Merge "animateItemPlacement() is deprecated and needs to be updated to animateItem()." into main
diff --git a/apct-tests/perftests/packagemanager/src/android/os/PackageManagerPerfTest.java b/apct-tests/perftests/packagemanager/src/android/os/PackageManagerPerfTest.java
index 4bcc8c4..f302033 100644
--- a/apct-tests/perftests/packagemanager/src/android/os/PackageManagerPerfTest.java
+++ b/apct-tests/perftests/packagemanager/src/android/os/PackageManagerPerfTest.java
@@ -31,6 +31,7 @@
 import android.content.pm.PackageManager;
 import android.perftests.utils.BenchmarkState;
 import android.perftests.utils.PerfStatusReporter;
+import android.permission.PermissionManager;
 
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.LargeTest;
@@ -107,6 +108,8 @@
     public void setup() {
         PackageManager.disableApplicationInfoCache();
         PackageManager.disablePackageInfoCache();
+        PermissionManager.disablePermissionCache();
+        PermissionManager.disablePackageNamePermissionCache();
     }
 
     @Test
diff --git a/api/coverage/tools/ExtractFlaggedApis.kt b/api/coverage/tools/ExtractFlaggedApis.kt
index bf67187..0a3ae4f 100644
--- a/api/coverage/tools/ExtractFlaggedApis.kt
+++ b/api/coverage/tools/ExtractFlaggedApis.kt
@@ -16,9 +16,9 @@
 
 package android.platform.coverage
 
+import com.android.tools.metalava.model.CallableItem
 import com.android.tools.metalava.model.ClassItem
 import com.android.tools.metalava.model.Item
-import com.android.tools.metalava.model.MethodItem
 import com.android.tools.metalava.model.text.ApiFile
 import java.io.File
 import java.io.FileWriter
@@ -40,24 +40,24 @@
 
 fun extractFlaggedApisFromClass(
     classItem: ClassItem,
-    methods: List<MethodItem>,
+    callables: List<CallableItem>,
     packageName: String,
     builder: FlagApiMap.Builder
 ) {
-    if (methods.isEmpty()) return
+    if (callables.isEmpty()) return
     val classFlag = getClassFlag(classItem)
-    for (method in methods) {
-        val methodFlag = getFlagAnnotation(method) ?: classFlag
+    for (callable in callables) {
+        val callableFlag = getFlagAnnotation(callable) ?: classFlag
         val api =
             JavaMethod.newBuilder()
                 .setPackageName(packageName)
                 .setClassName(classItem.fullName())
-                .setMethodName(method.name())
-        for (param in method.parameters()) {
+                .setMethodName(callable.name())
+        for (param in callable.parameters()) {
             api.addParameters(param.type().toTypeString())
         }
-        if (methodFlag != null) {
-            addFlaggedApi(builder, api, methodFlag)
+        if (callableFlag != null) {
+            addFlaggedApi(builder, api, callableFlag)
         }
     }
 }
diff --git a/cmds/bootanimation/BootAnimation.cpp b/cmds/bootanimation/BootAnimation.cpp
index 7eb9d0f..fdf9abc4 100644
--- a/cmds/bootanimation/BootAnimation.cpp
+++ b/cmds/bootanimation/BootAnimation.cpp
@@ -236,7 +236,7 @@
         ALOGD("%sAnimationPreloadTiming start time: %" PRId64 "ms",
                 mShuttingDown ? "Shutdown" : "Boot", elapsedRealtime());
         preloadAnimation();
-        ALOGD("%sAnimationPreloadStopTiming start time: %" PRId64 "ms",
+        ALOGD("%sAnimationPreloadTiming stop time: %" PRId64 "ms",
                 mShuttingDown ? "Shutdown" : "Boot", elapsedRealtime());
     }
 }
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index ee82b3f..76e761d 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -3678,7 +3678,9 @@
      * @see View#findViewById(int)
      * @see Activity#requireViewById(int)
      */
-    /* TODO(b/347672184): Re-add @Nullable */
+    // Strictly speaking this should be marked as @Nullable but the nullability of the return value
+    // is deliberately left unspecified as idiomatically correct code can make assumptions either
+    // way based on local context, e.g. layout specification.
     public <T extends View> T findViewById(@IdRes int id) {
         return getWindow().findViewById(id);
     }
diff --git a/core/java/android/app/Dialog.java b/core/java/android/app/Dialog.java
index 160d00c..d73d536 100644
--- a/core/java/android/app/Dialog.java
+++ b/core/java/android/app/Dialog.java
@@ -565,7 +565,9 @@
      * @see View#findViewById(int)
      * @see Dialog#requireViewById(int)
      */
-    /* TODO(b/347672184): Re-add @Nullable */
+    // Strictly speaking this should be marked as @Nullable but the nullability of the return value
+    // is deliberately left unspecified as idiomatically correct code can make assumptions either
+    // way based on local context, e.g. layout specification.
     public <T extends View> T findViewById(@IdRes int id) {
         return mWindow.findViewById(id);
     }
diff --git a/core/java/android/app/OWNERS b/core/java/android/app/OWNERS
index 0fad979..1200b4b 100644
--- a/core/java/android/app/OWNERS
+++ b/core/java/android/app/OWNERS
@@ -118,6 +118,8 @@
 per-file Window* = file:/services/core/java/com/android/server/wm/OWNERS
 per-file ConfigurationController.java = file:/services/core/java/com/android/server/wm/OWNERS
 per-file *ScreenCapture* = file:/services/core/java/com/android/server/wm/OWNERS
+per-file ComponentOptions.java = file:/services/core/java/com/android/server/wm/OWNERS
+
 
 # Multitasking
 per-file multitasking.aconfig = file:/services/core/java/com/android/server/wm/OWNERS
diff --git a/core/java/android/service/dreams/DreamService.java b/core/java/android/service/dreams/DreamService.java
index 327ebd0..c9c2dcc 100644
--- a/core/java/android/service/dreams/DreamService.java
+++ b/core/java/android/service/dreams/DreamService.java
@@ -536,7 +536,9 @@
      * @see View#findViewById(int)
      * @see DreamService#requireViewById(int)
      */
-    /* TODO(b/347672184): Re-add @Nullable */
+    // Strictly speaking this should be marked as @Nullable but the nullability of the return value
+    // is deliberately left unspecified as idiomatically correct code can make assumptions either
+    // way based on local context, e.g. layout specification.
     public <T extends View> T findViewById(@IdRes int id) {
         return getWindow().findViewById(id);
     }
diff --git a/core/java/android/util/StateSet.java b/core/java/android/util/StateSet.java
index 16d6082..17adb32 100644
--- a/core/java/android/util/StateSet.java
+++ b/core/java/android/util/StateSet.java
@@ -288,6 +288,9 @@
             case R.attr.state_activated:
                 sb.append("A ");
                 break;
+            case R.attr.state_hovered:
+                sb.append("H ");
+                break;
             }
         }
 
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index ba6d5df..9aa723a 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -27294,7 +27294,9 @@
      * @return a view with given ID if found, or {@code null} otherwise
      * @see View#requireViewById(int)
      */
-    /* TODO(b/347672184): Re-add @Nullable */
+    // Strictly speaking this should be marked as @Nullable but the nullability of the return value
+    // is deliberately left unspecified as idiomatically correct code can make assumptions either
+    // way based on local context, e.g. layout specification.
     public final <T extends View> T findViewById(@IdRes int id) {
         if (id == NO_ID) {
             return null;
diff --git a/core/java/android/view/Window.java b/core/java/android/view/Window.java
index bfdcd59..50cf5a5f 100644
--- a/core/java/android/view/Window.java
+++ b/core/java/android/view/Window.java
@@ -1712,7 +1712,9 @@
      * @see View#findViewById(int)
      * @see Window#requireViewById(int)
      */
-    /* TODO(b/347672184): Re-add @Nullable */
+    // Strictly speaking this should be marked as @Nullable but the nullability of the return value
+    // is deliberately left unspecified as idiomatically correct code can make assumptions either
+    // way based on local context, e.g. layout specification.
     public <T extends View> T findViewById(@IdRes int id) {
         return getDecorView().findViewById(id);
     }
diff --git a/data/etc/platform.xml b/data/etc/platform.xml
index 65615e6..7b96699 100644
--- a/data/etc/platform.xml
+++ b/data/etc/platform.xml
@@ -325,10 +325,12 @@
     <!-- These are the standard packages that are allowed to always have internet
          access while in power save mode, even if they aren't in the foreground. -->
     <allow-in-power-save package="com.android.providers.downloads" />
+    <allow-in-power-save package="com.android.rkpdapp" />
 
     <!-- These are the standard packages that are allowed to always have internet
          access while in data mode, even if they aren't in the foreground. -->
     <allow-in-data-usage-save package="com.android.providers.downloads" />
+    <allow-in-data-usage-save package="com.android.rkpdapp" />
 
     <!-- This is a core platform component that needs to freely run in the background -->
     <allow-in-power-save package="com.android.cellbroadcastreceiver.module" />
diff --git a/errorprone/java/com/google/errorprone/bugpatterns/android/RequiresPermissionChecker.java b/errorprone/java/com/google/errorprone/bugpatterns/android/RequiresPermissionChecker.java
index 7c7cb18..9887c27 100644
--- a/errorprone/java/com/google/errorprone/bugpatterns/android/RequiresPermissionChecker.java
+++ b/errorprone/java/com/google/errorprone/bugpatterns/android/RequiresPermissionChecker.java
@@ -55,9 +55,9 @@
 import com.sun.tools.javac.code.Symbol;
 import com.sun.tools.javac.code.Symbol.ClassSymbol;
 import com.sun.tools.javac.code.Symbol.MethodSymbol;
-import com.sun.tools.javac.code.Symbol.VarSymbol;
 import com.sun.tools.javac.code.Type;
 import com.sun.tools.javac.code.Type.ClassType;
+import com.sun.tools.javac.tree.JCTree.JCNewClass;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -67,7 +67,6 @@
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.atomic.AtomicReference;
-import java.util.function.Predicate;
 import java.util.regex.Pattern;
 
 import javax.lang.model.element.Name;
@@ -125,6 +124,12 @@
             instanceMethod()
                     .onDescendantOf("android.content.Context")
                     .withNameMatching(Pattern.compile("^send(Ordered|Sticky)?Broadcast.*$")));
+    private static final Matcher<ExpressionTree> SEND_BROADCAST_AS_USER =
+            methodInvocation(
+                    instanceMethod()
+                            .onDescendantOf("android.content.Context")
+                            .withNameMatching(
+                                    Pattern.compile("^send(Ordered|Sticky)?Broadcast.*AsUser.*$")));
     private static final Matcher<ExpressionTree> SEND_PENDING_INTENT = methodInvocation(
             instanceMethod()
                     .onDescendantOf("android.app.PendingIntent")
@@ -306,18 +311,6 @@
         }
     }
 
-    private static ExpressionTree findArgumentByParameterName(MethodInvocationTree tree,
-            Predicate<String> paramName) {
-        final MethodSymbol sym = ASTHelpers.getSymbol(tree);
-        final List<VarSymbol> params = sym.getParameters();
-        for (int i = 0; i < params.size(); i++) {
-            if (paramName.test(params.get(i).name.toString())) {
-                return tree.getArguments().get(i);
-            }
-        }
-        return null;
-    }
-
     private static Name resolveName(ExpressionTree tree) {
         if (tree instanceof IdentifierTree) {
             return ((IdentifierTree) tree).getName();
@@ -345,76 +338,85 @@
 
     private static ParsedRequiresPermission parseBroadcastSourceRequiresPermission(
             MethodInvocationTree methodTree, VisitorState state) {
-        final ExpressionTree arg = findArgumentByParameterName(methodTree,
-                (name) -> name.toLowerCase().contains("intent"));
-        if (arg instanceof IdentifierTree) {
-            final Name argName = ((IdentifierTree) arg).getName();
-            final MethodTree method = state.findEnclosing(MethodTree.class);
-            final AtomicReference<ParsedRequiresPermission> res = new AtomicReference<>();
-            method.accept(new TreeScanner<Void, Void>() {
-                private ParsedRequiresPermission last;
+        if (methodTree.getArguments().size() < 1) {
+            return null;
+        }
+        final ExpressionTree arg = methodTree.getArguments().get(0);
+        if (!(arg instanceof IdentifierTree)) {
+            return null;
+        }
+        final Name argName = ((IdentifierTree) arg).getName();
+        final MethodTree method = state.findEnclosing(MethodTree.class);
+        final AtomicReference<ParsedRequiresPermission> res = new AtomicReference<>();
+        method.accept(new TreeScanner<Void, Void>() {
+            private ParsedRequiresPermission mLast;
 
-                @Override
-                public Void visitMethodInvocation(MethodInvocationTree tree, Void param) {
-                    if (Objects.equal(methodTree, tree)) {
-                        res.set(last);
-                    } else {
-                        final Name name = resolveName(tree.getMethodSelect());
-                        if (Objects.equal(argName, name)
-                                && INTENT_SET_ACTION.matches(tree, state)) {
-                            last = parseIntentAction(tree);
+            @Override
+            public Void visitMethodInvocation(MethodInvocationTree tree, Void param) {
+                if (Objects.equal(methodTree, tree)) {
+                    res.set(mLast);
+                } else {
+                    final Name name = resolveName(tree.getMethodSelect());
+                    if (Objects.equal(argName, name) && INTENT_SET_ACTION.matches(tree, state)) {
+                        mLast = parseIntentAction(tree);
+                    } else if (name == null && tree.getMethodSelect() instanceof MemberSelectTree) {
+                        ExpressionTree innerTree =
+                                ((MemberSelectTree) tree.getMethodSelect()).getExpression();
+                        if (innerTree instanceof JCNewClass) {
+                            mLast = parseIntentAction((NewClassTree) innerTree);
                         }
                     }
-                    return super.visitMethodInvocation(tree, param);
                 }
+                return super.visitMethodInvocation(tree, param);
+            }
 
-                @Override
-                public Void visitAssignment(AssignmentTree tree, Void param) {
-                    final Name name = resolveName(tree.getVariable());
-                    final Tree init = tree.getExpression();
-                    if (Objects.equal(argName, name)
-                            && init instanceof NewClassTree) {
-                        last = parseIntentAction((NewClassTree) init);
-                    }
-                    return super.visitAssignment(tree, param);
+            @Override
+            public Void visitAssignment(AssignmentTree tree, Void param) {
+                final Name name = resolveName(tree.getVariable());
+                final Tree init = tree.getExpression();
+                if (Objects.equal(argName, name) && init instanceof NewClassTree) {
+                    mLast = parseIntentAction((NewClassTree) init);
                 }
+                return super.visitAssignment(tree, param);
+            }
 
-                @Override
-                public Void visitVariable(VariableTree tree, Void param) {
-                    final Name name = tree.getName();
-                    final ExpressionTree init = tree.getInitializer();
-                    if (Objects.equal(argName, name)
-                            && init instanceof NewClassTree) {
-                        last = parseIntentAction((NewClassTree) init);
-                    }
-                    return super.visitVariable(tree, param);
+            @Override
+            public Void visitVariable(VariableTree tree, Void param) {
+                final Name name = tree.getName();
+                final ExpressionTree init = tree.getInitializer();
+                if (Objects.equal(argName, name) && init instanceof NewClassTree) {
+                    mLast = parseIntentAction((NewClassTree) init);
                 }
-            }, null);
-            return res.get();
-        }
-        return null;
+                return super.visitVariable(tree, param);
+            }
+        }, null);
+        return res.get();
     }
 
     private static ParsedRequiresPermission parseBroadcastTargetRequiresPermission(
             MethodInvocationTree tree, VisitorState state) {
-        final ExpressionTree arg = findArgumentByParameterName(tree,
-                (name) -> name.toLowerCase().contains("permission"));
         final ParsedRequiresPermission res = new ParsedRequiresPermission();
-        if (arg != null) {
-            arg.accept(new TreeScanner<Void, Void>() {
-                @Override
-                public Void visitIdentifier(IdentifierTree tree, Void param) {
-                    res.addConstValue(tree);
-                    return super.visitIdentifier(tree, param);
-                }
-
-                @Override
-                public Void visitMemberSelect(MemberSelectTree tree, Void param) {
-                    res.addConstValue(tree);
-                    return super.visitMemberSelect(tree, param);
-                }
-            }, null);
+        int permission_position = 1;
+        if (SEND_BROADCAST_AS_USER.matches(tree, state)) {
+            permission_position = 2;
         }
+        if (tree.getArguments().size() < permission_position + 1) {
+            return res;
+        }
+        final ExpressionTree arg = tree.getArguments().get(permission_position);
+        arg.accept(new TreeScanner<Void, Void>() {
+            @Override
+            public Void visitIdentifier(IdentifierTree tree, Void param) {
+                res.addConstValue(tree);
+                return super.visitIdentifier(tree, param);
+            }
+
+            @Override
+            public Void visitMemberSelect(MemberSelectTree tree, Void param) {
+                res.addConstValue(tree);
+                return super.visitMemberSelect(tree, param);
+            }
+        }, null);
         return res;
     }
 
diff --git a/errorprone/tests/java/com/google/errorprone/bugpatterns/android/RequiresPermissionCheckerTest.java b/errorprone/tests/java/com/google/errorprone/bugpatterns/android/RequiresPermissionCheckerTest.java
index e53372d..05fde7c 100644
--- a/errorprone/tests/java/com/google/errorprone/bugpatterns/android/RequiresPermissionCheckerTest.java
+++ b/errorprone/tests/java/com/google/errorprone/bugpatterns/android/RequiresPermissionCheckerTest.java
@@ -412,6 +412,19 @@
                         "      context.sendBroadcast(intent);",
                         "    }",
                         "  }",
+                        "  public void exampleWithChainedMethod(Context context) {",
+                        "    Intent intent = new Intent(FooManager.ACTION_RED)",
+                        "            .putExtra(\"foo\", 42);",
+                        "    context.sendBroadcast(intent, FooManager.PERMISSION_RED);",
+                        "    context.sendBroadcastWithMultiplePermissions(intent,",
+                        "        new String[] { FooManager.PERMISSION_RED });",
+                        "  }",
+                        "  public void exampleWithAsUser(Context context) {",
+                        "    Intent intent = new Intent(FooManager.ACTION_RED);",
+                        "    context.sendBroadcastAsUser(intent, 42, FooManager.PERMISSION_RED);",
+                        "    context.sendBroadcastAsUserMultiplePermissions(intent, 42,",
+                        "        new String[] { FooManager.PERMISSION_RED });",
+                        "  }",
                         "}")
                 .doTest();
     }
diff --git a/errorprone/tests/res/android/content/Context.java b/errorprone/tests/res/android/content/Context.java
index efc4fb1..9d622ff 100644
--- a/errorprone/tests/res/android/content/Context.java
+++ b/errorprone/tests/res/android/content/Context.java
@@ -36,4 +36,15 @@
     public void sendBroadcastWithMultiplePermissions(Intent intent, String[] receiverPermissions) {
         throw new UnsupportedOperationException();
     }
+
+    /* Fake user type for test purposes */
+    public void sendBroadcastAsUser(Intent intent, int user, String receiverPermission) {
+        throw new UnsupportedOperationException();
+    }
+
+    /* Fake user type for test purposes */
+    public void sendBroadcastAsUserMultiplePermissions(
+            Intent intent, int user, String[] receiverPermissions) {
+        throw new UnsupportedOperationException();
+    }
 }
diff --git a/errorprone/tests/res/android/content/Intent.java b/errorprone/tests/res/android/content/Intent.java
index 288396e..7ccea78 100644
--- a/errorprone/tests/res/android/content/Intent.java
+++ b/errorprone/tests/res/android/content/Intent.java
@@ -24,4 +24,8 @@
     public Intent setAction(String action) {
         throw new UnsupportedOperationException();
     }
+
+    public Intent putExtra(String extra, int value) {
+        throw new UnsupportedOperationException();
+    }
 }
diff --git a/keystore/java/android/security/KeyChain.java b/keystore/java/android/security/KeyChain.java
index 4b367e0..f9fd369 100644
--- a/keystore/java/android/security/KeyChain.java
+++ b/keystore/java/android/security/KeyChain.java
@@ -66,6 +66,7 @@
 import java.util.List;
 import java.util.Locale;
 import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicReference;
 
 import javax.security.auth.x500.X500Principal;
@@ -376,6 +377,8 @@
      */
     public static final int KEY_ATTESTATION_FAILURE = 4;
 
+    private static final int BIND_KEY_CHAIN_SERVICE_TIMEOUT_MS = 30 * 1000;
+
     /**
      * Used by DPC or delegated app in
      * {@link android.app.admin.DeviceAdminReceiver#onChoosePrivateKeyAlias} or
@@ -1120,7 +1123,10 @@
             context.unbindService(keyChainServiceConnection);
             throw new AssertionError("could not bind to KeyChainService");
         }
-        countDownLatch.await();
+        if (!countDownLatch.await(BIND_KEY_CHAIN_SERVICE_TIMEOUT_MS, TimeUnit.MILLISECONDS)) {
+            context.unbindService(keyChainServiceConnection);
+            throw new AssertionError("binding to KeyChainService timeout");
+        }
         IKeyChainService service = keyChainService.get();
         if (service != null) {
             return new KeyChainConnection(context, keyChainServiceConnection, service);
diff --git a/media/java/android/media/AudioSystem.java b/media/java/android/media/AudioSystem.java
index 293c561..47adde4 100644
--- a/media/java/android/media/AudioSystem.java
+++ b/media/java/android/media/AudioSystem.java
@@ -1636,7 +1636,8 @@
     /** @hide */ public static final int FORCE_ENCODED_SURROUND_NEVER = 13;
     /** @hide */ public static final int FORCE_ENCODED_SURROUND_ALWAYS = 14;
     /** @hide */ public static final int FORCE_ENCODED_SURROUND_MANUAL = 15;
-    /** @hide */ public static final int NUM_FORCE_CONFIG = 16;
+    /** @hide */ public static final int FORCE_BT_BLE = 16;
+    /** @hide */ public static final int NUM_FORCE_CONFIG = 17;
     /** @hide */ public static final int FORCE_DEFAULT = FORCE_NONE;
 
     /** @hide */
@@ -1658,6 +1659,7 @@
             case FORCE_ENCODED_SURROUND_NEVER: return "FORCE_ENCODED_SURROUND_NEVER";
             case FORCE_ENCODED_SURROUND_ALWAYS: return "FORCE_ENCODED_SURROUND_ALWAYS";
             case FORCE_ENCODED_SURROUND_MANUAL: return "FORCE_ENCODED_SURROUND_MANUAL";
+            case FORCE_BT_BLE: return "FORCE_BT_BLE";
             default: return "unknown config (" + config + ")" ;
         }
     }
diff --git a/packages/SettingsProvider/test/src/com/android/providers/settings/DeviceConfigServiceTest.java b/packages/SettingsProvider/test/src/com/android/providers/settings/DeviceConfigServiceTest.java
index 8dd51b2..8de0c35 100644
--- a/packages/SettingsProvider/test/src/com/android/providers/settings/DeviceConfigServiceTest.java
+++ b/packages/SettingsProvider/test/src/com/android/providers/settings/DeviceConfigServiceTest.java
@@ -22,8 +22,6 @@
 
 import android.content.ContentResolver;
 import android.os.Bundle;
-import android.platform.test.annotations.RequiresFlagsDisabled;
-import android.platform.test.annotations.RequiresFlagsEnabled;
 import android.platform.test.flag.junit.CheckFlagsRule;
 import android.platform.test.flag.junit.DeviceFlagsValueProvider;
 import android.provider.Settings;
@@ -73,24 +71,9 @@
     }
 
     /**
-     * Test that setting overrides are properly disabled when the flag is off.
-     */
-    @Test
-    @RequiresFlagsDisabled("com.android.providers.settings.support_overrides")
-    public void testOverrideDisabled() throws IOException {
-        final String newValue = "value2";
-
-        executeShellCommand("device_config put " + sNamespace + " " + sKey + " " + sValue);
-        executeShellCommand("device_config override " + sNamespace + " " + sKey + " " + newValue);
-        String result = readShellCommandOutput("device_config get " + sNamespace + " " + sKey);
-        assertEquals(sValue + "\n", result);
-    }
-
-    /**
      * Test that overrides are readable and can be cleared.
      */
     @Test
-    @RequiresFlagsEnabled("com.android.providers.settings.support_overrides")
     public void testOverride() throws IOException {
         final String newValue = "value2";
 
diff --git a/services/accessibility/java/com/android/server/accessibility/FlashNotificationsController.java b/services/accessibility/java/com/android/server/accessibility/FlashNotificationsController.java
index e605514..2009cd3 100644
--- a/services/accessibility/java/com/android/server/accessibility/FlashNotificationsController.java
+++ b/services/accessibility/java/com/android/server/accessibility/FlashNotificationsController.java
@@ -659,6 +659,8 @@
                 mIsTorchTouched = on;
             } catch (CameraAccessException e) {
                 Log.e(LOG_TAG, "Failed to setTorchMode: " + e);
+            } catch (IllegalArgumentException  e) {
+                Log.e(LOG_TAG, "Failed to setTorchMode: " + e);
             }
         } else {
             Log.e(LOG_TAG, "Can not use camera flash notification, please check CameraManager!");
diff --git a/services/core/java/com/android/server/audio/AudioDeviceBroker.java b/services/core/java/com/android/server/audio/AudioDeviceBroker.java
index f1eea72..33ad49e 100644
--- a/services/core/java/com/android/server/audio/AudioDeviceBroker.java
+++ b/services/core/java/com/android/server/audio/AudioDeviceBroker.java
@@ -787,6 +787,14 @@
         return isDeviceActiveForCommunication(AudioDeviceInfo.TYPE_BLUETOOTH_SCO);
     }
 
+    /*package*/ boolean isBluetoothBleHeadsetActive() {
+        return isDeviceActiveForCommunication(AudioDeviceInfo.TYPE_BLE_HEADSET);
+    }
+
+    /*package*/ boolean isBluetoothBleSpeakerActive() {
+        return isDeviceActiveForCommunication(AudioDeviceInfo.TYPE_BLE_SPEAKER);
+    }
+
     /*package*/ boolean isDeviceConnected(@NonNull AudioDeviceAttributes device) {
         synchronized (mDeviceStateLock) {
             return mDeviceInventory.isDeviceConnected(device);
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index 3f49b90..6787fa6 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -5665,16 +5665,25 @@
                 || ringerMode == AudioManager.RINGER_MODE_SILENT;
         final boolean shouldRingSco = ringerMode == AudioManager.RINGER_MODE_VIBRATE
                 && mDeviceBroker.isBluetoothScoActive();
-        // Ask audio policy engine to force use Bluetooth SCO channel if needed
+        final boolean shouldRingBle = ringerMode == AudioManager.RINGER_MODE_VIBRATE
+                && (mDeviceBroker.isBluetoothBleHeadsetActive()
+                || mDeviceBroker.isBluetoothBleSpeakerActive());
+        // Ask audio policy engine to force use Bluetooth SCO/BLE channel if needed
         final String eventSource = "muteRingerModeStreams() from u/pid:" + Binder.getCallingUid()
                 + "/" + Binder.getCallingPid();
+        int forceUse = AudioSystem.FORCE_NONE;
+        if (shouldRingSco) {
+            forceUse = AudioSystem.FORCE_BT_SCO;
+        } else if (shouldRingBle) {
+            forceUse = AudioSystem.FORCE_BT_BLE;
+        }
         sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE, AudioSystem.FOR_VIBRATE_RINGING,
-                shouldRingSco ? AudioSystem.FORCE_BT_SCO : AudioSystem.FORCE_NONE, eventSource, 0);
+                forceUse, eventSource, 0);
 
         for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) {
             final boolean isMuted = isStreamMutedByRingerOrZenMode(streamType);
             final boolean muteAllowedBySco =
-                    !(shouldRingSco && streamType == AudioSystem.STREAM_RING);
+                    !((shouldRingSco || shouldRingBle) && streamType == AudioSystem.STREAM_RING);
             final boolean shouldZenMute = isStreamAffectedByCurrentZen(streamType);
             final boolean shouldMute = shouldZenMute || (ringerModeMute
                     && isStreamAffectedByRingerMode(streamType) && muteAllowedBySco);
diff --git a/services/core/java/com/android/server/pm/OWNERS b/services/core/java/com/android/server/pm/OWNERS
index c8bc56c..9b0616a 100644
--- a/services/core/java/com/android/server/pm/OWNERS
+++ b/services/core/java/com/android/server/pm/OWNERS
@@ -28,6 +28,7 @@
 per-file RestrictionsSet.java = file:MULTIUSER_AND_ENTERPRISE_OWNERS
 per-file UserRestriction* = file:MULTIUSER_AND_ENTERPRISE_OWNERS
 per-file User* = file:/MULTIUSER_OWNERS
+per-file BackgroundUser* = file:/MULTIUSER_OWNERS
 
 # security
 per-file KeySetHandle.java = cbrubaker@google.com, nnk@google.com
diff --git a/tools/aapt2/cmd/Compile.cpp b/tools/aapt2/cmd/Compile.cpp
index 031dd5b..9b8c3b3 100644
--- a/tools/aapt2/cmd/Compile.cpp
+++ b/tools/aapt2/cmd/Compile.cpp
@@ -836,6 +836,28 @@
     return 1;
   }
 
+  // Parse the feature flag values. An argument that starts with '@' points to a file to read flag
+  // values from.
+  std::vector<std::string> all_feature_flags_args;
+  for (const std::string& arg : feature_flags_args_) {
+    if (util::StartsWith(arg, "@")) {
+      const std::string path = arg.substr(1, arg.size() - 1);
+      std::string error;
+      if (!file::AppendArgsFromFile(path, &all_feature_flags_args, &error)) {
+        context.GetDiagnostics()->Error(android::DiagMessage(path) << error);
+        return 1;
+      }
+    } else {
+      all_feature_flags_args.push_back(arg);
+    }
+  }
+
+  for (const std::string& arg : all_feature_flags_args) {
+    if (!ParseFeatureFlagsParameter(arg, context.GetDiagnostics(), &options_.feature_flag_values)) {
+      return 1;
+    }
+  }
+
   return Compile(&context, file_collection.get(), archive_writer.get(), options_);
 }
 
diff --git a/tools/aapt2/cmd/Compile.h b/tools/aapt2/cmd/Compile.h
index 61c5b60..70c8791 100644
--- a/tools/aapt2/cmd/Compile.h
+++ b/tools/aapt2/cmd/Compile.h
@@ -24,6 +24,7 @@
 #include "Command.h"
 #include "ResourceTable.h"
 #include "androidfw/IDiagnostics.h"
+#include "cmd/Util.h"
 #include "format/Archive.h"
 #include "process/IResourceTableConsumer.h"
 
@@ -45,6 +46,7 @@
   bool preserve_visibility_of_styleables = false;
   bool verbose = false;
   std::optional<std::string> product_;
+  FeatureFlagValues feature_flag_values;
 };
 
 /** Parses flags and compiles resources to be used in linking.  */
@@ -92,6 +94,12 @@
                     "Leave only resources specific to the given product. All "
                     "other resources (including defaults) are removed.",
                     &options_.product_);
+    AddOptionalFlagList("--feature-flags",
+                        "Specify the values of feature flags. The pairs in the argument\n"
+                        "are separated by ',' the name is separated from the value by '='.\n"
+                        "The name can have a suffix of ':ro' to indicate it is read only."
+                        "Example: \"flag1=true,flag2:ro=false,flag3=\" (flag3 has no given value).",
+                        &feature_flags_args_);
   }
 
   int Action(const std::vector<std::string>& args) override;
@@ -101,6 +109,7 @@
   CompileOptions options_;
   std::optional<std::string> visibility_;
   std::optional<std::string> trace_folder_;
+  std::vector<std::string> feature_flags_args_;
 };
 
 int Compile(IAaptContext* context, io::IFileCollection* inputs, IArchiveWriter* output_writer,
diff --git a/tools/aapt2/cmd/Link.h b/tools/aapt2/cmd/Link.h
index 8fe414f..2f17853 100644
--- a/tools/aapt2/cmd/Link.h
+++ b/tools/aapt2/cmd/Link.h
@@ -332,8 +332,9 @@
     AddOptionalSwitch("-v", "Enables verbose logging.", &verbose_);
     AddOptionalFlagList("--feature-flags",
                         "Specify the values of feature flags. The pairs in the argument\n"
-                        "are separated by ',' and the name is separated from the value by '='.\n"
-                        "Example: \"flag1=true,flag2=false,flag3=\" (flag3 has no given value).",
+                        "are separated by ',' the name is separated from the value by '='.\n"
+                        "The name can have a suffix of ':ro' to indicate it is read only."
+                        "Example: \"flag1=true,flag2:ro=false,flag3=\" (flag3 has no given value).",
                         &feature_flags_args_);
     AddOptionalSwitch("--non-updatable-system",
                       "Mark the app as a non-updatable system app. This inserts\n"
diff --git a/tools/aapt2/cmd/Util.cpp b/tools/aapt2/cmd/Util.cpp
index 678d846..e839fc1 100644
--- a/tools/aapt2/cmd/Util.cpp
+++ b/tools/aapt2/cmd/Util.cpp
@@ -128,7 +128,7 @@
     if (parts.size() > 2) {
       diag->Error(android::DiagMessage()
                   << "Invalid feature flag and optional value '" << flag_and_value
-                  << "'. Must be in the format 'flag_name[=true|false]");
+                  << "'. Must be in the format 'flag_name[:ro][=true|false]");
       return false;
     }
 
@@ -137,6 +137,25 @@
       diag->Error(android::DiagMessage() << "No name given for one or more flags in: " << arg);
       return false;
     }
+    std::vector<std::string> name_parts = util::Split(flag_name, ':');
+    if (name_parts.size() > 2) {
+      diag->Error(android::DiagMessage()
+                  << "Invalid feature flag and optional value '" << flag_and_value
+                  << "'. Must be in the format 'flag_name[:ro][=true|false]");
+      return false;
+    }
+    flag_name = name_parts[0];
+    bool read_only = false;
+    if (name_parts.size() == 2) {
+      if (name_parts[1] == "ro") {
+        read_only = true;
+      } else {
+        diag->Error(android::DiagMessage()
+                    << "Invalid feature flag and optional value '" << flag_and_value
+                    << "'. Must be in the format 'flag_name[:ro][=true|false]");
+        return false;
+      }
+    }
 
     std::optional<bool> flag_value = {};
     if (parts.size() == 2) {
@@ -151,13 +170,13 @@
       }
     }
 
-    if (auto [it, inserted] =
-            out_feature_flag_values->try_emplace(std::string(flag_name), flag_value);
+    auto ffp = FeatureFlagProperties{read_only, flag_value};
+    if (auto [it, inserted] = out_feature_flag_values->try_emplace(std::string(flag_name), ffp);
         !inserted) {
       // We are allowing the same flag to appear multiple times, last value wins.
       diag->Note(android::DiagMessage()
                  << "Value for feature flag '" << flag_name << "' was given more than once");
-      it->second = flag_value;
+      it->second = ffp;
     }
   }
   return true;
diff --git a/tools/aapt2/cmd/Util.h b/tools/aapt2/cmd/Util.h
index 9ece5dd..6b8813b 100644
--- a/tools/aapt2/cmd/Util.h
+++ b/tools/aapt2/cmd/Util.h
@@ -37,7 +37,17 @@
 
 namespace aapt {
 
-using FeatureFlagValues = std::map<std::string, std::optional<bool>, std::less<>>;
+struct FeatureFlagProperties {
+  bool read_only;
+  std::optional<bool> enabled;
+
+  FeatureFlagProperties(bool ro, std::optional<bool> e) : read_only(ro), enabled(e) {
+  }
+
+  bool operator==(const FeatureFlagProperties&) const = default;
+};
+
+using FeatureFlagValues = std::map<std::string, FeatureFlagProperties, std::less<>>;
 
 // Parses a configuration density (ex. hdpi, xxhdpi, 234dpi, anydpi, etc).
 // Returns Nothing and logs a human friendly error message if the string was not legal.
diff --git a/tools/aapt2/cmd/Util_test.cpp b/tools/aapt2/cmd/Util_test.cpp
index 723d87e..35bc637 100644
--- a/tools/aapt2/cmd/Util_test.cpp
+++ b/tools/aapt2/cmd/Util_test.cpp
@@ -383,21 +383,25 @@
 TEST(UtilTest, ParseFeatureFlagsParameter_DuplicateFlag) {
   auto diagnostics = test::ContextBuilder().Build()->GetDiagnostics();
   FeatureFlagValues feature_flag_values;
-  ASSERT_TRUE(
-      ParseFeatureFlagsParameter("foo=true,bar=true,foo=false", diagnostics, &feature_flag_values));
-  EXPECT_THAT(feature_flag_values, UnorderedElementsAre(Pair("foo", std::optional<bool>(false)),
-                                                        Pair("bar", std::optional<bool>(true))));
+  ASSERT_TRUE(ParseFeatureFlagsParameter("foo=true,bar=true,foo:ro=false", diagnostics,
+                                         &feature_flag_values));
+  EXPECT_THAT(
+      feature_flag_values,
+      UnorderedElementsAre(Pair("foo", FeatureFlagProperties{true, std::optional<bool>(false)}),
+                           Pair("bar", FeatureFlagProperties{false, std::optional<bool>(true)})));
 }
 
 TEST(UtilTest, ParseFeatureFlagsParameter_Valid) {
   auto diagnostics = test::ContextBuilder().Build()->GetDiagnostics();
   FeatureFlagValues feature_flag_values;
-  ASSERT_TRUE(ParseFeatureFlagsParameter("foo= true, bar =FALSE,baz=, quux", diagnostics,
+  ASSERT_TRUE(ParseFeatureFlagsParameter("foo= true, bar:ro =FALSE,baz=, quux", diagnostics,
                                          &feature_flag_values));
-  EXPECT_THAT(feature_flag_values,
-              UnorderedElementsAre(Pair("foo", std::optional<bool>(true)),
-                                   Pair("bar", std::optional<bool>(false)),
-                                   Pair("baz", std::nullopt), Pair("quux", std::nullopt)));
+  EXPECT_THAT(
+      feature_flag_values,
+      UnorderedElementsAre(Pair("foo", FeatureFlagProperties{false, std::optional<bool>(true)}),
+                           Pair("bar", FeatureFlagProperties{true, std::optional<bool>(false)}),
+                           Pair("baz", FeatureFlagProperties{false, std::nullopt}),
+                           Pair("quux", FeatureFlagProperties{false, std::nullopt})));
 }
 
 TEST (UtilTest, AdjustSplitConstraintsForMinSdk) {
diff --git a/tools/aapt2/link/FeatureFlagsFilter.cpp b/tools/aapt2/link/FeatureFlagsFilter.cpp
index fdf3f74..9d40db5 100644
--- a/tools/aapt2/link/FeatureFlagsFilter.cpp
+++ b/tools/aapt2/link/FeatureFlagsFilter.cpp
@@ -63,12 +63,11 @@
         flag_name = flag_name.substr(1);
       }
 
-      if (auto it = feature_flag_values_.find(std::string(flag_name));
-          it != feature_flag_values_.end()) {
-        if (it->second.has_value()) {
+      if (auto it = feature_flag_values_.find(flag_name); it != feature_flag_values_.end()) {
+        if (it->second.enabled.has_value()) {
           if (options_.remove_disabled_elements) {
             // Remove if flag==true && attr=="!flag" (negated) OR flag==false && attr=="flag"
-            return *it->second == negated;
+            return *it->second.enabled == negated;
           }
         } else if (options_.flags_must_have_value) {
           diagnostics_->Error(android::DiagMessage(node->line_number)
diff --git a/tools/aapt2/link/FeatureFlagsFilter_test.cpp b/tools/aapt2/link/FeatureFlagsFilter_test.cpp
index 53086cc..2db2899 100644
--- a/tools/aapt2/link/FeatureFlagsFilter_test.cpp
+++ b/tools/aapt2/link/FeatureFlagsFilter_test.cpp
@@ -48,7 +48,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -60,7 +60,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -73,7 +73,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="!flag" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -86,7 +86,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -102,7 +102,7 @@
       <permission android:name="FOO" android:featureFlag="flag"
                   android:protectionLevel="dangerous" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -123,7 +123,7 @@
         </activity>
       </application>
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -145,7 +145,7 @@
         </activity>
       </application>
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -162,7 +162,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag=" " />
     </manifest>)EOF",
-                    {{"flag", false}});
+                    {{"flag", FeatureFlagProperties{false, false}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -171,7 +171,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                    {{"flag", std::nullopt}});
+                    {{"flag", FeatureFlagProperties{false, std::nullopt}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -180,7 +180,7 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                    {{"flag", true}});
+                    {{"flag", FeatureFlagProperties{false, true}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -190,7 +190,7 @@
       <permission android:name="FOO" android:featureFlag="bar" />
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                    {{"flag", std::nullopt}});
+                    {{"flag", FeatureFlagProperties{false, std::nullopt}}});
   ASSERT_THAT(doc, IsNull());
 }
 
@@ -199,7 +199,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                               {{"flag", false}}, {.remove_disabled_elements = false});
+                               {{"flag", FeatureFlagProperties{false, false}}},
+                               {.remove_disabled_elements = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -212,7 +213,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="flag" />
     </manifest>)EOF",
-                               {{"flag", std::nullopt}}, {.flags_must_have_value = false});
+                               {{"flag", FeatureFlagProperties{false, std::nullopt}}},
+                               {.flags_must_have_value = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());
@@ -225,7 +227,8 @@
     <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="android">
       <permission android:name="FOO" android:featureFlag="unrecognized" />
     </manifest>)EOF",
-                               {{"flag", true}}, {.fail_on_unrecognized_flags = false});
+                               {{"flag", FeatureFlagProperties{false, true}}},
+                               {.fail_on_unrecognized_flags = false});
   ASSERT_THAT(doc, NotNull());
   auto root = doc->root.get();
   ASSERT_THAT(root, NotNull());