+@Composable
+fun rememberDragAndDropState(listState: EditTileListState): DragAndDropState {
+    val sourceSpec: MutableState<TileSpec?> = remember { mutableStateOf(null) }
+    return remember(listState) { DragAndDropState(sourceSpec, listState) }
+}
+
+/**
+ * Holds the [TileSpec] of the tile being moved and modify the [EditTileListState] based on drag and
+ * drop events.
+ */
+class DragAndDropState(
+    val sourceSpec: MutableState<TileSpec?>,
+    private val listState: EditTileListState
+) {
+    /** Returns index of the dragged tile if it's present in the list. Returns -1 if not. */
+    fun currentPosition(): Int {
+        return sourceSpec.value?.let { listState.indexOf(it) } ?: -1
+    }
+
+    fun isMoving(tileSpec: TileSpec): Boolean {
+        return sourceSpec.value?.let { it == tileSpec } ?: false
+    }
+
+    fun onStarted(spec: TileSpec) {
+        sourceSpec.value = spec
+    }
+
+    fun onMoved(targetSpec: TileSpec) {
+        sourceSpec.value?.let { listState.move(it, targetSpec) }
+    }
+
+    fun onDrop() {
+        sourceSpec.value = null
+    }
+}
+
+/**
+ * Registers a tile as a [DragAndDropTarget] to receive drag events and update the
+ * [DragAndDropState] with the tile's position, which can be used to insert a temporary placeholder.
+ *
+ * @param dragAndDropState The [DragAndDropState] using the tiles list
+ * @param tileSpec The [TileSpec] of the tile
+ * @param acceptDrops Whether the tile should accept a drop based on a given [TileSpec]
+ * @param onDrop Action to be executed when a [TileSpec] is dropped on the tile
+ */
+@Composable
+fun Modifier.dragAndDropTile(
+    dragAndDropState: DragAndDropState,
+    tileSpec: TileSpec,
+    acceptDrops: (TileSpec) -> Boolean,
+    onDrop: (TileSpec, Int) -> Unit,
+): Modifier {
+    val target =
+        remember(dragAndDropState) {
+            object : DragAndDropTarget {
+                override fun onDrop(event: DragAndDropEvent): Boolean {
+                    return dragAndDropState.sourceSpec.value?.let {
+                        onDrop(it, dragAndDropState.currentPosition())
+                        dragAndDropState.onDrop()
+                        true
+                    } ?: false
+                }
+
+                override fun onEntered(event: DragAndDropEvent) {
+                    dragAndDropState.onMoved(tileSpec)
+                }
+            }
+        }
+    return dragAndDropTarget(
+        shouldStartDragAndDrop = { event ->
+            event.mimeTypes().contains(QsDragAndDrop.TILESPEC_MIME_TYPE) &&
+                dragAndDropState.sourceSpec.value?.let { acceptDrops(it) } ?: false
+        },
+        target = target,
+    )
+}
+
+/**
+ * Registers a tile list as a [DragAndDropTarget] to receive drop events. Use this on list
+ * containers to catch drops outside of tiles.
+ *
+ * @param dragAndDropState The [DragAndDropState] using the tiles list
+ * @param acceptDrops Whether the tile should accept a drop based on a given [TileSpec]
+ * @param onDrop Action to be executed when a [TileSpec] is dropped on the tile
+ */
+@Composable
+fun Modifier.dragAndDropTileList(
+    dragAndDropState: DragAndDropState,
+    acceptDrops: (TileSpec) -> Boolean,
+    onDrop: (TileSpec, Int) -> Unit,
+): Modifier {
+    val target =
+        remember(dragAndDropState) {
+            object : DragAndDropTarget {
+                override fun onDrop(event: DragAndDropEvent): Boolean {
+                    return dragAndDropState.sourceSpec.value?.let {
+                        onDrop(it, dragAndDropState.currentPosition())
+                        dragAndDropState.onDrop()
+                        true
+                    } ?: false
+                }
+            }
+        }
+    return dragAndDropTarget(
+        target = target,
+        shouldStartDragAndDrop = { event ->
+            event.mimeTypes().contains(QsDragAndDrop.TILESPEC_MIME_TYPE) &&
+                dragAndDropState.sourceSpec.value?.let { acceptDrops(it) } ?: false
+        },
+    )
+}
+
+fun Modifier.dragAndDropTileSource(
+    tileSpec: TileSpec,
+    onTap: (TileSpec) -> Unit,
+    dragAndDropState: DragAndDropState
+): Modifier {
+    return dragAndDropSource {
+        detectTapGestures(
+            onTap = { onTap(tileSpec) },
+            onLongPress = {
+                dragAndDropState.onStarted(tileSpec)
+
+                // The tilespec from the ClipData transferred isn't actually needed as we're moving
+                // a tile within the same application. We're using a custom MIME type to limit the
+                // drag event to QS.
+                startTransfer(
+                    DragAndDropTransferData(
+                        ClipData(
+                            QsDragAndDrop.CLIPDATA_LABEL,
+                            arrayOf(QsDragAndDrop.TILESPEC_MIME_TYPE),
+                            ClipData.Item(tileSpec.spec)
+                        )
+                    )
+                )
+            }
+        )
+    }
+}
+
+private object QsDragAndDrop {
+    const val CLIPDATA_LABEL = "tilespec"
+    const val TILESPEC_MIME_TYPE = "qstile/tilespec"
+}
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/EditTileListState.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/EditTileListState.kt
new file mode 100644
index 0000000..482c498
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/EditTileListState.kt
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.qs.panels.ui.compose
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.snapshots.SnapshotStateList
+import androidx.compose.runtime.toMutableStateList
+import com.android.systemui.qs.panels.ui.viewmodel.EditTileViewModel
+import com.android.systemui.qs.pipeline.shared.TileSpec
+
+@Composable
+fun rememberEditListState(
+    tiles: List<EditTileViewModel>,
+): EditTileListState {
+    return remember(tiles) { EditTileListState(tiles) }
+}
+
+/** Holds the temporary state of the tile list during a drag movement where we move tiles around. */
+class EditTileListState(tiles: List<EditTileViewModel>) {
+    val tiles: SnapshotStateList<EditTileViewModel> = tiles.toMutableStateList()
+
+    fun move(tileSpec: TileSpec, target: TileSpec) {
+        val fromIndex = indexOf(tileSpec)
+        val toIndex = indexOf(target)
+
+        if (fromIndex == -1 || toIndex == -1 || fromIndex == toIndex) {
+            return
+        }
+
+        val isMovingToCurrent = tiles[toIndex].isCurrent
+        tiles.apply { add(toIndex, removeAt(fromIndex).copy(isCurrent = isMovingToCurrent)) }
+    }
+
+    fun indexOf(tileSpec: TileSpec): Int {
+        return tiles.indexOfFirst { it.tileSpec == tileSpec }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PartitionedGridLayout.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PartitionedGridLayout.kt
index 7f5e474..092ad44 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PartitionedGridLayout.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/PartitionedGridLayout.kt
@@ -110,12 +110,15 @@
         tiles: List<EditTileViewModel>,
         modifier: Modifier,
         onAddTile: (TileSpec, Int) -> Unit,
-        onRemoveTile: (TileSpec) -> Unit
+        onRemoveTile: (TileSpec) -> Unit,
     ) {
         val columns by viewModel.columns.collectAsStateWithLifecycle()
         val showLabels by viewModel.showLabels.collectAsStateWithLifecycle()
 
-        val (currentTiles, otherTiles) = tiles.partition { it.isCurrent }
+        val listState = rememberEditListState(tiles)
+        val dragAndDropState = rememberDragAndDropState(listState)
+
+        val (currentTiles, otherTiles) = listState.tiles.partition { it.isCurrent }
         val addTileToEnd: (TileSpec) -> Unit by rememberUpdatedState {
             onAddTile(it, CurrentTilesInteractor.POSITION_AT_END)
         }
@@ -156,20 +159,24 @@
                 largeTileHeight = largeTileHeight,
                 iconTileHeight = iconTileHeight,
                 tilePadding = tilePadding,
-                onRemoveTile = onRemoveTile,
+                onAdd = onAddTile,
+                onRemove = onRemoveTile,
                 isIconOnly = viewModel::isIconTile,
                 columns = columns,
                 showLabels = showLabels,
+                dragAndDropState = dragAndDropState,
             )
             AvailableTiles(
-                tiles = otherTiles,
+                tiles = otherTiles.filter { !dragAndDropState.isMoving(it.tileSpec) },
                 largeTileHeight = largeTileHeight,
                 iconTileHeight = iconTileHeight,
                 tilePadding = tilePadding,
                 addTileToEnd = addTileToEnd,
+                onRemove = onRemoveTile,
                 isIconOnly = viewModel::isIconTile,
                 showLabels = showLabels,
                 columns = columns,
+                dragAndDropState = dragAndDropState,
             )
         }
     }
@@ -194,10 +201,12 @@
         largeTileHeight: Dp,
         iconTileHeight: Dp,
         tilePadding: Dp,
-        onRemoveTile: (TileSpec) -> Unit,
+        onAdd: (TileSpec, Int) -> Unit,
+        onRemove: (TileSpec) -> Unit,
         isIconOnly: (TileSpec) -> Boolean,
         showLabels: Boolean,
         columns: Int,
+        dragAndDropState: DragAndDropState,
     ) {
         val (smallTiles, largeTiles) = tiles.partition { isIconOnly(it.tileSpec) }
 
@@ -207,29 +216,40 @@
         CurrentTilesContainer {
             TileLazyGrid(
                 columns = GridCells.Fixed(columns),
-                modifier = Modifier.height(largeGridHeight),
+                modifier =
+                    Modifier.height(largeGridHeight)
+                        .dragAndDropTileList(dragAndDropState, { !isIconOnly(it) }, onAdd)
             ) {
                 editTiles(
-                    largeTiles,
-                    ClickAction.REMOVE,
-                    onRemoveTile,
-                    { false },
-                    indicatePosition = true
+                    tiles = largeTiles,
+                    clickAction = ClickAction.REMOVE,
+                    onClick = onRemove,
+                    isIconOnly = { false },
+                    dragAndDropState = dragAndDropState,
+                    acceptDrops = { !isIconOnly(it) },
+                    onDrop = onAdd,
+                    indicatePosition = true,
                 )
             }
         }
+
         CurrentTilesContainer {
             TileLazyGrid(
                 columns = GridCells.Fixed(columns),
-                modifier = Modifier.height(smallGridHeight),
+                modifier =
+                    Modifier.height(smallGridHeight)
+                        .dragAndDropTileList(dragAndDropState, { isIconOnly(it) }, onAdd)
             ) {
                 editTiles(
-                    smallTiles,
-                    ClickAction.REMOVE,
-                    onRemoveTile,
-                    { true },
+                    tiles = smallTiles,
+                    clickAction = ClickAction.REMOVE,
+                    onClick = onRemove,
+                    isIconOnly = { true },
                     showLabels = showLabels,
-                    indicatePosition = true
+                    dragAndDropState = dragAndDropState,
+                    acceptDrops = { isIconOnly(it) },
+                    onDrop = onAdd,
+                    indicatePosition = true,
                 )
             }
         }
@@ -242,9 +262,11 @@
         iconTileHeight: Dp,
         tilePadding: Dp,
         addTileToEnd: (TileSpec) -> Unit,
+        onRemove: (TileSpec) -> Unit,
         isIconOnly: (TileSpec) -> Boolean,
         showLabels: Boolean,
         columns: Int,
+        dragAndDropState: DragAndDropState,
     ) {
         val (tilesStock, tilesCustom) = tiles.partition { it.appName == null }
         val (smallTiles, largeTiles) = tilesStock.partition { isIconOnly(it.tileSpec) }
@@ -258,13 +280,27 @@
         val gridHeight =
             largeGridHeight + smallGridHeight + largeGridHeightCustom + (tilePadding * 2)
 
+        val onDrop: (TileSpec, Int) -> Unit by rememberUpdatedState { tileSpec, _ ->
+            onRemove(tileSpec)
+        }
+
         AvailableTilesContainer {
             TileLazyGrid(
                 columns = GridCells.Fixed(columns),
-                modifier = Modifier.height(gridHeight),
+                modifier =
+                    Modifier.height(gridHeight)
+                        .dragAndDropTileList(dragAndDropState, { true }, onDrop)
             ) {
                 // Large tiles
-                editTiles(largeTiles, ClickAction.ADD, addTileToEnd, isIconOnly)
+                editTiles(
+                    largeTiles,
+                    ClickAction.ADD,
+                    addTileToEnd,
+                    isIconOnly,
+                    dragAndDropState,
+                    acceptDrops = { true },
+                    onDrop = onDrop,
+                )
                 fillUpRow(nTiles = largeTiles.size, columns = columns / 2)
 
                 // Small tiles
@@ -273,7 +309,10 @@
                     ClickAction.ADD,
                     addTileToEnd,
                     isIconOnly,
-                    showLabels = showLabels
+                    showLabels = showLabels,
+                    dragAndDropState = dragAndDropState,
+                    acceptDrops = { true },
+                    onDrop = onDrop,
                 )
                 fillUpRow(nTiles = smallTiles.size, columns = columns)
 
@@ -283,7 +322,10 @@
                     ClickAction.ADD,
                     addTileToEnd,
                     isIconOnly,
-                    showLabels = showLabels
+                    showLabels = showLabels,
+                    dragAndDropState = dragAndDropState,
+                    acceptDrops = { true },
+                    onDrop = onDrop,
                 )
             }
         }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/Tile.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/Tile.kt
index bbb98d3..0bb4cfa 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/Tile.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/compose/Tile.kt
@@ -74,12 +74,12 @@
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.android.compose.animation.Expandable
+import com.android.compose.modifiers.thenIf
 import com.android.systemui.animation.Expandable
 import com.android.systemui.common.shared.model.Icon
 import com.android.systemui.common.ui.compose.Icon
 import com.android.systemui.common.ui.compose.load
 import com.android.systemui.plugins.qs.QSTile
-import com.android.systemui.qs.panels.ui.viewmodel.AvailableEditActions
 import com.android.systemui.qs.panels.ui.viewmodel.EditTileViewModel
 import com.android.systemui.qs.panels.ui.viewmodel.TileUiState
 import com.android.systemui.qs.panels.ui.viewmodel.TileViewModel
@@ -114,6 +114,7 @@
         showLabels = showLabels,
         label = state.label.toString(),
         iconOnly = iconOnly,
+        clickEnabled = true,
         onClick = tile::onClick,
         onLongClick = tile::onLongClick,
         modifier = modifier,
@@ -127,6 +128,7 @@
                 secondaryLabel = state.secondaryLabel.toString(),
                 icon = icon,
                 colors = colors,
+                clickEnabled = true,
                 onClick = tile::onSecondaryClick,
                 onLongClick = tile::onLongClick,
             )
@@ -140,7 +142,7 @@
     showLabels: Boolean,
     label: String,
     iconOnly: Boolean,
-    clickEnabled: Boolean = true,
+    clickEnabled: Boolean = false,
     onClick: (Expandable) -> Unit = {},
     onLongClick: (Expandable) -> Unit = {},
     modifier: Modifier = Modifier,
@@ -168,11 +170,12 @@
             Box(
                 modifier =
                     Modifier.fillMaxSize()
-                        .combinedClickable(
-                            enabled = clickEnabled,
-                            onClick = { onClick(it) },
-                            onLongClick = { onLongClick(it) }
-                        )
+                        .thenIf(clickEnabled) {
+                            Modifier.combinedClickable(
+                                onClick = { onClick(it) },
+                                onLongClick = { onLongClick(it) }
+                            )
+                        }
                         .tilePadding(),
             ) {
                 content()
@@ -197,7 +200,7 @@
     secondaryLabel: String?,
     icon: Icon,
     colors: TileColors,
-    clickEnabled: Boolean = true,
+    clickEnabled: Boolean = false,
     onClick: (Expandable) -> Unit = {},
     onLongClick: (Expandable) -> Unit = {},
 ) {
@@ -212,13 +215,12 @@
         ) {
             Box(
                 modifier =
-                    Modifier.fillMaxSize()
-                        .clip(TileDefaults.TileShape)
-                        .combinedClickable(
-                            enabled = clickEnabled,
+                    Modifier.fillMaxSize().clip(TileDefaults.TileShape).thenIf(clickEnabled) {
+                        Modifier.combinedClickable(
                             onClick = { onClick(it) },
                             onLongClick = { onLongClick(it) }
                         )
+                    }
             ) {
                 TileIcon(
                     icon = icon,
@@ -269,13 +271,29 @@
     onAddTile: (TileSpec, Int) -> Unit,
     onRemoveTile: (TileSpec) -> Unit,
 ) {
-    val (currentTiles, otherTiles) = tiles.partition { it.isCurrent }
-    val (otherTilesStock, otherTilesCustom) = otherTiles.partition { it.appName == null }
+    val currentListState = rememberEditListState(tiles)
+    val dragAndDropState = rememberDragAndDropState(currentListState)
+
+    val (currentTiles, otherTiles) = currentListState.tiles.partition { it.isCurrent }
+    val (otherTilesStock, otherTilesCustom) =
+        otherTiles
+            .filter { !dragAndDropState.isMoving(it.tileSpec) }
+            .partition { it.appName == null }
     val addTileToEnd: (TileSpec) -> Unit by rememberUpdatedState {
         onAddTile(it, CurrentTilesInteractor.POSITION_AT_END)
     }
 
-    TileLazyGrid(modifier = modifier, columns = columns) {
+    val onDropAdd: (TileSpec, Int) -> Unit by rememberUpdatedState { tileSpec, position ->
+        onAddTile(tileSpec, position)
+    }
+    val onDropRemove: (TileSpec, Int) -> Unit by rememberUpdatedState { tileSpec, _ ->
+        onRemoveTile(tileSpec)
+    }
+
+    TileLazyGrid(
+        modifier = modifier.dragAndDropTileList(dragAndDropState, { true }, onDropAdd),
+        columns = columns
+    ) {
         // These Text are just placeholders to see the different sections. Not final UI.
         item(span = { GridItemSpan(maxLineSpan) }) { Text("Current tiles", color = Color.White) }
 
@@ -285,6 +303,9 @@
             onRemoveTile,
             isIconOnly,
             indicatePosition = true,
+            dragAndDropState = dragAndDropState,
+            acceptDrops = { true },
+            onDrop = onDropAdd,
         )
 
         item(span = { GridItemSpan(maxLineSpan) }) { Text("Tiles to add", color = Color.White) }
@@ -294,6 +315,9 @@
             ClickAction.ADD,
             addTileToEnd,
             isIconOnly,
+            dragAndDropState = dragAndDropState,
+            acceptDrops = { true },
+            onDrop = onDropRemove,
         )
 
         item(span = { GridItemSpan(maxLineSpan) }) {
@@ -305,6 +329,9 @@
             ClickAction.ADD,
             addTileToEnd,
             isIconOnly,
+            dragAndDropState = dragAndDropState,
+            acceptDrops = { true },
+            onDrop = onDropRemove,
         )
     }
 }
@@ -314,6 +341,9 @@
     clickAction: ClickAction,
     onClick: (TileSpec) -> Unit,
     isIconOnly: (TileSpec) -> Boolean,
+    dragAndDropState: DragAndDropState,
+    acceptDrops: (TileSpec) -> Boolean,
+    onDrop: (TileSpec, Int) -> Unit,
     showLabels: Boolean = false,
     indicatePosition: Boolean = false,
 ) {
@@ -322,41 +352,44 @@
         key = { tiles[it].tileSpec.spec },
         span = { GridItemSpan(if (isIconOnly(tiles[it].tileSpec)) 1 else 2) },
         contentType = { TileType }
-    ) {
-        val viewModel = tiles[it]
-        val canClick =
-            when (clickAction) {
-                ClickAction.ADD -> AvailableEditActions.ADD in viewModel.availableEditActions
-                ClickAction.REMOVE -> AvailableEditActions.REMOVE in viewModel.availableEditActions
-            }
-        val onClickActionName =
-            when (clickAction) {
-                ClickAction.ADD ->
-                    stringResource(id = R.string.accessibility_qs_edit_tile_add_action)
-                ClickAction.REMOVE ->
-                    stringResource(id = R.string.accessibility_qs_edit_remove_tile_action)
-            }
-        val stateDescription =
-            if (indicatePosition) {
-                stringResource(id = R.string.accessibility_qs_edit_position, it + 1)
-            } else {
-                ""
-            }
-
+    ) { index ->
+        val viewModel = tiles[index]
         val iconOnly = isIconOnly(viewModel.tileSpec)
         val tileHeight = tileHeight(iconOnly && showLabels)
-        EditTile(
-            tileViewModel = viewModel,
-            iconOnly = iconOnly,
-            showLabels = showLabels,
-            clickEnabled = canClick,
-            onClick = { onClick.invoke(viewModel.tileSpec) },
-            modifier =
-                Modifier.height(tileHeight).animateItem().semantics {
-                    onClick(onClickActionName) { false }
-                    this.stateDescription = stateDescription
+
+        if (!dragAndDropState.isMoving(viewModel.tileSpec)) {
+            val onClickActionName =
+                when (clickAction) {
+                    ClickAction.ADD ->
+                        stringResource(id = R.string.accessibility_qs_edit_tile_add_action)
+                    ClickAction.REMOVE ->
+                        stringResource(id = R.string.accessibility_qs_edit_remove_tile_action)
                 }
-        )
+            val stateDescription =
+                if (indicatePosition) {
+                    stringResource(id = R.string.accessibility_qs_edit_position, index + 1)
+                } else {
+                    ""
+                }
+            EditTile(
+                tileViewModel = viewModel,
+                iconOnly = iconOnly,
+                showLabels = showLabels,
+                modifier =
+                    Modifier.height(tileHeight)
+                        .animateItem()
+                        .semantics {
+                            onClick(onClickActionName) { false }
+                            this.stateDescription = stateDescription
+                        }
+                        .dragAndDropTile(dragAndDropState, viewModel.tileSpec, acceptDrops, onDrop)
+                        .dragAndDropTileSource(
+                            viewModel.tileSpec,
+                            onClick,
+                            dragAndDropState,
+                        )
+            )
+        }
     }
 }
 
@@ -365,8 +398,6 @@
     tileViewModel: EditTileViewModel,
     iconOnly: Boolean,
     showLabels: Boolean,
-    clickEnabled: Boolean,
-    onClick: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
     val label = tileViewModel.label.load() ?: tileViewModel.tileSpec.spec
@@ -377,9 +408,6 @@
         showLabels = showLabels,
         label = label,
         iconOnly = iconOnly,
-        clickEnabled = clickEnabled,
-        onClick = { onClick() },
-        onLongClick = { onClick() },
         modifier = modifier,
     ) {
         if (iconOnly) {
@@ -394,9 +422,6 @@
                 secondaryLabel = tileViewModel.appName?.load(),
                 icon = tileViewModel.icon,
                 colors = colors,
-                clickEnabled = clickEnabled,
-                onClick = { onClick() },
-                onLongClick = { onClick() },
             )
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditTileViewModel.kt b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditTileViewModel.kt
index ba9a044..a4c8638 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditTileViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/qs/panels/ui/viewmodel/EditTileViewModel.kt
@@ -26,7 +26,7 @@
  * [isCurrent] indicates whether this tile is part of the current set of tiles that the user sees in
  * Quick Settings.
  */
-class EditTileViewModel(
+data class EditTileViewModel(
     val tileSpec: TileSpec,
     val icon: Icon,
     val label: Text,
diff --git a/packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java b/packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java
index 23faf7d..4b82e0f 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java
@@ -62,6 +62,7 @@
 import android.os.RemoteException;
 import android.os.SystemClock;
 import android.os.UserHandle;
+import android.os.UserManager;
 import android.util.Log;
 import android.view.InputDevice;
 import android.view.KeyCharacterMap;
@@ -177,7 +178,7 @@
     private boolean mBound;
     private boolean mIsEnabled;
 
-    private boolean mIsNonPrimaryUser;
+    private boolean mIsSystemOrVisibleBgUser;
     private int mCurrentBoundedUserId = -1;
     private boolean mInputFocusTransferStarted;
     private float mInputFocusTransferStartY;
@@ -629,6 +630,7 @@
             SysUiState sysUiState,
             Provider<SceneInteractor> sceneInteractor,
             UserTracker userTracker,
+            UserManager userManager,
             WakefulnessLifecycle wakefulnessLifecycle,
             UiEventLogger uiEventLogger,
             DisplayTracker displayTracker,
@@ -639,10 +641,18 @@
             Optional<UnfoldTransitionProgressForwarder> unfoldTransitionProgressForwarder,
             BroadcastDispatcher broadcastDispatcher
     ) {
-        // b/241601880: This component shouldn't be running for a non-primary user
-        mIsNonPrimaryUser = !Process.myUserHandle().equals(UserHandle.SYSTEM);
-        if (mIsNonPrimaryUser) {
-            Log.wtf(TAG_OPS, "Unexpected initialization for non-primary user", new Throwable());
+        // b/241601880: This component should only be running for primary users or
+        // secondaryUsers when visibleBackgroundUsers are supported.
+        boolean isSystemUser = Process.myUserHandle().equals(UserHandle.SYSTEM);
+        boolean isVisibleBackgroundUser =
+                userManager.isVisibleBackgroundUsersSupported() && !userManager.isUserForeground();
+        if (!isSystemUser && isVisibleBackgroundUser) {
+            Log.d(TAG_OPS, "Initialization for visibleBackgroundUser");
+        }
+        mIsSystemOrVisibleBgUser = isSystemUser || isVisibleBackgroundUser;
+        if (!mIsSystemOrVisibleBgUser) {
+            Log.wtf(TAG_OPS, "Unexpected initialization for non-system foreground user",
+                    new Throwable());
         }
 
         mContext = context;
@@ -833,11 +843,12 @@
     }
 
     private void internalConnectToCurrentUser(String reason) {
-        if (mIsNonPrimaryUser) {
+        if (!mIsSystemOrVisibleBgUser) {
             // This should not happen, but if any per-user SysUI component has a dependency on OPS,
             // then this could get triggered
-            Log.w(TAG_OPS, "Skipping connection to overview service due to non-primary user "
-                    + "caller");
+            Log.w(TAG_OPS,
+                    "Skipping connection to overview service due to non-system foreground user "
+                            + "caller");
             return;
         }
         disconnectFromLauncherService(reason);
diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsActivity.java b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsActivity.java
index 59b47dc..c4f6cd9 100644
--- a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsActivity.java
@@ -23,6 +23,7 @@
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.ACTION_FINISH_FROM_TRAMPOLINE;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_CALLING_PACKAGE_NAME;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_CALLING_PACKAGE_TASK_ID;
+import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_CLIP_DATA;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_RESULT_RECEIVER;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_SCREENSHOT_URI;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.PERMISSION_SELF;
@@ -46,11 +47,15 @@
 import android.util.Log;
 import android.view.View;
 import android.widget.Button;
+import android.widget.CheckBox;
 import android.widget.ImageView;
 import android.widget.TextView;
 
 import androidx.activity.ComponentActivity;
 import androidx.annotation.Nullable;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
 import androidx.lifecycle.ViewModelProvider;
 
 import com.android.internal.logging.UiEventLogger;
@@ -100,7 +105,8 @@
     private CropView mCropView;
     private Button mSave;
     private Button mCancel;
-    private TextView mBacklinksData;
+    private CheckBox mBacklinksIncludeDataCheckBox;
+    private TextView mBacklinksDataTextView;
     private AppClipsViewModel mViewModel;
 
     private ResultReceiver mResultReceiver;
@@ -156,18 +162,30 @@
         mLayout = getLayoutInflater().inflate(R.layout.app_clips_screenshot, null);
         mRoot = mLayout.findViewById(R.id.root);
 
+        // Manually handle window insets post Android V to support edge-to-edge display.
+        ViewCompat.setOnApplyWindowInsetsListener(mRoot, (v, windowInsets) -> {
+            Insets insets = windowInsets.getInsets(
+                    WindowInsetsCompat.Type.systemBars() | WindowInsetsCompat.Type.displayCutout());
+            v.setPadding(insets.left, insets.top, insets.right, insets.bottom);
+            return WindowInsetsCompat.CONSUMED;
+        });
+
         mSave = mLayout.findViewById(R.id.save);
         mCancel = mLayout.findViewById(R.id.cancel);
         mSave.setOnClickListener(this::onClick);
         mCancel.setOnClickListener(this::onClick);
         mCropView = mLayout.findViewById(R.id.crop_view);
-        mBacklinksData = mLayout.findViewById(R.id.backlinks_data);
         mPreview = mLayout.findViewById(R.id.preview);
-
         mPreview.addOnLayoutChangeListener(
                 (v, left, top, right, bottom, oldLeft, oldTop, oldRight, oldBottom) ->
                         updateImageDimensions());
 
+        mBacklinksDataTextView = mLayout.findViewById(R.id.backlinks_data);
+        mBacklinksIncludeDataCheckBox = mLayout.findViewById(R.id.backlinks_include_data);
+        mBacklinksIncludeDataCheckBox.setOnCheckedChangeListener(
+                (buttonView, isChecked) ->
+                        mBacklinksDataTextView.setVisibility(isChecked ? View.VISIBLE : View.GONE));
+
         mViewModel = new ViewModelProvider(this, mViewModelFactory).get(AppClipsViewModel.class);
         mViewModel.getScreenshot().observe(this, this::setScreenshot);
         mViewModel.getResultLiveData().observe(this, this::setResultThenFinish);
@@ -233,6 +251,9 @@
 
         // Screenshot is now available so set content view.
         setContentView(mLayout);
+
+        // Request view to apply insets as it is added late and not when activity was first created.
+        mRoot.requestApplyInsets();
     }
 
     private void onClick(View view) {
@@ -280,11 +301,19 @@
         data.putInt(Intent.EXTRA_CAPTURE_CONTENT_FOR_NOTE_STATUS_CODE,
                 Intent.CAPTURE_CONTENT_FOR_NOTE_SUCCESS);
         data.putParcelable(EXTRA_SCREENSHOT_URI, uri);
+
+        if (mBacklinksIncludeDataCheckBox.getVisibility() == View.VISIBLE
+                && mBacklinksIncludeDataCheckBox.isChecked()
+                && mViewModel.getBacklinksLiveData().getValue() != null) {
+            ClipData backlinksData = mViewModel.getBacklinksLiveData().getValue().getClipData();
+            data.putParcelable(EXTRA_CLIP_DATA, backlinksData);
+        }
+
         try {
             mResultReceiver.send(Activity.RESULT_OK, data);
             logUiEvent(SCREENSHOT_FOR_NOTE_ACCEPTED);
         } catch (Exception e) {
-            // Do nothing.
+            Log.e(TAG, "Error while returning data to trampoline activity", e);
         }
 
         // Nullify the ResultReceiver before finishing to avoid resending the result.
@@ -297,13 +326,18 @@
         finish();
     }
 
-    private void setBacklinksData(ClipData clipData) {
-        if (mBacklinksData.getVisibility() == View.GONE) {
-            mBacklinksData.setVisibility(View.VISIBLE);
-        }
+    private void setBacklinksData(InternalBacklinksData backlinksData) {
+        mBacklinksIncludeDataCheckBox.setVisibility(View.VISIBLE);
+        mBacklinksDataTextView.setVisibility(
+                mBacklinksIncludeDataCheckBox.isChecked() ? View.VISIBLE : View.GONE);
 
-        mBacklinksData.setText(String.format(getString(R.string.backlinks_string),
-                clipData.getDescription().getLabel()));
+        mBacklinksDataTextView.setText(backlinksData.getClipData().getDescription().getLabel());
+
+        Drawable appIcon = backlinksData.getAppIcon();
+        int size = getResources().getDimensionPixelSize(R.dimen.appclips_backlinks_icon_size);
+        appIcon.setBounds(/* left= */ 0, /* top= */ 0, /* right= */ size, /* bottom= */ size);
+        mBacklinksDataTextView.setCompoundDrawablesRelative(/* start= */ appIcon, /* top= */
+                null, /* end= */ null, /* bottom= */ null);
     }
 
     private void setError(int errorCode) {
diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivity.java b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivity.java
index 3c4469d..0161f78 100644
--- a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivity.java
@@ -26,6 +26,7 @@
 
 import android.app.Activity;
 import android.content.ActivityNotFoundException;
+import android.content.ClipData;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -82,6 +83,7 @@
     private static final String TAG = AppClipsTrampolineActivity.class.getSimpleName();
     static final String PERMISSION_SELF = "com.android.systemui.permission.SELF";
     static final String EXTRA_SCREENSHOT_URI = TAG + "SCREENSHOT_URI";
+    static final String EXTRA_CLIP_DATA = TAG + "CLIP_DATA";
     static final String ACTION_FINISH_FROM_TRAMPOLINE = TAG + "FINISH_FROM_TRAMPOLINE";
     static final String EXTRA_RESULT_RECEIVER = TAG + "RESULT_RECEIVER";
     static final String EXTRA_CALLING_PACKAGE_NAME = TAG + "CALLING_PACKAGE_NAME";
@@ -265,6 +267,11 @@
                 convertedData.setData(uri);
             }
 
+            if (resultData.containsKey(EXTRA_CLIP_DATA)) {
+                ClipData backlinksData = resultData.getParcelable(EXTRA_CLIP_DATA, ClipData.class);
+                convertedData.setClipData(backlinksData);
+            }
+
             // Broadcast no longer required, setting it to null.
             mKillAppClipsBroadcastIntent = null;
 
diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsViewModel.java b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsViewModel.java
index 9bb7bbf..d30d518 100644
--- a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsViewModel.java
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/AppClipsViewModel.java
@@ -92,7 +92,7 @@
     private final MutableLiveData<Bitmap> mScreenshotLiveData;
     private final MutableLiveData<Uri> mResultLiveData;
     private final MutableLiveData<Integer> mErrorLiveData;
-    private final MutableLiveData<ClipData> mBacklinksLiveData;
+    private final MutableLiveData<InternalBacklinksData> mBacklinksLiveData;
 
     private AppClipsViewModel(AppClipsCrossProcessHelper appClipsCrossProcessHelper,
             ImageExporter imageExporter, IActivityTaskManager atmService,
@@ -144,10 +144,11 @@
      */
     void triggerBacklinks(Set<Integer> taskIdsToIgnore, int displayId) {
         mBgExecutor.execute(() -> {
-            ListenableFuture<ClipData> backlinksData = getBacklinksData(taskIdsToIgnore, displayId);
+            ListenableFuture<InternalBacklinksData> backlinksData = getBacklinksData(
+                    taskIdsToIgnore, displayId);
             Futures.addCallback(backlinksData, new FutureCallback<>() {
                 @Override
-                public void onSuccess(@Nullable ClipData result) {
+                public void onSuccess(@Nullable InternalBacklinksData result) {
                     if (result != null) {
                         mBacklinksLiveData.setValue(result);
                     }
@@ -180,8 +181,8 @@
         return mErrorLiveData;
     }
 
-    /** Returns a {@link LiveData} that holds the Backlinks data in {@link ClipData}. */
-    LiveData<ClipData> getBacklinksLiveData() {
+    /** Returns a {@link LiveData} that holds Backlinks data in {@link InternalBacklinksData}. */
+    LiveData<InternalBacklinksData> getBacklinksLiveData() {
         return mBacklinksLiveData;
     }
 
@@ -226,7 +227,7 @@
         return HardwareRenderer.createHardwareBitmap(output, bounds.width(), bounds.height());
     }
 
-    private ListenableFuture<ClipData> getBacklinksData(Set<Integer> taskIdsToIgnore,
+    private ListenableFuture<InternalBacklinksData> getBacklinksData(Set<Integer> taskIdsToIgnore,
             int displayId) {
         return getAllRootTaskInfosOnDisplay(displayId)
                 .stream()
@@ -264,8 +265,9 @@
                 != null;
     }
 
-    private ListenableFuture<ClipData> getBacklinksDataForTaskId(RootTaskInfo taskInfo) {
-        SettableFuture<ClipData> backlinksData = SettableFuture.create();
+    private ListenableFuture<InternalBacklinksData> getBacklinksDataForTaskId(
+            RootTaskInfo taskInfo) {
+        SettableFuture<InternalBacklinksData> backlinksData = SettableFuture.create();
         int taskId = taskInfo.taskId;
         mAssistContentRequester.requestAssistContent(taskId, assistContent ->
                 backlinksData.set(getBacklinksDataFromAssistContent(taskInfo, assistContent)));
@@ -273,7 +275,7 @@
     }
 
     /**
-     * A utility method to get {@link ClipData} to use for Backlinks functionality from
+     * A utility method to get {@link InternalBacklinksData} to use for Backlinks functionality from
      * {@link AssistContent} received from the app whose screenshot is taken.
      *
      * <p>There are multiple ways an app can provide deep-linkable data via {@link AssistContent}
@@ -289,14 +291,16 @@
      *
      * @param taskInfo {@link RootTaskInfo} of the task which provided the {@link AssistContent}.
      * @param content the {@link AssistContent} to map into Backlinks {@link ClipData}.
-     * @return {@link ClipData} that represents the Backlinks data.
+     * @return {@link InternalBacklinksData} that represents the Backlinks data along with app icon.
      */
-    private ClipData getBacklinksDataFromAssistContent(RootTaskInfo taskInfo,
+    private InternalBacklinksData getBacklinksDataFromAssistContent(RootTaskInfo taskInfo,
             @Nullable AssistContent content) {
         String appName = getAppNameOfTask(taskInfo);
         String packageName = taskInfo.topActivity.getPackageName();
-        ClipData fallback = ClipData.newIntent(appName,
+        Drawable appIcon = taskInfo.topActivityInfo.loadIcon(mPackageManager);
+        ClipData mainLauncherIntent = ClipData.newIntent(appName,
                 getMainLauncherIntentForPackage(packageName));
+        InternalBacklinksData fallback = new InternalBacklinksData(mainLauncherIntent, appIcon);
         if (content == null) {
             return fallback;
         }
@@ -306,7 +310,7 @@
             Uri uri = content.getWebUri();
             Intent backlinksIntent = new Intent(ACTION_VIEW).setData(uri);
             if (doesIntentResolveToSamePackage(backlinksIntent, packageName)) {
-                return ClipData.newRawUri(appName, uri);
+                return new InternalBacklinksData(ClipData.newRawUri(appName, uri), appIcon);
             }
         }
 
@@ -314,7 +318,8 @@
         if (content.isAppProvidedIntent()) {
             Intent backlinksIntent = content.getIntent();
             if (doesIntentResolveToSamePackage(backlinksIntent, packageName)) {
-                return ClipData.newIntent(appName, backlinksIntent);
+                return new InternalBacklinksData(ClipData.newIntent(appName, backlinksIntent),
+                        appIcon);
             }
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/appclips/InternalBacklinksData.kt b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/InternalBacklinksData.kt
new file mode 100644
index 0000000..0e312f9
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/appclips/InternalBacklinksData.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.screenshot.appclips
+
+import android.content.ClipData
+import android.graphics.drawable.Drawable
+
+/** A class to hold the [ClipData] for backlinks and the corresponding app's [Drawable] icon. */
+internal data class InternalBacklinksData(val clipData: ClipData, val appIcon: Drawable)
diff --git a/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflater.kt b/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflater.kt
index 468a873..cebc59b 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflater.kt
+++ b/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/binder/BrightnessMirrorInflater.kt
@@ -21,6 +21,7 @@
 import android.view.View
 import android.view.ViewGroup
 import androidx.core.view.isVisible
+import androidx.core.view.setPadding
 import com.android.systemui.res.R
 import com.android.systemui.settings.brightness.BrightnessSliderController
 
@@ -33,7 +34,15 @@
         val frame =
             (LayoutInflater.from(context).inflate(R.layout.brightness_mirror_container, null)
                     as ViewGroup)
-                .apply { isVisible = true }
+                .apply {
+                    isVisible = true
+                    // Match BrightnessMirrorController padding
+                    setPadding(
+                        context.resources.getDimensionPixelSize(
+                            R.dimen.rounded_slider_background_padding
+                        )
+                    )
+                }
         val sliderController = sliderControllerFactory.create(context, frame)
         sliderController.init()
         frame.addView(
diff --git a/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/viewModel/BrightnessMirrorViewModel.kt b/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/viewModel/BrightnessMirrorViewModel.kt
index 2651a994..79e8b87 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/viewModel/BrightnessMirrorViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/settings/brightness/ui/viewModel/BrightnessMirrorViewModel.kt
@@ -17,6 +17,7 @@
 package com.android.systemui.settings.brightness.ui.viewModel
 
 import android.content.res.Resources
+import android.util.Log
 import android.view.View
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Main
@@ -67,25 +68,45 @@
     override fun setLocationAndSize(view: View) {
         view.getLocationInWindow(tempPosition)
         val padding = resources.getDimensionPixelSize(R.dimen.rounded_slider_background_padding)
-        _toggleSlider?.rootView?.setPadding(padding, padding, padding, padding)
         // Account for desired padding
         _locationAndSize.value =
             LocationAndSize(
-                yOffset = tempPosition[1] - padding,
+                yOffsetFromContainer = view.findTopFromContainer() - padding,
+                yOffsetFromWindow = tempPosition[1] - padding,
                 width = view.measuredWidth + 2 * padding,
                 height = view.measuredHeight + 2 * padding,
             )
     }
 
+    private fun View.findTopFromContainer(): Int {
+        var out = 0
+        var view = this
+        while (view.id != R.id.quick_settings_container) {
+            out += view.top
+            val parent = view.parent as? View
+            if (parent == null) {
+                Log.wtf(TAG, "Couldn't find container in parents of $this")
+                break
+            }
+            view = parent
+        }
+        return out
+    }
+
     // Callbacks are used for indicating reinflation when the config changes in some ways (like
     // density). However, we don't need that as we recompose the view anyway
     override fun addCallback(listener: MirrorController.BrightnessMirrorListener) {}
 
     override fun removeCallback(listener: MirrorController.BrightnessMirrorListener) {}
+
+    companion object {
+        private const val TAG = "BrightnessMirrorViewModel"
+    }
 }
 
 data class LocationAndSize(
-    val yOffset: Int = 0,
+    val yOffsetFromContainer: Int = 0,
+    val yOffsetFromWindow: Int = 0,
     val width: Int = 0,
     val height: Int = 0,
 )
diff --git a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
index 8265cee..6b4e44f 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
+++ b/packages/SystemUI/src/com/android/systemui/shade/NotificationPanelViewController.java
@@ -148,7 +148,7 @@
 import com.android.systemui.keyguard.ui.viewmodel.GoneToDreamingLockscreenHostedTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.GoneToDreamingTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardBottomAreaViewModel;
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel;
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.LockscreenToDreamingTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.LockscreenToOccludedTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.OccludedToLockscreenTransitionViewModel;
@@ -775,7 +775,7 @@
             @Main CoroutineDispatcher mainDispatcher,
             KeyguardTransitionInteractor keyguardTransitionInteractor,
             DumpManager dumpManager,
-            KeyguardLongPressViewModel keyguardLongPressViewModel,
+            KeyguardTouchHandlingViewModel keyguardTouchHandlingViewModel,
             KeyguardInteractor keyguardInteractor,
             ActivityStarter activityStarter,
             SharedNotificationContainerInteractor sharedNotificationContainerInteractor,
@@ -970,7 +970,7 @@
         mKeyguardClockInteractor = keyguardClockInteractor;
         KeyguardLongPressViewBinder.bind(
                 mView.requireViewById(R.id.keyguard_long_press),
-                keyguardLongPressViewModel,
+                keyguardTouchHandlingViewModel,
                 () -> {
                     onEmptySpaceClick();
                     return Unit.INSTANCE;
@@ -1095,7 +1095,6 @@
         initBottomArea();
 
         mWakeUpCoordinator.setStackScroller(mNotificationStackScrollLayoutController);
-        mPulseExpansionHandler.setUp(mNotificationStackScrollLayoutController);
         mWakeUpCoordinator.addListener(new NotificationWakeUpCoordinator.WakeUpListener() {
             @Override
             public void onFullyHiddenChanged(boolean isFullyHidden) {
diff --git a/packages/SystemUI/src/com/android/systemui/shade/NotificationShadeWindowViewController.java b/packages/SystemUI/src/com/android/systemui/shade/NotificationShadeWindowViewController.java
index 47fd494..1c223db 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/NotificationShadeWindowViewController.java
+++ b/packages/SystemUI/src/com/android/systemui/shade/NotificationShadeWindowViewController.java
@@ -369,7 +369,9 @@
                 }
 
                 mFalsingCollector.onTouchEvent(ev);
-                mPulsingWakeupGestureHandler.onTouchEvent(ev);
+                if (!SceneContainerFlag.isEnabled()) {
+                    mPulsingWakeupGestureHandler.onTouchEvent(ev);
+                }
 
                 if (!SceneContainerFlag.isEnabled()
                         && mGlanceableHubContainerController.onTouchEvent(ev)) {
diff --git a/packages/SystemUI/src/com/android/systemui/shade/PulsingGestureListener.kt b/packages/SystemUI/src/com/android/systemui/shade/PulsingGestureListener.kt
index fe4832f0..062327d 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/PulsingGestureListener.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/PulsingGestureListener.kt
@@ -47,17 +47,19 @@
  * display state, wake-ups are handled by [com.android.systemui.doze.DozeSensors].
  */
 @SysUISingleton
-class PulsingGestureListener @Inject constructor(
-        private val falsingManager: FalsingManager,
-        private val dockManager: DockManager,
-        private val powerInteractor: PowerInteractor,
-        private val ambientDisplayConfiguration: AmbientDisplayConfiguration,
-        private val statusBarStateController: StatusBarStateController,
-        private val shadeLogger: ShadeLogger,
-        private val dozeInteractor: DozeInteractor,
-        userTracker: UserTracker,
-        tunerService: TunerService,
-        dumpManager: DumpManager
+class PulsingGestureListener
+@Inject
+constructor(
+    private val falsingManager: FalsingManager,
+    private val dockManager: DockManager,
+    private val powerInteractor: PowerInteractor,
+    private val ambientDisplayConfiguration: AmbientDisplayConfiguration,
+    private val statusBarStateController: StatusBarStateController,
+    private val shadeLogger: ShadeLogger,
+    private val dozeInteractor: DozeInteractor,
+    userTracker: UserTracker,
+    tunerService: TunerService,
+    dumpManager: DumpManager
 ) : GestureDetector.SimpleOnGestureListener(), Dumpable {
     private var doubleTapEnabled = false
     private var singleTapEnabled = false
@@ -66,21 +68,27 @@
         val tunable = Tunable { key: String?, _: String? ->
             when (key) {
                 Settings.Secure.DOZE_DOUBLE_TAP_GESTURE ->
-                    doubleTapEnabled = ambientDisplayConfiguration.doubleTapGestureEnabled(
-                            userTracker.userId)
+                    doubleTapEnabled =
+                        ambientDisplayConfiguration.doubleTapGestureEnabled(userTracker.userId)
                 Settings.Secure.DOZE_TAP_SCREEN_GESTURE ->
-                    singleTapEnabled = ambientDisplayConfiguration.tapGestureEnabled(
-                            userTracker.userId)
+                    singleTapEnabled =
+                        ambientDisplayConfiguration.tapGestureEnabled(userTracker.userId)
             }
         }
-        tunerService.addTunable(tunable,
-                Settings.Secure.DOZE_DOUBLE_TAP_GESTURE,
-                Settings.Secure.DOZE_TAP_SCREEN_GESTURE)
+        tunerService.addTunable(
+            tunable,
+            Settings.Secure.DOZE_DOUBLE_TAP_GESTURE,
+            Settings.Secure.DOZE_TAP_SCREEN_GESTURE
+        )
 
         dumpManager.registerDumpable(this)
     }
 
     override fun onSingleTapUp(e: MotionEvent): Boolean {
+        return onSingleTapUp(e.x, e.y)
+    }
+
+    fun onSingleTapUp(x: Float, y: Float): Boolean {
         val isNotDocked = !dockManager.isDocked
         shadeLogger.logSingleTapUp(statusBarStateController.isDozing, singleTapEnabled, isNotDocked)
         if (statusBarStateController.isDozing && singleTapEnabled && isNotDocked) {
@@ -89,11 +97,13 @@
             shadeLogger.logSingleTapUpFalsingState(proximityIsNotNear, isNotAFalseTap)
             if (proximityIsNotNear && isNotAFalseTap) {
                 shadeLogger.d("Single tap handled, requesting centralSurfaces.wakeUpIfDozing")
-                dozeInteractor.setLastTapToWakePosition(Point(e.x.toInt(), e.y.toInt()))
+                dozeInteractor.setLastTapToWakePosition(Point(x.toInt(), y.toInt()))
                 powerInteractor.wakeUpIfDozing("PULSING_SINGLE_TAP", PowerManager.WAKE_REASON_TAP)
             }
+
             return true
         }
+
         shadeLogger.d("onSingleTapUp event ignored")
         return false
     }
@@ -103,10 +113,18 @@
      * motion events for a double tap.
      */
     override fun onDoubleTapEvent(e: MotionEvent): Boolean {
+        if (e.actionMasked != MotionEvent.ACTION_UP) {
+            return false
+        }
+
+        return onDoubleTapEvent()
+    }
+
+    fun onDoubleTapEvent(): Boolean {
         // React to the [MotionEvent.ACTION_UP] event after double tap is detected. Falsing
         // checks MUST be on the ACTION_UP event.
-        if (e.actionMasked == MotionEvent.ACTION_UP &&
-                statusBarStateController.isDozing &&
+        if (
+            statusBarStateController.isDozing &&
                 (doubleTapEnabled || singleTapEnabled) &&
                 !falsingManager.isProximityNear &&
                 !falsingManager.isFalseDoubleTap
@@ -114,6 +132,7 @@
             powerInteractor.wakeUpIfDozing("PULSING_DOUBLE_TAP", PowerManager.WAKE_REASON_TAP)
             return true
         }
+
         return false
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/shade/ShadeControllerSceneImpl.kt b/packages/SystemUI/src/com/android/systemui/shade/ShadeControllerSceneImpl.kt
index ce321dc..5065baa 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/ShadeControllerSceneImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/ShadeControllerSceneImpl.kt
@@ -119,7 +119,7 @@
             if (delayed) {
                 scope.launch {
                     delay(125)
-                    animateCollapseShadeInternal()
+                    withContext(mainDispatcher) { animateCollapseShadeInternal() }
                 }
             } else {
                 animateCollapseShadeInternal()
diff --git a/packages/SystemUI/src/com/android/systemui/shade/domain/startable/ShadeStartable.kt b/packages/SystemUI/src/com/android/systemui/shade/domain/startable/ShadeStartable.kt
index 3f4bcba..354d379 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/domain/startable/ShadeStartable.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/domain/startable/ShadeStartable.kt
@@ -32,6 +32,8 @@
 import com.android.systemui.shade.shared.flag.DualShade
 import com.android.systemui.shade.shared.model.ShadeMode
 import com.android.systemui.shade.transition.ScrimShadeTransitionController
+import com.android.systemui.statusbar.PulseExpansionHandler
+import com.android.systemui.statusbar.notification.stack.NotificationStackScrollLayoutController
 import com.android.systemui.statusbar.policy.SplitShadeStateController
 import javax.inject.Inject
 import javax.inject.Provider
@@ -56,6 +58,8 @@
     private val sceneInteractorProvider: Provider<SceneInteractor>,
     private val panelExpansionInteractorProvider: Provider<PanelExpansionInteractor>,
     private val shadeExpansionStateManager: ShadeExpansionStateManager,
+    private val pulseExpansionHandler: PulseExpansionHandler,
+    private val nsslc: NotificationStackScrollLayoutController,
 ) : CoreStartable {
 
     override fun start() {
@@ -63,6 +67,7 @@
         hydrateShadeExpansionStateManager()
         logTouchesTo(touchLog)
         scrimShadeTransitionController.init()
+        pulseExpansionHandler.setUp(nsslc)
     }
 
     private fun hydrateShadeExpansionStateManager() {
diff --git a/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModel.kt b/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModel.kt
index b0100b9..2b2aac64 100644
--- a/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModel.kt
@@ -37,7 +37,6 @@
 import com.android.systemui.settings.brightness.ui.viewModel.BrightnessMirrorViewModel
 import com.android.systemui.shade.domain.interactor.ShadeInteractor
 import com.android.systemui.shade.shared.model.ShadeMode
-import com.android.systemui.statusbar.notification.stack.ui.viewmodel.NotificationsPlaceholderViewModel
 import com.android.systemui.unfold.domain.interactor.UnfoldTransitionInteractor
 import com.android.systemui.utils.coroutines.flow.flatMapLatestConflated
 import java.util.concurrent.atomic.AtomicBoolean
@@ -60,7 +59,6 @@
     @Application private val applicationScope: CoroutineScope,
     val qsSceneAdapter: QSSceneAdapter,
     val shadeHeaderViewModel: ShadeHeaderViewModel,
-    val notifications: NotificationsPlaceholderViewModel,
     val brightnessMirrorViewModel: BrightnessMirrorViewModel,
     val mediaCarouselInteractor: MediaCarouselInteractor,
     shadeInteractor: ShadeInteractor,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/data/model/StatusBarMode.kt b/packages/SystemUI/src/com/android/systemui/statusbar/data/model/StatusBarMode.kt
index 933d0ab..b467032 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/data/model/StatusBarMode.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/data/model/StatusBarMode.kt
@@ -16,13 +16,13 @@
 
 package com.android.systemui.statusbar.data.model
 
-import com.android.systemui.statusbar.phone.BarTransitions
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT
-import com.android.systemui.statusbar.phone.BarTransitions.TransitionMode
+import com.android.systemui.shared.statusbar.phone.BarTransitions
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_OPAQUE
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.TransitionMode
 
 /**
  * The possible status bar modes.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/lockscreen/LockscreenSmartspaceController.kt b/packages/SystemUI/src/com/android/systemui/statusbar/lockscreen/LockscreenSmartspaceController.kt
index af8a89d..ef4dffad 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/lockscreen/LockscreenSmartspaceController.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/lockscreen/LockscreenSmartspaceController.kt
@@ -305,26 +305,20 @@
         dumpManager.registerDumpable(this)
     }
 
-    fun isEnabled(): Boolean {
-        execution.assertIsMainThread()
+    val isEnabled: Boolean = plugin != null
 
-        return plugin != null
-    }
+    val isDateWeatherDecoupled: Boolean = datePlugin != null && weatherPlugin != null
 
-    fun isDateWeatherDecoupled(): Boolean {
-        execution.assertIsMainThread()
-
-        return datePlugin != null && weatherPlugin != null
-    }
-
-    fun isWeatherEnabled(): Boolean {
-       execution.assertIsMainThread()
-       val showWeather = secureSettings.getIntForUser(
-           LOCK_SCREEN_WEATHER_ENABLED,
-           1,
-           userTracker.userId) == 1
-       return showWeather
-    }
+    val isWeatherEnabled: Boolean
+        get() {
+            val showWeather =
+                secureSettings.getIntForUser(
+                    LOCK_SCREEN_WEATHER_ENABLED,
+                    1,
+                    userTracker.userId,
+                ) == 1
+            return showWeather
+        }
 
     private fun updateBypassEnabled() {
         val bypassEnabled = bypassController.bypassEnabled
@@ -337,10 +331,10 @@
     fun buildAndConnectDateView(parent: ViewGroup): View? {
         execution.assertIsMainThread()
 
-        if (!isEnabled()) {
+        if (!isEnabled) {
             throw RuntimeException("Cannot build view when not enabled")
         }
-        if (!isDateWeatherDecoupled()) {
+        if (!isDateWeatherDecoupled) {
             throw RuntimeException("Cannot build date view when not decoupled")
         }
 
@@ -361,10 +355,10 @@
     fun buildAndConnectWeatherView(parent: ViewGroup): View? {
         execution.assertIsMainThread()
 
-        if (!isEnabled()) {
+        if (!isEnabled) {
             throw RuntimeException("Cannot build view when not enabled")
         }
-        if (!isDateWeatherDecoupled()) {
+        if (!isDateWeatherDecoupled) {
             throw RuntimeException("Cannot build weather view when not decoupled")
         }
 
@@ -385,7 +379,7 @@
     fun buildAndConnectView(parent: ViewGroup): View? {
         execution.assertIsMainThread()
 
-        if (!isEnabled()) {
+        if (!isEnabled) {
             throw RuntimeException("Cannot build view when not enabled")
         }
 
@@ -577,7 +571,7 @@
     }
 
     private fun filterSmartspaceTarget(t: SmartspaceTarget): Boolean {
-        if (isDateWeatherDecoupled() && t.featureType == SmartspaceTarget.FEATURE_WEATHER) {
+        if (isDateWeatherDecoupled && t.featureType == SmartspaceTarget.FEATURE_WEATHER) {
             return false
         }
         if (!showNotifications) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/HeadsUpCoordinator.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/HeadsUpCoordinator.kt
index f98f77e..aff57bd 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/HeadsUpCoordinator.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/coordinator/HeadsUpCoordinator.kt
@@ -40,6 +40,7 @@
 import com.android.systemui.statusbar.notification.interruption.HeadsUpViewBinder
 import com.android.systemui.statusbar.notification.interruption.VisualInterruptionDecisionProvider
 import com.android.systemui.statusbar.notification.logKey
+import com.android.systemui.statusbar.notification.shared.GroupHunAnimationFix
 import com.android.systemui.statusbar.notification.stack.BUCKET_HEADS_UP
 import com.android.systemui.statusbar.policy.HeadsUpManager
 import com.android.systemui.statusbar.policy.OnHeadsUpChangedListener
@@ -726,6 +727,12 @@
      */
     private fun isAttemptingToShowHun(entry: ListEntry) =
         mHeadsUpManager.isHeadsUpEntry(entry.key) || isEntryBinding(entry)
+                || isHeadsUpAnimatingAway(entry)
+
+    private fun isHeadsUpAnimatingAway(entry: ListEntry): Boolean {
+        if (!GroupHunAnimationFix.isEnabled) return false
+        return entry.representativeEntry?.row?.isHeadsUpAnimatingAway ?: false
+    }
 
     /**
      * Whether the notification is already heads up/binding per [isAttemptingToShowHun] OR if it
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/CommonVisualInterruptionSuppressors.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/CommonVisualInterruptionSuppressors.kt
index 367aaad..48c89f8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/CommonVisualInterruptionSuppressors.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/CommonVisualInterruptionSuppressors.kt
@@ -22,19 +22,25 @@
 import android.app.Notification.CATEGORY_EVENT
 import android.app.Notification.CATEGORY_REMINDER
 import android.app.Notification.VISIBILITY_PRIVATE
+import android.app.NotificationManager
 import android.app.NotificationManager.IMPORTANCE_DEFAULT
 import android.app.NotificationManager.IMPORTANCE_HIGH
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
 import android.content.pm.PackageManager
 import android.content.pm.PackageManager.PERMISSION_GRANTED
 import android.database.ContentObserver
 import android.hardware.display.AmbientDisplayConfiguration
 import android.os.Handler
 import android.os.PowerManager
+import android.os.SystemProperties
 import android.provider.Settings
 import android.provider.Settings.Global.HEADS_UP_NOTIFICATIONS_ENABLED
 import android.provider.Settings.Global.HEADS_UP_OFF
 import com.android.internal.logging.UiEvent
 import com.android.internal.logging.UiEventLogger
+import com.android.internal.messages.nano.SystemMessageProto.SystemMessage
 import com.android.systemui.dagger.qualifiers.Main
 import com.android.systemui.plugins.statusbar.StatusBarStateController
 import com.android.systemui.settings.UserTracker
@@ -47,6 +53,7 @@
 import com.android.systemui.statusbar.notification.interruption.VisualInterruptionType.PULSE
 import com.android.systemui.statusbar.policy.BatteryController
 import com.android.systemui.statusbar.policy.HeadsUpManager
+import com.android.systemui.util.NotificationChannels
 import com.android.systemui.util.settings.GlobalSettings
 import com.android.systemui.util.settings.SystemSettings
 import com.android.systemui.util.time.SystemClock
@@ -244,12 +251,22 @@
         keyguardNotificationVisibilityProvider.shouldHideNotification(entry)
 }
 
+/**
+ * Set with:
+ * adb shell setprop persist.force_show_avalanche_edu_once 1 && adb shell stop; adb shell start
+ */
+private const val FORCE_SHOW_AVALANCHE_EDU_ONCE = "persist.force_show_avalanche_edu_once"
+
+private const val PREF_HAS_SEEN_AVALANCHE_EDU = "has_seen_avalanche_edu"
+
 class AvalancheSuppressor(
     private val avalancheProvider: AvalancheProvider,
     private val systemClock: SystemClock,
     private val systemSettings: SystemSettings,
     private val packageManager: PackageManager,
     private val uiEventLogger: UiEventLogger,
+    private val context: Context,
+    private val notificationManager: NotificationManager
 ) :
     VisualInterruptionFilter(
         types = setOf(PEEK, PULSE),
@@ -257,6 +274,24 @@
     ) {
     val TAG = "AvalancheSuppressor"
 
+    private val prefs = context.getSharedPreferences(context.packageName, Context.MODE_PRIVATE)
+
+    // SharedPreferences are persisted across reboots
+    var hasSeenEdu: Boolean
+        get() = prefs.getBoolean(PREF_HAS_SEEN_AVALANCHE_EDU, false)
+        set(value) = prefs.edit().putBoolean(PREF_HAS_SEEN_AVALANCHE_EDU, value).apply()
+
+    // Reset on reboot.
+    // The pipeline runs these suppressors many times very fast, so we must use a separate bool
+    // to force show for debug so that phone does not get stuck sending out infinite number of
+    // education HUNs.
+    private var hasShownOnceForDebug = false
+
+    private fun shouldShowEdu() : Boolean {
+        val forceShowOnce = SystemProperties.get(FORCE_SHOW_AVALANCHE_EDU_ONCE, "").equals("1")
+        return !hasSeenEdu || (forceShowOnce && !hasShownOnceForDebug)
+    }
+
     enum class State {
         ALLOW_CONVERSATION_AFTER_AVALANCHE,
         ALLOW_HIGH_PRIORITY_CONVERSATION_ANY_TIME,
@@ -309,9 +344,46 @@
         if (state != State.SUPPRESS) {
             return false
         }
+        if (shouldShowEdu()) {
+            showEdu()
+        }
         return true
     }
 
+    /**
+     * Show avalanche education HUN from SystemUI.
+     */
+    private fun showEdu() {
+        val res = context.resources
+        val titleStr = res.getString(
+            com.android.systemui.res.R.string.adaptive_notification_edu_hun_title)
+        val textStr = res.getString(
+            com.android.systemui.res.R.string.adaptive_notification_edu_hun_text)
+        val actionStr = res.getString(
+            com.android.systemui.res.R.string.go_to_adaptive_notification_settings)
+
+        val intent = Intent(Settings.ACTION_MANAGE_ADAPTIVE_NOTIFICATIONS)
+        val pendingIntent = PendingIntent.getActivity(
+            context, 0, intent,
+            PendingIntent.FLAG_IMMUTABLE
+        )
+
+        val builder =
+            Notification.Builder(context, NotificationChannels.ALERTS)
+                .setTicker(titleStr)
+                .setContentTitle(titleStr)
+                .setContentText(textStr)
+                .setSmallIcon(com.android.systemui.res.R.drawable.ic_settings)
+                .setCategory(Notification.CATEGORY_SYSTEM)
+                .setAutoCancel(true)
+                .addAction(android.R.drawable.button_onoff_indicator_off, actionStr, pendingIntent)
+                .setContentIntent(pendingIntent)
+
+        notificationManager.notify(SystemMessage.NOTE_ADAPTIVE_NOTIFICATIONS, builder.build())
+        hasSeenEdu = true
+        hasShownOnceForDebug = true;
+    }
+
     private fun calculateState(entry: NotificationEntry): State {
         if (
             entry.ranking.isConversation &&
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImpl.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImpl.kt
index 84f8662..96f94ca 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImpl.kt
@@ -15,6 +15,8 @@
  */
 package com.android.systemui.statusbar.notification.interruption
 
+import android.app.NotificationManager
+import android.content.Context
 import android.content.pm.PackageManager
 import android.hardware.display.AmbientDisplayConfiguration
 import android.os.Handler
@@ -68,7 +70,9 @@
     private val avalancheProvider: AvalancheProvider,
     private val systemSettings: SystemSettings,
     private val packageManager: PackageManager,
-    private val bubbles: Optional<Bubbles>
+    private val bubbles: Optional<Bubbles>,
+    private val context: Context,
+    private val notificationManager: NotificationManager
 ) : VisualInterruptionDecisionProvider {
 
     init {
@@ -179,7 +183,7 @@
         if (NotificationAvalancheSuppression.isEnabled) {
             addFilter(
                 AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                        uiEventLogger)
+                        uiEventLogger, context, notificationManager)
             )
             avalancheProvider.register()
         }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
index f73223f..4a043d3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
@@ -2869,14 +2869,16 @@
     }
 
     public boolean isExpanded(boolean allowOnKeyguard) {
-        // System expanded should be ignored in heads up state
         final boolean isHeadsUpState = ExpandHeadsUpOnInlineReply.isEnabled()
                 && canShowHeadsUp() && isHeadsUpState();
+        // System expanded should be ignored in pinned heads up state
+        final boolean isPinned = isHeadsUpState && isPinned();
         // Heads Up Notification can be expanded when it is pinned.
         final boolean isPinnedAndExpanded =
                 isHeadsUpState && isPinnedAndExpanded();
+
         return (!shouldShowPublic()) && (!mOnKeyguard || allowOnKeyguard)
-                && (!hasUserChangedExpansion() && !isHeadsUpState
+                && (!hasUserChangedExpansion() && !isPinned
                 && (isSystemExpanded() || isSystemChildExpanded())
                 || isUserExpanded() || isPinnedAndExpanded);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
index 96b1cf2..646d0b1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
@@ -1477,7 +1477,7 @@
             }
             if (hasRemoteInput) {
                 result.mView.setWrapper(wrapper);
-                result.mView.addOnVisibilityChangedListener(this::setRemoteInputVisible);
+                result.mView.setOnVisibilityChangedListener(this::setRemoteInputVisible);
 
                 if (existingPendingIntent != null || result.mView.isActive()) {
                     // The current action could be gone, or the pending intent no longer valid.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/GroupHunAnimationFix.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/GroupHunAnimationFix.kt
new file mode 100644
index 0000000..5867612
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/shared/GroupHunAnimationFix.kt
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.notification.shared
+
+import com.android.systemui.Flags
+import com.android.systemui.flags.FlagToken
+import com.android.systemui.flags.RefactorFlagUtils
+
+/** Helper for com.android.systemui.Flags.FLAG_NOTIFICATION_GROUP_HUN_REMOVAL_ANIMATION_FIX */
+@Suppress("NOTHING_TO_INLINE")
+object GroupHunAnimationFix {
+    const val FLAG_NAME = Flags.FLAG_NOTIFICATION_GROUP_HUN_REMOVAL_ANIMATION_FIX
+
+    /** A token used for dependency declaration */
+    val token: FlagToken
+        get() = FlagToken(FLAG_NAME, isEnabled)
+
+    /** Are sections sorted by time? */
+    @JvmStatic
+    inline val isEnabled
+        get() = Flags.notificationGroupHunRemovalAnimationFix()
+
+    /**
+     * Called to ensure code is only run when the flag is enabled. This protects users from the
+     * unintended behaviors caused by accidentally running new logic, while also crashing on an eng
+     * build to ensure that the refactor author catches issues in testing.
+     */
+    @JvmStatic
+    inline fun isUnexpectedlyInLegacyMode() =
+        RefactorFlagUtils.isUnexpectedlyInLegacyMode(isEnabled, FLAG_NAME)
+
+    /**
+     * Called to ensure code is only run when the flag is disabled. This will throw an exception if
+     * the flag is enabled to ensure that the refactor author catches issues in testing.
+     */
+    @JvmStatic
+    inline fun assertInLegacyMode() = RefactorFlagUtils.assertInLegacyMode(isEnabled, FLAG_NAME)
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayout.java
index ddfa86d..715c6e6 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayout.java
@@ -1500,6 +1500,7 @@
      * needed.
      */
     void setOnStackYChanged(Consumer<Boolean> onStackYChanged) {
+        SceneContainerFlag.assertInLegacyMode();
         mOnStackYChanged = onStackYChanged;
     }
 
@@ -2270,6 +2271,7 @@
 
     public void setOverscrollTopChangedListener(
             OnOverscrollTopChangedListener overscrollTopChangedListener) {
+        SceneContainerFlag.assertInLegacyMode();
         mOverscrollTopChangedListener = overscrollTopChangedListener;
     }
 
@@ -5705,6 +5707,7 @@
      * Set a listener to when scrolling changes.
      */
     public void setOnScrollListener(Consumer<Integer> listener) {
+        SceneContainerFlag.assertInLegacyMode();
         mScrollListener = listener;
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutController.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutController.java
index bf53ee2..12f8f69 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayoutController.java
@@ -1052,6 +1052,7 @@
 
     public void setOverscrollTopChangedListener(
             OnOverscrollTopChangedListener listener) {
+        SceneContainerFlag.assertInLegacyMode();
         mView.setOverscrollTopChangedListener(listener);
     }
 
@@ -1248,6 +1249,7 @@
     }
 
     public void setOnStackYChanged(Consumer<Boolean> onStackYChanged) {
+        SceneContainerFlag.assertInLegacyMode();
         mView.setOnStackYChanged(onStackYChanged);
     }
 
@@ -1750,6 +1752,7 @@
      * Set a listener to when scrolling changes.
      */
     public void setOnScrollListener(Consumer<Integer> listener) {
+        SceneContainerFlag.assertInLegacyMode();
         mView.setOnScrollListener(listener);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationScrollViewModel.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationScrollViewModel.kt
index ebb0d7d..57e52b7 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationScrollViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationScrollViewModel.kt
@@ -70,10 +70,10 @@
             ) { shadeExpansion, shadeMode, qsExpansion, transitionState, quickSettingsScene ->
                 when (transitionState) {
                     is ObservableTransitionState.Idle -> {
-                        if (transitionState.currentScene == Scenes.Lockscreen) {
-                            1f
-                        } else {
-                            shadeExpansion
+                        when (transitionState.currentScene) {
+                            Scenes.Lockscreen,
+                            Scenes.QuickSettings -> 1f
+                            else -> shadeExpansion
                         }
                     }
                     is ObservableTransitionState.Transition -> {
@@ -162,9 +162,13 @@
         stackAppearanceInteractor::setCurrentGestureOverscroll
 
     /** Whether the notification stack is scrollable or not. */
-    val isScrollable: Flow<Boolean> = sceneInteractor.currentScene.map {
-        sceneInteractor.isSceneInFamily(it, SceneFamilies.NotifShade) || it == Scenes.Lockscreen
-    }.dumpWhileCollecting("isScrollable")
+    val isScrollable: Flow<Boolean> =
+        sceneInteractor.currentScene
+            .map {
+                sceneInteractor.isSceneInFamily(it, SceneFamilies.NotifShade) ||
+                    it == Scenes.Lockscreen
+            }
+            .dumpWhileCollecting("isScrollable")
 
     /** Whether the notification stack is displayed in doze mode. */
     val isDozing: Flow<Boolean> by lazy {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModel.kt b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModel.kt
index 634bd7e..08e81d5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModel.kt
@@ -20,15 +20,16 @@
 import com.android.systemui.dump.DumpManager
 import com.android.systemui.flags.FeatureFlagsClassic
 import com.android.systemui.flags.Flags
-import com.android.systemui.keyguard.domain.interactor.KeyguardInteractor
 import com.android.systemui.scene.shared.flag.SceneContainerFlag
 import com.android.systemui.shade.domain.interactor.ShadeInteractor
+import com.android.systemui.shade.ui.viewmodel.ShadeSceneViewModel
 import com.android.systemui.statusbar.notification.stack.domain.interactor.NotificationStackAppearanceInteractor
 import com.android.systemui.statusbar.notification.stack.shared.model.ShadeScrimBounds
 import com.android.systemui.statusbar.notification.stack.shared.model.ShadeScrimRounding
 import com.android.systemui.util.kotlin.FlowDumperImpl
 import javax.inject.Inject
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.StateFlow
 
 /**
  * ViewModel used by the Notification placeholders inside the scene container to update the
@@ -41,8 +42,8 @@
     dumpManager: DumpManager,
     private val interactor: NotificationStackAppearanceInteractor,
     shadeInteractor: ShadeInteractor,
+    private val shadeSceneViewModel: ShadeSceneViewModel,
     featureFlags: FeatureFlagsClassic,
-    private val keyguardInteractor: KeyguardInteractor,
 ) : FlowDumperImpl(dumpManager) {
     /** DEBUG: whether the placeholder should be made slightly visible for positional debugging. */
     val isVisualDebuggingEnabled: Boolean = featureFlags.isEnabled(Flags.NSSL_DEBUG_LINES)
@@ -60,11 +61,19 @@
         interactor.setConstrainedAvailableSpace(height)
     }
 
+    /** Notifies that empty space on the notification scrim has been clicked. */
+    fun onEmptySpaceClicked() {
+        shadeSceneViewModel.onContentClicked()
+    }
+
     /** Sets the content alpha for the current state of the brightness mirror */
     fun setAlphaForBrightnessMirror(alpha: Float) {
         interactor.setAlphaForBrightnessMirror(alpha)
     }
 
+    /** Whether or not the notification scrim should be clickable. */
+    val isClickable: StateFlow<Boolean> = shadeSceneViewModel.isClickable
+
     /** Corner rounding of the stack */
     val shadeScrimRounding: Flow<ShadeScrimRounding> =
         interactor.shadeScrimRounding.dumpWhileCollecting("shadeScrimRounding")
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterImpl.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterImpl.kt
index fae0a46..97266c5 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterImpl.kt
@@ -126,6 +126,7 @@
         animationController: ActivityTransitionAnimator.Controller?,
         fillInIntent: Intent?,
         extraOptions: Bundle?,
+        customMessage: String?,
     ) {
         activityStarterInternal.startPendingIntentDismissingKeyguard(
             intent = intent,
@@ -135,6 +136,7 @@
             dismissShade = dismissShade,
             fillInIntent = fillInIntent,
             extraOptions = extraOptions,
+            customMessage = customMessage,
         )
     }
 
@@ -319,11 +321,13 @@
         intent: Intent,
         onlyProvisioned: Boolean,
         dismissShade: Boolean,
+        customMessage: String?,
     ) {
         activityStarterInternal.startActivityDismissingKeyguard(
             intent = intent,
             onlyProvisioned = onlyProvisioned,
             dismissShade = dismissShade,
+            customMessage = customMessage,
         )
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternal.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternal.kt
index cff9f5e..93ce6e8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternal.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternal.kt
@@ -42,6 +42,7 @@
         skipLockscreenChecks: Boolean = false,
         fillInIntent: Intent? = null,
         extraOptions: Bundle? = null,
+        customMessage: String? = null,
     )
 
     /** Starts an activity after dismissing keyguard. */
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternalImpl.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternalImpl.kt
index dbb95e6..ae98e1d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternalImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ActivityStarterInternalImpl.kt
@@ -42,7 +42,8 @@
         showOverLockscreen: Boolean,
         skipLockscreenChecks: Boolean,
         fillInIntent: Intent?,
-        extraOptions: Bundle?
+        extraOptions: Bundle?,
+        customMessage: String?,
     ) {
         TODO("Not yet implemented b/308819693")
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfaces.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfaces.java
index d75a738..0a02381 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfaces.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfaces.java
@@ -44,6 +44,7 @@
 import com.android.systemui.navigationbar.NavigationBarView;
 import com.android.systemui.plugins.ActivityStarter.OnDismissAction;
 import com.android.systemui.qs.QSPanelController;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
 import com.android.systemui.util.Compile;
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesImpl.java
index 5c262f3..491db30 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/CentralSurfacesImpl.java
@@ -181,6 +181,7 @@
 import com.android.systemui.shade.ShadeSurface;
 import com.android.systemui.shade.ShadeViewController;
 import com.android.systemui.shared.recents.utilities.Utilities;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.statusbar.AutoHideUiElement;
 import com.android.systemui.statusbar.CircleReveal;
 import com.android.systemui.statusbar.CommandQueue;
@@ -1328,7 +1329,9 @@
                                                 .putExtra(Intent.EXTRA_TEXT, message.toString()),
                                         "Share rejected touch report")
                                 .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK),
-                        true /* onlyProvisioned */, true /* dismissShade */);
+                        true /* onlyProvisioned */,
+                        true /* dismissShade */,
+                        null /* customMessage */);
             });
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java
index c5dcb09..4ce9010 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/HeadsUpManagerPhone.java
@@ -31,6 +31,7 @@
 import com.android.internal.logging.UiEventLogger;
 import com.android.internal.policy.SystemBarUtils;
 import com.android.systemui.dagger.SysUISingleton;
+import com.android.systemui.dagger.qualifiers.Background;
 import com.android.systemui.dagger.qualifiers.Main;
 import com.android.systemui.plugins.statusbar.StatusBarStateController;
 import com.android.systemui.plugins.statusbar.StatusBarStateController.StateListener;
@@ -105,6 +106,8 @@
     private boolean mIsExpanded;
     private int mStatusBarState;
     private AnimationStateHandler mAnimationStateHandler;
+
+    private Handler mBgHandler;
     private int mHeadsUpInset;
 
     // Used for determining the region for touch interaction
@@ -149,7 +152,8 @@
             UiEventLogger uiEventLogger,
             JavaAdapter javaAdapter,
             ShadeInteractor shadeInteractor,
-            AvalancheController avalancheController) {
+            AvalancheController avalancheController,
+            @Background Handler bgHandler) {
         super(context, logger, handler, globalSettings, systemClock, executor,
                 accessibilityManagerWrapper, uiEventLogger, avalancheController);
         Resources resources = mContext.getResources();
@@ -159,7 +163,7 @@
         mGroupMembershipManager = groupMembershipManager;
         mVisualStabilityProvider = visualStabilityProvider;
         mAvalancheController = avalancheController;
-
+        mBgHandler = bgHandler;
         updateResources();
         configurationController.addCallback(new ConfigurationController.ConfigurationListener() {
             @Override
@@ -401,7 +405,11 @@
             // Waiting HUNs in AvalancheController are still promoted to the HUN section and thus
             // seen in open shade; clear them so we don't show them again when the shade closes and
             // reordering is allowed again.
-            mAvalancheController.logDroppedHuns(mAvalancheController.getWaitingKeys().size());
+            int waitingKeysSize = mAvalancheController.getWaitingKeys().size();
+            mBgHandler.post(() -> {
+                // Do this in the background to avoid missing frames when closing the shade
+                mAvalancheController.logDroppedHuns(waitingKeysSize);
+            });
             mAvalancheController.clearNext();
 
             // In open shade the first HUN is pinned, and visual stability logic prevents us from
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaViewController.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaViewController.kt
index 8a45ec1..4aece3d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaViewController.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaViewController.kt
@@ -42,7 +42,7 @@
     }
 
     override fun onViewAttached() {
-        if (!smartspaceRelocateToBottom() || !smartspaceController.isEnabled()) {
+        if (!smartspaceRelocateToBottom() || !smartspaceController.isEnabled) {
             return
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImpl.kt b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImpl.kt
index e96326a..bcb613f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LegacyActivityStarterInternalImpl.kt
@@ -232,6 +232,7 @@
         skipLockscreenChecks: Boolean,
         fillInIntent: Intent?,
         extraOptions: Bundle?,
+        customMessage: String?,
     ) {
         val animationController =
             if (associatedView is ExpandableNotificationRow) {
@@ -340,6 +341,7 @@
                     afterKeyguardGone = willLaunchResolverActivity,
                     dismissShade = collapse,
                     willAnimateOnKeyguard = animate,
+                    customMessage = customMessage,
                 )
             }
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
index eec617b..a33996b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
@@ -19,8 +19,8 @@
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;
 
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
 
 import android.content.Context;
 import android.graphics.Rect;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
index ae3f923..6676a7f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
@@ -23,6 +23,7 @@
 import android.view.View;
 
 import com.android.systemui.res.R;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 
 public final class PhoneStatusBarTransitions extends BarTransitions {
     private static final float ICON_ALPHA_WHEN_NOT_OPAQUE = 1;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarDemoMode.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarDemoMode.java
index 29c1372..25b8bfe0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarDemoMode.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarDemoMode.java
@@ -16,11 +16,11 @@
 
 package com.android.systemui.statusbar.phone;
 
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSLUCENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_WARNING;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_OPAQUE;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSLUCENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_WARNING;
 import static com.android.systemui.statusbar.phone.fragment.dagger.StatusBarFragmentModule.OPERATOR_NAME_VIEW;
 
 import android.annotation.NonNull;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BaseHeadsUpManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BaseHeadsUpManager.java
index fad5df8..220e729 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BaseHeadsUpManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BaseHeadsUpManager.java
@@ -834,6 +834,7 @@
          * @return true if the notification is sticky
          */
         public boolean isSticky() {
+            if (mEntry == null) return false;
             return (mEntry.isRowPinned() && mExpanded)
                     || mRemoteInputActive
                     || hasFullScreenIntent(mEntry);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/RemoteInputView.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/RemoteInputView.java
index 1fc7bf4..31776cf 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/RemoteInputView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/RemoteInputView.java
@@ -115,7 +115,7 @@
     private final SendButtonTextWatcher mTextWatcher;
     private final TextView.OnEditorActionListener mEditorActionHandler;
     private final ArrayList<Runnable> mOnSendListeners = new ArrayList<>();
-    private final ArrayList<Consumer<Boolean>> mOnVisibilityChangedListeners = new ArrayList<>();
+    private Consumer<Boolean> mOnVisibilityChangedListener = null;
     private final ArrayList<OnFocusChangeListener> mEditTextFocusChangeListeners =
             new ArrayList<>();
 
@@ -733,24 +733,17 @@
      * {@link #getVisibility()} would return {@link View#VISIBLE}, and {@code false} it would return
      * any other value.
      */
-    public void addOnVisibilityChangedListener(Consumer<Boolean> listener) {
-        mOnVisibilityChangedListeners.add(listener);
-    }
-
-    /**
-     * Unregister a listener previously registered via
-     * {@link #addOnVisibilityChangedListener(Consumer)}.
-     */
-    public void removeOnVisibilityChangedListener(Consumer<Boolean> listener) {
-        mOnVisibilityChangedListeners.remove(listener);
+    public void setOnVisibilityChangedListener(Consumer<Boolean> listener) {
+        mOnVisibilityChangedListener = listener;
     }
 
     @Override
     protected void onVisibilityChanged(View changedView, int visibility) {
         super.onVisibilityChanged(changedView, visibility);
         if (changedView == this) {
-            for (Consumer<Boolean> listener : new ArrayList<>(mOnVisibilityChangedListeners)) {
-                listener.accept(visibility == VISIBLE);
+            final Consumer<Boolean> visibilityChangedListener = mOnVisibilityChangedListener;
+            if (visibilityChangedListener != null) {
+                visibilityChangedListener.accept(visibility == VISIBLE);
             }
             // Hide soft-keyboard when the input view became invisible
             // (i.e. The notification shade collapsed by pressing the home key)
diff --git a/packages/SystemUI/src/com/android/systemui/stylus/StylusUsiPowerUI.kt b/packages/SystemUI/src/com/android/systemui/stylus/StylusUsiPowerUI.kt
index 2797b8d..e9f4374 100644
--- a/packages/SystemUI/src/com/android/systemui/stylus/StylusUsiPowerUI.kt
+++ b/packages/SystemUI/src/com/android/systemui/stylus/StylusUsiPowerUI.kt
@@ -36,10 +36,10 @@
 import com.android.internal.logging.InstanceId
 import com.android.internal.logging.InstanceIdSequence
 import com.android.internal.logging.UiEventLogger
-import com.android.systemui.res.R
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.log.DebugLogger.debugLog
+import com.android.systemui.res.R
 import com.android.systemui.shared.hardware.hasInputDevice
 import com.android.systemui.shared.hardware.isAnyStylusSource
 import com.android.systemui.util.NotificationChannels
@@ -65,8 +65,10 @@
     private var batteryCapacity = 1.0f
     private var suppressed = false
     private var instanceId: InstanceId? = null
-    @VisibleForTesting var inputDeviceId: Int? = null
-      private set
+    @VisibleForTesting
+    var inputDeviceId: Int? = null
+        private set
+
     @VisibleForTesting var instanceIdSequence = InstanceIdSequence(1 shl 13)
 
     fun init() {
@@ -113,7 +115,7 @@
             inputDeviceId = deviceId
             if (batteryState.capacity == batteryCapacity || batteryState.capacity <= 0f)
                 return@updateBattery
-
+            // Note that batteryState.capacity == NaN will fall through to here
             batteryCapacity = batteryState.capacity
             debugLog {
                 "Updating notification battery state to $batteryCapacity " +
@@ -172,7 +174,7 @@
     }
 
     private fun isBatteryBelowThreshold(): Boolean {
-        return batteryCapacity <= LOW_BATTERY_THRESHOLD
+        return !batteryCapacity.isNaN() && batteryCapacity <= LOW_BATTERY_THRESHOLD
     }
 
     private fun hasConnectedBluetoothStylus(): Boolean {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
index 1ae5614..2e7b05a 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/dagger/AudioModule.kt
@@ -32,6 +32,7 @@
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Application
 import com.android.systemui.dagger.qualifiers.Background
+import com.android.systemui.volume.shared.VolumeLogger
 import dagger.Module
 import dagger.Provides
 import kotlin.coroutines.CoroutineContext
@@ -58,6 +59,7 @@
             contentResolver: ContentResolver,
             @Background coroutineContext: CoroutineContext,
             @Application coroutineScope: CoroutineScope,
+            volumeLogger: VolumeLogger,
         ): AudioRepository =
             AudioRepositoryImpl(
                 intentsReceiver,
@@ -65,6 +67,7 @@
                 contentResolver,
                 coroutineContext,
                 coroutineScope,
+                volumeLogger,
             )
 
         @Provides
diff --git a/packages/SystemUI/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModel.kt b/packages/SystemUI/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModel.kt
index c18573e..521f608 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModel.kt
@@ -26,6 +26,7 @@
 import com.android.settingslib.volume.shared.model.RingerMode
 import com.android.systemui.common.shared.model.Icon
 import com.android.systemui.res.R
+import com.android.systemui.volume.panel.shared.VolumePanelLogger
 import com.android.systemui.volume.panel.ui.VolumePanelUiEvent
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedFactory
@@ -51,6 +52,7 @@
     private val context: Context,
     private val audioVolumeInteractor: AudioVolumeInteractor,
     private val uiEventLogger: UiEventLogger,
+    private val volumePanelLogger: VolumePanelLogger,
 ) : SliderViewModel {
 
     private val volumeChanges = MutableStateFlow<Int?>(null)
@@ -105,6 +107,7 @@
                 audioVolumeInteractor.canChangeVolume(audioStream),
                 audioVolumeInteractor.ringerMode,
             ) { model, isEnabled, ringerMode ->
+                volumePanelLogger.onVolumeUpdateReceived(audioStream, model.volume)
                 model.toState(isEnabled, ringerMode)
             }
             .stateIn(coroutineScope, SharingStarted.Eagerly, SliderState.Empty)
@@ -112,7 +115,10 @@
     init {
         volumeChanges
             .filterNotNull()
-            .onEach { audioVolumeInteractor.setVolume(audioStream, it) }
+            .onEach {
+                volumePanelLogger.onSetVolumeRequested(audioStream, it)
+                audioVolumeInteractor.setVolume(audioStream, it)
+            }
             .launchIn(coroutineScope)
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/volume/panel/shared/VolumePanelLogger.kt b/packages/SystemUI/src/com/android/systemui/volume/panel/shared/VolumePanelLogger.kt
new file mode 100644
index 0000000..cc513b5
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/volume/panel/shared/VolumePanelLogger.kt
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.volume.panel.shared
+
+import com.android.settingslib.volume.shared.model.AudioStream
+import com.android.systemui.log.LogBuffer
+import com.android.systemui.log.core.LogLevel
+import com.android.systemui.log.dagger.VolumeLog
+import com.android.systemui.volume.panel.dagger.scope.VolumePanelScope
+import javax.inject.Inject
+
+private const val TAG = "SysUI_VolumePanel"
+
+/** Logs events related to the Volume Panel. */
+@VolumePanelScope
+class VolumePanelLogger @Inject constructor(@VolumeLog private val logBuffer: LogBuffer) {
+
+    fun onSetVolumeRequested(audioStream: AudioStream, volume: Int) {
+        logBuffer.log(
+            TAG,
+            LogLevel.DEBUG,
+            {
+                str1 = audioStream.toString()
+                int1 = volume
+            },
+            { "Set volume: stream=$str1 volume=$int1" }
+        )
+    }
+
+    fun onVolumeUpdateReceived(audioStream: AudioStream, volume: Int) {
+        logBuffer.log(
+            TAG,
+            LogLevel.DEBUG,
+            {
+                str1 = audioStream.toString()
+                int1 = volume
+            },
+            { "Volume update received: stream=$str1 volume=$int1" }
+        )
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt b/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt
new file mode 100644
index 0000000..869a82a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/volume/shared/VolumeLogger.kt
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.volume.shared
+
+import com.android.settingslib.volume.data.repository.AudioRepositoryImpl
+import com.android.settingslib.volume.shared.model.AudioStream
+import com.android.settingslib.volume.shared.model.AudioStreamModel
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.log.LogBuffer
+import com.android.systemui.log.core.LogLevel
+import com.android.systemui.log.dagger.VolumeLog
+import javax.inject.Inject
+
+private const val TAG = "SysUI_Volume"
+
+/** Logs general System UI volume events. */
+@SysUISingleton
+class VolumeLogger @Inject constructor(@VolumeLog private val logBuffer: LogBuffer) :
+    AudioRepositoryImpl.Logger {
+
+    override fun onSetVolumeRequested(audioStream: AudioStream, volume: Int) {
+        logBuffer.log(
+            TAG,
+            LogLevel.DEBUG,
+            {
+                str1 = audioStream.toString()
+                int1 = volume
+            },
+            { "Set volume: stream=$str1 volume=$int1" }
+        )
+    }
+
+    override fun onVolumeUpdateReceived(audioStream: AudioStream, model: AudioStreamModel) {
+        logBuffer.log(
+            TAG,
+            LogLevel.DEBUG,
+            {
+                str1 = audioStream.toString()
+                int1 = model.volume
+            },
+            { "Volume update received: stream=$str1 volume=$int1" }
+        )
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/wmshell/WMShell.java b/packages/SystemUI/src/com/android/systemui/wmshell/WMShell.java
index ec9b5cf..3f1ec85 100644
--- a/packages/SystemUI/src/com/android/systemui/wmshell/WMShell.java
+++ b/packages/SystemUI/src/com/android/systemui/wmshell/WMShell.java
@@ -20,8 +20,9 @@
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_BUBBLES_EXPANDED;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_BUBBLES_MANAGE_MENU_EXPANDED;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_DIALOG_SHOWING;
-import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_FREEFORM_ACTIVE_IN_DESKTOP_MODE;
+import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_DISABLE_GESTURE_SPLIT_INVOCATION;
+import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_FREEFORM_ACTIVE_IN_DESKTOP_MODE;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NOTIFICATION_PANEL_EXPANDED;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_ONE_HANDED_ACTIVE;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_QUICK_SETTINGS_EXPANDED;
@@ -66,6 +67,7 @@
 import com.android.wm.shell.onehanded.OneHandedTransitionCallback;
 import com.android.wm.shell.onehanded.OneHandedUiEventLogger;
 import com.android.wm.shell.pip.Pip;
+import com.android.wm.shell.pip.PipTransitionController;
 import com.android.wm.shell.recents.RecentTasks;
 import com.android.wm.shell.splitscreen.SplitScreen;
 import com.android.wm.shell.sysui.ShellInterface;
@@ -249,7 +251,25 @@
                 pip.showPictureInPictureMenu();
             }
         });
+        pip.registerPipTransitionCallback(
+                new PipTransitionController.PipTransitionCallback() {
+                    @Override
+                    public void onPipTransitionStarted(int direction, Rect pipBounds) {
+                        mSysUiState.setFlag(SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING, true)
+                                .commitUpdate(mDisplayTracker.getDefaultDisplayId());
+                    }
 
+                    @Override
+                    public void onPipTransitionFinished(int direction) {
+                        mSysUiState.setFlag(SYSUI_STATE_DISABLE_GESTURE_PIP_ANIMATING, false)
+                                .commitUpdate(mDisplayTracker.getDefaultDisplayId());
+                    }
+
+                    @Override
+                    public void onPipTransitionCanceled(int direction) {
+                        // No op.
+                    }
+                }, mSysUiMainExecutor);
         mSysUiState.addCallback(sysUiStateFlag -> {
             mIsSysUiStateValid = (sysUiStateFlag & INVALID_SYSUI_STATE_MASK) == 0;
             pip.onSystemUiStateChanged(mIsSysUiStateValid, sysUiStateFlag);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
index 0ed40e9..97f5efc 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.systemui.biometrics.ui.kosmos.promptViewmodel
+package com.android.systemui.biometrics.ui.viewmodel
 
 import android.app.ActivityManager.RunningTaskInfo
 import android.content.ComponentName
@@ -66,12 +66,6 @@
 import com.android.systemui.biometrics.shared.model.toSensorStrength
 import com.android.systemui.biometrics.shared.model.toSensorType
 import com.android.systemui.biometrics.udfpsUtils
-import com.android.systemui.biometrics.ui.viewmodel.FingerprintStartMode
-import com.android.systemui.biometrics.ui.viewmodel.PromptMessage
-import com.android.systemui.biometrics.ui.viewmodel.PromptPosition
-import com.android.systemui.biometrics.ui.viewmodel.PromptSize
-import com.android.systemui.biometrics.ui.viewmodel.iconProvider
-import com.android.systemui.biometrics.ui.viewmodel.promptViewModel
 import com.android.systemui.concurrency.fakeExecutor
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.coroutines.collectValues
diff --git a/packages/SystemUI/tests/src/com/android/systemui/complication/DreamHomeControlsComplicationTest.java b/packages/SystemUI/tests/src/com/android/systemui/complication/DreamHomeControlsComplicationTest.java
index ddf69b5..c2173c4 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/complication/DreamHomeControlsComplicationTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/complication/DreamHomeControlsComplicationTest.java
@@ -132,7 +132,7 @@
     public void complicationAvailability_serviceNotAvailable_noFavorites_doNotAddComplication() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setHaveFavorites(false);
@@ -145,7 +145,7 @@
     public void complicationAvailability_serviceAvailable_noFavorites_doNotAddComplication() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setHaveFavorites(false);
@@ -158,7 +158,7 @@
     public void complicationAvailability_serviceAvailable_noFavorites_panel_addComplication() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setHaveFavorites(false);
@@ -171,7 +171,7 @@
     public void complicationAvailability_serviceNotAvailable_haveFavorites_doNotAddComplication() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setHaveFavorites(true);
@@ -184,7 +184,7 @@
     public void complicationAvailability_serviceAvailable_haveFavorites_addComplication() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setHaveFavorites(true);
@@ -197,7 +197,7 @@
     public void complicationAvailability_checkAvailabilityWhenDreamOverlayBecomesActive() {
         final DreamHomeControlsComplication.Registrant registrant =
                 new DreamHomeControlsComplication.Registrant(mComplication,
-                        mDreamOverlayStateController, mControlsComponent, mMonitor, false);
+                        mDreamOverlayStateController, mControlsComponent, mMonitor);
         registrant.start();
 
         setServiceAvailable(true);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/globalactions/GlobalActionsDialogLiteTest.java b/packages/SystemUI/tests/src/com/android/systemui/globalactions/GlobalActionsDialogLiteTest.java
index e2cca38..b58eb49 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/globalactions/GlobalActionsDialogLiteTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/globalactions/GlobalActionsDialogLiteTest.java
@@ -23,6 +23,7 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
@@ -33,13 +34,20 @@
 import android.app.IActivityManager;
 import android.app.admin.DevicePolicyManager;
 import android.app.trust.TrustManager;
+import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.UserInfo;
 import android.content.res.Resources;
 import android.graphics.Color;
+import android.hardware.biometrics.BiometricManager;
+import android.hardware.biometrics.BiometricPrompt;
+import android.hardware.biometrics.Flags;
 import android.media.AudioManager;
 import android.os.Handler;
 import android.os.UserManager;
+import android.platform.test.annotations.RequiresFlagsEnabled;
+import android.platform.test.flag.junit.CheckFlagsRule;
+import android.platform.test.flag.junit.DeviceFlagsValueProvider;
 import android.provider.Settings;
 import android.service.dreams.IDreamManager;
 import android.testing.TestableLooper;
@@ -88,6 +96,7 @@
 import com.android.systemui.util.settings.SecureSettings;
 
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
@@ -102,6 +111,9 @@
 @RunWith(AndroidJUnit4.class)
 @TestableLooper.RunWithLooper(setAsMainLooper = true)
 public class GlobalActionsDialogLiteTest extends SysuiTestCase {
+    @Rule
+    public final CheckFlagsRule mCheckFlagsRule =
+            DeviceFlagsValueProvider.createCheckFlagsRule();
     private GlobalActionsDialogLite mGlobalActionsDialogLite;
 
     @Mock private GlobalActions.GlobalActionsManager mWindowManagerFuncs;
@@ -141,6 +153,7 @@
     @Mock private DialogTransitionAnimator mDialogTransitionAnimator;
     @Mock private SelectedUserInteractor mSelectedUserInteractor;
     @Mock private OnBackInvokedDispatcher mOnBackInvokedDispatcher;
+    @Mock private BiometricManager mBiometricManager;
     @Captor private ArgumentCaptor<OnBackInvokedCallback> mOnBackInvokedCallback;
 
     private TestableLooper mTestableLooper;
@@ -157,10 +170,13 @@
         when(mUserContextProvider.getUserContext()).thenReturn(mContext);
         when(mResources.getConfiguration()).thenReturn(
                 getContext().getResources().getConfiguration());
+        when(mBiometricManager.canAuthenticate(anyInt())).thenReturn(
+                BiometricManager.BIOMETRIC_ERROR_HW_UNAVAILABLE);
 
         mGlobalSettings = new FakeGlobalSettings();
         mSecureSettings = new FakeSettings();
         mInteractor = mKosmos.getGlobalActionsInteractor();
+        mContext.addMockSystemService(Context.BIOMETRIC_SERVICE, mBiometricManager);
 
         mGlobalActionsDialogLite = new GlobalActionsDialogLite(mContext,
                 mWindowManagerFuncs,
@@ -551,6 +567,35 @@
     }
 
     @Test
+    @RequiresFlagsEnabled(Flags.FLAG_MANDATORY_BIOMETRICS)
+    public void requestBiometricAuth_whenShutDownShortPressAndMandatoryBiometricsActive() {
+        mGlobalActionsDialogLite = spy(mGlobalActionsDialogLite);
+        ArgumentCaptor<BiometricPrompt.AuthenticationCallback>
+                authenticationCallbackArgumentCaptor = ArgumentCaptor.forClass(
+                        BiometricPrompt.AuthenticationCallback.class);
+
+        when(mBiometricManager.canAuthenticate(
+                BiometricManager.Authenticators.MANDATORY_BIOMETRICS)).thenReturn(
+                        BiometricManager.BIOMETRIC_SUCCESS);
+        doNothing().when(mGlobalActionsDialogLite).launchBiometricPromptForMandatoryBiometrics(
+                any());
+
+        GlobalActionsDialogLite.ShutDownAction shutDownAction =
+                mGlobalActionsDialogLite.new ShutDownAction();
+        shutDownAction.onPress();
+
+        verify(mGlobalActionsDialogLite).launchBiometricPromptForMandatoryBiometrics(
+                authenticationCallbackArgumentCaptor.capture());
+
+        BiometricPrompt.AuthenticationCallback authenticationCallback =
+                authenticationCallbackArgumentCaptor.getValue();
+        authenticationCallback.onAuthenticationSucceeded(null);
+
+        verifyLogPosted(GlobalActionsDialogLite.GlobalActionsEvent.GA_SHUTDOWN_PRESS);
+        verify(mWindowManagerFuncs).shutdown();
+    }
+
+    @Test
     public void testShouldLogLockdownPress() {
         GlobalActionsDialogLite.LockDownAction lockDownAction =
                 mGlobalActionsDialogLite.new LockDownAction();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepositoryTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepositoryTest.kt
new file mode 100644
index 0000000..6985439
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperCategoriesRepositoryTest.kt
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.keyboard.shortcut.data.repository
+
+import android.view.KeyEvent
+import android.view.KeyboardShortcutGroup
+import android.view.KeyboardShortcutInfo
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.coroutines.collectLastValue
+import com.android.systemui.keyboard.shortcut.shared.model.Shortcut
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCommand
+import com.android.systemui.keyboard.shortcut.shared.model.shortcutCategory
+import com.android.systemui.keyboard.shortcut.shortcutHelperCategoriesRepository
+import com.android.systemui.keyboard.shortcut.shortcutHelperTestHelper
+import com.android.systemui.kosmos.testDispatcher
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.testKosmos
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.UnconfinedTestDispatcher
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class ShortcutHelperCategoriesRepositoryTest : SysuiTestCase() {
+    @OptIn(ExperimentalCoroutinesApi::class)
+    private val kosmos = testKosmos().also { it.testDispatcher = UnconfinedTestDispatcher() }
+    private val repo = kosmos.shortcutHelperCategoriesRepository
+    private val helper = kosmos.shortcutHelperTestHelper
+    private val testScope = kosmos.testScope
+
+    @Test
+    fun stateActive_imeShortcuts_shortcutInfoCorrectlyConverted() =
+        testScope.runTest {
+            helper.setImeShortcuts(imeShortcutsGroupWithPreviousLanguageSwitchShortcut)
+            val imeShortcutCategory by collectLastValue(repo.imeShortcutsCategory)
+
+            helper.showFromActivity()
+
+            assertThat(imeShortcutCategory)
+                .isEqualTo(expectedImeShortcutCategoryWithPreviousLanguageSwitchShortcut)
+        }
+
+    @Test
+    fun stateActive_imeShortcuts_discardUnsupportedShortcutInfoModifiers() =
+        testScope.runTest {
+            helper.setImeShortcuts(imeShortcutsGroupWithUnsupportedShortcutModifiers)
+            val imeShortcutCategory by collectLastValue(repo.imeShortcutsCategory)
+
+            helper.showFromActivity()
+
+            assertThat(imeShortcutCategory)
+                .isEqualTo(expectedImeShortcutCategoryWithDiscardedUnsupportedShortcuts)
+        }
+
+    private val switchToPreviousLanguageCommand =
+        ShortcutCommand(
+            listOf(KeyEvent.META_CTRL_ON, KeyEvent.META_SHIFT_ON, KeyEvent.KEYCODE_SPACE)
+        )
+
+    private val expectedImeShortcutCategoryWithDiscardedUnsupportedShortcuts =
+        shortcutCategory(ShortcutCategoryType.IME) { subCategory("input", emptyList()) }
+
+    private val switchToPreviousLanguageKeyboardShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ "switch to previous language",
+            /* keycode = */ switchToPreviousLanguageCommand.keyCodes[2],
+            /* modifiers = */ switchToPreviousLanguageCommand.keyCodes[0] or
+                switchToPreviousLanguageCommand.keyCodes[1],
+        )
+
+    private val expectedImeShortcutCategoryWithPreviousLanguageSwitchShortcut =
+        shortcutCategory(ShortcutCategoryType.IME) {
+            subCategory(
+                "input",
+                listOf(
+                    Shortcut(
+                        switchToPreviousLanguageKeyboardShortcutInfo.label!!.toString(),
+                        listOf(switchToPreviousLanguageCommand)
+                    )
+                )
+            )
+        }
+
+    private val imeShortcutsGroupWithPreviousLanguageSwitchShortcut =
+        listOf(
+            KeyboardShortcutGroup(
+                "input",
+                listOf(
+                    switchToPreviousLanguageKeyboardShortcutInfo,
+                )
+            )
+        )
+
+    private val shortcutInfoWithUnsupportedModifier =
+        KeyboardShortcutInfo(
+            /* label = */ "unsupported shortcut",
+            /* keycode = */ KeyEvent.KEYCODE_SPACE,
+            /* modifiers = */ 32
+        )
+
+    private val imeShortcutsGroupWithUnsupportedShortcutModifiers =
+        listOf(
+            KeyboardShortcutGroup(
+                "input",
+                listOf(
+                    shortcutInfoWithUnsupportedModifier,
+                )
+            )
+        )
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
index 9c9e48e..5c7ce3e 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyboard/shortcut/domain/interactor/ShortcutHelperCategoriesInteractorTest.kt
@@ -16,10 +16,17 @@
 
 package com.android.systemui.keyboard.shortcut.domain.interactor
 
+import android.view.KeyEvent
+import android.view.KeyboardShortcutGroup
+import android.view.KeyboardShortcutInfo
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.coroutines.collectLastValue
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategory
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutCategoryType
+import com.android.systemui.keyboard.shortcut.shared.model.ShortcutSubCategory
+import com.android.systemui.keyboard.shortcut.shared.model.shortcut
 import com.android.systemui.keyboard.shortcut.shortcutHelperCategoriesInteractor
 import com.android.systemui.keyboard.shortcut.shortcutHelperMultiTaskingShortcutsSource
 import com.android.systemui.keyboard.shortcut.shortcutHelperSystemShortcutsSource
@@ -57,6 +64,7 @@
     @Test
     fun categories_stateActive_emitsAllCategoriesInOrder() =
         testScope.runTest {
+            helper.setImeShortcuts(imeShortcutGroups)
             val categories by collectLastValue(interactor.shortcutCategories)
 
             helper.showFromActivity()
@@ -64,7 +72,8 @@
             assertThat(categories)
                 .containsExactly(
                     systemShortcutsSource.systemShortcutsCategory(),
-                    multitaskingShortcutsSource.multitaskingShortcutCategory()
+                    multitaskingShortcutsSource.multitaskingShortcutCategory(),
+                    imeShortcutCategory
                 )
                 .inOrder()
         }
@@ -78,4 +87,165 @@
 
             assertThat(categories).isEmpty()
         }
+
+    fun categories_stateActive_emitsGroupedShortcuts() =
+        testScope.runTest {
+            helper.setImeShortcuts(imeShortcutsGroupsWithDuplicateLabels)
+            val categories by collectLastValue(interactor.shortcutCategories)
+
+            helper.showFromActivity()
+
+            assertThat(categories)
+                .containsExactly(
+                    systemShortcutsSource.systemShortcutsCategory(),
+                    multitaskingShortcutsSource.multitaskingShortcutCategory(),
+                    expectedGroupedShortcutCategories
+                )
+        }
+
+    private val switchToNextLanguageShortcut =
+        shortcut(label = "switch to next language") {
+            command(KeyEvent.META_CTRL_ON, KeyEvent.KEYCODE_SPACE)
+        }
+
+    private val switchToNextLanguageKeyboardShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ switchToNextLanguageShortcut.label,
+            /* keycode = */ switchToNextLanguageShortcut.commands[0].keyCodes[1],
+            /* modifiers = */ switchToNextLanguageShortcut.commands[0].keyCodes[0],
+        )
+
+    private val switchToNextLanguageShortcutAlternative =
+        shortcut("switch to next language") {
+            command(KeyEvent.META_CTRL_ON, KeyEvent.KEYCODE_SPACE)
+        }
+
+    private val switchToNextLanguageKeyboardShortcutInfoAlternative =
+        KeyboardShortcutInfo(
+            /* label = */ switchToNextLanguageShortcutAlternative.label,
+            /* keycode = */ switchToNextLanguageShortcutAlternative.commands[0].keyCodes[1],
+            /* modifiers = */ switchToNextLanguageShortcutAlternative.commands[0].keyCodes[0],
+        )
+
+    private val switchToPreviousLanguageShortcut =
+        shortcut("switch to previous language") {
+            command(
+                KeyEvent.META_SHIFT_ON,
+                KeyEvent.KEYCODE_SPACE,
+            )
+        }
+
+    private val switchToPreviousLanguageKeyboardShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ switchToPreviousLanguageShortcut.label,
+            /* keycode = */ switchToPreviousLanguageShortcut.commands[0].keyCodes[1],
+            /* modifiers = */ switchToPreviousLanguageShortcut.commands[0].keyCodes[0],
+        )
+
+    private val switchToPreviousLanguageShortcutAlternative =
+        shortcut("switch to previous language") {
+            command(
+                KeyEvent.META_SHIFT_ON,
+                KeyEvent.KEYCODE_SPACE,
+            )
+        }
+
+    private val switchToPreviousLanguageKeyboardShortcutInfoAlternative =
+        KeyboardShortcutInfo(
+            /* label = */ switchToPreviousLanguageShortcutAlternative.label,
+            /* keycode = */ switchToPreviousLanguageShortcutAlternative.commands[0].keyCodes[1],
+            /* modifiers = */ switchToPreviousLanguageShortcutAlternative.commands[0].keyCodes[0],
+        )
+
+    private val showOnscreenKeyboardShortcut =
+        shortcut(label = "Show on-screen keyboard") {
+            command(KeyEvent.META_ALT_ON, KeyEvent.KEYCODE_K)
+        }
+
+    private val showOnScreenKeyboardShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ showOnscreenKeyboardShortcut.label,
+            /* keycode = */ showOnscreenKeyboardShortcut.commands[0].keyCodes[1],
+            /* modifiers = */ showOnscreenKeyboardShortcut.commands[0].keyCodes[0],
+        )
+
+    private val accessClipboardShortcut =
+        shortcut(label = "Access clipboard") { command(KeyEvent.META_ALT_ON, KeyEvent.KEYCODE_V) }
+
+    private val accessClipboardShortcutInfo =
+        KeyboardShortcutInfo(
+            /* label = */ accessClipboardShortcut.label,
+            /* keycode = */ accessClipboardShortcut.commands[0].keyCodes[1],
+            /* modifiers = */ accessClipboardShortcut.commands[0].keyCodes[0],
+        )
+
+    private val imeShortcutGroups =
+        listOf(
+            KeyboardShortcutGroup(
+                /* label = */ "input",
+                /* shortcutInfoList = */ listOf(
+                    switchToNextLanguageKeyboardShortcutInfo,
+                    switchToPreviousLanguageKeyboardShortcutInfo
+                )
+            )
+        )
+
+    private val imeShortcutCategory =
+        ShortcutCategory(
+            type = ShortcutCategoryType.IME,
+            subCategories =
+                listOf(
+                    ShortcutSubCategory(
+                        imeShortcutGroups[0].label.toString(),
+                        listOf(switchToNextLanguageShortcut, switchToPreviousLanguageShortcut)
+                    )
+                )
+        )
+
+    private val imeShortcutsGroupsWithDuplicateLabels =
+        listOf(
+            KeyboardShortcutGroup(
+                "input",
+                listOf(
+                    switchToNextLanguageKeyboardShortcutInfo,
+                    switchToNextLanguageKeyboardShortcutInfoAlternative,
+                    switchToPreviousLanguageKeyboardShortcutInfo,
+                    switchToPreviousLanguageKeyboardShortcutInfoAlternative
+                )
+            ),
+            KeyboardShortcutGroup(
+                "Gboard",
+                listOf(
+                    showOnScreenKeyboardShortcutInfo,
+                    accessClipboardShortcutInfo,
+                )
+            )
+        )
+
+    private val expectedGroupedShortcutCategories =
+        ShortcutCategory(
+            type = ShortcutCategoryType.IME,
+            subCategories =
+                listOf(
+                    ShortcutSubCategory(
+                        imeShortcutsGroupsWithDuplicateLabels[0].label.toString(),
+                        listOf(
+                            switchToNextLanguageShortcut.copy(
+                                commands =
+                                    switchToNextLanguageShortcut.commands +
+                                        switchToNextLanguageShortcutAlternative.commands
+                            ),
+                            switchToPreviousLanguageShortcut.copy(
+                                commands =
+                                    switchToPreviousLanguageShortcut.commands +
+                                        switchToPreviousLanguageShortcutAlternative.commands
+                            )
+                        ),
+                    ),
+                    ShortcutSubCategory(
+                        imeShortcutsGroupsWithDuplicateLabels[1].label.toString(),
+                        listOf(showOnscreenKeyboardShortcut, accessClipboardShortcut),
+                    )
+                )
+        )
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/CustomizationProviderTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/CustomizationProviderTest.kt
index 90ac05f..506c5ae 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/CustomizationProviderTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/CustomizationProviderTest.kt
@@ -135,7 +135,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
@@ -481,8 +480,7 @@
                         )
                     }
                 }
-            }
-            ?: emptyList()
+            } ?: emptyList()
     }
 
     private fun querySlots(): List<Slot> {
@@ -517,8 +515,7 @@
                         )
                     }
                 }
-            }
-            ?: emptyList()
+            } ?: emptyList()
     }
 
     private fun queryAffordances(): List<Affordance> {
@@ -558,8 +555,7 @@
                         )
                     }
                 }
-            }
-            ?: emptyList()
+            } ?: emptyList()
     }
 
     data class Slot(
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardUnlockAnimationControllerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardUnlockAnimationControllerTest.kt
index 27b9863..f726aae 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardUnlockAnimationControllerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardUnlockAnimationControllerTest.kt
@@ -7,6 +7,7 @@
 import android.graphics.Rect
 import android.os.PowerManager
 import android.platform.test.annotations.DisableFlags
+import android.platform.test.annotations.EnableFlags
 import android.testing.TestableLooper.RunWithLooper
 import android.view.RemoteAnimationTarget
 import android.view.SurfaceControl
@@ -99,6 +100,13 @@
             mock(ActivityManager.RunningTaskInfo::class.java), false)
     private lateinit var wallpaperTargets: Array<RemoteAnimationTarget>
 
+    private var surfaceControlLockWp = mock(SurfaceControl::class.java)
+    private var lockWallpaperTarget = RemoteAnimationTarget(
+            3 /* taskId */, 0, surfaceControlLockWp, false, Rect(), Rect(), 0, Point(), Rect(),
+            Rect(), mock(WindowConfiguration::class.java), false, surfaceControlLockWp,
+            Rect(), mock(ActivityManager.RunningTaskInfo::class.java), false)
+    private lateinit var lockWallpaperTargets: Array<RemoteAnimationTarget>
+
     @Before
     fun setUp() {
         MockitoAnnotations.initMocks(this)
@@ -118,6 +126,7 @@
         // appear amount setter doesn't short circuit.
         remoteAnimationTargets = arrayOf(remoteTarget1)
         wallpaperTargets = arrayOf(wallpaperTarget)
+        lockWallpaperTargets = arrayOf(lockWallpaperTarget)
 
         // Set the surface applier to our mock so that we can verify the arguments passed to it.
         // This applier does not have any side effects within the unlock animation controller, so
@@ -144,6 +153,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             arrayOf(),
+            arrayOf(),
             0 /* startTime */,
             false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -177,6 +187,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -199,6 +210,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -219,6 +231,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -242,6 +255,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             true /* requestedShowSurfaceBehindKeyguard */
         )
@@ -265,6 +279,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             true /* requestedShowSurfaceBehindKeyguard */
         )
@@ -286,6 +301,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -301,6 +317,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
             remoteAnimationTargets,
             wallpaperTargets,
+            arrayOf(),
             0 /* startTime */,
             true /* requestedShowSurfaceBehindKeyguard */
         )
@@ -317,6 +334,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
                 remoteAnimationTargets,
                 wallpaperTargets,
+                arrayOf(),
                 0 /* startTime */,
                 false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -325,6 +343,53 @@
     }
 
     /**
+     * The canned animation should launch a cross fade when there are different wallpapers on lock
+     * and home screen.
+     */
+    @Test
+    @EnableFlags(Flags.FLAG_FASTER_UNLOCK_TRANSITION)
+    fun manualUnlock_multipleWallpapers() {
+        var lastFadeInAlpha = -1f
+        var lastFadeOutAlpha = -1f
+
+        keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
+                arrayOf(remoteTarget1, remoteTarget2),
+                wallpaperTargets,
+                lockWallpaperTargets,
+                0 /* startTime */,
+                false /* requestedShowSurfaceBehindKeyguard */
+        )
+
+        for (i in 0..10) {
+            clearInvocations(surfaceTransactionApplier)
+            val amount = i / 10f
+
+            keyguardUnlockAnimationController.setSurfaceBehindAppearAmount(amount)
+
+            val captorSb = ArgThatCaptor<SyncRtSurfaceTransactionApplier.SurfaceParams>()
+            verify(surfaceTransactionApplier, times(2)).scheduleApply(
+                    captorSb.capture { sp ->
+                        sp.surface == surfaceControlWp || sp.surface == surfaceControlLockWp })
+
+            val fadeInAlpha = captorSb.getLastValue { it.surface == surfaceControlWp }.alpha
+            val fadeOutAlpha = captorSb.getLastValue { it.surface == surfaceControlLockWp }.alpha
+
+            if (amount == 0f) {
+                assertTrue (fadeInAlpha == 0f)
+                assertTrue (fadeOutAlpha == 1f)
+            } else if (amount == 1f) {
+                assertTrue (fadeInAlpha == 1f)
+                assertTrue (fadeOutAlpha == 0f)
+            } else {
+                assertTrue(fadeInAlpha >= lastFadeInAlpha)
+                assertTrue(fadeOutAlpha <= lastFadeOutAlpha)
+            }
+            lastFadeInAlpha = fadeInAlpha
+            lastFadeOutAlpha = fadeOutAlpha
+        }
+    }
+
+    /**
      * If we are not wake and unlocking, we expect the unlock animation to play normally.
      */
     @Test
@@ -333,6 +398,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
                 arrayOf(remoteTarget1, remoteTarget2),
                 wallpaperTargets,
+                arrayOf(),
                 0 /* startTime */,
                 false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -378,6 +444,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
                 remoteAnimationTargets,
                 wallpaperTargets,
+                arrayOf(),
                 0 /* startTime */,
                 false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -387,7 +454,7 @@
         clearInvocations(surfaceTransactionApplier)
 
         keyguardUnlockAnimationController.setSurfaceBehindAppearAmount(1f)
-        keyguardUnlockAnimationController.setWallpaperAppearAmount(1f)
+        keyguardUnlockAnimationController.setWallpaperAppearAmount(1f, wallpaperTargets)
 
         val captorSb = ArgThatCaptor<SyncRtSurfaceTransactionApplier.SurfaceParams>()
         verify(surfaceTransactionApplier, times(1)).scheduleApply(
@@ -414,6 +481,7 @@
         keyguardUnlockAnimationController.notifyStartSurfaceBehindRemoteAnimation(
                 remoteAnimationTargets,
                 wallpaperTargets,
+                arrayOf(),
                 0 /* startTime */,
                 false /* requestedShowSurfaceBehindKeyguard */
         )
@@ -423,7 +491,7 @@
         clearInvocations(surfaceTransactionApplier)
 
         keyguardUnlockAnimationController.setSurfaceBehindAppearAmount(1f)
-        keyguardUnlockAnimationController.setWallpaperAppearAmount(1f)
+        keyguardUnlockAnimationController.setWallpaperAppearAmount(1f, wallpaperTargets)
 
         val captorSb = ArgThatCaptor<SyncRtSurfaceTransactionApplier.SurfaceParams>()
         verify(surfaceTransactionApplier, times(1)).scheduleApply(
@@ -532,8 +600,8 @@
             }
         }
 
-        fun getLastValue(): T {
-            return allArgs.last()
+        fun getLastValue(predicate: Predicate<T>? = null): T {
+            return if (predicate != null) allArgs.last(predicate::test) else allArgs.last()
         }
 
         fun getAllValues(): List<T> {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorParameterizedTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorParameterizedTest.kt
index d2a9c58..7560a97 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorParameterizedTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorParameterizedTest.kt
@@ -63,9 +63,6 @@
 import kotlinx.coroutines.test.TestScope
 import kotlinx.coroutines.test.runTest
 import org.junit.Before
-import platform.test.runner.parameterized.ParameterizedAndroidJunit4
-import platform.test.runner.parameterized.Parameters
-import platform.test.runner.parameterized.Parameter
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.ArgumentMatchers.anyInt
@@ -76,6 +73,9 @@
 import org.mockito.Mockito.verify
 import org.mockito.Mockito.verifyZeroInteractions
 import org.mockito.MockitoAnnotations
+import platform.test.runner.parameterized.Parameter
+import platform.test.runner.parameterized.ParameterizedAndroidJunit4
+import platform.test.runner.parameterized.Parameters
 
 @OptIn(ExperimentalCoroutinesApi::class)
 @FlakyTest(
@@ -281,7 +281,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorSceneContainerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorSceneContainerTest.kt
index 9d06031..fd1bf54 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorSceneContainerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/domain/interactor/KeyguardQuickAffordanceInteractorSceneContainerTest.kt
@@ -63,9 +63,6 @@
 import kotlinx.coroutines.test.TestScope
 import kotlinx.coroutines.test.runTest
 import org.junit.Before
-import platform.test.runner.parameterized.ParameterizedAndroidJunit4
-import platform.test.runner.parameterized.Parameters
-import platform.test.runner.parameterized.Parameter
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.ArgumentMatchers.anyInt
@@ -76,6 +73,9 @@
 import org.mockito.Mockito.verify
 import org.mockito.Mockito.verifyZeroInteractions
 import org.mockito.MockitoAnnotations
+import platform.test.runner.parameterized.Parameter
+import platform.test.runner.parameterized.ParameterizedAndroidJunit4
+import platform.test.runner.parameterized.Parameters
 
 @OptIn(ExperimentalCoroutinesApi::class)
 @FlakyTest(
@@ -281,7 +281,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModelTest.kt
index bdc5fc3..4f4aac4 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardBottomAreaViewModelTest.kt
@@ -46,8 +46,8 @@
 import com.android.systemui.keyguard.data.repository.KeyguardQuickAffordanceRepository
 import com.android.systemui.keyguard.domain.interactor.KeyguardBottomAreaInteractor
 import com.android.systemui.keyguard.domain.interactor.KeyguardInteractorFactory
-import com.android.systemui.keyguard.domain.interactor.KeyguardLongPressInteractor
 import com.android.systemui.keyguard.domain.interactor.KeyguardQuickAffordanceInteractor
+import com.android.systemui.keyguard.domain.interactor.KeyguardTouchHandlingInteractor
 import com.android.systemui.keyguard.domain.interactor.keyguardTransitionInteractor
 import com.android.systemui.keyguard.shared.quickaffordance.ActivationState
 import com.android.systemui.keyguard.shared.quickaffordance.KeyguardQuickAffordancePosition
@@ -58,6 +58,7 @@
 import com.android.systemui.settings.UserFileManager
 import com.android.systemui.settings.UserTracker
 import com.android.systemui.shade.domain.interactor.shadeInteractor
+import com.android.systemui.shade.pulsingGestureListener
 import com.android.systemui.shared.keyguard.shared.model.KeyguardQuickAffordanceSlots
 import com.android.systemui.statusbar.policy.AccessibilityManagerWrapper
 import com.android.systemui.statusbar.policy.KeyguardStateController
@@ -178,7 +179,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
@@ -211,8 +211,8 @@
                 dumpManager = mock(),
                 userHandle = UserHandle.SYSTEM,
             )
-        val keyguardLongPressInteractor =
-            KeyguardLongPressInteractor(
+        val keyguardTouchHandlingInteractor =
+            KeyguardTouchHandlingInteractor(
                 appContext = mContext,
                 scope = testScope.backgroundScope,
                 transitionInteractor = kosmos.keyguardTransitionInteractor,
@@ -221,6 +221,7 @@
                 featureFlags = featureFlags,
                 broadcastDispatcher = broadcastDispatcher,
                 accessibilityManager = accessibilityManager,
+                pulsingGestureListener = kosmos.pulsingGestureListener,
             )
         underTest =
             KeyguardBottomAreaViewModel(
@@ -246,13 +247,13 @@
                     ),
                 bottomAreaInteractor = KeyguardBottomAreaInteractor(repository = repository),
                 burnInHelperWrapper = burnInHelperWrapper,
-                longPressViewModel =
-                    KeyguardLongPressViewModel(
-                        interactor = keyguardLongPressInteractor,
+                keyguardTouchHandlingViewModel =
+                    KeyguardTouchHandlingViewModel(
+                        interactor = keyguardTouchHandlingInteractor,
                     ),
                 settingsMenuViewModel =
                     KeyguardSettingsMenuViewModel(
-                        interactor = keyguardLongPressInteractor,
+                        interactor = keyguardTouchHandlingInteractor,
                     ),
             )
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardQuickAffordancesCombinedViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardQuickAffordancesCombinedViewModelTest.kt
index e33d75c..9fb1aa7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardQuickAffordancesCombinedViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardQuickAffordancesCombinedViewModelTest.kt
@@ -221,7 +221,6 @@
                             .thenReturn(FakeSharedPreferences())
                     },
                 userTracker = userTracker,
-                systemSettings = FakeSettings(),
                 broadcastDispatcher = fakeBroadcastDispatcher,
             )
         val remoteUserSelectionManager =
diff --git a/packages/SystemUI/tests/src/com/android/systemui/media/controls/ui/controller/MediaControlPanelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/media/controls/ui/controller/MediaControlPanelTest.kt
index a770722..fbfe41f 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/media/controls/ui/controller/MediaControlPanelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/media/controls/ui/controller/MediaControlPanelTest.kt
@@ -1799,6 +1799,7 @@
                 any(),
                 eq(null),
                 eq(null),
+                eq(null),
             )
         verify(activityStarter, never()).postStartActivityDismissingKeyguard(eq(clickIntent), any())
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/navigationbar/NavigationBarTransitionsTest.java b/packages/SystemUI/tests/src/com/android/systemui/navigationbar/NavigationBarTransitionsTest.java
index fbfd35f..c7a92d2 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/navigationbar/NavigationBarTransitionsTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/navigationbar/NavigationBarTransitionsTest.java
@@ -36,7 +36,7 @@
 import com.android.systemui.plugins.statusbar.StatusBarStateController;
 import com.android.systemui.recents.OverviewProxyService;
 import com.android.systemui.settings.FakeDisplayTracker;
-import com.android.systemui.statusbar.phone.BarTransitions;
+import com.android.systemui.shared.statusbar.phone.BarTransitions;
 import com.android.systemui.statusbar.phone.LightBarTransitionsController;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/navigationbar/TaskbarDelegateTest.kt b/packages/SystemUI/tests/src/com/android/systemui/navigationbar/TaskbarDelegateTest.kt
index 5ed8a11..eae6cdb 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/navigationbar/TaskbarDelegateTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/navigationbar/TaskbarDelegateTest.kt
@@ -7,6 +7,7 @@
 import com.android.systemui.dump.DumpManager
 import com.android.systemui.model.SysUiState
 import com.android.systemui.navigationbar.gestural.EdgeBackGestureHandler
+import com.android.systemui.plugins.statusbar.StatusBarStateController
 import com.android.systemui.recents.OverviewProxyService
 import com.android.systemui.shared.system.QuickStepContract
 import com.android.systemui.shared.system.TaskStackChangeListeners
@@ -70,6 +71,8 @@
     lateinit var mCurrentSysUiState: NavBarHelper.CurrentSysuiState
     @Mock
     lateinit var mStatusBarKeyguardViewManager: StatusBarKeyguardViewManager
+    @Mock
+    lateinit var mStatusBarStateController: StatusBarStateController
 
     @Before
     fun setup() {
@@ -80,7 +83,7 @@
         `when`(mSysUiState.setFlag(anyLong(), anyBoolean())).thenReturn(mSysUiState)
         mTaskStackChangeListeners = TaskStackChangeListeners.getTestInstance()
         mTaskbarDelegate = TaskbarDelegate(context, mLightBarControllerFactory,
-            mStatusBarKeyguardViewManager)
+            mStatusBarKeyguardViewManager, mStatusBarStateController)
         mTaskbarDelegate.setDependencies(mCommandQueue, mOverviewProxyService, mNavBarHelper,
         mNavigationModeController, mSysUiState, mDumpManager, mAutoHideController,
                 mLightBarController, mOptionalPip, mBackAnimation, mTaskStackChangeListeners)
diff --git a/packages/SystemUI/tests/src/com/android/systemui/recents/OverviewProxyServiceTest.kt b/packages/SystemUI/tests/src/com/android/systemui/recents/OverviewProxyServiceTest.kt
index 6e6e311..e1c3911 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/recents/OverviewProxyServiceTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/recents/OverviewProxyServiceTest.kt
@@ -23,6 +23,7 @@
 import android.os.PowerManager
 import android.os.Process
 import android.os.UserHandle
+import android.os.UserManager
 import android.testing.TestableContext
 import android.testing.TestableLooper
 import androidx.test.ext.junit.runners.AndroidJUnit4
@@ -108,6 +109,7 @@
     @Mock private lateinit var navModeController: NavigationModeController
     @Mock private lateinit var statusBarWinController: NotificationShadeWindowController
     @Mock private lateinit var userTracker: UserTracker
+    @Mock private lateinit var userManager: UserManager
     @Mock private lateinit var uiEventLogger: UiEventLogger
     @Mock private lateinit var sysuiUnlockAnimationController: KeyguardUnlockAnimationController
     @Mock
@@ -199,11 +201,12 @@
     }
 
     @Test
-    fun connectToOverviewService_primaryUser_expectBindService() {
+    fun connectToOverviewService_primaryUserNoVisibleBgUsersSupported_expectBindService() {
         val mockitoSession =
             ExtendedMockito.mockitoSession().spyStatic(Process::class.java).startMocking()
         try {
             `when`(Process.myUserHandle()).thenReturn(UserHandle.SYSTEM)
+            `when`(userManager.isVisibleBackgroundUsersSupported()).thenReturn(false)
             val spyContext = spy(context)
             val ops = createOverviewProxyService(spyContext)
             ops.startConnectionToCurrentUser()
@@ -214,11 +217,46 @@
     }
 
     @Test
-    fun connectToOverviewService_nonPrimaryUser_expectNoBindService() {
+    fun connectToOverviewService_nonPrimaryUserNoVisibleBgUsersSupported_expectNoBindService() {
         val mockitoSession =
             ExtendedMockito.mockitoSession().spyStatic(Process::class.java).startMocking()
         try {
             `when`(Process.myUserHandle()).thenReturn(UserHandle.of(12345))
+            `when`(userManager.isVisibleBackgroundUsersSupported()).thenReturn(false)
+            val spyContext = spy(context)
+            val ops = createOverviewProxyService(spyContext)
+            ops.startConnectionToCurrentUser()
+            verify(spyContext, times(0)).bindServiceAsUser(any(), any(), anyInt(), any())
+        } finally {
+            mockitoSession.finishMocking()
+        }
+    }
+
+    @Test
+    fun connectToOverviewService_nonPrimaryBgUserVisibleBgUsersSupported_expectBindService() {
+        val mockitoSession =
+            ExtendedMockito.mockitoSession().spyStatic(Process::class.java).startMocking()
+        try {
+            `when`(Process.myUserHandle()).thenReturn(UserHandle.of(12345))
+            `when`(userManager.isVisibleBackgroundUsersSupported()).thenReturn(true)
+            `when`(userManager.isUserForeground()).thenReturn(false)
+            val spyContext = spy(context)
+            val ops = createOverviewProxyService(spyContext)
+            ops.startConnectionToCurrentUser()
+            verify(spyContext, atLeast(1)).bindServiceAsUser(any(), any(), anyInt(), any())
+        } finally {
+            mockitoSession.finishMocking()
+        }
+    }
+
+    @Test
+    fun connectToOverviewService_nonPrimaryFgUserVisibleBgUsersSupported_expectNoBindService() {
+        val mockitoSession =
+            ExtendedMockito.mockitoSession().spyStatic(Process::class.java).startMocking()
+        try {
+            `when`(Process.myUserHandle()).thenReturn(UserHandle.of(12345))
+            `when`(userManager.isVisibleBackgroundUsersSupported()).thenReturn(true)
+            `when`(userManager.isUserForeground()).thenReturn(true)
             val spyContext = spy(context)
             val ops = createOverviewProxyService(spyContext)
             ops.startConnectionToCurrentUser()
@@ -242,6 +280,7 @@
             sysUiState,
             mock(),
             userTracker,
+            userManager,
             wakefulnessLifecycle,
             uiEventLogger,
             displayTracker,
diff --git a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsActivityTest.java b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsActivityTest.java
index 2981590..9986205 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsActivityTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsActivityTest.java
@@ -43,6 +43,8 @@
 import android.content.pm.PackageManager.ApplicationInfoFlags;
 import android.content.pm.ResolveInfo;
 import android.graphics.Bitmap;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.ShapeDrawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Parcel;
@@ -54,6 +56,7 @@
 import android.testing.AndroidTestingRunner;
 import android.view.Display;
 import android.view.View;
+import android.widget.CheckBox;
 import android.widget.ImageView;
 import android.widget.TextView;
 
@@ -99,11 +102,14 @@
     private static final int BACKLINKS_TASK_ID = 42;
     private static final String BACKLINKS_TASK_APP_NAME = "Backlinks app";
     private static final String BACKLINKS_TASK_PACKAGE_NAME = "backlinksTaskPackageName";
+
     private static final RootTaskInfo TASK_THAT_SUPPORTS_BACKLINKS =
             createTaskInfoForBacklinksTask();
-
     private static final AssistContent ASSIST_CONTENT_FOR_BACKLINKS_TASK =
             createAssistContentForBacklinksTask();
+    private static final Drawable FAKE_DRAWABLE = new ShapeDrawable();
+
+    private ArgumentCaptor<Integer> mDisplayIdCaptor = ArgumentCaptor.forClass(Integer.class);
 
     @Mock
     private AppClipsCrossProcessHelper mAppClipsCrossProcessHelper;
@@ -171,6 +177,8 @@
         assertThat(((ImageView) mActivity.findViewById(R.id.preview)).getDrawable()).isNotNull();
         assertThat(mActivity.findViewById(R.id.backlinks_data).getVisibility())
                 .isEqualTo(View.GONE);
+        assertThat(mActivity.findViewById(R.id.backlinks_include_data).getVisibility())
+                .isEqualTo(View.GONE);
     }
 
     @Test
@@ -214,9 +222,44 @@
     @Test
     @EnableFlags(Flags.FLAG_APP_CLIPS_BACKLINKS)
     public void appClipsLaunched_backlinks_displayed() throws RemoteException {
-        // Set up mocking to verify backlinks view is displayed on screen.
-        ArgumentCaptor<Integer> displayIdCaptor = ArgumentCaptor.forClass(Integer.class);
-        when(mAtmService.getAllRootTaskInfosOnDisplay(displayIdCaptor.capture()))
+        setUpMocksForBacklinks();
+
+        launchActivity();
+        waitForIdleSync();
+
+        assertThat(mDisplayIdCaptor.getValue()).isEqualTo(mActivity.getDisplayId());
+        TextView backlinksData = mActivity.findViewById(R.id.backlinks_data);
+        assertThat(backlinksData.getVisibility()).isEqualTo(View.VISIBLE);
+        assertThat(backlinksData.getText().toString()).isEqualTo(BACKLINKS_TASK_APP_NAME);
+        assertThat(backlinksData.getCompoundDrawablesRelative()[0]).isEqualTo(FAKE_DRAWABLE);
+
+        CheckBox backlinksIncludeData = mActivity.findViewById(R.id.backlinks_include_data);
+        assertThat(backlinksIncludeData.getVisibility()).isEqualTo(View.VISIBLE);
+        assertThat(backlinksIncludeData.getText().toString())
+                .isEqualTo(mActivity.getString(R.string.backlinks_include_link));
+        assertThat(backlinksIncludeData.isChecked()).isTrue();
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_APP_CLIPS_BACKLINKS)
+    public void appClipsLaunched_backlinks_doNotIncludeLink() throws RemoteException {
+        setUpMocksForBacklinks();
+
+        launchActivity();
+        waitForIdleSync();
+        CheckBox backlinksIncludeData = mActivity.findViewById(R.id.backlinks_include_data);
+        runOnMainThread(() -> backlinksIncludeData.performClick());
+        waitForIdleSync();
+
+        assertThat(backlinksIncludeData.getVisibility()).isEqualTo(View.VISIBLE);
+        assertThat(backlinksIncludeData.isChecked()).isFalse();
+
+        TextView backlinksData = mActivity.findViewById(R.id.backlinks_data);
+        assertThat(backlinksData.getVisibility()).isEqualTo(View.GONE);
+    }
+
+    private void setUpMocksForBacklinks() throws RemoteException {
+        when(mAtmService.getAllRootTaskInfosOnDisplay(mDisplayIdCaptor.capture()))
                 .thenReturn(List.of(TASK_THAT_SUPPORTS_BACKLINKS));
         doAnswer(invocation -> {
             AssistContentRequester.Callback callback = invocation.getArgument(1);
@@ -226,15 +269,7 @@
         when(mPackageManager
                 .resolveActivity(any(Intent.class), anyInt()))
                 .thenReturn(createBacklinksTaskResolveInfo());
-
-        launchActivity();
-        waitForIdleSync();
-
-        assertThat(displayIdCaptor.getValue()).isEqualTo(mActivity.getDisplayId());
-        TextView backlinksData = mActivity.findViewById(R.id.backlinks_data);
-        assertThat(backlinksData.getVisibility()).isEqualTo(View.VISIBLE);
-        assertThat(backlinksData.getText().toString()).isEqualTo(
-                mActivity.getString(R.string.backlinks_string, BACKLINKS_TASK_APP_NAME));
+        when(mPackageManager.loadItemIcon(any(), any())).thenReturn(FAKE_DRAWABLE);
     }
 
     private void launchActivity() {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivityTest.java b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivityTest.java
index 6733ead..809fb3f 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivityTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsTrampolineActivityTest.java
@@ -26,6 +26,7 @@
 
 import static com.android.internal.infra.AndroidFuture.completedFuture;
 import static com.android.systemui.screenshot.appclips.AppClipsEvent.SCREENSHOT_FOR_NOTE_TRIGGERED;
+import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_CLIP_DATA;
 import static com.android.systemui.screenshot.appclips.AppClipsTrampolineActivity.EXTRA_SCREENSHOT_URI;
 
 import static com.google.common.truth.Truth.assertThat;
@@ -37,6 +38,7 @@
 import static org.mockito.Mockito.when;
 
 import android.app.Activity;
+import android.content.ClipData;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
@@ -81,6 +83,7 @@
 
     private static final String TEST_URI_STRING = "www.test-uri.com";
     private static final Uri TEST_URI = Uri.parse(TEST_URI_STRING);
+    private static final ClipData TEST_CLIP_DATA = ClipData.newRawUri("Test backlinks", TEST_URI);
     private static final int TEST_UID = 42;
     private static final String TEST_CALLING_PACKAGE = "test-calling-package";
 
@@ -238,6 +241,7 @@
         Bundle bundle = new Bundle();
         bundle.putParcelable(EXTRA_SCREENSHOT_URI, TEST_URI);
         bundle.putInt(EXTRA_CAPTURE_CONTENT_FOR_NOTE_STATUS_CODE, CAPTURE_CONTENT_FOR_NOTE_SUCCESS);
+        bundle.putParcelable(EXTRA_CLIP_DATA, TEST_CLIP_DATA);
         activity.getResultReceiverForTest().send(Activity.RESULT_OK, bundle);
         waitForIdleSync();
 
@@ -245,7 +249,10 @@
         assertThat(actualResult.getResultCode()).isEqualTo(Activity.RESULT_OK);
         assertThat(getStatusCodeExtra(actualResult.getResultData()))
                 .isEqualTo(CAPTURE_CONTENT_FOR_NOTE_SUCCESS);
-        assertThat(actualResult.getResultData().getData()).isEqualTo(TEST_URI);
+
+        Intent resultData = actualResult.getResultData();
+        assertThat(resultData.getData()).isEqualTo(TEST_URI);
+        assertThat(resultData.getClipData()).isEqualTo(TEST_CLIP_DATA);
         assertThat(mActivityRule.getActivity().isFinishing()).isTrue();
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsViewModelTest.java b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsViewModelTest.java
index dcb75d1..baf1357 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsViewModelTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/screenshot/appclips/AppClipsViewModelTest.java
@@ -111,6 +111,7 @@
                 .thenReturn(List.of(createTaskInfoForBacklinksTask()));
         when(mPackageManager.resolveActivity(mPackageManagerIntentCaptor.capture(), anyInt()))
                 .thenReturn(createBacklinksTaskResolveInfo());
+        when(mPackageManager.loadItemIcon(any(), any())).thenReturn(FAKE_DRAWABLE);
 
         mViewModel = new AppClipsViewModel.Factory(mAppClipsCrossProcessHelper, mImageExporter,
                 mAtmService, mAssistContentRequester, mPackageManager,
@@ -202,12 +203,14 @@
         assertThat(queriedIntent.getData()).isEqualTo(expectedUri);
         assertThat(queriedIntent.getAction()).isEqualTo(ACTION_VIEW);
 
-        ClipData result = mViewModel.getBacklinksLiveData().getValue();
-        ClipDescription resultDescription = result.getDescription();
+        InternalBacklinksData result = mViewModel.getBacklinksLiveData().getValue();
+        assertThat(result.getAppIcon()).isEqualTo(FAKE_DRAWABLE);
+        ClipData clipData = result.getClipData();
+        ClipDescription resultDescription = clipData.getDescription();
         assertThat(resultDescription.getLabel().toString()).isEqualTo(BACKLINKS_TASK_APP_NAME);
         assertThat(resultDescription.getMimeType(0)).isEqualTo(MIMETYPE_TEXT_URILIST);
-        assertThat(result.getItemCount()).isEqualTo(1);
-        assertThat(result.getItemAt(0).getUri()).isEqualTo(expectedUri);
+        assertThat(clipData.getItemCount()).isEqualTo(1);
+        assertThat(clipData.getItemAt(0).getUri()).isEqualTo(expectedUri);
     }
 
     @Test
@@ -245,12 +248,14 @@
         Intent queriedIntent = mPackageManagerIntentCaptor.getValue();
         assertThat(queriedIntent.getPackage()).isEqualTo(expectedIntent.getPackage());
 
-        ClipData result = mViewModel.getBacklinksLiveData().getValue();
-        ClipDescription resultDescription = result.getDescription();
+        InternalBacklinksData result = mViewModel.getBacklinksLiveData().getValue();
+        assertThat(result.getAppIcon()).isEqualTo(FAKE_DRAWABLE);
+        ClipData clipData = result.getClipData();
+        ClipDescription resultDescription = clipData.getDescription();
         assertThat(resultDescription.getLabel().toString()).isEqualTo(BACKLINKS_TASK_APP_NAME);
         assertThat(resultDescription.getMimeType(0)).isEqualTo(MIMETYPE_TEXT_INTENT);
-        assertThat(result.getItemCount()).isEqualTo(1);
-        assertThat(result.getItemAt(0).getIntent()).isEqualTo(expectedIntent);
+        assertThat(clipData.getItemCount()).isEqualTo(1);
+        assertThat(clipData.getItemAt(0).getIntent()).isEqualTo(expectedIntent);
     }
 
     @Test
@@ -330,6 +335,7 @@
 
     private void resetPackageManagerMockingForUsingFallbackBacklinks() {
         reset(mPackageManager);
+        when(mPackageManager.loadItemIcon(any(), any())).thenReturn(FAKE_DRAWABLE);
         when(mPackageManager.resolveActivity(any(Intent.class), anyInt()))
                 // First the logic queries whether a package has a launcher activity, this should
                 // resolve otherwise the logic filters out the task.
@@ -340,14 +346,17 @@
     }
 
     private void verifyMainLauncherBacklinksIntent() {
-        ClipData result = mViewModel.getBacklinksLiveData().getValue();
-        assertThat(result.getItemCount()).isEqualTo(1);
+        InternalBacklinksData result = mViewModel.getBacklinksLiveData().getValue();
+        assertThat(result.getAppIcon()).isEqualTo(FAKE_DRAWABLE);
 
-        ClipDescription resultDescription = result.getDescription();
+        ClipData clipData = result.getClipData();
+        assertThat(clipData.getItemCount()).isEqualTo(1);
+
+        ClipDescription resultDescription = clipData.getDescription();
         assertThat(resultDescription.getLabel().toString()).isEqualTo(BACKLINKS_TASK_APP_NAME);
         assertThat(resultDescription.getMimeType(0)).isEqualTo(MIMETYPE_TEXT_INTENT);
 
-        Intent actualBacklinksIntent = result.getItemAt(0).getIntent();
+        Intent actualBacklinksIntent = clipData.getItemAt(0).getIntent();
         assertThat(actualBacklinksIntent.getPackage()).isEqualTo(BACKLINKS_TASK_PACKAGE_NAME);
         assertThat(actualBacklinksIntent.getAction()).isEqualTo(ACTION_MAIN);
         assertThat(actualBacklinksIntent.getCategories()).containsExactly(CATEGORY_LAUNCHER);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/shade/NotificationPanelViewControllerBaseTest.java b/packages/SystemUI/tests/src/com/android/systemui/shade/NotificationPanelViewControllerBaseTest.java
index 15c4bfc..e7ca091 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/shade/NotificationPanelViewControllerBaseTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/shade/NotificationPanelViewControllerBaseTest.java
@@ -111,7 +111,7 @@
 import com.android.systemui.keyguard.ui.viewmodel.GoneToDreamingLockscreenHostedTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.GoneToDreamingTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.KeyguardBottomAreaViewModel;
-import com.android.systemui.keyguard.ui.viewmodel.KeyguardLongPressViewModel;
+import com.android.systemui.keyguard.ui.viewmodel.KeyguardTouchHandlingViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.LockscreenToDreamingTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.LockscreenToOccludedTransitionViewModel;
 import com.android.systemui.keyguard.ui.viewmodel.OccludedToLockscreenTransitionViewModel;
@@ -334,7 +334,7 @@
     @Mock protected PrimaryBouncerToGoneTransitionViewModel
             mPrimaryBouncerToGoneTransitionViewModel;
     @Mock protected KeyguardTransitionInteractor mKeyguardTransitionInteractor;
-    @Mock protected KeyguardLongPressViewModel mKeyuardLongPressViewModel;
+    @Mock protected KeyguardTouchHandlingViewModel mKeyuardTouchHandlingViewModel;
     @Mock protected AlternateBouncerInteractor mAlternateBouncerInteractor;
     @Mock protected MotionEvent mDownMotionEvent;
     @Mock protected CoroutineDispatcher mMainDispatcher;
@@ -755,7 +755,7 @@
                 mMainDispatcher,
                 mKeyguardTransitionInteractor,
                 mDumpManager,
-                mKeyuardLongPressViewModel,
+                mKeyuardTouchHandlingViewModel,
                 mKeyguardInteractor,
                 mActivityStarter,
                 mSharedNotificationContainerInteractor,
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImplTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImplTest.kt
index e984200..a7f36c3 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImplTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderImplTest.kt
@@ -20,6 +20,7 @@
 import android.app.Notification.CATEGORY_EVENT
 import android.app.Notification.CATEGORY_REMINDER
 import android.app.NotificationManager
+import android.content.pm.PackageManager.PERMISSION_DENIED
 import android.content.pm.PackageManager.PERMISSION_GRANTED
 import android.platform.test.annotations.EnableFlags
 import androidx.test.ext.junit.runners.AndroidJUnit4
@@ -28,11 +29,16 @@
 import com.android.systemui.statusbar.notification.interruption.VisualInterruptionType.BUBBLE
 import com.android.systemui.statusbar.notification.interruption.VisualInterruptionType.PEEK
 import com.android.systemui.statusbar.notification.interruption.VisualInterruptionType.PULSE
-import java.util.Optional
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.ArgumentMatchers.any
+import org.mockito.ArgumentMatchers.anyInt
 import org.mockito.Mockito.anyString
+import org.mockito.Mockito.times
+import org.mockito.Mockito.verify
 import org.mockito.Mockito.`when`
+import org.mockito.kotlin.whenever
+import java.util.Optional
 
 @SmallTest
 @RunWith(AndroidJUnit4::class)
@@ -58,7 +64,9 @@
             avalancheProvider,
             systemSettings,
             packageManager,
-            Optional.of(bubbles)
+            Optional.of(bubbles),
+            context,
+            notificationManager
         )
     }
 
@@ -87,12 +95,60 @@
     // because avalanche code is based on the suppression refactor.
 
     @Test
+    fun testAvalancheFilter_suppress_hasNotSeenEdu_showEduHun() {
+        setAllowedEmergencyPkg(false)
+        whenever(avalancheProvider.timeoutMs).thenReturn(20)
+        whenever(avalancheProvider.startTime).thenReturn(whenAgo(10))
+
+        val avalancheSuppressor = AvalancheSuppressor(
+            avalancheProvider, systemClock, systemSettings, packageManager,
+            uiEventLogger, context, notificationManager
+        )
+        avalancheSuppressor.hasSeenEdu = false
+
+        withFilter(avalancheSuppressor) {
+            ensurePeekState()
+            assertShouldNotHeadsUp(
+                buildEntry {
+                    importance = NotificationManager.IMPORTANCE_HIGH
+                    whenMs = whenAgo(5)
+                }
+            )
+        }
+        verify(notificationManager, times(1)).notify(anyInt(), any())
+    }
+
+    @Test
+    fun testAvalancheFilter_suppress_hasSeenEduHun_doNotShowEduHun() {
+        setAllowedEmergencyPkg(false)
+        whenever(avalancheProvider.timeoutMs).thenReturn(20)
+        whenever(avalancheProvider.startTime).thenReturn(whenAgo(10))
+
+        val avalancheSuppressor = AvalancheSuppressor(
+            avalancheProvider, systemClock, systemSettings, packageManager,
+            uiEventLogger, context, notificationManager
+        )
+        avalancheSuppressor.hasSeenEdu = true
+
+        withFilter(avalancheSuppressor) {
+            ensurePeekState()
+            assertShouldNotHeadsUp(
+                buildEntry {
+                    importance = NotificationManager.IMPORTANCE_HIGH
+                    whenMs = whenAgo(5)
+                }
+            )
+        }
+        verify(notificationManager, times(0)).notify(anyInt(), any())
+    }
+
+    @Test
     fun testAvalancheFilter_duringAvalanche_allowConversationFromAfterEvent() {
         avalancheProvider.startTime = whenAgo(10)
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -112,7 +168,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldNotHeadsUp(
@@ -132,7 +188,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -150,7 +206,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -168,7 +224,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -186,7 +242,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -204,7 +260,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             assertFsiNotSuppressed()
         }
@@ -216,7 +272,7 @@
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
@@ -228,20 +284,24 @@
         }
     }
 
-    @Test
-    fun testAvalancheFilter_duringAvalanche_allowEmergency() {
-        avalancheProvider.startTime = whenAgo(10)
-
+    private fun setAllowedEmergencyPkg(allow: Boolean) {
         `when`(
             packageManager.checkPermission(
                 org.mockito.Mockito.eq(permission.RECEIVE_EMERGENCY_BROADCAST),
                 anyString()
             )
-        ).thenReturn(PERMISSION_GRANTED)
+        ).thenReturn(if (allow) PERMISSION_GRANTED else PERMISSION_DENIED)
+    }
+
+    @Test
+    fun testAvalancheFilter_duringAvalanche_allowEmergency() {
+        avalancheProvider.startTime = whenAgo(10)
+
+        setAllowedEmergencyPkg(true)
 
         withFilter(
             AvalancheSuppressor(avalancheProvider, systemClock, systemSettings, packageManager,
-                    uiEventLogger)
+                    uiEventLogger, context, notificationManager)
         ) {
             ensurePeekState()
             assertShouldHeadsUp(
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestBase.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestBase.kt
index a457405..378705a 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestBase.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestBase.kt
@@ -31,6 +31,7 @@
 import android.app.Notification.GROUP_ALERT_SUMMARY
 import android.app.Notification.VISIBILITY_PRIVATE
 import android.app.NotificationChannel
+import android.app.NotificationManager
 import android.app.NotificationManager.IMPORTANCE_DEFAULT
 import android.app.NotificationManager.IMPORTANCE_HIGH
 import android.app.NotificationManager.IMPORTANCE_LOW
@@ -133,7 +134,7 @@
     protected val bubbles: Bubbles = mock()
     lateinit var systemSettings: SystemSettings
     protected val packageManager: PackageManager = mock()
-
+    protected val notificationManager: NotificationManager = mock()
     protected abstract val provider: VisualInterruptionDecisionProvider
 
     private val neverSuppresses = object : NotificationInterruptSuppressor {}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestUtil.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestUtil.kt
index 01e638b..f4cebd7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestUtil.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/interruption/VisualInterruptionDecisionProviderTestUtil.kt
@@ -15,6 +15,8 @@
  */
 package com.android.systemui.statusbar.notification.interruption
 
+import android.app.NotificationManager
+import android.content.Context
 import android.content.pm.PackageManager
 import android.hardware.display.AmbientDisplayConfiguration
 import android.os.Handler
@@ -58,6 +60,8 @@
         systemSettings: SystemSettings,
         packageManager: PackageManager,
         bubbles: Optional<Bubbles>,
+        context: Context,
+        notificationManager: NotificationManager
     ): VisualInterruptionDecisionProvider {
         return if (VisualInterruptionRefactor.isEnabled) {
             VisualInterruptionDecisionProviderImpl(
@@ -79,7 +83,9 @@
                 avalancheProvider,
                 systemSettings,
                 packageManager,
-                bubbles
+                bubbles,
+                context,
+                notificationManager
             )
         } else {
             NotificationInterruptStateProviderWrapper(
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowTest.java
index 164a06e..e8349b0 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRowTest.java
@@ -862,11 +862,12 @@
 
     @Test
     @EnableFlags(ExpandHeadsUpOnInlineReply.FLAG_NAME)
-    public void isExpanded_systemExpandedTrueForHeadsUp_notExpanded() throws Exception {
+    public void isExpanded_HUNsystemExpandedTrueForPinned_notExpanded() throws Exception {
         // GIVEN
         final ExpandableNotificationRow row = mNotificationTestHelper.createRow();
         row.setOnKeyguard(false);
         row.setSystemExpanded(true);
+        row.setPinned(true);
         row.setHeadsUp(true);
 
         // THEN
@@ -875,12 +876,27 @@
 
     @Test
     @EnableFlags(ExpandHeadsUpOnInlineReply.FLAG_NAME)
-    public void isExpanded_systemExpandedTrueForHeadsUpDisappearRunning_notExpanded()
+    public void isExpanded_HUNsystemExpandedTrueForNotPinned_expanded() throws Exception {
+        // GIVEN
+        final ExpandableNotificationRow row = mNotificationTestHelper.createRow();
+        row.setOnKeyguard(false);
+        row.setSystemExpanded(true);
+        row.setPinned(false);
+        row.setHeadsUp(true);
+
+        // THEN
+        assertThat(row.isExpanded()).isTrue();
+    }
+
+    @Test
+    @EnableFlags(ExpandHeadsUpOnInlineReply.FLAG_NAME)
+    public void isExpanded_HUNDisappearingsystemExpandedTrueForPinned_notExpanded()
             throws Exception {
         // GIVEN
         final ExpandableNotificationRow row = mNotificationTestHelper.createRow();
         row.setOnKeyguard(false);
         row.setSystemExpanded(true);
+        row.setPinned(true);
         row.setHeadsUpAnimatingAway(true);
 
         // THEN
@@ -889,6 +905,21 @@
 
     @Test
     @EnableFlags(ExpandHeadsUpOnInlineReply.FLAG_NAME)
+    public void isExpanded_HUNDisappearingsystemExpandedTrueForNotPinned_expanded()
+            throws Exception {
+        // GIVEN
+        final ExpandableNotificationRow row = mNotificationTestHelper.createRow();
+        row.setOnKeyguard(false);
+        row.setSystemExpanded(true);
+        row.setPinned(false);
+        row.setHeadsUpAnimatingAway(true);
+
+        // THEN
+        assertThat(row.isExpanded()).isTrue();
+    }
+
+    @Test
+    @EnableFlags(ExpandHeadsUpOnInlineReply.FLAG_NAME)
     public void isExpanded_userExpandedTrueForHeadsUp_expanded() throws Exception {
         // GIVEN
         final ExpandableNotificationRow row = mNotificationTestHelper.createRow();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java
index 1eb33ce..d2540a6 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/CentralSurfacesImplTest.java
@@ -53,6 +53,7 @@
 
 import android.app.ActivityManager;
 import android.app.IWallpaperManager;
+import android.app.NotificationManager;
 import android.app.WallpaperManager;
 import android.app.trust.TrustManager;
 import android.content.BroadcastReceiver;
@@ -339,6 +340,7 @@
     @Mock private KeyboardShortcuts mKeyboardShortcuts;
     @Mock private KeyboardShortcutListSearch mKeyboardShortcutListSearch;
     @Mock private PackageManager mPackageManager;
+    @Mock private NotificationManager mNotificationManager;
     @Mock private GlanceableHubContainerController mGlanceableHubContainerController;
     @Mock private EmergencyGestureIntentFactory mEmergencyGestureIntentFactory;
 
@@ -399,7 +401,9 @@
                         mAvalancheProvider,
                         mSystemSettings,
                         mPackageManager,
-                        Optional.of(mBubbles));
+                        Optional.of(mBubbles),
+                        mContext,
+                        mNotificationManager);
         mVisualInterruptionDecisionProvider.start();
 
         mContext.addMockSystemService(TrustManager.class, mock(TrustManager.class));
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/LightBarControllerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/LightBarControllerTest.java
index a27073c..88ec18d 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/LightBarControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/LightBarControllerTest.java
@@ -18,7 +18,7 @@
 
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;
 
-import static com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
+import static com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT;
 
 import static junit.framework.Assert.assertTrue;
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitionsTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitionsTest.kt
index c4568a9..318656b 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitionsTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitionsTest.kt
@@ -21,12 +21,12 @@
 import androidx.test.filters.SmallTest
 import com.android.systemui.res.R
 import com.android.systemui.SysuiTestCase
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSLUCENT
-import com.android.systemui.statusbar.phone.BarTransitions.MODE_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_OPAQUE
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSLUCENT
+import com.android.systemui.shared.statusbar.phone.BarTransitions.MODE_TRANSPARENT
 import com.android.systemui.util.mockito.argumentCaptor
 import com.android.systemui.util.mockito.mock
 import com.android.systemui.util.mockito.whenever
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/RemoteInputViewTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/RemoteInputViewTest.java
index 70afbd8..ffe7750 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/RemoteInputViewTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/RemoteInputViewTest.java
@@ -247,7 +247,7 @@
         ExpandableNotificationRow row = helper.createRow();
         RemoteInputView view = RemoteInputView.inflate(mContext, null, row.getEntry(), mController);
 
-        view.addOnVisibilityChangedListener(null);
+        view.setOnVisibilityChangedListener(null);
         view.setVisibility(View.INVISIBLE);
         view.setVisibility(View.VISIBLE);
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/stylus/StylusUsiPowerUiTest.kt b/packages/SystemUI/tests/src/com/android/systemui/stylus/StylusUsiPowerUiTest.kt
index 5b9db4b..5603ff0 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/stylus/StylusUsiPowerUiTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/stylus/StylusUsiPowerUiTest.kt
@@ -31,8 +31,8 @@
 import com.android.internal.logging.InstanceId
 import com.android.internal.logging.UiEventLogger
 import com.android.systemui.InstanceIdSequenceFake
-import com.android.systemui.res.R
 import com.android.systemui.SysuiTestCase
+import com.android.systemui.res.R
 import com.android.systemui.util.mockito.any
 import com.android.systemui.util.mockito.argumentCaptor
 import com.android.systemui.util.mockito.eq
@@ -109,6 +109,14 @@
     }
 
     @Test
+    fun updateBatteryState_capacityNaN_cancelsNotification() {
+        stylusUsiPowerUi.updateBatteryState(0, FixedCapacityBatteryState(Float.NaN))
+
+        verify(notificationManager, times(1)).cancel(R.string.stylus_battery_low_percentage)
+        verifyNoMoreInteractions(notificationManager)
+    }
+
+    @Test
     fun updateBatteryState_capacityBelowThreshold_notifies() {
         stylusUsiPowerUi.updateBatteryState(0, FixedCapacityBatteryState(0.1f))
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/PhysicsBasedUnfoldTransitionProgressProviderTest.kt b/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/PhysicsBasedUnfoldTransitionProgressProviderTest.kt
index 97688d5..ef2d4ce 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/PhysicsBasedUnfoldTransitionProgressProviderTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/PhysicsBasedUnfoldTransitionProgressProviderTest.kt
@@ -29,10 +29,16 @@
 import com.android.systemui.unfold.util.TestFoldStateProvider
 import com.android.systemui.util.mockito.mock
 import com.android.systemui.util.mockito.whenever
+import org.junit.After
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 
+/**
+ * This test class tests [PhysicsBasedUnfoldTransitionProgressProvider] in a more E2E
+ * fashion, it uses real handler thread and timings, so it might be perceptible to more flakiness
+ * compared to the other unit tests that do not perform real multithreaded interactions.
+ */
 @RunWith(AndroidJUnit4::class)
 @SmallTest
 class PhysicsBasedUnfoldTransitionProgressProviderTest : SysuiTestCase() {
@@ -44,8 +50,8 @@
         mock<UnfoldFrameCallbackScheduler.Factory>().apply {
             whenever(create()).then { UnfoldFrameCallbackScheduler() }
         }
-    private val mockBgHandler = mock<Handler>()
-    private val fakeHandler = Handler(HandlerThread("UnfoldBg").apply { start() }.looper)
+    private val handlerThread = HandlerThread("UnfoldBg").apply { start() }
+    private val bgHandler = Handler(handlerThread.looper)
 
     @Before
     fun setUp() {
@@ -54,20 +60,26 @@
                 context,
                 schedulerFactory,
                 foldStateProvider = foldStateProvider,
-                progressHandler = fakeHandler
+                progressHandler = bgHandler
             )
         progressProvider.addCallback(listener)
     }
 
+    @After
+    fun after() {
+        handlerThread.quit()
+    }
+
     @Test
     fun testUnfold_emitsIncreasingTransitionEvents() {
         runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_START_OPENING) },
             { foldStateProvider.sendHingeAngleUpdate(10f) },
-            { foldStateProvider.sendUnfoldedScreenAvailable() },
-            { foldStateProvider.sendHingeAngleUpdate(90f) },
-            { foldStateProvider.sendHingeAngleUpdate(180f) },
-            { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_FINISH_FULL_OPEN) },
+            { foldStateProvider.sendUnfoldedScreenAvailable() }
+        )
+        sendHingeAngleAndEnsureAnimationUpdate(90f, 120f, 180f)
+        runOnProgressThreadWithInterval(
+            { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_FINISH_FULL_OPEN) }
         )
 
         with(listener.ensureTransitionFinished()) {
@@ -91,7 +103,7 @@
     }
 
     @Test
-    fun testUnfold_screenAvailableOnlyAfterFullUnfold_emitsIncreasingTransitionEvents() {
+    fun testUnfold_screenAvailableOnlyAfterFullUnfold_finishesWithUnfoldEvent() {
         runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_START_OPENING) },
             { foldStateProvider.sendHingeAngleUpdate(10f) },
@@ -102,7 +114,6 @@
         )
 
         with(listener.ensureTransitionFinished()) {
-            assertIncreasingProgress()
             assertFinishedWithUnfold()
         }
     }
@@ -111,9 +122,9 @@
     fun testFold_emitsDecreasingTransitionEvents() {
         runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_START_CLOSING) },
-            { foldStateProvider.sendHingeAngleUpdate(170f) },
-            { foldStateProvider.sendHingeAngleUpdate(90f) },
-            { foldStateProvider.sendHingeAngleUpdate(10f) },
+        )
+        sendHingeAngleAndEnsureAnimationUpdate(170f, 90f, 10f)
+        runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_FINISH_CLOSED) },
         )
 
@@ -127,9 +138,9 @@
     fun testUnfoldAndStopUnfolding_finishesTheUnfoldTransition() {
         runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_START_OPENING) },
-            { foldStateProvider.sendUnfoldedScreenAvailable() },
-            { foldStateProvider.sendHingeAngleUpdate(10f) },
-            { foldStateProvider.sendHingeAngleUpdate(90f) },
+            { foldStateProvider.sendUnfoldedScreenAvailable() })
+        sendHingeAngleAndEnsureAnimationUpdate(10f, 50f, 90f)
+        runOnProgressThreadWithInterval(
             { foldStateProvider.sendFoldUpdate(FOLD_UPDATE_FINISH_HALF_OPEN) },
         )
 
@@ -159,12 +170,22 @@
         with(listener.ensureTransitionFinished()) { assertHasFoldAnimationAtTheEnd() }
     }
 
+    private fun sendHingeAngleAndEnsureAnimationUpdate(vararg angles: Float) {
+        angles.forEach { angle ->
+            listener.waitForProgressChangeAfter {
+                bgHandler.post {
+                    foldStateProvider.sendHingeAngleUpdate(angle)
+                }
+            }
+        }
+    }
+
     private fun runOnProgressThreadWithInterval(
         vararg blocks: () -> Unit,
         intervalMillis: Long = 60,
     ) {
         blocks.forEach {
-            fakeHandler.post(it)
+            bgHandler.post(it)
             Thread.sleep(intervalMillis)
         }
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/TestUnfoldProgressListener.kt b/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/TestUnfoldProgressListener.kt
index bbc96f70..6e8bf85 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/TestUnfoldProgressListener.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/unfold/progress/TestUnfoldProgressListener.kt
@@ -68,6 +68,24 @@
         return recordings.first()
     }
 
+    /**
+     * Number of progress event for the currently running transition
+     * Returns null if there is no currently running transition
+     */
+    val currentTransitionProgressEventCount: Int?
+        get() = currentRecording?.progressHistory?.size
+
+    /**
+     * Runs [block] and ensures that there was at least once onTransitionProgress event after that
+     */
+    fun waitForProgressChangeAfter(block: () -> Unit) {
+        val eventCount = currentTransitionProgressEventCount
+        block()
+        waitForCondition {
+            currentTransitionProgressEventCount != eventCount
+        }
+    }
+
     fun assertStarted() {
         assertWithMessage("Transition didn't start").that(currentRecording).isNotNull()
     }
@@ -86,7 +104,7 @@
     }
 
     class UnfoldTransitionRecording {
-        private val progressHistory: MutableList<Float> = arrayListOf()
+        val progressHistory: MutableList<Float> = arrayListOf()
         private var finishingInvocations: Int = 0
 
         fun addProgress(progress: Float) {
@@ -142,6 +160,6 @@
     }
 
     private companion object {
-        private const val MIN_ANIMATION_EVENTS = 5
+        private const val MIN_ANIMATION_EVENTS = 3
     }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/wmshell/BubblesTest.java b/packages/SystemUI/tests/src/com/android/systemui/wmshell/BubblesTest.java
index c5fbc39..dc7a2c3 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/wmshell/BubblesTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/wmshell/BubblesTest.java
@@ -59,6 +59,7 @@
 import android.app.IActivityManager;
 import android.app.INotificationManager;
 import android.app.Notification;
+import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -473,7 +474,9 @@
                         mock(AvalancheProvider.class),
                         mock(SystemSettings.class),
                         mock(PackageManager.class),
-                        Optional.of(mock(Bubbles.class))
+                        Optional.of(mock(Bubbles.class)),
+                        mContext,
+                        mock(NotificationManager.class)
                         );
         interruptionDecisionProvider.start();
 
diff --git a/packages/SystemUI/tests/utils/src/android/hardware/display/AmbientDisplayConfigurationKosmos.kt b/packages/SystemUI/tests/utils/src/android/hardware/display/AmbientDisplayConfigurationKosmos.kt
new file mode 100644
index 0000000..3f3c30f
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/android/hardware/display/AmbientDisplayConfigurationKosmos.kt
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hardware.display
+
+import android.content.applicationContext
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.Kosmos.Fixture
+
+val Kosmos.ambientDisplayConfiguration by Fixture {
+    FakeAmbientDisplayConfiguration(applicationContext)
+}
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
index f51036f..e00f980 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/KeyboardShortcutHelperKosmos.kt
@@ -19,6 +19,7 @@
 import android.content.applicationContext
 import android.content.res.mainResources
 import android.hardware.input.fakeInputManager
+import android.view.windowManager
 import com.android.systemui.broadcast.broadcastDispatcher
 import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperCategoriesRepository
 import com.android.systemui.keyboard.shortcut.data.repository.ShortcutHelperStateRepository
@@ -59,6 +60,8 @@
         ShortcutHelperCategoriesRepository(
             shortcutHelperSystemShortcutsSource,
             shortcutHelperMultiTaskingShortcutsSource,
+            windowManager,
+            shortcutHelperStateRepository
         )
     }
 
@@ -68,7 +71,8 @@
             shortcutHelperStateRepository,
             applicationContext,
             broadcastDispatcher,
-            fakeCommandQueue
+            fakeCommandQueue,
+            windowManager
         )
     }
 
@@ -83,12 +87,7 @@
     }
 
 val Kosmos.shortcutHelperCategoriesInteractor by
-    Kosmos.Fixture {
-        ShortcutHelperCategoriesInteractor(
-            shortcutHelperStateRepository,
-            shortcutHelperCategoriesRepository
-        )
-    }
+    Kosmos.Fixture { ShortcutHelperCategoriesInteractor(shortcutHelperCategoriesRepository) }
 
 val Kosmos.shortcutHelperViewModel by
     Kosmos.Fixture { ShortcutHelperViewModel(testDispatcher, shortcutHelperStateInteractor) }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperTestHelper.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperTestHelper.kt
index 36608ff..40510db 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperTestHelper.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyboard/shortcut/data/repository/ShortcutHelperTestHelper.kt
@@ -18,20 +18,45 @@
 
 import android.content.Context
 import android.content.Intent
+import android.view.KeyboardShortcutGroup
+import android.view.WindowManager
+import android.view.WindowManager.KeyboardShortcutsReceiver
 import com.android.systemui.broadcast.FakeBroadcastDispatcher
 import com.android.systemui.keyguard.data.repository.FakeCommandQueue
+import com.android.systemui.util.mockito.any
+import com.android.systemui.util.mockito.whenever
 
 class ShortcutHelperTestHelper(
     repo: ShortcutHelperStateRepository,
     private val context: Context,
     private val fakeBroadcastDispatcher: FakeBroadcastDispatcher,
     private val fakeCommandQueue: FakeCommandQueue,
+    windowManager: WindowManager
 ) {
 
+    companion object {
+        const val DEFAULT_DEVICE_ID = 123
+    }
+
+    private var imeShortcuts: List<KeyboardShortcutGroup> = emptyList()
+
     init {
+        whenever(windowManager.requestImeKeyboardShortcuts(any(), any())).thenAnswer {
+            val keyboardShortcutReceiver = it.getArgument<KeyboardShortcutsReceiver>(0)
+            keyboardShortcutReceiver.onKeyboardShortcutsReceived(imeShortcuts)
+            return@thenAnswer Unit
+        }
         repo.start()
     }
 
+    /**
+     * Use this method to set what ime shortcuts should be returned from windowManager in tests. By
+     * default windowManager.requestImeKeyboardShortcuts will return emptyList. See init block.
+     */
+    fun setImeShortcuts(imeShortcuts: List<KeyboardShortcutGroup>) {
+        this.imeShortcuts = imeShortcuts
+    }
+
     fun hideThroughCloseSystemDialogs() {
         fakeBroadcastDispatcher.sendIntentToMatchingReceiversOnly(
             context,
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorKosmos.kt
index c06f833..73799b6 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/domain/interactor/KeyguardLongPressInteractorKosmos.kt
@@ -24,10 +24,11 @@
 import com.android.systemui.keyguard.data.repository.keyguardRepository
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.applicationCoroutineScope
+import com.android.systemui.shade.pulsingGestureListener
 
-val Kosmos.keyguardLongPressInteractor by
+val Kosmos.keyguardTouchHandlingInteractor by
     Kosmos.Fixture {
-        KeyguardLongPressInteractor(
+        KeyguardTouchHandlingInteractor(
             appContext = applicationContext,
             scope = applicationCoroutineScope,
             transitionInteractor = keyguardTransitionInteractor,
@@ -36,5 +37,6 @@
             featureFlags = featureFlagsClassic,
             broadcastDispatcher = broadcastDispatcher,
             accessibilityManager = accessibilityManagerWrapper,
+            pulsingGestureListener = pulsingGestureListener,
         )
     }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModelKosmos.kt
index 3c62b44..b5e6f75 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardClockViewModelKosmos.kt
@@ -23,7 +23,6 @@
 import com.android.systemui.kosmos.applicationCoroutineScope
 import com.android.systemui.shade.domain.interactor.shadeInteractor
 import com.android.systemui.statusbar.notification.icon.ui.viewmodel.notificationIconContainerAlwaysOnDisplayViewModel
-import com.android.systemui.statusbar.notification.stack.domain.interactor.notificationsKeyguardInteractor
 import com.android.systemui.statusbar.ui.systemBarUtilsProxy
 
 val Kosmos.keyguardClockViewModel by
@@ -32,7 +31,6 @@
             keyguardClockInteractor = keyguardClockInteractor,
             applicationScope = applicationCoroutineScope,
             aodNotificationIconViewModel = notificationIconContainerAlwaysOnDisplayViewModel,
-            notifsKeyguardInteractor = notificationsKeyguardInteractor,
             shadeInteractor = shadeInteractor,
             systemBarUtils = systemBarUtilsProxy,
             configurationInteractor = configurationInteractor,
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModelKosmos.kt
index 3c9846a..281d7b0 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/KeyguardLongPressViewModelKosmos.kt
@@ -16,12 +16,12 @@
 
 package com.android.systemui.keyguard.ui.viewmodel
 
-import com.android.systemui.keyguard.domain.interactor.keyguardLongPressInteractor
+import com.android.systemui.keyguard.domain.interactor.keyguardTouchHandlingInteractor
 import com.android.systemui.kosmos.Kosmos
 
-val Kosmos.keyguardLongPressViewModel by
+val Kosmos.keyguardTouchHandlingViewModel by
     Kosmos.Fixture {
-        KeyguardLongPressViewModel(
-            interactor = keyguardLongPressInteractor,
+        KeyguardTouchHandlingViewModel(
+            interactor = keyguardTouchHandlingInteractor,
         )
     }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModelKosmos.kt
index 30a4f21..24e47b0 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/keyguard/ui/viewmodel/LockscreenContentViewModelKosmos.kt
@@ -30,7 +30,7 @@
             clockInteractor = keyguardClockInteractor,
             interactor = keyguardBlueprintInteractor,
             authController = authController,
-            longPress = keyguardLongPressViewModel,
+            touchHandling = keyguardTouchHandlingViewModel,
             shadeInteractor = shadeInteractor,
             applicationScope = applicationCoroutineScope,
             unfoldTransitionInteractor = unfoldTransitionInteractor,
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/PulsingGestureListenerKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/PulsingGestureListenerKosmos.kt
new file mode 100644
index 0000000..4fc2228
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/PulsingGestureListenerKosmos.kt
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.shade
+
+import android.hardware.display.ambientDisplayConfiguration
+import com.android.systemui.classifier.falsingManager
+import com.android.systemui.dock.dockManager
+import com.android.systemui.dump.dumpManager
+import com.android.systemui.keyguard.domain.interactor.dozeInteractor
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.Kosmos.Fixture
+import com.android.systemui.plugins.statusbar.statusBarStateController
+import com.android.systemui.power.domain.interactor.powerInteractor
+import com.android.systemui.settings.userTracker
+import com.android.systemui.util.mockito.mock
+
+val Kosmos.pulsingGestureListener by Fixture {
+    PulsingGestureListener(
+        falsingManager = falsingManager,
+        dockManager = dockManager,
+        powerInteractor = powerInteractor,
+        ambientDisplayConfiguration = ambientDisplayConfiguration,
+        statusBarStateController = statusBarStateController,
+        shadeLogger = mock(),
+        dozeInteractor = dozeInteractor,
+        userTracker = userTracker,
+        tunerService = mock(),
+        dumpManager = dumpManager,
+    )
+}
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/domain/startable/ShadeStartableKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/domain/startable/ShadeStartableKosmos.kt
index b85858d..79b80bc 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/domain/startable/ShadeStartableKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/domain/startable/ShadeStartableKosmos.kt
@@ -27,7 +27,9 @@
 import com.android.systemui.shade.data.repository.shadeRepository
 import com.android.systemui.shade.domain.interactor.panelExpansionInteractor
 import com.android.systemui.shade.transition.ScrimShadeTransitionController
+import com.android.systemui.statusbar.notification.stack.notificationStackScrollLayoutController
 import com.android.systemui.statusbar.policy.splitShadeStateController
+import com.android.systemui.statusbar.pulseExpansionHandler
 import com.android.systemui.util.mockito.mock
 
 @Deprecated("ShadeExpansionStateManager is deprecated. Remove your dependency on it instead.")
@@ -45,5 +47,7 @@
         sceneInteractorProvider = { sceneInteractor },
         panelExpansionInteractorProvider = { panelExpansionInteractor },
         shadeExpansionStateManager = shadeExpansionStateManager,
+        pulseExpansionHandler = pulseExpansionHandler,
+        nsslc = notificationStackScrollLayoutController,
     )
 }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelKosmos.kt
new file mode 100644
index 0000000..989c3a5
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/shade/ui/viewmodel/ShadeSceneViewModelKosmos.kt
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.shade.ui.viewmodel
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.applicationCoroutineScope
+import com.android.systemui.media.controls.domain.pipeline.interactor.mediaCarouselInteractor
+import com.android.systemui.qs.footerActionsController
+import com.android.systemui.qs.footerActionsViewModelFactory
+import com.android.systemui.qs.ui.adapter.qsSceneAdapter
+import com.android.systemui.scene.domain.interactor.sceneInteractor
+import com.android.systemui.settings.brightness.ui.viewmodel.brightnessMirrorViewModel
+import com.android.systemui.shade.domain.interactor.shadeInteractor
+import com.android.systemui.unfold.domain.interactor.unfoldTransitionInteractor
+
+val Kosmos.shadeSceneViewModel: ShadeSceneViewModel by
+    Kosmos.Fixture {
+        ShadeSceneViewModel(
+            applicationScope = applicationCoroutineScope,
+            shadeHeaderViewModel = shadeHeaderViewModel,
+            qsSceneAdapter = qsSceneAdapter,
+            brightnessMirrorViewModel = brightnessMirrorViewModel,
+            mediaCarouselInteractor = mediaCarouselInteractor,
+            shadeInteractor = shadeInteractor,
+            footerActionsViewModelFactory = footerActionsViewModelFactory,
+            footerActionsController = footerActionsController,
+            sceneInteractor = sceneInteractor,
+            unfoldTransitionInteractor = unfoldTransitionInteractor,
+        )
+    }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelKosmos.kt
index f0eea38..a0e9303 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/notification/stack/ui/viewmodel/NotificationsPlaceholderViewModelKosmos.kt
@@ -18,10 +18,10 @@
 
 import com.android.systemui.dump.dumpManager
 import com.android.systemui.flags.featureFlagsClassic
-import com.android.systemui.keyguard.domain.interactor.keyguardInteractor
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.Kosmos.Fixture
 import com.android.systemui.shade.domain.interactor.shadeInteractor
+import com.android.systemui.shade.ui.viewmodel.shadeSceneViewModel
 import com.android.systemui.statusbar.notification.stack.domain.interactor.notificationStackAppearanceInteractor
 
 val Kosmos.notificationsPlaceholderViewModel by Fixture {
@@ -29,7 +29,7 @@
         dumpManager = dumpManager,
         interactor = notificationStackAppearanceInteractor,
         shadeInteractor = shadeInteractor,
+        shadeSceneViewModel = shadeSceneViewModel,
         featureFlags = featureFlagsClassic,
-        keyguardInteractor = keyguardInteractor,
     )
 }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModelKosmos.kt
index b2b19de..e6b52f0 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/panel/component/volume/slider/ui/viewmodel/AudioStreamSliderViewModelKosmos.kt
@@ -20,6 +20,7 @@
 import com.android.internal.logging.uiEventLogger
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.volume.domain.interactor.audioVolumeInteractor
+import com.android.systemui.volume.shared.volumePanelLogger
 import kotlinx.coroutines.CoroutineScope
 
 val Kosmos.audioStreamSliderViewModelFactory by
@@ -36,6 +37,7 @@
                     applicationContext,
                     audioVolumeInteractor,
                     uiEventLogger,
+                    volumePanelLogger,
                 )
             }
         }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/volume/shared/VolumePanelLoggerKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/shared/VolumePanelLoggerKosmos.kt
new file mode 100644
index 0000000..3a7574d
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/volume/shared/VolumePanelLoggerKosmos.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.volume.shared
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.log.logcatLogBuffer
+import com.android.systemui.volume.panel.shared.VolumePanelLogger
+
+val Kosmos.volumePanelLogger by Kosmos.Fixture { VolumePanelLogger(logcatLogBuffer()) }
diff --git a/ravenwood/Android.bp b/ravenwood/Android.bp
index 4c8febf..e2eb09f 100644
--- a/ravenwood/Android.bp
+++ b/ravenwood/Android.bp
@@ -274,12 +274,14 @@
     src: "scripts/ravenwood-stats-checker.sh",
     test_suites: ["general-tests"],
     data: [
-        ":framework-minus-apex.ravenwood.stats",
-        ":framework-minus-apex.ravenwood.apis",
-        ":framework-minus-apex.ravenwood.keep_all",
-        ":services.core.ravenwood.stats",
-        ":services.core.ravenwood.apis",
-        ":services.core.ravenwood.keep_all",
+        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_stats.csv}",
+        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_apis.csv}",
+        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_keep_all.txt}",
+        ":framework-minus-apex.ravenwood-base{hoststubgen_framework-minus-apex_dump.txt}",
+        ":services.core.ravenwood-base{hoststubgen_services.core_stats.csv}",
+        ":services.core.ravenwood-base{hoststubgen_services.core_apis.csv}",
+        ":services.core.ravenwood-base{hoststubgen_services.core_keep_all.txt}",
+        ":services.core.ravenwood-base{hoststubgen_services.core_dump.txt}",
     ],
 }
 
diff --git a/ravenwood/scripts/ravenwood-stats-collector.sh b/ravenwood/scripts/ravenwood-stats-collector.sh
index 43b61a4..36601bd 100755
--- a/ravenwood/scripts/ravenwood-stats-collector.sh
+++ b/ravenwood/scripts/ravenwood-stats-collector.sh
@@ -22,10 +22,12 @@
 stats=$out_dir/ravenwood-stats-all.csv
 apis=$out_dir/ravenwood-apis-all.csv
 keep_all_dir=$out_dir/ravenwood-keep-all/
+dump_dir=$out_dir/ravenwood-dump/
 
 rm -fr $out_dir
 mkdir -p $out_dir
 mkdir -p $keep_all_dir
+mkdir -p $dump_dir
 
 # Where the input files are.
 path=$ANDROID_BUILD_TOP/out/host/linux-x86/testcases/ravenwood-stats-checker/x86_64/
@@ -85,4 +87,8 @@
 
 cp *keep_all.txt $keep_all_dir
 echo "Keep all files created at:"
-find $keep_all_dir -type f
\ No newline at end of file
+find $keep_all_dir -type f
+
+cp *dump.txt $dump_dir
+echo "Dump files created at:"
+find $dump_dir -type f
\ No newline at end of file
diff --git a/ravenwood/texts/ravenwood-annotation-allowed-classes.txt b/ravenwood/texts/ravenwood-annotation-allowed-classes.txt
index f3172ae..bdc3577 100644
--- a/ravenwood/texts/ravenwood-annotation-allowed-classes.txt
+++ b/ravenwood/texts/ravenwood-annotation-allowed-classes.txt
@@ -274,7 +274,9 @@
 android.telephony.ModemActivityInfo
 android.telephony.ServiceState
 
+android.os.connectivity.CellularBatteryStats
 android.os.connectivity.WifiActivityEnergyInfo
+android.os.connectivity.WifiBatteryStats
 
 com.android.server.LocalServices
 
diff --git a/services/accessibility/java/com/android/server/accessibility/AccessibilityInputFilter.java b/services/accessibility/java/com/android/server/accessibility/AccessibilityInputFilter.java
index f9196f3..d3efa21 100644
--- a/services/accessibility/java/com/android/server/accessibility/AccessibilityInputFilter.java
+++ b/services/accessibility/java/com/android/server/accessibility/AccessibilityInputFilter.java
@@ -610,7 +610,7 @@
         }
     }
 
-    void notifyAccessibilityButtonClicked(int displayId) {
+    void notifyMagnificationShortcutTriggered(int displayId) {
         if (mMagnificationGestureHandler.size() != 0) {
             final MagnificationGestureHandler handler = mMagnificationGestureHandler.get(displayId);
             if (handler != null) {
diff --git a/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java b/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
index 1dc3fb4..36d97f6 100644
--- a/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
+++ b/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
@@ -2220,10 +2220,10 @@
         }
     }
 
-    private void sendAccessibilityButtonToInputFilter(int displayId) {
+    private void notifyMagnificationShortcutTriggered(int displayId) {
         synchronized (mLock) {
             if (mHasInputFilter && mInputFilter != null) {
-                mInputFilter.notifyAccessibilityButtonClicked(displayId);
+                mInputFilter.notifyMagnificationShortcutTriggered(displayId);
             }
         }
     }
@@ -3898,7 +3898,7 @@
                             .isActivated(displayId);
             logAccessibilityShortcutActivated(mContext, MAGNIFICATION_COMPONENT_NAME, shortcutType,
                     enabled);
-            sendAccessibilityButtonToInputFilter(displayId);
+            notifyMagnificationShortcutTriggered(displayId);
             return;
         }
         final ComponentName targetComponentName = ComponentName.unflattenFromString(targetName);
diff --git a/services/autofill/java/com/android/server/autofill/RequestId.java b/services/autofill/java/com/android/server/autofill/RequestId.java
index 29ad786..d8069a8 100644
--- a/services/autofill/java/com/android/server/autofill/RequestId.java
+++ b/services/autofill/java/com/android/server/autofill/RequestId.java
@@ -16,8 +16,14 @@
 
 package com.android.server.autofill;
 
-import java.util.List;
+import static com.android.server.autofill.Helper.sDebug;
+
+import android.util.Slog;
+import android.util.SparseArray;
+
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.List;
+import java.util.Random;
 
 // Helper class containing various methods to deal with FillRequest Ids.
 // For authentication flows, there needs to be a way to know whether to retrieve the Fill
@@ -25,56 +31,97 @@
 // way to achieve this is by assigning odd number request ids to secondary provider and
 // even numbers to primary provider.
 public class RequestId {
+    private AtomicInteger sIdCounter;
 
-  private AtomicInteger sIdCounter;
+    // The minimum request id is 2 to avoid possible authentication issues.
+    static final int MIN_REQUEST_ID = 2;
+    // The maximum request id is 0x7FFF to make sure the 16th bit is 0.
+    // This is to make sure the authentication id is always positive.
+    static final int MAX_REQUEST_ID = 0x7FFF; // 32767
 
-  // Mainly used for tests
-  RequestId(int start) {
-    sIdCounter = new AtomicInteger(start);
-  }
+    // The maximum start id is made small to best avoid wrapping around.
+    static final int MAX_START_ID = 1000;
+    // The magic number is used to determine if a wrap has happened.
+    // The underlying assumption of MAGIC_NUMBER is that there can't be as many as MAGIC_NUMBER
+    // of fill requests in one session. so there can't be as many as MAGIC_NUMBER of fill requests
+    // getting dropped.
+    static final int MAGIC_NUMBER = 5000;
 
-  public RequestId() {
-    this((int) (Math.floor(Math.random() * 0xFFFF)));
-  }
+    static final int MIN_PRIMARY_REQUEST_ID = 2;
+    static final int MAX_PRIMARY_REQUEST_ID = 0x7FFE; // 32766
 
-  public static int getLastRequestIdIndex(List<Integer> requestIds) {
-    int lastId = -1;
-    int indexOfBiggest = -1;
-    // Biggest number is usually the latest request, since IDs only increase
-    // The only exception is when the request ID wraps around back to 0
-      for (int i = requestIds.size() - 1; i >= 0; i--) {
-        if (requestIds.get(i) > lastId) {
-        lastId = requestIds.get(i);
-        indexOfBiggest = i;
-      }
-    }
+    static final int MIN_SECONDARY_REQUEST_ID = 3;
+    static final int MAX_SECONDARY_REQUEST_ID = 0x7FFF; // 32767
 
-    // 0xFFFE + 2 == 0x1 (for secondary)
-    // 0xFFFD + 2 == 0x0 (for primary)
-    // Wrap has occurred
-    if (lastId >= 0xFFFD) {
-      // Calculate the biggest size possible
-      // If list only has one kind of request ids - we need to multiple by 2
-      // (since they skip odd ints)
-      // Also subtract one from size because at least one integer exists pre-wrap
-      int calcSize = (requestIds.size()) * 2;
-      //Biggest possible id after wrapping
-      int biggestPossible = (lastId + calcSize) % 0xFFFF;
-      lastId = -1;
-      indexOfBiggest = -1;
-      for (int i = 0; i < requestIds.size(); i++) {
-        int currentId = requestIds.get(i);
-        if (currentId <= biggestPossible && currentId > lastId) {
-          lastId = currentId;
-          indexOfBiggest = i;
+    private static final String TAG = "RequestId";
+
+    // WARNING: This constructor should only be used for testing
+    RequestId(int startId) {
+        if (startId < MIN_REQUEST_ID || startId > MAX_REQUEST_ID) {
+            throw new IllegalArgumentException("startId must be between " + MIN_REQUEST_ID +
+                                                   " and " + MAX_REQUEST_ID);
         }
-      }
+        if (sDebug) {
+            Slog.d(TAG, "RequestId(int): startId= " + startId);
+        }
+        sIdCounter = new AtomicInteger(startId);
     }
 
-    return indexOfBiggest;
-  }
+    // WARNING: This get method should only be used for testing
+    int getRequestId() {
+        return sIdCounter.get();
+    }
 
-  public int nextId(boolean isSecondary) {
+    public RequestId() {
+        Random random = new Random();
+        int low = MIN_REQUEST_ID;
+        int high = MAX_START_ID + 1; // nextInt is exclusive on upper limit
+
+        // Generate a random start request id that >= MIN_REQUEST_ID and <= MAX_START_ID
+        int startId = random.nextInt(high - low) + low;
+        if (sDebug) {
+            Slog.d(TAG, "RequestId(): startId= " + startId);
+        }
+        sIdCounter = new AtomicInteger(startId);
+    }
+
+    // Given a list of request ids, find the index of the last request id.
+    // Note: Since the request id wraps around, the largest request id may not be
+    // the latest request id.
+    //
+    // @param requestIds List of request ids in ascending order with at least one element.
+    // @return Index of the last request id.
+    public static int getLastRequestIdIndex(List<Integer> requestIds) {
+        // If there is only one request id, return index as 0.
+        if (requestIds.size() == 1) {
+            return 0;
+        }
+
+        // We have to use a magical number to determine if a wrap has happened because
+        // the request id could be lost. The underlying assumption of MAGIC_NUMBER is that
+        // there can't be as many as MAGIC_NUMBER of fill requests in one session.
+        boolean wrapHasHappened = false;
+        int latestRequestIdIndex = -1;
+
+        for (int i = 0; i < requestIds.size() - 1; i++) {
+            if (requestIds.get(i+1) - requestIds.get(i) > MAGIC_NUMBER) {
+                wrapHasHappened = true;
+                latestRequestIdIndex = i;
+                break;
+            }
+        }
+
+        // If there was no wrap, the last request index is the last index.
+        if (!wrapHasHappened) {
+            latestRequestIdIndex = requestIds.size() - 1;
+        }
+        if (sDebug) {
+            Slog.d(TAG, "getLastRequestIdIndex(): latestRequestIdIndex = " + latestRequestIdIndex);
+        }
+        return latestRequestIdIndex;
+    }
+
+    public int nextId(boolean isSecondary) {
         // For authentication flows, there needs to be a way to know whether to retrieve the Fill
         // Response from the primary provider or the secondary provider from the requestId. A simple
         // way to achieve this is by assigning odd number request ids to secondary provider and
@@ -82,13 +129,20 @@
         int requestId;
 
         do {
-            requestId = sIdCounter.incrementAndGet() % 0xFFFF;
+            requestId = sIdCounter.incrementAndGet() % (MAX_REQUEST_ID + 1);
+            // Skip numbers smaller than MIN_REQUEST_ID to avoid possible authentication issue
+            if (requestId < MIN_REQUEST_ID) {
+                requestId = MIN_REQUEST_ID;
+            }
             sIdCounter.set(requestId);
         } while (isSecondaryProvider(requestId) != isSecondary);
+        if (sDebug) {
+            Slog.d(TAG, "nextId(): requestId = " + requestId);
+        }
         return requestId;
-  }
+    }
 
-  public static boolean isSecondaryProvider(int requestId) {
-      return requestId % 2 == 1;
-  }
+    public static boolean isSecondaryProvider(int requestId) {
+        return requestId % 2 == 1;
+    }
 }
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 494e956..c6ddc16 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -6902,17 +6902,18 @@
         return mPendingSaveUi != null && mPendingSaveUi.getState() == PendingUi.STATE_PENDING;
     }
 
+    // Return latest response index in mResponses SparseArray.
     @GuardedBy("mLock")
     private int getLastResponseIndexLocked() {
-        if (mResponses != null) {
-            List<Integer> requestIdList = new ArrayList<>();
-            final int responseCount = mResponses.size();
-            for (int i = 0; i < responseCount; i++) {
-                requestIdList.add(mResponses.keyAt(i));
-            }
-            return mRequestId.getLastRequestIdIndex(requestIdList);
+        if (mResponses == null  || mResponses.size() == 0) {
+          return -1;
         }
-        return -1;
+        List<Integer> requestIdList = new ArrayList<>();
+        final int responseCount = mResponses.size();
+        for (int i = 0; i < responseCount; i++) {
+            requestIdList.add(mResponses.keyAt(i));
+        }
+        return mRequestId.getLastRequestIdIndex(requestIdList);
     }
 
     private LogMaker newLogMaker(int category) {
diff --git a/services/companion/java/com/android/server/companion/virtual/GenericWindowPolicyController.java b/services/companion/java/com/android/server/companion/virtual/GenericWindowPolicyController.java
index afeafa4..988a213 100644
--- a/services/companion/java/com/android/server/companion/virtual/GenericWindowPolicyController.java
+++ b/services/companion/java/com/android/server/companion/virtual/GenericWindowPolicyController.java
@@ -87,15 +87,6 @@
         void onSecureWindowShown(int displayId, int uid);
     }
 
-    /**
-     * For communicating when activities are blocked from entering PIP on the display by this
-     * policy controller.
-     */
-    public interface PipBlockedCallback {
-        /** Called when an activity is blocked from entering PIP. */
-        void onEnteringPipBlocked(int uid);
-    }
-
     /** Interface to listen for interception of intents. */
     public interface IntentListenerCallback {
         /** Returns true when an intent should be intercepted */
@@ -136,7 +127,6 @@
     @GuardedBy("mGenericWindowPolicyControllerLock")
     private final ArraySet<Integer> mRunningUids = new ArraySet<>();
     @Nullable private final ActivityListener mActivityListener;
-    @Nullable private final PipBlockedCallback mPipBlockedCallback;
     @Nullable private final IntentListenerCallback mIntentListenerCallback;
     private final Handler mHandler = new Handler(Looper.getMainLooper());
     @NonNull
@@ -190,7 +180,6 @@
             @NonNull Set<ComponentName> crossTaskNavigationExemptions,
             @Nullable ComponentName permissionDialogComponent,
             @Nullable ActivityListener activityListener,
-            @Nullable PipBlockedCallback pipBlockedCallback,
             @Nullable ActivityBlockedCallback activityBlockedCallback,
             @Nullable SecureWindowCallback secureWindowCallback,
             @Nullable IntentListenerCallback intentListenerCallback,
@@ -208,7 +197,6 @@
         mActivityBlockedCallback = activityBlockedCallback;
         setInterestedWindowFlags(windowFlags, systemWindowFlags);
         mActivityListener = activityListener;
-        mPipBlockedCallback = pipBlockedCallback;
         mSecureWindowCallback = secureWindowCallback;
         mIntentListenerCallback = intentListenerCallback;
         mDisplayCategories = displayCategories;
@@ -346,6 +334,10 @@
         }
         final UserHandle activityUser =
                 UserHandle.getUserHandleForUid(activityInfo.applicationInfo.uid);
+        if (!activityUser.isSystem() && !mAllowedUsers.contains(activityUser)) {
+            logActivityLaunchBlocked("Activity launch disallowed from user " + activityUser);
+            return false;
+        }
         final ComponentName activityComponent = activityInfo.getComponentName();
         if (BLOCKED_APP_STREAMING_COMPONENT.equals(activityComponent) && activityUser.isSystem()) {
             // The error dialog alerting users that streaming is blocked is always allowed.
@@ -464,18 +456,6 @@
             return mShowTasksInHostDeviceRecents;
         }
     }
-
-    @Override
-    public boolean isEnteringPipAllowed(int uid) {
-        if (super.isEnteringPipAllowed(uid)) {
-            return true;
-        }
-        if (mPipBlockedCallback != null) {
-            mHandler.post(() -> mPipBlockedCallback.onEnteringPipBlocked(uid));
-        }
-        return false;
-    }
-
     @Override
     public @Nullable ComponentName getCustomHomeComponent() {
         return mCustomHomeComponent;
@@ -512,7 +492,6 @@
                     "virtual_devices.value_activity_blocked_count",
                     mAttributionSource.getUid());
         }
-
     }
 
     private static boolean isAllowedByPolicy(boolean allowedByDefault,
diff --git a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceImpl.java b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceImpl.java
index 04c4284..3c323f9 100644
--- a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceImpl.java
+++ b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceImpl.java
@@ -185,8 +185,9 @@
     private final SparseIntArray mDevicePolicies;
     @GuardedBy("mVirtualDeviceLock")
     private final SparseArray<VirtualDisplayWrapper> mVirtualDisplays = new SparseArray<>();
-    private final IVirtualDeviceActivityListener mActivityListener;
-    private final IVirtualDeviceSoundEffectListener mSoundEffectListener;
+    private IVirtualDeviceActivityListener mActivityListener;
+    private ActivityListener mActivityListenerAdapter = null;
+    private IVirtualDeviceSoundEffectListener mSoundEffectListener;
     private final DisplayManagerGlobal mDisplayManager;
     private final DisplayManagerInternal mDisplayManagerInternal;
     @GuardedBy("mVirtualDeviceLock")
@@ -239,6 +240,16 @@
                     Slog.w(TAG, "Unable to call mActivityListener for display: " + displayId, e);
                 }
             }
+
+            @Override
+            public void onActivityLaunchBlocked(int displayId,
+                    @NonNull ComponentName componentName, @UserIdInt int userId) {
+                try {
+                    mActivityListener.onActivityLaunchBlocked(displayId, componentName, userId);
+                } catch (RemoteException e) {
+                    Slog.w(TAG, "Unable to call mActivityListener for display: " + displayId, e);
+                }
+            }
         };
     }
 
@@ -303,7 +314,9 @@
         UserHandle ownerUserHandle = UserHandle.getUserHandleForUid(attributionSource.getUid());
         mContext = context.createContextAsUser(ownerUserHandle, 0);
         mAssociationInfo = associationInfo;
-        mPersistentDeviceId = createPersistentDeviceId(associationInfo.getId());
+        mPersistentDeviceId = associationInfo == null
+                ? null
+                : createPersistentDeviceId(associationInfo.getId());
         mService = service;
         mPendingTrampolineCallback = pendingTrampolineCallback;
         mActivityListener = activityListener;
@@ -405,7 +418,7 @@
 
     /** Returns the device display name. */
     CharSequence getDisplayName() {
-        return mAssociationInfo.getDisplayName();
+        return mAssociationInfo == null ? mParams.getName() : mAssociationInfo.getDisplayName();
     }
 
     /** Returns the public representation of the device. */
@@ -420,6 +433,22 @@
         }
     }
 
+    /**
+     * Setter for listeners that live in the client process, namely in
+     * {@link android.companion.virtual.VirtualDeviceInternal}.
+     *
+     * This is needed for virtual devices that are created by the system, as the VirtualDeviceImpl
+     * object is created before the returned VirtualDeviceInternal one.
+     */
+    @Override // Binder call
+    @EnforcePermission(android.Manifest.permission.CREATE_VIRTUAL_DEVICE)
+    public void setListeners(@NonNull IVirtualDeviceActivityListener activityListener,
+            @NonNull IVirtualDeviceSoundEffectListener soundEffectListener) {
+        super.setListeners_enforcePermission();
+        mActivityListener = Objects.requireNonNull(activityListener);
+        mSoundEffectListener = Objects.requireNonNull(soundEffectListener);
+    }
+
     @Override  // Binder call
     public @VirtualDeviceParams.DevicePolicy int getDevicePolicy(
             @VirtualDeviceParams.PolicyType int policyType) {
@@ -456,7 +485,9 @@
 
     @Override // Binder call
     public int getAssociationId() {
-        return mAssociationInfo.getId();
+        return mAssociationInfo == null
+                ? VirtualDeviceManagerService.CDM_ASSOCIATION_ID_NONE
+                : mAssociationInfo.getId();
     }
 
     @Override // Binder call
@@ -1140,7 +1171,7 @@
         String indent = "    ";
         fout.println("  VirtualDevice: ");
         fout.println(indent + "mDeviceId: " + mDeviceId);
-        fout.println(indent + "mAssociationId: " + mAssociationInfo.getId());
+        fout.println(indent + "mAssociationId: " + getAssociationId());
         fout.println(indent + "mOwnerPackageName: " + mOwnerPackageName);
         fout.println(indent + "mParams: ");
         mParams.dump(fout, indent + indent);
@@ -1189,6 +1220,10 @@
         final ComponentName homeComponent =
                 Flags.vdmCustomHome() ? mParams.getHomeComponent() : null;
 
+        if (mActivityListenerAdapter == null) {
+            mActivityListenerAdapter = createListenerAdapter();
+        }
+
         final GenericWindowPolicyController gwpc = new GenericWindowPolicyController(
                 WindowManager.LayoutParams.FLAG_SECURE,
                 WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS,
@@ -1201,8 +1236,7 @@
                         ? mParams.getBlockedCrossTaskNavigations()
                         : mParams.getAllowedCrossTaskNavigations(),
                 mPermissionDialogComponent,
-                createListenerAdapter(),
-                this::onEnteringPipBlocked,
+                mActivityListenerAdapter,
                 this::onActivityBlocked,
                 this::onSecureWindowShown,
                 this::shouldInterceptIntent,
@@ -1286,12 +1320,22 @@
 
     @RequiresPermission(android.Manifest.permission.INTERACT_ACROSS_USERS)
     private void onActivityBlocked(int displayId, ActivityInfo activityInfo) {
-        Intent intent = BlockedAppStreamingActivity.createIntent(
-                activityInfo, mAssociationInfo.getDisplayName());
-        mContext.startActivityAsUser(
-                intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK),
-                ActivityOptions.makeBasic().setLaunchDisplayId(displayId).toBundle(),
-                UserHandle.SYSTEM);
+        Intent intent = BlockedAppStreamingActivity.createIntent(activityInfo, getDisplayName());
+        if (!android.companion.virtualdevice.flags.Flags.activityControlApi()
+                || !Objects.equals(activityInfo.getComponentName(), intent.getComponent())) {
+            mContext.startActivityAsUser(
+                    intent.addFlags(
+                            Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK),
+                    ActivityOptions.makeBasic().setLaunchDisplayId(displayId).toBundle(),
+                    UserHandle.SYSTEM);
+        }
+        if (android.companion.virtualdevice.flags.Flags.activityControlApi()) {
+            mActivityListenerAdapter.onActivityLaunchBlocked(
+                    displayId,
+                    activityInfo.getComponentName(),
+                    UserHandle.getUserHandleForUid(
+                            activityInfo.applicationInfo.uid).getIdentifier());
+        }
     }
 
     private void onSecureWindowShown(int displayId, int uid) {
@@ -1374,7 +1418,7 @@
 
     @SuppressWarnings("AndroidFrameworkRequiresPermission")
     private void checkVirtualInputDeviceDisplayIdAssociation(int displayId) {
-        if (mContext.checkCallingPermission(android.Manifest.permission.INJECT_EVENTS)
+        if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.INJECT_EVENTS)
                     == PackageManager.PERMISSION_GRANTED) {
             // The INJECT_EVENTS permission allows for injecting input to any window / display.
             return;
@@ -1491,12 +1535,6 @@
         return mInputController.getInputDeviceDescriptors().values().stream().anyMatch(
                 inputDeviceDescriptor -> inputDeviceDescriptor.getInputDeviceId() == inputDeviceId);
     }
-
-    void onEnteringPipBlocked(int uid) {
-        // Do nothing. ActivityRecord#checkEnterPictureInPictureState logs that the display does not
-        // support PiP.
-    }
-
     void playSoundEffect(int effectType) {
         try {
             mSoundEffectListener.onPlaySoundEffect(effectType);
diff --git a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceLog.java b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceLog.java
index c65aa5b..b0bacfd 100644
--- a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceLog.java
+++ b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceLog.java
@@ -19,6 +19,7 @@
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.os.Binder;
+import android.os.Process;
 import android.util.SparseArray;
 
 import java.io.PrintWriter;
@@ -35,6 +36,8 @@
             "MM-dd HH:mm:ss.SSS").withZone(ZoneId.systemDefault());
     private static final int MAX_ENTRIES = 16;
 
+    private static final String VIRTUAL_DEVICE_OWNER_SYSTEM = "system";
+
     private final Context mContext;
     private final ArrayDeque<LogEntry> mLogEntries = new ArrayDeque<>();
 
@@ -132,6 +135,8 @@
             String[] packages;
             if (mUidToPackagesCache.contains(ownerUid)) {
                 return mUidToPackagesCache.get(ownerUid);
+            } else if (ownerUid == Process.SYSTEM_UID) {
+                return VIRTUAL_DEVICE_OWNER_SYSTEM;
             } else {
                 packages = mPackageManager.getPackagesForUid(ownerUid);
                 String packageName = "";
diff --git a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerService.java b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerService.java
index 9ad73ca..1be1d2b 100644
--- a/services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerService.java
+++ b/services/companion/java/com/android/server/companion/virtual/VirtualDeviceManagerService.java
@@ -101,6 +101,11 @@
             AssociationRequest.DEVICE_PROFILE_APP_STREAMING,
             AssociationRequest.DEVICE_PROFILE_NEARBY_DEVICE_STREAMING);
 
+    /**
+     * A virtual device association id corresponding to no CDM association.
+     */
+    static final int CDM_ASSOCIATION_ID_NONE = 0;
+
     private final Object mVirtualDeviceManagerLock = new Object();
     private final VirtualDeviceManagerImpl mImpl;
     private final VirtualDeviceManagerNativeImpl mNativeImpl;
@@ -316,7 +321,9 @@
 
             for (int i = 0; i < mVirtualDevices.size(); i++) {
                 VirtualDeviceImpl virtualDevice = mVirtualDevices.valueAt(i);
-                if (!activeAssociationIds.contains(virtualDevice.getAssociationId())) {
+                int deviceAssociationId = virtualDevice.getAssociationId();
+                if (deviceAssociationId != CDM_ASSOCIATION_ID_NONE
+                        && !activeAssociationIds.contains(deviceAssociationId)) {
                     virtualDevicesToRemove.add(virtualDevice);
                 }
             }
@@ -422,28 +429,39 @@
                 @NonNull IVirtualDeviceActivityListener activityListener,
                 @NonNull IVirtualDeviceSoundEffectListener soundEffectListener) {
             createVirtualDevice_enforcePermission();
-            attributionSource.enforceCallingUid();
-
-            final int callingUid = getCallingUid();
+            Objects.requireNonNull(activityListener);
+            Objects.requireNonNull(soundEffectListener);
             final String packageName = attributionSource.getPackageName();
-            if (!PermissionUtils.validateCallingPackageName(getContext(), packageName)) {
-                throw new SecurityException(
-                        "Package name " + packageName + " does not belong to calling uid "
-                                + callingUid);
-            }
             AssociationInfo associationInfo = getAssociationInfo(packageName, associationId);
             if (associationInfo == null) {
                 throw new IllegalArgumentException("No association with ID " + associationId);
-            }
-            if (!VIRTUAL_DEVICE_COMPANION_DEVICE_PROFILES
+            } else if (!VIRTUAL_DEVICE_COMPANION_DEVICE_PROFILES
                     .contains(associationInfo.getDeviceProfile())
                     && Flags.persistentDeviceIdApi()) {
                 throw new IllegalArgumentException("Unsupported CDM Association device profile "
                         + associationInfo.getDeviceProfile() + " for virtual device creation.");
             }
+            return createVirtualDevice(token, attributionSource, associationInfo, params,
+                    activityListener, soundEffectListener);
+        }
+
+        private IVirtualDevice createVirtualDevice(
+                IBinder token,
+                AttributionSource attributionSource,
+                AssociationInfo associationInfo,
+                @NonNull VirtualDeviceParams params,
+                @Nullable IVirtualDeviceActivityListener activityListener,
+                @Nullable IVirtualDeviceSoundEffectListener soundEffectListener) {
+            createVirtualDevice_enforcePermission();
+            attributionSource.enforceCallingUid();
+
+            final String packageName = attributionSource.getPackageName();
+            if (!PermissionUtils.validateCallingPackageName(getContext(), packageName)) {
+                throw new SecurityException(
+                        "Package name " + packageName + " does not belong to calling uid "
+                                + getCallingUid());
+            }
             Objects.requireNonNull(params);
-            Objects.requireNonNull(activityListener);
-            Objects.requireNonNull(soundEffectListener);
 
             final UserHandle userHandle = getCallingUserHandle();
             final CameraAccessController cameraAccessController =
@@ -724,6 +742,21 @@
         private final ArraySet<Integer> mAllUidsOnVirtualDevice = new ArraySet<>();
 
         @Override
+        public @NonNull VirtualDeviceManager.VirtualDevice createVirtualDevice(
+                @NonNull VirtualDeviceParams params) {
+            Objects.requireNonNull(params, "params must not be null");
+            Objects.requireNonNull(params.getName(), "virtual device name must not be null");
+            IVirtualDevice virtualDevice = mImpl.createVirtualDevice(
+                    new Binder(),
+                    getContext().getAttributionSource(),
+                    /* associationInfo= */ null,
+                    params,
+                    /* activityListener= */ null,
+                    /* soundEffectListener= */ null);
+            return new VirtualDeviceManager.VirtualDevice(mImpl, getContext(), virtualDevice);
+        }
+
+        @Override
         public int getDeviceOwnerUid(int deviceId) {
             VirtualDeviceImpl virtualDevice;
             synchronized (mVirtualDeviceManagerLock) {
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index b23f5f2..f6b3b39 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -5481,8 +5481,13 @@
     private boolean isHomeLaunchDelayable() {
         // This feature is disabled on Auto since it seems to add an unacceptably long boot delay
         // without even solving the underlying issue (it merely hits the timeout).
-        return enableHomeDelay() &&
-                !mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE);
+        // This feature is disabled on TV since the ThemeOverlayController is currently not present
+        // and therefore we do not want to wait unnecessarily.
+        // This feature is currently disabled in WearOS to avoid extreme boot regressions
+        return enableHomeDelay()
+                && !mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE)
+                && !mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK)
+                && !mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_WATCH);
     }
 
     final void ensureBootCompleted() {
diff --git a/services/core/java/com/android/server/am/BatteryStatsService.java b/services/core/java/com/android/server/am/BatteryStatsService.java
index 0c14a1c..00183ac 100644
--- a/services/core/java/com/android/server/am/BatteryStatsService.java
+++ b/services/core/java/com/android/server/am/BatteryStatsService.java
@@ -848,6 +848,7 @@
     }
 
     private void syncStats(String reason, int flags) {
+        mStats.collectPowerStatsSamples();
         awaitUninterruptibly(mWorker.scheduleSync(reason, flags));
     }
 
diff --git a/services/core/java/com/android/server/am/ProcessList.java b/services/core/java/com/android/server/am/ProcessList.java
index c094724..f4b1229 100644
--- a/services/core/java/com/android/server/am/ProcessList.java
+++ b/services/core/java/com/android/server/am/ProcessList.java
@@ -855,8 +855,8 @@
                         Slog.i(TAG, "Failed to connect to lmkd, retry after " +
                                 LMKD_RECONNECT_DELAY_MS + " ms");
                         // retry after LMKD_RECONNECT_DELAY_MS
-                        sKillHandler.sendMessageDelayed(sKillHandler.obtainMessage(
-                                KillHandler.LMKD_RECONNECT_MSG), LMKD_RECONNECT_DELAY_MS);
+                        sendMessageDelayed(obtainMessage(
+                                LMKD_RECONNECT_MSG), LMKD_RECONNECT_DELAY_MS);
                     }
                     break;
                 default:
diff --git a/services/core/java/com/android/server/audio/AudioDeviceBroker.java b/services/core/java/com/android/server/audio/AudioDeviceBroker.java
index 27fda15..cc4f7d9 100644
--- a/services/core/java/com/android/server/audio/AudioDeviceBroker.java
+++ b/services/core/java/com/android/server/audio/AudioDeviceBroker.java
@@ -51,6 +51,7 @@
 import android.os.Looper;
 import android.os.Message;
 import android.os.PowerManager;
+import android.os.Process;
 import android.os.RemoteCallbackList;
 import android.os.RemoteException;
 import android.os.SystemClock;
@@ -374,6 +375,16 @@
                 deviceInfo.mScoAudioMode, deviceInfo.mIsPrivileged, deviceInfo.mEventSource);
     }
 
+    /**
+     * Indicates if a Bluetooth SCO activation request owner is controlling
+     * the SCO audio state itself or not.
+     * @param uid the UI of the SOC request owner app
+     * @return true if we should control SCO audio state, false otherwise
+     */
+    private boolean shouldStartScoForUid(int uid) {
+        return !(uid == Process.BLUETOOTH_UID || uid == Process.PHONE_UID);
+    }
+
     @GuardedBy("mDeviceStateLock")
     /*package*/ void setCommunicationRouteForClient(
                             IBinder cb, int uid, AudioDeviceAttributes device,
@@ -388,7 +399,7 @@
                                         + " device: " + device + " isPrivileged: " + isPrivileged
                                         + " from API: " + eventSource)).printLog(TAG));
 
-        final boolean wasBtScoRequested = isBluetoothScoRequested();
+        final int previousBtScoRequesterUid = bluetoothScoRequestOwnerUid();
         CommunicationRouteClient client;
 
         // Save previous client route in case of failure to start BT SCO audio
@@ -412,8 +423,40 @@
         if (client == null) {
             return;
         }
-        if (!mScoManagedByAudio) {
-            boolean isBtScoRequested = isBluetoothScoRequested();
+        final int btScoRequesterUid = bluetoothScoRequestOwnerUid();
+        final boolean isBtScoRequested = btScoRequesterUid != -1;
+        final boolean wasBtScoRequested = previousBtScoRequesterUid != -1;
+
+        if (mScoManagedByAudio) {
+            if (isBtScoRequested && (!wasBtScoRequested || !isBluetoothScoActive()
+                    || !mBtHelper.isBluetoothScoRequestedInternally())) {
+                boolean scoStarted = false;
+                if (shouldStartScoForUid(btScoRequesterUid)) {
+                    scoStarted = mBtHelper.startBluetoothSco(scoAudioMode, eventSource);
+                    if (!scoStarted) {
+                        Log.w(TAG, "setCommunicationRouteForClient: "
+                                + "failure to start BT SCO for uid: " + uid);
+                        // clean up or restore previous client selection
+                        if (prevClientDevice != null) {
+                            addCommunicationRouteClient(cb, uid, prevClientDevice, prevPrivileged);
+                        } else {
+                            removeCommunicationRouteClient(cb, true);
+                        }
+                        postBroadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
+                    }
+                } else {
+                    scoStarted = true;
+                }
+                if (scoStarted) {
+                    setBluetoothScoOn(true, "setCommunicationRouteForClient");
+                }
+            } else if (!isBtScoRequested && wasBtScoRequested) {
+                if (shouldStartScoForUid(previousBtScoRequesterUid)) {
+                    mBtHelper.stopBluetoothSco(eventSource);
+                }
+                setBluetoothScoOn(false, "setCommunicationRouteForClient");
+            }
+        } else {
             if (isBtScoRequested && (!wasBtScoRequested || !isBluetoothScoActive()
                     || !mBtHelper.isBluetoothScoRequestedInternally())) {
                 if (!mBtHelper.startBluetoothSco(scoAudioMode, eventSource)) {
@@ -575,12 +618,12 @@
     @GuardedBy("mDeviceStateLock")
     /*package*/ void updateCommunicationRouteClientState(
                             CommunicationRouteClient client, boolean wasActive) {
-        boolean wasBtScoRequested = isBluetoothScoRequested();
+        int btScoRequesterUid = bluetoothScoRequestOwnerUid();
         client.setPlaybackActive(mAudioService.isPlaybackActiveForUid(client.getUid()));
         client.setRecordingActive(mAudioService.isRecordingActiveForUid(client.getUid()));
         if (wasActive != client.isActive()) {
             postUpdateCommunicationRouteClient(
-                    wasBtScoRequested, "updateCommunicationRouteClientState");
+                    btScoRequesterUid, "updateCommunicationRouteClientState");
         }
     }
 
@@ -763,6 +806,22 @@
     }
 
     /**
+     * Helper method on top of isBluetoothScoRequested() returning the UID of the
+     * BT SCO route request owner of -1 if SCO is not requested.
+     * @return the UID of the BT SCO route request owner of -1 if SCO is not requested.
+     */
+    @GuardedBy("mDeviceStateLock")
+    /*package*/ int bluetoothScoRequestOwnerUid() {
+        if (!isBluetoothScoRequested()) {
+            return -1;
+        }
+        CommunicationRouteClient crc = topCommunicationRouteClient();
+        if (crc == null) {
+            return -1;
+        }
+        return crc.getUid();
+    }
+    /**
      * Helper method on top of isDeviceRequestedForCommunication() indicating if
      * Bluetooth LE Audio communication device is currently requested or not.
      * @return true if Bluetooth LE Audio device is requested, false otherwise.
@@ -1148,15 +1207,18 @@
         }
     }
 
+    @GuardedBy("mDeviceStateLock")
     /*package*/ void setBluetoothScoOn(boolean on, String eventSource) {
         synchronized (mBluetoothAudioStateLock) {
-            boolean isBtScoRequested = isBluetoothScoRequested();
+            int btScoRequesterUId = bluetoothScoRequestOwnerUid();
             Log.i(TAG, "setBluetoothScoOn: " + on + ", mBluetoothScoOn: "
-                    + mBluetoothScoOn + ", isBtScoRequested: " + isBtScoRequested
+                    + mBluetoothScoOn + ", btScoRequesterUId: " + btScoRequesterUId
                     + ", from: " + eventSource);
             mBluetoothScoOn = on;
             updateAudioHalBluetoothState();
-            postUpdateCommunicationRouteClient(isBtScoRequested, eventSource);
+            if (!mScoManagedByAudio) {
+                postUpdateCommunicationRouteClient(btScoRequesterUId, eventSource);
+            }
         }
     }
 
@@ -1510,9 +1572,9 @@
     }
 
     /*package*/ void postUpdateCommunicationRouteClient(
-            boolean wasBtScoRequested, String eventSource) {
+            int btScoRequesterUid, String eventSource) {
         sendILMsgNoDelay(MSG_IL_UPDATE_COMMUNICATION_ROUTE_CLIENT, SENDMSG_QUEUE,
-                wasBtScoRequested ? 1 : 0, eventSource);
+                btScoRequesterUid, eventSource);
     }
 
     /*package*/ void postSetCommunicationDeviceForClient(CommunicationDeviceInfo info) {
@@ -1865,7 +1927,7 @@
                                         || btInfo.mProfile == BluetoothProfile.HEARING_AID
                                         || (mScoManagedByAudio
                                             && btInfo.mProfile == BluetoothProfile.HEADSET)) {
-                                    onUpdateCommunicationRouteClient(isBluetoothScoRequested(),
+                                    onUpdateCommunicationRouteClient(bluetoothScoRequestOwnerUid(),
                                             "setBluetoothActiveDevice");
                                 }
                             }
@@ -1927,11 +1989,11 @@
                 case MSG_I_SET_MODE_OWNER:
                     synchronized (mSetModeLock) {
                         synchronized (mDeviceStateLock) {
-                            boolean wasBtScoRequested = isBluetoothScoRequested();
+                            int btScoRequesterUid = bluetoothScoRequestOwnerUid();
                             mAudioModeOwner = (AudioModeInfo) msg.obj;
                             if (mAudioModeOwner.mMode != AudioSystem.MODE_RINGTONE) {
                                 onUpdateCommunicationRouteClient(
-                                        wasBtScoRequested, "setNewModeOwner");
+                                        btScoRequesterUid, "setNewModeOwner");
                             }
                         }
                     }
@@ -1958,7 +2020,7 @@
                 case MSG_IL_UPDATE_COMMUNICATION_ROUTE_CLIENT:
                     synchronized (mSetModeLock) {
                         synchronized (mDeviceStateLock) {
-                            onUpdateCommunicationRouteClient(msg.arg1 == 1, (String) msg.obj);
+                            onUpdateCommunicationRouteClient(msg.arg1, (String) msg.obj);
                         }
                     }
                     break;
@@ -2457,7 +2519,7 @@
     @Nullable private AudioDeviceAttributes preferredCommunicationDevice() {
         boolean btSCoOn = mBtHelper.isBluetoothScoOn();
         synchronized (mBluetoothAudioStateLock) {
-            btSCoOn = btSCoOn && mBluetoothScoOn;
+            btSCoOn = (btSCoOn || mScoManagedByAudio) && mBluetoothScoOn;
         }
 
         if (btSCoOn) {
@@ -2522,18 +2584,28 @@
      */
     // @GuardedBy("mSetModeLock")
     @GuardedBy("mDeviceStateLock")
-    private void onUpdateCommunicationRouteClient(boolean wasBtScoRequested, String eventSource) {
+    private void onUpdateCommunicationRouteClient(
+            int previousBtScoRequesterUid, String eventSource) {
         CommunicationRouteClient crc = topCommunicationRouteClient();
         if (AudioService.DEBUG_COMM_RTE) {
             Log.v(TAG, "onUpdateCommunicationRouteClient, crc: " + crc
-                    + " wasBtScoRequested: " + wasBtScoRequested + " eventSource: " + eventSource);
+                    + " previousBtScoRequesterUid: " + previousBtScoRequesterUid
+                    + " eventSource: " + eventSource);
         }
         if (crc != null) {
             setCommunicationRouteForClient(crc.getBinder(), crc.getUid(), crc.getDevice(),
                     BtHelper.SCO_MODE_UNDEFINED, crc.isPrivileged(), eventSource);
         } else {
-            if (!mScoManagedByAudio && !isBluetoothScoRequested() && wasBtScoRequested) {
-                mBtHelper.stopBluetoothSco(eventSource);
+            boolean wasScoRequested = previousBtScoRequesterUid != -1;
+            if (!isBluetoothScoRequested() && wasScoRequested) {
+                if (mScoManagedByAudio) {
+                    if (shouldStartScoForUid(previousBtScoRequesterUid)) {
+                        mBtHelper.stopBluetoothSco(eventSource);
+                    }
+                    setBluetoothScoOn(false, eventSource);
+                } else {
+                    mBtHelper.stopBluetoothSco(eventSource);
+                }
             }
             updateCommunicationRoute(eventSource);
         }
@@ -2793,12 +2865,13 @@
         return mDeviceInventory.getImmutableDeviceInventory();
     }
 
-    void addOrUpdateDeviceSAStateInInventory(AdiDeviceState deviceState) {
-        mDeviceInventory.addOrUpdateDeviceSAStateInInventory(deviceState);
+    void addOrUpdateDeviceSAStateInInventory(AdiDeviceState deviceState, boolean syncInventory) {
+        mDeviceInventory.addOrUpdateDeviceSAStateInInventory(deviceState, syncInventory);
     }
 
-    void addOrUpdateBtAudioDeviceCategoryInInventory(AdiDeviceState deviceState) {
-        mDeviceInventory.addOrUpdateAudioDeviceCategoryInInventory(deviceState);
+    void addOrUpdateBtAudioDeviceCategoryInInventory(
+            AdiDeviceState deviceState, boolean syncInventory) {
+        mDeviceInventory.addOrUpdateAudioDeviceCategoryInInventory(deviceState, syncInventory);
     }
 
     @Nullable
diff --git a/services/core/java/com/android/server/audio/AudioDeviceInventory.java b/services/core/java/com/android/server/audio/AudioDeviceInventory.java
index ba7aee0..6ff4a61 100644
--- a/services/core/java/com/android/server/audio/AudioDeviceInventory.java
+++ b/services/core/java/com/android/server/audio/AudioDeviceInventory.java
@@ -135,9 +135,10 @@
      * AdiDeviceState in the {@link AudioDeviceInventory#mDeviceInventory} list.
      * @param deviceState the device to update
      */
-    void addOrUpdateDeviceSAStateInInventory(AdiDeviceState deviceState) {
+    void addOrUpdateDeviceSAStateInInventory(AdiDeviceState deviceState, boolean syncInventory) {
         synchronized (mDeviceInventoryLock) {
-            mDeviceInventory.merge(deviceState.getDeviceId(), deviceState, (oldState, newState) -> {
+            mDeviceInventory.merge(deviceState.getDeviceId(), deviceState,
+                    (oldState, newState) -> {
                 oldState.setHasHeadTracker(newState.hasHeadTracker());
                 oldState.setHeadTrackerEnabled(newState.isHeadTrackerEnabled());
                 oldState.setSAEnabled(newState.isSAEnabled());
@@ -145,7 +146,9 @@
             });
             checkDeviceInventorySize_l();
         }
-        mDeviceBroker.postSynchronizeAdiDevicesInInventory(deviceState);
+        if (syncInventory) {
+            mDeviceBroker.postSynchronizeAdiDevicesInInventory(deviceState);
+        }
     }
 
     /**
@@ -196,7 +199,8 @@
      * AdiDeviceState in the {@link AudioDeviceInventory#mDeviceInventory} list.
      * @param deviceState the device to update
      */
-    void addOrUpdateAudioDeviceCategoryInInventory(AdiDeviceState deviceState) {
+    void addOrUpdateAudioDeviceCategoryInInventory(
+            AdiDeviceState deviceState, boolean syncInventory) {
         AtomicBoolean updatedCategory = new AtomicBoolean(false);
         synchronized (mDeviceInventoryLock) {
             if (automaticBtDeviceType()) {
@@ -218,7 +222,9 @@
         if (updatedCategory.get()) {
             mDeviceBroker.postUpdatedAdiDeviceState(deviceState, false /*initSA*/);
         }
-        mDeviceBroker.postSynchronizeAdiDevicesInInventory(deviceState);
+        if (syncInventory) {
+            mDeviceBroker.postSynchronizeAdiDevicesInInventory(deviceState);
+        }
     }
 
     void addAudioDeviceWithCategoryInInventoryIfNeeded(@NonNull String address,
@@ -235,14 +241,14 @@
         boolean bleCategoryFound = false;
         AdiDeviceState deviceState = findBtDeviceStateForAddress(address, DEVICE_OUT_BLE_HEADSET);
         if (deviceState != null) {
-            addOrUpdateAudioDeviceCategoryInInventory(deviceState);
+            addOrUpdateAudioDeviceCategoryInInventory(deviceState, true /*syncInventory*/);
             btCategory = deviceState.getAudioDeviceCategory();
             bleCategoryFound = true;
         }
 
         deviceState = findBtDeviceStateForAddress(address, DEVICE_OUT_BLUETOOTH_A2DP);
         if (deviceState != null) {
-            addOrUpdateAudioDeviceCategoryInInventory(deviceState);
+            addOrUpdateAudioDeviceCategoryInInventory(deviceState, true /*syncInventory*/);
             int a2dpCategory = deviceState.getAudioDeviceCategory();
             if (bleCategoryFound && a2dpCategory != btCategory) {
                 Log.w(TAG, "Found different audio device category for A2DP and BLE profiles with "
@@ -269,23 +275,43 @@
     }
 
     /**
-     * synchronize AdiDeviceState for LE devices in the same group
+     * Synchronize AdiDeviceState for LE devices in the same group
+     * or BT classic devices with the same address.
+     * @param updatedDevice the device state to synchronize or null.
+     * Called with null once after the device inventory and spatializer helper
+     * have been initialized to resync all devices.
      */
     void onSynchronizeAdiDevicesInInventory(AdiDeviceState updatedDevice) {
         synchronized (mDevicesLock) {
             synchronized (mDeviceInventoryLock) {
-                boolean found = false;
-                found |= synchronizeBleDeviceInInventory(updatedDevice);
-                if (automaticBtDeviceType()) {
-                    found |= synchronizeDeviceProfilesInInventory(updatedDevice);
-                }
-                if (found) {
-                    mDeviceBroker.postPersistAudioDeviceSettings();
+                if (updatedDevice != null) {
+                    onSynchronizeAdiDeviceInInventory_l(updatedDevice);
+                } else {
+                    for (AdiDeviceState ads : mDeviceInventory.values()) {
+                        onSynchronizeAdiDeviceInInventory_l(ads);
+                    }
                 }
             }
         }
     }
 
+    /**
+     * Synchronize AdiDeviceState for LE devices in the same group
+     * or BT classic devices with the same address.
+     * @param updatedDevice the device state to synchronize.
+     */
+    @GuardedBy({"mDevicesLock", "mDeviceInventoryLock"})
+    void onSynchronizeAdiDeviceInInventory_l(AdiDeviceState updatedDevice) {
+        boolean found = false;
+        found |= synchronizeBleDeviceInInventory(updatedDevice);
+        if (automaticBtDeviceType()) {
+            found |= synchronizeDeviceProfilesInInventory(updatedDevice);
+        }
+        if (found) {
+            mDeviceBroker.postPersistAudioDeviceSettings();
+        }
+    }
+
     @GuardedBy("mDeviceInventoryLock")
     private void checkDeviceInventorySize_l() {
         if (mDeviceInventory.size() > MAX_DEVICE_INVENTORY_ENTRIES) {
@@ -595,6 +621,9 @@
             mDeviceName = TextUtils.emptyIfNull(deviceName);
             mDeviceAddress = TextUtils.emptyIfNull(address);
             mDeviceIdentityAddress = TextUtils.emptyIfNull(identityAddress);
+            if (mDeviceIdentityAddress.isEmpty()) {
+                mDeviceIdentityAddress = mDeviceAddress;
+            }
             mDeviceCodecFormat = codecFormat;
             mGroupId = groupId;
             mPeerDeviceAddress = TextUtils.emptyIfNull(peerAddress);
@@ -2951,8 +2980,8 @@
             // Note if the device is not compatible with spatialization mode or the device
             // type is not canonical, it will be ignored in {@link SpatializerHelper}.
             if (devState != null) {
-                addOrUpdateDeviceSAStateInInventory(devState);
-                addOrUpdateAudioDeviceCategoryInInventory(devState);
+                addOrUpdateDeviceSAStateInInventory(devState, false /*syncInventory*/);
+                addOrUpdateAudioDeviceCategoryInInventory(devState, false /*syncInventory*/);
             }
         }
     }
diff --git a/services/core/java/com/android/server/audio/AudioServerPermissionProvider.java b/services/core/java/com/android/server/audio/AudioServerPermissionProvider.java
index 14eae8d..c5180af 100644
--- a/services/core/java/com/android/server/audio/AudioServerPermissionProvider.java
+++ b/services/core/java/com/android/server/audio/AudioServerPermissionProvider.java
@@ -36,6 +36,7 @@
 import android.os.UserHandle;
 import android.util.ArraySet;
 import android.util.IntArray;
+import android.util.Slog;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.media.permission.INativePermissionController;
@@ -61,6 +62,9 @@
 
     static final String[] MONITORED_PERMS = new String[PermissionEnum.ENUM_SIZE];
 
+    static final byte[] HDS_PERMS = new byte[] {PermissionEnum.CAPTURE_AUDIO_HOTWORD,
+            PermissionEnum.CAPTURE_AUDIO_OUTPUT, PermissionEnum.RECORD_AUDIO};
+
     static {
         MONITORED_PERMS[PermissionEnum.RECORD_AUDIO] = RECORD_AUDIO;
         MONITORED_PERMS[PermissionEnum.MODIFY_AUDIO_ROUTING] = MODIFY_AUDIO_ROUTING;
@@ -88,6 +92,7 @@
 
     @GuardedBy("mLock")
     private final Map<Integer, Set<String>> mPackageMap;
+
     // Values are sorted
     @GuardedBy("mLock")
     private final int[][] mPermMap = new int[PermissionEnum.ENUM_SIZE][];
@@ -95,6 +100,9 @@
     @GuardedBy("mLock")
     private boolean mIsUpdateDeferred = true;
 
+    @GuardedBy("mLock")
+    private int mHdsUid = -1;
+
     /**
      * @param appInfos - PackageState for all apps on the device, used to populate init state
      */
@@ -124,7 +132,7 @@
             try {
                 for (byte i = 0; i < PermissionEnum.ENUM_SIZE; i++) {
                     if (mIsUpdateDeferred) {
-                        mPermMap[i] = getUidsHoldingPerm(MONITORED_PERMS[i]);
+                        mPermMap[i] = getUidsHoldingPerm(i);
                     }
                     mDest.populatePermissionState(i, mPermMap[i]);
                 }
@@ -184,7 +192,7 @@
             }
             try {
                 for (byte i = 0; i < PermissionEnum.ENUM_SIZE; i++) {
-                    var newPerms = getUidsHoldingPerm(MONITORED_PERMS[i]);
+                    var newPerms = getUidsHoldingPerm(i);
                     if (!Arrays.equals(newPerms, mPermMap[i])) {
                         mPermMap[i] = newPerms;
                         mDest.populatePermissionState(i, newPerms);
@@ -199,6 +207,77 @@
         }
     }
 
+    public void setIsolatedServiceUid(int uid, int owningUid) {
+        synchronized (mLock) {
+            if (mHdsUid == uid) return;
+            var packageNameSet = mPackageMap.get(owningUid);
+            if (packageNameSet == null) return;
+            var packageName = packageNameSet.iterator().next();
+            onModifyPackageState(uid, packageName, /* isRemove= */ false);
+            // permissions
+            mHdsUid = uid;
+            if (mDest == null) {
+                mIsUpdateDeferred = true;
+                return;
+            }
+            try {
+                for (byte perm : HDS_PERMS) {
+                    int[] newPerms = new int[mPermMap[perm].length + 1];
+                    System.arraycopy(mPermMap[perm], 0, newPerms, 0, mPermMap[perm].length);
+                    newPerms[newPerms.length - 1] = mHdsUid;
+                    Arrays.sort(newPerms);
+                    mPermMap[perm] = newPerms;
+                    mDest.populatePermissionState(perm, newPerms);
+                }
+            } catch (RemoteException e) {
+                // We will re-init the state when the service comes back up
+                mDest = null;
+                // We didn't necessarily finish
+                mIsUpdateDeferred = true;
+            }
+        }
+    }
+
+    public void clearIsolatedServiceUid(int uid) {
+        synchronized (mLock) {
+            if (mHdsUid != uid) return;
+            var packageNameSet = mPackageMap.get(uid);
+            if (packageNameSet == null) return;
+            var packageName = packageNameSet.iterator().next();
+            onModifyPackageState(uid, packageName, /* isRemove= */ true);
+            // permissions
+            if (mDest == null) {
+                mIsUpdateDeferred = true;
+                return;
+            }
+            try {
+                for (byte perm : HDS_PERMS) {
+                    int[] newPerms = new int[mPermMap[perm].length - 1];
+                    int ind = Arrays.binarySearch(mPermMap[perm], uid);
+                    if (ind < 0) continue;
+                    System.arraycopy(mPermMap[perm], 0, newPerms, 0, ind);
+                    System.arraycopy(mPermMap[perm], ind + 1, newPerms, ind,
+                            mPermMap[perm].length - ind - 1);
+                    mPermMap[perm] = newPerms;
+                    mDest.populatePermissionState(perm, newPerms);
+                }
+            } catch (RemoteException e) {
+                // We will re-init the state when the service comes back up
+                mDest = null;
+                // We didn't necessarily finish
+                mIsUpdateDeferred = true;
+            }
+            mHdsUid = -1;
+        }
+    }
+
+    private boolean isSpecialHdsPermission(int perm) {
+        for (var hdsPerm : HDS_PERMS) {
+            if (perm == hdsPerm) return true;
+        }
+        return false;
+    }
+
     /** Called when full syncing package state to audioserver. */
     @GuardedBy("mLock")
     private void resetNativePackageState() {
@@ -223,16 +302,19 @@
 
     @GuardedBy("mLock")
     /** Return all uids (not app-ids) which currently hold a given permission. Not app-op aware */
-    private int[] getUidsHoldingPerm(String perm) {
+    private int[] getUidsHoldingPerm(int perm) {
         IntArray acc = new IntArray();
         for (int userId : mUserIdSupplier.get()) {
             for (int appId : mPackageMap.keySet()) {
                 int uid = UserHandle.getUid(userId, appId);
-                if (mPermissionPredicate.test(uid, perm)) {
+                if (mPermissionPredicate.test(uid, MONITORED_PERMS[perm])) {
                     acc.add(uid);
                 }
             }
         }
+        if (isSpecialHdsPermission(perm) && mHdsUid != -1) {
+            acc.add(mHdsUid);
+        }
         var unwrapped = acc.toArray();
         Arrays.sort(unwrapped);
         return unwrapped;
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index c89992d..39cb5a9 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -9639,6 +9639,9 @@
 
                 case MSG_INIT_SPATIALIZER:
                     onInitSpatializer();
+                    // the device inventory can only be synchronized after the
+                    // spatializer has been initialized
+                    mDeviceBroker.postSynchronizeAdiDevicesInInventory(null);
                     mAudioEventWakeLock.release();
                     break;
 
@@ -11394,7 +11397,8 @@
 
         deviceState.setAudioDeviceCategory(btAudioDeviceCategory);
 
-        mDeviceBroker.addOrUpdateBtAudioDeviceCategoryInInventory(deviceState);
+        mDeviceBroker.addOrUpdateBtAudioDeviceCategoryInInventory(
+                deviceState, true /*syncInventory*/);
         mDeviceBroker.postPersistAudioDeviceSettings();
 
         mSpatializerHelper.refreshDevice(deviceState.getAudioDeviceAttributes(),
@@ -11963,8 +11967,9 @@
         var umi = LocalServices.getService(UserManagerInternal.class);
         var pmsi = LocalServices.getService(PermissionManagerServiceInternal.class);
         var provider = new AudioServerPermissionProvider(packageStates,
-                (Integer uid, String perm) -> (pmsi.checkUidPermission(uid, perm,
-                        Context.DEVICE_ID_DEFAULT) == PackageManager.PERMISSION_GRANTED),
+                (Integer uid, String perm) -> ActivityManager.checkComponentPermission(perm, uid,
+                        /* owningUid = */ -1, /* exported */true)
+                    == PackageManager.PERMISSION_GRANTED,
                 () -> umi.getUserIds()
                 );
         audioPolicy.registerOnStartTask(() -> {
@@ -12326,13 +12331,19 @@
         }
 
         @Override
-        public void addAssistantServiceUid(int uid) {
+        public void addAssistantServiceUid(int uid, int owningUid) {
+            if (audioserverPermissions()) {
+                mPermissionProvider.setIsolatedServiceUid(uid, owningUid);
+            }
             sendMsg(mAudioHandler, MSG_ADD_ASSISTANT_SERVICE_UID, SENDMSG_QUEUE,
                     uid, 0, null, 0);
         }
 
         @Override
         public void removeAssistantServiceUid(int uid) {
+            if (audioserverPermissions()) {
+                mPermissionProvider.clearIsolatedServiceUid(uid);
+            }
             sendMsg(mAudioHandler, MSG_REMOVE_ASSISTANT_SERVICE_UID, SENDMSG_QUEUE,
                     uid, 0, null, 0);
         }
diff --git a/services/core/java/com/android/server/audio/BtHelper.java b/services/core/java/com/android/server/audio/BtHelper.java
index 8008717..0de3428 100644
--- a/services/core/java/com/android/server/audio/BtHelper.java
+++ b/services/core/java/com/android/server/audio/BtHelper.java
@@ -142,7 +142,6 @@
     private static final int SCO_MODE_MAX = 2;
 
     private static final int BT_HEARING_AID_GAIN_MIN = -128;
-    private static final int BT_LE_AUDIO_MIN_VOL = 0;
     private static final int BT_LE_AUDIO_MAX_VOL = 255;
 
     // BtDevice constants currently rolling out under flag protection. Use own
@@ -211,8 +210,7 @@
     //----------------------------------------------------------------------
     // Interface for AudioDeviceBroker
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized void onSystemReady() {
         mScoConnectionState = android.media.AudioManager.SCO_AUDIO_STATE_ERROR;
         resetBluetoothSco();
@@ -373,8 +371,7 @@
         return codecAndChanged;
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized void onReceiveBtEvent(Intent intent) {
         final String action = intent.getAction();
 
@@ -396,78 +393,67 @@
     }
 
     /**
-     * Exclusively called from AudioDeviceBroker when handling MSG_L_RECEIVED_BT_EVENT
+     * Exclusively called from AudioDeviceBroker (with mSetModeLock held)
+     * when handling MSG_L_RECEIVED_BT_EVENT in {@link #onReceiveBtEvent(Intent)}
      * as part of the serialization of the communication route selection
      */
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    @GuardedBy("BtHelper.this")
     private void onScoAudioStateChanged(int state) {
         boolean broadcast = false;
         int scoAudioState = AudioManager.SCO_AUDIO_STATE_ERROR;
-        Log.i(TAG, "onScoAudioStateChanged state: " + state + " mScoAudioState: " + mScoAudioState);
-        if (mDeviceBroker.isScoManagedByAudio()) {
-            switch (state) {
-                case BluetoothHeadset.STATE_AUDIO_CONNECTED:
-                    mDeviceBroker.setBluetoothScoOn(true, "BtHelper.onScoAudioStateChanged");
-                    scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTED;
+        Log.i(TAG, "onScoAudioStateChanged  state: " + state
+                + ", mScoAudioState: " + mScoAudioState);
+        switch (state) {
+            case BluetoothHeadset.STATE_AUDIO_CONNECTED:
+                scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTED;
+                if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL
+                        && mScoAudioState != SCO_STATE_DEACTIVATE_REQ) {
+                    mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
+                } else if (mDeviceBroker.isBluetoothScoRequested()) {
+                    // broadcast intent if the connection was initated by AudioService
                     broadcast = true;
-                    break;
-                case BluetoothHeadset.STATE_AUDIO_DISCONNECTED:
-                    mDeviceBroker.setBluetoothScoOn(false, "BtHelper.onScoAudioStateChanged");
-                    scoAudioState = AudioManager.SCO_AUDIO_STATE_DISCONNECTED;
-                    broadcast = true;
-                    break;
-                default:
-                    break;
-            }
-        } else {
-            switch (state) {
-                case BluetoothHeadset.STATE_AUDIO_CONNECTED:
-                    scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTED;
-                    if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL
-                            && mScoAudioState != SCO_STATE_DEACTIVATE_REQ) {
-                        mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
-                    } else if (mDeviceBroker.isBluetoothScoRequested()) {
-                        // broadcast intent if the connection was initated by AudioService
-                        broadcast = true;
-                    }
+                }
+                if (!mDeviceBroker.isScoManagedByAudio()) {
                     mDeviceBroker.setBluetoothScoOn(true, "BtHelper.onScoAudioStateChanged");
-                    break;
-                case BluetoothHeadset.STATE_AUDIO_DISCONNECTED:
+                }
+                break;
+            case BluetoothHeadset.STATE_AUDIO_DISCONNECTED:
+                if (!mDeviceBroker.isScoManagedByAudio()) {
                     mDeviceBroker.setBluetoothScoOn(false, "BtHelper.onScoAudioStateChanged");
-                    scoAudioState = AudioManager.SCO_AUDIO_STATE_DISCONNECTED;
-                    // There are two cases where we want to immediately reconnect audio:
-                    // 1) If a new start request was received while disconnecting: this was
-                    // notified by requestScoState() setting state to SCO_STATE_ACTIVATE_REQ.
-                    // 2) If audio was connected then disconnected via Bluetooth APIs and
-                    // we still have pending activation requests by apps: this is indicated by
-                    // state SCO_STATE_ACTIVE_EXTERNAL and BT SCO is requested.
-                    if (mScoAudioState == SCO_STATE_ACTIVATE_REQ) {
-                        if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null
-                                && connectBluetoothScoAudioHelper(mBluetoothHeadset,
-                                mBluetoothHeadsetDevice, mScoAudioMode)) {
-                            mScoAudioState = SCO_STATE_ACTIVE_INTERNAL;
-                            scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTING;
-                            broadcast = true;
-                            break;
-                        }
-                    }
-                    if (mScoAudioState != SCO_STATE_ACTIVE_EXTERNAL) {
+                }
+                scoAudioState = AudioManager.SCO_AUDIO_STATE_DISCONNECTED;
+                // There are two cases where we want to immediately reconnect audio:
+                // 1) If a new start request was received while disconnecting: this was
+                // notified by requestScoState() setting state to SCO_STATE_ACTIVATE_REQ.
+                // 2) If audio was connected then disconnected via Bluetooth APIs and
+                // we still have pending activation requests by apps: this is indicated by
+                // state SCO_STATE_ACTIVE_EXTERNAL and BT SCO is requested.
+                if (mScoAudioState == SCO_STATE_ACTIVATE_REQ) {
+                    if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null
+                            && connectBluetoothScoAudioHelper(mBluetoothHeadset,
+                            mBluetoothHeadsetDevice, mScoAudioMode)) {
+                        mScoAudioState = SCO_STATE_ACTIVE_INTERNAL;
+                        scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTING;
                         broadcast = true;
+                        break;
                     }
-                    mScoAudioState = SCO_STATE_INACTIVE;
-                    break;
-                case BluetoothHeadset.STATE_AUDIO_CONNECTING:
-                    if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL
-                            && mScoAudioState != SCO_STATE_DEACTIVATE_REQ) {
-                        mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
-                    }
-                    break;
-                default:
-                    break;
-            }
+                }
+                if (mScoAudioState != SCO_STATE_ACTIVE_EXTERNAL) {
+                    broadcast = true;
+                }
+                mScoAudioState = SCO_STATE_INACTIVE;
+                break;
+            case BluetoothHeadset.STATE_AUDIO_CONNECTING:
+                if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL
+                        && mScoAudioState != SCO_STATE_DEACTIVATE_REQ) {
+                    mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
+                }
+                break;
+            default:
+                break;
         }
         if (broadcast) {
+            Log.i(TAG, "onScoAudioStateChanged  broadcasting state: " + scoAudioState);
             broadcastScoConnectionState(scoAudioState);
             //FIXME: this is to maintain compatibility with deprecated intent
             // AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED. Remove when appropriate.
@@ -493,16 +479,14 @@
               || mScoAudioState == SCO_STATE_ACTIVATE_REQ;
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized boolean startBluetoothSco(int scoAudioMode,
                 @NonNull String eventSource) {
         AudioService.sDeviceLogger.enqueue(new EventLogger.StringEvent(eventSource));
         return requestScoState(BluetoothHeadset.STATE_AUDIO_CONNECTED, scoAudioMode);
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized boolean stopBluetoothSco(@NonNull String eventSource) {
         AudioService.sDeviceLogger.enqueue(new EventLogger.StringEvent(eventSource));
         return requestScoState(BluetoothHeadset.STATE_AUDIO_DISCONNECTED, SCO_MODE_VIRTUAL_CALL);
@@ -574,8 +558,7 @@
         mScoConnectionState = state;
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized void resetBluetoothSco() {
         mScoAudioState = SCO_STATE_INACTIVE;
         broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
@@ -584,8 +567,7 @@
         mDeviceBroker.setBluetoothScoOn(false, "resetBluetoothSco");
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized void onBtProfileDisconnected(int profile) {
         AudioService.sDeviceLogger.enqueue(new EventLogger.StringEvent(
                 "BT profile " + BluetoothProfile.getProfileName(profile)
@@ -649,8 +631,7 @@
 
     MyLeAudioCallback mLeAudioCallback = null;
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package*/ synchronized void onBtProfileConnected(int profile, BluetoothProfile proxy) {
         AudioService.sDeviceLogger.enqueue(new EventLogger.StringEvent(
                 "BT profile " + BluetoothProfile.getProfileName(profile) + " connected to proxy "
@@ -787,8 +768,7 @@
         }
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     private void onHeadsetProfileConnected(@NonNull BluetoothHeadset headset) {
         // Discard timeout message
         mDeviceBroker.handleCancelFailureToConnectToBtHeadsetService();
@@ -931,8 +911,7 @@
         return btDevice == null ? "(null)" : btDevice.getAnonymizedAddress();
     }
 
-    // @GuardedBy("mDeviceBroker.mSetModeLock")
-    @GuardedBy("AudioDeviceBroker.this.mDeviceStateLock")
+    // Called locked by ADeviceBroker.mSetModeLock -> AudioDeviceBroker.mDeviceStateLock
     /*package */ synchronized void onSetBtScoActiveDevice(BluetoothDevice btDevice) {
         Log.i(TAG, "onSetBtScoActiveDevice: " + getAnonymizedAddress(mBluetoothHeadsetDevice)
                 + " -> " + getAnonymizedAddress(btDevice));
@@ -1133,6 +1112,9 @@
 
     //-----------------------------------------------------
     // Utilities
+
+    // suppress warning due to generic Intent passed as param
+    @SuppressWarnings("AndroidFrameworkRequiresPermission")
     private void sendStickyBroadcastToAll(Intent intent) {
         intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
         final long ident = Binder.clearCallingIdentity();
diff --git a/services/core/java/com/android/server/audio/SoundDoseHelper.java b/services/core/java/com/android/server/audio/SoundDoseHelper.java
index 5c74304..ded93e6 100644
--- a/services/core/java/com/android/server/audio/SoundDoseHelper.java
+++ b/services/core/java/com/android/server/audio/SoundDoseHelper.java
@@ -643,9 +643,9 @@
             if (index > safeIndex) {
                 streamState.setIndex(safeIndex, deviceType, caller,
                         true /*hasModifyAudioSettings*/);
-                mAudioHandler.sendMessageAtTime(
+                mAudioHandler.sendMessage(
                         mAudioHandler.obtainMessage(MSG_SET_DEVICE_VOLUME, deviceType,
-                                /*arg2=*/0, streamState), /*delay=*/0);
+                                /*arg2=*/0, streamState));
             }
         }
     }
@@ -686,8 +686,11 @@
     /*package*/ void disableSafeMediaVolume(String callingPackage) {
         synchronized (mSafeMediaVolumeStateLock) {
             final long identity = Binder.clearCallingIdentity();
-            setSafeMediaVolumeEnabled(false, callingPackage);
-            Binder.restoreCallingIdentity(identity);
+            try {
+                setSafeMediaVolumeEnabled(false, callingPackage);
+            } finally {
+                Binder.restoreCallingIdentity(identity);
+            }
 
             if (mPendingVolumeCommand != null) {
                 mAudioService.onSetStreamVolume(mPendingVolumeCommand.mStreamType,
@@ -701,6 +704,7 @@
         }
     }
 
+    @SuppressWarnings("AndroidFrameworkRequiresPermission")
     /*package*/ void scheduleMusicActiveCheck() {
         synchronized (mSafeMediaVolumeStateLock) {
             cancelMusicActiveCheck();
@@ -1035,10 +1039,9 @@
             mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_DISABLED;
         }
 
-        mAudioHandler.sendMessageAtTime(
+        mAudioHandler.sendMessage(
                 mAudioHandler.obtainMessage(MSG_PERSIST_SAFE_VOLUME_STATE,
-                        persistedState, /*arg2=*/0,
-                        /*obj=*/null), /*delay=*/0);
+                        persistedState, /*arg2=*/0, /*obj=*/null));
     }
 
     private void updateCsdEnabled(String caller) {
@@ -1199,8 +1202,8 @@
 
         sanitizeDoseRecords_l();
 
-        mAudioHandler.sendMessageAtTime(mAudioHandler.obtainMessage(MSG_PERSIST_CSD_VALUES,
-                /* arg1= */0, /* arg2= */0, /* obj= */null), /* delay= */0);
+        mAudioHandler.sendMessage(mAudioHandler.obtainMessage(MSG_PERSIST_CSD_VALUES,
+                /* arg1= */0, /* arg2= */0, /* obj= */null));
 
         mLogger.enqueue(SoundDoseEvent.getDoseUpdateEvent(currentCsd, totalDuration));
     }
@@ -1316,6 +1319,7 @@
     }
 
     /** Called when handling MSG_LOWER_VOLUME_TO_RS1 */
+    @SuppressWarnings("AndroidFrameworkRequiresPermission")
     private void onLowerVolumeToRs1() {
         final ArrayList<AudioDeviceAttributes> devices = mAudioService.getDevicesForAttributesInt(
                 new AudioAttributes.Builder().setUsage(
@@ -1360,9 +1364,9 @@
 
         @Override
         public String toString() {
-            return new StringBuilder().append("{streamType=").append(mStreamType).append(",index=")
-                    .append(mIndex).append(",flags=").append(mFlags).append(",device=")
-                    .append(mDevice).append('}').toString();
+            return "{streamType=" + mStreamType
+                    + ",index=" + mIndex + ",flags=" + mFlags
+                    + ",device=" + mDevice + "}";
         }
     }
 }
diff --git a/services/core/java/com/android/server/audio/SpatializerHelper.java b/services/core/java/com/android/server/audio/SpatializerHelper.java
index cae1695..9265ff2 100644
--- a/services/core/java/com/android/server/audio/SpatializerHelper.java
+++ b/services/core/java/com/android/server/audio/SpatializerHelper.java
@@ -568,7 +568,8 @@
             updatedDevice = new AdiDeviceState(canonicalDeviceType, ada.getInternalType(),
                     ada.getAddress());
             initSAState(updatedDevice);
-            mDeviceBroker.addOrUpdateDeviceSAStateInInventory(updatedDevice);
+            mDeviceBroker.addOrUpdateDeviceSAStateInInventory(
+                    updatedDevice, true /*syncInventory*/);
         }
         if (updatedDevice != null) {
             onRoutingUpdated();
@@ -723,7 +724,7 @@
                     new AdiDeviceState(canonicalDeviceType, ada.getInternalType(),
                             ada.getAddress());
             initSAState(deviceState);
-            mDeviceBroker.addOrUpdateDeviceSAStateInInventory(deviceState);
+            mDeviceBroker.addOrUpdateDeviceSAStateInInventory(deviceState, true /*syncInventory*/);
             mDeviceBroker.postPersistAudioDeviceSettings();
             logDeviceState(deviceState, "addWirelessDeviceIfNew"); // may be updated later.
         }
diff --git a/services/core/java/com/android/server/biometrics/AuthService.java b/services/core/java/com/android/server/biometrics/AuthService.java
index 2a16872..f5a2a21 100644
--- a/services/core/java/com/android/server/biometrics/AuthService.java
+++ b/services/core/java/com/android/server/biometrics/AuthService.java
@@ -369,6 +369,10 @@
                 checkPermission();
             }
 
+            if ((authenticators & Authenticators.MANDATORY_BIOMETRICS) != 0) {
+                checkBiometricAdvancedPermission();
+            }
+
             final long identity = Binder.clearCallingIdentity();
             try {
                 final int result = mBiometricService.canAuthenticate(
diff --git a/services/core/java/com/android/server/biometrics/sensors/AuthenticationClient.java b/services/core/java/com/android/server/biometrics/sensors/AuthenticationClient.java
index daaafcb..693a3e6 100644
--- a/services/core/java/com/android/server/biometrics/sensors/AuthenticationClient.java
+++ b/services/core/java/com/android/server/biometrics/sensors/AuthenticationClient.java
@@ -418,7 +418,7 @@
     }
 
     protected int getRequestReason() {
-        if (isKeyguard()) {
+        if (isKeyguard() && !isBiometricPrompt()) {
             return BiometricRequestConstants.REASON_AUTH_KEYGUARD;
         } else if (isBiometricPrompt()) {
             // BP reason always takes precedent over settings, since callers from within
diff --git a/services/core/java/com/android/server/companion/virtual/VirtualDeviceManagerInternal.java b/services/core/java/com/android/server/companion/virtual/VirtualDeviceManagerInternal.java
index b179783..6e38733 100644
--- a/services/core/java/com/android/server/companion/virtual/VirtualDeviceManagerInternal.java
+++ b/services/core/java/com/android/server/companion/virtual/VirtualDeviceManagerInternal.java
@@ -20,6 +20,8 @@
 import android.annotation.Nullable;
 import android.companion.virtual.IVirtualDevice;
 import android.companion.virtual.VirtualDevice;
+import android.companion.virtual.VirtualDeviceManager;
+import android.companion.virtual.VirtualDeviceParams;
 import android.companion.virtual.sensor.VirtualSensor;
 import android.content.Context;
 import android.os.LocaleList;
@@ -180,4 +182,14 @@
      * exists, as long as one may have existed or can be created.
      */
     public abstract @NonNull Set<String> getAllPersistentDeviceIds();
+
+    /**
+     * Creates a virtual device where applications can launch and receive input events injected by
+     * the creator.
+     *
+     * <p>A Companion Device Manager association is not required. Only the system may create such
+     * virtual devices.</p>
+     */
+    public abstract @NonNull VirtualDeviceManager.VirtualDevice createVirtualDevice(
+            @NonNull VirtualDeviceParams params);
 }
diff --git a/services/core/java/com/android/server/crashrecovery/TEST_MAPPING b/services/core/java/com/android/server/crashrecovery/TEST_MAPPING
new file mode 100644
index 0000000..4a66bac
--- /dev/null
+++ b/services/core/java/com/android/server/crashrecovery/TEST_MAPPING
@@ -0,0 +1,12 @@
+{
+  "postsubmit": [
+    {
+      "name": "FrameworksMockingServicesTests",
+      "options": [
+        {
+          "include-filter": "com.android.server.RescuePartyTest"
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file
diff --git a/services/core/java/com/android/server/devicestate/DeviceStateManagerService.java b/services/core/java/com/android/server/devicestate/DeviceStateManagerService.java
index e8394d4..619aecf 100644
--- a/services/core/java/com/android/server/devicestate/DeviceStateManagerService.java
+++ b/services/core/java/com/android/server/devicestate/DeviceStateManagerService.java
@@ -19,6 +19,9 @@
 import static android.Manifest.permission.CONTROL_DEVICE_STATE;
 import static android.app.ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
+import static android.hardware.devicestate.DeviceState.PROPERTY_FEATURE_REAR_DISPLAY;
+import static android.hardware.devicestate.DeviceState.PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY;
+import static android.hardware.devicestate.DeviceState.PROPERTY_POLICY_AVAILABLE_FOR_APP_REQUEST;
 import static android.hardware.devicestate.DeviceState.PROPERTY_POLICY_CANCEL_OVERRIDE_REQUESTS;
 import static android.hardware.devicestate.DeviceState.PROPERTY_POLICY_CANCEL_WHEN_REQUESTER_NOT_ON_TOP;
 import static android.hardware.devicestate.DeviceStateManager.INVALID_DEVICE_STATE_IDENTIFIER;
@@ -47,6 +50,8 @@
 import android.hardware.devicestate.DeviceStateManagerInternal;
 import android.hardware.devicestate.IDeviceStateManager;
 import android.hardware.devicestate.IDeviceStateManagerCallback;
+import android.hardware.devicestate.feature.flags.FeatureFlags;
+import android.hardware.devicestate.feature.flags.FeatureFlagsImpl;
 import android.os.Binder;
 import android.os.Handler;
 import android.os.IBinder;
@@ -175,7 +180,7 @@
 
     private Set<Integer> mDeviceStatesAvailableForAppRequests = new HashSet<>();
 
-    private Set<Integer> mFoldedDeviceStates;
+    private Set<Integer> mFoldedDeviceStates = new HashSet<>();
 
     @Nullable
     private DeviceState mRearDisplayState;
@@ -185,6 +190,9 @@
     @Nullable
     private OverrideRequest mRearDisplayPendingOverrideRequest;
 
+    @NonNull
+    private final FeatureFlags mFlags;
+
     @VisibleForTesting
     interface SystemPropertySetter {
         void setDebugTracingDeviceStateProperty(String value);
@@ -245,6 +253,7 @@
             @NonNull SystemPropertySetter systemPropertySetter) {
         super(context);
         mSystemPropertySetter = systemPropertySetter;
+        mFlags = new FeatureFlagsImpl();
         // We use the DisplayThread because this service indirectly drives
         // display (on/off) and window (position) events through its callbacks.
         DisplayThread displayThread = DisplayThread.get();
@@ -270,9 +279,12 @@
         publishBinderService(Context.DEVICE_STATE_SERVICE, mBinderService);
         publishLocalService(DeviceStateManagerInternal.class, new LocalService());
 
-        synchronized (mLock) {
-            readStatesAvailableForRequestFromApps();
-            mFoldedDeviceStates = readFoldedStates();
+        if (!mFlags.deviceStatePropertyMigration()) {
+            synchronized (mLock) {
+                readStatesAvailableForRequestFromApps();
+                mFoldedDeviceStates = readFoldedStates();
+                setRearDisplayStateLocked();
+            }
         }
 
         mActivityTaskManagerInternal.registerScreenObserver(mOverrideRequestScreenObserver);
@@ -461,8 +473,6 @@
             mOverrideRequestController.handleNewSupportedStates(newStateIdentifiers, reason);
             updatePendingStateLocked();
 
-            setRearDisplayStateLocked();
-
             notifyDeviceStateInfoChangedAsync();
 
             mHandler.post(this::notifyPolicyIfNeeded);
@@ -838,12 +848,22 @@
             OverrideRequest request = new OverrideRequest(token, callingPid, callingUid,
                     deviceState.get(), flags, OVERRIDE_REQUEST_TYPE_EMULATED_STATE);
 
-            // If we don't have the CONTROL_DEVICE_STATE permission, we want to show the overlay
-            if (!hasControlDeviceStatePermission && mRearDisplayState != null
-                    && state == mRearDisplayState.getIdentifier()) {
-                showRearDisplayEducationalOverlayLocked(request);
+            if (mFlags.deviceStatePropertyMigration()) {
+                // If we don't have the CONTROL_DEVICE_STATE permission, we want to show the overlay
+                if (!hasControlDeviceStatePermission && deviceState.get().hasProperty(
+                        PROPERTY_FEATURE_REAR_DISPLAY)) {
+                    showRearDisplayEducationalOverlayLocked(request);
+                } else {
+                    mOverrideRequestController.addRequest(request);
+                }
             } else {
-                mOverrideRequestController.addRequest(request);
+                // If we don't have the CONTROL_DEVICE_STATE permission, we want to show the overlay
+                if (!hasControlDeviceStatePermission && mRearDisplayState != null
+                        && state == mRearDisplayState.getIdentifier()) {
+                    showRearDisplayEducationalOverlayLocked(request);
+                } else {
+                    mOverrideRequestController.addRequest(request);
+                }
             }
         }
     }
@@ -1034,7 +1054,13 @@
 
     private boolean isStateAvailableForAppRequests(int state) {
         synchronized (mLock) {
-            return mDeviceStatesAvailableForAppRequests.contains(state);
+            if (mFlags.deviceStatePropertyMigration()) {
+                Optional<DeviceState> deviceState =  getStateLocked(state);
+                return deviceState.isPresent() && deviceState.get().hasProperty(
+                        PROPERTY_POLICY_AVAILABLE_FOR_APP_REQUEST);
+            } else {
+                return mDeviceStatesAvailableForAppRequests.contains(state);
+            }
         }
     }
 
@@ -1096,9 +1122,20 @@
      */
     @GuardedBy("mLock")
     private boolean isDeviceOpeningLocked(int newBaseState) {
-        return mBaseState.filter(
-                deviceState -> mFoldedDeviceStates.contains(deviceState.getIdentifier())
-                        && !mFoldedDeviceStates.contains(newBaseState)).isPresent();
+        if (mFlags.deviceStatePropertyMigration()) {
+            final DeviceState currentBaseState = mBaseState.orElse(INVALID_DEVICE_STATE);
+            final DeviceState newDeviceBaseState = getStateLocked(newBaseState).orElse(
+                    INVALID_DEVICE_STATE);
+
+            return currentBaseState.hasProperty(
+                    PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY)
+                    && !newDeviceBaseState.hasProperty(
+                    PROPERTY_FOLDABLE_DISPLAY_CONFIGURATION_OUTER_PRIMARY);
+        } else {
+            return mBaseState.filter(
+                    deviceState -> mFoldedDeviceStates.contains(deviceState.getIdentifier())
+                            && !mFoldedDeviceStates.contains(newBaseState)).isPresent();
+        }
     }
 
     private final class DeviceStateProviderListener implements DeviceStateProvider.Listener {
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index e686779..43c1f24f 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -598,10 +598,11 @@
         FoldSettingProvider foldSettingProvider = new FoldSettingProvider(context,
                 new SettingsWrapper(),
                 new FoldLockSettingAvailabilityProvider(context.getResources()));
+        Looper displayThreadLooper = DisplayThread.get().getLooper();
         mInjector = injector;
         mContext = context;
         mFlags = injector.getFlags();
-        mHandler = new DisplayManagerHandler(DisplayThread.get().getLooper());
+        mHandler = new DisplayManagerHandler(displayThreadLooper);
         mUiHandler = UiThread.getHandler();
         mDisplayDeviceRepo = new DisplayDeviceRepository(mSyncRoot, mPersistentDataStore);
         mLogicalDisplayMapper = new LogicalDisplayMapper(mContext,
@@ -609,7 +610,7 @@
                 mDisplayDeviceRepo, new LogicalDisplayListener(), mSyncRoot, mHandler, mFlags);
         mDisplayModeDirector = new DisplayModeDirector(
                 context, mHandler, mFlags, mDisplayDeviceConfigProvider);
-        mBrightnessSynchronizer = new BrightnessSynchronizer(mContext,
+        mBrightnessSynchronizer = new BrightnessSynchronizer(mContext, displayThreadLooper,
                 mFlags.isBrightnessIntRangeUserPerceptionEnabled());
         Resources resources = mContext.getResources();
         mDefaultDisplayDefaultColorMode = mContext.getResources().getInteger(
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index de9715a..7cd9144 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -2098,7 +2098,7 @@
     private void onDisplayOffloadUnblockScreenOn(DisplayOffloadSession displayOffloadSession) {
         Message msg = mHandler.obtainMessage(MSG_OFFLOADING_SCREEN_ON_UNBLOCKED,
                 displayOffloadSession);
-        mHandler.sendMessage(msg);
+        mHandler.sendMessageAtTime(msg, mClock.uptimeMillis());
     }
 
     private void unblockScreenOnByDisplayOffload() {
@@ -2116,7 +2116,7 @@
         if (mDisplayOffloadSession == null) {
             return;
         }
-        if (mPendingScreenOnUnblockerByDisplayOffload != null) {
+        if (mPendingScreenOnUnblockerByDisplayOffload == null) {
             // Already unblocked.
             return;
         }
@@ -2134,7 +2134,6 @@
 
         // If the screen is turning on, give displayoffload a chance to do something before the
         // screen actually turns on.
-        // TODO(b/316941732): add tests for this displayoffload screen-on blocker.
         if (isOn && changed && !mScreenTurningOnWasBlockedByDisplayOffload) {
             blockScreenOnByDisplayOffload(mDisplayOffloadSession);
         } else if (!isOn && mScreenTurningOnWasBlockedByDisplayOffload) {
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecController.java b/services/core/java/com/android/server/hdmi/HdmiCecController.java
index cd2c037..5696fba 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecController.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecController.java
@@ -427,7 +427,7 @@
     @ServiceThreadOnly
     void setHpdSignalType(@Constants.HpdSignalType int signal, int portId) {
         assertRunOnServiceThread();
-        HdmiLogger.debug("setHpdSignalType: portId %b, signal %b", portId, signal);
+        HdmiLogger.debug("setHpdSignalType: portId %d, signal %d", portId, signal);
         mNativeWrapperImpl.nativeSetHpdSignalType(signal, portId);
     }
 
@@ -439,7 +439,7 @@
     @Constants.HpdSignalType
     int getHpdSignalType(int portId) {
         assertRunOnServiceThread();
-        HdmiLogger.debug("getHpdSignalType: portId %b ", portId);
+        HdmiLogger.debug("getHpdSignalType: portId %d ", portId);
         return mNativeWrapperImpl.nativeGetHpdSignalType(portId);
     }
 
diff --git a/services/core/java/com/android/server/health/HealthServiceWrapper.java b/services/core/java/com/android/server/health/HealthServiceWrapper.java
index 25d1a88..9c14b5b 100644
--- a/services/core/java/com/android/server/health/HealthServiceWrapper.java
+++ b/services/core/java/com/android/server/health/HealthServiceWrapper.java
@@ -71,6 +71,21 @@
     public abstract android.hardware.health.HealthInfo getHealthInfo() throws RemoteException;
 
     /**
+     * Calls into getBatteryHealthData() in the health HAL.
+     * This function does not have a corresponding HIDL implementation, so
+     * returns null by default, unless there is an AIDL class that overrides
+     * this one.
+     *
+     * @return battery health data. {@code null} if no health HAL service.
+     *     {@code null} if any service-specific error when calling {@code
+     *     getBatteryHealthData}, e.g. it is unsupported.
+     * @throws RemoteException for any transaction-level errors
+     */
+    public android.hardware.health.BatteryHealthData getBatteryHealthData() throws RemoteException {
+        return null;
+    }
+
+    /**
      * Create a new HealthServiceWrapper instance.
      *
      * @param healthInfoCallback the callback to call when health info changes
diff --git a/services/core/java/com/android/server/health/HealthServiceWrapperAidl.java b/services/core/java/com/android/server/health/HealthServiceWrapperAidl.java
index fd3a92e..2a3fbc3 100644
--- a/services/core/java/com/android/server/health/HealthServiceWrapperAidl.java
+++ b/services/core/java/com/android/server/health/HealthServiceWrapperAidl.java
@@ -212,6 +212,17 @@
         }
     }
 
+    @Override
+    public BatteryHealthData getBatteryHealthData() throws RemoteException {
+        IHealth service = mLastService.get();
+        if (service == null) return null;
+        try {
+            return service.getBatteryHealthData();
+        } catch (UnsupportedOperationException | ServiceSpecificException ex) {
+            return null;
+        }
+    }
+
     public void setChargingPolicy(int policy) throws RemoteException {
         IHealth service = mLastService.get();
         if (service == null) return;
diff --git a/services/core/java/com/android/server/input/BatteryController.java b/services/core/java/com/android/server/input/BatteryController.java
index 38a0d37..62c21bd 100644
--- a/services/core/java/com/android/server/input/BatteryController.java
+++ b/services/core/java/com/android/server/input/BatteryController.java
@@ -83,6 +83,7 @@
     private final Handler mHandler;
     private final UEventManager mUEventManager;
     private final BluetoothBatteryManager mBluetoothBatteryManager;
+    private final Runnable mHandlePollEventCallback = this::handlePollEvent;
 
     // Maps a pid to the registered listener record for that process. There can only be one battery
     // listener per process.
@@ -206,7 +207,7 @@
         if (!mIsInteractive || !anyOf(mDeviceMonitors, DeviceMonitor::requiresPolling)) {
             // Stop polling.
             mIsPolling = false;
-            mHandler.removeCallbacks(this::handlePollEvent);
+            mHandler.removeCallbacks(mHandlePollEventCallback);
             return;
         }
 
@@ -215,7 +216,7 @@
         }
         // Start polling.
         mIsPolling = true;
-        mHandler.postDelayed(this::handlePollEvent, delayStart ? POLLING_PERIOD_MILLIS : 0);
+        mHandler.postDelayed(mHandlePollEventCallback, delayStart ? POLLING_PERIOD_MILLIS : 0);
     }
 
     private <R> R processInputDevice(int deviceId, R defaultValue, Function<InputDevice, R> func) {
@@ -366,7 +367,7 @@
             }
             final long eventTime = SystemClock.uptimeMillis();
             mDeviceMonitors.forEach((deviceId, monitor) -> monitor.onPoll(eventTime));
-            mHandler.postDelayed(this::handlePollEvent, POLLING_PERIOD_MILLIS);
+            mHandler.postDelayed(mHandlePollEventCallback, POLLING_PERIOD_MILLIS);
         }
     }
 
diff --git a/services/core/java/com/android/server/inputmethod/DefaultImeVisibilityApplier.java b/services/core/java/com/android/server/inputmethod/DefaultImeVisibilityApplier.java
index b77f47d..aa4b338 100644
--- a/services/core/java/com/android/server/inputmethod/DefaultImeVisibilityApplier.java
+++ b/services/core/java/com/android/server/inputmethod/DefaultImeVisibilityApplier.java
@@ -81,6 +81,7 @@
             @InputMethod.ShowFlags int showFlags, ResultReceiver resultReceiver,
             @SoftInputShowHideReason int reason, @UserIdInt int userId) {
         final var bindingController = mService.getInputMethodBindingController(userId);
+        final var userData = mService.getUserData(userId);
         final IInputMethodInvoker curMethod = bindingController.getCurMethod();
         if (curMethod != null) {
             if (DEBUG) {
@@ -93,10 +94,10 @@
                 if (DEBUG_IME_VISIBILITY) {
                     EventLog.writeEvent(IMF_SHOW_IME,
                             statsToken != null ? statsToken.getTag() : ImeTracker.TOKEN_NONE,
-                            Objects.toString(mService.mImeBindingState.mFocusedWindow),
+                            Objects.toString(userData.mImeBindingState.mFocusedWindow),
                             InputMethodDebug.softInputDisplayReasonToString(reason),
                             InputMethodDebug.softInputModeToString(
-                                    mService.mImeBindingState.mFocusedWindowSoftInputMode));
+                                    userData.mImeBindingState.mFocusedWindowSoftInputMode));
                 }
                 mService.onShowHideSoftInputRequested(true /* show */, showInputToken, reason,
                         statsToken, userId);
@@ -111,6 +112,7 @@
             @UserIdInt int userId) {
         final var bindingController = mService.getInputMethodBindingController(userId);
         final IInputMethodInvoker curMethod = bindingController.getCurMethod();
+        final var userData = mService.getUserData(userId);
         if (curMethod != null) {
             // The IME will report its visible state again after the following message finally
             // delivered to the IME process as an IPC.  Hence the inconsistency between
@@ -126,10 +128,10 @@
                 if (DEBUG_IME_VISIBILITY) {
                     EventLog.writeEvent(IMF_HIDE_IME,
                             statsToken != null ? statsToken.getTag() : ImeTracker.TOKEN_NONE,
-                            Objects.toString(mService.mImeBindingState.mFocusedWindow),
+                            Objects.toString(userData.mImeBindingState.mFocusedWindow),
                             InputMethodDebug.softInputDisplayReasonToString(reason),
                             InputMethodDebug.softInputModeToString(
-                                    mService.mImeBindingState.mFocusedWindowSoftInputMode));
+                                    userData.mImeBindingState.mFocusedWindowSoftInputMode));
                 }
                 mService.onShowHideSoftInputRequested(false /* show */, hideInputToken, reason,
                         statsToken, userId);
@@ -179,29 +181,30 @@
                 break;
             case STATE_HIDE_IME_EXPLICIT:
                 if (Flags.refactorInsetsController()) {
-                    setImeVisibilityOnFocusedWindowClient(false);
+                    setImeVisibilityOnFocusedWindowClient(false, userId);
                 } else {
                     mService.hideCurrentInputLocked(windowToken, statsToken,
-                            0 /* flags */, null /* resultReceiver */, reason);
+                            0 /* flags */, null /* resultReceiver */, reason, userId);
                 }
                 break;
             case STATE_HIDE_IME_NOT_ALWAYS:
                 if (Flags.refactorInsetsController()) {
-                    setImeVisibilityOnFocusedWindowClient(false);
+                    setImeVisibilityOnFocusedWindowClient(false, userId);
                 } else {
                     mService.hideCurrentInputLocked(windowToken, statsToken,
-                            InputMethodManager.HIDE_NOT_ALWAYS, null /* resultReceiver */, reason);
+                            InputMethodManager.HIDE_NOT_ALWAYS, null /* resultReceiver */, reason,
+                            userId);
                 }
                 break;
             case STATE_SHOW_IME_IMPLICIT:
                 if (Flags.refactorInsetsController()) {
                     // This can be triggered by IMMS#startInputOrWindowGainedFocus. We need to
                     // set the requestedVisibleTypes in InsetsController first, before applying it.
-                    setImeVisibilityOnFocusedWindowClient(true);
+                    setImeVisibilityOnFocusedWindowClient(true, userId);
                 } else {
                     mService.showCurrentInputLocked(windowToken, statsToken,
                             InputMethodManager.SHOW_IMPLICIT, MotionEvent.TOOL_TYPE_UNKNOWN,
-                            null /* resultReceiver */, reason);
+                            null /* resultReceiver */, reason, userId);
                 }
                 break;
             case STATE_SHOW_IME_SNAPSHOT:
@@ -230,20 +233,23 @@
     @GuardedBy("ImfLock.class")
     @Override
     public boolean removeImeScreenshot(int displayId, @UserIdInt int userId) {
+        final var userData = mService.getUserData(userId);
         if (mImeTargetVisibilityPolicy.removeImeScreenshot(displayId)) {
             mService.onShowHideSoftInputRequested(false /* show */,
-                    mService.mImeBindingState.mFocusedWindow,
+                    userData.mImeBindingState.mFocusedWindow,
                     REMOVE_IME_SCREENSHOT_FROM_IMMS, null /* statsToken */, userId);
             return true;
         }
         return false;
     }
 
-    private void setImeVisibilityOnFocusedWindowClient(boolean visibility) {
-        if (mService.mImeBindingState != null
-                && mService.mImeBindingState.mFocusedWindowClient != null
-                && mService.mImeBindingState.mFocusedWindowClient.mClient != null) {
-            mService.mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(visibility);
+    @GuardedBy("ImfLock.class")
+    private void setImeVisibilityOnFocusedWindowClient(boolean visibility, @UserIdInt int userId) {
+        final var userData = mService.getUserData(userId);
+        if (userData.mImeBindingState != null
+                && userData.mImeBindingState.mFocusedWindowClient != null
+                && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
+            userData.mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(visibility);
         } else {
             // TODO(b/329229469): ImeTracker?
         }
diff --git a/services/core/java/com/android/server/inputmethod/ImeVisibilityStateComputer.java b/services/core/java/com/android/server/inputmethod/ImeVisibilityStateComputer.java
index 9d80844..7ebf595 100644
--- a/services/core/java/com/android/server/inputmethod/ImeVisibilityStateComputer.java
+++ b/services/core/java/com/android/server/inputmethod/ImeVisibilityStateComputer.java
@@ -38,6 +38,7 @@
 import android.accessibilityservice.AccessibilityService;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.UserIdInt;
 import android.content.res.Configuration;
 import android.os.Binder;
 import android.os.IBinder;
@@ -52,6 +53,7 @@
 import android.view.inputmethod.InputMethod;
 import android.view.inputmethod.InputMethodManager;
 
+import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.inputmethod.SoftInputShowHideReason;
 import com.android.server.LocalServices;
@@ -553,15 +555,17 @@
         return null;
     }
 
-    IBinder getWindowTokenFrom(IBinder requestImeToken) {
+    @GuardedBy("ImfLock.class")
+    IBinder getWindowTokenFrom(IBinder requestImeToken, @UserIdInt int userId) {
         for (IBinder windowToken : mRequestWindowStateMap.keySet()) {
             final ImeTargetWindowState state = mRequestWindowStateMap.get(windowToken);
             if (state.getRequestImeToken() == requestImeToken) {
                 return windowToken;
             }
         }
+        final var userData = mService.getUserData(userId);
         // Fallback to the focused window for some edge cases (e.g. relaunching the activity)
-        return mService.mImeBindingState.mFocusedWindow;
+        return userData.mImeBindingState.mFocusedWindow;
     }
 
     IBinder getWindowTokenFrom(ImeTargetWindowState windowState) {
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java b/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
index 60d647d..afc1029 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
@@ -382,9 +382,9 @@
                         InputMethodManager
                                 .invalidateLocalConnectionlessStylusHandwritingAvailabilityCaches();
                     }
-                    mService.initializeImeLocked(mCurMethod, mCurToken);
+                    mService.initializeImeLocked(mCurMethod, mCurToken, mUserId);
                     mService.scheduleNotifyImeUidToAudioService(mCurMethodUid);
-                    mService.reRequestCurrentClientSessionLocked();
+                    mService.reRequestCurrentClientSessionLocked(mUserId);
                     mAutofillController.performOnCreateInlineSuggestionsRequest();
                 }
 
@@ -437,7 +437,7 @@
                     mLastBindTime = SystemClock.uptimeMillis();
                     clearCurMethodAndSessions();
                     mService.clearInputShownLocked();
-                    mService.unbindCurrentClientLocked(UnbindReason.DISCONNECT_IME);
+                    mService.unbindCurrentClientLocked(UnbindReason.DISCONNECT_IME, mUserId);
                 }
             }
         }
@@ -483,7 +483,7 @@
 
     @GuardedBy("ImfLock.class")
     private void clearCurMethodAndSessions() {
-        mService.clearClientSessionsLocked();
+        mService.clearClientSessionsLocked(this);
         mCurMethod = null;
         mCurMethodUid = Process.INVALID_UID;
     }
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
index a089331..3c74b23 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
@@ -468,12 +468,6 @@
     private final ClientController mClientController;
 
     /**
-     * Holds the current IME binding state info.
-     */
-    @MultiUserUnawareField
-    ImeBindingState mImeBindingState;
-
-    /**
      * Set once the system is ready to run third party code.
      */
     @SharedByAllUsersField
@@ -492,25 +486,6 @@
     }
 
 
-    /**
-     * Id obtained with {@link InputMethodInfo#getId()} for the currently selected input method.
-     * This is to be synchronized with the secure settings keyed with
-     * {@link Settings.Secure#DEFAULT_INPUT_METHOD}.
-     *
-     * <p>This can be transiently {@code null} when the system is re-initializing input method
-     * settings, e.g., the system locale is just changed.</p>
-     *
-     * <p>Note that {@link InputMethodBindingController#getCurId()} is used to track which IME
-     * is being connected to {@link InputMethodManagerService}.</p>
-     *
-     * @see InputMethodBindingController#getCurId()
-     */
-    @GuardedBy("ImfLock.class")
-    @Nullable
-    String getSelectedMethodIdLocked() {
-        return getInputMethodBindingController(mCurrentUserId).getSelectedMethodId();
-    }
-
     @GuardedBy("ImfLock.class")
     @Nullable
     InputMethodInfo queryInputMethodForCurrentUserLocked(@NonNull String imeId) {
@@ -518,13 +493,6 @@
     }
 
     /**
-     * The client that is currently bound to an input method.
-     */
-    @MultiUserUnawareField
-    @Nullable
-    private ClientState mCurClient;
-
-    /**
      * The last window token that we confirmed that IME started talking to.  This is always updated
      * upon reports from the input method.  If the window state is already changed before the report
      * is handled, this field just keeps the last value.
@@ -533,33 +501,6 @@
     IBinder mLastImeTargetWindow;
 
     /**
-     * The {@link IRemoteInputConnection} last provided by the current client.
-     */
-    @MultiUserUnawareField
-    IRemoteInputConnection mCurInputConnection;
-
-    /**
-     * The {@link ImeOnBackInvokedDispatcher} last provided by the current client to
-     * receive {@link android.window.OnBackInvokedCallback}s forwarded from IME.
-     */
-    @MultiUserUnawareField
-    ImeOnBackInvokedDispatcher mCurImeDispatcher;
-
-    /**
-     * The {@link IRemoteAccessibilityInputConnection} last provided by the current client.
-     */
-    @MultiUserUnawareField
-    @Nullable
-    IRemoteAccessibilityInputConnection mCurRemoteAccessibilityInputConnection;
-
-    /**
-     * The {@link EditorInfo} last provided by the current client.
-     */
-    @MultiUserUnawareField
-    @Nullable
-    EditorInfo mCurEditorInfo;
-
-    /**
      * Map of window perceptible states indexed by their associated window tokens.
      *
      * The value {@code true} indicates that IME has not been mostly hidden via
@@ -570,20 +511,6 @@
     private final WeakHashMap<IBinder, Boolean> mFocusedWindowPerceptible = new WeakHashMap<>();
 
     /**
-     * The token tracking the current IME show request that is waiting for a connection to an IME,
-     * otherwise {@code null}.
-     */
-    @Nullable
-    @MultiUserUnawareField
-    private ImeTracker.Token mCurStatsToken;
-
-    /**
-     * {@code true} if the current input method is in fullscreen mode.
-     */
-    @MultiUserUnawareField
-    boolean mInFullscreenMode;
-
-    /**
      * The token we have made for the currently active input method, to
      * identify it in the future.
      */
@@ -618,27 +545,6 @@
     }
 
     /**
-     * Have we called mCurMethod.bindInput()?
-     */
-    @MultiUserUnawareField
-    boolean mBoundToMethod;
-
-    /**
-     * Have we called bindInput() for accessibility services?
-     */
-    @MultiUserUnawareField
-    boolean mBoundToAccessibility;
-
-    /**
-     * Currently enabled session.
-     */
-    @GuardedBy("ImfLock.class")
-    @MultiUserUnawareField
-    SessionState mEnabledSession;
-    @MultiUserUnawareField
-    SparseArray<AccessibilitySessionState> mEnabledAccessibilitySessions = new SparseArray<>();
-
-    /**
      * True if the device is currently interactive with user.  The value is true initially.
      */
     @MultiUserUnawareField
@@ -763,13 +669,15 @@
                             Settings.Secure.ACCESSIBILITY_SOFT_KEYBOARD_MODE, 0, mUserId);
                     mVisibilityStateComputer.getImePolicy().setA11yRequestNoSoftKeyboard(
                             accessibilitySoftKeyboardSetting);
+                    final var userData = getUserData(mUserId);
                     if (mVisibilityStateComputer.getImePolicy().isA11yRequestNoSoftKeyboard()) {
-                        hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                                SoftInputShowHideReason.HIDE_SETTINGS_ON_CHANGE);
-                    } else if (isShowRequestedForCurrentWindow()) {
-                        showCurrentInputLocked(mImeBindingState.mFocusedWindow,
+                        hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow,
+                                0 /* flags */, SoftInputShowHideReason.HIDE_SETTINGS_ON_CHANGE,
+                                mUserId);
+                    } else if (isShowRequestedForCurrentWindow(mUserId)) {
+                        showCurrentInputLocked(userData.mImeBindingState.mFocusedWindow,
                                 InputMethodManager.SHOW_IMPLICIT,
-                                SoftInputShowHideReason.SHOW_SETTINGS_ON_CHANGE);
+                                SoftInputShowHideReason.SHOW_SETTINGS_ON_CHANGE, mUserId);
                     }
                 } else if (stylusHandwritingEnabledUri.equals(uri)) {
                     InputMethodManager.invalidateLocalStylusHandwritingAvailabilityCaches();
@@ -777,13 +685,13 @@
                             .invalidateLocalConnectionlessStylusHandwritingAvailabilityCaches();
                 } else {
                     boolean enabledChanged = false;
-                    String newEnabled = InputMethodSettingsRepository.get(mCurrentUserId)
+                    String newEnabled = InputMethodSettingsRepository.get(mUserId)
                             .getEnabledInputMethodsStr();
                     if (!mLastEnabled.equals(newEnabled)) {
                         mLastEnabled = newEnabled;
                         enabledChanged = true;
                     }
-                    updateInputMethodsFromSettingsLocked(enabledChanged);
+                    updateInputMethodsFromSettingsLocked(enabledChanged, mUserId);
                 }
             }
         }
@@ -846,10 +754,12 @@
                         DirectBootAwareness.AUTO);
                 InputMethodSettingsRepository.put(userId, settings);
             }
-            postInputMethodSettingUpdatedLocked(true /* resetDefaultEnabledIme */);
+            // TODO(b/305849394): Dispatch this to non-current users.
+            final int userId = mCurrentUserId;
+            postInputMethodSettingUpdatedLocked(true /* resetDefaultEnabledIme */, userId);
             // If the locale is changed, needs to reset the default ime
-            resetDefaultImeLocked(mContext);
-            updateFromSettingsLocked(true);
+            resetDefaultImeLocked(mContext, userId);
+            updateFromSettingsLocked(true, userId);
         }
     }
 
@@ -1004,7 +914,7 @@
                 if (!isCurrentUser) {
                     return;
                 }
-                postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */);
+                postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */, userId);
 
                 boolean changed = false;
 
@@ -1046,7 +956,7 @@
                 }
 
                 if (changed) {
-                    updateFromSettingsLocked(false);
+                    updateFromSettingsLocked(false, userId);
                 }
             }
         }
@@ -1188,8 +1098,8 @@
             InputMethodSettingsRepository.put(userId, newSettings);
             if (mCurrentUserId == userId) {
                 // We need to rebuild IMEs.
-                postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */);
-                updateInputMethodsFromSettingsLocked(true /* enabledChanged */);
+                postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */, userId);
+                updateInputMethodsFromSettingsLocked(true /* enabledChanged */, userId);
             } else if (mExperimentalConcurrentMultiUserModeEnabled) {
                 experimentalInitializeVisibleBackgroundUserLocked(userId);
             }
@@ -1208,8 +1118,9 @@
         }
         // Hide soft input before user switch task since switch task may block main handler a while
         // and delayed the hideCurrentInputLocked().
-        hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                SoftInputShowHideReason.HIDE_SWITCH_USER);
+        final var userData = getUserData(userId);
+        hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow, 0 /* flags */,
+                SoftInputShowHideReason.HIDE_SWITCH_USER, userId);
         final UserSwitchHandlerTask task = new UserSwitchHandlerTask(this, userId,
                 clientToBeReset);
         mUserSwitchHandlerTask = task;
@@ -1301,7 +1212,6 @@
 
             mClientController = new ClientController(mPackageManagerInternal);
             mClientController.addClientControllerCallback(c -> onClientRemoved(c));
-            mImeBindingState = ImeBindingState.newEmptyState();
 
             mPreventImeStartupUnlessTextEditor = mRes.getBoolean(
                     com.android.internal.R.bool.config_preventImeStartupUnlessTextEditor);
@@ -1350,10 +1260,11 @@
     }
 
     @GuardedBy("ImfLock.class")
-    private void resetDefaultImeLocked(Context context) {
+    private void resetDefaultImeLocked(Context context, @UserIdInt int userId) {
+        final var bindingController = getInputMethodBindingController(userId);
         // Do not reset the default (current) IME when it is a 3rd-party IME
-        String selectedMethodId = getSelectedMethodIdLocked();
-        final InputMethodSettings settings = InputMethodSettingsRepository.get(mCurrentUserId);
+        String selectedMethodId = bindingController.getSelectedMethodId();
+        final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
         if (selectedMethodId != null
                 && !settings.getMethodMap().get(selectedMethodId).isSystem()) {
             return;
@@ -1368,7 +1279,7 @@
         if (DEBUG) {
             Slog.i(TAG, "Default found, using " + defIm.getId());
         }
-        setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false);
+        setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false, userId);
     }
 
     @GuardedBy("ImfLock.class")
@@ -1413,22 +1324,23 @@
     @GuardedBy("ImfLock.class")
     private void switchUserOnHandlerLocked(@UserIdInt int newUserId,
             IInputMethodClientInvoker clientToBeReset) {
+        final int prevUserId = mCurrentUserId;
         if (DEBUG) {
             Slog.d(TAG, "Switching user stage 1/3. newUserId=" + newUserId
-                    + " currentUserId=" + mCurrentUserId);
+                    + " prevUserId=" + prevUserId);
         }
 
         // Clean up stuff for mCurrentUserId, which soon becomes the previous user.
 
         // TODO(b/338461930): Check if this is still necessary or not.
-        onUnbindCurrentMethodByReset();
+        onUnbindCurrentMethodByReset(prevUserId);
 
         // Note that in b/197848765 we want to see if we can keep the binding alive for better
         // profile switching.
-        final var bindingController = getInputMethodBindingController(mCurrentUserId);
+        final var bindingController = getInputMethodBindingController(prevUserId);
         bindingController.unbindCurrentMethod();
 
-        unbindCurrentClientLocked(UnbindReason.SWITCH_USER);
+        unbindCurrentClientLocked(UnbindReason.SWITCH_USER, prevUserId);
 
         // Hereafter we start initializing things for "newUserId".
 
@@ -1438,6 +1350,7 @@
         mSettingsObserver.registerContentObserverLocked(newUserId);
 
         mCurrentUserId = newUserId;
+        final var newUserData = getUserData(newUserId);
         final String defaultImiId = SecureSettingsWrapper.getString(
                 Settings.Secure.DEFAULT_INPUT_METHOD, null, newUserId);
 
@@ -1454,13 +1367,14 @@
         final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId);
 
         final InputMethodSettings newSettings = InputMethodSettingsRepository.get(newUserId);
-        postInputMethodSettingUpdatedLocked(initialUserSwitch /* resetDefaultEnabledIme */);
+        postInputMethodSettingUpdatedLocked(initialUserSwitch /* resetDefaultEnabledIme */,
+                newUserId);
         if (TextUtils.isEmpty(newSettings.getSelectedInputMethod())) {
             // This is the first time of the user switch and
             // set the current ime to the proper one.
-            resetDefaultImeLocked(mContext);
+            resetDefaultImeLocked(mContext, newUserId);
         }
-        updateFromSettingsLocked(true);
+        updateFromSettingsLocked(true, newUserId);
 
         if (initialUserSwitch) {
             InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(
@@ -1479,7 +1393,7 @@
                 // The client is already gone.
                 return;
             }
-            cs.mClient.scheduleStartInputIfNecessary(mInFullscreenMode);
+            cs.mClient.scheduleStartInputIfNecessary(newUserData.mInFullscreenMode);
         }
     }
 
@@ -1541,8 +1455,8 @@
                         DirectBootAwareness.AUTO);
                 InputMethodSettingsRepository.put(currentUserId, newSettings);
                 postInputMethodSettingUpdatedLocked(
-                        !imeSelectedOnBoot /* resetDefaultEnabledIme */);
-                updateFromSettingsLocked(true);
+                        !imeSelectedOnBoot /* resetDefaultEnabledIme */, currentUserId);
+                updateFromSettingsLocked(true, currentUserId);
                 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(
                         getPackageManagerForUser(mContext, currentUserId),
                         newSettings.getEnabledInputMethodList());
@@ -1859,20 +1773,31 @@
         }
     }
 
+    @GuardedBy("ImfLock.class")
+    private void onClientRemoved(ClientState client) {
+        clearClientSessionLocked(client);
+        clearClientSessionForAccessibilityLocked(client);
+        // TODO(b/324907325): Remove the suppress warnings once b/324907325 is fixed.
+        @SuppressWarnings("GuardedBy") Consumer<UserDataRepository.UserData> clientRemovedForUser =
+                userData -> onClientRemovedInternalLocked(client, userData);
+        mUserDataRepository.forAllUserData(clientRemovedForUser);
+    }
+
     /**
      * Hide the IME if the removed user is the current user.
      */
     // TODO(b/325515685): Move this method to InputMethodBindingController
     @GuardedBy("ImfLock.class")
-    private void onClientRemoved(ClientState client) {
-        clearClientSessionLocked(client);
-        clearClientSessionForAccessibilityLocked(client);
-        if (mCurClient == client) {
-            hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                    SoftInputShowHideReason.HIDE_REMOVE_CLIENT);
-            if (mBoundToMethod) {
-                mBoundToMethod = false;
-                IInputMethodInvoker curMethod = getCurMethodLocked();
+    private void onClientRemovedInternalLocked(ClientState client,
+            @NonNull UserDataRepository.UserData userData) {
+        final int userId = userData.mUserId;
+        if (userData.mCurClient == client) {
+            hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow, 0 /* flags */,
+                    SoftInputShowHideReason.HIDE_REMOVE_CLIENT, userId);
+            if (userData.mBoundToMethod) {
+                userData.mBoundToMethod = false;
+                final var userBindingController = getInputMethodBindingController(userId);
+                IInputMethodInvoker curMethod = userBindingController.getCurMethod();
                 if (curMethod != null) {
                     // When we unbind input, we are unbinding the client, so we always
                     // unbind ime and a11y together.
@@ -1880,10 +1805,10 @@
                     AccessibilityManagerInternal.get().unbindInput();
                 }
             }
-            mBoundToAccessibility = false;
-            mCurClient = null;
-            if (mImeBindingState.mFocusedWindowClient == client) {
-                mImeBindingState = ImeBindingState.newEmptyState();
+            userData.mBoundToAccessibility = false;
+            userData.mCurClient = null;
+            if (userData.mImeBindingState.mFocusedWindowClient == client) {
+                userData.mImeBindingState = ImeBindingState.newEmptyState();
             }
         }
     }
@@ -1896,49 +1821,51 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void unbindCurrentClientLocked(@UnbindReason int unbindClientReason) {
-        if (mCurClient != null) {
+    void unbindCurrentClientLocked(@UnbindReason int unbindClientReason, @UserIdInt int userId) {
+        final var userData = getUserData(userId);
+        if (userData.mCurClient != null) {
             if (DEBUG) {
-                Slog.v(TAG, "unbindCurrentInputLocked: client=" + mCurClient.mClient.asBinder());
+                Slog.v(TAG, "unbindCurrentInputLocked: client="
+                        + userData.mCurClient.mClient.asBinder());
             }
-            if (mBoundToMethod) {
-                mBoundToMethod = false;
-                IInputMethodInvoker curMethod = getCurMethodLocked();
+            final var bindingController = getInputMethodBindingController(userId);
+            if (userData.mBoundToMethod) {
+                userData.mBoundToMethod = false;
+                IInputMethodInvoker curMethod = bindingController.getCurMethod();
                 if (curMethod != null) {
                     curMethod.unbindInput();
                 }
             }
-            mBoundToAccessibility = false;
+            userData.mBoundToAccessibility = false;
 
             // Since we set active false to current client and set mCurClient to null, let's unbind
             // all accessibility too. That means, when input method get disconnected (including
             // switching ime), we also unbind accessibility
-            mCurClient.mClient.setActive(false /* active */, false /* fullscreen */);
+            userData.mCurClient.mClient.setActive(false /* active */, false /* fullscreen */);
 
-            // TODO(b/325515685): make binding controller user independent. Before this change, the
-            //  following dependencies also need to be user independent: mCurClient, mBoundToMethod,
-            //  getCurMethodLocked(), and mMenuController.
-            final var bindingController = getInputMethodBindingController(mCurrentUserId);
-            mCurClient.mClient.onUnbindMethod(bindingController.getSequenceNumber(),
+            userData.mCurClient.mClient.onUnbindMethod(bindingController.getSequenceNumber(),
                     unbindClientReason);
-            mCurClient.mSessionRequested = false;
-            mCurClient.mSessionRequestedForAccessibility = false;
-            mCurClient = null;
-            ImeTracker.forLogging().onFailed(mCurStatsToken, ImeTracker.PHASE_SERVER_WAIT_IME);
-            mCurStatsToken = null;
+            userData.mCurClient.mSessionRequested = false;
+            userData.mCurClient.mSessionRequestedForAccessibility = false;
+            userData.mCurClient = null;
+            ImeTracker.forLogging().onFailed(userData.mCurStatsToken,
+                    ImeTracker.PHASE_SERVER_WAIT_IME);
+            userData.mCurStatsToken = null;
+            // TODO: Make mMenuController multi-user aware
             mMenuController.hideInputMethodMenuLocked();
         }
     }
 
     /**
      * TODO(b/338404383) Remove
-     * Called when {@link #resetCurrentMethodAndClientLocked(int)} invoked for clean-up states
+     * Called when {@link #resetCurrentMethodAndClientLocked(int, int)} invoked for clean-up states
      * before unbinding the current method.
      */
     @GuardedBy("ImfLock.class")
-    void onUnbindCurrentMethodByReset() {
+    void onUnbindCurrentMethodByReset(@UserIdInt int userId) {
+        final var userData = getUserData(userId);
         final ImeTargetWindowState winState = mVisibilityStateComputer.getWindowStateOrNull(
-                mImeBindingState.mFocusedWindow);
+                userData.mImeBindingState.mFocusedWindow);
         if (winState != null && !winState.isRequestedImeVisible()
                 && !mVisibilityStateComputer.isInputShown()) {
             // Normally, the focus window will apply the IME visibility state to
@@ -1949,9 +1876,9 @@
             // As a result, we have to notify WM to apply IME visibility before clearing the
             // binding states in the first place.
             final var statsToken = createStatsTokenForFocusedClient(false /* show */,
-                    SoftInputShowHideReason.UNBIND_CURRENT_METHOD);
-            mVisibilityApplier.applyImeVisibility(mImeBindingState.mFocusedWindow, statsToken,
-                    STATE_HIDE_IME, mCurrentUserId);
+                    SoftInputShowHideReason.UNBIND_CURRENT_METHOD, userId);
+            mVisibilityApplier.applyImeVisibility(userData.mImeBindingState.mFocusedWindow,
+                    statsToken, STATE_HIDE_IME, userId);
         }
     }
 
@@ -1961,13 +1888,13 @@
      */
     @GuardedBy("ImfLock.class")
     boolean hasAttachedClient() {
-        return mCurClient != null;
+        return getUserData(mCurrentUserId).mCurClient != null;
     }
 
     @VisibleForTesting
     void setAttachedClientForTesting(@NonNull ClientState cs) {
         synchronized (ImfLock.class) {
-            mCurClient = cs;
+            getUserData(mCurrentUserId).mCurClient = cs;
         }
     }
 
@@ -1983,20 +1910,23 @@
     }
 
     @GuardedBy("ImfLock.class")
-    private boolean isShowRequestedForCurrentWindow() {
+    private boolean isShowRequestedForCurrentWindow(@UserIdInt int userId) {
+        final var userData = getUserData(userId);
+        // TODO(b/349904272): Make mVisibilityStateComputer multi-user aware
         final ImeTargetWindowState state = mVisibilityStateComputer.getWindowStateOrNull(
-                mImeBindingState.mFocusedWindow);
+                userData.mImeBindingState.mFocusedWindow);
         return state != null && state.isRequestedImeVisible();
     }
 
     @GuardedBy("ImfLock.class")
     @NonNull
-    InputBindResult attachNewInputLocked(@StartInputReason int startInputReason, boolean initial) {
-        final int userId = mCurrentUserId;
+    InputBindResult attachNewInputLocked(@StartInputReason int startInputReason, boolean initial,
+            @UserIdInt int userId) {
         final var bindingController = getInputMethodBindingController(userId);
-        if (!mBoundToMethod) {
-            bindingController.getCurMethod().bindInput(mCurClient.mBinding);
-            mBoundToMethod = true;
+        final var userData = getUserData(userId);
+        if (!userData.mBoundToMethod) {
+            bindingController.getCurMethod().bindInput(userData.mCurClient.mBinding);
+            userData.mBoundToMethod = true;
         }
 
         final boolean restarting = !initial;
@@ -2004,11 +1934,12 @@
         final StartInputInfo info = new StartInputInfo(mCurrentUserId,
                 bindingController.getCurToken(), bindingController.getCurTokenDisplayId(),
                 bindingController.getCurId(), startInputReason,
-                restarting, UserHandle.getUserId(mCurClient.mUid),
-                mCurClient.mSelfReportedDisplayId, mImeBindingState.mFocusedWindow, mCurEditorInfo,
-                mImeBindingState.mFocusedWindowSoftInputMode,
+                restarting, UserHandle.getUserId(userData.mCurClient.mUid),
+                userData.mCurClient.mSelfReportedDisplayId,
+                userData.mImeBindingState.mFocusedWindow, userData.mCurEditorInfo,
+                userData.mImeBindingState.mFocusedWindowSoftInputMode,
                 bindingController.getSequenceNumber());
-        mImeTargetWindowMap.put(startInputToken, mImeBindingState.mFocusedWindow);
+        mImeTargetWindowMap.put(startInputToken, userData.mImeBindingState.mFocusedWindow);
         mStartInputHistory.addEntry(info);
 
         // Seems that PackageManagerInternal#grantImplicitAccess() doesn't handle cross-user
@@ -2016,33 +1947,34 @@
         // same-user scenarios.
         // That said ignoring cross-user scenario will never affect IMEs that do not have
         // INTERACT_ACROSS_USERS(_FULL) permissions, which is actually almost always the case.
-        if (userId == UserHandle.getUserId(mCurClient.mUid)) {
+        if (userId == UserHandle.getUserId(userData.mCurClient.mUid)) {
             mPackageManagerInternal.grantImplicitAccess(userId, null /* intent */,
                     UserHandle.getAppId(bindingController.getCurMethodUid()),
-                    mCurClient.mUid, true /* direct */);
+                    userData.mCurClient.mUid, true /* direct */);
         }
 
         @InputMethodNavButtonFlags final int navButtonFlags = getInputMethodNavButtonFlagsLocked();
-        final SessionState session = mCurClient.mCurSession;
-        setEnabledSessionLocked(session);
-        session.mMethod.startInput(startInputToken, mCurInputConnection, mCurEditorInfo, restarting,
-                navButtonFlags, mCurImeDispatcher);
+        final SessionState session = userData.mCurClient.mCurSession;
+        setEnabledSessionLocked(session, userData);
+        session.mMethod.startInput(startInputToken, userData.mCurInputConnection,
+                userData.mCurEditorInfo, restarting, navButtonFlags, userData.mCurImeDispatcher);
         if (Flags.refactorInsetsController()) {
-            if (isShowRequestedForCurrentWindow() && mImeBindingState != null
-                    && mImeBindingState.mFocusedWindow != null) {
-                showSoftInputInternal(mImeBindingState.mFocusedWindow);
+            if (isShowRequestedForCurrentWindow(userId) && userData.mImeBindingState != null
+                    && userData.mImeBindingState.mFocusedWindow != null) {
+                showSoftInputInternal(userData.mImeBindingState.mFocusedWindow);
             }
         } else {
-            if (isShowRequestedForCurrentWindow()) {
+            if (isShowRequestedForCurrentWindow(userId)) {
                 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input");
                 // Re-use current statsToken, if it exists.
-                final var statsToken = mCurStatsToken != null ? mCurStatsToken
+                final var statsToken = userData.mCurStatsToken != null ? userData.mCurStatsToken
                     : createStatsTokenForFocusedClient(true /* show */,
-                            SoftInputShowHideReason.ATTACH_NEW_INPUT);
-                mCurStatsToken = null;
-                showCurrentInputLocked(mImeBindingState.mFocusedWindow, statsToken,
+                            SoftInputShowHideReason.ATTACH_NEW_INPUT, userId);
+                userData.mCurStatsToken = null;
+                showCurrentInputLocked(userData.mImeBindingState.mFocusedWindow, statsToken,
                         mVisibilityStateComputer.getShowFlags(), MotionEvent.TOOL_TYPE_UNKNOWN,
-                        null /* resultReceiver */, SoftInputShowHideReason.ATTACH_NEW_INPUT);
+                        null /* resultReceiver */, SoftInputShowHideReason.ATTACH_NEW_INPUT,
+                        userId);
             }
         }
 
@@ -2052,7 +1984,8 @@
         final boolean suppressesSpellChecker =
                 curInputMethodInfo != null && curInputMethodInfo.suppressesSpellChecker();
         final SparseArray<IAccessibilityInputMethodSession> accessibilityInputMethodSessions =
-                createAccessibilityInputMethodSessions(mCurClient.mAccessibilitySessions);
+                createAccessibilityInputMethodSessions(
+                        userData.mCurClient.mAccessibilitySessions);
         if (bindingController.supportsStylusHandwriting() && hasSupportedStylusLocked()) {
             mHwController.setInkWindowInitializer(new InkWindowInitializer());
         }
@@ -2064,10 +1997,12 @@
 
     @GuardedBy("ImfLock.class")
     private void attachNewAccessibilityLocked(@StartInputReason int startInputReason,
-            boolean initial) {
-        if (!mBoundToAccessibility) {
+            boolean initial, @UserIdInt int userId) {
+        final var userData = getUserData(userId);
+
+        if (!userData.mBoundToAccessibility) {
             AccessibilityManagerInternal.get().bindInput();
-            mBoundToAccessibility = true;
+            userData.mBoundToAccessibility = true;
         }
 
         // TODO(b/187453053): grantImplicitAccess to accessibility services access? if so, need to
@@ -2076,9 +2011,11 @@
         // We don't start input when session for a11y is created. We start input when
         // input method start input, a11y manager service is always on.
         if (startInputReason != StartInputReason.SESSION_CREATED_BY_ACCESSIBILITY) {
-            setEnabledSessionForAccessibilityLocked(mCurClient.mAccessibilitySessions);
-            AccessibilityManagerInternal.get().startInput(mCurRemoteAccessibilityInputConnection,
-                    mCurEditorInfo, !initial /* restarting */);
+            setEnabledSessionForAccessibilityLocked(userData.mCurClient.mAccessibilitySessions,
+                    userData);
+            AccessibilityManagerInternal.get().startInput(
+                    userData.mCurRemoteAccessibilityInputConnection,
+                    userData.mCurEditorInfo, !initial /* restarting */);
         }
     }
 
@@ -2114,10 +2051,13 @@
             @NonNull ImeOnBackInvokedDispatcher imeDispatcher,
             @NonNull InputMethodBindingController bindingController) {
 
+        final int userId = bindingController.mUserId;
+        final var userData = getUserData(userId);
+
         // Compute the final shown display ID with validated cs.selfReportedDisplayId for this
         // session & other conditions.
         ImeTargetWindowState winState = mVisibilityStateComputer.getWindowStateOrNull(
-                mImeBindingState.mFocusedWindow);
+                userData.mImeBindingState.mFocusedWindow);
         if (winState == null) {
             return InputBindResult.NOT_IME_TARGET_WINDOW;
         }
@@ -2134,13 +2074,13 @@
             mVisibilityStateComputer.getImePolicy().setImeHiddenByDisplayPolicy(true);
         } else if (!Objects.equals(deviceMethodId, selectedMethodId)) {
             setInputMethodLocked(deviceMethodId, NOT_A_SUBTYPE_ID,
-                    bindingController.getDeviceIdToShowIme());
+                    bindingController.getDeviceIdToShowIme(), userId);
             selectedMethodId = deviceMethodId;
         }
 
         if (mVisibilityStateComputer.getImePolicy().isImeHiddenByDisplayPolicy()) {
-            hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                    SoftInputShowHideReason.HIDE_DISPLAY_IME_POLICY_HIDE);
+            hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow, 0 /* flags */,
+                    SoftInputShowHideReason.HIDE_DISPLAY_IME_POLICY_HIDE, userId);
             return InputBindResult.NO_IME;
         }
 
@@ -2149,19 +2089,19 @@
             return InputBindResult.NO_IME;
         }
 
-        if (mCurClient != cs) {
-            prepareClientSwitchLocked(cs);
+        if (userData.mCurClient != cs) {
+            prepareClientSwitchLocked(cs, userId);
         }
 
-        final boolean connectionWasActive = mCurInputConnection != null;
+        final boolean connectionWasActive = userData.mCurInputConnection != null;
 
         // Bump up the sequence for this client and attach it.
         bindingController.advanceSequenceNumber();
 
-        mCurClient = cs;
-        mCurInputConnection = inputConnection;
-        mCurRemoteAccessibilityInputConnection = remoteAccessibilityInputConnection;
-        mCurImeDispatcher = imeDispatcher;
+        userData.mCurClient = cs;
+        userData.mCurInputConnection = inputConnection;
+        userData.mCurRemoteAccessibilityInputConnection = remoteAccessibilityInputConnection;
+        userData.mCurImeDispatcher = imeDispatcher;
         // Override the locale hints if the app is running on a virtual device.
         if (mVdmInternal == null) {
             mVdmInternal = LocalServices.getService(VirtualDeviceManagerInternal.class);
@@ -2172,17 +2112,17 @@
                 editorInfo.hintLocales = hintsFromVirtualDevice;
             }
         }
-        mCurEditorInfo = editorInfo;
+        userData.mCurEditorInfo = editorInfo;
 
         // Notify input manager if the connection state changes.
-        final boolean connectionIsActive = mCurInputConnection != null;
+        final boolean connectionIsActive = userData.mCurInputConnection != null;
         if (connectionIsActive != connectionWasActive) {
             mInputManagerInternal.notifyInputMethodConnectionActive(connectionIsActive);
         }
 
         // If configured, we want to avoid starting up the IME if it is not supposed to be showing
         if (shouldPreventImeStartupLocked(selectedMethodId, startInputFlags,
-                unverifiedTargetSdkVersion)) {
+                unverifiedTargetSdkVersion, userId)) {
             if (DEBUG) {
                 Slog.d(TAG, "Avoiding IME startup and unbinding current input method.");
             }
@@ -2197,7 +2137,7 @@
         final String curId = bindingController.getCurId();
         final int displayIdToShowIme = bindingController.getDisplayIdToShowIme();
         if (curId != null && curId.equals(bindingController.getSelectedMethodId())
-                && displayIdToShowIme == getCurTokenDisplayIdLocked()) {
+                && displayIdToShowIme == bindingController.getCurTokenDisplayId()) {
             if (cs.mCurSession != null) {
                 // Fast case: if we are already connected to the input method,
                 // then just return it.
@@ -2211,12 +2151,12 @@
                 // we can always attach to accessibility because AccessibilityManagerService is
                 // always on.
                 attachNewAccessibilityLocked(startInputReason,
-                        (startInputFlags & StartInputFlags.INITIAL_CONNECTION) != 0);
+                        (startInputFlags & StartInputFlags.INITIAL_CONNECTION) != 0, userId);
                 return attachNewInputLocked(startInputReason,
-                        (startInputFlags & StartInputFlags.INITIAL_CONNECTION) != 0);
+                        (startInputFlags & StartInputFlags.INITIAL_CONNECTION) != 0, userId);
             }
 
-            InputBindResult bindResult = tryReuseConnectionLocked(bindingController, cs);
+            InputBindResult bindResult = tryReuseConnectionLocked(bindingController, cs, userId);
             if (bindResult != null) {
                 return bindResult;
             }
@@ -2293,18 +2233,19 @@
     private boolean shouldPreventImeStartupLocked(
             @NonNull String selectedMethodId,
             @StartInputFlags int startInputFlags,
-            int unverifiedTargetSdkVersion) {
+            int unverifiedTargetSdkVersion,
+            @UserIdInt int userId) {
         // Fast-path for the majority of cases
         if (!mPreventImeStartupUnlessTextEditor) {
             return false;
         }
-        if (isShowRequestedForCurrentWindow()) {
+        if (isShowRequestedForCurrentWindow(userId)) {
             return false;
         }
         if (isSoftInputModeStateVisibleAllowed(unverifiedTargetSdkVersion, startInputFlags)) {
             return false;
         }
-        final InputMethodInfo imi = InputMethodSettingsRepository.get(mCurrentUserId)
+        final InputMethodInfo imi = InputMethodSettingsRepository.get(userId)
                 .getMethodMap().get(selectedMethodId);
         if (imi == null) {
             return false;
@@ -2316,10 +2257,10 @@
     }
 
     @GuardedBy("ImfLock.class")
-    private void prepareClientSwitchLocked(ClientState cs) {
+    private void prepareClientSwitchLocked(ClientState cs, @UserIdInt int userId) {
         // If the client is changing, we need to switch over to the new
         // one.
-        unbindCurrentClientLocked(UnbindReason.SWITCH_CLIENT);
+        unbindCurrentClientLocked(UnbindReason.SWITCH_CLIENT, userId);
         // If the screen is on, inform the new client it is active
         if (mIsInteractive) {
             cs.mClient.setActive(true /* active */, false /* fullscreen */);
@@ -2329,13 +2270,14 @@
     @GuardedBy("ImfLock.class")
     @Nullable
     private InputBindResult tryReuseConnectionLocked(
-            @NonNull InputMethodBindingController bindingController, @NonNull ClientState cs) {
+            @NonNull InputMethodBindingController bindingController, @NonNull ClientState cs,
+            @UserIdInt int userId) {
         if (bindingController.hasMainConnection()) {
-            if (getCurMethodLocked() != null) {
+            if (bindingController.getCurMethod() != null) {
                 if (!Flags.useZeroJankProxy()) {
                     // Return to client, and we will get back with it when
                     // we have had a session made for it.
-                    requestClientSessionLocked(cs);
+                    requestClientSessionLocked(cs, userId);
                     requestClientSessionForAccessibilityLocked(cs);
                 }
                 return new InputBindResult(
@@ -2361,7 +2303,7 @@
                             bindingController.getSequenceNumber(), false);
                 } else {
                     EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME,
-                            getSelectedMethodIdLocked(), bindingDuration, 0);
+                            bindingController.getSelectedMethodId(), bindingDuration, 0);
                 }
             }
         }
@@ -2402,12 +2344,15 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void initializeImeLocked(@NonNull IInputMethodInvoker inputMethod, @NonNull IBinder token) {
+    void initializeImeLocked(@NonNull IInputMethodInvoker inputMethod, @NonNull IBinder token,
+            @UserIdInt int userId) {
         if (DEBUG) {
             Slog.v(TAG, "Sending attach of token: " + token + " for display: "
-                    + getCurTokenDisplayIdLocked());
+                    + getInputMethodBindingController(userId).getCurTokenDisplayId());
         }
-        inputMethod.initializeInternal(token, new InputMethodPrivilegedOperationsImpl(this, token),
+        inputMethod.initializeInternal(token,
+                new InputMethodPrivilegedOperationsImpl(this, token, userId),
+                // TODO(b/345519864): Make getInputMethodNavButtonFlagsLocked() multi-user aware
                 getInputMethodNavButtonFlagsLocked());
     }
 
@@ -2438,7 +2383,7 @@
 
     @BinderThread
     void onSessionCreated(IInputMethodInvoker method, IInputMethodSession session,
-            InputChannel channel) {
+            InputChannel channel, @UserIdInt int userId) {
         Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "IMMS.onSessionCreated");
         try {
             synchronized (ImfLock.class) {
@@ -2448,18 +2393,21 @@
                     channel.dispose();
                     return;
                 }
-                IInputMethodInvoker curMethod = getCurMethodLocked();
+                final var bindingController = getInputMethodBindingController(userId);
+                final var userData = getUserData(userId);
+                IInputMethodInvoker curMethod = bindingController.getCurMethod();
                 if (curMethod != null && method != null
                         && curMethod.asBinder() == method.asBinder()) {
-                    if (mCurClient != null) {
-                        clearClientSessionLocked(mCurClient);
-                        mCurClient.mCurSession = new SessionState(
-                                mCurClient, method, session, channel);
+                    if (userData.mCurClient != null) {
+                        clearClientSessionLocked(userData.mCurClient);
+                        userData.mCurClient.mCurSession = new SessionState(
+                                userData.mCurClient, method, session, channel);
                         InputBindResult res = attachNewInputLocked(
-                                StartInputReason.SESSION_CREATED_BY_IME, true);
-                        attachNewAccessibilityLocked(StartInputReason.SESSION_CREATED_BY_IME, true);
+                                StartInputReason.SESSION_CREATED_BY_IME, true, userId);
+                        attachNewAccessibilityLocked(StartInputReason.SESSION_CREATED_BY_IME, true,
+                                userId);
                         if (res.method != null) {
-                            mCurClient.mClient.onBindMethod(res);
+                            userData.mCurClient.mClient.onBindMethod(res);
                         }
                         return;
                     }
@@ -2482,29 +2430,31 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void resetCurrentMethodAndClientLocked(@UnbindReason int unbindClientReason) {
-        final var bindingController = getInputMethodBindingController(mCurrentUserId);
+    void resetCurrentMethodAndClientLocked(@UnbindReason int unbindClientReason,
+            @UserIdInt int userId) {
+        final var bindingController = getInputMethodBindingController(userId);
         bindingController.setSelectedMethodId(null);
 
         // Callback before clean-up binding states.
         // TODO(b/338461930): Check if this is still necessary or not.
-        onUnbindCurrentMethodByReset();
+        onUnbindCurrentMethodByReset(userId);
         bindingController.unbindCurrentMethod();
-        unbindCurrentClientLocked(unbindClientReason);
+        unbindCurrentClientLocked(unbindClientReason, userId);
     }
 
     @GuardedBy("ImfLock.class")
-    void reRequestCurrentClientSessionLocked() {
-        if (mCurClient != null) {
-            clearClientSessionLocked(mCurClient);
-            clearClientSessionForAccessibilityLocked(mCurClient);
-            requestClientSessionLocked(mCurClient);
-            requestClientSessionForAccessibilityLocked(mCurClient);
+    void reRequestCurrentClientSessionLocked(@UserIdInt int userId) {
+        final var userData = getUserData(userId);
+        if (userData.mCurClient != null) {
+            clearClientSessionLocked(userData.mCurClient);
+            clearClientSessionForAccessibilityLocked(userData.mCurClient);
+            requestClientSessionLocked(userData.mCurClient, userId);
+            requestClientSessionForAccessibilityLocked(userData.mCurClient);
         }
     }
 
     @GuardedBy("ImfLock.class")
-    void requestClientSessionLocked(ClientState cs) {
+    void requestClientSessionLocked(ClientState cs, @UserIdInt int userId) {
         if (!cs.mSessionRequested) {
             if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs);
             final InputChannel serverChannel;
@@ -2517,14 +2467,15 @@
 
             cs.mSessionRequested = true;
 
-            final IInputMethodInvoker curMethod = getCurMethodLocked();
+            final var bindingController = getInputMethodBindingController(userId);
+            final IInputMethodInvoker curMethod = bindingController.getCurMethod();
             final IInputMethodSessionCallback.Stub callback =
                     new IInputMethodSessionCallback.Stub() {
                         @Override
                         public void sessionCreated(IInputMethodSession session) {
                             final long ident = Binder.clearCallingIdentity();
                             try {
-                                onSessionCreated(curMethod, session, serverChannel);
+                                onSessionCreated(curMethod, session, serverChannel, userId);
                             } finally {
                                 Binder.restoreCallingIdentity(ident);
                             }
@@ -2615,25 +2566,34 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void clearClientSessionsLocked() {
-        if (getCurMethodLocked() != null) {
+    void clearClientSessionsLocked(@NonNull InputMethodBindingController bindingController) {
+        final int userId = bindingController.mUserId;
+        final var userData = getUserData(userId);
+        if (bindingController.getCurMethod() != null) {
             // TODO(b/324907325): Remove the suppress warnings once b/324907325 is fixed.
             @SuppressWarnings("GuardedBy") Consumer<ClientState> clearClientSession = c -> {
-                clearClientSessionLocked(c);
-                clearClientSessionForAccessibilityLocked(c);
+                // TODO(b/305849394): Figure out what we should do for single user IME mode.
+                final boolean shouldClearClientSession =
+                        !mExperimentalConcurrentMultiUserModeEnabled
+                                || UserHandle.getUserId(c.mUid) == userId;
+                if (shouldClearClientSession) {
+                    clearClientSessionLocked(c);
+                    clearClientSessionForAccessibilityLocked(c);
+                }
             };
             mClientController.forAllClients(clearClientSession);
 
-            finishSessionLocked(mEnabledSession);
-            for (int i = 0; i < mEnabledAccessibilitySessions.size(); i++) {
-                finishSessionForAccessibilityLocked(mEnabledAccessibilitySessions.valueAt(i));
+            finishSessionLocked(userData.mEnabledSession);
+            for (int i = 0; i < userData.mEnabledAccessibilitySessions.size(); i++) {
+                finishSessionForAccessibilityLocked(
+                        userData.mEnabledAccessibilitySessions.valueAt(i));
             }
-            mEnabledSession = null;
-            mEnabledAccessibilitySessions.clear();
+            userData.mEnabledSession = null;
+            userData.mEnabledAccessibilitySessions.clear();
             scheduleNotifyImeUidToAudioService(Process.INVALID_UID);
         }
         hideStatusBarIconLocked();
-        mInFullscreenMode = false;
+        getUserData(userId).mInFullscreenMode = false;
         mWindowManagerInternal.setDismissImeOnBackKeyPressed(false);
     }
 
@@ -2857,6 +2817,7 @@
     @GuardedBy("ImfLock.class")
     private void updateSystemUiLocked(int vis, int backDisposition, @UserIdInt int userId) {
         final var bindingController = getInputMethodBindingController(userId);
+        final var userData = getUserData(userId);
         final var curToken = bindingController.getCurToken();
         if (curToken == null) {
             return;
@@ -2868,8 +2829,8 @@
                     + " inv: " + (vis & InputMethodService.IME_INVISIBLE)
                     + " displayId: " + curTokenDisplayId);
         }
-        final IBinder focusedWindowToken = mImeBindingState != null
-                ? mImeBindingState.mFocusedWindow : null;
+        final IBinder focusedWindowToken = userData.mImeBindingState != null
+                ? userData.mImeBindingState.mFocusedWindow : null;
         final Boolean windowPerceptible = focusedWindowToken != null
                 ? mFocusedWindowPerceptible.get(focusedWindowToken) : null;
 
@@ -2904,8 +2865,8 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void updateFromSettingsLocked(boolean enabledMayChange) {
-        updateInputMethodsFromSettingsLocked(enabledMayChange);
+    void updateFromSettingsLocked(boolean enabledMayChange, @UserIdInt int userId) {
+        updateInputMethodsFromSettingsLocked(enabledMayChange, userId);
         mMenuController.updateKeyboardFromSettingsLocked();
     }
 
@@ -2915,7 +2876,7 @@
      *
      * <p>Never assume what this method is doing is officially supported. For the canonical and
      * desired behaviors always refer to single-user code paths such as
-     * {@link #updateInputMethodsFromSettingsLocked(boolean)}.</p>
+     * {@link #updateInputMethodsFromSettingsLocked(boolean, int)}.</p>
      *
      * <p>Here are examples of missing features.</p>
      * <ul>
@@ -2964,8 +2925,7 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void updateInputMethodsFromSettingsLocked(boolean enabledMayChange) {
-        final int userId = mCurrentUserId;
+    void updateInputMethodsFromSettingsLocked(boolean enabledMayChange, @UserIdInt int userId) {
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
         if (enabledMayChange) {
             final PackageManager userAwarePackageManager = getPackageManagerForUser(mContext,
@@ -2996,7 +2956,7 @@
             }
         }
 
-        final var bindingController = getInputMethodBindingController(mCurrentUserId);
+        final var bindingController = getInputMethodBindingController(userId);
         if (bindingController.getDeviceIdToShowIme() == DEVICE_ID_DEFAULT) {
             String ime = SecureSettingsWrapper.getString(
                     Settings.Secure.DEFAULT_INPUT_METHOD, null, userId);
@@ -3026,14 +2986,14 @@
         }
         if (!TextUtils.isEmpty(id)) {
             try {
-                setInputMethodLocked(id, settings.getSelectedInputMethodSubtypeId(id));
+                setInputMethodLocked(id, settings.getSelectedInputMethodSubtypeId(id), userId);
             } catch (IllegalArgumentException e) {
                 Slog.w(TAG, "Unknown input method from prefs: " + id, e);
-                resetCurrentMethodAndClientLocked(UnbindReason.SWITCH_IME_FAILED);
+                resetCurrentMethodAndClientLocked(UnbindReason.SWITCH_IME_FAILED, userId);
             }
         } else {
             // There is no longer an input method set, so stop any current one.
-            resetCurrentMethodAndClientLocked(UnbindReason.NO_IME);
+            resetCurrentMethodAndClientLocked(UnbindReason.NO_IME, userId);
         }
 
         final var userData = getUserData(userId);
@@ -3055,13 +3015,12 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void setInputMethodLocked(String id, int subtypeId) {
-        setInputMethodLocked(id, subtypeId, DEVICE_ID_DEFAULT);
+    void setInputMethodLocked(String id, int subtypeId, @UserIdInt int userId) {
+        setInputMethodLocked(id, subtypeId, DEVICE_ID_DEFAULT, userId);
     }
 
     @GuardedBy("ImfLock.class")
-    void setInputMethodLocked(String id, int subtypeId, int deviceId) {
-        final int userId = mCurrentUserId;
+    void setInputMethodLocked(String id, int subtypeId, int deviceId, @UserIdInt int userId) {
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
         InputMethodInfo info = settings.getMethodMap().get(id);
         if (info == null) {
@@ -3096,8 +3055,8 @@
                 }
             }
             if (!Objects.equals(newSubtype, oldSubtype)) {
-                setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true);
-                IInputMethodInvoker curMethod = getCurMethodLocked();
+                setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true, userId);
+                IInputMethodInvoker curMethod = bindingController.getCurMethod();
                 if (curMethod != null) {
                     updateSystemUiLocked(mImeWindowVis, mBackDisposition);
                     curMethod.changeInputMethodSubtype(newSubtype);
@@ -3116,7 +3075,7 @@
             settings.putSelectedDefaultDeviceInputMethod(id);
             return;
         }
-        IInputMethodInvoker curMethod = getCurMethodLocked();
+        IInputMethodInvoker curMethod = bindingController.getCurMethod();
         if (curMethod != null) {
             curMethod.removeStylusHandwritingWindow();
         }
@@ -3124,7 +3083,7 @@
         try {
             // Set a subtype to this input method.
             // subtypeId the name of a subtype which will be set.
-            setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false);
+            setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false, userId);
             // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked()
             // because mCurMethodId is stored as a history in
             // setSelectedInputMethodAndSubtypeLocked().
@@ -3136,7 +3095,7 @@
                 intent.putExtra("input_method_id", id);
                 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT);
             }
-            unbindCurrentClientLocked(UnbindReason.SWITCH_IME);
+            unbindCurrentClientLocked(UnbindReason.SWITCH_IME, userId);
         } finally {
             Binder.restoreCallingIdentity(ident);
         }
@@ -3158,14 +3117,20 @@
                 Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER);
                 return false;
             }
+            // TODO(b/305849394): Create a utility method for the following policy.
+            final int userId = mExperimentalConcurrentMultiUserModeEnabled
+                    ? UserHandle.getCallingUserId() : mCurrentUserId;
             final long ident = Binder.clearCallingIdentity();
+            final var userData = getUserData(userId);
             try {
                 if (DEBUG) Slog.v(TAG, "Client requesting input be shown");
                 if (Flags.refactorInsetsController()) {
                     boolean wasVisible = isInputShownLocked();
-                    if (mImeBindingState != null && mImeBindingState.mFocusedWindowClient != null
-                            && mImeBindingState.mFocusedWindowClient.mClient != null) {
-                        mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(true);
+                    if (userData.mImeBindingState != null
+                            && userData.mImeBindingState.mFocusedWindowClient != null
+                            && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
+                        userData.mImeBindingState.mFocusedWindowClient.mClient
+                                .setImeVisibility(true);
                         if (resultReceiver != null) {
                             resultReceiver.send(
                                     wasVisible ? InputMethodManager.RESULT_UNCHANGED_SHOWN
@@ -3176,7 +3141,7 @@
                     return false;
                 } else {
                     return showCurrentInputLocked(windowToken, statsToken, flags, lastClickToolType,
-                            resultReceiver, reason);
+                            resultReceiver, reason, userId);
                 }
             } finally {
                 Binder.restoreCallingIdentity(ident);
@@ -3190,12 +3155,14 @@
         ImeTracing.getInstance().triggerManagerServiceDump(
                 "InputMethodManagerService#showSoftInput", mDumper);
         synchronized (ImfLock.class) {
+            // TODO(b/305849394): Infer userId from windowToken
+            final int userId = mCurrentUserId;
             final long ident = Binder.clearCallingIdentity();
             try {
                 if (DEBUG) Slog.v(TAG, "Client requesting input be shown");
                 return showCurrentInputLocked(windowToken, null /* statsToken */, 0 /* flags */,
                         0 /* lastClickTooType */, null /* resultReceiver */,
-                        SoftInputShowHideReason.SHOW_SOFT_INPUT);
+                        SoftInputShowHideReason.SHOW_SOFT_INPUT, userId);
             } finally {
                 Binder.restoreCallingIdentity(ident);
                 Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER);
@@ -3208,11 +3175,14 @@
         ImeTracing.getInstance().triggerManagerServiceDump(
                 "InputMethodManagerService#hideSoftInput", mDumper);
         synchronized (ImfLock.class) {
+            // TODO(b/305849394): Infer userId from windowToken
+            final int userId = mCurrentUserId;
             final long ident = Binder.clearCallingIdentity();
             try {
                 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden");
                 return hideCurrentInputLocked(windowToken, null /* statsToken */, 0 /* flags */,
-                        null /* resultReceiver */, SoftInputShowHideReason.HIDE_SOFT_INPUT);
+                        null /* resultReceiver */, SoftInputShowHideReason.HIDE_SOFT_INPUT,
+                        userId);
             } finally {
                 Binder.restoreCallingIdentity(ident);
                 Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER);
@@ -3342,7 +3312,7 @@
                         return false;
                     }
                     if (DEBUG) Slog.v(TAG, "Client requesting Stylus Handwriting to be started");
-                    final IInputMethodInvoker curMethod = getCurMethodLocked();
+                    final IInputMethodInvoker curMethod = bindingController.getCurMethod();
                     if (curMethod != null) {
                         curMethod.canStartStylusHandwriting(requestId.getAsInt(),
                                 connectionlessCallback, cursorAnchorInfo,
@@ -3414,8 +3384,9 @@
             return false;
         }
         synchronized (ImfLock.class) {
+            final var bindingController = getInputMethodBindingController(userId);
             if (mHwController.isDelegationUsingConnectionlessFlow()) {
-                final IInputMethodInvoker curMethod = getCurMethodLocked();
+                final IInputMethodInvoker curMethod = bindingController.getCurMethod();
                 if (curMethod == null) {
                     return false;
                 }
@@ -3465,7 +3436,9 @@
             Objects.requireNonNull(windowToken, "windowToken must not be null");
             synchronized (ImfLock.class) {
                 Boolean windowPerceptible = mFocusedWindowPerceptible.get(windowToken);
-                if (mImeBindingState.mFocusedWindow != windowToken
+                final int userId = mCurrentUserId;
+                final var userData = getUserData(userId);
+                if (userData.mImeBindingState.mFocusedWindow != windowToken
                         || (windowPerceptible != null && windowPerceptible == perceptible)) {
                     return;
                 }
@@ -3477,17 +3450,18 @@
 
     @GuardedBy("ImfLock.class")
     private boolean showCurrentInputLocked(IBinder windowToken,
-            @InputMethodManager.ShowFlags int flags, @SoftInputShowHideReason int reason) {
-        final var statsToken = createStatsTokenForFocusedClient(true /* show */, reason);
+            @InputMethodManager.ShowFlags int flags, @SoftInputShowHideReason int reason,
+            @UserIdInt int userId) {
+        final var statsToken = createStatsTokenForFocusedClient(true /* show */, reason, userId);
         return showCurrentInputLocked(windowToken, statsToken, flags,
-                MotionEvent.TOOL_TYPE_UNKNOWN, null /* resultReceiver */, reason);
+                MotionEvent.TOOL_TYPE_UNKNOWN, null /* resultReceiver */, reason, userId);
     }
 
     @GuardedBy("ImfLock.class")
     boolean showCurrentInputLocked(IBinder windowToken,
             @NonNull ImeTracker.Token statsToken, @InputMethodManager.ShowFlags int flags,
             @MotionEvent.ToolType int lastClickToolType, @Nullable ResultReceiver resultReceiver,
-            @SoftInputShowHideReason int reason) {
+            @SoftInputShowHideReason int reason, @UserIdInt int userId) {
         if (!mVisibilityStateComputer.onImeShowFlags(statsToken, flags)) {
             return false;
         }
@@ -3500,22 +3474,24 @@
 
         mVisibilityStateComputer.requestImeVisibility(windowToken, true);
 
-        final int userId = mCurrentUserId;
         // Ensure binding the connection when IME is going to show.
         final var bindingController = getInputMethodBindingController(userId);
+        final var userData = getUserData(userId);
         bindingController.setCurrentMethodVisible();
         final IInputMethodInvoker curMethod = bindingController.getCurMethod();
-        ImeTracker.forLogging().onCancelled(mCurStatsToken, ImeTracker.PHASE_SERVER_WAIT_IME);
+        ImeTracker.forLogging().onCancelled(userData.mCurStatsToken,
+                ImeTracker.PHASE_SERVER_WAIT_IME);
         final boolean readyToDispatchToIme;
         if (Flags.deferShowSoftInputUntilSessionCreation()) {
             readyToDispatchToIme =
-                    curMethod != null && mCurClient != null && mCurClient.mCurSession != null;
+                    curMethod != null && userData.mCurClient != null
+                            && userData.mCurClient.mCurSession != null;
         } else {
             readyToDispatchToIme = curMethod != null;
         }
         if (readyToDispatchToIme) {
             ImeTracker.forLogging().onProgress(statsToken, ImeTracker.PHASE_SERVER_HAS_IME);
-            mCurStatsToken = null;
+            userData.mCurStatsToken = null;
 
             if (Flags.useHandwritingListenerForTooltype()) {
                 maybeReportToolType();
@@ -3529,7 +3505,7 @@
             return true;
         } else {
             ImeTracker.forLogging().onProgress(statsToken, ImeTracker.PHASE_SERVER_WAIT_IME);
-            mCurStatsToken = statsToken;
+            userData.mCurStatsToken = statsToken;
         }
         return false;
     }
@@ -3575,16 +3551,22 @@
                 }
                 return false;
             }
+            // TODO(b/305849394): Create a utility method for the following policy.
+            final int userId = mExperimentalConcurrentMultiUserModeEnabled
+                    ? UserHandle.getCallingUserId() : mCurrentUserId;
             final long ident = Binder.clearCallingIdentity();
+            final var userData = getUserData(userId);
             try {
                 Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "IMMS.hideSoftInput");
                 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden");
                 if (Flags.refactorInsetsController()) {
-                    if (mImeBindingState != null && mImeBindingState.mFocusedWindowClient != null
-                            && mImeBindingState.mFocusedWindowClient.mClient != null) {
+                    if (userData.mImeBindingState != null
+                            && userData.mImeBindingState.mFocusedWindowClient != null
+                            && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
                         boolean wasVisible = isInputShownLocked();
                         // TODO add windowToken to interface
-                        mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(false);
+                        userData.mImeBindingState.mFocusedWindowClient.mClient
+                                .setImeVisibility(false);
                         if (resultReceiver != null) {
                             resultReceiver.send(wasVisible ? InputMethodManager.RESULT_HIDDEN
                                     : InputMethodManager.RESULT_UNCHANGED_HIDDEN, null);
@@ -3594,7 +3576,7 @@
                     return false;
                 } else {
                     return InputMethodManagerService.this.hideCurrentInputLocked(windowToken,
-                            statsToken, flags, resultReceiver, reason);
+                            statsToken, flags, resultReceiver, reason, userId);
                 }
             } finally {
                 Binder.restoreCallingIdentity(ident);
@@ -3607,23 +3589,27 @@
     @IInputMethodManagerImpl.PermissionVerified(Manifest.permission.TEST_INPUT_METHOD)
     public void hideSoftInputFromServerForTest() {
         synchronized (ImfLock.class) {
-            hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                    SoftInputShowHideReason.HIDE_SOFT_INPUT);
+            // TODO(b/305849394): Get userId from caller.
+            final int userId = mCurrentUserId;
+            final var userData = getUserData(userId);
+            hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow, 0 /* flags */,
+                    SoftInputShowHideReason.HIDE_SOFT_INPUT, userId);
         }
     }
 
     @GuardedBy("ImfLock.class")
     private boolean hideCurrentInputLocked(IBinder windowToken,
-            @InputMethodManager.HideFlags int flags, @SoftInputShowHideReason int reason) {
-        final var statsToken = createStatsTokenForFocusedClient(false /* show */, reason);
+            @InputMethodManager.HideFlags int flags, @SoftInputShowHideReason int reason,
+            @UserIdInt int userId) {
+        final var statsToken = createStatsTokenForFocusedClient(false /* show */, reason, userId);
         return hideCurrentInputLocked(windowToken, statsToken, flags, null /* resultReceiver */,
-                reason);
+                reason, userId);
     }
 
     @GuardedBy("ImfLock.class")
     boolean hideCurrentInputLocked(IBinder windowToken, @NonNull ImeTracker.Token statsToken,
             @InputMethodManager.HideFlags int flags, @Nullable ResultReceiver resultReceiver,
-            @SoftInputShowHideReason int reason) {
+            @SoftInputShowHideReason int reason, @UserIdInt int userId) {
         if (!mVisibilityStateComputer.canHideIme(statsToken, flags)) {
             return false;
         }
@@ -3636,8 +3622,8 @@
         // since Android Eclair.  That's why we need to accept IMM#hideSoftInput() even when only
         // IMMS#InputShown indicates that the software keyboard is shown.
         // TODO(b/246309664): Clean up IMMS#mImeWindowVis
-        final int userId = mCurrentUserId;
         final var bindingController = getInputMethodBindingController(userId);
+        final var userData = getUserData(userId);
         IInputMethodInvoker curMethod = bindingController.getCurMethod();
         final boolean shouldHideSoftInput = curMethod != null
                 && (isInputShownLocked() || (mImeWindowVis & InputMethodService.IME_ACTIVE) != 0);
@@ -3657,8 +3643,9 @@
         bindingController.setCurrentMethodNotVisible();
         mVisibilityStateComputer.clearImeShowFlags();
         // Cancel existing statsToken for show IME as we got a hide request.
-        ImeTracker.forLogging().onCancelled(mCurStatsToken, ImeTracker.PHASE_SERVER_WAIT_IME);
-        mCurStatsToken = null;
+        ImeTracker.forLogging().onCancelled(userData.mCurStatsToken,
+                ImeTracker.PHASE_SERVER_WAIT_IME);
+        userData.mCurStatsToken = null;
         return shouldHideSoftInput;
     }
 
@@ -3728,7 +3715,7 @@
                     return new InputBindResult(
                             InputBindResult.ResultCode.ERROR_SYSTEM_NOT_READY,
                             null /* method */, null /* accessibilitySessions */, null /* channel */,
-                            getSelectedMethodIdLocked(),
+                            bindingController.getSelectedMethodId(),
                             bindingController.getSequenceNumber(),
                             false /* isInputMethodSuppressingSpellChecker */);
                 }
@@ -3788,7 +3775,8 @@
                     final boolean shouldClearFlag =
                             mImePlatformCompatUtils.shouldClearShowForcedFlag(cs.mUid);
                     final boolean showForced = mVisibilityStateComputer.mShowForced;
-                    if (mImeBindingState.mFocusedWindow != windowToken
+                    final var userData = getUserData(userId);
+                    if (userData.mImeBindingState.mFocusedWindow != windowToken
                             && showForced && shouldClearFlag) {
                         mVisibilityStateComputer.mShowForced = false;
                     }
@@ -3807,8 +3795,8 @@
                         Slog.w(TAG, "If you need to impersonate a foreground user/profile from"
                                 + " a background user, use EditorInfo.targetInputMethodUser with"
                                 + " INTERACT_ACROSS_USERS_FULL permission.");
-                        hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                                SoftInputShowHideReason.HIDE_INVALID_USER);
+                        hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow,
+                                0 /* flags */, SoftInputShowHideReason.HIDE_INVALID_USER, userId);
                         return InputBindResult.INVALID_USER;
                     }
 
@@ -3868,7 +3856,9 @@
                     + " cs=" + cs);
         }
 
-        final boolean sameWindowFocused = mImeBindingState.mFocusedWindow == windowToken;
+        final int userId = bindingController.mUserId;
+        final var userData = getUserData(userId);
+        final boolean sameWindowFocused = userData.mImeBindingState.mFocusedWindow == windowToken;
         final boolean isTextEditor = (startInputFlags & StartInputFlags.IS_TEXT_EDITOR) != 0;
         final boolean startInputByWinGainedFocus =
                 (startInputFlags & StartInputFlags.WINDOW_GAINED_FOCUS) != 0;
@@ -3900,7 +3890,7 @@
                     null, null, null, null, -1, false);
         }
 
-        mImeBindingState = new ImeBindingState(bindingController.mUserId, windowToken,
+        userData.mImeBindingState = new ImeBindingState(bindingController.mUserId, windowToken,
                 softInputMode, cs, editorInfo);
         mFocusedWindowPerceptible.put(windowToken, true);
 
@@ -3931,16 +3921,17 @@
                     }
                     break;
             }
-            final var statsToken = createStatsTokenForFocusedClient(isShow, imeVisRes.getReason());
-            mVisibilityApplier.applyImeVisibility(mImeBindingState.mFocusedWindow, statsToken,
-                    imeVisRes.getState(), imeVisRes.getReason());
+            final var statsToken = createStatsTokenForFocusedClient(isShow, imeVisRes.getReason(),
+                    userId);
+            mVisibilityApplier.applyImeVisibility(userData.mImeBindingState.mFocusedWindow,
+                    statsToken, imeVisRes.getState(), imeVisRes.getReason(), userId);
             if (imeVisRes.getReason() == SoftInputShowHideReason.HIDE_UNSPECIFIED_WINDOW) {
                 // If focused display changed, we should unbind current method
                 // to make app window in previous display relayout after Ime
                 // window token removed.
                 // Note that we can trust client's display ID as long as it matches
                 // to the display ID obtained from the window.
-                if (cs.mSelfReportedDisplayId != getCurTokenDisplayIdLocked()) {
+                if (cs.mSelfReportedDisplayId != bindingController.getCurTokenDisplayId()) {
                     bindingController.unbindCurrentMethod();
                 }
             }
@@ -3961,8 +3952,11 @@
     @GuardedBy("ImfLock.class")
     private boolean canInteractWithImeLocked(int uid, IInputMethodClient client, String methodName,
             @Nullable ImeTracker.Token statsToken) {
-        if (mCurClient == null || client == null
-                || mCurClient.mClient.asBinder() != client.asBinder()) {
+        // TODO(b/305849394): Get userId from callers.
+        final int userId = mCurrentUserId;
+        final var userData = getUserData(userId);
+        if (userData.mCurClient == null || client == null
+                || userData.mCurClient.mClient.asBinder() != client.asBinder()) {
             // We need to check if this is the current client with
             // focus in the window manager, to allow this call to
             // be made before input is started in it.
@@ -3972,7 +3966,7 @@
                 throw new IllegalArgumentException("unknown client " + client.asBinder());
             }
             ImeTracker.forLogging().onProgress(statsToken, ImeTracker.PHASE_SERVER_CLIENT_KNOWN);
-            if (!isImeClientFocused(mImeBindingState.mFocusedWindow, cs)) {
+            if (!isImeClientFocused(userData.mImeBindingState.mFocusedWindow, cs)) {
                 Slog.w(TAG, String.format("Ignoring %s of uid %d : %s", methodName, uid, client));
                 return false;
             }
@@ -3984,14 +3978,18 @@
     @GuardedBy("ImfLock.class")
     private boolean canShowInputMethodPickerLocked(IInputMethodClient client) {
         final int uid = Binder.getCallingUid();
-        if (mImeBindingState.mFocusedWindowClient != null && client != null
-                && mImeBindingState.mFocusedWindowClient.mClient.asBinder() == client.asBinder()) {
+        // TODO(b/305849394): Get userId from callers.
+        final int userId = mCurrentUserId;
+        final var userData = getUserData(userId);
+        if (userData.mImeBindingState.mFocusedWindowClient != null && client != null
+                && userData.mImeBindingState.mFocusedWindowClient.mClient.asBinder()
+                == client.asBinder()) {
             return true;
         }
-        if (mCurrentUserId != UserHandle.getUserId(uid)) {
+        if (userId != UserHandle.getUserId(uid)) {
             return false;
         }
-        final var curIntent = getInputMethodBindingController(mCurrentUserId).getCurIntent();
+        final var curIntent = getInputMethodBindingController(userId).getCurIntent();
         if (curIntent != null && InputMethodUtils.checkIfPackageBelongsToUid(
                 mPackageManagerInternal, uid, curIntent.getComponent().getPackageName())) {
             return true;
@@ -4008,11 +4006,14 @@
                         + Binder.getCallingUid() + ": " + client);
                 return;
             }
-
+            // TODO(b/305849394): Create a utility method for the following policy.
+            final int userId = mExperimentalConcurrentMultiUserModeEnabled
+                    ? UserHandle.getCallingUserId() : mCurrentUserId;
+            final var userData = getUserData(userId);
             // Always call subtype picker, because subtype picker is a superset of input method
             // picker.
-            final int displayId =
-                    (mCurClient != null) ? mCurClient.mSelfReportedDisplayId : DEFAULT_DISPLAY;
+            final int displayId = (userData.mCurClient != null)
+                    ? userData.mCurClient.mSelfReportedDisplayId : DEFAULT_DISPLAY;
             mHandler.obtainMessage(MSG_SHOW_IM_SUBTYPE_PICKER, auxiliarySubtypeMode, displayId)
                     .sendToTarget();
         }
@@ -4044,9 +4045,8 @@
     }
 
     @BinderThread
-    private void setInputMethod(@NonNull IBinder token, String id) {
+    private void setInputMethod(@NonNull IBinder token, String id, @UserIdInt int userId) {
         final int callingUid = Binder.getCallingUid();
-        final int userId = UserHandle.getUserId(callingUid);
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return;
@@ -4057,15 +4057,14 @@
                     imi.getPackageName(), callingUid, userId, settings)) {
                 throw getExceptionForUnknownImeId(id);
             }
-            setInputMethodWithSubtypeIdLocked(token, id, NOT_A_SUBTYPE_ID);
+            setInputMethodWithSubtypeIdLocked(token, id, NOT_A_SUBTYPE_ID, userId);
         }
     }
 
     @BinderThread
     private void setInputMethodAndSubtype(@NonNull IBinder token, String id,
-            InputMethodSubtype subtype) {
+            InputMethodSubtype subtype, @UserIdInt int userId) {
         final int callingUid = Binder.getCallingUid();
-        final int userId = UserHandle.getUserId(callingUid);
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return;
@@ -4078,20 +4077,19 @@
             }
             if (subtype != null) {
                 setInputMethodWithSubtypeIdLocked(token, id,
-                        SubtypeUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()));
+                        SubtypeUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()), userId);
             } else {
-                setInputMethod(token, id);
+                setInputMethod(token, id, userId);
             }
         }
     }
 
     @BinderThread
-    private boolean switchToPreviousInputMethod(@NonNull IBinder token) {
+    private boolean switchToPreviousInputMethod(@NonNull IBinder token, @UserIdInt int userId) {
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return false;
             }
-            final int userId = mCurrentUserId;
             final var bindingController = getInputMethodBindingController(userId);
             final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
             final Pair<String, String> lastIme = settings.getLastInputMethodAndSubtype();
@@ -4156,9 +4154,10 @@
             if (!TextUtils.isEmpty(targetLastImiId)) {
                 if (DEBUG) {
                     Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second
-                            + ", from: " + getSelectedMethodIdLocked() + ", " + subtypeId);
+                            + ", from: " + bindingController.getSelectedMethodId() + ", "
+                            + subtypeId);
                 }
-                setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId);
+                setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId, userId);
                 return true;
             } else {
                 return false;
@@ -4167,18 +4166,19 @@
     }
 
     @BinderThread
-    private boolean switchToNextInputMethod(@NonNull IBinder token, boolean onlyCurrentIme) {
+    private boolean switchToNextInputMethod(@NonNull IBinder token, boolean onlyCurrentIme,
+            @UserIdInt int userId) {
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return false;
             }
-            return switchToNextInputMethodLocked(token, onlyCurrentIme);
+            return switchToNextInputMethodLocked(token, onlyCurrentIme, userId);
         }
     }
 
     @GuardedBy("ImfLock.class")
-    private boolean switchToNextInputMethodLocked(@Nullable IBinder token, boolean onlyCurrentIme) {
-        final int userId = mCurrentUserId;
+    private boolean switchToNextInputMethodLocked(@Nullable IBinder token, boolean onlyCurrentIme,
+            @UserIdInt int userId) {
         final var bindingController = getInputMethodBindingController(userId);
         final var currentImi = bindingController.getSelectedMethod();
         final ImeSubtypeListItem nextSubtype = getUserData(userId).mSwitchingController
@@ -4188,17 +4188,17 @@
             return false;
         }
         setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(),
-                nextSubtype.mSubtypeId);
+                nextSubtype.mSubtypeId, userId);
         return true;
     }
 
     @BinderThread
-    private boolean shouldOfferSwitchingToNextInputMethod(@NonNull IBinder token) {
+    private boolean shouldOfferSwitchingToNextInputMethod(@NonNull IBinder token,
+            @UserIdInt int userId) {
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return false;
             }
-            final int userId = mCurrentUserId;
             final var bindingController = getInputMethodBindingController(userId);
             final var currentImi = bindingController.getSelectedMethod();
             final ImeSubtypeListItem nextSubtype = getUserData(userId).mSwitchingController
@@ -4260,7 +4260,8 @@
                             DirectBootAwareness.AUTO);
                     InputMethodSettingsRepository.put(userId, newSettings);
                     if (isCurrentUser) {
-                        postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */);
+                        postInputMethodSettingUpdatedLocked(false /* resetDefaultEnabledIme */,
+                                userId);
                     }
                 } finally {
                     Binder.restoreCallingIdentity(ident);
@@ -4299,7 +4300,7 @@
                     if (mSettingsObserver != null) {
                         mSettingsObserver.mLastEnabled = settings.getEnabledInputMethodsStr();
                     }
-                    updateInputMethodsFromSettingsLocked(false /* enabledChanged */);
+                    updateInputMethodsFromSettingsLocked(false /* enabledChanged */, userId);
                 }
             }
         } finally {
@@ -4318,7 +4319,8 @@
     @Override
     @Deprecated
     public int getInputMethodWindowVisibleHeight(@NonNull IInputMethodClient client) {
-        int callingUid = Binder.getCallingUid();
+        final int callingUid = Binder.getCallingUid();
+        final int callingUserId = UserHandle.getCallingUserId();
         return Binder.withCleanCallingIdentity(() -> {
             final int curTokenDisplayId;
             synchronized (ImfLock.class) {
@@ -4326,9 +4328,13 @@
                         "getInputMethodWindowVisibleHeight", null /* statsToken */)) {
                     return 0;
                 }
+                // TODO(b/305849394): Create a utility method for the following policy.
+                final int userId = mExperimentalConcurrentMultiUserModeEnabled
+                        ? callingUserId : mCurrentUserId;
+                final var bindingController = getInputMethodBindingController(userId);
                 // This should probably use the caller's display id, but because this is unsupported
                 // and maintained only for compatibility, there's no point in fixing it.
-                curTokenDisplayId = getCurTokenDisplayIdLocked();
+                curTokenDisplayId = bindingController.getCurTokenDisplayId();
             }
             return mWindowManagerInternal.getInputMethodWindowVisibleHeight(curTokenDisplayId);
         });
@@ -4593,27 +4599,29 @@
 
     private void dumpDebug(ProtoOutputStream proto, long fieldId) {
         synchronized (ImfLock.class) {
-            final var bindingController = getInputMethodBindingController(mCurrentUserId);
+            final int userId = mCurrentUserId;
+            final var bindingController = getInputMethodBindingController(userId);
+            final var userData = getUserData(userId);
             final long token = proto.start(fieldId);
-            proto.write(CUR_METHOD_ID, getSelectedMethodIdLocked());
+            proto.write(CUR_METHOD_ID, bindingController.getSelectedMethodId());
             proto.write(CUR_SEQ, bindingController.getSequenceNumber());
-            proto.write(CUR_CLIENT, Objects.toString(mCurClient));
-            mImeBindingState.dumpDebug(proto, mWindowManagerInternal);
+            proto.write(CUR_CLIENT, Objects.toString(userData.mCurClient));
+            userData.mImeBindingState.dumpDebug(proto, mWindowManagerInternal);
             proto.write(LAST_IME_TARGET_WINDOW_NAME,
                     mWindowManagerInternal.getWindowName(mLastImeTargetWindow));
             proto.write(CUR_FOCUSED_WINDOW_SOFT_INPUT_MODE, InputMethodDebug.softInputModeToString(
-                    mImeBindingState.mFocusedWindowSoftInputMode));
-            if (mCurEditorInfo != null) {
-                mCurEditorInfo.dumpDebug(proto, CUR_ATTRIBUTE);
+                    userData.mImeBindingState.mFocusedWindowSoftInputMode));
+            if (userData.mCurEditorInfo != null) {
+                userData.mCurEditorInfo.dumpDebug(proto, CUR_ATTRIBUTE);
             }
             proto.write(CUR_ID, bindingController.getCurId());
             mVisibilityStateComputer.dumpDebug(proto, fieldId);
-            proto.write(IN_FULLSCREEN_MODE, mInFullscreenMode);
-            proto.write(CUR_TOKEN, Objects.toString(getCurTokenLocked()));
-            proto.write(CUR_TOKEN_DISPLAY_ID, getCurTokenDisplayIdLocked());
+            proto.write(IN_FULLSCREEN_MODE, userData.mInFullscreenMode);
+            proto.write(CUR_TOKEN, Objects.toString(bindingController.getCurToken()));
+            proto.write(CUR_TOKEN_DISPLAY_ID, bindingController.getCurTokenDisplayId());
             proto.write(SYSTEM_READY, mSystemReady);
             proto.write(HAVE_CONNECTION, bindingController.hasMainConnection());
-            proto.write(BOUND_TO_METHOD, mBoundToMethod);
+            proto.write(BOUND_TO_METHOD, userData.mBoundToMethod);
             proto.write(IS_INTERACTIVE, mIsInteractive);
             proto.write(BACK_DISPOSITION, mBackDisposition);
             proto.write(IME_WINDOW_VISIBILITY, mImeWindowVis);
@@ -4623,20 +4631,19 @@
     }
 
     @BinderThread
-    private void notifyUserAction(@NonNull IBinder token) {
+    private void notifyUserAction(@NonNull IBinder token, @UserIdInt int userId) {
         if (DEBUG) {
             Slog.d(TAG, "Got the notification of a user action.");
         }
         synchronized (ImfLock.class) {
-            if (getCurTokenLocked() != token) {
+            final var bindingController = getInputMethodBindingController(userId);
+            if (bindingController.getCurToken() != token) {
                 if (DEBUG) {
                     Slog.d(TAG, "Ignoring the user action notification from IMEs that are no longer"
                             + " active.");
                 }
                 return;
             }
-            final int userId = mCurrentUserId;
-            final var bindingController = getInputMethodBindingController(userId);
             final InputMethodInfo imi = bindingController.getSelectedMethod();
             if (imi != null) {
                 getUserData(userId).mSwitchingController.onUserActionLocked(imi,
@@ -4647,7 +4654,7 @@
 
     @BinderThread
     private void applyImeVisibility(IBinder token, IBinder windowToken, boolean setVisible,
-            @NonNull ImeTracker.Token statsToken) {
+            @NonNull ImeTracker.Token statsToken, @UserIdInt int userId) {
         try {
             Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "IMMS.applyImeVisibility");
             synchronized (ImfLock.class) {
@@ -4659,10 +4666,10 @@
                 ImeTracker.forLogging().onProgress(statsToken,
                         ImeTracker.PHASE_SERVER_CURRENT_ACTIVE_IME);
                 final IBinder requestToken = mVisibilityStateComputer.getWindowTokenFrom(
-                        windowToken);
+                        windowToken, userId);
                 mVisibilityApplier.applyImeVisibility(requestToken, statsToken,
                         setVisible ? ImeVisibilityStateComputer.STATE_SHOW_IME
-                                : ImeVisibilityStateComputer.STATE_HIDE_IME, mCurrentUserId);
+                                : ImeVisibilityStateComputer.STATE_HIDE_IME, userId);
             }
         } finally {
             Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER);
@@ -4683,7 +4690,9 @@
     }
 
     @GuardedBy("ImfLock.class")
-    private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) {
+    private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId,
+            @UserIdInt int userId) {
+        final var bindingController = getInputMethodBindingController(userId);
         if (token == null) {
             if (mContext.checkCallingOrSelfPermission(
                     android.Manifest.permission.WRITE_SECURE_SETTINGS)
@@ -4692,7 +4701,7 @@
                         "Using null token requires permission "
                                 + android.Manifest.permission.WRITE_SECURE_SETTINGS);
             }
-        } else if (getCurTokenLocked() != token) {
+        } else if (bindingController.getCurToken() != token) {
             Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid()
                     + " token: " + token);
             return;
@@ -4708,7 +4717,7 @@
 
         final long ident = Binder.clearCallingIdentity();
         try {
-            setInputMethodLocked(id, subtypeId);
+            setInputMethodLocked(id, subtypeId, userId);
         } finally {
             Binder.restoreCallingIdentity(ident);
         }
@@ -4721,17 +4730,20 @@
     void onShowHideSoftInputRequested(boolean show, IBinder requestImeToken,
             @SoftInputShowHideReason int reason, @Nullable ImeTracker.Token statsToken,
             @UserIdInt int userId) {
-        final IBinder requestToken = mVisibilityStateComputer.getWindowTokenFrom(requestImeToken);
+        final IBinder requestToken = mVisibilityStateComputer.getWindowTokenFrom(requestImeToken,
+                userId);
         final var bindingController = getInputMethodBindingController(userId);
+        final var userData = getUserData(userId);
         final WindowManagerInternal.ImeTargetInfo info =
                 mWindowManagerInternal.onToggleImeRequested(
-                        show, mImeBindingState.mFocusedWindow, requestToken,
+                        show, userData.mImeBindingState.mFocusedWindow, requestToken,
                         bindingController.getCurTokenDisplayId());
         mSoftInputShowHideHistory.addEntry(new SoftInputShowHideHistory.Entry(
-                mImeBindingState.mFocusedWindowClient, mImeBindingState.mFocusedWindowEditorInfo,
-                info.focusedWindowName, mImeBindingState.mFocusedWindowSoftInputMode, reason,
-                mInFullscreenMode, info.requestWindowName, info.imeControlTargetName,
-                info.imeLayerTargetName, info.imeSurfaceParentName));
+                userData.mImeBindingState.mFocusedWindowClient,
+                userData.mImeBindingState.mFocusedWindowEditorInfo,
+                info.focusedWindowName, userData.mImeBindingState.mFocusedWindowSoftInputMode,
+                reason, userData.mInFullscreenMode, info.requestWindowName,
+                info.imeControlTargetName, info.imeLayerTargetName, info.imeSurfaceParentName));
 
         if (statsToken != null) {
             mImeTrackerService.onImmsUpdate(statsToken, info.requestWindowName);
@@ -4740,7 +4752,8 @@
 
     @BinderThread
     private void hideMySoftInput(@NonNull IBinder token, @NonNull ImeTracker.Token statsToken,
-            @InputMethodManager.HideFlags int flags, @SoftInputShowHideReason int reason) {
+            @InputMethodManager.HideFlags int flags, @SoftInputShowHideReason int reason,
+            @UserIdInt int userId) {
         try {
             Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "IMMS.hideMySoftInput");
             synchronized (ImfLock.class) {
@@ -4749,21 +4762,23 @@
                             ImeTracker.PHASE_SERVER_CURRENT_ACTIVE_IME);
                     return;
                 }
+                final var userData = getUserData(userId);
                 ImeTracker.forLogging().onProgress(statsToken,
                         ImeTracker.PHASE_SERVER_CURRENT_ACTIVE_IME);
                 final long ident = Binder.clearCallingIdentity();
                 try {
                     if (Flags.refactorInsetsController()) {
-                        mCurClient.mClient.setImeVisibility(false);
+                        userData.mCurClient.mClient.setImeVisibility(false);
                         // TODO we will loose the flags here
-                        if (mImeBindingState != null
-                                && mImeBindingState.mFocusedWindowClient != null
-                                && mImeBindingState.mFocusedWindowClient.mClient != null) {
-                            mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(false);
+                        if (userData.mImeBindingState != null
+                                && userData.mImeBindingState.mFocusedWindowClient != null
+                                && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
+                            userData.mImeBindingState.mFocusedWindowClient.mClient
+                                    .setImeVisibility(false);
                         }
                     } else {
                         hideCurrentInputLocked(mLastImeTargetWindow, statsToken, flags,
-                                null /* resultReceiver */, reason);
+                                null /* resultReceiver */, reason, userId);
                     }
                 } finally {
                     Binder.restoreCallingIdentity(ident);
@@ -4776,7 +4791,8 @@
 
     @BinderThread
     private void showMySoftInput(@NonNull IBinder token, @NonNull ImeTracker.Token statsToken,
-            @InputMethodManager.ShowFlags int flags, @SoftInputShowHideReason int reason) {
+            @InputMethodManager.ShowFlags int flags, @SoftInputShowHideReason int reason,
+            @UserIdInt int userId) {
         try {
             Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "IMMS.showMySoftInput");
             synchronized (ImfLock.class) {
@@ -4785,21 +4801,24 @@
                             ImeTracker.PHASE_SERVER_CURRENT_ACTIVE_IME);
                     return;
                 }
+                final var userData = getUserData(userId);
                 ImeTracker.forLogging().onProgress(statsToken,
                         ImeTracker.PHASE_SERVER_CURRENT_ACTIVE_IME);
                 final long ident = Binder.clearCallingIdentity();
                 try {
                     if (Flags.refactorInsetsController()) {
-                        mCurClient.mClient.setImeVisibility(false);
+                        userData.mCurClient.mClient.setImeVisibility(false);
                         // TODO we will loose the flags here
-                        if (mImeBindingState != null
-                                && mImeBindingState.mFocusedWindowClient != null
-                                && mImeBindingState.mFocusedWindowClient.mClient != null) {
-                            mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(true);
+                        if (userData.mImeBindingState != null
+                                && userData.mImeBindingState.mFocusedWindowClient != null
+                                && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
+                            userData.mImeBindingState.mFocusedWindowClient.mClient
+                                    .setImeVisibility(true);
                         }
                     } else {
                         showCurrentInputLocked(mLastImeTargetWindow, statsToken, flags,
-                                MotionEvent.TOOL_TYPE_UNKNOWN, null /* resultReceiver */, reason);
+                                MotionEvent.TOOL_TYPE_UNKNOWN, null /* resultReceiver */, reason,
+                                userId);
                     }
                 } finally {
                     Binder.restoreCallingIdentity(ident);
@@ -4820,36 +4839,43 @@
     void onApplyImeVisibilityFromComputer(IBinder windowToken, @NonNull ImeTracker.Token statsToken,
             @NonNull ImeVisibilityResult result) {
         synchronized (ImfLock.class) {
+            // TODO(b/305849394): Infer userId from windowToken
+            final int userId = mCurrentUserId;
             mVisibilityApplier.applyImeVisibility(windowToken, statsToken, result.getState(),
-                    result.getReason());
+                    result.getReason(), userId);
         }
     }
 
     @GuardedBy("ImfLock.class")
-    void setEnabledSessionLocked(SessionState session) {
-        if (mEnabledSession != session) {
-            if (mEnabledSession != null && mEnabledSession.mSession != null) {
-                if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession);
-                mEnabledSession.mMethod.setSessionEnabled(mEnabledSession.mSession, false);
+    void setEnabledSessionLocked(SessionState session,
+            @NonNull UserDataRepository.UserData userData) {
+        if (userData.mEnabledSession != session) {
+            if (userData.mEnabledSession != null && userData.mEnabledSession.mSession != null) {
+                if (DEBUG) Slog.v(TAG, "Disabling: " + userData.mEnabledSession);
+                userData.mEnabledSession.mMethod.setSessionEnabled(
+                        userData.mEnabledSession.mSession, false);
             }
-            mEnabledSession = session;
-            if (mEnabledSession != null && mEnabledSession.mSession != null) {
-                if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession);
-                mEnabledSession.mMethod.setSessionEnabled(mEnabledSession.mSession, true);
+            userData.mEnabledSession = session;
+            if (userData.mEnabledSession != null && userData.mEnabledSession.mSession != null) {
+                if (DEBUG) Slog.v(TAG, "Enabling: " + userData.mEnabledSession);
+                userData.mEnabledSession.mMethod.setSessionEnabled(
+                        userData.mEnabledSession.mSession, true);
             }
         }
     }
 
     @GuardedBy("ImfLock.class")
     void setEnabledSessionForAccessibilityLocked(
-            SparseArray<AccessibilitySessionState> accessibilitySessions) {
+            SparseArray<AccessibilitySessionState> accessibilitySessions,
+            @NonNull UserDataRepository.UserData userData) {
         // mEnabledAccessibilitySessions could the same object as accessibilitySessions.
         SparseArray<IAccessibilityInputMethodSession> disabledSessions = new SparseArray<>();
-        for (int i = 0; i < mEnabledAccessibilitySessions.size(); i++) {
-            if (!accessibilitySessions.contains(mEnabledAccessibilitySessions.keyAt(i))) {
-                AccessibilitySessionState sessionState = mEnabledAccessibilitySessions.valueAt(i);
+        for (int i = 0; i < userData.mEnabledAccessibilitySessions.size(); i++) {
+            if (!accessibilitySessions.contains(userData.mEnabledAccessibilitySessions.keyAt(i))) {
+                AccessibilitySessionState sessionState =
+                        userData.mEnabledAccessibilitySessions.valueAt(i);
                 if (sessionState != null) {
-                    disabledSessions.append(mEnabledAccessibilitySessions.keyAt(i),
+                    disabledSessions.append(userData.mEnabledAccessibilitySessions.keyAt(i),
                             sessionState.mSession);
                 }
             }
@@ -4860,7 +4886,7 @@
         }
         SparseArray<IAccessibilityInputMethodSession> enabledSessions = new SparseArray<>();
         for (int i = 0; i < accessibilitySessions.size(); i++) {
-            if (!mEnabledAccessibilitySessions.contains(accessibilitySessions.keyAt(i))) {
+            if (!userData.mEnabledAccessibilitySessions.contains(accessibilitySessions.keyAt(i))) {
                 AccessibilitySessionState sessionState = accessibilitySessions.valueAt(i);
                 if (sessionState != null) {
                     enabledSessions.append(accessibilitySessions.keyAt(i), sessionState.mSession);
@@ -4871,7 +4897,7 @@
             AccessibilityManagerInternal.get().setImeSessionEnabled(enabledSessions,
                     true);
         }
-        mEnabledAccessibilitySessions = accessibilitySessions;
+        userData.mEnabledAccessibilitySessions = accessibilitySessions;
     }
 
     @SuppressWarnings("unchecked")
@@ -4931,25 +4957,33 @@
 
             case MSG_HIDE_ALL_INPUT_METHODS:
                 synchronized (ImfLock.class) {
+                    // TODO(b/305849394): Needs to figure out what to do where for background users.
+                    final int userId = mCurrentUserId;
+                    final var userData = getUserData(userId);
                     if (Flags.refactorInsetsController()) {
-                        if (mImeBindingState != null
-                                && mImeBindingState.mFocusedWindowClient != null
-                                && mImeBindingState.mFocusedWindowClient.mClient != null) {
-                            mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(false);
+                        if (userData.mImeBindingState != null
+                                && userData.mImeBindingState.mFocusedWindowClient != null
+                                && userData.mImeBindingState.mFocusedWindowClient.mClient != null) {
+                            userData.mImeBindingState.mFocusedWindowClient.mClient
+                                    .setImeVisibility(false);
                         }
                     } else {
                         @SoftInputShowHideReason final int reason = (int) msg.obj;
-                        hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                                reason);
+                        hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow,
+                                0 /* flags */, reason, userId);
                     }
                 }
                 return true;
             case MSG_REMOVE_IME_SURFACE: {
                 synchronized (ImfLock.class) {
+                    // TODO(b/305849394): Needs to figure out what to do where for background users.
+                    final int userId = mCurrentUserId;
+                    final var userData = getUserData(userId);
                     try {
-                        if (mEnabledSession != null && mEnabledSession.mSession != null
-                                && !isShowRequestedForCurrentWindow()) {
-                            mEnabledSession.mSession.removeImeSurface();
+                        if (userData.mEnabledSession != null
+                                && userData.mEnabledSession.mSession != null
+                                && !isShowRequestedForCurrentWindow(userId)) {
+                            userData.mEnabledSession.mSession.removeImeSurface();
                         }
                     } catch (RemoteException e) {
                     }
@@ -4959,10 +4993,14 @@
             case MSG_REMOVE_IME_SURFACE_FROM_WINDOW: {
                 IBinder windowToken = (IBinder) msg.obj;
                 synchronized (ImfLock.class) {
+                    // TODO(b/305849394): Infer userId from windowToken.
+                    final int userId = mCurrentUserId;
+                    final var userData = getUserData(userId);
                     try {
-                        if (windowToken == mImeBindingState.mFocusedWindow
-                                && mEnabledSession != null && mEnabledSession.mSession != null) {
-                            mEnabledSession.mSession.removeImeSurface();
+                        if (windowToken == userData.mImeBindingState.mFocusedWindow
+                                && userData.mEnabledSession != null
+                                && userData.mEnabledSession.mSession != null) {
+                            userData.mEnabledSession.mSession.removeImeSurface();
                         }
                     } catch (RemoteException e) {
                     }
@@ -5015,9 +5053,11 @@
                 synchronized (ImfLock.class) {
                     final var bindingController = getInputMethodBindingController(mCurrentUserId);
                     if (bindingController.supportsStylusHandwriting()
-                            && getCurMethodLocked() != null && hasSupportedStylusLocked()) {
+                            && bindingController.getCurMethod() != null
+                            && hasSupportedStylusLocked()) {
                         Slog.d(TAG, "Initializing Handwriting Spy");
-                        mHwController.initializeHandwritingSpy(getCurTokenDisplayIdLocked());
+                        mHwController.initializeHandwritingSpy(
+                                bindingController.getCurTokenDisplayId());
                     } else {
                         mHwController.reset();
                     }
@@ -5034,18 +5074,21 @@
                 }
                 return true;
             case MSG_START_HANDWRITING:
+                final var handwritingRequest = (HandwritingRequest) msg.obj;
                 synchronized (ImfLock.class) {
-                    IInputMethodInvoker curMethod = getCurMethodLocked();
-                    if (curMethod == null || mImeBindingState.mFocusedWindow == null) {
+                    final int userId = handwritingRequest.userId;
+                    final var bindingController = getInputMethodBindingController(userId);
+                    final var userData = getUserData(userId);
+                    IInputMethodInvoker curMethod = bindingController.getCurMethod();
+                    if (curMethod == null || userData.mImeBindingState.mFocusedWindow == null) {
                         return true;
                     }
-                    final var bindingController = getInputMethodBindingController(mCurrentUserId);
                     final HandwritingModeController.HandwritingSession session =
                             mHwController.startHandwritingSession(
-                                    msg.arg1 /*requestId*/,
-                                    msg.arg2 /*pid*/,
+                                    handwritingRequest.requestId,
+                                    handwritingRequest.pid,
                                     bindingController.getCurMethodUid(),
-                                    mImeBindingState.mFocusedWindow);
+                                    userData.mImeBindingState.mFocusedWindow);
                     if (session == null) {
                         Slog.e(TAG,
                                 "Failed to start handwriting session for requestId: " + msg.arg1);
@@ -5080,9 +5123,12 @@
         return false;
     }
 
+    private record HandwritingRequest(int requestId, int pid, @UserIdInt int userId) { }
+
     @BinderThread
-    private void onStylusHandwritingReady(int requestId, int pid) {
-        mHandler.obtainMessage(MSG_START_HANDWRITING, requestId, pid).sendToTarget();
+    private void onStylusHandwritingReady(int requestId, int pid, @UserIdInt int userId) {
+        mHandler.obtainMessage(MSG_START_HANDWRITING,
+                new HandwritingRequest(requestId, pid, userId)).sendToTarget();
     }
 
     private void handleSetInteractive(final boolean interactive) {
@@ -5090,8 +5136,11 @@
             mIsInteractive = interactive;
             updateSystemUiLocked(interactive ? mImeWindowVis : 0, mBackDisposition);
 
+            // TODO(b/305849394): Support multiple IMEs.
+            final var userId = mCurrentUserId;
+            final var userData = getUserData(userId);
             // Inform the current client of the change in active status
-            if (mCurClient == null || mCurClient.mClient == null) {
+            if (userData.mCurClient == null || userData.mCurClient.mClient == null) {
                 return;
             }
             // TODO(b/325515685): user data must be retrieved by a userId parameter
@@ -5101,17 +5150,19 @@
                 // Handle IME visibility when interactive changed before finishing the input to
                 // ensure we preserve the last state as possible.
                 final ImeVisibilityResult imeVisRes = mVisibilityStateComputer.onInteractiveChanged(
-                        mImeBindingState.mFocusedWindow, interactive);
+                        userData.mImeBindingState.mFocusedWindow, interactive);
                 if (imeVisRes != null) {
                     // Pass in a null statsToken as the IME snapshot is not tracked by ImeTracker.
-                    mVisibilityApplier.applyImeVisibility(mImeBindingState.mFocusedWindow,
-                            null /* statsToken */, imeVisRes.getState(), imeVisRes.getReason());
+                    mVisibilityApplier.applyImeVisibility(userData.mImeBindingState.mFocusedWindow,
+                            null /* statsToken */, imeVisRes.getState(), imeVisRes.getReason(),
+                            userId);
                 }
                 // Eligible IME processes use new "setInteractive" protocol.
-                mCurClient.mClient.setInteractive(mIsInteractive, mInFullscreenMode);
+                userData.mCurClient.mClient.setInteractive(mIsInteractive,
+                        userData.mInFullscreenMode);
             } else {
                 // Legacy IME processes continue using legacy "setActive" protocol.
-                mCurClient.mClient.setActive(mIsInteractive, mInFullscreenMode);
+                userData.mCurClient.mClient.setActive(mIsInteractive, userData.mInFullscreenMode);
             }
         }
     }
@@ -5228,7 +5279,8 @@
     }
 
     @GuardedBy("ImfLock.class")
-    void postInputMethodSettingUpdatedLocked(boolean resetDefaultEnabledIme) {
+    void postInputMethodSettingUpdatedLocked(boolean resetDefaultEnabledIme,
+            @UserIdInt int userId) {
         if (DEBUG) {
             Slog.d(TAG, "--- re-buildInputMethodList reset = " + resetDefaultEnabledIme
                     + " \n ------ caller=" + Debug.getCallers(10));
@@ -5238,7 +5290,6 @@
             return;
         }
 
-        final int userId = mCurrentUserId;
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
 
         boolean reenableMinimumNonAuxSystemImes = false;
@@ -5291,7 +5342,7 @@
             if (!settings.getMethodMap().containsKey(defaultImiId)) {
                 Slog.w(TAG, "Default IME is uninstalled. Choose new default IME.");
                 if (chooseNewDefaultIMELocked()) {
-                    updateInputMethodsFromSettingsLocked(true);
+                    updateInputMethodsFromSettingsLocked(true, userId);
                 }
             } else {
                 // Double check that the default IME is certainly enabled.
@@ -5417,11 +5468,10 @@
 
     @GuardedBy("ImfLock.class")
     private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId,
-            boolean setSubtypeOnly) {
-        final int userId = mCurrentUserId;
+            boolean setSubtypeOnly, @UserIdInt int userId) {
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
         final var bindingController = getInputMethodBindingController(userId);
-        settings.saveCurrentInputMethodAndSubtypeToHistory(getSelectedMethodIdLocked(),
+        settings.saveCurrentInputMethodAndSubtypeToHistory(bindingController.getSelectedMethodId(),
                 bindingController.getCurrentSubtype());
 
         // Set Subtype here
@@ -5455,11 +5505,13 @@
 
     @GuardedBy("ImfLock.class")
     private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) {
-        final var bindingController = getInputMethodBindingController(mCurrentUserId);
+        // TODO(b/305849394): get userId from callers
+        final int userId = mCurrentUserId;
+        final var bindingController = getInputMethodBindingController(userId);
         bindingController.setDisplayIdToShowIme(INVALID_DISPLAY);
         bindingController.setDeviceIdToShowIme(DEVICE_ID_DEFAULT);
 
-        final InputMethodSettings settings = InputMethodSettingsRepository.get(mCurrentUserId);
+        final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
         settings.putSelectedDefaultDeviceInputMethod(null);
 
         InputMethodInfo imi = settings.getMethodMap().get(newDefaultIme);
@@ -5476,7 +5528,7 @@
                 }
             }
         }
-        setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false);
+        setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false, userId);
     }
 
     /**
@@ -5560,7 +5612,7 @@
                     .contains(settings.getMethodMap().get(imeId))) {
                 return false; // IME is not found or not enabled.
             }
-            setInputMethodLocked(imeId, NOT_A_SUBTYPE_ID);
+            setInputMethodLocked(imeId, NOT_A_SUBTYPE_ID, userId);
             return true;
         }
         if (!settings.getMethodMap().containsKey(imeId)
@@ -5602,15 +5654,15 @@
     }
 
     @GuardedBy("ImfLock.class")
-    private void switchKeyboardLayoutLocked(int direction) {
-        final int userId = mCurrentUserId;
+    private void switchKeyboardLayoutLocked(int direction, @UserIdInt int userId) {
         final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
 
-        final InputMethodInfo currentImi = settings.getMethodMap().get(getSelectedMethodIdLocked());
+        final var bindingController = getInputMethodBindingController(userId);
+        final InputMethodInfo currentImi = settings.getMethodMap().get(
+                bindingController.getSelectedMethodId());
         if (currentImi == null) {
             return;
         }
-        final var bindingController = getInputMethodBindingController(userId);
         final InputMethodSubtypeHandle currentSubtypeHandle =
                 InputMethodSubtypeHandle.of(currentImi, bindingController.getCurrentSubtype());
         final InputMethodSubtypeHandle nextSubtypeHandle =
@@ -5627,7 +5679,7 @@
         final int subtypeCount = nextImi.getSubtypeCount();
         if (subtypeCount == 0) {
             if (nextSubtypeHandle.equals(InputMethodSubtypeHandle.of(nextImi, null))) {
-                setInputMethodLocked(nextImi.getId(), NOT_A_SUBTYPE_ID);
+                setInputMethodLocked(nextImi.getId(), NOT_A_SUBTYPE_ID, userId);
             }
             return;
         }
@@ -5635,7 +5687,7 @@
         for (int i = 0; i < subtypeCount; ++i) {
             if (nextSubtypeHandle.equals(
                     InputMethodSubtypeHandle.of(nextImi, nextImi.getSubtypeAt(i)))) {
-                setInputMethodLocked(nextImi.getId(), i);
+                setInputMethodLocked(nextImi.getId(), i, userId);
                 return;
             }
         }
@@ -5752,7 +5804,8 @@
             //TODO(b/150843766): Check if Input Token is valid.
             final IBinder curHostInputToken;
             synchronized (ImfLock.class) {
-                if (displayId != getCurTokenDisplayIdLocked()) {
+                final var bindingController = getInputMethodBindingController(userId);
+                if (displayId != bindingController.getCurTokenDisplayId()) {
                     return false;
                 }
                 curHostInputToken = getInputMethodBindingController(userId).getCurHostInputToken();
@@ -5766,7 +5819,10 @@
         @Override
         public void reportImeControl(@Nullable IBinder windowToken) {
             synchronized (ImfLock.class) {
-                if (mImeBindingState.mFocusedWindow != windowToken) {
+                // TODO(b/305849394): Need to infer userId or get userId from callers.
+                final int userId = mCurrentUserId;
+                final var userData = getUserData(userId);
+                if (userData.mImeBindingState.mFocusedWindow != windowToken) {
                     // A perceptible value was set for the focused window, but it is no longer in
                     // control, so we reset the perceptible for the window passed as argument.
                     // TODO(b/314149476): Investigate whether this logic is still relevant, if not
@@ -5779,10 +5835,13 @@
         @Override
         public void onImeParentChanged(int displayId) {
             synchronized (ImfLock.class) {
+                // TODO(b/305849394): Need to infer userId or get userId from callers.
+                final int userId = mCurrentUserId;
+                final var userData = getUserData(userId);
                 // Hide the IME method menu only when the IME surface parent is changed by the
                 // input target changed, in case seeing the dialog dismiss flickering during
                 // the next focused window starting the input connection.
-                if (mLastImeTargetWindow != mImeBindingState.mFocusedWindow) {
+                if (mLastImeTargetWindow != userData.mImeBindingState.mFocusedWindow) {
                     mMenuController.hideInputMethodMenuLocked();
                 }
             }
@@ -5805,33 +5864,36 @@
         public void onSessionForAccessibilityCreated(int accessibilityConnectionId,
                 IAccessibilityInputMethodSession session, @UserIdInt int userId) {
             synchronized (ImfLock.class) {
-                final var bindingController = getInputMethodBindingController(mCurrentUserId);
+                final var bindingController = getInputMethodBindingController(userId);
+                final var userData = getUserData(userId);
                 // TODO(b/305829876): Implement user ID verification
-                if (mCurClient != null) {
-                    clearClientSessionForAccessibilityLocked(mCurClient, accessibilityConnectionId);
-                    mCurClient.mAccessibilitySessions.put(
+                if (userData.mCurClient != null) {
+                    clearClientSessionForAccessibilityLocked(userData.mCurClient,
+                            accessibilityConnectionId);
+                    userData.mCurClient.mAccessibilitySessions.put(
                             accessibilityConnectionId,
-                            new AccessibilitySessionState(mCurClient,
+                            new AccessibilitySessionState(userData.mCurClient,
                                     accessibilityConnectionId,
                                     session));
 
                     attachNewAccessibilityLocked(StartInputReason.SESSION_CREATED_BY_ACCESSIBILITY,
-                            true);
+                            true, userId);
 
-                    final SessionState sessionState = mCurClient.mCurSession;
+                    final SessionState sessionState = userData.mCurClient.mCurSession;
                     final IInputMethodSession imeSession = sessionState == null
                             ? null : sessionState.mSession;
                     final SparseArray<IAccessibilityInputMethodSession>
                             accessibilityInputMethodSessions =
                             createAccessibilityInputMethodSessions(
-                                    mCurClient.mAccessibilitySessions);
+                                    userData.mCurClient.mAccessibilitySessions);
                     final InputBindResult res = new InputBindResult(
                             InputBindResult.ResultCode.SUCCESS_WITH_ACCESSIBILITY_SESSION,
                             imeSession, accessibilityInputMethodSessions, /* channel= */ null,
                             bindingController.getCurId(),
                             bindingController.getSequenceNumber(),
                             /* isInputMethodSuppressingSpellChecker= */ false);
-                    mCurClient.mClient.onBindAccessibilityService(res, accessibilityConnectionId);
+                    userData.mCurClient.mClient.onBindAccessibilityService(res,
+                            accessibilityConnectionId);
                 }
             }
         }
@@ -5840,33 +5902,34 @@
         public void unbindAccessibilityFromCurrentClient(int accessibilityConnectionId,
                 @UserIdInt int userId) {
             synchronized (ImfLock.class) {
-                final var bindingController = getInputMethodBindingController(mCurrentUserId);
+                final var bindingController = getInputMethodBindingController(userId);
+                final var userData = getUserData(userId);
                 // TODO(b/305829876): Implement user ID verification
-                if (mCurClient != null) {
+                if (userData.mCurClient != null) {
                     if (DEBUG) {
                         Slog.v(TAG, "unbindAccessibilityFromCurrentClientLocked: client="
-                                + mCurClient.mClient.asBinder());
+                                + userData.mCurClient.mClient.asBinder());
                     }
                     // A11yManagerService unbinds the disabled accessibility service. We don't need
                     // to do it here.
-                    mCurClient.mClient.onUnbindAccessibilityService(
+                    userData.mCurClient.mClient.onUnbindAccessibilityService(
                             bindingController.getSequenceNumber(),
                             accessibilityConnectionId);
                 }
                 // We only have sessions when we bound to an input method. Remove this session
                 // from all clients.
-                if (getCurMethodLocked() != null) {
+                if (bindingController.getCurMethod() != null) {
                     // TODO(b/324907325): Remove the suppress warnings once b/324907325 is fixed.
                     @SuppressWarnings("GuardedBy") Consumer<ClientState> clearClientSession =
                             c -> clearClientSessionForAccessibilityLocked(c,
                                     accessibilityConnectionId);
                     mClientController.forAllClients(clearClientSession);
 
-                    AccessibilitySessionState session = mEnabledAccessibilitySessions.get(
+                    AccessibilitySessionState session = userData.mEnabledAccessibilitySessions.get(
                             accessibilityConnectionId);
                     if (session != null) {
                         finishSessionForAccessibilityLocked(session);
-                        mEnabledAccessibilitySessions.remove(accessibilityConnectionId);
+                        userData.mEnabledAccessibilitySessions.remove(accessibilityConnectionId);
                     }
                 }
             }
@@ -5883,14 +5946,15 @@
         public void onSwitchKeyboardLayoutShortcut(int direction, int displayId,
                 IBinder targetWindowToken) {
             synchronized (ImfLock.class) {
-                switchKeyboardLayoutLocked(direction);
+                // TODO(b/305849394): Infer userId from displayId
+                switchKeyboardLayoutLocked(direction, mCurrentUserId);
             }
         }
     }
 
     @BinderThread
     private IInputContentUriToken createInputContentUriToken(@Nullable IBinder token,
-            @Nullable Uri contentUri, @Nullable String packageName) {
+            @Nullable Uri contentUri, @Nullable String packageName, @UserIdInt int imeUserId) {
         if (token == null) {
             throw new NullPointerException("token");
         }
@@ -5907,15 +5971,6 @@
 
         synchronized (ImfLock.class) {
             final int uid = Binder.getCallingUid();
-            final int imeUserId = UserHandle.getUserId(uid);
-            if (imeUserId != mCurrentUserId) {
-                // Currently concurrent multi-user is not supported here due to the remaining
-                // dependency on mCurEditorInfo and mCurClient.
-                // TODO(b/341558132): Remove this early-exit once it becomes multi-user ready.
-                Slog.i(TAG, "Ignoring createInputContentUriToken due to user ID mismatch."
-                        + " imeUserId=" + imeUserId + " mCurrentUserId=" + mCurrentUserId);
-                return null;
-            }
             final var bindingController = getInputMethodBindingController(imeUserId);
             if (bindingController.getSelectedMethodId() == null) {
                 return null;
@@ -5928,16 +5983,16 @@
             // We cannot simply distinguish a bad IME that reports an arbitrary package name from
             // an unfortunate IME whose internal state is already obsolete due to the asynchronous
             // nature of our system.  Let's compare it with our internal record.
-            // TODO(b/341558132): Use "imeUserId" to query per-user "curEditorInfo"
-            final var curPackageName = mCurEditorInfo != null ? mCurEditorInfo.packageName : null;
+            final var userData = getUserData(imeUserId);
+            final var curPackageName = userData.mCurEditorInfo != null
+                    ? userData.mCurEditorInfo.packageName : null;
             if (!TextUtils.equals(curPackageName, packageName)) {
                 Slog.e(TAG, "Ignoring createInputContentUriToken mCurEditorInfo.packageName="
                         + curPackageName + " packageName=" + packageName);
                 return null;
             }
             // This user ID can never be spoofed.
-            // TODO(b/341558132): Use "imeUserId" to query per-user "curClient"
-            final int appUserId = UserHandle.getUserId(mCurClient.mUid);
+            final int appUserId = UserHandle.getUserId(userData.mCurClient.mUid);
             // This user ID may be invalid if "contentUri" embedded an invalid user ID.
             final int contentUriOwnerUserId = ContentProvider.getUserIdFromUri(contentUri,
                     imeUserId);
@@ -5954,14 +6009,16 @@
     }
 
     @BinderThread
-    private void reportFullscreenMode(@NonNull IBinder token, boolean fullscreen) {
+    private void reportFullscreenMode(@NonNull IBinder token, boolean fullscreen,
+            @UserIdInt int userId) {
         synchronized (ImfLock.class) {
             if (!calledWithValidTokenLocked(token)) {
                 return;
             }
-            if (mCurClient != null && mCurClient.mClient != null) {
-                mInFullscreenMode = fullscreen;
-                mCurClient.mClient.reportFullscreenMode(fullscreen);
+            final var userData = getUserData(userId);
+            if (userData.mCurClient != null && userData.mCurClient.mClient != null) {
+                userData.mInFullscreenMode = fullscreen;
+                userData.mCurClient.mClient.reportFullscreenMode(fullscreen);
             }
         }
     }
@@ -6054,7 +6111,9 @@
         final Printer p = new PrintWriterPrinter(pw);
 
         synchronized (ImfLock.class) {
-            final InputMethodSettings settings = InputMethodSettingsRepository.get(mCurrentUserId);
+            final int userId = mCurrentUserId;
+            final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
+            final var userData = getUserData(userId);
             p.println("Current Input Method Manager state:");
             final List<InputMethodInfo> methodList = settings.getMethodList();
             int numImes = methodList.size();
@@ -6084,16 +6143,16 @@
             mClientController.forAllClients(clientControllerDump);
             final var bindingController = getInputMethodBindingController(mCurrentUserId);
             p.println("  mCurrentUserId=" + mCurrentUserId);
-            p.println("  mCurMethodId=" + getSelectedMethodIdLocked());
-            client = mCurClient;
+            p.println("  mCurMethodId=" + bindingController.getSelectedMethodId());
+            client = userData.mCurClient;
             p.println("  mCurClient=" + client + " mCurSeq="
                     + bindingController.getSequenceNumber());
             p.println("  mFocusedWindowPerceptible=" + mFocusedWindowPerceptible);
-            mImeBindingState.dump(/* prefix= */ "  ", p);
+            userData.mImeBindingState.dump(/* prefix= */ "  ", p);
 
             p.println("  mCurId=" + bindingController.getCurId()
                     + " mHaveConnection=" + bindingController.hasMainConnection()
-                    + " mBoundToMethod=" + mBoundToMethod + " mVisibleBound="
+                    + " mBoundToMethod=" + userData.mBoundToMethod + " mVisibleBound="
                     + bindingController.isVisibleBound());
 
             p.println("  mUserDataRepository=");
@@ -6109,15 +6168,15 @@
                     };
             mUserDataRepository.forAllUserData(userDataDump);
 
-            p.println("  mCurToken=" + getCurTokenLocked());
-            p.println("  mCurTokenDisplayId=" + getCurTokenDisplayIdLocked());
+            p.println("  mCurToken=" + bindingController.getCurToken());
+            p.println("  mCurTokenDisplayId=" + bindingController.getCurTokenDisplayId());
             p.println("  mCurHostInputToken=" + bindingController.getCurHostInputToken());
             p.println("  mCurIntent=" + bindingController.getCurIntent());
-            method = getCurMethodLocked();
-            p.println("  mCurMethod=" + getCurMethodLocked());
-            p.println("  mEnabledSession=" + mEnabledSession);
+            method = bindingController.getCurMethod();
+            p.println("  mCurMethod=" + method);
+            p.println("  mEnabledSession=" + userData.mEnabledSession);
             mVisibilityStateComputer.dump(pw, "  ");
-            p.println("  mInFullscreenMode=" + mInFullscreenMode);
+            p.println("  mInFullscreenMode=" + userData.mInFullscreenMode);
             p.println("  mSystemReady=" + mSystemReady + " mInteractive=" + mIsInteractive);
             p.println("  mExperimentalConcurrentMultiUserModeEnabled="
                     + mExperimentalConcurrentMultiUserModeEnabled);
@@ -6153,20 +6212,24 @@
         } else {
             p.println("No input method client.");
         }
-
-        if (mImeBindingState.mFocusedWindowClient != null
-                && client != mImeBindingState.mFocusedWindowClient) {
-            p.println(" ");
-            p.println("Warning: Current input method client doesn't match the last focused. "
-                    + "window.");
-            p.println("Dumping input method client in the last focused window just in case.");
-            p.println(" ");
-            pw.flush();
-            try {
-                TransferPipe.dumpAsync(
-                        mImeBindingState.mFocusedWindowClient.mClient.asBinder(), fd, args);
-            } catch (IOException | RemoteException e) {
-                p.println("Failed to dump input method client in focused window: " + e);
+        synchronized (ImfLock.class) {
+            final int userId = mCurrentUserId;
+            final var userData = getUserData(userId);
+            if (userData.mImeBindingState.mFocusedWindowClient != null
+                    && client != userData.mImeBindingState.mFocusedWindowClient) {
+                p.println(" ");
+                p.println("Warning: Current input method client doesn't match the last focused. "
+                        + "window.");
+                p.println("Dumping input method client in the last focused window just in case.");
+                p.println(" ");
+                pw.flush();
+                try {
+                    TransferPipe.dumpAsync(
+                            userData.mImeBindingState.mFocusedWindowClient.mClient.asBinder(), fd,
+                            args);
+                } catch (IOException | RemoteException e) {
+                    p.println("Failed to dump input method client in focused window: " + e);
+                }
             }
         }
 
@@ -6602,18 +6665,21 @@
                     final List<InputMethodInfo> nextEnabledImes;
                     final InputMethodSettings settings = InputMethodSettingsRepository.get(userId);
                     if (userId == mCurrentUserId) {
+                        final var userData = getUserData(userId);
                         if (Flags.refactorInsetsController()) {
-                            if (mImeBindingState != null
-                                    && mImeBindingState.mFocusedWindowClient != null
-                                    && mImeBindingState.mFocusedWindowClient.mClient != null) {
-                                mImeBindingState.mFocusedWindowClient.mClient.setImeVisibility(
-                                        false);
+                            if (userData.mImeBindingState != null
+                                    && userData.mImeBindingState.mFocusedWindowClient != null
+                                    && userData.mImeBindingState.mFocusedWindowClient.mClient
+                                    != null) {
+                                userData.mImeBindingState.mFocusedWindowClient.mClient
+                                        .setImeVisibility(false);
                             } else {
                                 // TODO(b329229469): ImeTracker?
                             }
                         } else {
-                            hideCurrentInputLocked(mImeBindingState.mFocusedWindow, 0 /* flags */,
-                                    SoftInputShowHideReason.HIDE_RESET_SHELL_COMMAND);
+                            hideCurrentInputLocked(userData.mImeBindingState.mFocusedWindow,
+                                    0 /* flags */,
+                                    SoftInputShowHideReason.HIDE_RESET_SHELL_COMMAND, userId);
                         }
                         final var bindingController = getInputMethodBindingController(userId);
                         bindingController.unbindCurrentMethod();
@@ -6633,7 +6699,7 @@
                         if (!chooseNewDefaultIMELocked()) {
                             resetSelectedInputMethodAndSubtypeLocked(null);
                         }
-                        updateInputMethodsFromSettingsLocked(true /* enabledMayChange */);
+                        updateInputMethodsFromSettingsLocked(true /* enabledMayChange */, userId);
                         InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(
                                 getPackageManagerForUser(mContext, settings.getUserId()),
                                 settings.getEnabledInputMethodList());
@@ -6742,13 +6808,15 @@
      * @param reason the reason why the IME request was created
      */
     @NonNull
+    @GuardedBy("ImfLock.class")
     private ImeTracker.Token createStatsTokenForFocusedClient(boolean show,
-            @SoftInputShowHideReason int reason) {
-        final int uid = mImeBindingState.mFocusedWindowClient != null
-                ? mImeBindingState.mFocusedWindowClient.mUid
+            @SoftInputShowHideReason int reason, @UserIdInt int userId) {
+        final var userData = getUserData(userId);
+        final int uid = userData.mImeBindingState.mFocusedWindowClient != null
+                ? userData.mImeBindingState.mFocusedWindowClient.mUid
                 : -1;
-        final var packageName = mImeBindingState.mFocusedWindowEditorInfo != null
-                ? mImeBindingState.mFocusedWindowEditorInfo.packageName
+        final var packageName = userData.mImeBindingState.mFocusedWindowEditorInfo != null
+                ? userData.mImeBindingState.mFocusedWindowEditorInfo.packageName
                 : "uid(" + uid + ")";
 
         return ImeTracker.forLogging().onStart(packageName, uid,
@@ -6761,11 +6829,14 @@
         private final InputMethodManagerService mImms;
         @NonNull
         private final IBinder mToken;
+        @UserIdInt
+        private final int mUserId;
 
         InputMethodPrivilegedOperationsImpl(InputMethodManagerService imms,
-                @NonNull IBinder token) {
+                @NonNull IBinder token, @UserIdInt int userId) {
             mImms = imms;
             mToken = token;
+            mUserId = userId;
         }
 
         @BinderThread
@@ -6793,7 +6864,7 @@
             @SuppressWarnings("unchecked") final AndroidFuture<IBinder> typedFuture = future;
             try {
                 typedFuture.complete(mImms.createInputContentUriToken(
-                        mToken, contentUri, packageName).asBinder());
+                        mToken, contentUri, packageName, mUserId).asBinder());
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
             }
@@ -6802,7 +6873,7 @@
         @BinderThread
         @Override
         public void reportFullscreenModeAsync(boolean fullscreen) {
-            mImms.reportFullscreenMode(mToken, fullscreen);
+            mImms.reportFullscreenMode(mToken, fullscreen, mUserId);
         }
 
         @BinderThread
@@ -6810,7 +6881,7 @@
         public void setInputMethod(String id, AndroidFuture future /* T=Void */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Void> typedFuture = future;
             try {
-                mImms.setInputMethod(mToken, id);
+                mImms.setInputMethod(mToken, id, mUserId);
                 typedFuture.complete(null);
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
@@ -6823,7 +6894,7 @@
                 AndroidFuture future /* T=Void */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Void> typedFuture = future;
             try {
-                mImms.setInputMethodAndSubtype(mToken, id, subtype);
+                mImms.setInputMethodAndSubtype(mToken, id, subtype, mUserId);
                 typedFuture.complete(null);
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
@@ -6837,7 +6908,7 @@
                 AndroidFuture future /* T=Void */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Void> typedFuture = future;
             try {
-                mImms.hideMySoftInput(mToken, statsToken, flags, reason);
+                mImms.hideMySoftInput(mToken, statsToken, flags, reason, mUserId);
                 typedFuture.complete(null);
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
@@ -6851,7 +6922,7 @@
                 AndroidFuture future /* T=Void */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Void> typedFuture = future;
             try {
-                mImms.showMySoftInput(mToken, statsToken, flags, reason);
+                mImms.showMySoftInput(mToken, statsToken, flags, reason, mUserId);
                 typedFuture.complete(null);
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
@@ -6869,7 +6940,7 @@
         public void switchToPreviousInputMethod(AndroidFuture future /* T=Boolean */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Boolean> typedFuture = future;
             try {
-                typedFuture.complete(mImms.switchToPreviousInputMethod(mToken));
+                typedFuture.complete(mImms.switchToPreviousInputMethod(mToken, mUserId));
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
             }
@@ -6881,7 +6952,8 @@
                 AndroidFuture future /* T=Boolean */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Boolean> typedFuture = future;
             try {
-                typedFuture.complete(mImms.switchToNextInputMethod(mToken, onlyCurrentIme));
+                typedFuture.complete(mImms.switchToNextInputMethod(mToken, onlyCurrentIme,
+                        mUserId));
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
             }
@@ -6892,7 +6964,7 @@
         public void shouldOfferSwitchingToNextInputMethod(AndroidFuture future /* T=Boolean */) {
             @SuppressWarnings("unchecked") final AndroidFuture<Boolean> typedFuture = future;
             try {
-                typedFuture.complete(mImms.shouldOfferSwitchingToNextInputMethod(mToken));
+                typedFuture.complete(mImms.shouldOfferSwitchingToNextInputMethod(mToken, mUserId));
             } catch (Throwable e) {
                 typedFuture.completeExceptionally(e);
             }
@@ -6901,20 +6973,20 @@
         @BinderThread
         @Override
         public void notifyUserActionAsync() {
-            mImms.notifyUserAction(mToken);
+            mImms.notifyUserAction(mToken, mUserId);
         }
 
         @BinderThread
         @Override
         public void applyImeVisibilityAsync(IBinder windowToken, boolean setVisible,
                 @NonNull ImeTracker.Token statsToken) {
-            mImms.applyImeVisibility(mToken, windowToken, setVisible, statsToken);
+            mImms.applyImeVisibility(mToken, windowToken, setVisible, statsToken, mUserId);
         }
 
         @BinderThread
         @Override
         public void onStylusHandwritingReady(int requestId, int pid) {
-            mImms.onStylusHandwritingReady(requestId, pid);
+            mImms.onStylusHandwritingReady(requestId, pid, mUserId);
         }
 
         @BinderThread
@@ -6932,7 +7004,7 @@
                 }
                 final long ident = Binder.clearCallingIdentity();
                 try {
-                    mImms.switchKeyboardLayoutLocked(direction);
+                    mImms.switchKeyboardLayoutLocked(direction, mUserId);
                 } finally {
                     Binder.restoreCallingIdentity(ident);
                 }
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java b/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
index 326ef7e..89a31e7 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
@@ -79,6 +79,7 @@
         if (DEBUG) Slog.v(TAG, "Show switching menu. showAuxSubtypes=" + showAuxSubtypes);
 
         final int userId = mService.getCurrentImeUserIdLocked();
+        final var bindingController = mService.getInputMethodBindingController(userId);
 
         hideInputMethodMenuLocked();
 
@@ -86,9 +87,9 @@
             final InputMethodSubtype currentSubtype =
                     mService.getCurrentInputMethodSubtypeLocked();
             if (currentSubtype != null) {
-                final String curMethodId = mService.getSelectedMethodIdLocked();
+                final String curMethodId = bindingController.getSelectedMethodId();
                 final InputMethodInfo currentImi =
-                        mService.queryInputMethodForCurrentUserLocked(curMethodId);
+                        InputMethodSettingsRepository.get(userId).getMethodMap().get(curMethodId);
                 preferredInputMethodSubtypeId = SubtypeUtils.getSubtypeIdFromHashCode(
                         currentImi, currentSubtype.hashCode());
             }
@@ -179,7 +180,7 @@
                     if (subtypeId < 0 || subtypeId >= im.getSubtypeCount()) {
                         subtypeId = NOT_A_SUBTYPE_ID;
                     }
-                    mService.setInputMethodLocked(im.getId(), subtypeId);
+                    mService.setInputMethodLocked(im.getId(), subtypeId, userId);
                 }
                 hideInputMethodMenuLocked();
             }
diff --git a/services/core/java/com/android/server/inputmethod/UserDataRepository.java b/services/core/java/com/android/server/inputmethod/UserDataRepository.java
index 3da4a14..48284fb 100644
--- a/services/core/java/com/android/server/inputmethod/UserDataRepository.java
+++ b/services/core/java/com/android/server/inputmethod/UserDataRepository.java
@@ -17,12 +17,18 @@
 package com.android.server.inputmethod;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.UserIdInt;
 import android.content.pm.UserInfo;
 import android.os.Handler;
 import android.util.SparseArray;
+import android.view.inputmethod.EditorInfo;
+import android.view.inputmethod.ImeTracker;
+import android.window.ImeOnBackInvokedDispatcher;
 
 import com.android.internal.annotations.GuardedBy;
+import com.android.internal.inputmethod.IRemoteAccessibilityInputConnection;
+import com.android.internal.inputmethod.IRemoteInputConnection;
 import com.android.server.pm.UserManagerInternal;
 
 import java.util.function.Consumer;
@@ -96,6 +102,78 @@
         final HardwareKeyboardShortcutController mHardwareKeyboardShortcutController;
 
         /**
+         * Have we called mCurMethod.bindInput()?
+         */
+        @GuardedBy("ImfLock.class")
+        boolean mBoundToMethod = false;
+
+        /**
+         * Have we called bindInput() for accessibility services?
+         */
+        @GuardedBy("ImfLock.class")
+        boolean mBoundToAccessibility;
+
+        @GuardedBy("ImfLock.class")
+        @NonNull
+        ImeBindingState mImeBindingState = ImeBindingState.newEmptyState();
+
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        ClientState mCurClient = null;
+
+        @GuardedBy("ImfLock.class")
+        boolean mInFullscreenMode;
+
+        /**
+         * The {@link IRemoteInputConnection} last provided by the current client.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        IRemoteInputConnection mCurInputConnection;
+
+        /**
+         * The {@link ImeOnBackInvokedDispatcher} last provided by the current client to
+         * receive {@link android.window.OnBackInvokedCallback}s forwarded from IME.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        ImeOnBackInvokedDispatcher mCurImeDispatcher;
+
+        /**
+         * The {@link IRemoteAccessibilityInputConnection} last provided by the current client.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        IRemoteAccessibilityInputConnection mCurRemoteAccessibilityInputConnection;
+
+        /**
+         * The {@link EditorInfo} last provided by the current client.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        EditorInfo mCurEditorInfo;
+
+        /**
+         * The token tracking the current IME show request that is waiting for a connection to an
+         * IME, otherwise {@code null}.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        ImeTracker.Token mCurStatsToken;
+
+        /**
+         * Currently enabled session.
+         */
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        InputMethodManagerService.SessionState mEnabledSession;
+
+        @GuardedBy("ImfLock.class")
+        @Nullable
+        SparseArray<InputMethodManagerService.AccessibilitySessionState>
+                mEnabledAccessibilitySessions = new SparseArray<>();
+
+        /**
          * Intended to be instantiated only from this file.
          */
         private UserData(@UserIdInt int userId,
diff --git a/services/core/java/com/android/server/inputmethod/ZeroJankProxy.java b/services/core/java/com/android/server/inputmethod/ZeroJankProxy.java
index 757c07c..41aac32 100644
--- a/services/core/java/com/android/server/inputmethod/ZeroJankProxy.java
+++ b/services/core/java/com/android/server/inputmethod/ZeroJankProxy.java
@@ -254,7 +254,7 @@
                 synchronized (ImfLock.class) {
                     ClientState cs = imms.getClientStateLocked(client);
                     if (cs != null) {
-                        imms.requestClientSessionLocked(cs);
+                        imms.requestClientSessionLocked(cs, userId);
                         imms.requestClientSessionForAccessibilityLocked(cs);
                     }
                 }
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubService.java b/services/core/java/com/android/server/location/contexthub/ContextHubService.java
index 7a722bc..a0aad52 100644
--- a/services/core/java/com/android/server/location/contexthub/ContextHubService.java
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubService.java
@@ -81,7 +81,6 @@
 import java.util.Objects;
 import java.util.Optional;
 import java.util.PriorityQueue;
-import java.util.Random;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
@@ -162,8 +161,8 @@
             new PriorityQueue<>(
                     Comparator.comparingLong(ReliableMessageRecord::getTimestamp));
 
-    // The test mode manager that manages behaviors during test mode.
-    private final TestModeManager mTestModeManager = new TestModeManager();
+    // The test mode manager that manages behaviors during test mode
+    private final ContextHubTestModeManager mTestModeManager = new ContextHubTestModeManager();
 
     // The period of the recurring time
     private static final int PERIOD_METRIC_QUERY_DAYS = 1;
@@ -226,17 +225,20 @@
         @Override
         public void handleNanoappMessage(short hostEndpointId, NanoAppMessage message,
                 List<String> nanoappPermissions, List<String> messagePermissions) {
-            if (Flags.reliableMessageImplementation()
+            // Only process the message normally if not using test mode manager or if
+            // the test mode manager call returned false as this indicates it did not
+            // process the message.
+            boolean useTestModeManager = Flags.reliableMessageImplementation()
                     && Flags.reliableMessageTestModeBehavior()
-                    && mIsTestModeEnabled.get()
-                    && mTestModeManager.handleNanoappMessage(mContextHubId, hostEndpointId,
-                            message, nanoappPermissions, messagePermissions)) {
-                // The TestModeManager handled the nanoapp message, so return here.
-                return;
+                    && mIsTestModeEnabled.get();
+            if (!useTestModeManager
+                    || !mTestModeManager.handleNanoappMessage(() -> {
+                        handleClientMessageCallback(mContextHubId, hostEndpointId,
+                                message, nanoappPermissions, messagePermissions);
+                    }, message)) {
+                handleClientMessageCallback(mContextHubId, hostEndpointId,
+                        message, nanoappPermissions, messagePermissions);
             }
-
-            handleClientMessageCallback(mContextHubId, hostEndpointId, message,
-                    nanoappPermissions, messagePermissions);
         }
 
         @Override
@@ -261,8 +263,6 @@
      * Records a reliable message from a nanoapp for duplicate detection.
      */
     private static class ReliableMessageRecord {
-        public static final int TIMEOUT_NS = 1000000000;
-
         public int mContextHubId;
         public long mTimestamp;
         public int mMessageSequenceNumber;
@@ -297,56 +297,8 @@
         }
 
         public boolean isExpired() {
-            return mTimestamp + TIMEOUT_NS < SystemClock.elapsedRealtimeNanos();
-        }
-    }
-
-    /**
-     * A class to manage behaviors during test mode. This is used for testing.
-     */
-    private class TestModeManager {
-        /**
-         * Probability (in percent) of duplicating a message.
-         */
-        private static final int MESSAGE_DUPLICATION_PROBABILITY_PERCENT = 50;
-
-        /**
-         * The number of total messages to send when the duplicate event happens.
-         */
-        private static final int NUM_MESSAGES_TO_DUPLICATE = 3;
-
-        /**
-         * A probability percent for a certain event.
-         */
-        private static final int MAX_PROBABILITY_PERCENT = 100;
-
-        private final Random mRandom = new Random();
-
-        /**
-         * @return whether the message was handled
-         * @see ContextHubServiceCallback#handleNanoappMessage
-         */
-        public boolean handleNanoappMessage(int contextHubId,
-                short hostEndpointId, NanoAppMessage message,
-                List<String> nanoappPermissions, List<String> messagePermissions) {
-            if (!message.isReliable()) {
-                return false;
-            }
-
-            if (Flags.reliableMessageDuplicateDetectionService()
-                    && mRandom.nextInt(MAX_PROBABILITY_PERCENT)
-                    < MESSAGE_DUPLICATION_PROBABILITY_PERCENT) {
-                Log.i(TAG, "[TEST MODE] Duplicating message ("
-                        + NUM_MESSAGES_TO_DUPLICATE
-                        + " sends) with message sequence number: "
-                        + message.getMessageSequenceNumber());
-                for (int i = 0; i < NUM_MESSAGES_TO_DUPLICATE; ++i) {
-                    handleClientMessageCallback(contextHubId, hostEndpointId,
-                            message, nanoappPermissions, messagePermissions);
-                }
-                return true;
-            }
-            return false;
+            return mTimestamp + ContextHubTransactionManager.RELIABLE_MESSAGE_TIMEOUT.toNanos()
+                    < SystemClock.elapsedRealtimeNanos();
         }
     }
 
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubServiceTransaction.java b/services/core/java/com/android/server/location/contexthub/ContextHubServiceTransaction.java
index 6da7a65..2ec9bdb 100644
--- a/services/core/java/com/android/server/location/contexthub/ContextHubServiceTransaction.java
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubServiceTransaction.java
@@ -27,53 +27,65 @@
  *
  * @hide
  */
-/* package */ abstract class ContextHubServiceTransaction {
+abstract class ContextHubServiceTransaction {
     private final int mTransactionId;
+
     @ContextHubTransaction.Type
     private final int mTransactionType;
 
-    /** The ID of the nanoapp this transaction is targeted for, null if not applicable. */
     private final Long mNanoAppId;
 
-    /**
-     * The host package associated with this transaction.
-     */
     private final String mPackage;
 
-    /**
-     * The message sequence number associated with this transaction, null if not applicable.
-     */
     private final Integer mMessageSequenceNumber;
 
-    /**
-     * true if the transaction has already completed, false otherwise
-     */
+    private long mNextRetryTime;
+
+    private long mTimeoutTime;
+
+    /** The number of times the transaction has been started (start function called). */
+    private int mNumCompletedStartCalls;
+
+    private final short mHostEndpointId;
+
     private boolean mIsComplete = false;
 
-    /* package */ ContextHubServiceTransaction(int id, int type, String packageName) {
+    ContextHubServiceTransaction(int id, int type, String packageName) {
         mTransactionId = id;
         mTransactionType = type;
         mNanoAppId = null;
         mPackage = packageName;
         mMessageSequenceNumber = null;
+        mNextRetryTime = Long.MAX_VALUE;
+        mTimeoutTime = Long.MAX_VALUE;
+        mNumCompletedStartCalls = 0;
+        mHostEndpointId = Short.MAX_VALUE;
     }
 
-    /* package */ ContextHubServiceTransaction(int id, int type, long nanoAppId,
+    ContextHubServiceTransaction(int id, int type, long nanoAppId,
             String packageName) {
         mTransactionId = id;
         mTransactionType = type;
         mNanoAppId = nanoAppId;
         mPackage = packageName;
         mMessageSequenceNumber = null;
+        mNextRetryTime = Long.MAX_VALUE;
+        mTimeoutTime = Long.MAX_VALUE;
+        mNumCompletedStartCalls = 0;
+        mHostEndpointId = Short.MAX_VALUE;
     }
 
-    /* package */ ContextHubServiceTransaction(int id, int type, String packageName,
-            int messageSequenceNumber) {
+    ContextHubServiceTransaction(int id, int type, String packageName,
+            int messageSequenceNumber, short hostEndpointId) {
         mTransactionId = id;
         mTransactionType = type;
         mNanoAppId = null;
         mPackage = packageName;
         mMessageSequenceNumber = messageSequenceNumber;
+        mNextRetryTime = Long.MAX_VALUE;
+        mTimeoutTime = Long.MAX_VALUE;
+        mNumCompletedStartCalls = 0;
+        mHostEndpointId = hostEndpointId;
     }
 
     /**
@@ -95,7 +107,7 @@
      *
      * @param result the result of the transaction
      */
-    /* package */ void onTransactionComplete(@ContextHubTransaction.Result int result) {
+    void onTransactionComplete(@ContextHubTransaction.Result int result) {
     }
 
     /**
@@ -106,44 +118,51 @@
      * @param result           the result of the query
      * @param nanoAppStateList the list of nanoapps given by the query response
      */
-    /* package */ void onQueryResponse(
+    void onQueryResponse(
             @ContextHubTransaction.Result int result, List<NanoAppState> nanoAppStateList) {
     }
 
-    /**
-     * @return the ID of this transaction
-     */
-    /* package */ int getTransactionId() {
+    int getTransactionId() {
         return mTransactionId;
     }
 
-    /**
-     * @return the type of this transaction
-     * @see ContextHubTransaction.Type
-     */
     @ContextHubTransaction.Type
-    /* package */ int getTransactionType() {
+    int getTransactionType() {
         return mTransactionType;
     }
 
-    /**
-     * @return the message sequence number of this transaction
-     */
     Integer getMessageSequenceNumber() {
         return mMessageSequenceNumber;
     }
 
+    long getNextRetryTime() {
+        return mNextRetryTime;
+    }
+
+    long getTimeoutTime() {
+        return mTimeoutTime;
+    }
+
+    int getNumCompletedStartCalls() {
+        return mNumCompletedStartCalls;
+    }
+
+    short getHostEndpointId() {
+        return mHostEndpointId;
+    }
+
     /**
      * Gets the timeout period as defined in IContexthub.hal
      *
      * @return the timeout of this transaction in the specified time unit
      */
-    /* package */ long getTimeout(TimeUnit unit) {
+    long getTimeout(TimeUnit unit) {
         switch (mTransactionType) {
             case ContextHubTransaction.TYPE_LOAD_NANOAPP:
                 return unit.convert(30L, TimeUnit.SECONDS);
             case ContextHubTransaction.TYPE_RELIABLE_MESSAGE:
-                return unit.convert(1000L, TimeUnit.MILLISECONDS);
+                return unit.convert(ContextHubTransactionManager.RELIABLE_MESSAGE_TIMEOUT.toNanos(),
+                        TimeUnit.NANOSECONDS);
             case ContextHubTransaction.TYPE_UNLOAD_NANOAPP:
             case ContextHubTransaction.TYPE_ENABLE_NANOAPP:
             case ContextHubTransaction.TYPE_DISABLE_NANOAPP:
@@ -159,14 +178,23 @@
      *
      * Should only be called as a result of a response from a Context Hub callback
      */
-    /* package */ void setComplete() {
+    void setComplete() {
         mIsComplete = true;
     }
 
-    /**
-     * @return true if the transaction has already completed, false otherwise
-     */
-    /* package */ boolean isComplete() {
+    void setNextRetryTime(long nextRetryTime) {
+        mNextRetryTime = nextRetryTime;
+    }
+
+    void setTimeoutTime(long timeoutTime) {
+        mTimeoutTime = timeoutTime;
+    }
+
+    void setNumCompletedStartCalls(int numCompletedStartCalls) {
+        mNumCompletedStartCalls = numCompletedStartCalls;
+    }
+
+    boolean isComplete() {
         return mIsComplete;
     }
 
@@ -187,7 +215,18 @@
             out.append(", messageSequenceNumber = ");
             out.append(mMessageSequenceNumber);
         }
+        if (mTransactionType == ContextHubTransaction.TYPE_RELIABLE_MESSAGE) {
+            out.append(", nextRetryTime = ");
+            out.append(mNextRetryTime);
+            out.append(", timeoutTime = ");
+            out.append(mTimeoutTime);
+            out.append(", numCompletedStartCalls = ");
+            out.append(mNumCompletedStartCalls);
+            out.append(", hostEndpointId = ");
+            out.append(mHostEndpointId);
+        }
         out.append(")");
+
         return out.toString();
     }
 }
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubTestModeManager.java b/services/core/java/com/android/server/location/contexthub/ContextHubTestModeManager.java
new file mode 100644
index 0000000..e50324e
--- /dev/null
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubTestModeManager.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.location.contexthub;
+
+import android.chre.flags.Flags;
+import android.hardware.location.NanoAppMessage;
+import android.util.Log;
+
+import java.util.Random;
+
+/**
+ * A class to manage behaviors during test mode. This is used for testing.
+ * @hide
+ */
+public class ContextHubTestModeManager {
+    private static final String TAG = "ContextHubTestModeManager";
+
+    /** Probability (in percent) of duplicating a message. */
+    private static final int MESSAGE_DROP_PROBABILITY_PERCENT = 20;
+
+    /** Probability (in percent) of duplicating a message. */
+    private static final int MESSAGE_DUPLICATION_PROBABILITY_PERCENT = 20;
+
+    /** The number of total messages to send when the duplicate event happens. */
+    private static final int NUM_MESSAGES_TO_DUPLICATE = 3;
+
+    /** A probability percent for a certain event. */
+    private static final int MAX_PROBABILITY_PERCENT = 100;
+
+    private final Random mRandom = new Random();
+
+    /**
+     * @return whether the message was handled
+     * @see ContextHubServiceCallback#handleNanoappMessage
+     */
+    public boolean handleNanoappMessage(Runnable handleMessage, NanoAppMessage message) {
+        if (Flags.reliableMessageDuplicateDetectionService()
+                && message.isReliable()
+                && mRandom.nextInt(MAX_PROBABILITY_PERCENT)
+                        < MESSAGE_DUPLICATION_PROBABILITY_PERCENT) {
+            Log.i(TAG, "[TEST MODE] Duplicating message ("
+                    + NUM_MESSAGES_TO_DUPLICATE
+                    + " sends) with message sequence number: "
+                    + message.getMessageSequenceNumber());
+            for (int i = 0; i < NUM_MESSAGES_TO_DUPLICATE; ++i) {
+                handleMessage.run();
+            }
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * @return whether the message was handled
+     * @see IContextHubWrapper#sendMessageToContextHub
+     */
+    public boolean sendMessageToContextHub(NanoAppMessage message) {
+        if (Flags.reliableMessageRetrySupportService()
+                && message.isReliable()
+                && mRandom.nextInt(MAX_PROBABILITY_PERCENT)
+                        < MESSAGE_DROP_PROBABILITY_PERCENT) {
+            Log.i(TAG, "[TEST MODE] Dropping message with message sequence number: "
+                    + message.getMessageSequenceNumber());
+            return true;
+        }
+        return false;
+    }
+}
diff --git a/services/core/java/com/android/server/location/contexthub/ContextHubTransactionManager.java b/services/core/java/com/android/server/location/contexthub/ContextHubTransactionManager.java
index ec94e2b..3051379 100644
--- a/services/core/java/com/android/server/location/contexthub/ContextHubTransactionManager.java
+++ b/services/core/java/com/android/server/location/contexthub/ContextHubTransactionManager.java
@@ -16,19 +16,26 @@
 
 package com.android.server.location.contexthub;
 
+import android.chre.flags.Flags;
 import android.hardware.location.ContextHubTransaction;
 import android.hardware.location.IContextHubTransactionCallback;
 import android.hardware.location.NanoAppBinary;
 import android.hardware.location.NanoAppMessage;
 import android.hardware.location.NanoAppState;
 import android.os.RemoteException;
+import android.os.SystemClock;
 import android.util.Log;
 
+import java.time.Duration;
 import java.util.ArrayDeque;
 import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Map;
 import java.util.Random;
+import java.util.Set;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
@@ -47,34 +54,30 @@
 /* package */ class ContextHubTransactionManager {
     private static final String TAG = "ContextHubTransactionManager";
 
-    /*
-     * Maximum number of transaction requests that can be pending at a time
-     */
+    public static final Duration RELIABLE_MESSAGE_TIMEOUT = Duration.ofSeconds(1);
+
     private static final int MAX_PENDING_REQUESTS = 10000;
 
-    /*
-     * The proxy to talk to the Context Hub
-     */
+    private static final int RELIABLE_MESSAGE_MAX_NUM_RETRY = 3;
+
+    private static final Duration RELIABLE_MESSAGE_RETRY_WAIT_TIME = Duration.ofMillis(250);
+
+    private static final Duration RELIABLE_MESSAGE_MIN_WAIT_TIME = Duration.ofNanos(1000);
+
     private final IContextHubWrapper mContextHubProxy;
 
-    /*
-     * The manager for all clients for the service.
-     */
     private final ContextHubClientManager mClientManager;
 
-    /*
-     * The nanoapp state manager for the service
-     */
     private final NanoAppStateManager mNanoAppStateManager;
 
-    /*
-     * A queue containing the current transactions
-     */
     private final ArrayDeque<ContextHubServiceTransaction> mTransactionQueue = new ArrayDeque<>();
 
-    /*
-     * The next available transaction ID
-     */
+    private final Map<Integer, ContextHubServiceTransaction> mReliableMessageTransactionMap =
+            new HashMap<>();
+
+    /** A set of host endpoint IDs that have an active pending transaction. */
+    private final Set<Short> mReliableMessageHostEndpointIdActiveSet = new HashSet<>();
+
     private final AtomicInteger mNextAvailableId = new AtomicInteger();
 
     /**
@@ -86,10 +89,12 @@
             new AtomicInteger(new Random().nextInt(Integer.MAX_VALUE / 2));
 
     /*
-     * An executor and the future object for scheduling timeout timers
+     * An executor and the future object for scheduling timeout timers and
+     * for scheduling the processing of reliable message transactions.
      */
-    private final ScheduledThreadPoolExecutor mTimeoutExecutor = new ScheduledThreadPoolExecutor(1);
+    private final ScheduledThreadPoolExecutor mExecutor = new ScheduledThreadPoolExecutor(1);
     private ScheduledFuture<?> mTimeoutFuture = null;
+    private ScheduledFuture<?> mReliableMessageTransactionFuture = null;
 
     /*
      * The list of previous transaction records.
@@ -333,7 +338,7 @@
             IContextHubTransactionCallback transactionCallback, String packageName) {
         return new ContextHubServiceTransaction(mNextAvailableId.getAndIncrement(),
                 ContextHubTransaction.TYPE_RELIABLE_MESSAGE, packageName,
-                mNextAvailableMessageSequenceNumber.getAndIncrement()) {
+                mNextAvailableMessageSequenceNumber.getAndIncrement(), hostEndpointId) {
             @Override
             /* package */ int onTransact() {
                 try {
@@ -416,16 +421,23 @@
             return;
         }
 
-        if (mTransactionQueue.size() == MAX_PENDING_REQUESTS) {
+        if (mTransactionQueue.size() >= MAX_PENDING_REQUESTS
+                || mReliableMessageTransactionMap.size() >= MAX_PENDING_REQUESTS) {
             throw new IllegalStateException("Transaction queue is full (capacity = "
                     + MAX_PENDING_REQUESTS + ")");
         }
 
-        mTransactionQueue.add(transaction);
         mTransactionRecordDeque.add(new TransactionRecord(transaction.toString()));
-
-        if (mTransactionQueue.size() == 1) {
-            startNextTransaction();
+        if (Flags.reliableMessageRetrySupportService()
+                && transaction.getTransactionType()
+                        == ContextHubTransaction.TYPE_RELIABLE_MESSAGE) {
+            mReliableMessageTransactionMap.put(transaction.getMessageSequenceNumber(), transaction);
+            mExecutor.execute(() -> processMessageTransactions());
+        } else {
+            mTransactionQueue.add(transaction);
+            if (mTransactionQueue.size() == 1) {
+                startNextTransaction();
+            }
         }
     }
 
@@ -455,26 +467,42 @@
 
     /* package */
     synchronized void onMessageDeliveryResponse(int messageSequenceNumber, boolean success) {
-        ContextHubServiceTransaction transaction = mTransactionQueue.peek();
+        if (!Flags.reliableMessageRetrySupportService()) {
+            ContextHubServiceTransaction transaction = mTransactionQueue.peek();
+            if (transaction == null) {
+                Log.w(TAG, "Received unexpected transaction response (no transaction pending)");
+                return;
+            }
+
+            Integer transactionMessageSequenceNumber = transaction.getMessageSequenceNumber();
+            if (transaction.getTransactionType() != ContextHubTransaction.TYPE_RELIABLE_MESSAGE
+                    || transactionMessageSequenceNumber == null
+                    || transactionMessageSequenceNumber != messageSequenceNumber) {
+                Log.w(TAG, "Received unexpected message transaction response (expected message "
+                        + "sequence number = "
+                        + transaction.getMessageSequenceNumber()
+                        + ", received messageSequenceNumber = " + messageSequenceNumber + ")");
+                return;
+            }
+
+            transaction.onTransactionComplete(success ? ContextHubTransaction.RESULT_SUCCESS :
+                            ContextHubTransaction.RESULT_FAILED_AT_HUB);
+            removeTransactionAndStartNext();
+            return;
+        }
+
+        ContextHubServiceTransaction transaction =
+                mReliableMessageTransactionMap.get(messageSequenceNumber);
         if (transaction == null) {
-            Log.w(TAG, "Received unexpected transaction response (no transaction pending)");
+            Log.w(TAG, "Could not find reliable message transaction with message sequence number"
+                    + messageSequenceNumber);
             return;
         }
 
-        Integer transactionMessageSequenceNumber = transaction.getMessageSequenceNumber();
-        if (transaction.getTransactionType() != ContextHubTransaction.TYPE_RELIABLE_MESSAGE
-                || transactionMessageSequenceNumber == null
-                || transactionMessageSequenceNumber != messageSequenceNumber) {
-            Log.w(TAG, "Received unexpected message transaction response (expected message "
-                    + "sequence number = "
-                    + transaction.getMessageSequenceNumber()
-                    + ", received messageSequenceNumber = " + messageSequenceNumber + ")");
-            return;
-        }
-
-        transaction.onTransactionComplete(success ? ContextHubTransaction.RESULT_SUCCESS :
-                        ContextHubTransaction.RESULT_FAILED_AT_HUB);
-        removeTransactionAndStartNext();
+        completeMessageTransaction(transaction,
+                success ? ContextHubTransaction.RESULT_SUCCESS
+                        : ContextHubTransaction.RESULT_FAILED_AT_HUB);
+        mExecutor.execute(() -> processMessageTransactions());
     }
 
     /**
@@ -503,6 +531,15 @@
      */
     /* package */
     synchronized void onHubReset() {
+        if (Flags.reliableMessageRetrySupportService()) {
+            Iterator<Map.Entry<Integer, ContextHubServiceTransaction>> iter =
+                    mReliableMessageTransactionMap.entrySet().iterator();
+            while (iter.hasNext()) {
+                completeMessageTransaction(iter.next().getValue(),
+                        ContextHubTransaction.RESULT_FAILED_AT_HUB, iter);
+            }
+        }
+
         ContextHubServiceTransaction transaction = mTransactionQueue.peek();
         if (transaction == null) {
             return;
@@ -566,7 +603,7 @@
 
                 long timeoutMs = transaction.getTimeout(TimeUnit.MILLISECONDS);
                 try {
-                    mTimeoutFuture = mTimeoutExecutor.schedule(
+                    mTimeoutFuture = mExecutor.schedule(
                             onTimeoutFunc, timeoutMs, TimeUnit.MILLISECONDS);
                 } catch (Exception e) {
                     Log.e(TAG, "Error when schedule a timer", e);
@@ -579,6 +616,136 @@
         }
     }
 
+    /**
+     * Processes message transactions, starting and completing them as needed.
+     * This function is called when adding a message transaction or when a timer
+     * expires for an existing message transaction's retry or timeout. The
+     * internal processing loop will iterate at most twice as if one iteration
+     * completes a transaction, the next iteration can only start new transactions.
+     * If the first iteration does not complete any transaction, the loop will
+     * only iterate once.
+     */
+    private synchronized void processMessageTransactions() {
+        if (!Flags.reliableMessageRetrySupportService()) {
+            return;
+        }
+
+        if (mReliableMessageTransactionFuture != null) {
+            mReliableMessageTransactionFuture.cancel(/* mayInterruptIfRunning= */ false);
+            mReliableMessageTransactionFuture = null;
+        }
+
+        long now = SystemClock.elapsedRealtimeNanos();
+        long nextExecutionTime = Long.MAX_VALUE;
+        boolean continueProcessing;
+        do {
+            continueProcessing = false;
+            Iterator<Map.Entry<Integer, ContextHubServiceTransaction>> iter =
+                    mReliableMessageTransactionMap.entrySet().iterator();
+            while (iter.hasNext()) {
+                ContextHubServiceTransaction transaction = iter.next().getValue();
+                short hostEndpointId = transaction.getHostEndpointId();
+                int numCompletedStartCalls = transaction.getNumCompletedStartCalls();
+                if (numCompletedStartCalls == 0
+                        && mReliableMessageHostEndpointIdActiveSet.contains(hostEndpointId)) {
+                    continue;
+                }
+
+                long nextRetryTime = transaction.getNextRetryTime();
+                long timeoutTime = transaction.getTimeoutTime();
+                boolean transactionTimedOut = timeoutTime <= now;
+                boolean transactionHitMaxRetries = nextRetryTime <= now
+                        && numCompletedStartCalls > RELIABLE_MESSAGE_MAX_NUM_RETRY;
+                if (transactionTimedOut || transactionHitMaxRetries) {
+                    completeMessageTransaction(transaction,
+                            ContextHubTransaction.RESULT_FAILED_TIMEOUT, iter);
+                    continueProcessing = true;
+                } else {
+                    if (nextRetryTime <= now || numCompletedStartCalls <= 0) {
+                        startMessageTransaction(transaction, now);
+                    }
+
+                    nextExecutionTime = Math.min(nextExecutionTime,
+                            transaction.getNextRetryTime());
+                    nextExecutionTime = Math.min(nextExecutionTime,
+                            transaction.getTimeoutTime());
+                }
+            }
+        } while (continueProcessing);
+
+        if (nextExecutionTime < Long.MAX_VALUE) {
+            mReliableMessageTransactionFuture = mExecutor.schedule(
+                    () -> processMessageTransactions(),
+                    Math.max(nextExecutionTime - SystemClock.elapsedRealtimeNanos(),
+                            RELIABLE_MESSAGE_MIN_WAIT_TIME.toNanos()),
+                    TimeUnit.NANOSECONDS);
+        }
+    }
+
+    /**
+     * Completes a message transaction and removes it from the reliable message map.
+     *
+     * @param transaction The transaction to complete.
+     * @param result The result code.
+     */
+    private void completeMessageTransaction(ContextHubServiceTransaction transaction,
+            @ContextHubTransaction.Result int result) {
+        completeMessageTransaction(transaction, result, /* iter= */ null);
+    }
+
+    /**
+     * Completes a message transaction and removes it from the reliable message map using iter.
+     *
+     * @param transaction The transaction to complete.
+     * @param result The result code.
+     * @param iter The iterator for the reliable message map - used to remove the message directly.
+     */
+    private void completeMessageTransaction(ContextHubServiceTransaction transaction,
+            @ContextHubTransaction.Result int result,
+            Iterator<Map.Entry<Integer, ContextHubServiceTransaction>> iter) {
+        transaction.onTransactionComplete(result);
+
+        if (iter == null) {
+            mReliableMessageTransactionMap.remove(transaction.getMessageSequenceNumber());
+        } else {
+            iter.remove();
+        }
+        mReliableMessageHostEndpointIdActiveSet.remove(transaction.getHostEndpointId());
+
+        Log.d(TAG, "Successfully completed reliable message transaction with "
+                + "message sequence number: " + transaction.getMessageSequenceNumber()
+                + " and result: " + result);
+    }
+
+    /**
+     * Starts a message transaction.
+     *
+     * @param transaction The transaction to start.
+     * @param now The now time.
+     */
+    private void startMessageTransaction(ContextHubServiceTransaction transaction, long now) {
+        int numCompletedStartCalls = transaction.getNumCompletedStartCalls();
+        @ContextHubTransaction.Result int result = transaction.onTransact();
+        if (result == ContextHubTransaction.RESULT_SUCCESS) {
+            Log.d(TAG, "Successfully "
+                    + (numCompletedStartCalls == 0 ? "started" : "retried")
+                    + " reliable message transaction with message sequence number: "
+                    + transaction.getMessageSequenceNumber());
+        } else {
+            Log.w(TAG, "Could not start reliable message transaction with "
+                    + "message sequence number: "
+                    + transaction.getMessageSequenceNumber()
+                    + ", result: " + result);
+        }
+
+        transaction.setNextRetryTime(now + RELIABLE_MESSAGE_RETRY_WAIT_TIME.toNanos());
+        if (transaction.getTimeoutTime() == Long.MAX_VALUE) { // first time starting transaction
+            transaction.setTimeoutTime(now + RELIABLE_MESSAGE_TIMEOUT.toNanos());
+        }
+        transaction.setNumCompletedStartCalls(numCompletedStartCalls + 1);
+        mReliableMessageHostEndpointIdActiveSet.add(transaction.getHostEndpointId());
+    }
+
     private int toStatsTransactionResult(@ContextHubTransaction.Result int result) {
         switch (result) {
             case ContextHubTransaction.RESULT_SUCCESS:
@@ -605,19 +772,34 @@
 
     @Override
     public String toString() {
-        StringBuilder sb = new StringBuilder(100);
-        ContextHubServiceTransaction[] arr;
+        StringBuilder sb = new StringBuilder();
+        int i = 0;
         synchronized (this) {
-            arr = mTransactionQueue.toArray(new ContextHubServiceTransaction[0]);
-        }
-        for (int i = 0; i < arr.length; i++) {
-            sb.append(i + ": " + arr[i] + "\n");
-        }
+            for (ContextHubServiceTransaction transaction: mTransactionQueue) {
+                sb.append(i);
+                sb.append(": ");
+                sb.append(transaction.toString());
+                sb.append("\n");
+                ++i;
+            }
 
-        sb.append("Transaction History:\n");
-        Iterator<TransactionRecord> iterator = mTransactionRecordDeque.descendingIterator();
-        while (iterator.hasNext()) {
-            sb.append(iterator.next() + "\n");
+            if (Flags.reliableMessageRetrySupportService()) {
+                for (ContextHubServiceTransaction transaction:
+                        mReliableMessageTransactionMap.values()) {
+                    sb.append(i);
+                    sb.append(": ");
+                    sb.append(transaction.toString());
+                    sb.append("\n");
+                    ++i;
+                }
+            }
+
+            sb.append("Transaction History:\n");
+            Iterator<TransactionRecord> iterator = mTransactionRecordDeque.descendingIterator();
+            while (iterator.hasNext()) {
+                sb.append(iterator.next());
+                sb.append("\n");
+            }
         }
         return sb.toString();
     }
diff --git a/services/core/java/com/android/server/location/contexthub/IContextHubWrapper.java b/services/core/java/com/android/server/location/contexthub/IContextHubWrapper.java
index 552809b..4fc3d87 100644
--- a/services/core/java/com/android/server/location/contexthub/IContextHubWrapper.java
+++ b/services/core/java/com/android/server/location/contexthub/IContextHubWrapper.java
@@ -52,6 +52,7 @@
 import java.util.Map;
 import java.util.NoSuchElementException;
 import java.util.Set;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
  * @hide
@@ -432,10 +433,16 @@
 
         // Use this thread in case where the execution requires to be on a service thread.
         // For instance, AppOpsManager.noteOp requires the UPDATE_APP_OPS_STATS permission.
-        private HandlerThread mHandlerThread =
+        private final HandlerThread mHandlerThread =
                 new HandlerThread("Context Hub AIDL callback", Process.THREAD_PRIORITY_BACKGROUND);
         private Handler mHandler;
 
+        // True if test mode is enabled for the Context Hub
+        private final AtomicBoolean mIsTestModeEnabled = new AtomicBoolean(false);
+
+        // The test mode manager that manages behaviors during test mode
+        private final ContextHubTestModeManager mTestModeManager = new ContextHubTestModeManager();
+
         private class ContextHubAidlCallback extends
                 android.hardware.contexthub.IContextHubCallback.Stub {
             private final int mContextHubId;
@@ -549,6 +556,8 @@
             } else {
                 Log.e(TAG, "mHandleServiceRestartCallback is not set");
             }
+
+            mIsTestModeEnabled.set(false);
         }
 
         public Pair<List<ContextHubInfo>, List<String>> getHubs() throws RemoteException {
@@ -659,7 +668,17 @@
             try {
                 var msg = ContextHubServiceUtil.createAidlContextHubMessage(
                         hostEndpointId, message);
-                hub.sendMessageToHub(contextHubId, msg);
+
+                // Only process the message normally if not using test mode manager or if
+                // the test mode manager call returned false as this indicates it did not
+                // process the message.
+                boolean useTestModeManager = Flags.reliableMessageImplementation()
+                        && Flags.reliableMessageTestModeBehavior()
+                        && mIsTestModeEnabled.get();
+                if (!useTestModeManager || !mTestModeManager.sendMessageToContextHub(message)) {
+                    hub.sendMessageToHub(contextHubId, msg);
+                }
+
                 return ContextHubTransaction.RESULT_SUCCESS;
             } catch (RemoteException | ServiceSpecificException e) {
                 return ContextHubTransaction.RESULT_FAILED_UNKNOWN;
@@ -828,6 +847,7 @@
                 return false;
             }
 
+            mIsTestModeEnabled.set(enable);
             try {
                 hub.setTestMode(enable);
                 return true;
diff --git a/services/core/java/com/android/server/pm/BackgroundUserSoundNotifier.java b/services/core/java/com/android/server/pm/BackgroundUserSoundNotifier.java
index ec95298..58b14b1 100644
--- a/services/core/java/com/android/server/pm/BackgroundUserSoundNotifier.java
+++ b/services/core/java/com/android/server/pm/BackgroundUserSoundNotifier.java
@@ -28,6 +28,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.pm.UserInfo;
 import android.media.AudioFocusInfo;
 import android.media.AudioManager;
 import android.media.AudioPlaybackConfiguration;
@@ -183,8 +184,8 @@
             foregroundContext) throws RemoteException {
         final int userId = UserHandle.getUserId(afi.getClientUid());
         final int usage = afi.getAttributes().getUsage();
-        String userName = mUserManager.getUserInfo(userId).name;
-        if (userId != foregroundContext.getUserId()) {
+        UserInfo userInfo = mUserManager.getUserInfo(userId);
+        if (userInfo != null && userId != foregroundContext.getUserId()) {
             //TODO: b/349138482 - Add handling of cases when usage == USAGE_NOTIFICATION_RINGTONE
             if (usage == USAGE_ALARM) {
                 Intent muteIntent = createIntent(ACTION_MUTE_SOUND, afi, foregroundContext, userId);
@@ -199,7 +200,7 @@
 
                 mUserWithNotification = foregroundContext.getUserId();
                 mNotificationManager.notifyAsUser(LOG_TAG, afi.getClientUid(),
-                        createNotification(userName, mutePI, switchPI, foregroundContext),
+                        createNotification(userInfo.name, mutePI, switchPI, foregroundContext),
                         foregroundContext.getUser());
             }
         }
diff --git a/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java b/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
index eabc979..1b7bf89 100644
--- a/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
+++ b/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
@@ -28,6 +28,7 @@
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.SuppressLint;
 import android.app.ActivityManager;
 import android.app.AlarmManager;
 import android.app.usage.NetworkStatsManager;
@@ -1974,13 +1975,15 @@
         private WifiManager mWifiManager;
         private BluetoothPowerStatsCollector.BluetoothStatsRetriever mBluetoothStatsRetriever;
 
+        @SuppressLint("WifiManagerPotentialLeak")
         void setContext(Context context) {
             mPackageManager = context.getPackageManager();
             mConsumedEnergyRetriever = new PowerStatsCollector.ConsumedEnergyRetrieverImpl(
                     LocalServices.getService(PowerStatsInternal.class));
             mNetworkStatsManager = context.getSystemService(NetworkStatsManager.class);
-            mTelephonyManager = context.getSystemService(TelephonyManager.class);
-            mWifiManager = context.getSystemService(WifiManager.class);
+            mTelephonyManager =
+                    (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+            mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
             mBluetoothStatsRetriever = new BluetoothStatsRetrieverImpl(
                     context.getSystemService(BluetoothManager.class));
         }
@@ -11288,10 +11291,11 @@
         mCpuPowerStatsCollector.addConsumer(this::recordPowerStats);
 
         mMobileRadioPowerStatsCollector = new MobileRadioPowerStatsCollector(
-                mPowerStatsCollectorInjector);
+                mPowerStatsCollectorInjector, this::onMobileRadioPowerStatsRetrieved);
         mMobileRadioPowerStatsCollector.addConsumer(this::recordPowerStats);
 
-        mWifiPowerStatsCollector = new WifiPowerStatsCollector(mPowerStatsCollectorInjector);
+        mWifiPowerStatsCollector = new WifiPowerStatsCollector(mPowerStatsCollectorInjector,
+                this::onWifiPowerStatsRetrieved);
         mWifiPowerStatsCollector.addConsumer(this::recordPowerStats);
 
         mBluetoothPowerStatsCollector = new BluetoothPowerStatsCollector(
@@ -12320,16 +12324,13 @@
 
     /**
      * Distribute WiFi energy info and network traffic to apps.
+     *
      * @param info The energy information from the WiFi controller.
      */
     @GuardedBy("this")
     public void updateWifiState(@Nullable final WifiActivityEnergyInfo info,
             final long consumedChargeUC, long elapsedRealtimeMs, long uptimeMs,
             @NonNull NetworkStatsManager networkStatsManager) {
-        if (mWifiPowerStatsCollector.isEnabled()) {
-            return;
-        }
-
         if (DEBUG_ENERGY) {
             synchronized (mWifiNetworkLock) {
                 Slog.d(TAG, "Updating wifi stats: " + Arrays.toString(mWifiIfaces));
@@ -12347,7 +12348,20 @@
                 delta = null;
             }
         }
+        updateWifiBatteryStats(info, delta, consumedChargeUC, elapsedRealtimeMs, uptimeMs);
+    }
 
+    private void onWifiPowerStatsRetrieved(WifiActivityEnergyInfo wifiActivityEnergyInfo,
+            List<NetworkStatsDelta> networkStatsDeltas, long elapsedRealtimeMs, long uptimeMs) {
+        // Do not populate consumed energy, because energy attribution is done by
+        // WifiPowerStatsProcessor.
+        updateWifiBatteryStats(wifiActivityEnergyInfo, networkStatsDeltas, POWER_DATA_UNAVAILABLE,
+                elapsedRealtimeMs, uptimeMs);
+    }
+
+    private void updateWifiBatteryStats(WifiActivityEnergyInfo info,
+            List<NetworkStatsDelta> delta, long consumedChargeUC, long elapsedRealtimeMs,
+            long uptimeMs) {
         synchronized (this) {
             if (!mOnBatteryInternal || mIgnoreNextExternalStats) {
                 if (mIgnoreNextExternalStats) {
@@ -12711,9 +12725,6 @@
                 : mLastModemActivityInfo.getDelta(activityInfo);
         mLastModemActivityInfo = activityInfo;
 
-        // Add modem tx power to history.
-        addModemTxPowerToHistory(deltaInfo, elapsedRealtimeMs, uptimeMs);
-
         // Grab a separate lock to acquire the network stats, which may do I/O.
         List<NetworkStatsDelta> delta = null;
         synchronized (mModemNetworkLock) {
@@ -12724,6 +12735,23 @@
             }
         }
 
+        updateCellularBatteryStats(deltaInfo, delta, consumedChargeUC, elapsedRealtimeMs, uptimeMs);
+    }
+
+    private void onMobileRadioPowerStatsRetrieved(ModemActivityInfo modemActivityInfo,
+            List<NetworkStatsDelta> networkStatsDeltas, long elapsedRealtimeMs, long uptimeMs) {
+        // Do not populate consumed energy, because energy attribution is done by
+        // MobileRadioPowerStatsProcessor.
+        updateCellularBatteryStats(modemActivityInfo, networkStatsDeltas, POWER_DATA_UNAVAILABLE,
+                elapsedRealtimeMs, uptimeMs);
+    }
+
+    private void updateCellularBatteryStats(@Nullable ModemActivityInfo deltaInfo,
+            @Nullable List<NetworkStatsDelta> delta, long consumedChargeUC, long elapsedRealtimeMs,
+            long uptimeMs) {
+        // Add modem tx power to history.
+        addModemTxPowerToHistory(deltaInfo, elapsedRealtimeMs, uptimeMs);
+
         synchronized (this) {
             final long totalRadioDurationMs =
                     mMobileRadioActiveTimer.getTimeSinceMarkLocked(
@@ -13111,7 +13139,6 @@
 
                 final long rxTimeMs = deltaInfo.getReceiveTimeMillis(rat, freq);
                 final int[] txTimesMs = deltaInfo.getTransmitTimeMillis(rat, freq);
-
                 ratStats.incrementRxDuration(freq, rxTimeMs);
                 if (isMobileRadioEnergyConsumerSupportedLocked()) {
                     // Accumulate the power cost of time spent receiving in a particular state.
@@ -15387,16 +15414,15 @@
     /*@hide */
     public WifiBatteryStats getWifiBatteryStats() {
         final int which = STATS_SINCE_CHARGED;
-        final long rawRealTimeUs = SystemClock.elapsedRealtime() * 1000;
+        final long rawRealTimeUs = mClock.elapsedRealtime() * 1000;
         final ControllerActivityCounter counter = getWifiControllerActivity();
         final long idleTimeMs = counter.getIdleTimeCounter().getCountLocked(which);
         final long scanTimeMs = counter.getScanTimeCounter().getCountLocked(which);
         final long rxTimeMs = counter.getRxTimeCounter().getCountLocked(which);
         final long txTimeMs = counter.getTxTimeCounters()[0].getCountLocked(which);
-        final long totalControllerActivityTimeMs
-                = computeBatteryRealtime(SystemClock.elapsedRealtime() * 1000, which) / 1000;
-        final long sleepTimeMs
-                = totalControllerActivityTimeMs - (idleTimeMs + rxTimeMs + txTimeMs);
+        final long totalControllerActivityTimeMs =
+                computeBatteryRealtime(mClock.elapsedRealtime() * 1000, which) / 1000;
+        final long sleepTimeMs = totalControllerActivityTimeMs - (idleTimeMs + rxTimeMs + txTimeMs);
         final long energyConsumedMaMs = counter.getPowerCounter().getCountLocked(which);
         final long monitoredRailChargeConsumedMaMs =
                 counter.getMonitoredRailChargeConsumedMaMs().getCountLocked(which);
diff --git a/services/core/java/com/android/server/power/stats/MobileRadioPowerStatsCollector.java b/services/core/java/com/android/server/power/stats/MobileRadioPowerStatsCollector.java
index 33ea563..c88e1b0 100644
--- a/services/core/java/com/android/server/power/stats/MobileRadioPowerStatsCollector.java
+++ b/services/core/java/com/android/server/power/stats/MobileRadioPowerStatsCollector.java
@@ -16,6 +16,7 @@
 
 package com.android.server.power.stats;
 
+import android.annotation.Nullable;
 import android.content.pm.PackageManager;
 import android.hardware.power.stats.EnergyConsumerType;
 import android.net.NetworkStats;
@@ -69,6 +70,13 @@
             AccessNetworkConstants.AccessNetworkType.NGRAN
     };
 
+    interface Observer {
+        void onMobileRadioPowerStatsRetrieved(
+                @Nullable ModemActivityInfo modemActivityDelta,
+                @Nullable List<BatteryStatsImpl.NetworkStatsDelta> networkStatsDeltas,
+                long elapsedRealtimeMs, long uptimeMs);
+    }
+
     interface Injector {
         Handler getHandler();
         Clock getClock();
@@ -84,6 +92,7 @@
     }
 
     private final Injector mInjector;
+    private final Observer mObserver;
 
     private MobileRadioPowerStatsLayout mLayout;
     private boolean mIsInitialized;
@@ -105,13 +114,14 @@
     private long mLastCallDuration;
     private long mLastScanDuration;
 
-    MobileRadioPowerStatsCollector(Injector injector) {
+    MobileRadioPowerStatsCollector(Injector injector, Observer observer) {
         super(injector.getHandler(), injector.getPowerStatsCollectionThrottlePeriod(
                         BatteryConsumer.powerComponentIdToString(
                                 BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO)),
                 injector.getUidResolver(),
                 injector.getClock());
         mInjector = injector;
+        mObserver = observer;
     }
 
     @Override
@@ -198,10 +208,8 @@
         Arrays.fill(mPowerStats.stats, 0);
         mPowerStats.uidStats.clear();
 
-        collectModemActivityInfo();
-
-        collectNetworkStats();
-
+        ModemActivityInfo modemActivityDelta = collectModemActivityInfo();
+        List<BatteryStatsImpl.NetworkStatsDelta> networkStatsDeltas = collectNetworkStats();
         if (mEnergyConsumerIds.length != 0) {
             collectEnergyConsumers();
         }
@@ -210,12 +218,16 @@
             setTimestamp(mClock.elapsedRealtime());
         }
 
+        if (mObserver != null) {
+            mObserver.onMobileRadioPowerStatsRetrieved(modemActivityDelta,
+                    networkStatsDeltas, mClock.elapsedRealtime(), mClock.uptimeMillis());
+        }
         return mPowerStats;
     }
 
-    private void collectModemActivityInfo() {
+    private ModemActivityInfo collectModemActivityInfo() {
         if (mTelephonyManager == null) {
-            return;
+            return null;
         }
 
         CompletableFuture<ModemActivityInfo> immediateFuture = new CompletableFuture<>();
@@ -243,7 +255,7 @@
         }
 
         if (activityInfo == null) {
-            return;
+            return null;
         }
 
         ModemActivityInfo deltaInfo = mLastModemActivityInfo == null
@@ -293,12 +305,13 @@
                 }
             }
         }
+        return deltaInfo;
     }
 
-    private void collectNetworkStats() {
+    private List<BatteryStatsImpl.NetworkStatsDelta> collectNetworkStats() {
         NetworkStats networkStats = mNetworkStatsSupplier.get();
         if (networkStats == null) {
-            return;
+            return null;
         }
 
         List<BatteryStatsImpl.NetworkStatsDelta> delta =
@@ -330,6 +343,7 @@
                 mLayout.setUidTxPackets(stats, mLayout.getUidTxPackets(stats) + txPackets);
             }
         }
+        return delta;
     }
 
     private void collectEnergyConsumers() {
diff --git a/services/core/java/com/android/server/power/stats/PowerStatsExporter.java b/services/core/java/com/android/server/power/stats/PowerStatsExporter.java
index 4bba649..549a97e 100644
--- a/services/core/java/com/android/server/power/stats/PowerStatsExporter.java
+++ b/services/core/java/com/android/server/power/stats/PowerStatsExporter.java
@@ -154,8 +154,11 @@
                 batteryUsageStatsBuilder.getAggregateBatteryConsumerBuilder(
                         BatteryUsageStats.AGGREGATE_BATTERY_CONSUMER_SCOPE_DEVICE);
         if (descriptor.powerComponentId >= BatteryConsumer.FIRST_CUSTOM_POWER_COMPONENT_ID) {
-            deviceScope.addConsumedPowerForCustomComponent(descriptor.powerComponentId,
-                    totalPower[0]);
+            if (batteryUsageStatsBuilder.isSupportedCustomPowerComponent(
+                    descriptor.powerComponentId)) {
+                deviceScope.addConsumedPowerForCustomComponent(descriptor.powerComponentId,
+                        totalPower[0]);
+            }
         } else {
             deviceScope.addConsumedPower(descriptor.powerComponentId,
                     totalPower[0], BatteryConsumer.POWER_MODEL_UNDEFINED);
diff --git a/services/core/java/com/android/server/power/stats/WifiPowerStatsCollector.java b/services/core/java/com/android/server/power/stats/WifiPowerStatsCollector.java
index bd04199..6d519ee 100644
--- a/services/core/java/com/android/server/power/stats/WifiPowerStatsCollector.java
+++ b/services/core/java/com/android/server/power/stats/WifiPowerStatsCollector.java
@@ -43,6 +43,12 @@
 
     private static final long ENERGY_UNSPECIFIED = -1;
 
+    interface Observer {
+        void onWifiPowerStatsRetrieved(WifiActivityEnergyInfo info,
+                List<BatteryStatsImpl.NetworkStatsDelta> delta, long elapsedRealtimeMs,
+                long uptimeMs);
+    }
+
     interface WifiStatsRetriever {
         interface Callback {
             void onWifiScanTime(int uid, long scanTimeMs, long batchScanTimeMs);
@@ -66,6 +72,7 @@
     }
 
     private final Injector mInjector;
+    private final Observer mObserver;
 
     private WifiPowerStatsLayout mLayout;
     private boolean mIsInitialized;
@@ -93,12 +100,13 @@
     private final SparseArray<WifiScanTimes> mLastScanTimes = new SparseArray<>();
     private long mLastWifiActiveDuration;
 
-    WifiPowerStatsCollector(Injector injector) {
+    WifiPowerStatsCollector(Injector injector, Observer observer) {
         super(injector.getHandler(), injector.getPowerStatsCollectionThrottlePeriod(
                         BatteryConsumer.powerComponentIdToString(
                                 BatteryConsumer.POWER_COMPONENT_WIFI)),
                 injector.getUidResolver(), injector.getClock());
         mInjector = injector;
+        mObserver = observer;
     }
 
     @Override
@@ -160,22 +168,27 @@
             return null;
         }
 
+        WifiActivityEnergyInfo activityInfo = null;
         if (mPowerReportingSupported) {
-            collectWifiActivityInfo();
+            activityInfo = collectWifiActivityInfo();
         } else {
             collectWifiActivityStats();
         }
-        collectNetworkStats();
+        List<BatteryStatsImpl.NetworkStatsDelta> networkStatsDeltas = collectNetworkStats();
         collectWifiScanTime();
 
         if (mEnergyConsumerIds.length != 0) {
             collectEnergyConsumers();
         }
 
+        if (mObserver != null) {
+            mObserver.onWifiPowerStatsRetrieved(activityInfo, networkStatsDeltas,
+                    mClock.elapsedRealtime(), mClock.uptimeMillis());
+        }
         return mPowerStats;
     }
 
-    private void collectWifiActivityInfo() {
+    private WifiActivityEnergyInfo collectWifiActivityInfo() {
         CompletableFuture<WifiActivityEnergyInfo> immediateFuture = new CompletableFuture<>();
         mWifiManager.getWifiActivityEnergyInfoAsync(Runnable::run,
                 immediateFuture::complete);
@@ -190,7 +203,7 @@
         }
 
         if (activityInfo == null) {
-            return;
+            return null;
         }
 
         long rxDuration = activityInfo.getControllerRxDurationMillis()
@@ -210,6 +223,9 @@
         mPowerStats.durationMs = rxDuration + txDuration + scanDuration + idleDuration;
 
         mLastWifiActivityInfo = activityInfo;
+
+        return new WifiActivityEnergyInfo(activityInfo.getTimeSinceBootMillis(),
+                activityInfo.getStackState(), txDuration, rxDuration, scanDuration, idleDuration);
     }
 
     private void collectWifiActivityStats() {
@@ -219,12 +235,12 @@
         mPowerStats.durationMs = duration;
     }
 
-    private void collectNetworkStats() {
+    private List<BatteryStatsImpl.NetworkStatsDelta> collectNetworkStats() {
         mPowerStats.uidStats.clear();
 
         NetworkStats networkStats = mNetworkStatsSupplier.get();
         if (networkStats == null) {
-            return;
+            return null;
         }
 
         List<BatteryStatsImpl.NetworkStatsDelta> delta =
@@ -256,6 +272,7 @@
                 mLayout.setUidTxPackets(stats, mLayout.getUidTxPackets(stats) + txPackets);
             }
         }
+        return delta;
     }
 
     private void collectWifiScanTime() {
diff --git a/services/core/java/com/android/server/tv/interactive/TvInteractiveAppManagerService.java b/services/core/java/com/android/server/tv/interactive/TvInteractiveAppManagerService.java
index 34c90f1..edd2fa9 100644
--- a/services/core/java/com/android/server/tv/interactive/TvInteractiveAppManagerService.java
+++ b/services/core/java/com/android/server/tv/interactive/TvInteractiveAppManagerService.java
@@ -2124,7 +2124,7 @@
         @Override
         public void setTeletextAppEnabled(IBinder sessionToken, boolean enable, int userId) {
             if (DEBUG) {
-                Slogf.d(TAG, "setTeletextAppEnabled(enable=%d)", enable);
+                Slogf.d(TAG, "setTeletextAppEnabled(enable=%b)", enable);
             }
             final int callingUid = Binder.getCallingUid();
             final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid,
diff --git a/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java b/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
index b846947..72c7be3 100644
--- a/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
+++ b/services/core/java/com/android/server/wallpaper/WallpaperManagerService.java
@@ -101,6 +101,7 @@
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.os.UserManager;
+import android.os.storage.StorageManager;
 import android.service.wallpaper.IWallpaperConnection;
 import android.service.wallpaper.IWallpaperEngine;
 import android.service.wallpaper.IWallpaperService;
@@ -2209,8 +2210,12 @@
     public ParcelFileDescriptor getWallpaperWithFeature(String callingPkg, String callingFeatureId,
             IWallpaperManagerCallback cb, final int which, Bundle outParams, int wallpaperUserId,
             boolean getCropped) {
-        final boolean hasPrivilege = hasPermission(READ_WALLPAPER_INTERNAL);
-        if (!hasPrivilege) checkPermission(MANAGE_EXTERNAL_STORAGE);
+        final boolean hasPrivilege = hasPermission(READ_WALLPAPER_INTERNAL)
+                || hasPermission(MANAGE_EXTERNAL_STORAGE);
+        if (!hasPrivilege) {
+            mContext.getSystemService(StorageManager.class).checkPermissionReadImages(true,
+                    Binder.getCallingPid(), Binder.getCallingUid(), callingPkg, callingFeatureId);
+        }
 
         wallpaperUserId = ActivityManager.handleIncomingUser(Binder.getCallingPid(),
                 Binder.getCallingUid(), wallpaperUserId, false, true, "getWallpaper", null);
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index 6b25c84..dce496d 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -4578,9 +4578,6 @@
         if (!delayed) {
             updateReportedVisibilityLocked();
         }
-
-        // Reset the last saved PiP snap fraction on removal.
-        mDisplayContent.mPinnedTaskController.onActivityHidden(mActivityComponent);
         mDisplayContent.onRunningActivityChanged();
         mRemovingFromDisplay = false;
     }
@@ -6744,8 +6741,6 @@
         if (task.mLastRecentsAnimationTransaction != null) {
             task.clearLastRecentsAnimationTransaction(true /* forceRemoveOverlay */);
         }
-        // Reset the last saved PiP snap fraction on app stop.
-        mDisplayContent.mPinnedTaskController.onActivityHidden(mActivityComponent);
         if (isClientVisible()) {
             // Though this is usually unlikely to happen, still make sure the client is invisible.
             setClientVisible(false);
diff --git a/services/core/java/com/android/server/wm/PinnedTaskController.java b/services/core/java/com/android/server/wm/PinnedTaskController.java
index 4378b4f..755d4c8 100644
--- a/services/core/java/com/android/server/wm/PinnedTaskController.java
+++ b/services/core/java/com/android/server/wm/PinnedTaskController.java
@@ -22,7 +22,6 @@
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;
 
 import android.app.PictureInPictureParams;
-import android.content.ComponentName;
 import android.content.res.Resources;
 import android.graphics.Insets;
 import android.graphics.Matrix;
@@ -326,19 +325,6 @@
     }
 
     /**
-     * Activity is hidden (either stopped or removed), resets the last saved snap fraction
-     * so that the default bounds will be returned for the next session.
-     */
-    void onActivityHidden(ComponentName componentName) {
-        if (mPinnedTaskListener == null) return;
-        try {
-            mPinnedTaskListener.onActivityHidden(componentName);
-        } catch (RemoteException e) {
-            Slog.e(TAG_WM, "Error delivering reset reentry fraction event.", e);
-        }
-    }
-
-    /**
      * Sets the Ime state and height.
      */
     void setAdjustedForIme(boolean adjustedForIme, int imeHeight) {
diff --git a/services/core/java/com/android/server/wm/WallpaperWindowToken.java b/services/core/java/com/android/server/wm/WallpaperWindowToken.java
index 9d1551c..b7f8505 100644
--- a/services/core/java/com/android/server/wm/WallpaperWindowToken.java
+++ b/services/core/java/com/android/server/wm/WallpaperWindowToken.java
@@ -32,6 +32,7 @@
 import android.util.SparseArray;
 
 import com.android.internal.protolog.common.ProtoLog;
+import com.android.window.flags.Flags;
 
 import java.util.function.Consumer;
 
@@ -80,6 +81,20 @@
         mDisplayContent.mWallpaperController.removeWallpaperToken(this);
     }
 
+    @Override
+    public void prepareSurfaces() {
+        super.prepareSurfaces();
+
+        if (Flags.ensureWallpaperInTransitions()) {
+            // Similar to Task.prepareSurfaces, outside of transitions we need to apply visibility
+            // changes directly. In transitions the transition player will take care of applying the
+            // visibility change.
+            if (!mTransitionController.inTransition(this)) {
+                getSyncTransaction().setVisibility(mSurfaceControl, isVisible());
+            }
+        }
+    }
+
     /**
      * Controls whether this wallpaper shows underneath the keyguard or is hidden and only
      * revealed once keyguard is dismissed.
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 72ec058..5215609 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -3796,7 +3796,7 @@
             hideBootMessagesLocked();
             // If the screen still doesn't come up after 30 seconds, give
             // up and turn it on.
-            mH.sendEmptyMessageDelayed(H.BOOT_TIMEOUT, 30 * 1000);
+            mH.sendEmptyMessageDelayed(H.BOOT_TIMEOUT, 30 * 1000 * Build.HW_TIMEOUT_MULTIPLIER);
         }
 
         mPolicy.systemBooted();
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index f72e82a..d845968 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -3695,7 +3695,7 @@
 
     void fillInsetsSourceControls(@NonNull InsetsSourceControl.Array outArray,
             boolean copyControls) {
-        final int lastSeq = mLastReportedInsetsState.getSeq();
+        final int lastSeq = mLastReportedActiveControls.getSeq();
         final InsetsSourceControl[] controls =
                 getDisplayContent().getInsetsStateController().getControlsForDispatch(this);
         outArray.set(controls, copyControls);
diff --git a/services/core/java/com/android/server/wm/WindowStateAnimator.java b/services/core/java/com/android/server/wm/WindowStateAnimator.java
index 6fd7aa0..9ecd492 100644
--- a/services/core/java/com/android/server/wm/WindowStateAnimator.java
+++ b/services/core/java/com/android/server/wm/WindowStateAnimator.java
@@ -63,6 +63,7 @@
 
 import com.android.internal.protolog.common.LogLevel;
 import com.android.internal.protolog.common.ProtoLog;
+import com.android.window.flags.Flags;
 import com.android.server.policy.WindowManagerPolicy;
 
 import java.io.PrintWriter;
@@ -374,9 +375,13 @@
             ProtoLog.i(WM_SHOW_SURFACE_ALLOC, "SURFACE DESTROY: %s. %s",
                     mWin, new RuntimeException().fillInStackTrace());
             destroySurface(t);
-            // Don't hide wallpaper if we're deferring the surface destroy
-            // because of a surface change.
-            mWallpaperControllerLocked.hideWallpapers(mWin);
+            if (Flags.ensureWallpaperInTransitions()) {
+                if (mWallpaperControllerLocked.isWallpaperTarget(mWin)) {
+                    mWin.requestUpdateWallpaperIfNeeded();
+                }
+            } else {
+                mWallpaperControllerLocked.hideWallpapers(mWin);
+            }
         } catch (RuntimeException e) {
             Slog.w(TAG, "Exception thrown when destroying Window " + this
                     + " surface " + mSurfaceController + " session " + mSession + ": "
@@ -431,7 +436,9 @@
 
         if (!w.isOnScreen()) {
             hide(t, "prepareSurfaceLocked");
-            mWallpaperControllerLocked.hideWallpapers(w);
+            if (!w.mIsWallpaper || !Flags.ensureWallpaperInTransitions()) {
+                mWallpaperControllerLocked.hideWallpapers(w);
+            }
 
             // If we are waiting for this window to handle an orientation change. If this window is
             // really hidden (gone for layout), there is no point in still waiting for it.
diff --git a/services/tests/InputMethodSystemServerTests/src/com/android/server/inputmethod/DefaultImeVisibilityApplierTest.java b/services/tests/InputMethodSystemServerTests/src/com/android/server/inputmethod/DefaultImeVisibilityApplierTest.java
index d4adba2..9acebf7 100644
--- a/services/tests/InputMethodSystemServerTests/src/com/android/server/inputmethod/DefaultImeVisibilityApplierTest.java
+++ b/services/tests/InputMethodSystemServerTests/src/com/android/server/inputmethod/DefaultImeVisibilityApplierTest.java
@@ -217,8 +217,8 @@
             final int displayIdToShowIme = bindingController.getDisplayIdToShowIme();
             mInputMethodManagerService.hideCurrentInputLocked(mWindowToken,
                     statsToken, 0 /* flags */, null /* resultReceiver */,
-                    HIDE_SWITCH_USER);
-            mInputMethodManagerService.onUnbindCurrentMethodByReset();
+                    HIDE_SWITCH_USER, mUserId);
+            mInputMethodManagerService.onUnbindCurrentMethodByReset(mUserId);
 
             // Expects applyImeVisibility() -> hideIme() will be called to notify WM for syncing
             // the IME hidden state.
diff --git a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
index bb774ee..7b8b712 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
@@ -1707,7 +1707,8 @@
         int initState = Display.STATE_OFF;
         mHolder = createDisplayPowerController(DISPLAY_ID, UNIQUE_ID);
         mHolder.dpc.setDisplayOffloadSession(mDisplayOffloadSession);
-        when(mDisplayOffloadSession.blockScreenOn(any())).thenReturn(true);
+        ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
+        when(mDisplayOffloadSession.blockScreenOn(argumentCaptor.capture())).thenReturn(true);
 
         // Start with OFF.
         when(mHolder.displayPowerState.getScreenState()).thenReturn(initState);
@@ -1721,8 +1722,7 @@
         mHolder.dpc.requestPowerState(dpr, /* waitForNegativeProximity= */ false);
         advanceTime(1); // Run updatePowerState
 
-        ArgumentCaptor<Runnable> argumentCaptor = ArgumentCaptor.forClass(Runnable.class);
-        verify(mDisplayOffloadSession).blockScreenOn(argumentCaptor.capture());
+        verify(mDisplayOffloadSession).blockScreenOn(any());
 
         // Unblocked
         argumentCaptor.getValue().run();
diff --git a/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsCollectorTest.java b/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsCollectorTest.java
index 0275319..ef20946 100644
--- a/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsCollectorTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsCollectorTest.java
@@ -39,6 +39,7 @@
 import android.os.BatteryStats;
 import android.os.Handler;
 import android.os.OutcomeReceiver;
+import android.os.connectivity.CellularBatteryStats;
 import android.platform.test.ravenwood.RavenwoodRule;
 import android.telephony.AccessNetworkConstants;
 import android.telephony.ActivityStatsTechSpecificInfo;
@@ -167,6 +168,7 @@
     public void setup() {
         MockitoAnnotations.initMocks(this);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
+        when(mContext.getSystemService(Context.TELEPHONY_SERVICE)).thenReturn(mTelephony);
         when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_TELEPHONY)).thenReturn(true);
         when(mPowerStatsUidResolver.mapUid(anyInt())).thenAnswer(invocation -> {
             int uid = invocation.getArgument(0);
@@ -352,8 +354,48 @@
                 "UID 42: rx-pkts: 100 rx-B: 1000 tx-pkts: 200 tx-B: 2000");
     }
 
+    @Test
+    public void getCellularBatteryStats() throws Throwable {
+        mBatteryStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO,
+                true);
+
+        mockModemActivityInfo(1000, 2000, 3000, 600, new int[]{100, 200, 300, 400, 500});
+        mockNetworkStats(1100,
+                5321, 421, 3234, 223,
+                8000, 80, 4000, 40);
+
+        // This should trigger a baseline sample collection
+        mBatteryStats.onSystemReady(mContext);
+        mStatsRule.waitForBackgroundThread();
+
+        mockModemActivityInfo(20000, 2222, 3333, 666, new int[]{111, 222, 333, 444, 555});
+        mockNetworkStats(21000,
+                6321, 521, 7234, 423,
+                8888, 88, 4444, 44);
+
+        mStatsRule.setTime(30000, 30000);
+        mBatteryStats.getPowerStatsCollector(BatteryConsumer.POWER_COMPONENT_MOBILE_RADIO)
+                .schedule();
+        mStatsRule.waitForBackgroundThread();
+
+        CellularBatteryStats stats = mBatteryStats.getCellularBatteryStats();
+        assertThat(stats.getSleepTimeMillis()).isEqualTo(222);
+        assertThat(stats.getIdleTimeMillis()).isEqualTo(333);
+        assertThat(stats.getRxTimeMillis()).isEqualTo(66);
+        assertThat(stats.getTxTimeMillis(ModemActivityInfo.TX_POWER_LEVEL_0)).isEqualTo(11);
+        assertThat(stats.getTxTimeMillis(ModemActivityInfo.TX_POWER_LEVEL_1)).isEqualTo(22);
+        assertThat(stats.getTxTimeMillis(ModemActivityInfo.TX_POWER_LEVEL_2)).isEqualTo(33);
+        assertThat(stats.getTxTimeMillis(ModemActivityInfo.TX_POWER_LEVEL_3)).isEqualTo(44);
+        assertThat(stats.getTxTimeMillis(ModemActivityInfo.TX_POWER_LEVEL_4)).isEqualTo(55);
+        assertThat(stats.getNumPacketsRx()).isEqualTo(934);
+        assertThat(stats.getNumBytesRx()).isEqualTo(19967);
+        assertThat(stats.getNumPacketsTx()).isEqualTo(770);
+        assertThat(stats.getNumBytesTx()).isEqualTo(14214);
+    }
+
     private PowerStats collectPowerStats(boolean perNetworkTypeData) throws Throwable {
-        MobileRadioPowerStatsCollector collector = new MobileRadioPowerStatsCollector(mInjector);
+        MobileRadioPowerStatsCollector collector =
+                new MobileRadioPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         when(mConsumedEnergyRetriever.getEnergyConsumerIds(
@@ -462,6 +504,7 @@
                     .addEntry(new NetworkStats.Entry("mobile", APP_UID3, 0, 0, METERED_NO,
                             ROAMING_NO, DEFAULT_NETWORK_NO, 314, 281, 314, 281, 111));
         }
+        mBatteryStats.setNetworkStats(stats);
         when(mNetworkStatsSupplier.get()).thenReturn(stats);
     }
 
diff --git a/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsProcessorTest.java b/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsProcessorTest.java
index 137c2a6..d7024e5 100644
--- a/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsProcessorTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/power/stats/MobileRadioPowerStatsProcessorTest.java
@@ -191,7 +191,8 @@
         aggregatedStats.setUidState(APP_UID, STATE_PROCESS_STATE, PROCESS_STATE_FOREGROUND, 0);
         aggregatedStats.setUidState(APP_UID2, STATE_PROCESS_STATE, PROCESS_STATE_CACHED, 0);
 
-        MobileRadioPowerStatsCollector collector = new MobileRadioPowerStatsCollector(mInjector);
+        MobileRadioPowerStatsCollector collector =
+                new MobileRadioPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Initial empty ModemActivityInfo.
@@ -430,7 +431,8 @@
         aggregatedStats.setUidState(APP_UID, STATE_PROCESS_STATE, PROCESS_STATE_FOREGROUND, 0);
         aggregatedStats.setUidState(APP_UID2, STATE_PROCESS_STATE, PROCESS_STATE_CACHED, 0);
 
-        MobileRadioPowerStatsCollector collector = new MobileRadioPowerStatsCollector(mInjector);
+        MobileRadioPowerStatsCollector collector =
+                new MobileRadioPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Initial empty ModemActivityInfo.
diff --git a/services/tests/powerstatstests/src/com/android/server/power/stats/PhoneCallPowerStatsProcessorTest.java b/services/tests/powerstatstests/src/com/android/server/power/stats/PhoneCallPowerStatsProcessorTest.java
index 548d54c..c268110 100644
--- a/services/tests/powerstatstests/src/com/android/server/power/stats/PhoneCallPowerStatsProcessorTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/power/stats/PhoneCallPowerStatsProcessorTest.java
@@ -180,7 +180,8 @@
         aggregatedPowerStats.setDeviceState(STATE_POWER, POWER_STATE_OTHER, 0);
         aggregatedPowerStats.setDeviceState(STATE_SCREEN, SCREEN_STATE_ON, 0);
 
-        MobileRadioPowerStatsCollector collector = new MobileRadioPowerStatsCollector(mInjector);
+        MobileRadioPowerStatsCollector collector =
+                new MobileRadioPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Initial empty ModemActivityInfo.
diff --git a/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsCollectorTest.java b/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsCollectorTest.java
index a280cfe..362607b 100644
--- a/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsCollectorTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsCollectorTest.java
@@ -40,6 +40,7 @@
 import android.os.Handler;
 import android.os.WorkSource;
 import android.os.connectivity.WifiActivityEnergyInfo;
+import android.os.connectivity.WifiBatteryStats;
 import android.platform.test.ravenwood.RavenwoodRule;
 import android.util.IndentingPrintWriter;
 import android.util.SparseArray;
@@ -186,6 +187,7 @@
                 return uid;
             }
         });
+        when(mContext.getSystemService(Context.WIFI_SERVICE)).thenReturn(mWifiManager);
         mBatteryStats = mStatsRule.getBatteryStats();
     }
 
@@ -319,10 +321,51 @@
                         + " scan: 234 batched-scan: 345");
     }
 
+    @Test
+    public void getWifiBatteryStats() throws Throwable {
+        when(mWifiManager.isEnhancedPowerReportingSupported()).thenReturn(true);
+        mBatteryStats.setPowerStatsCollectorEnabled(BatteryConsumer.POWER_COMPONENT_WIFI,
+                true);
+
+        mockWifiActivityInfo(1000, 600, 100, 2000, 3000);
+        mockNetworkStats(1000);
+        mockNetworkStatsEntry(APP_UID1, 4321, 321, 1234, 23);
+        mockNetworkStatsEntry(APP_UID2, 4000, 40, 2000, 20);
+        mockWifiScanTimes(APP_UID1, 1000, 2000);
+        mockWifiScanTimes(APP_UID2, 3000, 4000);
+
+        // This should trigger a baseline sample collection
+        mBatteryStats.onSystemReady(mContext);
+        mStatsRule.waitForBackgroundThread();
+
+        mockWifiActivityInfo(1100, 6600, 1100, 2200, 3300);
+        mockNetworkStats(1100);
+        mockNetworkStatsEntry(APP_UID1, 5321, 421, 3234, 223);
+        mockNetworkStatsEntry(APP_UID2, 8000, 80, 4000, 40);
+        mockWifiScanTimes(APP_UID1, 1234, 2345);
+        mockWifiScanTimes(APP_UID2, 3100, 4200);
+
+        mStatsRule.setTime(30000, 30000);
+        mBatteryStats.getPowerStatsCollector(BatteryConsumer.POWER_COMPONENT_WIFI)
+                .schedule();
+        mStatsRule.waitForBackgroundThread();
+
+        WifiBatteryStats stats = mBatteryStats.getWifiBatteryStats();
+        assertThat(stats.getNumPacketsRx()).isEqualTo(501);
+        assertThat(stats.getNumBytesRx()).isEqualTo(13321);
+        assertThat(stats.getNumPacketsTx()).isEqualTo(263);
+        assertThat(stats.getNumBytesTx()).isEqualTo(7234);
+        assertThat(stats.getScanTimeMillis()).isEqualTo(2200);
+        assertThat(stats.getRxTimeMillis()).isEqualTo(6000);
+        assertThat(stats.getTxTimeMillis()).isEqualTo(1000);
+        assertThat(stats.getIdleTimeMillis()).isEqualTo(300);
+        assertThat(stats.getSleepTimeMillis()).isEqualTo(30000 - 6000 - 1000 - 300);
+    }
+
     private PowerStats collectPowerStats(boolean hasPowerReporting) {
         when(mWifiManager.isEnhancedPowerReportingSupported()).thenReturn(hasPowerReporting);
 
-        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector);
+        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         when(mConsumedEnergyRetriever.getEnergyConsumerIds(EnergyConsumerType.WIFI))
@@ -389,6 +432,7 @@
         } else {
             mNetworkStats = new NetworkStats(elapsedRealtime, 1);
         }
+        mBatteryStats.setNetworkStats(mNetworkStats);
         when(mNetworkStatsSupplier.get()).thenReturn(mNetworkStats);
     }
 
@@ -411,6 +455,7 @@
                     .addEntry(new NetworkStats.Entry("wifi", uid, 0, 0,
                             METERED_NO, ROAMING_NO, DEFAULT_NETWORK_NO, rxBytes, rxPackets,
                             txBytes, txPackets, 100));
+            mBatteryStats.setNetworkStats(mNetworkStats);
             reset(mNetworkStatsSupplier);
             when(mNetworkStatsSupplier.get()).thenReturn(mNetworkStats);
         }
diff --git a/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsProcessorTest.java b/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsProcessorTest.java
index ff56691..7ddaefd 100644
--- a/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsProcessorTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/power/stats/WifiPowerStatsProcessorTest.java
@@ -99,6 +99,8 @@
     @Mock
     private WifiManager mWifiManager;
 
+    private MockBatteryStatsImpl mBatteryStats;
+
     private static class ScanTimes {
         public long scanTimeMs;
         public long batchScanTimeMs;
@@ -185,6 +187,8 @@
         when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_WIFI)).thenReturn(true);
         when(mPowerStatsUidResolver.mapUid(anyInt()))
                 .thenAnswer(invocation -> invocation.getArgument(0));
+
+        mBatteryStats = mStatsRule.getBatteryStats();
     }
 
     @Test
@@ -200,7 +204,7 @@
 
         PowerComponentAggregatedPowerStats aggregatedStats = createAggregatedPowerStats(processor);
 
-        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector);
+        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Initial empty WifiActivityEnergyInfo.
@@ -312,7 +316,7 @@
 
         PowerComponentAggregatedPowerStats aggregatedStats = createAggregatedPowerStats(processor);
 
-        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector);
+        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Initial empty WifiActivityEnergyInfo.
@@ -425,7 +429,7 @@
 
         PowerComponentAggregatedPowerStats aggregatedStats = createAggregatedPowerStats(processor);
 
-        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector);
+        WifiPowerStatsCollector collector = new WifiPowerStatsCollector(mInjector, null);
         collector.setEnabled(true);
 
         // Establish a baseline
diff --git a/services/tests/servicestests/src/com/android/server/audio/AudioServerPermissionProviderTest.java b/services/tests/servicestests/src/com/android/server/audio/AudioServerPermissionProviderTest.java
index 0f3b0aa..636cbee 100644
--- a/services/tests/servicestests/src/com/android/server/audio/AudioServerPermissionProviderTest.java
+++ b/services/tests/servicestests/src/com/android/server/audio/AudioServerPermissionProviderTest.java
@@ -37,6 +37,7 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.android.media.permission.INativePermissionController;
+import com.android.media.permission.PermissionEnum;
 import com.android.media.permission.UidPackageState;
 import com.android.server.pm.pkg.PackageState;
 
@@ -353,6 +354,56 @@
     }
 
     @Test
+    public void testSpecialHotwordPermissions() throws Exception {
+        BiPredicate<Integer, String> customPermPred = mock(BiPredicate.class);
+        var initPackageListData =
+                List.of(mMockPackageStateOne_10000_one, mMockPackageStateTwo_10001_two);
+        // expected state
+        // PERM[CAPTURE_AUDIO_HOTWORD]: [10000]
+        // PERM[CAPTURE_AUDIO_OUTPUT]: [10001]
+        // PERM[RECORD_AUDIO]: [10001]
+        // PERM[...]: []
+        when(customPermPred.test(
+                        eq(10000), eq(MONITORED_PERMS[PermissionEnum.CAPTURE_AUDIO_HOTWORD])))
+                .thenReturn(true);
+        when(customPermPred.test(
+                        eq(10001), eq(MONITORED_PERMS[PermissionEnum.CAPTURE_AUDIO_OUTPUT])))
+                .thenReturn(true);
+        when(customPermPred.test(eq(10001), eq(MONITORED_PERMS[PermissionEnum.RECORD_AUDIO])))
+                .thenReturn(true);
+        mPermissionProvider =
+                new AudioServerPermissionProvider(
+                        initPackageListData, customPermPred, () -> new int[] {0});
+        int HDS_UID = 99001;
+        mPermissionProvider.onServiceStart(mMockPc);
+        clearInvocations(mMockPc);
+        mPermissionProvider.setIsolatedServiceUid(HDS_UID, 10000);
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.CAPTURE_AUDIO_HOTWORD),
+                        aryEq(new int[] {10000, HDS_UID}));
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.CAPTURE_AUDIO_OUTPUT),
+                        aryEq(new int[] {10001, HDS_UID}));
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.RECORD_AUDIO), aryEq(new int[] {10001, HDS_UID}));
+
+        clearInvocations(mMockPc);
+        mPermissionProvider.clearIsolatedServiceUid(HDS_UID);
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.CAPTURE_AUDIO_HOTWORD), aryEq(new int[] {10000}));
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.CAPTURE_AUDIO_OUTPUT), aryEq(new int[] {10001}));
+        verify(mMockPc)
+                .populatePermissionState(
+                        eq((byte) PermissionEnum.RECORD_AUDIO), aryEq(new int[] {10001}));
+    }
+
+    @Test
     public void testPermissionsPopulated_onChange() throws Exception {
         var initPackageListData =
                 List.of(mMockPackageStateOne_10000_one, mMockPackageStateTwo_10001_two);
diff --git a/services/tests/servicestests/src/com/android/server/autofill/RequestIdTest.java b/services/tests/servicestests/src/com/android/server/autofill/RequestIdTest.java
index 6d56c41..60c3659 100644
--- a/services/tests/servicestests/src/com/android/server/autofill/RequestIdTest.java
+++ b/services/tests/servicestests/src/com/android/server/autofill/RequestIdTest.java
@@ -17,17 +17,25 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import android.util.Slog;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
-import java.util.ArrayList;
-import java.util.List;
-
 @RunWith(JUnit4.class)
 public class RequestIdTest {
 
+    private static final int TEST_DATASET_SIZE = 300;
+    private static final int TEST_WRAP_SIZE = 50; // Number of request ids before wrap happens
+    private static final String TAG = "RequestIdTest";
+
     List<Integer> datasetPrimaryNoWrap = new ArrayList<>();
     List<Integer> datasetPrimaryWrap = new ArrayList<>();
     List<Integer> datasetSecondaryNoWrap = new ArrayList<>();
@@ -35,151 +43,200 @@
     List<Integer> datasetMixedNoWrap = new ArrayList<>();
     List<Integer> datasetMixedWrap = new ArrayList<>();
 
-    @Before
-    public void setup() throws Exception {
-      int datasetSize = 300;
+    List<Integer> manualWrapRequestIdList = Arrays.asList(3, 9, 15,
+                                                            RequestId.MAX_SECONDARY_REQUEST_ID - 5,
+                                                            RequestId.MAX_SECONDARY_REQUEST_ID - 3);
+    List<Integer> manualNoWrapRequestIdList =Arrays.asList(2, 6, 10, 14, 18, 22, 26, 30);
 
+    List<Integer> manualOneElementRequestIdList = Arrays.asList(1);
+
+    @Before
+    public void setup() throws IllegalArgumentException {
+        Slog.d(TAG, "setup()");
         { // Generate primary only ids that do not wrap
-            RequestId requestId = new RequestId(0);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MIN_PRIMARY_REQUEST_ID);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetPrimaryNoWrap.add(requestId.nextId(false));
             }
+            Collections.sort(datasetPrimaryNoWrap);
         }
 
         { // Generate primary only ids that wrap
-            RequestId requestId = new RequestId(0xff00);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MAX_PRIMARY_REQUEST_ID -
+                                                    TEST_WRAP_SIZE * 2);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetPrimaryWrap.add(requestId.nextId(false));
             }
+            Collections.sort(datasetPrimaryWrap);
         }
 
         { // Generate SECONDARY only ids that do not wrap
-            RequestId requestId = new RequestId(0);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MIN_SECONDARY_REQUEST_ID);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetSecondaryNoWrap.add(requestId.nextId(true));
             }
+            Collections.sort(datasetSecondaryNoWrap);
         }
 
         { // Generate SECONDARY only ids that wrap
-            RequestId requestId = new RequestId(0xff00);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MAX_SECONDARY_REQUEST_ID -
+                                                    TEST_WRAP_SIZE * 2);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetSecondaryWrap.add(requestId.nextId(true));
             }
+            Collections.sort(datasetSecondaryWrap);
         }
 
         { // Generate MIXED only ids that do not wrap
-            RequestId requestId = new RequestId(0);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MIN_REQUEST_ID);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetMixedNoWrap.add(requestId.nextId(i % 2 != 0));
             }
+            Collections.sort(datasetMixedNoWrap);
         }
 
         { // Generate MIXED only ids that wrap
-            RequestId requestId = new RequestId(0xff00);
-            for (int i = 0; i < datasetSize; i++) {
+            RequestId requestId = new RequestId(RequestId.MAX_REQUEST_ID -
+                                                    TEST_WRAP_SIZE);
+            for (int i = 0; i < TEST_DATASET_SIZE; i++) {
                 datasetMixedWrap.add(requestId.nextId(i % 2 != 0));
             }
+            Collections.sort(datasetMixedWrap);
         }
+        Slog.d(TAG, "finishing setup()");
     }
 
     @Test
     public void testRequestIdLists() {
+        Slog.d(TAG, "testRequestIdLists()");
         for (int id : datasetPrimaryNoWrap) {
             assertThat(RequestId.isSecondaryProvider(id)).isFalse();
-            assertThat(id >= 0).isTrue();
-            assertThat(id < 0xffff).isTrue();
+            assertThat(id).isAtLeast(RequestId.MIN_PRIMARY_REQUEST_ID);
+            assertThat(id).isAtMost(RequestId.MAX_PRIMARY_REQUEST_ID);
         }
 
         for (int id : datasetPrimaryWrap) {
             assertThat(RequestId.isSecondaryProvider(id)).isFalse();
-            assertThat(id >= 0).isTrue();
-            assertThat(id < 0xffff).isTrue();
+            assertThat(id).isAtLeast(RequestId.MIN_PRIMARY_REQUEST_ID);
+            assertThat(id).isAtMost(RequestId.MAX_PRIMARY_REQUEST_ID);
         }
 
         for (int id : datasetSecondaryNoWrap) {
             assertThat(RequestId.isSecondaryProvider(id)).isTrue();
-            assertThat(id >= 0).isTrue();
-            assertThat(id < 0xffff).isTrue();
+            assertThat(id).isAtLeast(RequestId.MIN_SECONDARY_REQUEST_ID);
+            assertThat(id).isAtMost(RequestId.MAX_SECONDARY_REQUEST_ID);
         }
 
         for (int id : datasetSecondaryWrap) {
             assertThat(RequestId.isSecondaryProvider(id)).isTrue();
-            assertThat(id >= 0).isTrue();
-            assertThat(id < 0xffff).isTrue();
+            assertThat(id).isAtLeast(RequestId.MIN_SECONDARY_REQUEST_ID);
+            assertThat(id).isAtMost(RequestId.MAX_SECONDARY_REQUEST_ID);
         }
     }
 
     @Test
-    public void testRequestIdGeneration() {
-        RequestId requestId = new RequestId(0);
+    public void testCreateNewRequestId() {
+        Slog.d(TAG, "testCreateNewRequestId()");
+        for (int i = 0; i < 100000; i++) {
+            RequestId requestId = new RequestId();
+            assertThat(requestId.getRequestId()).isAtLeast(RequestId.MIN_REQUEST_ID);
+            assertThat(requestId.getRequestId()).isAtMost(RequestId.MAX_START_ID);
+        }
+    }
 
+    @Test
+    public void testGetNextRequestId() throws IllegalArgumentException{
+        Slog.d(TAG, "testGetNextRequestId()");
+        RequestId requestId = new RequestId();
         // Large Primary
         for (int i = 0; i < 100000; i++) {
             int y = requestId.nextId(false);
             assertThat(RequestId.isSecondaryProvider(y)).isFalse();
-            assertThat(y >= 0).isTrue();
-            assertThat(y < 0xffff).isTrue();
+            assertThat(y).isAtLeast(RequestId.MIN_PRIMARY_REQUEST_ID);
+            assertThat(y).isAtMost(RequestId.MAX_PRIMARY_REQUEST_ID);
         }
 
         // Large Secondary
-        requestId = new RequestId(0);
+        requestId = new RequestId();
         for (int i = 0; i < 100000; i++) {
             int y = requestId.nextId(true);
             assertThat(RequestId.isSecondaryProvider(y)).isTrue();
-            assertThat(y >= 0).isTrue();
-            assertThat(y < 0xffff).isTrue();
+            assertThat(y).isAtLeast(RequestId.MIN_SECONDARY_REQUEST_ID);
+            assertThat(y).isAtMost(RequestId.MAX_SECONDARY_REQUEST_ID);
         }
 
         // Large Mixed
-        requestId = new RequestId(0);
+        requestId = new RequestId();
         for (int i = 0; i < 50000; i++) {
             int y = requestId.nextId(i % 2 != 0);
-            assertThat(RequestId.isSecondaryProvider(y)).isEqualTo(i % 2 == 0);
-            assertThat(y >= 0).isTrue();
-            assertThat(y < 0xffff).isTrue();
+            assertThat(y).isAtLeast(RequestId.MIN_REQUEST_ID);
+            assertThat(y).isAtMost(RequestId.MAX_REQUEST_ID);
         }
     }
 
     @Test
     public void testGetLastRequestId() {
-        // In this test, request ids are generated FIFO, so the last entry is also the last
-        // request
+        Slog.d(TAG, "testGetLastRequestId()");
 
-        { // Primary no wrap
-          int lastIdIndex = datasetPrimaryNoWrap.size() - 1;
-          int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetPrimaryNoWrap);
-          assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
-        }
-
-        { // Primary wrap
-            int lastIdIndex = datasetPrimaryWrap.size() - 1;
-            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetPrimaryWrap);
+        {   // Primary no wrap
+            int lastIdIndex = datasetPrimaryNoWrap.size() - 1;
+            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetPrimaryNoWrap);
             assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
         }
 
-        { // Secondary no wrap
+        {   // Primary wrap
+            // The last index would be the # of request ids left after wrap
+            // minus 1 (index starts at 0)
+            int lastIdIndex = TEST_DATASET_SIZE - TEST_WRAP_SIZE - 1;
+            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetPrimaryWrap);
+            assertThat(lastComputedIdIndex).isEqualTo(lastIdIndex);
+        }
+
+        {   // Secondary no wrap
             int lastIdIndex = datasetSecondaryNoWrap.size() - 1;
             int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetSecondaryNoWrap);
             assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
         }
 
-        { // Secondary wrap
-            int lastIdIndex = datasetSecondaryWrap.size() - 1;
+        {   // Secondary wrap
+            int lastIdIndex = TEST_DATASET_SIZE - TEST_WRAP_SIZE - 1;
             int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetSecondaryWrap);
             assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
         }
 
-        { // Mixed no wrap
+        {   // Mixed no wrap
             int lastIdIndex = datasetMixedNoWrap.size() - 1;
             int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetMixedNoWrap);
             assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
         }
 
-        { // Mixed wrap
-            int lastIdIndex = datasetMixedWrap.size() - 1;
+        {   // Mixed wrap
+            int lastIdIndex = TEST_DATASET_SIZE - TEST_WRAP_SIZE - 1;
             int lastComputedIdIndex = RequestId.getLastRequestIdIndex(datasetMixedWrap);
             assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
         }
 
+        {   // Manual wrap
+            int lastIdIndex = 2; // [3, 9, 15,
+                                 // MAX_SECONDARY_REQUEST_ID - 5, MAX_SECONDARY_REQUEST_ID - 3]
+            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(manualWrapRequestIdList);
+            assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
+        }
+
+        {   // Manual no wrap
+            int lastIdIndex = manualNoWrapRequestIdList.size() - 1; // [2, 6, 10, 14,
+                                                                    // 18, 22, 26, 30]
+            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(manualNoWrapRequestIdList);
+            assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
+
+        }
+
+        {   // Manual one element
+            int lastIdIndex = 0; // [1]
+            int lastComputedIdIndex = RequestId.getLastRequestIdIndex(
+                manualOneElementRequestIdList);
+            assertThat(lastIdIndex).isEqualTo(lastComputedIdIndex);
+
+        }
     }
 }
diff --git a/services/tests/servicestests/src/com/android/server/biometrics/AuthServiceTest.java b/services/tests/servicestests/src/com/android/server/biometrics/AuthServiceTest.java
index 9cd3186..36a5cda 100644
--- a/services/tests/servicestests/src/com/android/server/biometrics/AuthServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/biometrics/AuthServiceTest.java
@@ -393,6 +393,18 @@
         testAuthenticate_throwsSecurityException(promptInfo);
     }
 
+    @Test
+    public void testCanAuthenticate_throwsWhenUsingAdvancedApis() {
+        mAuthService = new AuthService(mContext, mInjector);
+        mAuthService.onStart();
+
+        assertThrows(SecurityException.class, () -> {
+            mAuthService.mImpl.canAuthenticate(TEST_OP_PACKAGE_NAME, 1 /* userId */,
+                    BiometricManager.Authenticators.MANDATORY_BIOMETRICS);
+            waitForIdle();
+        });
+    }
+
     private void testAuthenticate_throwsSecurityException(PromptInfo promptInfo) {
         mAuthService = new AuthService(mContext, mInjector);
         mAuthService.onStart();
diff --git a/services/tests/servicestests/src/com/android/server/companion/virtual/GenericWindowPolicyControllerTest.java b/services/tests/servicestests/src/com/android/server/companion/virtual/GenericWindowPolicyControllerTest.java
index 0678140..e078238 100644
--- a/services/tests/servicestests/src/com/android/server/companion/virtual/GenericWindowPolicyControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/companion/virtual/GenericWindowPolicyControllerTest.java
@@ -92,8 +92,6 @@
     public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
 
     @Mock
-    private GenericWindowPolicyController.PipBlockedCallback mPipBlockedCallback;
-    @Mock
     private VirtualDeviceManager.ActivityListener mActivityListener;
     @Mock
     private GenericWindowPolicyController.IntentListenerCallback mIntentListenerCallback;
@@ -140,7 +138,6 @@
         gwpc.setDisplayId(DISPLAY_ID, /* isMirrorDisplay= */ false);
 
         assertThat(gwpc.isEnteringPipAllowed(TEST_UID)).isFalse();
-        verify(mPipBlockedCallback, timeout(TIMEOUT_MILLIS)).onEnteringPipBlocked(TEST_UID);
     }
 
     @Test
@@ -151,7 +148,6 @@
                 Arrays.asList(WindowConfiguration.WINDOWING_MODE_FULLSCREEN,
                         WindowConfiguration.WINDOWING_MODE_PINNED)));
         assertThat(gwpc.isEnteringPipAllowed(TEST_UID)).isTrue();
-        verify(mPipBlockedCallback, after(TIMEOUT_MILLIS).never()).onEnteringPipBlocked(TEST_UID);
     }
 
     @Test
@@ -746,7 +742,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ mSecureWindowCallback,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -767,7 +762,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ mSecureWindowCallback,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -789,7 +783,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -811,7 +804,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -833,7 +825,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -855,7 +846,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -877,7 +867,6 @@
                 /* crossTaskNavigationExemptions= */ Collections.singleton(blockedComponent),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -899,7 +888,6 @@
                 /* crossTaskNavigationExemptions= */ Collections.singleton(allowedComponent),
                 /* permissionDialogComponent= */ null,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
@@ -922,7 +910,6 @@
                 /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                 /* permissionDialogComponent= */ permissionComponent,
                 /* activityListener= */ mActivityListener,
-                /* pipBlockedCallback= */ mPipBlockedCallback,
                 /* activityBlockedCallback= */ mActivityBlockedCallback,
                 /* secureWindowCallback= */ null,
                 /* intentListenerCallback= */ mIntentListenerCallback,
diff --git a/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java b/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
index 52f28b9..b946a43 100644
--- a/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/companion/virtual/audio/VirtualAudioControllerTest.java
@@ -87,7 +87,6 @@
                         /* crossTaskNavigationExemptions= */ new ArraySet<>(),
                         /* permissionDialogComponent */ null,
                         /* activityListener= */ null,
-                        /* pipBlockedCallback= */ null,
                         /* activityBlockedCallback= */ null,
                         /* secureWindowCallback= */ null,
                         /* intentListenerCallback= */ null,
diff --git a/services/usage/java/com/android/server/usage/UsageStatsService.java b/services/usage/java/com/android/server/usage/UsageStatsService.java
index 27c383c..bf46154 100644
--- a/services/usage/java/com/android/server/usage/UsageStatsService.java
+++ b/services/usage/java/com/android/server/usage/UsageStatsService.java
@@ -113,6 +113,7 @@
 import com.android.server.IoThread;
 import com.android.server.LocalServices;
 import com.android.server.SystemService;
+import com.android.server.pm.UserManagerInternal;
 import com.android.server.usage.AppStandbyInternal.AppIdleStateChangeListener;
 import com.android.server.utils.AlarmQueue;
 
@@ -1063,6 +1064,18 @@
         synchronized (mReportedEvents) {
             LinkedList<Event> events = mReportedEvents.get(userId);
             if (events == null) {
+                // TODO (b/347644400): callers of this API should verify that the userId passed to
+                // this method exists - there is currently a known case where USER_ALL is passed
+                // here and it would be added to the queue, never to be flushed correctly. The logic
+                // below should only remain as a last-resort catch-all fix.
+                final UserManagerInternal umi = LocalServices.getService(UserManagerInternal.class);
+                if (umi == null || (umi != null && !umi.exists(userId))) {
+                    // The userId passed is a non-existent user so don't report the event.
+                    Slog.wtf(TAG, "Attempted to report event for non-existent user " + userId
+                            + " (" + event.mPackage + "/" + event.mClass
+                            + " eventType:" + event.mEventType + ")");
+                    return;
+                }
                 events = new LinkedList<>();
                 mReportedEvents.put(userId, events);
             }
diff --git a/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java b/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
index cfcc04b..89b9850 100644
--- a/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
+++ b/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
@@ -1165,7 +1165,7 @@
                 LocalServices.getService(PermissionManagerServiceInternal.class)
                         .setHotwordDetectionServiceProvider(() -> uid);
                 mIdentity = new HotwordDetectionServiceIdentity(uid, mVoiceInteractionServiceUid);
-                addServiceUidForAudioPolicy(uid);
+                addServiceUidForAudioPolicy(uid, mVoiceInteractionServiceUid);
             }
         }));
     }
@@ -1187,23 +1187,17 @@
         });
     }
 
-    private void addServiceUidForAudioPolicy(int uid) {
-        mScheduledExecutorService.execute(() -> {
-            AudioManagerInternal audioManager =
-                    LocalServices.getService(AudioManagerInternal.class);
-            if (audioManager != null) {
-                audioManager.addAssistantServiceUid(uid);
-            }
-        });
+    private void addServiceUidForAudioPolicy(int isolatedUid, int owningUid) {
+        AudioManagerInternal audioManager = LocalServices.getService(AudioManagerInternal.class);
+        if (audioManager != null) {
+            audioManager.addAssistantServiceUid(isolatedUid, owningUid);
+        }
     }
 
     private void removeServiceUidForAudioPolicy(int uid) {
-        mScheduledExecutorService.execute(() -> {
-            AudioManagerInternal audioManager =
-                    LocalServices.getService(AudioManagerInternal.class);
-            if (audioManager != null) {
-                audioManager.removeAssistantServiceUid(uid);
-            }
-        });
+        AudioManagerInternal audioManager = LocalServices.getService(AudioManagerInternal.class);
+        if (audioManager != null) {
+            audioManager.removeAssistantServiceUid(uid);
+        }
     }
 }
diff --git a/tools/aapt2/cmd/Compile.cpp b/tools/aapt2/cmd/Compile.cpp
index 031dd5b..9b8c3b3 100644
--- a/tools/aapt2/cmd/Compile.cpp
+++ b/tools/aapt2/cmd/Compile.cpp
@@ -836,6 +836,28 @@
     return 1;
   }
 
+  // Parse the feature flag values. An argument that starts with '@' points to a file to read flag
+  // values from.
+  std::vector<std::string> all_feature_flags_args;
+  for (const std::string& arg : feature_flags_args_) {
+    if (util::StartsWith(arg, "@")) {
+      const std::string path = arg.substr(1, arg.size() - 1);
+      std::string error;
+      if (!file::AppendArgsFromFile(path, &all_feature_flags_args, &error)) {
+        context.GetDiagnostics()->Error(android::DiagMessage(path) << error);
+        return 1;
+      }
+    } else {
+      all_feature_flags_args.push_back(arg);
+    }
+  }
+
+  for (const std::string& arg : all_feature_flags_args) {
+    if (!ParseFeatureFlagsParameter(arg, context.GetDiagnostics(), &options_.feature_flag_values)) {
+      return 1;
+    }
+  }
+
   return Compile(&context, file_collection.get(), archive_writer.get(), options_);
 }
 
diff --git a/tools/aapt2/cmd/Compile.h b/tools/aapt2/cmd/Compile.h
index 61c5b60..70c8791 100644
--- a/tools/aapt2/cmd/Compile.h
+++ b/tools/aapt2/cmd/Compile.h
@@ -24,6 +24,7 @@
 #include "Command.h"
 #include "ResourceTable.h"
 #include "androidfw/IDiagnostics.h"
+#include "cmd/Util.h"
 #include "format/Archive.h"
 #include "process/IResourceTableConsumer.h"
 
@@ -45,6 +46,7 @@
   bool preserve_visibility_of_styleables = false;
   bool verbose = false;
   std::optional<std::string> product_;
+  FeatureFlagValues feature_flag_values;
 };
 
 /** Parses flags and compiles resources to be used in linking.  */
@@ -92,6 +94,12 @@
                     "Leave only resources specific to the given product. All "
                     "other resources (including defaults) are removed.",
                     &options_.product_);
+    AddOptionalFlagList("--feature-flags",
+                        "Specify the values of feature flags. The pairs in the argument\n"
+                        "are separated by ',' the name is separated from the value by '='.\n"
+                        "The name can have a suffix of ':ro' to indicate it is read only."
+                        "Example: \"flag1=true,flag2:ro=false,flag3=\" (flag3 has no given value).",
+                        &feature_flags_args_);
   }
 
   int Action(const std::vector<std::string>& args) override;
@@ -101,6 +109,7 @@
   CompileOptions options_;
   std::optional<std::string> visibility_;
   std::optional<std::string> trace_folder_;
+  std::vector<std::string> feature_flags_args_;
 };
 
 int Compile(IAaptContext* context, io::IFileCollection* inputs, IArchiveWriter* output_writer,
diff --git a/tools/aapt2/cmd/Link.h b/tools/aapt2/cmd/Link.h
index 8fe414f..2f17853 100644
--- a/tools/aapt2/cmd/Link.h
+++ b/tools/aapt2/cmd/Link.h
@@ -332,8 +332,9 @@
     AddOptionalSwitch("-v", "Enables verbose logging.", &verbose_);
     AddOptionalFlagList("--feature-flags",
                         "Specify the values of feature flags. The pairs in the argument\n"
-                        "are separated by ',' and the name is separated from the value by '='.\n"
-                        "Example: \"flag1=true,flag2=false,flag3=\" (flag3 has no given value).",
+                        "are separated by ',' the name is separated from the value by '='.\n"
+                        "The name can have a suffix of ':ro' to indicate it is read only."
+                        "Example: \"flag1=true,flag2:ro=false,flag3=\" (flag3 has no given value).",
                         &feature_flags_args_);
     AddOptionalSwitch("--non-updatable-system",
                       "Mark the app as a non-updatable system app. This inserts\n"
diff --git a/tools/aapt2/cmd/Util.cpp b/tools/aapt2/cmd/Util.cpp
index 678d846..e839fc1 100644
--- a/tools/aapt2/cmd/Util.cpp
+++ b/tools/aapt2/cmd/Util.cpp
@@ -128,7 +128,7 @@
     if (parts.size() > 2) {
       diag->Error(android::DiagMessage()
                   << "Invalid feature flag and optional value '" << flag_and_value
-                  << "'. Must be in the format 'flag_name[=true|false]");
+                  << "'. Must be in the format 'flag_name[:ro][=true|false]");
       return false;
     }
 
@@ -137,6 +137,25 @@
       diag->Error(android::DiagMessage() << "No name given for one or more flags in: " << arg);
       return false;
     }
+    std::vector<std::string> name_parts = util::Split(flag_name, ':');
+    if (name_parts.size() > 2) {
+      diag->Error(android::DiagMessage()
+                  << "Invalid feature flag and optional value '" << flag_and_value
+                  << "'. Must be in the format 'flag_name[:ro][=true|false]");
+      return false;
+    }
+    flag_name = name_parts[0];
+    bool read_only = false;
+    if (name_parts.size() == 2) {
+      if (name_parts[1] == "ro") {
+        read_only = true;
+      } else {
+        diag->Error(android::DiagMessage()
+                    << "Invalid feature flag and optional value '" << flag_and_value
+                    << "'. Must be in the format 'flag_name[:ro][=true|false]");
+        return false;
+      }
+    }
 
     std::optional<bool> flag_value = {};
     if (parts.size() == 2) {
@@ -151,13 +170,13 @@
       }
     }
 
-    if (auto [it, inserted] =
-            out_feature_flag_values->try_emplace(std::string(flag_name), flag_value);
+    auto ffp = FeatureFlagProperties{read_only, flag_value};
+    if (auto [it, inserted] = out_feature_flag_values->try_emplace(std::string(flag_name), ffp);
         !inserted) {
       // We are allowing the same flag to appear multiple times, last value wins.
       diag->Note(android::DiagMessage()
                  << "Value for feature flag '" << flag_name << "' was given more than once");
-      it->second = flag_value;
+      it->second = ffp;
     }
   }
   return true;
diff --git a/tools/aapt2/cmd/Util.h b/tools/aapt2/cmd/Util.h
index 9ece5dd..6b8813b 100644
--- a/tools/aapt2/cmd/Util.h
+++ b/tools/aapt2/cmd/Util.h
@@ -37,7 +37,17 @@
 
 namespace aapt {
 
-using FeatureFlagValues = std::map<std::string, std::optional<bool>, std::less<>>;
+struct FeatureFlagProperties {
+  bool read_only;
+  std::optional<bool> enabled;
+
+  FeatureFlagProperties(bool ro, std::optional<bool> e) : read_only(ro), enabled(e) {
+  }
+
+  bool operator==(const FeatureFlagProperties&) const = default;
+};
+
+using FeatureFlagValues = std::map<std::string, FeatureFlagProperties, std::less<>>;
 
 // Parses a configuration density (ex. hdpi, xxhdpi, 234dpi, anydpi, etc).
 // Returns Nothing and logs a human friendly error message if the string was not legal.
diff --git a/tools/aapt2/cmd/Util_test.cpp b/tools/aapt2/cmd/Util_test.cpp
index 723d87e..35bc637 100644
--- a/tools/aapt2/cmd/Util_test.cpp
+++ b/tools/aapt2/cmd/Util_test.cpp
@@ -383,21 +383,25 @@
 TEST(UtilTest, ParseFeatureFlagsParameter_DuplicateFlag) {
   auto diagnostics = test::ContextBuilder().Build()->GetDiagnostics();
   FeatureFlagValues feature_flag_values;
-  ASSERT_TRUE(
-      ParseFeatureFlagsParameter("foo=true,bar=true,foo=false", diagnostics, &feature_flag_values));
-  EXPECT_THAT(feature_flag_values, UnorderedElementsAre(Pair("foo", std::optional<bool>(false)),
-                                                        Pair("bar", std::optional<bool>(true))));
+  ASSERT_TRUE(ParseFeatureFlagsParameter("foo=true,bar=true,foo:ro=false", diagnostics,
+                                         &feature_flag_values));
+  EXPECT_THAT(
+      feature_flag_values,
+      UnorderedElementsAre(Pair("foo", FeatureFlagProperties{true, std::optional<bool>(false)}),
+                           Pair("bar", FeatureFlagProperties{false, std::optional<bool>(true)})));
 }
 
 TEST(UtilTest, ParseFeatureFlagsParameter_Valid) {
   auto diagnostics = test::ContextBuilder().Build()->GetDiagnostics();
   FeatureFlagValues feature_flag_values;
-  ASSERT_TRUE(ParseFeatureFlagsParameter("foo= true, bar =FALSE,baz=, quux", diagnostics,
+  ASSERT_TRUE(ParseFeatureFlagsParameter("foo= true, bar:ro =FALSE,baz=, quux", diagnostics,
                                          &feature_flag_values));
-  EXPECT_THAT(feature_flag_values,
-              UnorderedElementsAre(Pair("foo", std::optional<bool>(true)),
-                                   Pair("bar", std::optional<bool>(false)),
-                                   Pair("baz", std::nullopt), Pair("quux", std::nullopt)));
+  EXPECT_THAT(
+      feature_flag_values,
+      UnorderedElementsAre(Pair("foo", FeatureFlagProperties{false, std::optional<bool>(true)}),
+                           Pair("bar", FeatureFlagProperties{true, std::optional<bool>(false)}),
+                           Pair("baz", FeatureFlagProperties{false, std::nullopt}),
+                           Pair("quux", FeatureFlagProperties{false, std::nullopt})));
 }
 
 TEST (UtilTest, AdjustSplitConstraintsForMinSdk) {
diff --git a/tools/aapt2/link/FeatureFlagsFilter.cpp b/tools/aapt2/link/FeatureFlagsFilter.cpp
index fdf3f74..9d40db5 100644
--- a/tools/aapt2/link/FeatureFlagsFilter.cpp
+++ b/tools/aapt2/link/FeatureFlagsFilter.cpp
@@ -63,12 +63,11 @@
         flag_name = flag_name.substr(1);
       }
 
-      if (auto it = feature_flag_values_.find(std::string(flag_name));
-          it != feature_flag_values_.end()) {
-        if (it->second.has_value()) {
+      if (auto it = feature_flag_values_.find(flag_name); it != feature_flag_values_.end()) {
+        if (it->second.enabled.has_value()) {
           if (options_.remove_disabled_elements) {
             // Remove if flag==true && attr=="!flag" (negated) OR flag==false && attr=="flag"
-            return *it->second == negated;
+            return *it->second.enabled == negated;
           }
         } else if (options_.flags_must_have_value) {
           diagnostics_->Error(android::DiagMessage(node->line_number)
diff --git a/tools/aapt2/link/FeatureFlagsFilter_test.cpp b/tools/aapt2/link/FeatureFlagsFilter_test.cpp
index 53086cc..2db2899 100644
--- a/tools/aapt2/link/FeatureFlagsFilter_test.cpp
+++ b/tools/aapt2/link/FeatureFlagsFilter_test.cpp
@@ -48,7 +48,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -60,7 +60,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -73,7 +73,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="!flag" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -86,7 +86,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -102,7 +102,7 @@
       <permission android:name="FOO" android:featureFlag="flag"
                   android:protectionLevel="dangerous" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -123,7 +123,7 @@
         </activity>
       </application>
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -145,7 +145,7 @@
         </activity>
       </application>
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -162,7 +162,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag=" " />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -171,7 +171,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", std::nullopt}});
+                    {{"flag", FeatureFlagProperties{false, std::nullopt}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -180,7 +180,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -190,7 +190,7 @@
       <permission android:name="FOO" android:featureFlag="bar" />
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                    {{"flag", std::nullopt}});
+                    {{"flag", FeatureFlagProperties{false, std::nullopt}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -199,7 +199,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                               {{"flag", false}}, {.remove_disabled_elements = false});
+                               {{"flag", FeatureFlagProperties{false, false}}},
+                               {.remove_disabled_elements = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -212,7 +213,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                               {{"flag", std::nullopt}}, {.flags_must_have_value = false});
+                               {{"flag", FeatureFlagProperties{false, std::nullopt}}},
+                               {.flags_must_have_value = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -225,7 +227,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                               {{"flag", true}}, {.fail_on_unrecognized_flags = false});
+                               {{"flag", FeatureFlagProperties{false, true}}},
+                               {.fail_on_unrecognized_flags = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
diff --git a/wifi/java/src/android/net/wifi/WifiMigration.java b/wifi/java/src/android/net/wifi/WifiMigration.java
index 4fabc0b..1a20a12 100644
--- a/wifi/java/src/android/net/wifi/WifiMigration.java
+++ b/wifi/java/src/android/net/wifi/WifiMigration.java
@@ -19,16 +19,23 @@
 import static android.os.Environment.getDataMiscCeDirectory;
 import static android.os.Environment.getDataMiscDirectory;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.content.Context;
+import android.net.wifi.flags.Flags;
+import android.os.Binder;
 import android.os.Parcel;
 import android.os.Parcelable;
+import android.os.Process;
+import android.os.ServiceSpecificException;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.security.legacykeystore.ILegacyKeystore;
 import android.util.AtomicFile;
+import android.util.Log;
 import android.util.SparseArray;
 
 import java.io.File;
@@ -36,7 +43,11 @@
 import java.io.InputStream;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
 import java.util.Objects;
+import java.util.Set;
 
 /**
  * Class used to provide one time hooks for existing OEM devices to migrate their config store
@@ -45,6 +56,8 @@
  */
 @SystemApi
 public final class WifiMigration {
+    private static final String TAG = "WifiMigration";
+
     /**
      * Directory to read the wifi config store files from under.
      */
@@ -555,4 +568,49 @@
         return data;
 
     }
+
+    /**
+     * Migrate any certificates in Legacy Keystore to the newer WifiBlobstore database.
+     *
+     * @hide
+     */
+    @FlaggedApi(Flags.FLAG_LEGACY_KEYSTORE_TO_WIFI_BLOBSTORE_MIGRATION)
+    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
+    public static void migrateLegacyKeystoreToWifiBlobstore() {
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            ILegacyKeystore legacyKeystore = WifiBlobStore.getLegacyKeystore();
+            String[] legacyAliases = legacyKeystore.list("", Process.WIFI_UID);
+            if (legacyAliases == null || legacyAliases.length == 0) {
+                Log.i(TAG, "No aliases need to be migrated");
+                return;
+            }
+
+            WifiBlobStore wifiBlobStore = WifiBlobStore.getInstance();
+            List<String> blobstoreAliasList = Arrays.asList(wifiBlobStore.list(""));
+            Set<String> blobstoreAliases = new HashSet<>();
+            blobstoreAliases.addAll(blobstoreAliasList);
+
+            for (String legacyAlias : legacyAliases) {
+                // Only migrate if the alias is not already in WifiBlobstore,
+                // since WifiBlobstore should already contain the latest value.
+                if (!blobstoreAliases.contains(legacyAlias)) {
+                    byte[] value = legacyKeystore.get(legacyAlias, Process.WIFI_UID);
+                    wifiBlobStore.put(legacyAlias, value);
+                }
+                legacyKeystore.remove(legacyAlias, Process.WIFI_UID);
+            }
+            Log.i(TAG, "Successfully migrated aliases from Legacy Keystore");
+        } catch (ServiceSpecificException e) {
+            if (e.errorCode == ILegacyKeystore.ERROR_SYSTEM_ERROR) {
+                Log.i(TAG, "Legacy Keystore service has been deprecated");
+            } else {
+                Log.e(TAG, "Encountered an exception while migrating aliases. " + e);
+            }
+        } catch (Exception e) {
+            Log.e(TAG, "Encountered an exception while migrating aliases. " + e);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
 }
diff --git a/wifi/tests/src/android/net/wifi/WifiMigrationTest.java b/wifi/tests/src/android/net/wifi/WifiMigrationTest.java
new file mode 100644
index 0000000..8a5912f
--- /dev/null
+++ b/wifi/tests/src/android/net/wifi/WifiMigrationTest.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.wifi;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.validateMockitoUsage;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.withSettings;
+
+import android.security.legacykeystore.ILegacyKeystore;
+
+import com.android.dx.mockito.inline.extended.ExtendedMockito;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.mockito.MockitoSession;
+
+/**
+ * Unit tests for {@link WifiMigration}.
+ */
+public class WifiMigrationTest {
+    public static final String TEST_ALIAS = "someAliasString";
+    public static final byte[] TEST_VALUE = new byte[]{10, 11, 12};
+
+    @Mock private ILegacyKeystore mLegacyKeystore;
+    @Mock private WifiBlobStore mWifiBlobStore;
+
+    private MockitoSession mSession;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        mSession = ExtendedMockito.mockitoSession()
+                .mockStatic(WifiBlobStore.class, withSettings().lenient())
+                .startMocking();
+        when(WifiBlobStore.getLegacyKeystore()).thenReturn(mLegacyKeystore);
+        when(WifiBlobStore.getInstance()).thenReturn(mWifiBlobStore);
+        when(mLegacyKeystore.get(anyString(), anyInt())).thenReturn(TEST_VALUE);
+    }
+
+    @After
+    public void cleanup() {
+        validateMockitoUsage();
+        if (mSession != null) {
+            mSession.finishMocking();
+        }
+    }
+
+    /**
+     * Verify that the Keystore migration method returns immediately if no aliases
+     * are found in Legacy Keystore.
+     */
+    @Test
+    public void testKeystoreMigrationNoLegacyAliases() throws Exception {
+        when(mLegacyKeystore.list(anyString(), anyInt())).thenReturn(new String[0]);
+        WifiMigration.migrateLegacyKeystoreToWifiBlobstore();
+        verify(mLegacyKeystore).list(anyString(), anyInt());
+        verifyNoMoreInteractions(mLegacyKeystore, mWifiBlobStore);
+    }
+
+    /**
+     * Verify that if all aliases in Legacy Keystore are unique to that database,
+     * all aliases are migrated to WifiBlobstore.
+     */
+    @Test
+    public void testKeystoreMigrationUniqueLegacyAliases() throws Exception {
+        String[] legacyAliases = new String[]{TEST_ALIAS + "1", TEST_ALIAS + "2"};
+        String[] blobstoreAliases = new String[0];
+        when(mLegacyKeystore.list(anyString(), anyInt())).thenReturn(legacyAliases);
+        when(mWifiBlobStore.list(anyString())).thenReturn(blobstoreAliases);
+
+        WifiMigration.migrateLegacyKeystoreToWifiBlobstore();
+        verify(mWifiBlobStore, times(legacyAliases.length)).put(anyString(), any(byte[].class));
+    }
+
+    /**
+     * Verify that if some aliases are shared between Legacy Keystore and WifiBlobstore,
+     * only the ones unique to Legacy Keystore are migrated.
+     */
+    @Test
+    public void testKeystoreMigrationDuplicateLegacyAliases() throws Exception {
+        String uniqueLegacyAlias = TEST_ALIAS + "1";
+        String[] blobstoreAliases = new String[]{TEST_ALIAS + "2", TEST_ALIAS + "3"};
+        String[] legacyAliases =
+                new String[]{blobstoreAliases[0], blobstoreAliases[1], uniqueLegacyAlias};
+        when(mLegacyKeystore.list(anyString(), anyInt())).thenReturn(legacyAliases);
+        when(mWifiBlobStore.list(anyString())).thenReturn(blobstoreAliases);
+
+        // Expect that only the unique legacy alias is migrated to the blobstore
+        WifiMigration.migrateLegacyKeystoreToWifiBlobstore();
+        verify(mWifiBlobStore).list(anyString());
+        verify(mWifiBlobStore).put(eq(uniqueLegacyAlias), any(byte[].class));
+        verifyNoMoreInteractions(mWifiBlobStore);
+    }
+}
diff --git a/wifi/wifi.aconfig b/wifi/wifi.aconfig
index c5bc039..c1effe1 100644
--- a/wifi/wifi.aconfig
+++ b/wifi/wifi.aconfig
@@ -17,3 +17,11 @@
     description: "Control the API that allows setting / reading the NetworkProviderInfo's battery charging status"
     bug: "305067231"
 }
+
+flag {
+    name: "legacy_keystore_to_wifi_blobstore_migration"
+    is_exported: true
+    namespace: "wifi"
+    description: "Add API to migrate all values from Legacy Keystore to the new Wifi Blobstore database"
+    bug: "332560152"
+}