Add reason string for bringing stack to front (299f960e) · Commits · e / os / android_frameworks_base

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

+20 −19

Original line number	Diff line number	Diff line
		@@ -2358,7 +2358,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		return mAppBindArgs;
		}

		final void setFocusedActivityLocked(ActivityRecord r) {
		final void setFocusedActivityLocked(ActivityRecord r, String reason) {
		if (mFocusedActivity != r) {
		if (DEBUG_FOCUS) Slog.d(TAG, "setFocusedActivityLocked: r=" + r);
		mFocusedActivity = r;
		@@ -2367,7 +2367,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		} else {
		finishRunningVoiceLocked();
		}
		mStackSupervisor.setFocusedStack(r);
		mStackSupervisor.setFocusedStack(r, reason + " setFocusedActivity");
		if (r != null) {
		mWindowManager.setFocusedApp(r.appToken, true);
		}
		@@ -2391,7 +2391,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		if (stack != null) {
		ActivityRecord r = stack.topRunningActivityLocked(null);
		if (r != null) {
		setFocusedActivityLocked(r);
		setFocusedActivityLocked(r, "setFocusedStack");
		}
		}
		}
		@@ -2435,7 +2435,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		mHandler.sendMessage(msg);
		}

		private final int updateLruProcessInternalLocked(ProcessRecord app, long now, int index,
		private int updateLruProcessInternalLocked(ProcessRecord app, long now, int index,
		String what, Object obj, ProcessRecord srcApp) {
		app.lastActivityTime = now;

		@@ -3109,7 +3109,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		return intent;
		}

		boolean startHomeActivityLocked(int userId) {
		boolean startHomeActivityLocked(int userId, String reason) {
		if (mFactoryTest == FactoryTest.FACTORY_TEST_LOW_LEVEL
		&& mTopAction == null) {
		// We are running in factory test mode, but unable to find
		@@ -3131,7 +3131,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		aInfo.applicationInfo.uid, true);
		if (app == null \|\| app.instrumentationClass == null) {
		intent.setFlags(intent.getFlags() \| Intent.FLAG_ACTIVITY_NEW_TASK);
		mStackSupervisor.startHomeActivity(intent, aInfo);
		mStackSupervisor.startHomeActivity(intent, aInfo, reason);
		}
		}

		@@ -6343,7 +6343,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		synchronized (this) {
		ActivityStack stack = ActivityRecord.getStackLocked(token);
		if (stack != null) {
		stack.activityDestroyedLocked(token);
		stack.activityDestroyedLocked(token, "activityDestroyed");
		}
		}
		}
		@@ -8536,7 +8536,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		if (prev != null && prev.isRecentsActivity()) {
		task.setTaskToReturnTo(ActivityRecord.RECENTS_ACTIVITY_TYPE);
		}
		mStackSupervisor.findTaskToMoveToFrontLocked(task, flags, options);
		mStackSupervisor.findTaskToMoveToFrontLocked(task, flags, options, "moveTaskToFront");
		} finally {
		Binder.restoreCallingIdentity(origId);
		}
		@@ -8565,7 +8565,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		}
		final long origId = Binder.clearCallingIdentity();
		try {
		stack.moveTaskToBackLocked(taskId, null);
		stack.moveTaskToBackLocked(taskId);
		} finally {
		Binder.restoreCallingIdentity(origId);
		}
		@@ -8595,7 +8595,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		mStackSupervisor.showLockTaskToast();
		return false;
		}
		return ActivityRecord.getStackLocked(token).moveTaskToBackLocked(taskId, null);
		return ActivityRecord.getStackLocked(token).moveTaskToBackLocked(taskId);
		}
		} finally {
		Binder.restoreCallingIdentity(origId);
		@@ -8687,7 +8687,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		try {
		if (DEBUG_STACK) Slog.d(TAG, "moveTaskToStack: moving task=" + taskId + " to stackId="
		+ stackId + " toTop=" + toTop);
		mStackSupervisor.moveTaskToStack(taskId, stackId, toTop);
		mStackSupervisor.moveTaskToStackLocked(taskId, stackId, toTop);
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		@@ -8793,7 +8793,8 @@ public final class ActivityManagerService extends ActivityManagerNative
		\|\| (task != mStackSupervisor.getFocusedStack().topTask()))) {
		throw new IllegalArgumentException("Invalid task, not in foreground");
		}
		mStackSupervisor.setLockTaskModeLocked(task, !isSystemInitiated);
		mStackSupervisor.setLockTaskModeLocked(task, !isSystemInitiated,
		"startLockTask");
		}
		}
		} finally {
		@@ -8878,7 +8879,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		Log.d(TAG, "stopLockTaskMode");
		// Stop lock task
		synchronized (this) {
		mStackSupervisor.setLockTaskModeLocked(null, false);
		mStackSupervisor.setLockTaskModeLocked(null, false, "stopLockTask");
		}
		} finally {
		Binder.restoreCallingIdentity(ident);
		@@ -11338,7 +11339,7 @@ public final class ActivityManagerService extends ActivityManagerNative

		// Start up initial activity.
		mBooting = true;
		startHomeActivityLocked(mCurrentUserId);
		startHomeActivityLocked(mCurrentUserId, "systemReady");

		try {
		if (AppGlobals.getPackageManager().hasSystemUidErrors()) {
		@@ -18885,7 +18886,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		return true;
		}

		mStackSupervisor.setLockTaskModeLocked(null, false);
		mStackSupervisor.setLockTaskModeLocked(null, false, "startUser");

		final UserInfo userInfo = getUserManagerLocked().getUserInfo(userId);
		if (userInfo == null) {
		@@ -19142,7 +19143,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		void moveUserToForeground(UserStartedState uss, int oldUserId, int newUserId) {
		boolean homeInFront = mStackSupervisor.switchUserLocked(newUserId, uss);
		if (homeInFront) {
		startHomeActivityLocked(newUserId);
		startHomeActivityLocked(newUserId, "moveUserToFroreground");
		} else {
		mStackSupervisor.resumeTopActivitiesLocked();
		}

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

+1 −1

Original line number	Diff line number	Diff line
		@@ -516,7 +516,7 @@ final class ActivityRecord {
		void setTask(TaskRecord newTask, TaskRecord taskToAffiliateWith) {
		if (task != null && task.removeActivity(this)) {
		if (task != newTask) {
		task.stack.removeTask(task);
		task.stack.removeTask(task, "setTask");
		} else {
		Slog.d(TAG, "!!! REMOVE THIS LOG !!! setTask: nearly removed stack=" +
		(newTask == null ? null : newTask.stack));

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

+33 −43

Original line number	Diff line number	Diff line
		@@ -291,7 +291,7 @@ final class ActivityStack {
		// so we need to be conservative and assume it isn't.
		Slog.w(TAG, "Activity destroy timeout for " + r);
		synchronized (mService) {
		activityDestroyedLocked(r != null ? r.appToken : null);
		activityDestroyedLocked(r != null ? r.appToken : null, "destroyTimeout");
		}
		} break;
		case STOP_TIMEOUT_MSG: {
		@@ -473,10 +473,10 @@ final class ActivityStack {
		mActivityContainer.mActivityDisplay.mDisplayId == Display.DEFAULT_DISPLAY;
		}

		final void moveToFront() {
		final void moveToFront(String reason) {
		if (isAttached()) {
		if (isOnHomeDisplay()) {
		mStackSupervisor.moveHomeStack(isHomeStack());
		mStackSupervisor.moveHomeStack(isHomeStack(), reason);
		}
		mStacks.remove(this);
		mStacks.add(this);
		@@ -1496,7 +1496,7 @@ final class ActivityStack {
		final int returnTaskType = prevTask == null \|\| !prevTask.isOverHomeStack() ?
		HOME_ACTIVITY_TYPE : prevTask.getTaskToReturnTo();
		return isOnHomeDisplay() &&
		mStackSupervisor.resumeHomeStackTask(returnTaskType, prev);
		mStackSupervisor.resumeHomeStackTask(returnTaskType, prev, "noMoreActivities");
		}

		next.delayedResume = false;
		@@ -1532,7 +1532,7 @@ final class ActivityStack {
		"resumeTopActivityLocked: Launching home next");
		final int returnTaskType = prevTask == null \|\| !prevTask.isOverHomeStack() ?
		HOME_ACTIVITY_TYPE : prevTask.getTaskToReturnTo();
		return mStackSupervisor.resumeHomeStackTask(returnTaskType, prev);
		return mStackSupervisor.resumeHomeStackTask(returnTaskType, prev, "prevFinished");
		}
		}

		@@ -1817,11 +1817,8 @@ final class ActivityStack {
		next.app.thread.scheduleNewIntent(next.newIntents, next.appToken);
		}

		EventLog.writeEvent(EventLogTags.AM_RESUME_ACTIVITY,
		next.userId, System.identityHashCode(next),
		next.task.taskId, next.shortComponentName + " top="
		+ mStacks.get(mStacks.size() - 1).mStackId + " Callers="
		+ Debug.getCallers(6));
		EventLog.writeEvent(EventLogTags.AM_RESUME_ACTIVITY, next.userId,
		System.identityHashCode(next), next.task.taskId, next.shortComponentName);

		next.sleeping = false;
		mService.showAskCompatModeDialogLocked(next);
		@@ -2468,18 +2465,19 @@ final class ActivityStack {
		r.addResultLocked(null, resultWho, requestCode, resultCode, data);
		}

		private void adjustFocusedActivityLocked(ActivityRecord r) {
		private void adjustFocusedActivityLocked(ActivityRecord r, String reason) {
		if (mStackSupervisor.isFrontStack(this) && mService.mFocusedActivity == r) {
		ActivityRecord next = topRunningActivityLocked(null);
		if (next != r) {
		final TaskRecord task = r.task;
		if (r.frontOfTask && task == topTask() && task.isOverHomeStack()) {
		mStackSupervisor.moveHomeStackTaskToTop(task.getTaskToReturnTo());
		mStackSupervisor.moveHomeStackTaskToTop(task.getTaskToReturnTo(),
		reason + " adjustFocus");
		}
		}
		ActivityRecord top = mStackSupervisor.topRunningActivityLocked();
		if (top != null) {
		mService.setFocusedActivityLocked(top);
		mService.setFocusedActivityLocked(top, reason + " adjustTopFocus");
		}
		}
		}
		@@ -2503,7 +2501,7 @@ final class ActivityStack {
		}

		if (r.app != null && r.app.thread != null) {
		adjustFocusedActivityLocked(r);
		adjustFocusedActivityLocked(r, "stopActivity");
		r.resumeKeyDispatchingLocked();
		try {
		r.stopped = false;
		@@ -2707,7 +2705,7 @@ final class ActivityStack {

		r.pauseKeyDispatchingLocked();

		adjustFocusedActivityLocked(r);
		adjustFocusedActivityLocked(r, "finishActivity");

		finishActivityResultsLocked(r, resultCode, resultData);

		@@ -3010,7 +3008,7 @@ final class ActivityStack {
		r.finishLaunchTickingLocked();
		}

		private void removeActivityFromHistoryLocked(ActivityRecord r) {
		private void removeActivityFromHistoryLocked(ActivityRecord r, String reason) {
		mStackSupervisor.removeChildActivityContainers(r);
		finishActivityResultsLocked(r, Activity.RESULT_CANCELED, null);
		r.makeFinishing();
		@@ -3035,9 +3033,9 @@ final class ActivityStack {
		"removeActivityFromHistoryLocked: last activity removed from " + this);
		if (mStackSupervisor.isFrontStack(this) && task == topTask() &&
		task.isOverHomeStack()) {
		mStackSupervisor.moveHomeStackTaskToTop(task.getTaskToReturnTo());
		mStackSupervisor.moveHomeStackTaskToTop(task.getTaskToReturnTo(), reason);
		}
		removeTask(task);
		removeTask(task, reason);
		}
		cleanUpActivityServicesLocked(r);
		r.removeUriPermissionsLocked();
		@@ -3202,7 +3200,7 @@ final class ActivityStack {
		// up.
		//Slog.w(TAG, "Exception thrown during finish", e);
		if (r.finishing) {
		removeActivityFromHistoryLocked(r);
		removeActivityFromHistoryLocked(r, reason + " exceptionInScheduleDestroy");
		removedFromHistory = true;
		skipDestroy = true;
		}
		@@ -3232,7 +3230,7 @@ final class ActivityStack {
		} else {
		// remove this record from the history.
		if (r.finishing) {
		removeActivityFromHistoryLocked(r);
		removeActivityFromHistoryLocked(r, reason + " hadNoApp");
		removedFromHistory = true;
		} else {
		if (DEBUG_STATES) Slog.v(TAG, "Moving to DESTROYED: " + r + " (no app)");
		@@ -3251,7 +3249,7 @@ final class ActivityStack {
		return removedFromHistory;
		}

		final void activityDestroyedLocked(IBinder token) {
		final void activityDestroyedLocked(IBinder token, String reason) {
		final long origId = Binder.clearCallingIdentity();
		try {
		ActivityRecord r = ActivityRecord.forToken(token);
		@@ -3263,7 +3261,7 @@ final class ActivityStack {
		if (isInStackLocked(token) != null) {
		if (r.state == ActivityState.DESTROYING) {
		cleanUpActivityLocked(r, true, false);
		removeActivityFromHistoryLocked(r);
		removeActivityFromHistoryLocked(r, reason);
		}
		}
		mStackSupervisor.resumeTopActivitiesLocked();
		@@ -3399,7 +3397,7 @@ final class ActivityStack {
		mService.updateUsageStats(r, false);
		}
		}
		removeActivityFromHistoryLocked(r);
		removeActivityFromHistoryLocked(r, "appDied");

		} else {
		// We have the current state for this activity, so
		@@ -3468,15 +3466,16 @@ final class ActivityStack {
		}
		}

		final void moveTaskToFrontLocked(TaskRecord tr, ActivityRecord reason, Bundle options) {
		final void moveTaskToFrontLocked(TaskRecord tr, ActivityRecord source, Bundle options,
		String reason) {
		if (DEBUG_SWITCH) Slog.v(TAG, "moveTaskToFront: " + tr);

		final int numTasks = mTaskHistory.size();
		final int index = mTaskHistory.indexOf(tr);
		if (numTasks == 0 \|\| index < 0) {
		// nothing to do!
		if (reason != null &&
		(reason.intent.getFlags()&Intent.FLAG_ACTIVITY_NO_ANIMATION) != 0) {
		if (source != null &&
		(source.intent.getFlags()&Intent.FLAG_ACTIVITY_NO_ANIMATION) != 0) {
		ActivityOptions.abort(options);
		} else {
		updateTransitLocked(AppTransition.TRANSIT_TASK_TO_FRONT, options);
		@@ -3487,11 +3486,11 @@ final class ActivityStack {
		// Shift all activities with this task up to the top
		// of the stack, keeping them in the same internal order.
		insertTaskAtTop(tr);
		moveToFront();
		moveToFront(reason);

		if (DEBUG_TRANSITION) Slog.v(TAG, "Prepare to front transition: task=" + tr);
		if (reason != null &&
		(reason.intent.getFlags()&Intent.FLAG_ACTIVITY_NO_ANIMATION) != 0) {
		if (source != null &&
		(source.intent.getFlags()&Intent.FLAG_ACTIVITY_NO_ANIMATION) != 0) {
		mWindowManager.prepareAppTransition(AppTransition.TRANSIT_NONE, false);
		ActivityRecord r = topRunningActivityLocked(null);
		if (r != null) {
		@@ -3521,7 +3520,7 @@ final class ActivityStack {
		* @param taskId The taskId to collect and move to the bottom.
		* @return Returns true if the move completed, false if not.
		*/
		final boolean moveTaskToBackLocked(int taskId, ActivityRecord reason) {
		final boolean moveTaskToBackLocked(int taskId) {
		final TaskRecord tr = taskForIdLocked(taskId);
		if (tr == null) {
		Slog.i(TAG, "moveTaskToBack: bad taskId=" + taskId);
		@@ -3576,16 +3575,7 @@ final class ActivityStack {
		}
		}

		if (reason != null &&
		(reason.intent.getFlags() & Intent.FLAG_ACTIVITY_NO_ANIMATION) != 0) {
		mWindowManager.prepareAppTransition(AppTransition.TRANSIT_NONE, false);
		ActivityRecord r = topRunningActivityLocked(null);
		if (r != null) {
		mNoAnimActivities.add(r);
		}
		} else {
		mWindowManager.prepareAppTransition(AppTransition.TRANSIT_TASK_TO_BACK, false);
		}
		mWindowManager.moveTaskToBottom(taskId);

		if (VALIDATE_TOKENS) {
		@@ -3600,7 +3590,7 @@ final class ActivityStack {
		}
		final int taskToReturnTo = tr.getTaskToReturnTo();
		tr.setTaskToReturnTo(APPLICATION_ACTIVITY_TYPE);
		return mStackSupervisor.resumeHomeStackTask(taskToReturnTo, null);
		return mStackSupervisor.resumeHomeStackTask(taskToReturnTo, null, "moveTaskToBack");
		}

		mStackSupervisor.resumeTopActivitiesLocked();
		@@ -4042,7 +4032,7 @@ final class ActivityStack {
		return starting;
		}

		void removeTask(TaskRecord task) {
		void removeTask(TaskRecord task, String reason) {
		mStackSupervisor.endLockTaskModeIfTaskEnding(task);
		mWindowManager.removeTask(task.taskId);
		final ActivityRecord r = mResumedActivity;
		@@ -4080,7 +4070,7 @@ final class ActivityStack {
		if (mTaskHistory.isEmpty()) {
		if (DEBUG_STACK) Slog.i(TAG, "removeTask: moving to back stack=" + this);
		if (isOnHomeDisplay()) {
		mStackSupervisor.moveHomeStack(!isHomeStack());
		mStackSupervisor.moveHomeStack(!isHomeStack(), reason + " leftTaskHistoryEmpty");
		}
		if (mStacks != null) {
		mStacks.remove(this);

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

+30 −29

File changed.

Preview size limit exceeded, changes collapsed.

services/core/java/com/android/server/am/EventLogTags.logtags

+1 −1

Original line number	Diff line number	Diff line
		@@ -94,4 +94,4 @@ option java_package com.android.server.am
		30043 am_focused_activity (User\|1\|5),(Component Name\|3)

		# Home Stack brought to front or rear
		30044 am_home_stack_moved (User\|1\|5),(To Front\|1\|5),(Top Stack Id\|1\|5),(Focused Stack Id\|1\|5)
		30044 am_home_stack_moved (User\|1\|5),(To Front\|1\|5),(Top Stack Id\|1\|5),(Focused Stack Id\|1\|5),(Reason\|3)