Merge "Set compile_dex explicitly for FakeApexSystemServices" into main
diff --git a/AconfigFlags.bp b/AconfigFlags.bp
index e71ded9..8ced596 100644
--- a/AconfigFlags.bp
+++ b/AconfigFlags.bp
@@ -101,6 +101,7 @@
         "framework-jobscheduler-job.flags-aconfig-java",
         "framework_graphics_flags_java_lib",
         "hwui_flags_java_lib",
+        "keystore2_flags_java-framework",
         "power_flags_lib",
         "sdk_sandbox_flags_lib",
         "surfaceflinger_flags_java_lib",
@@ -374,6 +375,7 @@
     min_sdk_version: "30",
     apex_available: [
         "//apex_available:platform",
+        "com.android.btservices",
         "com.android.mediaprovider",
         "com.android.permission",
     ],
diff --git a/Android.bp b/Android.bp
index d2e8003..dc48668 100644
--- a/Android.bp
+++ b/Android.bp
@@ -105,7 +105,6 @@
         ":android.hardware.radio.data-V3-java-source",
         ":android.hardware.radio.network-V3-java-source",
         ":android.hardware.radio.voice-V3-java-source",
-        ":android.hardware.security.keymint-V3-java-source",
         ":android.hardware.security.secureclock-V1-java-source",
         ":android.hardware.thermal-V2-java-source",
         ":android.hardware.tv.tuner-V2-java-source",
@@ -114,7 +113,6 @@
         ":android.security.legacykeystore-java-source",
         ":android.security.maintenance-java-source",
         ":android.security.metrics-java-source",
-        ":android.system.keystore2-V4-java-source",
         ":android.hardware.cas-V1-java-source",
         ":credstore_aidl",
         ":dumpstate_aidl",
@@ -149,7 +147,16 @@
         ":framework-javastream-protos",
         ":statslog-framework-java-gen", // FrameworkStatsLog.java
         ":audio_policy_configuration_V7_0",
-    ],
+    ] + select(release_flag("RELEASE_ATTEST_MODULES"), {
+        true: [
+            ":android.hardware.security.keymint-V4-java-source",
+            ":android.system.keystore2-V5-java-source",
+        ],
+        default: [
+            ":android.hardware.security.keymint-V3-java-source",
+            ":android.system.keystore2-V4-java-source",
+        ],
+    }),
 }
 
 java_library {
diff --git a/FF_LEADS_OWNERS b/FF_LEADS_OWNERS
new file mode 100644
index 0000000..a650c6b
--- /dev/null
+++ b/FF_LEADS_OWNERS
@@ -0,0 +1,10 @@
+bills@google.com
+carmenjackson@google.com
+nalini@google.com
+nosh@google.com
+olilan@google.com
+philipcuadra@google.com
+rajekumar@google.com
+shayba@google.com
+timmurray@google.com
+zezeozue@google.com
diff --git a/cmds/uiautomator/library/core-src/com/android/uiautomator/core/AccessibilityNodeInfoDumper.java b/cmds/uiautomator/library/core-src/com/android/uiautomator/core/AccessibilityNodeInfoDumper.java
index f726361..a88796c3 100644
--- a/cmds/uiautomator/library/core-src/com/android/uiautomator/core/AccessibilityNodeInfoDumper.java
+++ b/cmds/uiautomator/library/core-src/com/android/uiautomator/core/AccessibilityNodeInfoDumper.java
@@ -217,6 +217,9 @@
         serializer.attribute("", "selected", Boolean.toString(node.isSelected()));
         serializer.attribute("", "bounds", AccessibilityNodeInfoHelper.getVisibleBoundsInScreen(
                 node, width, height).toShortString());
+        serializer.attribute("", "drawing-order", Integer.toString(node.getDrawingOrder()));
+        serializer.attribute("", "hint", safeCharSeqToString(node.getHintText()));
+
         int count = node.getChildCount();
         for (int i = 0; i < count; i++) {
             AccessibilityNodeInfo child = node.getChild(i);
diff --git a/core/api/current.txt b/core/api/current.txt
index d2e89b4..1f45289 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -33882,9 +33882,12 @@
   public class RemoteCallbackList<E extends android.os.IInterface> {
     ctor public RemoteCallbackList();
     method public int beginBroadcast();
+    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public void broadcast(@NonNull java.util.function.Consumer<E>);
     method public void finishBroadcast();
     method public Object getBroadcastCookie(int);
     method public E getBroadcastItem(int);
+    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getFrozenCalleePolicy();
+    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getMaxQueueSize();
     method public Object getRegisteredCallbackCookie(int);
     method public int getRegisteredCallbackCount();
     method public E getRegisteredCallbackItem(int);
@@ -33894,6 +33897,21 @@
     method public boolean register(E);
     method public boolean register(E, Object);
     method public boolean unregister(E);
+    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_DROP = 3; // 0x3
+    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_ALL = 1; // 0x1
+    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT = 2; // 0x2
+    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_UNSET = 0; // 0x0
+  }
+
+  @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final class RemoteCallbackList.Builder<E extends android.os.IInterface> {
+    ctor public RemoteCallbackList.Builder(int);
+    method @NonNull public android.os.RemoteCallbackList<E> build();
+    method @NonNull public android.os.RemoteCallbackList.Builder setInterfaceDiedCallback(@NonNull android.os.RemoteCallbackList.Builder.InterfaceDiedCallback<E>);
+    method @NonNull public android.os.RemoteCallbackList.Builder setMaxQueueSize(int);
+  }
+
+  @FlaggedApi("android.os.binder_frozen_state_change_callback") public static interface RemoteCallbackList.Builder.InterfaceDiedCallback<E extends android.os.IInterface> {
+    method public void onInterfaceDied(@NonNull android.os.RemoteCallbackList<E>, E, @Nullable Object);
   }
 
   public class RemoteException extends android.util.AndroidException {
@@ -40017,8 +40035,10 @@
     method @NonNull public java.util.List<java.security.cert.X509Certificate> getGrantedCertificateChainFromId(long) throws android.security.keystore.KeyPermanentlyInvalidatedException, java.security.UnrecoverableKeyException;
     method @NonNull public java.security.Key getGrantedKeyFromId(long) throws android.security.keystore.KeyPermanentlyInvalidatedException, java.security.UnrecoverableKeyException;
     method @NonNull public java.security.KeyPair getGrantedKeyPairFromId(long) throws android.security.keystore.KeyPermanentlyInvalidatedException, java.security.UnrecoverableKeyException;
+    method @FlaggedApi("android.security.keystore2.attest_modules") @NonNull public byte[] getSupplementaryAttestationInfo(int) throws android.security.KeyStoreException;
     method public long grantKeyAccess(@NonNull String, int) throws android.security.KeyStoreException, java.security.UnrecoverableKeyException;
     method public void revokeKeyAccess(@NonNull String, int) throws android.security.KeyStoreException, java.security.UnrecoverableKeyException;
+    field public static final int MODULE_HASH = -1879047468; // 0x900002d4
   }
 
   public class SecureKeyImportUnavailableException extends java.security.ProviderException {
@@ -45982,6 +46002,8 @@
     method public long getDataUsageBytes();
     method public long getDataUsageTime();
     method @NonNull public int[] getNetworkTypes();
+    method @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") @Nullable public java.time.ZonedDateTime getPlanEndDate();
+    method @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public int getSubscriptionStatus();
     method @Nullable public CharSequence getSummary();
     method @Nullable public CharSequence getTitle();
     method public void writeToParcel(android.os.Parcel, int);
@@ -45992,6 +46014,11 @@
     field public static final int LIMIT_BEHAVIOR_DISABLED = 0; // 0x0
     field public static final int LIMIT_BEHAVIOR_THROTTLED = 2; // 0x2
     field public static final int LIMIT_BEHAVIOR_UNKNOWN = -1; // 0xffffffff
+    field @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public static final int SUBSCRIPTION_STATUS_ACTIVE = 1; // 0x1
+    field @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public static final int SUBSCRIPTION_STATUS_INACTIVE = 2; // 0x2
+    field @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public static final int SUBSCRIPTION_STATUS_SUSPENDED = 4; // 0x4
+    field @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public static final int SUBSCRIPTION_STATUS_TRIAL = 3; // 0x3
+    field @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") public static final int SUBSCRIPTION_STATUS_UNKNOWN = 0; // 0x0
     field public static final long TIME_UNKNOWN = -1L; // 0xffffffffffffffffL
   }
 
@@ -46003,6 +46030,7 @@
     method public android.telephony.SubscriptionPlan.Builder setDataLimit(long, int);
     method public android.telephony.SubscriptionPlan.Builder setDataUsage(long, long);
     method @NonNull public android.telephony.SubscriptionPlan.Builder setNetworkTypes(@NonNull int[]);
+    method @FlaggedApi("com.android.internal.telephony.flags.subscription_plan_allow_status_and_end_date") @NonNull public android.telephony.SubscriptionPlan.Builder setSubscriptionStatus(int);
     method public android.telephony.SubscriptionPlan.Builder setSummary(@Nullable CharSequence);
     method public android.telephony.SubscriptionPlan.Builder setTitle(@Nullable CharSequence);
   }
diff --git a/core/api/lint-baseline.txt b/core/api/lint-baseline.txt
index e6a7ca5..a8e5e20 100644
--- a/core/api/lint-baseline.txt
+++ b/core/api/lint-baseline.txt
@@ -383,6 +383,10 @@
     Method javax.microedition.khronos.egl.EGL10.eglCreatePixmapSurface(javax.microedition.khronos.egl.EGLDisplay, javax.microedition.khronos.egl.EGLConfig, Object, int[]): @Deprecated annotation (present) and @deprecated doc tag (not present) do not match
 
 
+ExecutorRegistration: android.os.IBinder#addFrozenStateChangeCallback(android.os.IBinder.FrozenStateChangeCallback):
+    Registration methods should have overload that accepts delivery Executor: `addFrozenStateChangeCallback`
+
+
 InvalidNullabilityOverride: android.app.Notification.TvExtender#extend(android.app.Notification.Builder) parameter #0:
     Invalid nullability on parameter `builder` in method `extend`. Parameters of overrides cannot be NonNull if the super parameter is unannotated.
 InvalidNullabilityOverride: android.media.midi.MidiUmpDeviceService#onBind(android.content.Intent) parameter #0:
@@ -395,6 +399,10 @@
     Method can be invoked with an indexing operator from Kotlin: `set` (this is usually desirable; just make sure it makes sense for this type of object)
 
 
+MissingGetterMatchingBuilder: android.os.RemoteCallbackList.Builder#setInterfaceDiedCallback(android.os.RemoteCallbackList.Builder.InterfaceDiedCallback<E>):
+    android.os.RemoteCallbackList does not declare a `getInterfaceDiedCallback()` method matching method android.os.RemoteCallbackList.Builder.setInterfaceDiedCallback(android.os.RemoteCallbackList.Builder.InterfaceDiedCallback<E>)
+
+
 RequiresPermission: android.accounts.AccountManager#getAccountsByTypeAndFeatures(String, String[], android.accounts.AccountManagerCallback<android.accounts.Account[]>, android.os.Handler):
     Method 'getAccountsByTypeAndFeatures' documentation mentions permissions without declaring @RequiresPermission
 RequiresPermission: android.accounts.AccountManager#hasFeatures(android.accounts.Account, String[], android.accounts.AccountManagerCallback<java.lang.Boolean>, android.os.Handler):
@@ -1445,7 +1453,6 @@
     New API must be flagged with @FlaggedApi: method android.graphics.text.PositionedGlyphs.getItalicOverride(int)
 UnflaggedApi: android.graphics.text.PositionedGlyphs#getWeightOverride(int):
     New API must be flagged with @FlaggedApi: method android.graphics.text.PositionedGlyphs.getWeightOverride(int)
-
 UnflaggedApi: android.media.MediaRoute2Info#TYPE_REMOTE_CAR:
     New API must be flagged with @FlaggedApi: field android.media.MediaRoute2Info.TYPE_REMOTE_CAR
 UnflaggedApi: android.media.MediaRoute2Info#TYPE_REMOTE_COMPUTER:
diff --git a/core/java/android/app/AppCompatCallbacks.java b/core/java/android/app/AppCompatCallbacks.java
index f2debfc..4ef8eb7 100644
--- a/core/java/android/app/AppCompatCallbacks.java
+++ b/core/java/android/app/AppCompatCallbacks.java
@@ -28,6 +28,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class AppCompatCallbacks implements Compatibility.BehaviorChangeDelegate {
     private final long[] mDisabledChanges;
     private final long[] mLoggableChanges;
diff --git a/core/java/android/app/compat/ChangeIdStateCache.java b/core/java/android/app/compat/ChangeIdStateCache.java
index dea4e9c8..a185d6a 100644
--- a/core/java/android/app/compat/ChangeIdStateCache.java
+++ b/core/java/android/app/compat/ChangeIdStateCache.java
@@ -29,13 +29,24 @@
  * Handles caching of calls to {@link com.android.internal.compat.IPlatformCompat}
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class ChangeIdStateCache
         extends PropertyInvalidatedCache<ChangeIdStateQuery, Boolean> {
     private static final String CACHE_KEY = "cache_key.is_compat_change_enabled";
     private static final int MAX_ENTRIES = 64;
-    private static boolean sDisabled = false;
+    private static boolean sDisabled = getDefaultDisabled();
     private volatile IPlatformCompat mPlatformCompat;
 
+
+    @android.ravenwood.annotation.RavenwoodReplace
+    private static boolean getDefaultDisabled() {
+        return false;
+    }
+
+    private static boolean getDefaultDisabled$ravenwood() {
+        return true; // TODO(b/376676753) Disable the cache for now.
+    }
+
     /** @hide */
     public ChangeIdStateCache() {
         super(MAX_ENTRIES, CACHE_KEY);
diff --git a/core/java/android/app/compat/ChangeIdStateQuery.java b/core/java/android/app/compat/ChangeIdStateQuery.java
index 7598d6c..26d9ab6 100644
--- a/core/java/android/app/compat/ChangeIdStateQuery.java
+++ b/core/java/android/app/compat/ChangeIdStateQuery.java
@@ -35,6 +35,7 @@
  * @hide
  */
 @Immutable
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 final class ChangeIdStateQuery {
 
     static final int QUERY_BY_PACKAGE_NAME = 0;
diff --git a/core/java/android/app/compat/CompatChanges.java b/core/java/android/app/compat/CompatChanges.java
index d7b2ab4..643d4c9 100644
--- a/core/java/android/app/compat/CompatChanges.java
+++ b/core/java/android/app/compat/CompatChanges.java
@@ -39,6 +39,7 @@
  * @hide
  */
 @SystemApi
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatChanges {
     private static final ChangeIdStateCache QUERY_CACHE = new ChangeIdStateCache();
 
diff --git a/core/java/android/app/compat/PackageOverride.java b/core/java/android/app/compat/PackageOverride.java
index ebc2945..ffc1eec 100644
--- a/core/java/android/app/compat/PackageOverride.java
+++ b/core/java/android/app/compat/PackageOverride.java
@@ -36,6 +36,7 @@
  * @hide
  */
 @SystemApi
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class PackageOverride {
 
     /** @hide */
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 8de86d5..2df187b 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -292,6 +292,10 @@
      * <p>
      * The value of a property will only have a single type, as defined by
      * the property itself.
+     *
+     * <p class="note"><strong>Note:</strong>
+     * In android version {@link Build.VERSION_CODES#VANILLA_ICE_CREAM} and earlier,
+     * the {@code equals} and {@code hashCode} methods for this class may not function as expected.
      */
     public static final class Property implements Parcelable {
         private static final int TYPE_BOOLEAN = 1;
@@ -523,6 +527,40 @@
                 return new Property[size];
             }
         };
+
+        @Override
+        public boolean equals(Object obj) {
+            if (!(obj instanceof Property)) {
+                return false;
+            }
+            final Property property = (Property) obj;
+            return mType == property.mType &&
+                    Objects.equals(mName, property.mName) &&
+                    Objects.equals(mClassName, property.mClassName) &&
+                    Objects.equals(mPackageName, property.mPackageName) &&
+                    (mType == TYPE_BOOLEAN ? mBooleanValue == property.mBooleanValue :
+                     mType == TYPE_FLOAT ? Float.compare(mFloatValue, property.mFloatValue) == 0 :
+                     mType == TYPE_INTEGER ? mIntegerValue == property.mIntegerValue :
+                     mType == TYPE_RESOURCE ? mIntegerValue == property.mIntegerValue :
+                     mStringValue.equals(property.mStringValue));
+        }
+
+        @Override
+        public int hashCode() {
+            int result = Objects.hash(mName, mType, mClassName, mPackageName);
+            if (mType == TYPE_BOOLEAN) {
+                result = 31 * result + (mBooleanValue ? 1 : 0);
+            } else if (mType == TYPE_FLOAT) {
+                result = 31 * result + Float.floatToIntBits(mFloatValue);
+            } else if (mType == TYPE_INTEGER) {
+                result = 31 * result + mIntegerValue;
+            } else if (mType == TYPE_RESOURCE) {
+                result = 31 * result + mIntegerValue;
+            } else if (mType == TYPE_STRING) {
+                result = 31 * result + mStringValue.hashCode();
+            }
+            return result;
+        }
     }
 
     /**
diff --git a/core/java/android/hardware/contexthub/OWNERS b/core/java/android/hardware/contexthub/OWNERS
new file mode 100644
index 0000000..a65a2bf
--- /dev/null
+++ b/core/java/android/hardware/contexthub/OWNERS
@@ -0,0 +1,2 @@
+# ContextHub team
+file:platform/system/chre:/OWNERS
diff --git a/core/java/android/os/OWNERS b/core/java/android/os/OWNERS
index 24e1d66..e63b664 100644
--- a/core/java/android/os/OWNERS
+++ b/core/java/android/os/OWNERS
@@ -128,3 +128,6 @@
 
 # Dropbox
 per-file DropBoxManager* = mwachens@google.com
+
+# Flags
+per-file flags.aconfig = file:/FF_LEADS_OWNERS
diff --git a/core/java/android/os/RemoteCallbackList.java b/core/java/android/os/RemoteCallbackList.java
index 2cb86f7..91c482fa 100644
--- a/core/java/android/os/RemoteCallbackList.java
+++ b/core/java/android/os/RemoteCallbackList.java
@@ -16,11 +16,19 @@
 
 package android.os;
 
+import android.annotation.FlaggedApi;
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.util.ArrayMap;
 import android.util.Slog;
 
 import java.io.PrintWriter;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.Queue;
+import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 
@@ -30,7 +38,7 @@
  * {@link android.app.Service} to its clients.  In particular, this:
  *
  * <ul>
- * <li> Keeps track of a set of registered {@link IInterface} callbacks,
+ * <li> Keeps track of a set of registered {@link IInterface} objects,
  * taking care to identify them through their underlying unique {@link IBinder}
  * (by calling {@link IInterface#asBinder IInterface.asBinder()}.
  * <li> Attaches a {@link IBinder.DeathRecipient IBinder.DeathRecipient} to
@@ -47,7 +55,7 @@
  * the registered clients, use {@link #beginBroadcast},
  * {@link #getBroadcastItem}, and {@link #finishBroadcast}.
  *
- * <p>If a registered callback's process goes away, this class will take
+ * <p>If a registered interface's process goes away, this class will take
  * care of automatically removing it from the list.  If you want to do
  * additional work in this situation, you can create a subclass that
  * implements the {@link #onCallbackDied} method.
@@ -56,78 +64,358 @@
 public class RemoteCallbackList<E extends IInterface> {
     private static final String TAG = "RemoteCallbackList";
 
+    private static final int DEFAULT_MAX_QUEUE_SIZE = 1000;
+
+
+    /**
+     * @hide
+     */
+    @IntDef(prefix = {"FROZEN_CALLEE_POLICY_"}, value = {
+            FROZEN_CALLEE_POLICY_UNSET,
+            FROZEN_CALLEE_POLICY_ENQUEUE_ALL,
+            FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT,
+            FROZEN_CALLEE_POLICY_DROP,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    @interface FrozenCalleePolicy {
+    }
+
+    /**
+     * Callbacks are invoked immediately regardless of the frozen state of the target process.
+     *
+     * Not recommended. Only exists for backward-compatibility. This represents the behavior up to
+     * SDK 35. Starting with SDK 36, clients should set a policy to govern callback invocations when
+     * recipients are frozen.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public static final int FROZEN_CALLEE_POLICY_UNSET = 0;
+
+    /**
+     * When the callback recipient's process is frozen, callbacks are enqueued so they're invoked
+     * after the recipient is unfrozen.
+     *
+     * This is commonly used when the recipient wants to receive all callbacks without losing any
+     * history, e.g. the recipient maintains a running count of events that occurred.
+     *
+     * Queued callbacks are invoked in the order they were originally broadcasted.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public static final int FROZEN_CALLEE_POLICY_ENQUEUE_ALL = 1;
+
+    /**
+     * When the callback recipient's process is frozen, only the most recent callback is enqueued,
+     * which is later invoked after the recipient is unfrozen.
+     *
+     * This can be used when only the most recent state matters, for instance when clients are
+     * listening to screen brightness changes.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public static final int FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT = 2;
+
+    /**
+     * When the callback recipient's process is frozen, callbacks are suppressed as if they never
+     * happened.
+     *
+     * This could be useful in the case where the recipient wishes to react to callbacks only when
+     * they occur while the recipient is not frozen. For example, certain network events are only
+     * worth responding to if the response can be immediate. Another example is recipients having
+     * another way of getting the latest state once it's unfrozen. Therefore there is no need to
+     * save callbacks that happened while the recipient was frozen.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public static final int FROZEN_CALLEE_POLICY_DROP = 3;
+
     @UnsupportedAppUsage
-    /*package*/ ArrayMap<IBinder, Callback> mCallbacks
-            = new ArrayMap<IBinder, Callback>();
+    /*package*/ ArrayMap<IBinder, Interface> mInterfaces = new ArrayMap<IBinder, Interface>();
     private Object[] mActiveBroadcast;
     private int mBroadcastCount = -1;
     private boolean mKilled = false;
     private StringBuilder mRecentCallers;
 
-    private final class Callback implements IBinder.DeathRecipient {
-        final E mCallback;
-        final Object mCookie;
+    private final @FrozenCalleePolicy int mFrozenCalleePolicy;
+    private final int mMaxQueueSize;
 
-        Callback(E callback, Object cookie) {
-            mCallback = callback;
+    private final class Interface implements IBinder.DeathRecipient,
+            IBinder.FrozenStateChangeCallback {
+        final IBinder mBinder;
+        final E mInterface;
+        final Object mCookie;
+        final Queue<Consumer<E>> mCallbackQueue;
+        int mCurrentState = IBinder.FrozenStateChangeCallback.STATE_UNFROZEN;
+
+        Interface(E callbackInterface, Object cookie) {
+            mBinder = callbackInterface.asBinder();
+            mInterface = callbackInterface;
             mCookie = cookie;
+            mCallbackQueue = mFrozenCalleePolicy == FROZEN_CALLEE_POLICY_ENQUEUE_ALL
+                || mFrozenCalleePolicy == FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT
+                ? new ConcurrentLinkedQueue<>() : null;
+        }
+
+        @Override
+        public synchronized void onFrozenStateChanged(@NonNull IBinder who, int state) {
+            if (state == STATE_UNFROZEN && mCallbackQueue != null) {
+                while (!mCallbackQueue.isEmpty()) {
+                    Consumer<E> callback = mCallbackQueue.poll();
+                    callback.accept(mInterface);
+                }
+            }
+            mCurrentState = state;
+        }
+
+        void addCallback(@NonNull Consumer<E> callback) {
+            if (mFrozenCalleePolicy == FROZEN_CALLEE_POLICY_UNSET) {
+                callback.accept(mInterface);
+                return;
+            }
+            synchronized (this) {
+                if (mCurrentState == STATE_UNFROZEN) {
+                    callback.accept(mInterface);
+                    return;
+                }
+                switch (mFrozenCalleePolicy) {
+                    case FROZEN_CALLEE_POLICY_ENQUEUE_ALL:
+                        if (mCallbackQueue.size() >= mMaxQueueSize) {
+                            mCallbackQueue.poll();
+                        }
+                        mCallbackQueue.offer(callback);
+                        break;
+                    case FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT:
+                        mCallbackQueue.clear();
+                        mCallbackQueue.offer(callback);
+                        break;
+                    case FROZEN_CALLEE_POLICY_DROP:
+                        // Do nothing. Just ignore the callback.
+                        break;
+                    case FROZEN_CALLEE_POLICY_UNSET:
+                        // Do nothing. Should have returned at the start of the method.
+                        break;
+                }
+            }
+        }
+
+        void maybeSubscribeToFrozenCallback() throws RemoteException {
+            if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
+                try {
+                    mBinder.addFrozenStateChangeCallback(this);
+                } catch (UnsupportedOperationException e) {
+                    // The kernel does not support frozen notifications. In this case we want to
+                    // silently fall back to FROZEN_CALLEE_POLICY_UNSET. This is done by simply
+                    // ignoring the error and moving on. mCurrentState would always be
+                    // STATE_UNFROZEN and all callbacks are invoked immediately.
+                }
+            }
+        }
+
+        void maybeUnsubscribeFromFrozenCallback() {
+            if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
+                try {
+                    mBinder.removeFrozenStateChangeCallback(this);
+                } catch (UnsupportedOperationException e) {
+                    // The kernel does not support frozen notifications. Ignore the error and move
+                    // on.
+                }
+            }
         }
 
         public void binderDied() {
-            synchronized (mCallbacks) {
-                mCallbacks.remove(mCallback.asBinder());
+            synchronized (mInterfaces) {
+                mInterfaces.remove(mBinder);
+                maybeUnsubscribeFromFrozenCallback();
             }
-            onCallbackDied(mCallback, mCookie);
+            onCallbackDied(mInterface, mCookie);
         }
     }
 
     /**
+     * Builder for {@link RemoteCallbackList}.
+     *
+     * @param <E> The remote callback interface type.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public static final class Builder<E extends IInterface> {
+        private @FrozenCalleePolicy int mFrozenCalleePolicy;
+        private int mMaxQueueSize = DEFAULT_MAX_QUEUE_SIZE;
+        private InterfaceDiedCallback mInterfaceDiedCallback;
+
+        /**
+         * Creates a Builder for {@link RemoteCallbackList}.
+         *
+         * @param frozenCalleePolicy When the callback recipient's process is frozen, this parameter
+         * specifies when/whether callbacks are invoked. It's important to choose a strategy that's
+         * right for the use case. Leaving the policy unset with {@link #FROZEN_CALLEE_POLICY_UNSET}
+         * is not recommended as it allows callbacks to be invoked while the recipient is frozen.
+         */
+        public Builder(@FrozenCalleePolicy int frozenCalleePolicy) {
+            mFrozenCalleePolicy = frozenCalleePolicy;
+        }
+
+        /**
+         * Sets the max queue size.
+         *
+         * @param maxQueueSize The max size limit on the queue that stores callbacks added when the
+         * recipient's process is frozen. Once the limit is reached, the oldest callback is dropped
+         * to keep the size under the limit. Should only be called for
+         * {@link #FROZEN_CALLEE_POLICY_ENQUEUE_ALL}.
+         *
+         * @return This builder.
+         * @throws IllegalArgumentException if the maxQueueSize is not positive.
+         * @throws UnsupportedOperationException if frozenCalleePolicy is not
+         * {@link #FROZEN_CALLEE_POLICY_ENQUEUE_ALL}.
+         */
+        public @NonNull Builder setMaxQueueSize(int maxQueueSize) {
+            if (maxQueueSize <= 0) {
+                throw new IllegalArgumentException("maxQueueSize must be positive");
+            }
+            if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_ENQUEUE_ALL) {
+                throw new UnsupportedOperationException(
+                        "setMaxQueueSize can only be called for FROZEN_CALLEE_POLICY_ENQUEUE_ALL");
+            }
+            mMaxQueueSize = maxQueueSize;
+            return this;
+        }
+
+        /**
+         * Sets the callback to be invoked when an interface dies.
+         */
+        public @NonNull Builder setInterfaceDiedCallback(
+                @NonNull InterfaceDiedCallback<E> callback) {
+            mInterfaceDiedCallback = callback;
+            return this;
+        }
+
+        /**
+         * For notifying when the process hosting a callback interface has died.
+         *
+         * @param <E> The remote callback interface type.
+         */
+        @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+        public interface InterfaceDiedCallback<E extends IInterface> {
+            /**
+             * Invoked when a callback interface has died.
+             *
+             * @param remoteCallbackList the list that the interface was registered with.
+             * @param deadInterface the interface that has died.
+             * @param cookie the cookie specified on interface registration.
+             */
+            void onInterfaceDied(@NonNull RemoteCallbackList<E> remoteCallbackList,
+                    E deadInterface, @Nullable Object cookie);
+        }
+
+        /**
+         * Builds and returns a {@link RemoteCallbackList}.
+         *
+         * @return The built {@link RemoteCallbackList} object.
+         */
+        public @NonNull RemoteCallbackList<E> build() {
+            if (mInterfaceDiedCallback != null) {
+                return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize) {
+                    @Override
+                    public void onCallbackDied(E deadInterface, Object cookie) {
+                        mInterfaceDiedCallback.onInterfaceDied(this, deadInterface, cookie);
+                    }
+                };
+            }
+            return new RemoteCallbackList<E>(mFrozenCalleePolicy, mMaxQueueSize);
+        }
+    }
+
+    /**
+     * Returns the frozen callee policy.
+     *
+     * @return The frozen callee policy.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public @FrozenCalleePolicy int getFrozenCalleePolicy() {
+        return mFrozenCalleePolicy;
+    }
+
+    /**
+     * Returns the max queue size.
+     *
+     * @return The max queue size.
+     */
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public int getMaxQueueSize() {
+        return mMaxQueueSize;
+    }
+
+    /**
+     * Creates a RemoteCallbackList with {@link #FROZEN_CALLEE_POLICY_UNSET}. This is equivalent to
+     * <pre>
+     * new RemoteCallbackList.Build(RemoteCallbackList.FROZEN_CALLEE_POLICY_UNSET).build()
+     * </pre>
+     */
+    public RemoteCallbackList() {
+        this(FROZEN_CALLEE_POLICY_UNSET, DEFAULT_MAX_QUEUE_SIZE);
+    }
+
+    /**
+     * Creates a RemoteCallbackList with the specified frozen callee policy.
+     *
+     * @param frozenCalleePolicy When the callback recipient's process is frozen, this parameter
+     * specifies when/whether callbacks are invoked. It's important to choose a strategy that's
+     * right for the use case. Leaving the policy unset with {@link #FROZEN_CALLEE_POLICY_UNSET}
+     * is not recommended as it allows callbacks to be invoked while the recipient is frozen.
+     *
+     * @param maxQueueSize The max size limit on the queue that stores callbacks added when the
+     * recipient's process is frozen. Once the limit is reached, the oldest callbacks would be
+     * dropped to keep the size under limit. Ignored except for
+     * {@link #FROZEN_CALLEE_POLICY_ENQUEUE_ALL}.
+     */
+    private RemoteCallbackList(@FrozenCalleePolicy int frozenCalleePolicy, int maxQueueSize) {
+        mFrozenCalleePolicy = frozenCalleePolicy;
+        mMaxQueueSize = maxQueueSize;
+    }
+
+    /**
      * Simple version of {@link RemoteCallbackList#register(E, Object)}
      * that does not take a cookie object.
      */
-    public boolean register(E callback) {
-        return register(callback, null);
+    public boolean register(E callbackInterface) {
+        return register(callbackInterface, null);
     }
 
     /**
-     * Add a new callback to the list.  This callback will remain in the list
+     * Add a new interface to the list.  This interface will remain in the list
      * until a corresponding call to {@link #unregister} or its hosting process
-     * goes away.  If the callback was already registered (determined by
-     * checking to see if the {@link IInterface#asBinder callback.asBinder()}
-     * object is already in the list), then it will be left as-is.
+     * goes away.  If the interface was already registered (determined by
+     * checking to see if the {@link IInterface#asBinder callbackInterface.asBinder()}
+     * object is already in the list), then it will be replaced with the new interface.
      * Registrations are not counted; a single call to {@link #unregister}
-     * will remove a callback after any number calls to register it.
+     * will remove an interface after any number calls to register it.
      *
-     * @param callback The callback interface to be added to the list.  Must
+     * @param callbackInterface The callback interface to be added to the list.  Must
      * not be null -- passing null here will cause a NullPointerException.
      * Most services will want to check for null before calling this with
      * an object given from a client, so that clients can't crash the
      * service with bad data.
      *
      * @param cookie Optional additional data to be associated with this
-     * callback.
-     * 
-     * @return Returns true if the callback was successfully added to the list.
+     * interface.
+     *
+     * @return Returns true if the interface was successfully added to the list.
      * Returns false if it was not added, either because {@link #kill} had
-     * previously been called or the callback's process has gone away.
+     * previously been called or the interface's process has gone away.
      *
      * @see #unregister
      * @see #kill
      * @see #onCallbackDied
      */
-    public boolean register(E callback, Object cookie) {
-        synchronized (mCallbacks) {
+    public boolean register(E callbackInterface, Object cookie) {
+        synchronized (mInterfaces) {
             if (mKilled) {
                 return false;
             }
             // Flag unusual case that could be caused by a leak. b/36778087
-            logExcessiveCallbacks();
-            IBinder binder = callback.asBinder();
+            logExcessiveInterfaces();
+            IBinder binder = callbackInterface.asBinder();
             try {
-                Callback cb = new Callback(callback, cookie);
-                unregister(callback);
-                binder.linkToDeath(cb, 0);
-                mCallbacks.put(binder, cb);
+                Interface i = new Interface(callbackInterface, cookie);
+                unregister(callbackInterface);
+                binder.linkToDeath(i, 0);
+                i.maybeSubscribeToFrozenCallback();
+                mInterfaces.put(binder, i);
                 return true;
             } catch (RemoteException e) {
                 return false;
@@ -136,27 +424,28 @@
     }
 
     /**
-     * Remove from the list a callback that was previously added with
+     * Remove from the list an interface that was previously added with
      * {@link #register}.  This uses the
-     * {@link IInterface#asBinder callback.asBinder()} object to correctly
+     * {@link IInterface#asBinder callbackInterface.asBinder()} object to correctly
      * find the previous registration.
      * Registrations are not counted; a single unregister call will remove
-     * a callback after any number calls to {@link #register} for it.
+     * an interface after any number calls to {@link #register} for it.
      *
-     * @param callback The callback to be removed from the list.  Passing
+     * @param callbackInterface The interface to be removed from the list.  Passing
      * null here will cause a NullPointerException, so you will generally want
      * to check for null before calling.
      *
-     * @return Returns true if the callback was found and unregistered.  Returns
-     * false if the given callback was not found on the list.
+     * @return Returns true if the interface was found and unregistered.  Returns
+     * false if the given interface was not found on the list.
      *
      * @see #register
      */
-    public boolean unregister(E callback) {
-        synchronized (mCallbacks) {
-            Callback cb = mCallbacks.remove(callback.asBinder());
-            if (cb != null) {
-                cb.mCallback.asBinder().unlinkToDeath(cb, 0);
+    public boolean unregister(E callbackInterface) {
+        synchronized (mInterfaces) {
+            Interface i = mInterfaces.remove(callbackInterface.asBinder());
+            if (i != null) {
+                i.mInterface.asBinder().unlinkToDeath(i, 0);
+                i.maybeUnsubscribeFromFrozenCallback();
                 return true;
             }
             return false;
@@ -164,20 +453,21 @@
     }
 
     /**
-     * Disable this callback list.  All registered callbacks are unregistered,
+     * Disable this interface list.  All registered interfaces are unregistered,
      * and the list is disabled so that future calls to {@link #register} will
      * fail.  This should be used when a Service is stopping, to prevent clients
-     * from registering callbacks after it is stopped.
+     * from registering interfaces after it is stopped.
      *
      * @see #register
      */
     public void kill() {
-        synchronized (mCallbacks) {
-            for (int cbi=mCallbacks.size()-1; cbi>=0; cbi--) {
-                Callback cb = mCallbacks.valueAt(cbi);
-                cb.mCallback.asBinder().unlinkToDeath(cb, 0);
+        synchronized (mInterfaces) {
+            for (int cbi = mInterfaces.size() - 1; cbi >= 0; cbi--) {
+                Interface i = mInterfaces.valueAt(cbi);
+                i.mInterface.asBinder().unlinkToDeath(i, 0);
+                i.maybeUnsubscribeFromFrozenCallback();
             }
-            mCallbacks.clear();
+            mInterfaces.clear();
             mKilled = true;
         }
     }
@@ -186,15 +476,15 @@
      * Old version of {@link #onCallbackDied(E, Object)} that
      * does not provide a cookie.
      */
-    public void onCallbackDied(E callback) {
+    public void onCallbackDied(E callbackInterface) {
     }
     
     /**
-     * Called when the process hosting a callback in the list has gone away.
+     * Called when the process hosting an interface in the list has gone away.
      * The default implementation calls {@link #onCallbackDied(E)}
      * for backwards compatibility.
      * 
-     * @param callback The callback whose process has died.  Note that, since
+     * @param callbackInterface The interface whose process has died.  Note that, since
      * its process has died, you can not make any calls on to this interface.
      * You can, however, retrieve its IBinder and compare it with another
      * IBinder to see if it is the same object.
@@ -203,13 +493,15 @@
      * 
      * @see #register
      */
-    public void onCallbackDied(E callback, Object cookie) {
-        onCallbackDied(callback);
+    public void onCallbackDied(E callbackInterface, Object cookie) {
+        onCallbackDied(callbackInterface);
     }
 
     /**
-     * Prepare to start making calls to the currently registered callbacks.
-     * This creates a copy of the callback list, which you can retrieve items
+     * Use {@link #broadcast(Consumer)} instead to ensure proper handling of frozen processes.
+     *
+     * Prepare to start making calls to the currently registered interfaces.
+     * This creates a copy of the interface list, which you can retrieve items
      * from using {@link #getBroadcastItem}.  Note that only one broadcast can
      * be active at a time, so you must be sure to always call this from the
      * same thread (usually by scheduling with {@link Handler}) or
@@ -219,44 +511,56 @@
      * <p>A typical loop delivering a broadcast looks like this:
      *
      * <pre>
-     * int i = callbacks.beginBroadcast();
+     * int i = interfaces.beginBroadcast();
      * while (i &gt; 0) {
      *     i--;
      *     try {
-     *         callbacks.getBroadcastItem(i).somethingHappened();
+     *         interfaces.getBroadcastItem(i).somethingHappened();
      *     } catch (RemoteException e) {
      *         // The RemoteCallbackList will take care of removing
      *         // the dead object for us.
      *     }
      * }
-     * callbacks.finishBroadcast();</pre>
+     * interfaces.finishBroadcast();</pre>
      *
-     * @return Returns the number of callbacks in the broadcast, to be used
+     * Note that this method is only supported for {@link #FROZEN_CALLEE_POLICY_UNSET}. For other
+     * policies use {@link #broadcast(Consumer)} instead.
+     *
+     * @return Returns the number of interfaces in the broadcast, to be used
      * with {@link #getBroadcastItem} to determine the range of indices you
      * can supply.
      *
+     * @throws UnsupportedOperationException if an frozen callee policy is set.
+     *
      * @see #getBroadcastItem
      * @see #finishBroadcast
      */
     public int beginBroadcast() {
-        synchronized (mCallbacks) {
+        if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
+            throw new UnsupportedOperationException();
+        }
+        return beginBroadcastInternal();
+    }
+
+    private int beginBroadcastInternal() {
+        synchronized (mInterfaces) {
             if (mBroadcastCount > 0) {
                 throw new IllegalStateException(
                         "beginBroadcast() called while already in a broadcast");
             }
             
-            final int N = mBroadcastCount = mCallbacks.size();
-            if (N <= 0) {
+            final int n = mBroadcastCount = mInterfaces.size();
+            if (n <= 0) {
                 return 0;
             }
             Object[] active = mActiveBroadcast;
-            if (active == null || active.length < N) {
-                mActiveBroadcast = active = new Object[N];
+            if (active == null || active.length < n) {
+                mActiveBroadcast = active = new Object[n];
             }
-            for (int i=0; i<N; i++) {
-                active[i] = mCallbacks.valueAt(i);
+            for (int i = 0; i < n; i++) {
+                active[i] = mInterfaces.valueAt(i);
             }
-            return N;
+            return n;
         }
     }
 
@@ -267,24 +571,23 @@
      * calling {@link #finishBroadcast}.
      *
      * <p>Note that it is possible for the process of one of the returned
-     * callbacks to go away before you call it, so you will need to catch
+     * interfaces to go away before you call it, so you will need to catch
      * {@link RemoteException} when calling on to the returned object.
-     * The callback list itself, however, will take care of unregistering
+     * The interface list itself, however, will take care of unregistering
      * these objects once it detects that it is no longer valid, so you can
      * handle such an exception by simply ignoring it.
      *
-     * @param index Which of the registered callbacks you would like to
+     * @param index Which of the registered interfaces you would like to
      * retrieve.  Ranges from 0 to {@link #beginBroadcast}-1, inclusive.
      *
-     * @return Returns the callback interface that you can call.  This will
-     * always be non-null.
+     * @return Returns the interface that you can call.  This will always be non-null.
      *
      * @see #beginBroadcast
      */
     public E getBroadcastItem(int index) {
-        return ((Callback)mActiveBroadcast[index]).mCallback;
+        return ((Interface) mActiveBroadcast[index]).mInterface;
     }
-    
+
     /**
      * Retrieve the cookie associated with the item
      * returned by {@link #getBroadcastItem(int)}.
@@ -292,7 +595,7 @@
      * @see #getBroadcastItem
      */
     public Object getBroadcastCookie(int index) {
-        return ((Callback)mActiveBroadcast[index]).mCookie;
+        return ((Interface) mActiveBroadcast[index]).mCookie;
     }
 
     /**
@@ -303,7 +606,7 @@
      * @see #beginBroadcast
      */
     public void finishBroadcast() {
-        synchronized (mCallbacks) {
+        synchronized (mInterfaces) {
             if (mBroadcastCount < 0) {
                 throw new IllegalStateException(
                         "finishBroadcast() called outside of a broadcast");
@@ -322,16 +625,18 @@
     }
 
     /**
-     * Performs {@code action} on each callback, calling
-     * {@link #beginBroadcast()}/{@link #finishBroadcast()} before/after looping
+     * Performs {@code callback} on each registered interface.
      *
-     * @hide
+     * This is equivalent to #beginBroadcast, followed by iterating over the items using
+     * #getBroadcastItem and then @finishBroadcast, except that this method supports
+     * frozen callee policies.
      */
-    public void broadcast(Consumer<E> action) {
-        int itemCount = beginBroadcast();
+    @FlaggedApi(Flags.FLAG_BINDER_FROZEN_STATE_CHANGE_CALLBACK)
+    public void broadcast(@NonNull Consumer<E> callback) {
+        int itemCount = beginBroadcastInternal();
         try {
             for (int i = 0; i < itemCount; i++) {
-                action.accept(getBroadcastItem(i));
+                ((Interface) mActiveBroadcast[i]).addCallback(callback);
             }
         } finally {
             finishBroadcast();
@@ -339,16 +644,16 @@
     }
 
     /**
-     * Performs {@code action} for each cookie associated with a callback, calling
+     * Performs {@code callback} for each cookie associated with an interface, calling
      * {@link #beginBroadcast()}/{@link #finishBroadcast()} before/after looping
      *
      * @hide
      */
-    public <C> void broadcastForEachCookie(Consumer<C> action) {
+    public <C> void broadcastForEachCookie(Consumer<C> callback) {
         int itemCount = beginBroadcast();
         try {
             for (int i = 0; i < itemCount; i++) {
-                action.accept((C) getBroadcastCookie(i));
+                callback.accept((C) getBroadcastCookie(i));
             }
         } finally {
             finishBroadcast();
@@ -356,16 +661,16 @@
     }
 
     /**
-     * Performs {@code action} on each callback and associated cookie, calling {@link
+     * Performs {@code callback} on each interface and associated cookie, calling {@link
      * #beginBroadcast()}/{@link #finishBroadcast()} before/after looping.
      *
      * @hide
      */
-    public <C> void broadcast(BiConsumer<E, C> action) {
+    public <C> void broadcast(BiConsumer<E, C> callback) {
         int itemCount = beginBroadcast();
         try {
             for (int i = 0; i < itemCount; i++) {
-                action.accept(getBroadcastItem(i), (C) getBroadcastCookie(i));
+                callback.accept(getBroadcastItem(i), (C) getBroadcastCookie(i));
             }
         } finally {
             finishBroadcast();
@@ -373,10 +678,10 @@
     }
 
     /**
-     * Returns the number of registered callbacks. Note that the number of registered
-     * callbacks may differ from the value returned by {@link #beginBroadcast()} since
-     * the former returns the number of callbacks registered at the time of the call
-     * and the second the number of callback to which the broadcast will be delivered.
+     * Returns the number of registered interfaces. Note that the number of registered
+     * interfaces may differ from the value returned by {@link #beginBroadcast()} since
+     * the former returns the number of interfaces registered at the time of the call
+     * and the second the number of interfaces to which the broadcast will be delivered.
      * <p>
      * This function is useful to decide whether to schedule a broadcast if this
      * requires doing some work which otherwise would not be performed.
@@ -385,39 +690,39 @@
      * @return The size.
      */
     public int getRegisteredCallbackCount() {
-        synchronized (mCallbacks) {
+        synchronized (mInterfaces) {
             if (mKilled) {
                 return 0;
             }
-            return mCallbacks.size();
+            return mInterfaces.size();
         }
     }
 
     /**
-     * Return a currently registered callback.  Note that this is
+     * Return a currently registered interface.  Note that this is
      * <em>not</em> the same as {@link #getBroadcastItem} and should not be used
-     * interchangeably with it.  This method returns the registered callback at the given
+     * interchangeably with it.  This method returns the registered interface at the given
      * index, not the current broadcast state.  This means that it is not itself thread-safe:
      * any call to {@link #register} or {@link #unregister} will change these indices, so you
      * must do your own thread safety between these to protect from such changes.
      *
-     * @param index Index of which callback registration to return, from 0 to
+     * @param index Index of which interface registration to return, from 0 to
      * {@link #getRegisteredCallbackCount()} - 1.
      *
-     * @return Returns whatever callback is associated with this index, or null if
+     * @return Returns whatever interface is associated with this index, or null if
      * {@link #kill()} has been called.
      */
     public E getRegisteredCallbackItem(int index) {
-        synchronized (mCallbacks) {
+        synchronized (mInterfaces) {
             if (mKilled) {
                 return null;
             }
-            return mCallbacks.valueAt(index).mCallback;
+            return mInterfaces.valueAt(index).mInterface;
         }
     }
 
     /**
-     * Return any cookie associated with a currently registered callback.  Note that this is
+     * Return any cookie associated with a currently registered interface.  Note that this is
      * <em>not</em> the same as {@link #getBroadcastCookie} and should not be used
      * interchangeably with it.  This method returns the current cookie registered at the given
      * index, not the current broadcast state.  This means that it is not itself thread-safe:
@@ -431,25 +736,25 @@
      * {@link #kill()} has been called.
      */
     public Object getRegisteredCallbackCookie(int index) {
-        synchronized (mCallbacks) {
+        synchronized (mInterfaces) {
             if (mKilled) {
                 return null;
             }
-            return mCallbacks.valueAt(index).mCookie;
+            return mInterfaces.valueAt(index).mCookie;
         }
     }
 
     /** @hide */
     public void dump(PrintWriter pw, String prefix) {
-        synchronized (mCallbacks) {
-            pw.print(prefix); pw.print("callbacks: "); pw.println(mCallbacks.size());
+        synchronized (mInterfaces) {
+            pw.print(prefix); pw.print("callbacks: "); pw.println(mInterfaces.size());
             pw.print(prefix); pw.print("killed: "); pw.println(mKilled);
             pw.print(prefix); pw.print("broadcasts count: "); pw.println(mBroadcastCount);
         }
     }
 
-    private void logExcessiveCallbacks() {
-        final long size = mCallbacks.size();
+    private void logExcessiveInterfaces() {
+        final long size = mInterfaces.size();
         final long TOO_MANY = 3000;
         final long MAX_CHARS = 1000;
         if (size >= TOO_MANY) {
diff --git a/core/java/android/security/flags.aconfig b/core/java/android/security/flags.aconfig
index 3f4f790..5d1d758 100644
--- a/core/java/android/security/flags.aconfig
+++ b/core/java/android/security/flags.aconfig
@@ -115,6 +115,14 @@
 }
 
 flag {
+    name: "protect_device_config_flags"
+    namespace: "psap_ai"
+    description: "Feature flag to limit adb shell to allowlisted flags"
+    bug: "364083026"
+    is_fixed_read_only: true
+}
+
+flag {
     name: "keystore_grant_api"
     namespace: "hardware_backed_security"
     description: "Feature flag for exposing KeyStore grant APIs"
diff --git a/core/java/android/telephony/SubscriptionPlan.java b/core/java/android/telephony/SubscriptionPlan.java
index 7b48a16..4c59a85 100644
--- a/core/java/android/telephony/SubscriptionPlan.java
+++ b/core/java/android/telephony/SubscriptionPlan.java
@@ -18,6 +18,7 @@
 
 import android.annotation.BytesLong;
 import android.annotation.CurrentTimeMillisLong;
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -28,6 +29,7 @@
 import android.util.Range;
 import android.util.RecurrenceRule;
 
+import com.android.internal.telephony.flags.Flags;
 import com.android.internal.util.Preconditions;
 
 import java.lang.annotation.Retention;
@@ -83,6 +85,33 @@
     /** Value indicating a timestamp is unknown. */
     public static final long TIME_UNKNOWN = -1;
 
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(prefix = { "SUBSCRIPTION_STATUS_" }, value = {
+            SUBSCRIPTION_STATUS_UNKNOWN,
+            SUBSCRIPTION_STATUS_ACTIVE,
+            SUBSCRIPTION_STATUS_INACTIVE,
+            SUBSCRIPTION_STATUS_TRIAL,
+            SUBSCRIPTION_STATUS_SUSPENDED
+    })
+    public @interface SubscriptionStatus {}
+
+    /** Subscription status is unknown. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public static final int SUBSCRIPTION_STATUS_UNKNOWN = 0;
+    /** Subscription is active. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public static final int SUBSCRIPTION_STATUS_ACTIVE = 1;
+    /** Subscription is inactive. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public static final int SUBSCRIPTION_STATUS_INACTIVE = 2;
+    /** Subscription is in a trial period. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public static final int SUBSCRIPTION_STATUS_TRIAL = 3;
+    /** Subscription is suspended. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public static final int SUBSCRIPTION_STATUS_SUSPENDED = 4;
+
     private final RecurrenceRule cycleRule;
     private CharSequence title;
     private CharSequence summary;
@@ -91,6 +120,7 @@
     private long dataUsageBytes = BYTES_UNKNOWN;
     private long dataUsageTime = TIME_UNKNOWN;
     private @NetworkType int[] networkTypes;
+    private int mSubscriptionStatus = SUBSCRIPTION_STATUS_UNKNOWN;
 
     private SubscriptionPlan(RecurrenceRule cycleRule) {
         this.cycleRule = Preconditions.checkNotNull(cycleRule);
@@ -107,6 +137,7 @@
         dataUsageBytes = source.readLong();
         dataUsageTime = source.readLong();
         networkTypes = source.createIntArray();
+        mSubscriptionStatus = source.readInt();
     }
 
     @Override
@@ -124,6 +155,7 @@
         dest.writeLong(dataUsageBytes);
         dest.writeLong(dataUsageTime);
         dest.writeIntArray(networkTypes);
+        dest.writeInt(mSubscriptionStatus);
     }
 
     @Override
@@ -137,13 +169,14 @@
                 .append(" dataUsageBytes=").append(dataUsageBytes)
                 .append(" dataUsageTime=").append(dataUsageTime)
                 .append(" networkTypes=").append(Arrays.toString(networkTypes))
+                .append(" subscriptionStatus=").append(mSubscriptionStatus)
                 .append("}").toString();
     }
 
     @Override
     public int hashCode() {
         return Objects.hash(cycleRule, title, summary, dataLimitBytes, dataLimitBehavior,
-                dataUsageBytes, dataUsageTime, Arrays.hashCode(networkTypes));
+                dataUsageBytes, dataUsageTime, Arrays.hashCode(networkTypes), mSubscriptionStatus);
     }
 
     @Override
@@ -157,7 +190,8 @@
                     && dataLimitBehavior == other.dataLimitBehavior
                     && dataUsageBytes == other.dataUsageBytes
                     && dataUsageTime == other.dataUsageTime
-                    && Arrays.equals(networkTypes, other.networkTypes);
+                    && Arrays.equals(networkTypes, other.networkTypes)
+                    && mSubscriptionStatus == other.mSubscriptionStatus;
         }
         return false;
     }
@@ -179,6 +213,13 @@
         return cycleRule;
     }
 
+    /** Return the end date of this plan, or null if no end date exists. */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public @Nullable ZonedDateTime getPlanEndDate() {
+        // ZonedDateTime is immutable, so no need to create a defensive copy.
+        return cycleRule.end;
+    }
+
     /** Return the short title of this plan. */
     public @Nullable CharSequence getTitle() {
         return title;
@@ -238,6 +279,16 @@
     }
 
     /**
+     * Returns the status of the subscription plan.
+     *
+     * @return The subscription status, or {@link #SUBSCRIPTION_STATUS_UNKNOWN} if not available.
+     */
+    @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+    public @SubscriptionStatus int getSubscriptionStatus() {
+        return mSubscriptionStatus;
+    }
+
+    /**
      * Builder for a {@link SubscriptionPlan}.
      */
     public static class Builder {
@@ -382,5 +433,21 @@
                     TelephonyManager.getAllNetworkTypes().length);
             return this;
         }
+
+        /**
+         * Set the subscription status.
+         *
+         * @param subscriptionStatus the current subscription status
+         */
+        @FlaggedApi(Flags.FLAG_SUBSCRIPTION_PLAN_ALLOW_STATUS_AND_END_DATE)
+        public @NonNull Builder setSubscriptionStatus(@SubscriptionStatus int subscriptionStatus) {
+            if (subscriptionStatus < SUBSCRIPTION_STATUS_UNKNOWN
+                    || subscriptionStatus > SUBSCRIPTION_STATUS_SUSPENDED) {
+                throw new IllegalArgumentException(
+                        "Subscription status must be defined with a valid value");
+            }
+            plan.mSubscriptionStatus = subscriptionStatus;
+            return this;
+        }
     }
 }
diff --git a/core/java/com/android/internal/compat/AndroidBuildClassifier.java b/core/java/com/android/internal/compat/AndroidBuildClassifier.java
index 364db06..19f8889 100644
--- a/core/java/com/android/internal/compat/AndroidBuildClassifier.java
+++ b/core/java/com/android/internal/compat/AndroidBuildClassifier.java
@@ -22,6 +22,7 @@
  * Platform private class for determining the type of Android build installed.
  *
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public class AndroidBuildClassifier {
 
     public boolean isDebuggableBuild() {
diff --git a/core/java/com/android/internal/compat/ChangeReporter.java b/core/java/com/android/internal/compat/ChangeReporter.java
index ded142c..bfa122b 100644
--- a/core/java/com/android/internal/compat/ChangeReporter.java
+++ b/core/java/com/android/internal/compat/ChangeReporter.java
@@ -42,6 +42,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class ChangeReporter {
     private static final String TAG = "CompatChangeReporter";
     private static final Function<Integer, Set<ChangeReport>> NEW_CHANGE_REPORT_SET =
diff --git a/core/java/com/android/internal/compat/CompatibilityChangeConfig.java b/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
index 182dba7..8fd914ae 100644
--- a/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityChangeConfig.java
@@ -28,6 +28,7 @@
  * Parcelable containing compat config overrides for a given application.
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatibilityChangeConfig implements Parcelable {
     private final ChangeConfig mChangeConfig;
 
diff --git a/core/java/com/android/internal/compat/CompatibilityChangeInfo.java b/core/java/com/android/internal/compat/CompatibilityChangeInfo.java
index 03fe455..505fd23 100644
--- a/core/java/com/android/internal/compat/CompatibilityChangeInfo.java
+++ b/core/java/com/android/internal/compat/CompatibilityChangeInfo.java
@@ -25,6 +25,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public class CompatibilityChangeInfo implements Parcelable {
     private final long mChangeId;
     private final @Nullable String mName;
diff --git a/core/java/com/android/internal/compat/CompatibilityOverrideConfig.java b/core/java/com/android/internal/compat/CompatibilityOverrideConfig.java
index 9a02b7b..32206c9 100644
--- a/core/java/com/android/internal/compat/CompatibilityOverrideConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityOverrideConfig.java
@@ -28,6 +28,7 @@
  * Parcelable containing compat config overrides for a given application.
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatibilityOverrideConfig implements Parcelable {
     public final Map<Long, PackageOverride> overrides;
 
diff --git a/core/java/com/android/internal/compat/CompatibilityOverridesByPackageConfig.java b/core/java/com/android/internal/compat/CompatibilityOverridesByPackageConfig.java
index 8652bb6..998b48a 100644
--- a/core/java/com/android/internal/compat/CompatibilityOverridesByPackageConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityOverridesByPackageConfig.java
@@ -26,6 +26,7 @@
  * Parcelable containing compat config overrides by application.
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatibilityOverridesByPackageConfig implements Parcelable {
     public final Map<String, CompatibilityOverrideConfig> packageNameToOverrides;
 
diff --git a/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveByPackageConfig.java b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveByPackageConfig.java
index b408d64..c0e2217 100644
--- a/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveByPackageConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveByPackageConfig.java
@@ -29,6 +29,7 @@
  * IDs.
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatibilityOverridesToRemoveByPackageConfig implements Parcelable {
     public final Map<String, CompatibilityOverridesToRemoveConfig> packageNameToOverridesToRemove;
 
diff --git a/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java
index e85afef..10461ec 100644
--- a/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java
+++ b/core/java/com/android/internal/compat/CompatibilityOverridesToRemoveConfig.java
@@ -30,6 +30,7 @@
  * <p>This class is separate from CompatibilityOverrideConfig since we only need change IDs.
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatibilityOverridesToRemoveConfig implements Parcelable {
     public final Set<Long> changeIds;
 
diff --git a/core/java/com/android/internal/compat/OverrideAllowedState.java b/core/java/com/android/internal/compat/OverrideAllowedState.java
index e408be2..f018c3a 100644
--- a/core/java/com/android/internal/compat/OverrideAllowedState.java
+++ b/core/java/com/android/internal/compat/OverrideAllowedState.java
@@ -27,6 +27,7 @@
 /**
  * This class contains all the possible override allowed states.
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class OverrideAllowedState implements Parcelable {
     @IntDef({
             ALLOWED,
diff --git a/core/java/com/android/internal/ravenwood/RavenwoodEnvironment.java b/core/java/com/android/internal/ravenwood/RavenwoodEnvironment.java
index a69d2e4..8df3f2a 100644
--- a/core/java/com/android/internal/ravenwood/RavenwoodEnvironment.java
+++ b/core/java/com/android/internal/ravenwood/RavenwoodEnvironment.java
@@ -15,6 +15,12 @@
  */
 package com.android.internal.ravenwood;
 
+import static android.os.Build.VERSION_CODES.S;
+import static android.os.Build.VERSION_CODES.UPSIDE_DOWN_CAKE;
+
+import android.compat.annotation.ChangeId;
+import android.compat.annotation.Disabled;
+import android.compat.annotation.EnabledAfter;
 import android.ravenwood.annotation.RavenwoodKeepWholeClass;
 import android.ravenwood.annotation.RavenwoodRedirect;
 import android.ravenwood.annotation.RavenwoodRedirectionClass;
@@ -78,4 +84,24 @@
     public String getRavenwoodRuntimePath() {
         throw notSupportedOnDevice();
     }
+
+    /** @hide */
+    public static class CompatIdsForTest {
+        // Enabled by default
+        /** Used for testing */
+        @ChangeId
+        public static final long TEST_COMPAT_ID_1 = 368131859L;
+
+        /** Used for testing */
+        @Disabled
+        @ChangeId public static final long TEST_COMPAT_ID_2 = 368131701L;
+
+        /** Used for testing */
+        @EnabledAfter(targetSdkVersion = S)
+        @ChangeId public static final long TEST_COMPAT_ID_3 = 368131659L;
+
+        /** Used for testing */
+        @EnabledAfter(targetSdkVersion = UPSIDE_DOWN_CAKE)
+        @ChangeId public static final long TEST_COMPAT_ID_4 = 368132057L;
+    }
 }
diff --git a/keystore/java/Android.bp b/keystore/java/Android.bp
index 21edff1..264ac5ff 100644
--- a/keystore/java/Android.bp
+++ b/keystore/java/Android.bp
@@ -13,5 +13,13 @@
         "**/*.java",
         "**/*.aidl",
     ],
+    exclude_srcs: select(release_flag("RELEASE_ATTEST_MODULES"), {
+        true: [
+            "android/security/KeyStore2HalCurrent.java",
+        ],
+        default: [
+            "android/security/KeyStore2HalLatest.java",
+        ],
+    }),
     visibility: ["//frameworks/base"],
 }
diff --git a/keystore/java/android/security/KeyStore2.java b/keystore/java/android/security/KeyStore2.java
index dd703f5..f5cf571 100644
--- a/keystore/java/android/security/KeyStore2.java
+++ b/keystore/java/android/security/KeyStore2.java
@@ -101,7 +101,7 @@
         R execute(IKeystoreService service) throws RemoteException;
     }
 
-    private <R> R handleRemoteExceptionWithRetry(@NonNull CheckedRemoteRequest<R> request)
+    <R> R handleRemoteExceptionWithRetry(@NonNull CheckedRemoteRequest<R> request)
             throws KeyStoreException {
         IKeystoreService service = getService(false /* retryLookup */);
         boolean firstTry = true;
@@ -369,6 +369,18 @@
         }
     }
 
+    /**
+     * Returns tag-specific info required to interpret a tag's attested value.
+     * @see IKeystoreService#getSupplementaryAttestationInfo(Tag) for more details.
+     * @param tag
+     * @return
+     * @throws KeyStoreException
+     * @hide
+     */
+    public byte[] getSupplementaryAttestationInfo(int tag) throws KeyStoreException {
+        return KeyStore2HalVersion.getSupplementaryAttestationInfoHelper(tag, this);
+    }
+
     static KeyStoreException getKeyStoreException(int errorCode, String serviceErrorMessage) {
         if (errorCode > 0) {
             // KeyStore layer error
diff --git a/keystore/java/android/security/KeyStore2HalCurrent.java b/keystore/java/android/security/KeyStore2HalCurrent.java
new file mode 100644
index 0000000..f4d8fe6
--- /dev/null
+++ b/keystore/java/android/security/KeyStore2HalCurrent.java
@@ -0,0 +1,30 @@
+/*
+ * 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.security;
+
+/**
+ * @hide This class is necessary to allow the version of the AIDL interface for Keystore and
+* KeyMint used in KeyStore2.java to differ by BUILD flag `RELEASE_ATTEST_MODULES`. When
+* `RELEASE_ATTEST_MODULES` is not set, this file is included, and the current HALs for Keystore
+* (V4) and KeyMint (V3) are used.
+*/
+class KeyStore2HalVersion {
+    public static byte[] getSupplementaryAttestationInfoHelper(int tag, KeyStore2 ks)
+            throws KeyStoreException {
+        return new byte[0];
+    }
+}
diff --git a/keystore/java/android/security/KeyStore2HalLatest.java b/keystore/java/android/security/KeyStore2HalLatest.java
new file mode 100644
index 0000000..b6e1cbb
--- /dev/null
+++ b/keystore/java/android/security/KeyStore2HalLatest.java
@@ -0,0 +1,31 @@
+/*
+ * 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.security;
+
+/**
+ * @hide This class is necessary to allow the version of the AIDL interface for Keystore and
+* KeyMint used in KeyStore2.java to differ by BUILD flag `RELEASE_ATTEST_MODULES`. When
+* `RELEASE_ATTEST_MODULES` is set, this file is included, and the latest HALs for Keystore (V5)
+* and KeyMint (V4) are used.
+*/
+class KeyStore2HalVersion {
+    public byte[] getSupplementaryAttestationInfoHelper(int tag, KeyStore2 ks)
+            throws KeyStoreException {
+        return ks.handleRemoteExceptionWithRetry(
+            (service) -> service.getSupplementaryAttestationInfo(tag));
+    }
+}
diff --git a/keystore/java/android/security/keystore/KeyStoreManager.java b/keystore/java/android/security/keystore/KeyStoreManager.java
index e6091c1..740ccb5 100644
--- a/keystore/java/android/security/keystore/KeyStoreManager.java
+++ b/keystore/java/android/security/keystore/KeyStoreManager.java
@@ -17,9 +17,11 @@
 package android.security.keystore;
 
 import android.annotation.FlaggedApi;
+import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.SystemService;
 import android.content.Context;
+import android.hardware.security.keymint.TagType;
 import android.security.KeyStore2;
 import android.security.KeyStoreException;
 import android.security.keystore2.AndroidKeyStoreProvider;
@@ -32,6 +34,8 @@
 import com.android.internal.annotations.GuardedBy;
 
 import java.io.ByteArrayInputStream;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.security.Key;
 import java.security.KeyPair;
 import java.security.PublicKey;
@@ -299,6 +303,37 @@
         return Collections.emptyList();
     }
 
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(value = {MODULE_HASH})
+    public @interface SupplementaryAttestationInfoTagEnum {}
+
+    /**
+     * When passed into getSupplementaryAttestationInfo, getSupplementaryAttestationInfo returns the
+     * DER-encoded structure corresponding to the `Modules` schema described in the KeyMint HAL's
+     * KeyCreationResult.aidl. The SHA-256 hash of this encoded structure is what's included with
+     * the tag in attestations.
+     */
+    // TODO(b/369375199): Replace with Tag.MODULE_HASH when flagging is removed.
+    public static final int MODULE_HASH = TagType.BYTES | 724;
+
+    /**
+     * Returns tag-specific data required to interpret a tag's attested value.
+     *
+     * When performing key attestation, the obtained attestation certificate contains a list of tags
+     * and their corresponding attested values. For some tags, additional information about the
+     * attested value can be queried via this API. See individual tags for specifics.
+     *
+     * @param tag tag for which info is being requested
+     * @return tag-specific info
+     * @throws KeyStoreException if the requested info is not available
+     */
+    @FlaggedApi(android.security.keystore2.Flags.FLAG_ATTEST_MODULES)
+    public @NonNull byte[] getSupplementaryAttestationInfo(
+            @SupplementaryAttestationInfoTagEnum int tag) throws KeyStoreException {
+        return mKeyStore2.getSupplementaryAttestationInfo(tag);
+    }
+
     /**
      * Returns a new {@link KeyDescriptor} instance in the app domain / namespace with the {@code
      * alias} set to the provided value.
diff --git a/native/graphics/jni/Android.bp b/native/graphics/jni/Android.bp
index 0fb3049..962f54d 100644
--- a/native/graphics/jni/Android.bp
+++ b/native/graphics/jni/Android.bp
@@ -45,8 +45,10 @@
 
     header_libs: [
         "jni_headers",
+        "native_headers",
         "libhwui_internal_headers",
     ],
+    export_header_lib_headers: ["native_headers"],
 
     static_libs: ["libarect"],
 
diff --git a/nfc/api/system-current.txt b/nfc/api/system-current.txt
index c25f77b..f587660 100644
--- a/nfc/api/system-current.txt
+++ b/nfc/api/system-current.txt
@@ -57,6 +57,7 @@
 
   @FlaggedApi("android.nfc.nfc_oem_extension") public final class NfcOemExtension {
     method @FlaggedApi("android.nfc.nfc_oem_extension") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void clearPreference();
+    method @FlaggedApi("android.nfc.nfc_oem_extension") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public int forceRoutingTableCommit();
     method @FlaggedApi("android.nfc.nfc_oem_extension") @NonNull public java.util.List<java.lang.String> getActiveNfceeList();
     method @FlaggedApi("android.nfc.nfc_oem_extension") @NonNull @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public android.nfc.RoutingStatus getRoutingStatus();
     method @FlaggedApi("android.nfc.nfc_oem_extension") @NonNull @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public java.util.List<android.nfc.NfcRoutingTableEntry> getRoutingTable();
@@ -73,6 +74,9 @@
     method @FlaggedApi("android.nfc.nfc_oem_extension") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void synchronizeScreenState();
     method @FlaggedApi("android.nfc.nfc_oem_extension") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void triggerInitialization();
     method @FlaggedApi("android.nfc.nfc_oem_extension") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void unregisterCallback(@NonNull android.nfc.NfcOemExtension.Callback);
+    field public static final int COMMIT_ROUTING_STATUS_FAILED = 3; // 0x3
+    field public static final int COMMIT_ROUTING_STATUS_FAILED_UPDATE_IN_PROGRESS = 6; // 0x6
+    field public static final int COMMIT_ROUTING_STATUS_OK = 0; // 0x0
     field @FlaggedApi("android.nfc.nfc_oem_extension") public static final int DISABLE = 0; // 0x0
     field @FlaggedApi("android.nfc.nfc_oem_extension") public static final int ENABLE_DEFAULT = 1; // 0x1
     field @FlaggedApi("android.nfc.nfc_oem_extension") public static final int ENABLE_EE = 3; // 0x3
@@ -89,13 +93,14 @@
     method public void onBootFinished(int);
     method public void onBootStarted();
     method public void onCardEmulationActivated(boolean);
-    method public void onDisable(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onDisableFinished(int);
+    method public void onDisableRequested(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onDisableStarted();
     method public void onEeListenActivated(boolean);
-    method public void onEnable(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onEnableFinished(int);
+    method public void onEnableRequested(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onEnableStarted();
+    method public void onExtractOemPackages(@NonNull android.nfc.NdefMessage, @NonNull java.util.function.Consumer<java.util.List<java.lang.String>>);
     method public void onGetOemAppSearchIntent(@NonNull java.util.List<java.lang.String>, @NonNull java.util.function.Consumer<android.content.Intent>);
     method public void onHceEventReceived(int);
     method public void onLaunchHceAppChooserActivity(@NonNull String, @NonNull java.util.List<android.nfc.cardemulation.ApduServiceInfo>, @NonNull android.content.ComponentName, @NonNull String);
@@ -106,7 +111,7 @@
     method public void onReaderOptionChanged(boolean);
     method public void onRfDiscoveryStarted(boolean);
     method public void onRfFieldActivated(boolean);
-    method public void onRoutingChanged();
+    method public void onRoutingChanged(@NonNull java.util.function.Consumer<java.lang.Boolean>);
     method public void onRoutingTableFull();
     method public void onStateUpdated(int);
     method public void onTagConnected(boolean);
@@ -183,6 +188,12 @@
     method @FlaggedApi("android.nfc.enable_nfc_mainline") @NonNull public java.util.List<android.nfc.cardemulation.ApduServiceInfo> getServices(@NonNull String, int);
     method @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public void overrideRoutingTable(@NonNull android.app.Activity, int, int);
     method @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public void recoverRoutingTable(@NonNull android.app.Activity);
+    method @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public int setServiceEnabledForCategoryOther(@NonNull android.content.ComponentName, boolean);
+    field @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_ALREADY_SET = 3; // 0x3
+    field @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_FEATURE_UNSUPPORTED = 1; // 0x1
+    field @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_INVALID_SERVICE = 2; // 0x2
+    field @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_UNKNOWN_ERROR = 4; // 0x4
+    field @FlaggedApi("android.nfc.nfc_set_service_enabled_for_category_other") public static final int SET_SERVICE_ENABLED_STATUS_OK = 0; // 0x0
   }
 
 }
diff --git a/nfc/java/android/nfc/INfcAdapter.aidl b/nfc/java/android/nfc/INfcAdapter.aidl
index 40fd068..31514a0 100644
--- a/nfc/java/android/nfc/INfcAdapter.aidl
+++ b/nfc/java/android/nfc/INfcAdapter.aidl
@@ -120,4 +120,5 @@
     boolean isTagPresent();
     List<Entry> getRoutingTableEntryList();
     void indicateDataMigration(boolean inProgress, String pkg);
+    int commitRouting();
 }
diff --git a/nfc/java/android/nfc/INfcCardEmulation.aidl b/nfc/java/android/nfc/INfcCardEmulation.aidl
index 5e2e92d..633d8bf 100644
--- a/nfc/java/android/nfc/INfcCardEmulation.aidl
+++ b/nfc/java/android/nfc/INfcCardEmulation.aidl
@@ -47,7 +47,7 @@
     boolean unsetPreferredService();
     boolean supportsAidPrefixRegistration();
     ApduServiceInfo getPreferredPaymentService(int userHandle);
-    boolean setServiceEnabledForCategoryOther(int userHandle, in ComponentName app, boolean status);
+    int setServiceEnabledForCategoryOther(int userHandle, in ComponentName app, boolean status);
     boolean isDefaultPaymentRegistered();
 
     void overrideRoutingTable(int userHandle, String protocol, String technology, in String pkg);
diff --git a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
index fb793b0..1a21c0b 100644
--- a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
+++ b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
@@ -41,7 +41,7 @@
    void onEnableFinished(int status);
    void onDisableFinished(int status);
    void onTagDispatch(in ResultReceiver isSkipped);
-   void onRoutingChanged();
+   void onRoutingChanged(in ResultReceiver isSkipped);
    void onHceEventReceived(int action);
    void onReaderOptionChanged(boolean enabled);
    void onCardEmulationActivated(boolean isActivated);
@@ -54,4 +54,5 @@
    void onLaunchHceTapAgainActivity(in ApduServiceInfo service, in String category);
    void onRoutingTableFull();
    void onLogEventNotified(in OemLogItems item);
+   void onExtractOemPackages(in NdefMessage message, in ResultReceiver packageReceiver);
 }
diff --git a/nfc/java/android/nfc/NfcOemExtension.java b/nfc/java/android/nfc/NfcOemExtension.java
index 57ee981..326ca64 100644
--- a/nfc/java/android/nfc/NfcOemExtension.java
+++ b/nfc/java/android/nfc/NfcOemExtension.java
@@ -23,11 +23,11 @@
 
 import android.Manifest;
 import android.annotation.CallbackExecutor;
+import android.annotation.DurationMillisLong;
 import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.RequiresPermission;
-import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
 import android.content.ComponentName;
 import android.content.Context;
@@ -194,6 +194,30 @@
     public @interface StatusCode {}
 
     /**
+     * Routing commit succeeded.
+     */
+    public static final int COMMIT_ROUTING_STATUS_OK = 0;
+    /**
+     * Routing commit failed.
+     */
+    public static final int COMMIT_ROUTING_STATUS_FAILED = 3;
+    /**
+     * Routing commit failed due to the update is in progress.
+     */
+    public static final int COMMIT_ROUTING_STATUS_FAILED_UPDATE_IN_PROGRESS = 6;
+
+    /**
+     * Status codes returned when calling {@link #forceRoutingTableCommit()}
+     * @hide
+     */
+    @IntDef(prefix = "COMMIT_ROUTING_STATUS_", value = {
+            COMMIT_ROUTING_STATUS_OK,
+            COMMIT_ROUTING_STATUS_FAILED,
+            COMMIT_ROUTING_STATUS_FAILED_UPDATE_IN_PROGRESS,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface CommitRoutingStatusCode {}
+    /**
      * Interface for Oem extensions for NFC.
      */
     public interface Callback {
@@ -233,8 +257,7 @@
          *                  {@link Boolean#TRUE}, otherwise call with {@link Boolean#FALSE}.
          * false if NFC cannot be enabled at this time.
          */
-        @SuppressLint("MethodNameTense")
-        void onEnable(@NonNull Consumer<Boolean> isAllowed);
+        void onEnableRequested(@NonNull Consumer<Boolean> isAllowed);
         /**
          * Method to check if Nfc is allowed to be disabled by OEMs.
          * @param isAllowed The {@link Consumer} to be completed. If disabling NFC is allowed,
@@ -242,7 +265,7 @@
          *                  {@link Boolean#TRUE}, otherwise call with {@link Boolean#FALSE}.
          * false if NFC cannot be disabled at this time.
          */
-        void onDisable(@NonNull Consumer<Boolean> isAllowed);
+        void onDisableRequested(@NonNull Consumer<Boolean> isAllowed);
 
         /**
          * Callback to indicate that Nfc starts to boot.
@@ -255,7 +278,7 @@
         void onEnableStarted();
 
         /**
-         * Callback to indicate that Nfc starts to enable.
+         * Callback to indicate that Nfc starts to disable.
          */
         void onDisableStarted();
 
@@ -287,8 +310,12 @@
 
         /**
          * Notifies routing configuration is changed.
+         * @param isCommitRoutingSkipped The {@link Consumer} to be
+         * completed. If routing commit should be skipped,
+         * the {@link Consumer#accept(Object)} should be called with
+         * {@link Boolean#TRUE}, otherwise call with {@link Boolean#FALSE}.
          */
-        void onRoutingChanged();
+        void onRoutingChanged(@NonNull Consumer<Boolean> isCommitRoutingSkipped);
 
         /**
          * API to activate start stop cpu boost on hce event.
@@ -405,6 +432,19 @@
          * @param item the log items that contains log information of NFC event.
          */
         void onLogEventNotified(@NonNull OemLogItems item);
+
+        /**
+         * Callback to to extract OEM defined packages from given NDEF message when
+         * a NFC tag is detected. These are used to handle NFC tags encoded with a
+         * proprietary format for storing app name (Android native app format).
+         *
+         * @param message NDEF message containing OEM package names
+         * @param packageConsumer The {@link Consumer} to be completed.
+         *                        The {@link Consumer#accept(Object)} should be called with
+         *                        the list of package names.
+         */
+        void onExtractOemPackages(@NonNull NdefMessage message,
+                @NonNull Consumer<List<String>> packageConsumer);
     }
 
 
@@ -605,12 +645,12 @@
     /**
      * Pauses NFC tag reader mode polling for a {@code timeoutInMs} millisecond.
      * In case of {@code timeoutInMs} is zero or invalid polling will be stopped indefinitely
-     * use {@link #resumePolling() to resume the polling.
-     * @param timeoutInMs the pause polling duration in millisecond
+     * use {@link #resumePolling()} to resume the polling.
+     * @param timeoutInMs the pause polling duration in millisecond, ranging from 0 to 40000.
      */
     @FlaggedApi(Flags.FLAG_NFC_OEM_EXTENSION)
     @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
-    public void pausePolling(int timeoutInMs) {
+    public void pausePolling(@DurationMillisLong int timeoutInMs) {
         NfcAdapter.callService(() -> NfcAdapter.sService.pausePolling(timeoutInMs));
     }
 
@@ -741,6 +781,18 @@
         return result;
     }
 
+    /**
+     * API to force a routing table commit.
+     * @return a {@link StatusCode} to indicate if commit routing succeeded or not
+     */
+    @RequiresPermission(Manifest.permission.WRITE_SECURE_SETTINGS)
+    @FlaggedApi(Flags.FLAG_NFC_OEM_EXTENSION)
+    @CommitRoutingStatusCode
+    public int forceRoutingTableCommit() {
+        return NfcAdapter.callServiceReturn(
+                () -> NfcAdapter.sService.commitRouting(), COMMIT_ROUTING_STATUS_FAILED);
+    }
+
     private final class NfcOemExtensionCallback extends INfcOemExtensionCallback.Stub {
 
         @Override
@@ -799,13 +851,13 @@
         public void onEnable(ResultReceiver isAllowed) throws RemoteException {
             mCallbackMap.forEach((cb, ex) ->
                     handleVoidCallback(
-                        new ReceiverWrapper<>(isAllowed), cb::onEnable, ex));
+                        new ReceiverWrapper<>(isAllowed), cb::onEnableRequested, ex));
         }
         @Override
         public void onDisable(ResultReceiver isAllowed) throws RemoteException {
             mCallbackMap.forEach((cb, ex) ->
                     handleVoidCallback(
-                        new ReceiverWrapper<>(isAllowed), cb::onDisable, ex));
+                        new ReceiverWrapper<>(isAllowed), cb::onDisableRequested, ex));
         }
         @Override
         public void onBootStarted() throws RemoteException {
@@ -844,9 +896,10 @@
                         new ReceiverWrapper<>(isSkipped), cb::onTagDispatch, ex));
         }
         @Override
-        public void onRoutingChanged() throws RemoteException {
+        public void onRoutingChanged(ResultReceiver isSkipped) throws RemoteException {
             mCallbackMap.forEach((cb, ex) ->
-                    handleVoidCallback(null, (Object input) -> cb.onRoutingChanged(), ex));
+                    handleVoidCallback(
+                            new ReceiverWrapper<>(isSkipped), cb::onRoutingChanged, ex));
         }
         @Override
         public void onHceEventReceived(int action) throws RemoteException {
@@ -925,6 +978,15 @@
                     handleVoidCallback(item, cb::onLogEventNotified, ex));
         }
 
+        @Override
+        public void onExtractOemPackages(NdefMessage message, ResultReceiver packageConsumer)
+                throws RemoteException {
+            mCallbackMap.forEach((cb, ex) ->
+                    handleVoid2ArgCallback(message,
+                            new ReceiverWrapper<>(packageConsumer),
+                            cb::onExtractOemPackages, ex));
+        }
+
         private <T> void handleVoidCallback(
                 T input, Consumer<T> callbackMethod, Executor executor) {
             synchronized (mLock) {
@@ -1035,8 +1097,14 @@
                 Bundle bundle = new Bundle();
                 bundle.putParcelable("intent", (Intent) result);
                 mResultReceiver.send(0, bundle);
+            } else if (result instanceof List<?> list) {
+                if (list.stream().allMatch(String.class::isInstance)) {
+                    Bundle bundle = new Bundle();
+                    bundle.putStringArray("packageNames",
+                            list.stream().map(pkg -> (String) pkg).toArray(String[]::new));
+                    mResultReceiver.send(0, bundle);
+                }
             }
-
         }
 
         @Override
diff --git a/nfc/java/android/nfc/cardemulation/CardEmulation.java b/nfc/java/android/nfc/cardemulation/CardEmulation.java
index eb28c3b..8917524 100644
--- a/nfc/java/android/nfc/cardemulation/CardEmulation.java
+++ b/nfc/java/android/nfc/cardemulation/CardEmulation.java
@@ -185,6 +185,65 @@
     @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)
     public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET = -1;
 
+    /**
+     * Status code returned when {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * succeeded.
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    public static final int SET_SERVICE_ENABLED_STATUS_OK = 0;
+
+    /**
+     * Status code returned when {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * failed due to the unsupported feature.
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_FEATURE_UNSUPPORTED = 1;
+
+    /**
+     * Status code returned when {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * failed due to the invalid service.
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_INVALID_SERVICE = 2;
+
+    /**
+     * Status code returned when {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * failed due to the service is already set to the requested status.
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_ALREADY_SET = 3;
+
+    /**
+     * Status code returned when {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * failed due to unknown error.
+     * @hide
+     */
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    public static final int SET_SERVICE_ENABLED_STATUS_FAILURE_UNKNOWN_ERROR = 4;
+
+    /**
+     * Status code returned by {@link #setServiceEnabledForCategoryOther(ComponentName, boolean)}
+     * @hide
+     */
+    @IntDef(prefix = "SET_SERVICE_ENABLED_STATUS_", value = {
+            SET_SERVICE_ENABLED_STATUS_OK,
+            SET_SERVICE_ENABLED_STATUS_FAILURE_FEATURE_UNSUPPORTED,
+            SET_SERVICE_ENABLED_STATUS_FAILURE_INVALID_SERVICE,
+            SET_SERVICE_ENABLED_STATUS_FAILURE_ALREADY_SET,
+            SET_SERVICE_ENABLED_STATUS_FAILURE_UNKNOWN_ERROR
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface SetServiceEnabledStatusCode {}
+
     static boolean sIsInitialized = false;
     static HashMap<Context, CardEmulation> sCardEmus = new HashMap<Context, CardEmulation>();
     static INfcCardEmulation sService;
@@ -883,22 +942,24 @@
     }
 
     /**
-     * Allows to set or unset preferred service (category other) to avoid  AID Collision.
+     * Allows to set or unset preferred service (category other) to avoid AID Collision. The user
+     * should use corresponding context using {@link Context#createContextAsUser(UserHandle, int)}
      *
      * @param service The ComponentName of the service
      * @param status  true to enable, false to disable
-     * @param userId the user handle of the user whose information is being requested.
-     * @return set service for the category and true if service is already set return false.
+     * @return true if preferred service is successfully set or unset, otherwise return false.
      *
      * @hide
      */
-    public boolean setServiceEnabledForCategoryOther(ComponentName service, boolean status,
-                                                     int userId) {
-        if (service == null) {
-            throw new NullPointerException("activity or service or category is null");
-        }
+    @SystemApi
+    @FlaggedApi(Flags.FLAG_NFC_SET_SERVICE_ENABLED_FOR_CATEGORY_OTHER)
+    @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
+    @SetServiceEnabledStatusCode
+    public int setServiceEnabledForCategoryOther(@NonNull ComponentName service,
+            boolean status) {
         return callServiceReturn(() ->
-                sService.setServiceEnabledForCategoryOther(userId, service, status), false);
+                sService.setServiceEnabledForCategoryOther(mContext.getUser().getIdentifier(),
+                        service, status), SET_SERVICE_ENABLED_STATUS_FAILURE_UNKNOWN_ERROR);
     }
 
     /** @hide */
diff --git a/nfc/java/android/nfc/flags.aconfig b/nfc/java/android/nfc/flags.aconfig
index 34f0200..8a37aa2 100644
--- a/nfc/java/android/nfc/flags.aconfig
+++ b/nfc/java/android/nfc/flags.aconfig
@@ -173,3 +173,11 @@
     description: "Share wallet role routing priority with associated services"
     bug: "366243361"
 }
+
+flag {
+    name: "nfc_set_service_enabled_for_category_other"
+    is_exported: true
+    namespace: "nfc"
+    description: "Enable set service enabled for category other"
+    bug: "338157113"
+}
diff --git a/ravenwood/Framework.bp b/ravenwood/Framework.bp
index d207738..99fc31b 100644
--- a/ravenwood/Framework.bp
+++ b/ravenwood/Framework.bp
@@ -214,7 +214,8 @@
 
 java_genrule {
     name: "services.core.ravenwood",
-    defaults: ["ravenwood-internal-only-visibility-genrule"],
+    // This is used by unit tests too (so tests will be able to access HSG-processed implementation)
+    // so it's visible to all.
     cmd: "cp $(in) $(out)",
     srcs: [
         ":services.core.ravenwood-base{ravenwood.jar}",
diff --git a/ravenwood/TEST_MAPPING b/ravenwood/TEST_MAPPING
index a1243e3..607592b 100644
--- a/ravenwood/TEST_MAPPING
+++ b/ravenwood/TEST_MAPPING
@@ -117,7 +117,11 @@
       "host": true
     },
     {
-      "name": "FrameworksServicesTestsRavenwood",
+      "name": "FrameworksServicesTestsRavenwood_Compat",
+      "host": true
+    },
+    {
+      "name": "FrameworksServicesTestsRavenwood_Uri",
       "host": true
     },
     {
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
index c5a9c7b..678a97b 100644
--- a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodRuntimeEnvironmentController.java
@@ -30,9 +30,12 @@
 
 import android.annotation.Nullable;
 import android.app.ActivityManager;
+import android.app.AppCompatCallbacks;
 import android.app.Instrumentation;
 import android.app.ResourcesManager;
 import android.app.UiAutomation;
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
 import android.content.res.Resources;
 import android.os.Binder;
 import android.os.Build;
@@ -41,6 +44,7 @@
 import android.os.Looper;
 import android.os.Process_ravenwood;
 import android.os.ServiceManager;
+import android.os.ServiceManager.ServiceNotFoundException;
 import android.os.SystemProperties;
 import android.provider.DeviceConfig_host;
 import android.system.ErrnoException;
@@ -58,6 +62,7 @@
 import com.android.ravenwood.common.RavenwoodRuntimeException;
 import com.android.ravenwood.common.SneakyThrow;
 import com.android.server.LocalServices;
+import com.android.server.compat.PlatformCompat;
 
 import org.junit.runner.Description;
 
@@ -331,6 +336,8 @@
 
         RavenwoodSystemServer.init(config);
 
+        initializeCompatIds(config);
+
         if (ENABLE_TIMEOUT_STACKS) {
             sPendingTimeout = sTimeoutExecutor.schedule(
                     RavenwoodRuntimeEnvironmentController::dumpStacks,
@@ -346,6 +353,31 @@
         Binder.restoreCallingIdentity(packBinderIdentityToken(false, config.mUid, config.mPid));
     }
 
+    private static void initializeCompatIds(RavenwoodConfig config) {
+        // Set up compat-IDs for the app side.
+        // TODO: Inside the system server, all the compat-IDs should be enabled,
+        // Due to the `AppCompatCallbacks.install(new long[0], new long[0])` call in
+        // SystemServer.
+
+        // Compat framework only uses the package name and the target SDK level.
+        ApplicationInfo appInfo = new ApplicationInfo();
+        appInfo.packageName = config.mTargetPackageName;
+        appInfo.targetSdkVersion = config.mTargetSdkLevel;
+
+        PlatformCompat platformCompat = null;
+        try {
+            platformCompat = (PlatformCompat) ServiceManager.getServiceOrThrow(
+                    Context.PLATFORM_COMPAT_SERVICE);
+        } catch (ServiceNotFoundException e) {
+            throw new RuntimeException(e);
+        }
+
+        var disabledChanges = platformCompat.getDisabledChanges(appInfo);
+        var loggableChanges = platformCompat.getLoggableChanges(appInfo);
+
+        AppCompatCallbacks.install(disabledChanges, loggableChanges);
+    }
+
     /**
      * De-initialize.
      */
diff --git a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodSystemServer.java b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodSystemServer.java
index f198a08..438a2bf 100644
--- a/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodSystemServer.java
+++ b/ravenwood/junit-impl-src/android/platform/test/ravenwood/RavenwoodSystemServer.java
@@ -17,7 +17,9 @@
 package android.platform.test.ravenwood;
 
 import android.content.ClipboardManager;
+import android.content.Context;
 import android.hardware.SerialManager;
+import android.os.ServiceManager;
 import android.os.SystemClock;
 import android.ravenwood.example.BlueManager;
 import android.ravenwood.example.RedManager;
@@ -27,6 +29,8 @@
 import com.android.server.LocalServices;
 import com.android.server.SystemService;
 import com.android.server.SystemServiceManager;
+import com.android.server.compat.PlatformCompat;
+import com.android.server.compat.PlatformCompatNative;
 import com.android.server.utils.TimingsTraceAndSlog;
 
 import java.util.List;
@@ -65,6 +69,14 @@
     private static SystemServiceManager sServiceManager;
 
     public static void init(RavenwoodConfig config) {
+        // Always start PlatformCompat, regardless of the requested services.
+        // PlatformCompat is not really a SystemService, so it won't receive boot phases / etc.
+        // This initialization code is copied from SystemServer.java.
+        PlatformCompat platformCompat = new PlatformCompat(config.mState.mSystemServerContext);
+        ServiceManager.addService(Context.PLATFORM_COMPAT_SERVICE, platformCompat);
+        ServiceManager.addService(Context.PLATFORM_COMPAT_NATIVE_SERVICE,
+                new PlatformCompatNative(platformCompat));
+
         // Avoid overhead if no services required
         if (config.mServicesRequired.isEmpty()) return;
 
diff --git a/ravenwood/scripts/run-ravenwood-tests.sh b/ravenwood/scripts/run-ravenwood-tests.sh
index fe2269a..27c5ea1 100755
--- a/ravenwood/scripts/run-ravenwood-tests.sh
+++ b/ravenwood/scripts/run-ravenwood-tests.sh
@@ -33,7 +33,7 @@
 exclude_re=""
 smoke_exclude_re=""
 dry_run=""
-while getopts "sx:f:dt" opt; do
+while getopts "sx:f:dtb" opt; do
 case "$opt" in
     s)
         # Remove slow tests.
@@ -52,8 +52,13 @@
         dry_run="echo"
         ;;
     t)
+        # Redirect log to terminal
         export RAVENWOOD_LOG_OUT=$(tty)
         ;;
+    b)
+        # Build only
+        ATEST=m
+        ;;
     '?')
         exit 1
         ;;
@@ -99,11 +104,16 @@
 
 # Calculate the removed tests.
 
-diff="$(diff  <(echo "${all_tests[@]}" | tr ' ' '\n') <(echo "${targets[@]}" | tr ' ' '\n') )"
+diff="$(diff  <(echo "${all_tests[@]}" | tr ' ' '\n') <(echo "${targets[@]}" | tr ' ' '\n') | grep -v [0-9] )"
 
 if [[ "$diff" != "" ]]; then
     echo "Excluded tests:"
     echo "$diff"
 fi
 
-$dry_run ${ATEST:-atest} "${targets[@]}"
+run() {
+    echo "Running: ${@}"
+    "${@}"
+}
+
+run $dry_run ${ATEST:-atest} "${targets[@]}"
diff --git a/ravenwood/tests/bivalenttest/Android.bp b/ravenwood/tests/bivalenttest/Android.bp
index 4895a1a..40e6672 100644
--- a/ravenwood/tests/bivalenttest/Android.bp
+++ b/ravenwood/tests/bivalenttest/Android.bp
@@ -58,6 +58,9 @@
 java_defaults {
     name: "ravenwood-bivalent-device-defaults",
     defaults: ["ravenwood-bivalent-defaults"],
+
+    target_sdk_version: "34", // For compat-framework tests
+
     // TODO(b/371215487): migrate bivalenttest.ravenizer tests to another architecture
     exclude_srcs: [
         "test/**/ravenizer/*.java",
diff --git a/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt
new file mode 100644
index 0000000..a95760d
--- /dev/null
+++ b/ravenwood/tests/bivalenttest/test/com/android/ravenwoodtest/bivalenttest/compat/RavenwoodCompatFrameworkTest.kt
@@ -0,0 +1,56 @@
+/*
+ * 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.ravenwoodtest.bivalenttest.compat
+
+import android.app.compat.CompatChanges
+import android.os.Build
+import android.platform.test.ravenwood.RavenwoodConfig
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.android.internal.ravenwood.RavenwoodEnvironment.CompatIdsForTest
+import org.junit.Assert
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class RavenwoodCompatFrameworkTest {
+    companion object {
+        @JvmField // Expose as a raw field, not as a property.
+        @RavenwoodConfig.Config
+        val config = RavenwoodConfig.Builder()
+            .setTargetSdkLevel(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
+            .build()
+    }
+
+    @Test
+    fun testEnabled() {
+        Assert.assertTrue(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_1))
+    }
+
+    @Test
+    fun testDisabled() {
+        Assert.assertFalse(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_2))
+    }
+
+    @Test
+    fun testEnabledAfterSForUApps() {
+        Assert.assertTrue(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_3))
+    }
+
+    @Test
+    fun testEnabledAfterUForUApps() {
+        Assert.assertFalse(CompatChanges.isChangeEnabled(CompatIdsForTest.TEST_COMPAT_ID_4))
+    }
+}
\ 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 5d24c3a..39e0cf9 100644
--- a/ravenwood/texts/ravenwood-annotation-allowed-classes.txt
+++ b/ravenwood/texts/ravenwood-annotation-allowed-classes.txt
@@ -366,3 +366,9 @@
 
 android.os.IpcDataCache
 android.app.PropertyInvalidatedCache
+
+android.app.compat.*
+com.android.server.compat.*
+com.android.internal.compat.*
+android.app.AppCompatCallbacks
+
diff --git a/ravenwood/texts/ravenwood-services-policies.txt b/ravenwood/texts/ravenwood-services-policies.txt
index cc2fa60..530e5c8 100644
--- a/ravenwood/texts/ravenwood-services-policies.txt
+++ b/ravenwood/texts/ravenwood-services-policies.txt
@@ -1 +1,12 @@
 # Ravenwood "policy" file for services.core.
+
+# Auto-generated from XSD
+class com.android.server.compat.config.Change keepclass
+class com.android.server.compat.config.Config keepclass
+class com.android.server.compat.config.XmlParser keepclass
+class com.android.server.compat.overrides.ChangeOverrides keepclass
+class com.android.server.compat.overrides.OverrideValue keepclass
+class com.android.server.compat.overrides.Overrides keepclass
+class com.android.server.compat.overrides.RawOverrideValue keepclass
+class com.android.server.compat.overrides.XmlParser keepclass
+class com.android.server.compat.overrides.XmlWriter keepclass
\ No newline at end of file
diff --git a/services/core/java/com/android/server/biometrics/BiometricService.java b/services/core/java/com/android/server/biometrics/BiometricService.java
index 0e81eb9..c31a4fb 100644
--- a/services/core/java/com/android/server/biometrics/BiometricService.java
+++ b/services/core/java/com/android/server/biometrics/BiometricService.java
@@ -95,6 +95,7 @@
 import java.util.Random;
 import java.util.Set;
 import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.function.Supplier;
 
 /**
@@ -126,7 +127,7 @@
     IGateKeeperService mGateKeeper;
 
     // Get and cache the available biometric authenticators and their associated info.
-    final ArrayList<BiometricSensor> mSensors = new ArrayList<>();
+    final CopyOnWriteArrayList<BiometricSensor> mSensors = new CopyOnWriteArrayList<>();
 
     @VisibleForTesting
     BiometricStrengthController mBiometricStrengthController;
@@ -150,13 +151,13 @@
         @NonNull private final Set<Integer> mSensorsPendingInvalidation;
 
         public static InvalidationTracker start(@NonNull Context context,
-                @NonNull ArrayList<BiometricSensor> sensors,
-                int userId, int fromSensorId, @NonNull IInvalidationCallback clientCallback) {
+                @NonNull List<BiometricSensor> sensors, int userId,
+                int fromSensorId, @NonNull IInvalidationCallback clientCallback) {
             return new InvalidationTracker(context, sensors, userId, fromSensorId, clientCallback);
         }
 
         private InvalidationTracker(@NonNull Context context,
-                @NonNull ArrayList<BiometricSensor> sensors, int userId,
+                @NonNull List<BiometricSensor> sensors, int userId,
                 int fromSensorId, @NonNull IInvalidationCallback clientCallback) {
             mClientCallback = clientCallback;
             mSensorsPendingInvalidation = new ArraySet<>();
@@ -692,7 +693,7 @@
 
         @android.annotation.EnforcePermission(android.Manifest.permission.USE_BIOMETRIC_INTERNAL)
         @Override
-        public synchronized void registerAuthenticator(int id, int modality,
+        public void registerAuthenticator(int id, int modality,
                 @Authenticators.Types int strength,
                 @NonNull IBiometricAuthenticator authenticator) {
 
diff --git a/services/core/java/com/android/server/compat/CompatChange.java b/services/core/java/com/android/server/compat/CompatChange.java
index a40dd79..c3d88e3 100644
--- a/services/core/java/com/android/server/compat/CompatChange.java
+++ b/services/core/java/com/android/server/compat/CompatChange.java
@@ -50,6 +50,7 @@
  *
  * <p>Note, this class is not thread safe so callers must ensure thread safety.
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class CompatChange extends CompatibilityChangeInfo {
 
     /**
diff --git a/services/core/java/com/android/server/compat/CompatConfig.java b/services/core/java/com/android/server/compat/CompatConfig.java
index 79025d0..e89f43b 100644
--- a/services/core/java/com/android/server/compat/CompatConfig.java
+++ b/services/core/java/com/android/server/compat/CompatConfig.java
@@ -42,6 +42,7 @@
 import com.android.internal.compat.CompatibilityOverridesToRemoveConfig;
 import com.android.internal.compat.IOverrideValidator;
 import com.android.internal.compat.OverrideAllowedState;
+import com.android.internal.ravenwood.RavenwoodEnvironment;
 import com.android.server.compat.config.Change;
 import com.android.server.compat.config.Config;
 import com.android.server.compat.overrides.ChangeOverrides;
@@ -63,6 +64,7 @@
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.Predicate;
 
 import javax.xml.datatype.DatatypeConfigurationException;
 
@@ -72,12 +74,16 @@
  * <p>It stores the default configuration for each change, and any per-package overrides that have
  * been configured.
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 final class CompatConfig {
     private static final String TAG = "CompatConfig";
     private static final String APP_COMPAT_DATA_DIR = "/data/misc/appcompat";
     private static final String STATIC_OVERRIDES_PRODUCT_DIR = "/product/etc/appcompat";
     private static final String OVERRIDES_FILE = "compat_framework_overrides.xml";
 
+    private static final String APP_COMPAT_DATA_DIR_RAVENWOOD = "/ravenwood-data/";
+    private static final String OVERRIDES_FILE_RAVENWOOD = "compat-config.xml";
+
     private final ConcurrentHashMap<Long, CompatChange> mChanges = new ConcurrentHashMap<>();
 
     private final OverrideValidatorImpl mOverrideValidator;
@@ -98,19 +104,32 @@
 
     static CompatConfig create(AndroidBuildClassifier androidBuildClassifier, Context context) {
         CompatConfig config = new CompatConfig(androidBuildClassifier, context);
-        config.initConfigFromLib(Environment.buildPath(
+        config.loadConfigFiles();
+        config.initOverrides();
+        config.invalidateCache();
+        return config;
+    }
+
+    @android.ravenwood.annotation.RavenwoodReplace
+    private void loadConfigFiles() {
+        initConfigFromLib(Environment.buildPath(
                 Environment.getRootDirectory(), "etc", "compatconfig"));
-        config.initConfigFromLib(Environment.buildPath(
+        initConfigFromLib(Environment.buildPath(
                 Environment.getRootDirectory(), "system_ext", "etc", "compatconfig"));
 
         List<ApexManager.ActiveApexInfo> apexes = ApexManager.getInstance().getActiveApexInfos();
         for (ApexManager.ActiveApexInfo apex : apexes) {
-            config.initConfigFromLib(Environment.buildPath(
+            initConfigFromLib(Environment.buildPath(
                     apex.apexDirectory, "etc", "compatconfig"));
         }
-        config.initOverrides();
-        config.invalidateCache();
-        return config;
+    }
+
+    @SuppressWarnings("unused")
+    private void loadConfigFiles$ravenwood() {
+        final var configDir = new File(
+                RavenwoodEnvironment.getInstance().getRavenwoodRuntimePath()
+                        + APP_COMPAT_DATA_DIR_RAVENWOOD);
+        initConfigFromLib(configDir, (file) -> file.getName().endsWith(OVERRIDES_FILE_RAVENWOOD));
     }
 
     /**
@@ -678,12 +697,25 @@
         return changeInfos;
     }
 
+    /**
+     * Load all config files in a given directory.
+     */
     void initConfigFromLib(File libraryDir) {
+        initConfigFromLib(libraryDir, (file) -> true);
+    }
+
+    /**
+     * Load config files in a given directory, but only the ones that match {@code includingFilter}.
+     */
+    void initConfigFromLib(File libraryDir, Predicate<File> includingFilter) {
         if (!libraryDir.exists() || !libraryDir.isDirectory()) {
             Slog.d(TAG, "No directory " + libraryDir + ", skipping");
             return;
         }
         for (File f : libraryDir.listFiles()) {
+            if (!includingFilter.test(f)) {
+                continue;
+            }
             Slog.d(TAG, "Found a config file: " + f.getPath());
             //TODO(b/138222363): Handle duplicate ids across config files.
             readConfig(f);
diff --git a/services/core/java/com/android/server/compat/OverrideValidatorImpl.java b/services/core/java/com/android/server/compat/OverrideValidatorImpl.java
index e3b6d03..362c697 100644
--- a/services/core/java/com/android/server/compat/OverrideValidatorImpl.java
+++ b/services/core/java/com/android/server/compat/OverrideValidatorImpl.java
@@ -45,6 +45,7 @@
 /**
  * Implementation of the policy for allowing compat change overrides.
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public class OverrideValidatorImpl extends IOverrideValidator.Stub {
 
     private AndroidBuildClassifier mAndroidBuildClassifier;
diff --git a/services/core/java/com/android/server/compat/PlatformCompat.java b/services/core/java/com/android/server/compat/PlatformCompat.java
index df49aff..2186e2a 100644
--- a/services/core/java/com/android/server/compat/PlatformCompat.java
+++ b/services/core/java/com/android/server/compat/PlatformCompat.java
@@ -36,6 +36,7 @@
 import android.net.Uri;
 import android.os.Binder;
 import android.os.Build;
+import android.os.PermissionEnforcer;
 import android.os.Process;
 import android.os.RemoteException;
 import android.os.UserHandle;
@@ -65,6 +66,7 @@
 /**
  * System server internal API for gating and reporting compatibility changes.
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public class PlatformCompat extends IPlatformCompat.Stub {
 
     private static final String TAG = "Compatibility";
@@ -75,6 +77,7 @@
     private final AndroidBuildClassifier mBuildClassifier;
 
     public PlatformCompat(Context context) {
+        super(PermissionEnforcer.fromContext(context));
         mContext = context;
         mChangeReporter = new ChangeReporter(ChangeReporter.SOURCE_SYSTEM_SERVER);
         mBuildClassifier = new AndroidBuildClassifier();
@@ -84,6 +87,7 @@
     @VisibleForTesting
     PlatformCompat(Context context, CompatConfig compatConfig,
             AndroidBuildClassifier buildClassifier) {
+        super(PermissionEnforcer.fromContext(context));
         mContext = context;
         mChangeReporter = new ChangeReporter(ChangeReporter.SOURCE_SYSTEM_SERVER);
         mCompatConfig = compatConfig;
@@ -492,6 +496,7 @@
                 packageName, 0, Process.myUid(), userId);
     }
 
+    @android.ravenwood.annotation.RavenwoodReplace
     private void killPackage(String packageName) {
         int uid = LocalServices.getService(PackageManagerInternal.class).getPackageUid(packageName,
                 0, UserHandle.myUserId());
@@ -505,6 +510,13 @@
         killUid(UserHandle.getAppId(uid));
     }
 
+    @SuppressWarnings("unused")
+    private void killPackage$ravenwood(String packageName) {
+        // TODO Maybe crash if the package is the self.
+        Slog.w(TAG, "killPackage() is ignored on Ravenwood: packageName=" + packageName);
+    }
+
+    @android.ravenwood.annotation.RavenwoodReplace
     private void killUid(int appId) {
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -519,6 +531,12 @@
         }
     }
 
+    @SuppressWarnings("unused")
+    private void killUid$ravenwood(int appId) {
+        // TODO Maybe crash if the UID is the self.
+        Slog.w(TAG, "killUid() is ignored on Ravenwood: appId=" + appId);
+    }
+
     private void checkAllCompatOverridesAreOverridable(Collection<Long> changeIds) {
         for (Long changeId : changeIds) {
             if (isKnownChangeId(changeId) && !mCompatConfig.isOverridable(changeId)) {
diff --git a/services/core/java/com/android/server/compat/PlatformCompatNative.java b/services/core/java/com/android/server/compat/PlatformCompatNative.java
index 5d7af65..7a3feb5 100644
--- a/services/core/java/com/android/server/compat/PlatformCompatNative.java
+++ b/services/core/java/com/android/server/compat/PlatformCompatNative.java
@@ -23,6 +23,7 @@
 /**
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public class PlatformCompatNative extends IPlatformCompatNative.Stub {
     private final PlatformCompat mPlatformCompat;
 
diff --git a/services/core/java/com/android/server/compat/overrides/AppCompatOverridesParser.java b/services/core/java/com/android/server/compat/overrides/AppCompatOverridesParser.java
index e8762a3..0ec6879 100644
--- a/services/core/java/com/android/server/compat/overrides/AppCompatOverridesParser.java
+++ b/services/core/java/com/android/server/compat/overrides/AppCompatOverridesParser.java
@@ -46,6 +46,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 final class AppCompatOverridesParser {
     /**
      * Flag for specifying all compat change IDs owned by a namespace. See {@link
diff --git a/services/core/java/com/android/server/compat/overrides/AppCompatOverridesService.java b/services/core/java/com/android/server/compat/overrides/AppCompatOverridesService.java
index fe002ce..8637d2d 100644
--- a/services/core/java/com/android/server/compat/overrides/AppCompatOverridesService.java
+++ b/services/core/java/com/android/server/compat/overrides/AppCompatOverridesService.java
@@ -68,6 +68,7 @@
  *
  * @hide
  */
+@android.ravenwood.annotation.RavenwoodKeepWholeClass
 public final class AppCompatOverridesService {
     private static final String TAG = "AppCompatOverridesService";
 
diff --git a/services/core/java/com/android/server/display/color/TintController.java b/services/core/java/com/android/server/display/color/TintController.java
index 716661d..68dc80f 100644
--- a/services/core/java/com/android/server/display/color/TintController.java
+++ b/services/core/java/com/android/server/display/color/TintController.java
@@ -19,6 +19,7 @@
 import android.animation.ValueAnimator;
 import android.content.Context;
 import android.util.Slog;
+import com.android.internal.annotations.GuardedBy;
 
 import java.io.PrintWriter;
 
@@ -29,23 +30,33 @@
      */
     private static final long TRANSITION_DURATION = 3000L;
 
+    private final Object mLock = new Object();
+
+    @GuardedBy("mLock")
     private ValueAnimator mAnimator;
+    @GuardedBy("mLock")
     private Boolean mIsActivated;
 
     public ValueAnimator getAnimator() {
-        return mAnimator;
+        synchronized (mLock) {
+            return mAnimator;
+        }
     }
 
     public void setAnimator(ValueAnimator animator) {
-        mAnimator = animator;
+        synchronized (mLock) {
+            mAnimator = animator;
+        }
     }
 
     /**
      * Cancel the animator if it's still running.
      */
     public void cancelAnimator() {
-        if (mAnimator != null) {
-            mAnimator.cancel();
+        synchronized (mLock) {
+            if (mAnimator != null) {
+                mAnimator.cancel();
+            }
         }
     }
 
@@ -53,22 +64,30 @@
      * End the animator if it's still running, jumping to the end state.
      */
     public void endAnimator() {
-        if (mAnimator != null) {
-            mAnimator.end();
-            mAnimator = null;
+        synchronized (mLock) {
+            if (mAnimator != null) {
+                mAnimator.end();
+                mAnimator = null;
+            }
         }
     }
 
     public void setActivated(Boolean isActivated) {
-        mIsActivated = isActivated;
+        synchronized (mLock) {
+            mIsActivated = isActivated;
+        }
     }
 
     public boolean isActivated() {
-        return mIsActivated != null && mIsActivated;
+        synchronized (mLock) {
+            return mIsActivated != null && mIsActivated;
+        }
     }
 
     public boolean isActivatedStateNotSet() {
-        return mIsActivated == null;
+        synchronized (mLock) {
+            return mIsActivated == null;
+        }
     }
 
     public long getTransitionDurationMilliseconds() {
diff --git a/services/core/java/com/android/server/wm/WindowOrganizerController.java b/services/core/java/com/android/server/wm/WindowOrganizerController.java
index 89ddb3f..a17de65 100644
--- a/services/core/java/com/android/server/wm/WindowOrganizerController.java
+++ b/services/core/java/com/android/server/wm/WindowOrganizerController.java
@@ -824,7 +824,8 @@
 
         if (windowingMode > -1) {
             if (mService.isInLockTaskMode()
-                    && WindowConfiguration.inMultiWindowMode(windowingMode)) {
+                    && WindowConfiguration.inMultiWindowMode(windowingMode)
+                    && !container.isEmbedded()) {
                 Slog.w(TAG, "Dropping unsupported request to set multi-window windowing mode"
                         + " during locked task mode.");
                 return effects;
diff --git a/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java b/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
index 4e86888..e307e52 100644
--- a/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
+++ b/services/profcollect/src/com/android/server/profcollect/ProfcollectForwardingService.java
@@ -144,6 +144,10 @@
     public void onBootPhase(int phase) {
         if (phase == PHASE_SYSTEM_SERVICES_READY) {
             UsbManager usbManager = getContext().getSystemService(UsbManager.class);
+            if (usbManager == null) {
+                mAdbActive = false;
+                return;
+            }
             mAdbActive = ((usbManager.getCurrentFunctions() & UsbManager.FUNCTION_ADB) == 1);
             Log.d(LOG_TAG, "ADB is " + mAdbActive + " on system startup");
         }
diff --git a/services/tests/VpnTests/java/com/android/server/connectivity/VpnTest.java b/services/tests/VpnTests/java/com/android/server/connectivity/VpnTest.java
index 08155c7..9772ef9 100644
--- a/services/tests/VpnTests/java/com/android/server/connectivity/VpnTest.java
+++ b/services/tests/VpnTests/java/com/android/server/connectivity/VpnTest.java
@@ -2380,10 +2380,14 @@
     @Test
     public void doTestMigrateIkeSession_Vcn() throws Exception {
         final int expectedKeepalive = 2097; // Any unlikely number will do
-        final NetworkCapabilities vcnNc = new NetworkCapabilities.Builder()
-                .addTransportType(TRANSPORT_CELLULAR)
-                .setTransportInfo(new VcnTransportInfo(TEST_SUB_ID, expectedKeepalive))
-                .build();
+        final NetworkCapabilities vcnNc =
+                new NetworkCapabilities.Builder()
+                        .addTransportType(TRANSPORT_CELLULAR)
+                        .setTransportInfo(
+                                new VcnTransportInfo.Builder()
+                                        .setMinUdpPort4500NatTimeoutSeconds(expectedKeepalive)
+                                        .build())
+                        .build();
         final Ikev2VpnProfile ikev2VpnProfile = makeIkeV2VpnProfile(
                 true /* isAutomaticIpVersionSelectionEnabled */,
                 true /* isAutomaticNattKeepaliveTimerEnabled */,
diff --git a/services/tests/servicestests/Android.bp b/services/tests/servicestests/Android.bp
index d336c99..c098868 100644
--- a/services/tests/servicestests/Android.bp
+++ b/services/tests/servicestests/Android.bp
@@ -149,21 +149,49 @@
     resource_zips: [":FrameworksServicesTests_apks_as_resources"],
 }
 
-android_ravenwood_test {
-    name: "FrameworksServicesTestsRavenwood",
+java_defaults {
+    name: "FrameworksServicesTestsRavenwood-defaults",
     libs: [
         "android.test.mock.stubs.system",
     ],
     static_libs: [
         "androidx.annotation_annotation",
         "androidx.test.rules",
-        "services.core",
         "flag-junit",
     ],
+    auto_gen_config: true,
+}
+
+// Unit tests for UriGrantManager, running on ravenwood.
+// Note UriGrantManager does not support Ravenwood (yet). We're just running the original
+// unit tests as is on Ravenwood. So here, we use the original "services.core", because
+// "services.core.ravenwood" doesn't have the target code.
+// (Compare to FrameworksServicesTestsRavenwood_Compat, which does support Ravenwood.)
+android_ravenwood_test {
+    name: "FrameworksServicesTestsRavenwood_Uri",
+    defaults: ["FrameworksServicesTestsRavenwood-defaults"],
+    team: "trendy_team_ravenwood",
+    static_libs: [
+        "services.core",
+    ],
     srcs: [
         "src/com/android/server/uri/**/*.java",
     ],
-    auto_gen_config: true,
+}
+
+// Unit tests for compat-framework.
+// Compat-framework does support Ravenwood, and it uses the ravenwood anottations,
+// so we link "services.core.ravenwood".
+android_ravenwood_test {
+    name: "FrameworksServicesTestsRavenwood_Compat",
+    defaults: ["FrameworksServicesTestsRavenwood-defaults"],
+    team: "trendy_team_ravenwood",
+    static_libs: [
+        "services.core.ravenwood",
+    ],
+    srcs: [
+        "src/com/android/server/compat/**/*.java",
+    ],
 }
 
 java_library {
diff --git a/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java b/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
index 36b163e..3d695a6 100644
--- a/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
+++ b/services/tests/servicestests/src/com/android/server/compat/CompatConfigTest.java
@@ -18,12 +18,12 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import static org.junit.Assert.assertThrows;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.anyInt;
 import static org.mockito.Mockito.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
-import static org.testng.Assert.assertThrows;
 
 import android.app.compat.ChangeIdStateCache;
 import android.app.compat.PackageOverride;
diff --git a/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java b/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
index 9accd49..79f0673 100644
--- a/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
+++ b/services/tests/servicestests/src/com/android/server/compat/PlatformCompatTest.java
@@ -18,6 +18,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import static org.junit.Assert.assertThrows;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.anyInt;
 import static org.mockito.Mockito.never;
@@ -25,13 +26,15 @@
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 import static org.mockito.internal.verification.VerificationModeFactory.times;
-import static org.testng.Assert.assertThrows;
 
 import android.compat.Compatibility.ChangeConfig;
+import android.content.AttributionSource;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManagerInternal;
 import android.os.Build;
+import android.os.PermissionEnforcer;
+import android.permission.PermissionCheckerManager;
 
 import androidx.test.runner.AndroidJUnit4;
 
@@ -77,6 +80,22 @@
             .thenReturn(-1);
         when(mPackageManager.getApplicationInfo(eq(PACKAGE_NAME), anyInt()))
             .thenThrow(new PackageManager.NameNotFoundException());
+
+        var allGrantingPermissionEnforcer = new PermissionEnforcer() {
+            @Override
+            protected int checkPermission(String permission, AttributionSource source) {
+                return PermissionCheckerManager.PERMISSION_GRANTED;
+            }
+
+            @Override
+            protected int checkPermission(String permission, int pid, int uid) {
+                return PermissionCheckerManager.PERMISSION_GRANTED;
+            }
+        };
+
+        when(mContext.getSystemService(eq(Context.PERMISSION_ENFORCER_SERVICE)))
+                .thenReturn(allGrantingPermissionEnforcer);
+
         mCompatConfig = new CompatConfig(mBuildClassifier, mContext);
         mPlatformCompat = new PlatformCompat(mContext, mCompatConfig, mBuildClassifier);
         // Assume userdebug/eng non-final build
diff --git a/services/tests/servicestests/src/com/android/server/uri/UriGrantsManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/uri/UriGrantsManagerServiceTest.java
index 24abc18..f549453 100644
--- a/services/tests/servicestests/src/com/android/server/uri/UriGrantsManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/uri/UriGrantsManagerServiceTest.java
@@ -61,7 +61,6 @@
 import android.os.UserHandle;
 import android.platform.test.flag.junit.FlagsParameterization;
 import android.platform.test.flag.junit.SetFlagsRule;
-import android.platform.test.ravenwood.RavenwoodRule;
 import android.util.ArraySet;
 
 import org.junit.Before;
@@ -77,9 +76,6 @@
 
 @RunWith(Parameterized.class)
 public class UriGrantsManagerServiceTest {
-    @Rule
-    public final RavenwoodRule mRavenwood = new RavenwoodRule();
-
     /**
      * Why this class needs to test all combinations of
      * {@link android.security.Flags#FLAG_CONTENT_URI_PERMISSION_APIS}:
diff --git a/services/tests/servicestests/src/com/android/server/uri/UriPermissionTest.java b/services/tests/servicestests/src/com/android/server/uri/UriPermissionTest.java
index 611c514..fe66f73 100644
--- a/services/tests/servicestests/src/com/android/server/uri/UriPermissionTest.java
+++ b/services/tests/servicestests/src/com/android/server/uri/UriPermissionTest.java
@@ -37,18 +37,13 @@
 import static org.junit.Assert.assertTrue;
 
 import android.os.SystemClock;
-import android.platform.test.ravenwood.RavenwoodRule;
 
 import org.junit.Before;
-import org.junit.Rule;
 import org.junit.Test;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
 public class UriPermissionTest {
-    @Rule
-    public final RavenwoodRule mRavenwood = new RavenwoodRule();
-
     @Mock
     private UriGrantsManagerInternal mService;