Merge "Do not relaunch bg activities when application info changes" into sc-dev (3100c1e4) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityThread.java

+1 −15

Original line number	Diff line number	Diff line
		@@ -5613,7 +5613,7 @@ public final class ActivityThread extends ClientTransactionHandler
		}

		/** Performs the activity relaunch locally vs. requesting from system-server. */
		private void handleRelaunchActivityLocally(IBinder token) {
		public void handleRelaunchActivityLocally(IBinder token) {
		final ActivityClientRecord r = mActivities.get(token);
		if (r == null) {
		Log.w(TAG, "Activity to relaunch no longer exists");
		@@ -5977,20 +5977,6 @@ public final class ActivityThread extends ClientTransactionHandler
		// Update all affected Resources objects to use new ResourcesImpl
		mResourcesManager.applyNewResourceDirsLocked(ai, oldResDirs);
		}

		ApplicationPackageManager.configurationChanged();

		// Trigger a regular Configuration change event, only with a different assetsSeq number
		// so that we actually call through to all components.
		// TODO(adamlesinski): Change this to make use of ActivityManager's upcoming ability to
		// store configurations per-process.
		final Configuration config = mConfigurationController.getConfiguration();
		Configuration newConfig = new Configuration();
		newConfig.assetsSeq = (config != null ? config.assetsSeq : 0) + 1;
		mConfigurationController.handleConfigurationChanged(newConfig, null /* compat */);

		// Preserve windows to avoid black flickers when overlays change.
		relaunchAllActivities(true /* preserveWindows */, "handleApplicationInfoChanged");
		}

		/**

core/tests/coretests/src/android/app/activity/ActivityThreadTest.java

+0 −9

Original line number	Diff line number	Diff line
		@@ -184,15 +184,6 @@ public class ActivityThreadTest {
		});
		}

		@Test
		public void testHandleActivity_assetsChanged() {
		relaunchActivityAndAssertPreserveWindow(activity -> {
		// Relaunches all activities.
		activity.getActivityThread().handleApplicationInfoChanged(
		activity.getApplicationInfo());
		});
		}

		@Test
		public void testRecreateActivity() {
		relaunchActivityAndAssertPreserveWindow(Activity::recreate);

services/core/java/com/android/server/am/ProcessList.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -135,6 +135,7 @@ import com.android.server.pm.dex.DexManager;
		import com.android.server.pm.parsing.pkg.AndroidPackage;
		import com.android.server.wm.ActivityServiceConnectionsHolder;
		import com.android.server.wm.WindowManagerService;
		import com.android.server.wm.WindowProcessController;

		import dalvik.system.VMRuntime;

		@@ -4626,6 +4627,7 @@ public final class ProcessList {
		@GuardedBy(anyOf = {"mService", "mProcLock"})
		void updateApplicationInfoLOSP(List<String> packagesToUpdate, int userId,
		boolean updateFrameworkRes) {
		final ArrayList<WindowProcessController> targetProcesses = new ArrayList<>();
		for (int i = mLruProcesses.size() - 1; i >= 0; i--) {
		final ProcessRecord app = mLruProcesses.get(i);
		if (app.getThread() == null) {
		@@ -4646,6 +4648,7 @@ public final class ProcessList {
		if (ai.packageName.equals(app.info.packageName)) {
		app.info = ai;
		}
		targetProcesses.add(app.getWindowProcessController());
		}
		} catch (RemoteException e) {
		Slog.w(TAG, String.format("Failed to update %s ApplicationInfo for %s",
		@@ -4654,6 +4657,9 @@ public final class ProcessList {
		}
		});
		}

		mService.mActivityTaskManager.updateAssetConfiguration(
		updateFrameworkRes ? null : targetProcesses);
		}

		@GuardedBy("mService")

services/core/java/com/android/server/wm/ActivityRecord.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -91,6 +91,7 @@ import static android.content.pm.ActivityInfo.SIZE_CHANGES_UNSUPPORTED_OVERRIDE;
		import static android.content.pm.ActivityInfo.isFixedOrientationLandscape;
		import static android.content.pm.ActivityInfo.isFixedOrientationPortrait;
		import static android.content.pm.PackageManager.PERMISSION_GRANTED;
		import static android.content.res.Configuration.ASSETS_SEQ_UNDEFINED;
		import static android.content.res.Configuration.EMPTY;
		import static android.content.res.Configuration.ORIENTATION_LANDSCAPE;
		import static android.content.res.Configuration.ORIENTATION_PORTRAIT;
		@@ -6858,6 +6859,11 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A

		@Override
		void resolveOverrideConfiguration(Configuration newParentConfiguration) {
		final Configuration requestedOverrideConfig = getRequestedOverrideConfiguration();
		if (requestedOverrideConfig.assetsSeq != ASSETS_SEQ_UNDEFINED
		&& newParentConfiguration.assetsSeq > requestedOverrideConfig.assetsSeq) {
		requestedOverrideConfig.assetsSeq = ASSETS_SEQ_UNDEFINED;
		}
		super.resolveOverrideConfiguration(newParentConfiguration);
		final Configuration resolvedConfig = getResolvedOverrideConfiguration();
		if (isFixedRotationTransforming()) {

services/core/java/com/android/server/wm/ActivityTaskManagerService.java

+33 −0

Original line number	Diff line number	Diff line
		@@ -472,6 +472,10 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {

		/** Current sequencing integer of the configuration, for skipping old configurations. */
		private int mConfigurationSeq;

		/** Current sequencing integer of the asset changes, for skipping old resources overlays. */
		private int mGlobalAssetsSeq;

		// To cache the list of supported system locales
		private String[] mSupportedSystemLocales = null;

		@@ -4129,6 +4133,35 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
		return changes;
		}

		private int increaseAssetConfigurationSeq() {
		mGlobalAssetsSeq = Math.max(++mGlobalAssetsSeq, 1);
		return mGlobalAssetsSeq;
		}

		/**
		* Update the asset configuration and increase the assets sequence number.
		* @param processes the processes that needs to update the asset configuration, if none
		* updates the global configuration for all processes.
		*/
		public void updateAssetConfiguration(List<WindowProcessController> processes) {
		synchronized (mGlobalLock) {
		final int assetSeq = increaseAssetConfigurationSeq();

		// Update the global configuration if the no target processes
		if (processes == null) {
		Configuration newConfig = new Configuration();
		newConfig.assetsSeq = assetSeq;
		updateConfiguration(newConfig);
		return;
		}

		for (int i = processes.size() - 1; i >= 0; i--) {
		final WindowProcessController wpc = processes.get(i);
		wpc.updateAssetConfiguration(assetSeq);
		}
		}
		}

		void startLaunchPowerMode(@PowerModeReason int reason) {
		if (mPowerManagerInternal == null) return;
		mPowerManagerInternal.setPowerMode(Mode.LAUNCH, true);