| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.am; |
| |
| import static android.app.Activity.RESULT_CANCELED; |
| import static android.app.ActivityManager.START_ABORTED; |
| import static android.app.ActivityManager.START_CANCELED; |
| import static android.app.ActivityManager.START_CLASS_NOT_FOUND; |
| import static android.app.ActivityManager.START_DELIVERED_TO_TOP; |
| import static android.app.ActivityManager.START_FLAG_ONLY_IF_NEEDED; |
| import static android.app.ActivityManager.START_RETURN_INTENT_TO_CALLER; |
| import static android.app.ActivityManager.START_RETURN_LOCK_TASK_MODE_VIOLATION; |
| import static android.app.ActivityManager.START_SUCCESS; |
| import static android.app.ActivityManager.START_TASK_TO_FRONT; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED; |
| import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TASK; |
| import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TOP; |
| import static android.content.Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT; |
| import static android.content.Intent.FLAG_ACTIVITY_MULTIPLE_TASK; |
| import static android.content.Intent.FLAG_ACTIVITY_NEW_DOCUMENT; |
| import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK; |
| import static android.content.Intent.FLAG_ACTIVITY_NO_ANIMATION; |
| import static android.content.Intent.FLAG_ACTIVITY_NO_USER_ACTION; |
| import static android.content.Intent.FLAG_ACTIVITY_PREVIOUS_IS_TOP; |
| import static android.content.Intent.FLAG_ACTIVITY_REORDER_TO_FRONT; |
| import static android.content.Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED; |
| import static android.content.Intent.FLAG_ACTIVITY_RETAIN_IN_RECENTS; |
| import static android.content.Intent.FLAG_ACTIVITY_SINGLE_TOP; |
| import static android.content.pm.ActivityInfo.DOCUMENT_LAUNCH_ALWAYS; |
| import static android.content.pm.ActivityInfo.LAUNCH_MULTIPLE; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_INSTANCE; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_TASK; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_TOP; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_CONFIGURATION; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_FOCUS; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PERMISSIONS_REVIEW; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_RESULTS; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_STACK; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_TASKS; |
| import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_USER_LEAVING; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_CONFIGURATION; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_FOCUS; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_RESULTS; |
| import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_USER_LEAVING; |
| import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM; |
| import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| import static com.android.server.am.ActivityManagerService.ANIMATE; |
| import static com.android.server.am.ActivityStack.ActivityState.RESUMED; |
| import static com.android.server.am.ActivityStackSupervisor.DEFER_RESUME; |
| import static com.android.server.am.ActivityStackSupervisor.ON_TOP; |
| import static com.android.server.am.ActivityStackSupervisor.PRESERVE_WINDOWS; |
| import static com.android.server.am.ActivityStackSupervisor.TAG_TASKS; |
| import static com.android.server.am.EventLogTags.AM_NEW_INTENT; |
| import static com.android.server.am.TaskRecord.REPARENT_KEEP_STACK_AT_FRONT; |
| import static com.android.server.am.TaskRecord.REPARENT_MOVE_STACK_TO_FRONT; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.app.ActivityManager; |
| import android.app.ActivityOptions; |
| import android.app.IApplicationThread; |
| import android.app.PendingIntent; |
| import android.app.ProfilerInfo; |
| import android.app.WaitResult; |
| import android.content.IIntentSender; |
| import android.content.Intent; |
| import android.content.IntentSender; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.AuxiliaryResolveInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.content.pm.UserInfo; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.os.Binder; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.service.voice.IVoiceInteractionSession; |
| import android.text.TextUtils; |
| import android.util.EventLog; |
| import android.util.Pools.SynchronizedPool; |
| import android.util.Slog; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.app.HeavyWeightSwitcherActivity; |
| import com.android.internal.app.IVoiceInteractor; |
| import com.android.server.am.ActivityStackSupervisor.PendingActivityLaunch; |
| import com.android.server.am.LaunchParamsController.LaunchParams; |
| import com.android.server.pm.InstantAppResolver; |
| |
| import java.io.PrintWriter; |
| import java.text.DateFormat; |
| import java.util.Date; |
| |
| /** |
| * Controller for interpreting how and then launching an activity. |
| * |
| * This class collects all the logic for determining how an intent and flags should be turned into |
| * an activity and associated task and stack. |
| */ |
| class ActivityStarter { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityStarter" : TAG_AM; |
| private static final String TAG_RESULTS = TAG + POSTFIX_RESULTS; |
| private static final String TAG_FOCUS = TAG + POSTFIX_FOCUS; |
| private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION; |
| private static final String TAG_USER_LEAVING = TAG + POSTFIX_USER_LEAVING; |
| private static final int INVALID_LAUNCH_MODE = -1; |
| |
| private final ActivityManagerService mService; |
| private final ActivityStackSupervisor mSupervisor; |
| private final ActivityStartInterceptor mInterceptor; |
| private final ActivityStartController mController; |
| |
| // Share state variable among methods when starting an activity. |
| private ActivityRecord mStartActivity; |
| private Intent mIntent; |
| private int mCallingUid; |
| private ActivityOptions mOptions; |
| |
| private int mLaunchMode; |
| private boolean mLaunchTaskBehind; |
| private int mLaunchFlags; |
| |
| private LaunchParams mLaunchParams = new LaunchParams(); |
| |
| private ActivityRecord mNotTop; |
| private boolean mDoResume; |
| private int mStartFlags; |
| private ActivityRecord mSourceRecord; |
| |
| // The display to launch the activity onto, barring any strong reason to do otherwise. |
| private int mPreferredDisplayId; |
| |
| private TaskRecord mInTask; |
| private boolean mAddingToTask; |
| private TaskRecord mReuseTask; |
| |
| private ActivityInfo mNewTaskInfo; |
| private Intent mNewTaskIntent; |
| private ActivityStack mSourceStack; |
| private ActivityStack mTargetStack; |
| private boolean mMovedToFront; |
| private boolean mNoAnimation; |
| private boolean mKeepCurTransition; |
| private boolean mAvoidMoveToFront; |
| |
| // We must track when we deliver the new intent since multiple code paths invoke |
| // {@link #deliverNewIntent}. This is due to early returns in the code path. This flag is used |
| // inside {@link #deliverNewIntent} to suppress duplicate requests and ensure the intent is |
| // delivered at most once. |
| private boolean mIntentDelivered; |
| |
| private IVoiceInteractionSession mVoiceSession; |
| private IVoiceInteractor mVoiceInteractor; |
| |
| // Last activity record we attempted to start |
| private final ActivityRecord[] mLastStartActivityRecord = new ActivityRecord[1]; |
| // The result of the last activity we attempted to start. |
| private int mLastStartActivityResult; |
| // Time in milli seconds we attempted to start the last activity. |
| private long mLastStartActivityTimeMs; |
| // The reason we were trying to start the last activity |
| private String mLastStartReason; |
| |
| /* |
| * Request details provided through setter methods. Should be reset after {@link #execute()} |
| * to avoid unnecessarily retaining parameters. Note that the request is ignored when |
| * {@link #startResolvedActivity} is invoked directly. |
| */ |
| private Request mRequest = new Request(); |
| |
| /** |
| * An interface that to provide {@link ActivityStarter} instances to the controller. This is |
| * used by tests to inject their own starter implementations for verification purposes. |
| */ |
| @VisibleForTesting |
| interface Factory { |
| /** |
| * Sets the {@link ActivityStartController} to be passed to {@link ActivityStarter}. |
| */ |
| void setController(ActivityStartController controller); |
| |
| /** |
| * Generates an {@link ActivityStarter} that is ready to handle a new start request. |
| * @param controller The {@link ActivityStartController} which the starter who will own |
| * this instance. |
| * @return an {@link ActivityStarter} |
| */ |
| ActivityStarter obtain(); |
| |
| /** |
| * Recycles a starter for reuse. |
| */ |
| void recycle(ActivityStarter starter); |
| } |
| |
| /** |
| * Default implementation of {@link StarterFactory}. |
| */ |
| static class DefaultFactory implements Factory { |
| /** |
| * The maximum count of starters that should be active at one time: |
| * 1. last ran starter (for logging and post activity processing) |
| * 2. current running starter |
| * 3. starter from re-entry in (2) |
| */ |
| private final int MAX_STARTER_COUNT = 3; |
| |
| private ActivityStartController mController; |
| private ActivityManagerService mService; |
| private ActivityStackSupervisor mSupervisor; |
| private ActivityStartInterceptor mInterceptor; |
| |
| private SynchronizedPool<ActivityStarter> mStarterPool = |
| new SynchronizedPool<>(MAX_STARTER_COUNT); |
| |
| DefaultFactory(ActivityManagerService service, |
| ActivityStackSupervisor supervisor, ActivityStartInterceptor interceptor) { |
| mService = service; |
| mSupervisor = supervisor; |
| mInterceptor = interceptor; |
| } |
| |
| @Override |
| public void setController(ActivityStartController controller) { |
| mController = controller; |
| } |
| |
| @Override |
| public ActivityStarter obtain() { |
| ActivityStarter starter = mStarterPool.acquire(); |
| |
| if (starter == null) { |
| starter = new ActivityStarter(mController, mService, mSupervisor, mInterceptor); |
| } |
| |
| return starter; |
| } |
| |
| @Override |
| public void recycle(ActivityStarter starter) { |
| starter.reset(true /* clearRequest*/); |
| mStarterPool.release(starter); |
| } |
| } |
| |
| /** |
| * Container for capturing initial start request details. This information is NOT reset until |
| * the {@link ActivityStarter} is recycled, allowing for multiple invocations with the same |
| * parameters. |
| * |
| * TODO(b/64750076): Investigate consolidating member variables of {@link ActivityStarter} with |
| * the request object. Note that some member variables are referenced in |
| * {@link #dump(PrintWriter, String)} and therefore cannot be cleared immediately after |
| * execution. |
| */ |
| private static class Request { |
| private static final int DEFAULT_CALLING_UID = -1; |
| private static final int DEFAULT_CALLING_PID = 0; |
| |
| IApplicationThread caller; |
| Intent intent; |
| Intent ephemeralIntent; |
| String resolvedType; |
| ActivityInfo activityInfo; |
| ResolveInfo resolveInfo; |
| IVoiceInteractionSession voiceSession; |
| IVoiceInteractor voiceInteractor; |
| IBinder resultTo; |
| String resultWho; |
| int requestCode; |
| int callingPid = DEFAULT_CALLING_UID; |
| int callingUid = DEFAULT_CALLING_PID; |
| String callingPackage; |
| int realCallingPid; |
| int realCallingUid; |
| int startFlags; |
| SafeActivityOptions activityOptions; |
| boolean ignoreTargetSecurity; |
| boolean componentSpecified; |
| boolean avoidMoveToFront; |
| ActivityRecord[] outActivity; |
| TaskRecord inTask; |
| String reason; |
| ProfilerInfo profilerInfo; |
| Configuration globalConfig; |
| int userId; |
| WaitResult waitResult; |
| int filterCallingUid; |
| |
| /** |
| * If set to {@code true}, allows this activity start to look into |
| * {@link PendingRemoteAnimationRegistry} |
| */ |
| boolean allowPendingRemoteAnimationRegistryLookup; |
| |
| /** |
| * Indicates that we should wait for the result of the start request. This flag is set when |
| * {@link ActivityStarter#setMayWait(int)} is called. |
| * {@see ActivityStarter#startActivityMayWait}. |
| */ |
| boolean mayWait; |
| |
| /** |
| * Ensure constructed request matches reset instance. |
| */ |
| Request() { |
| reset(); |
| } |
| |
| /** |
| * Sets values back to the initial state, clearing any held references. |
| */ |
| void reset() { |
| caller = null; |
| intent = null; |
| ephemeralIntent = null; |
| resolvedType = null; |
| activityInfo = null; |
| resolveInfo = null; |
| voiceSession = null; |
| voiceInteractor = null; |
| resultTo = null; |
| resultWho = null; |
| requestCode = 0; |
| callingPid = DEFAULT_CALLING_PID; |
| callingUid = DEFAULT_CALLING_UID; |
| callingPackage = null; |
| realCallingPid = 0; |
| realCallingUid = 0; |
| startFlags = 0; |
| activityOptions = null; |
| ignoreTargetSecurity = false; |
| componentSpecified = false; |
| outActivity = null; |
| inTask = null; |
| reason = null; |
| profilerInfo = null; |
| globalConfig = null; |
| userId = 0; |
| waitResult = null; |
| mayWait = false; |
| avoidMoveToFront = false; |
| allowPendingRemoteAnimationRegistryLookup = true; |
| filterCallingUid = UserHandle.USER_NULL; |
| } |
| |
| /** |
| * Adopts all values from passed in request. |
| */ |
| void set(Request request) { |
| caller = request.caller; |
| intent = request.intent; |
| ephemeralIntent = request.ephemeralIntent; |
| resolvedType = request.resolvedType; |
| activityInfo = request.activityInfo; |
| resolveInfo = request.resolveInfo; |
| voiceSession = request.voiceSession; |
| voiceInteractor = request.voiceInteractor; |
| resultTo = request.resultTo; |
| resultWho = request.resultWho; |
| requestCode = request.requestCode; |
| callingPid = request.callingPid; |
| callingUid = request.callingUid; |
| callingPackage = request.callingPackage; |
| realCallingPid = request.realCallingPid; |
| realCallingUid = request.realCallingUid; |
| startFlags = request.startFlags; |
| activityOptions = request.activityOptions; |
| ignoreTargetSecurity = request.ignoreTargetSecurity; |
| componentSpecified = request.componentSpecified; |
| outActivity = request.outActivity; |
| inTask = request.inTask; |
| reason = request.reason; |
| profilerInfo = request.profilerInfo; |
| globalConfig = request.globalConfig; |
| userId = request.userId; |
| waitResult = request.waitResult; |
| mayWait = request.mayWait; |
| avoidMoveToFront = request.avoidMoveToFront; |
| allowPendingRemoteAnimationRegistryLookup |
| = request.allowPendingRemoteAnimationRegistryLookup; |
| filterCallingUid = request.filterCallingUid; |
| } |
| } |
| |
| ActivityStarter(ActivityStartController controller, ActivityManagerService service, |
| ActivityStackSupervisor supervisor, ActivityStartInterceptor interceptor) { |
| mController = controller; |
| mService = service; |
| mSupervisor = supervisor; |
| mInterceptor = interceptor; |
| reset(true); |
| } |
| |
| /** |
| * Effectively duplicates the starter passed in. All state and request values will be |
| * mirrored. |
| * @param starter |
| */ |
| void set(ActivityStarter starter) { |
| mStartActivity = starter.mStartActivity; |
| mIntent = starter.mIntent; |
| mCallingUid = starter.mCallingUid; |
| mOptions = starter.mOptions; |
| |
| mLaunchTaskBehind = starter.mLaunchTaskBehind; |
| mLaunchFlags = starter.mLaunchFlags; |
| mLaunchMode = starter.mLaunchMode; |
| |
| mLaunchParams.set(starter.mLaunchParams); |
| |
| mNotTop = starter.mNotTop; |
| mDoResume = starter.mDoResume; |
| mStartFlags = starter.mStartFlags; |
| mSourceRecord = starter.mSourceRecord; |
| mPreferredDisplayId = starter.mPreferredDisplayId; |
| |
| mInTask = starter.mInTask; |
| mAddingToTask = starter.mAddingToTask; |
| mReuseTask = starter.mReuseTask; |
| |
| mNewTaskInfo = starter.mNewTaskInfo; |
| mNewTaskIntent = starter.mNewTaskIntent; |
| mSourceStack = starter.mSourceStack; |
| |
| mTargetStack = starter.mTargetStack; |
| mMovedToFront = starter.mMovedToFront; |
| mNoAnimation = starter.mNoAnimation; |
| mKeepCurTransition = starter.mKeepCurTransition; |
| mAvoidMoveToFront = starter.mAvoidMoveToFront; |
| |
| mVoiceSession = starter.mVoiceSession; |
| mVoiceInteractor = starter.mVoiceInteractor; |
| |
| mIntentDelivered = starter.mIntentDelivered; |
| |
| mRequest.set(starter.mRequest); |
| } |
| |
| ActivityRecord getStartActivity() { |
| return mStartActivity; |
| } |
| |
| boolean relatedToPackage(String packageName) { |
| return (mLastStartActivityRecord[0] != null |
| && packageName.equals(mLastStartActivityRecord[0].packageName)) |
| || (mStartActivity != null && packageName.equals(mStartActivity.packageName)); |
| } |
| |
| /** |
| * Starts an activity based on the request parameters provided earlier. |
| * @return The starter result. |
| */ |
| int execute() { |
| try { |
| // TODO(b/64750076): Look into passing request directly to these methods to allow |
| // for transactional diffs and preprocessing. |
| if (mRequest.mayWait) { |
| return startActivityMayWait(mRequest.caller, mRequest.callingUid, |
| mRequest.callingPackage, mRequest.intent, mRequest.resolvedType, |
| mRequest.voiceSession, mRequest.voiceInteractor, mRequest.resultTo, |
| mRequest.resultWho, mRequest.requestCode, mRequest.startFlags, |
| mRequest.profilerInfo, mRequest.waitResult, mRequest.globalConfig, |
| mRequest.activityOptions, mRequest.ignoreTargetSecurity, mRequest.userId, |
| mRequest.inTask, mRequest.reason, |
| mRequest.allowPendingRemoteAnimationRegistryLookup); |
| } else { |
| return startActivity(mRequest.caller, mRequest.intent, mRequest.ephemeralIntent, |
| mRequest.resolvedType, mRequest.activityInfo, mRequest.resolveInfo, |
| mRequest.voiceSession, mRequest.voiceInteractor, mRequest.resultTo, |
| mRequest.resultWho, mRequest.requestCode, mRequest.callingPid, |
| mRequest.callingUid, mRequest.callingPackage, mRequest.realCallingPid, |
| mRequest.realCallingUid, mRequest.startFlags, mRequest.activityOptions, |
| mRequest.ignoreTargetSecurity, mRequest.componentSpecified, |
| mRequest.outActivity, mRequest.inTask, mRequest.reason, |
| mRequest.allowPendingRemoteAnimationRegistryLookup); |
| } |
| } finally { |
| onExecutionComplete(); |
| } |
| } |
| |
| /** |
| * Starts an activity based on the provided {@link ActivityRecord} and environment parameters. |
| * Note that this method is called internally as well as part of {@link #startActivity}. |
| * |
| * @return The start result. |
| */ |
| int startResolvedActivity(final ActivityRecord r, ActivityRecord sourceRecord, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| int startFlags, boolean doResume, ActivityOptions options, TaskRecord inTask, |
| ActivityRecord[] outActivity) { |
| try { |
| return startActivity(r, sourceRecord, voiceSession, voiceInteractor, startFlags, |
| doResume, options, inTask, outActivity); |
| } finally { |
| onExecutionComplete(); |
| } |
| } |
| |
| private int startActivity(IApplicationThread caller, Intent intent, Intent ephemeralIntent, |
| String resolvedType, ActivityInfo aInfo, ResolveInfo rInfo, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| IBinder resultTo, String resultWho, int requestCode, int callingPid, int callingUid, |
| String callingPackage, int realCallingPid, int realCallingUid, int startFlags, |
| SafeActivityOptions options, boolean ignoreTargetSecurity, boolean componentSpecified, |
| ActivityRecord[] outActivity, TaskRecord inTask, String reason, |
| boolean allowPendingRemoteAnimationRegistryLookup) { |
| |
| if (TextUtils.isEmpty(reason)) { |
| throw new IllegalArgumentException("Need to specify a reason."); |
| } |
| mLastStartReason = reason; |
| mLastStartActivityTimeMs = System.currentTimeMillis(); |
| mLastStartActivityRecord[0] = null; |
| |
| mLastStartActivityResult = startActivity(caller, intent, ephemeralIntent, resolvedType, |
| aInfo, rInfo, voiceSession, voiceInteractor, resultTo, resultWho, requestCode, |
| callingPid, callingUid, callingPackage, realCallingPid, realCallingUid, startFlags, |
| options, ignoreTargetSecurity, componentSpecified, mLastStartActivityRecord, |
| inTask, allowPendingRemoteAnimationRegistryLookup); |
| |
| if (outActivity != null) { |
| // mLastStartActivityRecord[0] is set in the call to startActivity above. |
| outActivity[0] = mLastStartActivityRecord[0]; |
| } |
| |
| return getExternalResult(mLastStartActivityResult); |
| } |
| |
| static int getExternalResult(int result) { |
| // Aborted results are treated as successes externally, but we must track them internally. |
| return result != START_ABORTED ? result : START_SUCCESS; |
| } |
| |
| /** |
| * Called when execution is complete. Sets state indicating completion and proceeds with |
| * recycling if appropriate. |
| */ |
| private void onExecutionComplete() { |
| mController.onExecutionComplete(this); |
| } |
| |
| private int startActivity(IApplicationThread caller, Intent intent, Intent ephemeralIntent, |
| String resolvedType, ActivityInfo aInfo, ResolveInfo rInfo, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| IBinder resultTo, String resultWho, int requestCode, int callingPid, int callingUid, |
| String callingPackage, int realCallingPid, int realCallingUid, int startFlags, |
| SafeActivityOptions options, |
| boolean ignoreTargetSecurity, boolean componentSpecified, ActivityRecord[] outActivity, |
| TaskRecord inTask, boolean allowPendingRemoteAnimationRegistryLookup) { |
| int err = ActivityManager.START_SUCCESS; |
| // Pull the optional Ephemeral Installer-only bundle out of the options early. |
| final Bundle verificationBundle |
| = options != null ? options.popAppVerificationBundle() : null; |
| |
| ProcessRecord callerApp = null; |
| if (caller != null) { |
| callerApp = mService.getRecordForAppLocked(caller); |
| if (callerApp != null) { |
| callingPid = callerApp.pid; |
| callingUid = callerApp.info.uid; |
| } else { |
| Slog.w(TAG, "Unable to find app for caller " + caller |
| + " (pid=" + callingPid + ") when starting: " |
| + intent.toString()); |
| err = ActivityManager.START_PERMISSION_DENIED; |
| } |
| } |
| |
| final int userId = aInfo != null && aInfo.applicationInfo != null |
| ? UserHandle.getUserId(aInfo.applicationInfo.uid) : 0; |
| |
| if (err == ActivityManager.START_SUCCESS) { |
| Slog.i(TAG, "START u" + userId + " {" + intent.toShortString(true, true, true, false) |
| + "} from uid " + callingUid); |
| } |
| |
| ActivityRecord sourceRecord = null; |
| ActivityRecord resultRecord = null; |
| if (resultTo != null) { |
| sourceRecord = mSupervisor.isInAnyStackLocked(resultTo); |
| if (DEBUG_RESULTS) Slog.v(TAG_RESULTS, |
| "Will send result to " + resultTo + " " + sourceRecord); |
| if (sourceRecord != null) { |
| if (requestCode >= 0 && !sourceRecord.finishing) { |
| resultRecord = sourceRecord; |
| } |
| } |
| } |
| |
| final int launchFlags = intent.getFlags(); |
| |
| if ((launchFlags & Intent.FLAG_ACTIVITY_FORWARD_RESULT) != 0 && sourceRecord != null) { |
| // Transfer the result target from the source activity to the new |
| // one being started, including any failures. |
| if (requestCode >= 0) { |
| SafeActivityOptions.abort(options); |
| return ActivityManager.START_FORWARD_AND_REQUEST_CONFLICT; |
| } |
| resultRecord = sourceRecord.resultTo; |
| if (resultRecord != null && !resultRecord.isInStackLocked()) { |
| resultRecord = null; |
| } |
| resultWho = sourceRecord.resultWho; |
| requestCode = sourceRecord.requestCode; |
| sourceRecord.resultTo = null; |
| if (resultRecord != null) { |
| resultRecord.removeResultsLocked(sourceRecord, resultWho, requestCode); |
| } |
| if (sourceRecord.launchedFromUid == callingUid) { |
| // The new activity is being launched from the same uid as the previous |
| // activity in the flow, and asking to forward its result back to the |
| // previous. In this case the activity is serving as a trampoline between |
| // the two, so we also want to update its launchedFromPackage to be the |
| // same as the previous activity. Note that this is safe, since we know |
| // these two packages come from the same uid; the caller could just as |
| // well have supplied that same package name itself. This specifially |
| // deals with the case of an intent picker/chooser being launched in the app |
| // flow to redirect to an activity picked by the user, where we want the final |
| // activity to consider it to have been launched by the previous app activity. |
| callingPackage = sourceRecord.launchedFromPackage; |
| } |
| } |
| |
| if (err == ActivityManager.START_SUCCESS && intent.getComponent() == null) { |
| // We couldn't find a class that can handle the given Intent. |
| // That's the end of that! |
| err = ActivityManager.START_INTENT_NOT_RESOLVED; |
| } |
| |
| if (err == ActivityManager.START_SUCCESS && aInfo == null) { |
| // We couldn't find the specific class specified in the Intent. |
| // Also the end of the line. |
| err = ActivityManager.START_CLASS_NOT_FOUND; |
| } |
| |
| if (err == ActivityManager.START_SUCCESS && sourceRecord != null |
| && sourceRecord.getTask().voiceSession != null) { |
| // If this activity is being launched as part of a voice session, we need |
| // to ensure that it is safe to do so. If the upcoming activity will also |
| // be part of the voice session, we can only launch it if it has explicitly |
| // said it supports the VOICE category, or it is a part of the calling app. |
| if ((launchFlags & FLAG_ACTIVITY_NEW_TASK) == 0 |
| && sourceRecord.info.applicationInfo.uid != aInfo.applicationInfo.uid) { |
| try { |
| intent.addCategory(Intent.CATEGORY_VOICE); |
| if (!mService.getPackageManager().activitySupportsIntent( |
| intent.getComponent(), intent, resolvedType)) { |
| Slog.w(TAG, |
| "Activity being started in current voice task does not support voice: " |
| + intent); |
| err = ActivityManager.START_NOT_VOICE_COMPATIBLE; |
| } |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Failure checking voice capabilities", e); |
| err = ActivityManager.START_NOT_VOICE_COMPATIBLE; |
| } |
| } |
| } |
| |
| if (err == ActivityManager.START_SUCCESS && voiceSession != null) { |
| // If the caller is starting a new voice session, just make sure the target |
| // is actually allowing it to run this way. |
| try { |
| if (!mService.getPackageManager().activitySupportsIntent(intent.getComponent(), |
| intent, resolvedType)) { |
| Slog.w(TAG, |
| "Activity being started in new voice task does not support: " |
| + intent); |
| err = ActivityManager.START_NOT_VOICE_COMPATIBLE; |
| } |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Failure checking voice capabilities", e); |
| err = ActivityManager.START_NOT_VOICE_COMPATIBLE; |
| } |
| } |
| |
| final ActivityStack resultStack = resultRecord == null ? null : resultRecord.getStack(); |
| |
| if (err != START_SUCCESS) { |
| if (resultRecord != null) { |
| resultStack.sendActivityResultLocked( |
| -1, resultRecord, resultWho, requestCode, RESULT_CANCELED, null); |
| } |
| SafeActivityOptions.abort(options); |
| return err; |
| } |
| |
| boolean abort = !mSupervisor.checkStartAnyActivityPermission(intent, aInfo, resultWho, |
| requestCode, callingPid, callingUid, callingPackage, ignoreTargetSecurity, |
| inTask != null, callerApp, resultRecord, resultStack); |
| abort |= !mService.mIntentFirewall.checkStartActivity(intent, callingUid, |
| callingPid, resolvedType, aInfo.applicationInfo); |
| |
| // Merge the two options bundles, while realCallerOptions takes precedence. |
| ActivityOptions checkedOptions = options != null |
| ? options.getOptions(intent, aInfo, callerApp, mSupervisor) |
| : null; |
| if (allowPendingRemoteAnimationRegistryLookup) { |
| checkedOptions = mService.mActivityTaskManager.getActivityStartController() |
| .getPendingRemoteAnimationRegistry() |
| .overrideOptionsIfNeeded(callingPackage, checkedOptions); |
| } |
| if (mService.mController != null) { |
| try { |
| // The Intent we give to the watcher has the extra data |
| // stripped off, since it can contain private information. |
| Intent watchIntent = intent.cloneFilter(); |
| abort |= !mService.mController.activityStarting(watchIntent, |
| aInfo.applicationInfo.packageName); |
| } catch (RemoteException e) { |
| mService.mController = null; |
| } |
| } |
| |
| mInterceptor.setStates(userId, realCallingPid, realCallingUid, startFlags, callingPackage); |
| if (mInterceptor.intercept(intent, rInfo, aInfo, resolvedType, inTask, callingPid, |
| callingUid, checkedOptions)) { |
| // activity start was intercepted, e.g. because the target user is currently in quiet |
| // mode (turn off work) or the target application is suspended |
| intent = mInterceptor.mIntent; |
| rInfo = mInterceptor.mRInfo; |
| aInfo = mInterceptor.mAInfo; |
| resolvedType = mInterceptor.mResolvedType; |
| inTask = mInterceptor.mInTask; |
| callingPid = mInterceptor.mCallingPid; |
| callingUid = mInterceptor.mCallingUid; |
| checkedOptions = mInterceptor.mActivityOptions; |
| } |
| |
| if (abort) { |
| if (resultRecord != null) { |
| resultStack.sendActivityResultLocked(-1, resultRecord, resultWho, requestCode, |
| RESULT_CANCELED, null); |
| } |
| // We pretend to the caller that it was really started, but |
| // they will just get a cancel result. |
| ActivityOptions.abort(checkedOptions); |
| return START_ABORTED; |
| } |
| |
| // If permissions need a review before any of the app components can run, we |
| // launch the review activity and pass a pending intent to start the activity |
| // we are to launching now after the review is completed. |
| if (mService.mPermissionReviewRequired && aInfo != null) { |
| if (mService.getPackageManagerInternalLocked().isPermissionsReviewRequired( |
| aInfo.packageName, userId)) { |
| IIntentSender target = mService.getIntentSenderLocked( |
| ActivityManager.INTENT_SENDER_ACTIVITY, callingPackage, |
| callingUid, userId, null, null, 0, new Intent[]{intent}, |
| new String[]{resolvedType}, PendingIntent.FLAG_CANCEL_CURRENT |
| | PendingIntent.FLAG_ONE_SHOT, null); |
| |
| final int flags = intent.getFlags(); |
| Intent newIntent = new Intent(Intent.ACTION_REVIEW_PERMISSIONS); |
| newIntent.setFlags(flags |
| | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); |
| newIntent.putExtra(Intent.EXTRA_PACKAGE_NAME, aInfo.packageName); |
| newIntent.putExtra(Intent.EXTRA_INTENT, new IntentSender(target)); |
| if (resultRecord != null) { |
| newIntent.putExtra(Intent.EXTRA_RESULT_NEEDED, true); |
| } |
| intent = newIntent; |
| |
| resolvedType = null; |
| callingUid = realCallingUid; |
| callingPid = realCallingPid; |
| |
| rInfo = mSupervisor.resolveIntent(intent, resolvedType, userId, 0, |
| computeResolveFilterUid( |
| callingUid, realCallingUid, mRequest.filterCallingUid)); |
| aInfo = mSupervisor.resolveActivity(intent, rInfo, startFlags, |
| null /*profilerInfo*/); |
| |
| if (DEBUG_PERMISSIONS_REVIEW) { |
| Slog.i(TAG, "START u" + userId + " {" + intent.toShortString(true, true, |
| true, false) + "} from uid " + callingUid + " on display " |
| + (mSupervisor.mFocusedStack == null |
| ? DEFAULT_DISPLAY : mSupervisor.mFocusedStack.mDisplayId)); |
| } |
| } |
| } |
| |
| // If we have an ephemeral app, abort the process of launching the resolved intent. |
| // Instead, launch the ephemeral installer. Once the installer is finished, it |
| // starts either the intent we resolved here [on install error] or the ephemeral |
| // app [on install success]. |
| if (rInfo != null && rInfo.auxiliaryInfo != null) { |
| intent = createLaunchIntent(rInfo.auxiliaryInfo, ephemeralIntent, |
| callingPackage, verificationBundle, resolvedType, userId); |
| resolvedType = null; |
| callingUid = realCallingUid; |
| callingPid = realCallingPid; |
| |
| aInfo = mSupervisor.resolveActivity(intent, rInfo, startFlags, null /*profilerInfo*/); |
| } |
| |
| ActivityRecord r = new ActivityRecord(mService.mActivityTaskManager, callerApp, callingPid, |
| callingUid, |
| callingPackage, intent, resolvedType, aInfo, mService.getGlobalConfiguration(), |
| resultRecord, resultWho, requestCode, componentSpecified, voiceSession != null, |
| mSupervisor, checkedOptions, sourceRecord); |
| if (outActivity != null) { |
| outActivity[0] = r; |
| } |
| |
| if (r.appTimeTracker == null && sourceRecord != null) { |
| // If the caller didn't specify an explicit time tracker, we want to continue |
| // tracking under any it has. |
| r.appTimeTracker = sourceRecord.appTimeTracker; |
| } |
| |
| final ActivityStack stack = mSupervisor.mFocusedStack; |
| |
| // If we are starting an activity that is not from the same uid as the currently resumed |
| // one, check whether app switches are allowed. |
| if (voiceSession == null && (stack.getResumedActivity() == null |
| || stack.getResumedActivity().info.applicationInfo.uid != realCallingUid)) { |
| if (!mService.checkAppSwitchAllowedLocked(callingPid, callingUid, |
| realCallingPid, realCallingUid, "Activity start")) { |
| mController.addPendingActivityLaunch(new PendingActivityLaunch(r, |
| sourceRecord, startFlags, stack, callerApp)); |
| ActivityOptions.abort(checkedOptions); |
| return ActivityManager.START_SWITCHES_CANCELED; |
| } |
| } |
| |
| if (mService.mDidAppSwitch) { |
| // This is the second allowed switch since we stopped switches, |
| // so now just generally allow switches. Use case: user presses |
| // home (switches disabled, switch to home, mDidAppSwitch now true); |
| // user taps a home icon (coming from home so allowed, we hit here |
| // and now allow anyone to switch again). |
| mService.mAppSwitchesAllowedTime = 0; |
| } else { |
| mService.mDidAppSwitch = true; |
| } |
| |
| mController.doPendingActivityLaunches(false); |
| |
| return startActivity(r, sourceRecord, voiceSession, voiceInteractor, startFlags, |
| true /* doResume */, checkedOptions, inTask, outActivity); |
| } |
| |
| |
| /** |
| * Creates a launch intent for the given auxiliary resolution data. |
| */ |
| private @NonNull Intent createLaunchIntent(@Nullable AuxiliaryResolveInfo auxiliaryResponse, |
| Intent originalIntent, String callingPackage, Bundle verificationBundle, |
| String resolvedType, int userId) { |
| if (auxiliaryResponse != null && auxiliaryResponse.needsPhaseTwo) { |
| // request phase two resolution |
| mService.getPackageManagerInternalLocked().requestInstantAppResolutionPhaseTwo( |
| auxiliaryResponse, originalIntent, resolvedType, callingPackage, |
| verificationBundle, userId); |
| } |
| return InstantAppResolver.buildEphemeralInstallerIntent( |
| originalIntent, |
| InstantAppResolver.sanitizeIntent(originalIntent), |
| auxiliaryResponse == null ? null : auxiliaryResponse.failureIntent, |
| callingPackage, |
| verificationBundle, |
| resolvedType, |
| userId, |
| auxiliaryResponse == null ? null : auxiliaryResponse.installFailureActivity, |
| auxiliaryResponse == null ? null : auxiliaryResponse.token, |
| auxiliaryResponse != null && auxiliaryResponse.needsPhaseTwo, |
| auxiliaryResponse == null ? null : auxiliaryResponse.filters); |
| } |
| |
| void postStartActivityProcessing(ActivityRecord r, int result, ActivityStack targetStack) { |
| if (ActivityManager.isStartResultFatalError(result)) { |
| return; |
| } |
| |
| // We're waiting for an activity launch to finish, but that activity simply |
| // brought another activity to front. We must also handle the case where the task is already |
| // in the front as a result of the trampoline activity being in the same task (it will be |
| // considered focused as the trampoline will be finished). Let startActivityMayWait() know |
| // about this, so it waits for the new activity to become visible instead. |
| mSupervisor.reportWaitingActivityLaunchedIfNeeded(r, result); |
| |
| ActivityStack startedActivityStack = null; |
| final ActivityStack currentStack = r.getStack(); |
| if (currentStack != null) { |
| startedActivityStack = currentStack; |
| } else if (mTargetStack != null) { |
| startedActivityStack = targetStack; |
| } |
| |
| if (startedActivityStack == null) { |
| return; |
| } |
| |
| final int clearTaskFlags = FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK; |
| boolean clearedTask = (mLaunchFlags & clearTaskFlags) == clearTaskFlags |
| && mReuseTask != null; |
| if (result == START_TASK_TO_FRONT || result == START_DELIVERED_TO_TOP || clearedTask) { |
| // The activity was already running so it wasn't started, but either brought to the |
| // front or the new intent was delivered to it since it was already in front. Notify |
| // anyone interested in this piece of information. |
| switch (startedActivityStack.getWindowingMode()) { |
| case WINDOWING_MODE_PINNED: |
| mService.mActivityTaskManager.getTaskChangeNotificationController().notifyPinnedActivityRestartAttempt( |
| clearedTask); |
| break; |
| case WINDOWING_MODE_SPLIT_SCREEN_PRIMARY: |
| final ActivityStack homeStack = mSupervisor.mHomeStack; |
| if (homeStack != null && homeStack.shouldBeVisible(null /* starting */)) { |
| mService.mWindowManager.showRecentApps(); |
| } |
| break; |
| } |
| } |
| } |
| |
| private int startActivityMayWait(IApplicationThread caller, int callingUid, |
| String callingPackage, Intent intent, String resolvedType, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| IBinder resultTo, String resultWho, int requestCode, int startFlags, |
| ProfilerInfo profilerInfo, WaitResult outResult, |
| Configuration globalConfig, SafeActivityOptions options, boolean ignoreTargetSecurity, |
| int userId, TaskRecord inTask, String reason, |
| boolean allowPendingRemoteAnimationRegistryLookup) { |
| // Refuse possible leaked file descriptors |
| if (intent != null && intent.hasFileDescriptors()) { |
| throw new IllegalArgumentException("File descriptors passed in Intent"); |
| } |
| mSupervisor.getActivityMetricsLogger().notifyActivityLaunching(); |
| boolean componentSpecified = intent.getComponent() != null; |
| |
| final int realCallingPid = Binder.getCallingPid(); |
| final int realCallingUid = Binder.getCallingUid(); |
| |
| int callingPid; |
| if (callingUid >= 0) { |
| callingPid = -1; |
| } else if (caller == null) { |
| callingPid = realCallingPid; |
| callingUid = realCallingUid; |
| } else { |
| callingPid = callingUid = -1; |
| } |
| |
| // Save a copy in case ephemeral needs it |
| final Intent ephemeralIntent = new Intent(intent); |
| // Don't modify the client's object! |
| intent = new Intent(intent); |
| if (componentSpecified |
| && !(Intent.ACTION_VIEW.equals(intent.getAction()) && intent.getData() == null) |
| && !Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE.equals(intent.getAction()) |
| && !Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE.equals(intent.getAction()) |
| && mService.getPackageManagerInternalLocked() |
| .isInstantAppInstallerComponent(intent.getComponent())) { |
| // intercept intents targeted directly to the ephemeral installer the |
| // ephemeral installer should never be started with a raw Intent; instead |
| // adjust the intent so it looks like a "normal" instant app launch |
| intent.setComponent(null /*component*/); |
| componentSpecified = false; |
| } |
| |
| ResolveInfo rInfo = mSupervisor.resolveIntent(intent, resolvedType, userId, |
| 0 /* matchFlags */, |
| computeResolveFilterUid( |
| callingUid, realCallingUid, mRequest.filterCallingUid)); |
| if (rInfo == null) { |
| UserInfo userInfo = mSupervisor.getUserInfo(userId); |
| if (userInfo != null && userInfo.isManagedProfile()) { |
| // Special case for managed profiles, if attempting to launch non-cryto aware |
| // app in a locked managed profile from an unlocked parent allow it to resolve |
| // as user will be sent via confirm credentials to unlock the profile. |
| UserManager userManager = UserManager.get(mService.mContext); |
| boolean profileLockedAndParentUnlockingOrUnlocked = false; |
| long token = Binder.clearCallingIdentity(); |
| try { |
| UserInfo parent = userManager.getProfileParent(userId); |
| profileLockedAndParentUnlockingOrUnlocked = (parent != null) |
| && userManager.isUserUnlockingOrUnlocked(parent.id) |
| && !userManager.isUserUnlockingOrUnlocked(userId); |
| } finally { |
| Binder.restoreCallingIdentity(token); |
| } |
| if (profileLockedAndParentUnlockingOrUnlocked) { |
| rInfo = mSupervisor.resolveIntent(intent, resolvedType, userId, |
| PackageManager.MATCH_DIRECT_BOOT_AWARE |
| | PackageManager.MATCH_DIRECT_BOOT_UNAWARE, |
| computeResolveFilterUid( |
| callingUid, realCallingUid, mRequest.filterCallingUid)); |
| } |
| } |
| } |
| // Collect information about the target of the Intent. |
| ActivityInfo aInfo = mSupervisor.resolveActivity(intent, rInfo, startFlags, profilerInfo); |
| |
| synchronized (mService) { |
| final ActivityStack stack = mSupervisor.mFocusedStack; |
| stack.mConfigWillChange = globalConfig != null |
| && mService.getGlobalConfiguration().diff(globalConfig) != 0; |
| if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, |
| "Starting activity when config will change = " + stack.mConfigWillChange); |
| |
| final long origId = Binder.clearCallingIdentity(); |
| |
| if (aInfo != null && |
| (aInfo.applicationInfo.privateFlags |
| & ApplicationInfo.PRIVATE_FLAG_CANT_SAVE_STATE) != 0 && |
| mService.mHasHeavyWeightFeature) { |
| // This may be a heavy-weight process! Check to see if we already |
| // have another, different heavy-weight process running. |
| if (aInfo.processName.equals(aInfo.applicationInfo.packageName)) { |
| final ProcessRecord heavy = mService.mHeavyWeightProcess; |
| if (heavy != null && (heavy.info.uid != aInfo.applicationInfo.uid |
| || !heavy.processName.equals(aInfo.processName))) { |
| int appCallingUid = callingUid; |
| if (caller != null) { |
| ProcessRecord callerApp = mService.getRecordForAppLocked(caller); |
| if (callerApp != null) { |
| appCallingUid = callerApp.info.uid; |
| } else { |
| Slog.w(TAG, "Unable to find app for caller " + caller |
| + " (pid=" + callingPid + ") when starting: " |
| + intent.toString()); |
| SafeActivityOptions.abort(options); |
| return ActivityManager.START_PERMISSION_DENIED; |
| } |
| } |
| |
| IIntentSender target = mService.getIntentSenderLocked( |
| ActivityManager.INTENT_SENDER_ACTIVITY, "android", |
| appCallingUid, userId, null, null, 0, new Intent[] { intent }, |
| new String[] { resolvedType }, PendingIntent.FLAG_CANCEL_CURRENT |
| | PendingIntent.FLAG_ONE_SHOT, null); |
| |
| Intent newIntent = new Intent(); |
| if (requestCode >= 0) { |
| // Caller is requesting a result. |
| newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_HAS_RESULT, true); |
| } |
| newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_INTENT, |
| new IntentSender(target)); |
| if (heavy.activities.size() > 0) { |
| ActivityRecord hist = heavy.activities.get(0); |
| newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_CUR_APP, |
| hist.packageName); |
| newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_CUR_TASK, |
| hist.getTask().taskId); |
| } |
| newIntent.putExtra(HeavyWeightSwitcherActivity.KEY_NEW_APP, |
| aInfo.packageName); |
| newIntent.setFlags(intent.getFlags()); |
| newIntent.setClassName("android", |
| HeavyWeightSwitcherActivity.class.getName()); |
| intent = newIntent; |
| resolvedType = null; |
| caller = null; |
| callingUid = Binder.getCallingUid(); |
| callingPid = Binder.getCallingPid(); |
| componentSpecified = true; |
| rInfo = mSupervisor.resolveIntent(intent, null /*resolvedType*/, userId, |
| 0 /* matchFlags */, computeResolveFilterUid( |
| callingUid, realCallingUid, mRequest.filterCallingUid)); |
| aInfo = rInfo != null ? rInfo.activityInfo : null; |
| if (aInfo != null) { |
| aInfo = mService.getActivityInfoForUser(aInfo, userId); |
| } |
| } |
| } |
| } |
| |
| final ActivityRecord[] outRecord = new ActivityRecord[1]; |
| int res = startActivity(caller, intent, ephemeralIntent, resolvedType, aInfo, rInfo, |
| voiceSession, voiceInteractor, resultTo, resultWho, requestCode, callingPid, |
| callingUid, callingPackage, realCallingPid, realCallingUid, startFlags, options, |
| ignoreTargetSecurity, componentSpecified, outRecord, inTask, reason, |
| allowPendingRemoteAnimationRegistryLookup); |
| |
| Binder.restoreCallingIdentity(origId); |
| |
| if (stack.mConfigWillChange) { |
| // If the caller also wants to switch to a new configuration, |
| // do so now. This allows a clean switch, as we are waiting |
| // for the current activity to pause (so we will not destroy |
| // it), and have not yet started the next activity. |
| mService.enforceCallingPermission(android.Manifest.permission.CHANGE_CONFIGURATION, |
| "updateConfiguration()"); |
| stack.mConfigWillChange = false; |
| if (DEBUG_CONFIGURATION) Slog.v(TAG_CONFIGURATION, |
| "Updating to new configuration after starting activity."); |
| mService.updateConfigurationLocked(globalConfig, null, false); |
| } |
| |
| if (outResult != null) { |
| outResult.result = res; |
| |
| final ActivityRecord r = outRecord[0]; |
| |
| switch(res) { |
| case START_SUCCESS: { |
| mSupervisor.mWaitingActivityLaunched.add(outResult); |
| do { |
| try { |
| mService.wait(); |
| } catch (InterruptedException e) { |
| } |
| } while (outResult.result != START_TASK_TO_FRONT |
| && !outResult.timeout && outResult.who == null); |
| if (outResult.result == START_TASK_TO_FRONT) { |
| res = START_TASK_TO_FRONT; |
| } |
| break; |
| } |
| case START_DELIVERED_TO_TOP: { |
| outResult.timeout = false; |
| outResult.who = r.realActivity; |
| outResult.totalTime = 0; |
| outResult.thisTime = 0; |
| break; |
| } |
| case START_TASK_TO_FRONT: { |
| // ActivityRecord may represent a different activity, but it should not be |
| // in the resumed state. |
| if (r.nowVisible && r.isState(RESUMED)) { |
| outResult.timeout = false; |
| outResult.who = r.realActivity; |
| outResult.totalTime = 0; |
| outResult.thisTime = 0; |
| } else { |
| outResult.thisTime = SystemClock.uptimeMillis(); |
| mSupervisor.waitActivityVisible(r.realActivity, outResult); |
| // Note: the timeout variable is not currently not ever set. |
| do { |
| try { |
| mService.wait(); |
| } catch (InterruptedException e) { |
| } |
| } while (!outResult.timeout && outResult.who == null); |
| } |
| break; |
| } |
| } |
| } |
| |
| mSupervisor.getActivityMetricsLogger().notifyActivityLaunched(res, outRecord[0]); |
| return res; |
| } |
| } |
| |
| /** |
| * Compute the logical UID based on which the package manager would filter |
| * app components i.e. based on which the instant app policy would be applied |
| * because it is the logical calling UID. |
| * |
| * @param customCallingUid The UID on whose behalf to make the call. |
| * @param actualCallingUid The UID actually making the call. |
| * @param filterCallingUid The UID to be used to filter for instant apps. |
| * @return The logical UID making the call. |
| */ |
| static int computeResolveFilterUid(int customCallingUid, int actualCallingUid, |
| int filterCallingUid) { |
| return filterCallingUid != UserHandle.USER_NULL |
| ? filterCallingUid |
| : (customCallingUid >= 0 ? customCallingUid : actualCallingUid); |
| } |
| |
| private int startActivity(final ActivityRecord r, ActivityRecord sourceRecord, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| int startFlags, boolean doResume, ActivityOptions options, TaskRecord inTask, |
| ActivityRecord[] outActivity) { |
| int result = START_CANCELED; |
| try { |
| mService.mWindowManager.deferSurfaceLayout(); |
| result = startActivityUnchecked(r, sourceRecord, voiceSession, voiceInteractor, |
| startFlags, doResume, options, inTask, outActivity); |
| } finally { |
| // If we are not able to proceed, disassociate the activity from the task. Leaving an |
| // activity in an incomplete state can lead to issues, such as performing operations |
| // without a window container. |
| final ActivityStack stack = mStartActivity.getStack(); |
| if (!ActivityManager.isStartResultSuccessful(result) && stack != null) { |
| stack.finishActivityLocked(mStartActivity, RESULT_CANCELED, |
| null /* intentResultData */, "startActivity", true /* oomAdj */); |
| } |
| mService.mWindowManager.continueSurfaceLayout(); |
| } |
| |
| postStartActivityProcessing(r, result, mTargetStack); |
| |
| return result; |
| } |
| |
| // Note: This method should only be called from {@link startActivity}. |
| private int startActivityUnchecked(final ActivityRecord r, ActivityRecord sourceRecord, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor, |
| int startFlags, boolean doResume, ActivityOptions options, TaskRecord inTask, |
| ActivityRecord[] outActivity) { |
| |
| setInitialState(r, options, inTask, doResume, startFlags, sourceRecord, voiceSession, |
| voiceInteractor); |
| |
| computeLaunchingTaskFlags(); |
| |
| computeSourceStack(); |
| |
| mIntent.setFlags(mLaunchFlags); |
| |
| ActivityRecord reusedActivity = getReusableIntentActivity(); |
| |
| int preferredWindowingMode = WINDOWING_MODE_UNDEFINED; |
| int preferredLaunchDisplayId = DEFAULT_DISPLAY; |
| if (mOptions != null) { |
| preferredWindowingMode = mOptions.getLaunchWindowingMode(); |
| preferredLaunchDisplayId = mOptions.getLaunchDisplayId(); |
| } |
| |
| // windowing mode and preferred launch display values from {@link LaunchParams} take |
| // priority over those specified in {@link ActivityOptions}. |
| if (!mLaunchParams.isEmpty()) { |
| if (mLaunchParams.hasPreferredDisplay()) { |
| preferredLaunchDisplayId = mLaunchParams.mPreferredDisplayId; |
| } |
| |
| if (mLaunchParams.hasWindowingMode()) { |
| preferredWindowingMode = mLaunchParams.mWindowingMode; |
| } |
| } |
| |
| if (reusedActivity != null) { |
| // When the flags NEW_TASK and CLEAR_TASK are set, then the task gets reused but |
| // still needs to be a lock task mode violation since the task gets cleared out and |
| // the device would otherwise leave the locked task. |
| if (mService.mActivityTaskManager.getLockTaskController().isLockTaskModeViolation(reusedActivity.getTask(), |
| (mLaunchFlags & (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK)) |
| == (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK))) { |
| Slog.e(TAG, "startActivityUnchecked: Attempt to violate Lock Task Mode"); |
| return START_RETURN_LOCK_TASK_MODE_VIOLATION; |
| } |
| |
| // True if we are clearing top and resetting of a standard (default) launch mode |
| // ({@code LAUNCH_MULTIPLE}) activity. The existing activity will be finished. |
| final boolean clearTopAndResetStandardLaunchMode = |
| (mLaunchFlags & (FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_RESET_TASK_IF_NEEDED)) |
| == (FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) |
| && mLaunchMode == LAUNCH_MULTIPLE; |
| |
| // If mStartActivity does not have a task associated with it, associate it with the |
| // reused activity's task. Do not do so if we're clearing top and resetting for a |
| // standard launchMode activity. |
| if (mStartActivity.getTask() == null && !clearTopAndResetStandardLaunchMode) { |
| mStartActivity.setTask(reusedActivity.getTask()); |
| } |
| |
| if (reusedActivity.getTask().intent == null) { |
| // This task was started because of movement of the activity based on affinity... |
| // Now that we are actually launching it, we can assign the base intent. |
| reusedActivity.getTask().setIntent(mStartActivity); |
| } |
| |
| // This code path leads to delivering a new intent, we want to make sure we schedule it |
| // as the first operation, in case the activity will be resumed as a result of later |
| // operations. |
| if ((mLaunchFlags & FLAG_ACTIVITY_CLEAR_TOP) != 0 |
| || isDocumentLaunchesIntoExisting(mLaunchFlags) |
| || isLaunchModeOneOf(LAUNCH_SINGLE_INSTANCE, LAUNCH_SINGLE_TASK)) { |
| final TaskRecord task = reusedActivity.getTask(); |
| |
| // In this situation we want to remove all activities from the task up to the one |
| // being started. In most cases this means we are resetting the task to its initial |
| // state. |
| final ActivityRecord top = task.performClearTaskForReuseLocked(mStartActivity, |
| mLaunchFlags); |
| |
| // The above code can remove {@code reusedActivity} from the task, leading to the |
| // the {@code ActivityRecord} removing its reference to the {@code TaskRecord}. The |
| // task reference is needed in the call below to |
| // {@link setTargetStackAndMoveToFrontIfNeeded}. |
| if (reusedActivity.getTask() == null) { |
| reusedActivity.setTask(task); |
| } |
| |
| if (top != null) { |
| if (top.frontOfTask) { |
| // Activity aliases may mean we use different intents for the top activity, |
| // so make sure the task now has the identity of the new intent. |
| top.getTask().setIntent(mStartActivity); |
| } |
| deliverNewIntent(top); |
| } |
| } |
| |
| mSupervisor.sendPowerHintForLaunchStartIfNeeded(false /* forceSend */, reusedActivity); |
| |
| reusedActivity = setTargetStackAndMoveToFrontIfNeeded(reusedActivity); |
| |
| final ActivityRecord outResult = |
| outActivity != null && outActivity.length > 0 ? outActivity[0] : null; |
| |
| // When there is a reused activity and the current result is a trampoline activity, |
| // set the reused activity as the result. |
| if (outResult != null && (outResult.finishing || outResult.noDisplay)) { |
| outActivity[0] = reusedActivity; |
| } |
| |
| if ((mStartFlags & START_FLAG_ONLY_IF_NEEDED) != 0) { |
| // We don't need to start a new activity, and the client said not to do anything |
| // if that is the case, so this is it! And for paranoia, make sure we have |
| // correctly resumed the top activity. |
| resumeTargetStackIfNeeded(); |
| return START_RETURN_INTENT_TO_CALLER; |
| } |
| |
| if (reusedActivity != null) { |
| setTaskFromIntentActivity(reusedActivity); |
| |
| if (!mAddingToTask && mReuseTask == null) { |
| // We didn't do anything... but it was needed (a.k.a., client don't use that |
| // intent!) And for paranoia, make sure we have correctly resumed the top activity. |
| |
| resumeTargetStackIfNeeded(); |
| if (outActivity != null && outActivity.length > 0) { |
| outActivity[0] = reusedActivity; |
| } |
| |
| return mMovedToFront ? START_TASK_TO_FRONT : START_DELIVERED_TO_TOP; |
| } |
| } |
| } |
| |
| if (mStartActivity.packageName == null) { |
| final ActivityStack sourceStack = mStartActivity.resultTo != null |
| ? mStartActivity.resultTo.getStack() : null; |
| if (sourceStack != null) { |
| sourceStack.sendActivityResultLocked(-1 /* callingUid */, mStartActivity.resultTo, |
| mStartActivity.resultWho, mStartActivity.requestCode, RESULT_CANCELED, |
| null /* data */); |
| } |
| ActivityOptions.abort(mOptions); |
| return START_CLASS_NOT_FOUND; |
| } |
| |
| // If the activity being launched is the same as the one currently at the top, then |
| // we need to check if it should only be launched once. |
| final ActivityStack topStack = mSupervisor.mFocusedStack; |
| final ActivityRecord topFocused = topStack.getTopActivity(); |
| final ActivityRecord top = topStack.topRunningNonDelayedActivityLocked(mNotTop); |
| final boolean dontStart = top != null && mStartActivity.resultTo == null |
| && top.realActivity.equals(mStartActivity.realActivity) |
| && top.userId == mStartActivity.userId |
| && top.app != null && top.app.thread != null |
| && ((mLaunchFlags & FLAG_ACTIVITY_SINGLE_TOP) != 0 |
| || isLaunchModeOneOf(LAUNCH_SINGLE_TOP, LAUNCH_SINGLE_TASK)); |
| if (dontStart) { |
| // For paranoia, make sure we have correctly resumed the top activity. |
| topStack.mLastPausedActivity = null; |
| if (mDoResume) { |
| mSupervisor.resumeFocusedStackTopActivityLocked(); |
| } |
| ActivityOptions.abort(mOptions); |
| if ((mStartFlags & START_FLAG_ONLY_IF_NEEDED) != 0) { |
| // We don't need to start a new activity, and the client said not to do |
| // anything if that is the case, so this is it! |
| return START_RETURN_INTENT_TO_CALLER; |
| } |
| |
| deliverNewIntent(top); |
| |
| // Don't use mStartActivity.task to show the toast. We're not starting a new activity |
| // but reusing 'top'. Fields in mStartActivity may not be fully initialized. |
| mSupervisor.handleNonResizableTaskIfNeeded(top.getTask(), preferredWindowingMode, |
| preferredLaunchDisplayId, topStack); |
| |
| return START_DELIVERED_TO_TOP; |
| } |
| |
| boolean newTask = false; |
| final TaskRecord taskToAffiliate = (mLaunchTaskBehind && mSourceRecord != null) |
| ? mSourceRecord.getTask() : null; |
| |
| // Should this be considered a new task? |
| int result = START_SUCCESS; |
| if (mStartActivity.resultTo == null && mInTask == null && !mAddingToTask |
| && (mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) != 0) { |
| newTask = true; |
| result = setTaskFromReuseOrCreateNewTask(taskToAffiliate, topStack); |
| } else if (mSourceRecord != null) { |
| result = setTaskFromSourceRecord(); |
| } else if (mInTask != null) { |
| result = setTaskFromInTask(); |
| } else { |
| // This not being started from an existing activity, and not part of a new task... |
| // just put it in the top task, though these days this case should never happen. |
| setTaskToCurrentTopOrCreateNewTask(); |
| } |
| if (result != START_SUCCESS) { |
| return result; |
| } |
| |
| mService.grantUriPermissionFromIntentLocked(mCallingUid, mStartActivity.packageName, |
| mIntent, mStartActivity.getUriPermissionsLocked(), mStartActivity.userId); |
| mService.grantEphemeralAccessLocked(mStartActivity.userId, mIntent, |
| mStartActivity.appInfo.uid, UserHandle.getAppId(mCallingUid)); |
| if (newTask) { |
| EventLog.writeEvent(EventLogTags.AM_CREATE_TASK, mStartActivity.userId, |
| mStartActivity.getTask().taskId); |
| } |
| ActivityStack.logStartActivity( |
| EventLogTags.AM_CREATE_ACTIVITY, mStartActivity, mStartActivity.getTask()); |
| mTargetStack.mLastPausedActivity = null; |
| |
| mSupervisor.sendPowerHintForLaunchStartIfNeeded(false /* forceSend */, mStartActivity); |
| |
| mTargetStack.startActivityLocked(mStartActivity, topFocused, newTask, mKeepCurTransition, |
| mOptions); |
| if (mDoResume) { |
| final ActivityRecord topTaskActivity = |
| mStartActivity.getTask().topRunningActivityLocked(); |
| if (!mTargetStack.isFocusable() |
| || (topTaskActivity != null && topTaskActivity.mTaskOverlay |
| && mStartActivity != topTaskActivity)) { |
| // If the activity is not focusable, we can't resume it, but still would like to |
| // make sure it becomes visible as it starts (this will also trigger entry |
| // animation). An example of this are PIP activities. |
| // Also, we don't want to resume activities in a task that currently has an overlay |
| // as the starting activity just needs to be in the visible paused state until the |
| // over is removed. |
| mTargetStack.ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS); |
| // Go ahead and tell window manager to execute app transition for this activity |
| // since the app transition will not be triggered through the resume channel. |
| mService.mWindowManager.executeAppTransition(); |
| } else { |
| // If the target stack was not previously focusable (previous top running activity |
| // on that stack was not visible) then any prior calls to move the stack to the |
| // will not update the focused stack. If starting the new activity now allows the |
| // task stack to be focusable, then ensure that we now update the focused stack |
| // accordingly. |
| if (mTargetStack.isFocusable() && !mSupervisor.isFocusedStack(mTargetStack)) { |
| mTargetStack.moveToFront("startActivityUnchecked"); |
| } |
| mSupervisor.resumeFocusedStackTopActivityLocked(mTargetStack, mStartActivity, |
| mOptions); |
| } |
| } else if (mStartActivity != null) { |
| mSupervisor.mRecentTasks.add(mStartActivity.getTask()); |
| } |
| mSupervisor.updateUserStackLocked(mStartActivity.userId, mTargetStack); |
| |
| mSupervisor.handleNonResizableTaskIfNeeded(mStartActivity.getTask(), preferredWindowingMode, |
| preferredLaunchDisplayId, mTargetStack); |
| |
| return START_SUCCESS; |
| } |
| |
| /** |
| * Resets the {@link ActivityStarter} state. |
| * @param clearRequest whether the request should be reset to default values. |
| */ |
| void reset(boolean clearRequest) { |
| mStartActivity = null; |
| mIntent = null; |
| mCallingUid = -1; |
| mOptions = null; |
| |
| mLaunchTaskBehind = false; |
| mLaunchFlags = 0; |
| mLaunchMode = INVALID_LAUNCH_MODE; |
| |
| mLaunchParams.reset(); |
| |
| mNotTop = null; |
| mDoResume = false; |
| mStartFlags = 0; |
| mSourceRecord = null; |
| mPreferredDisplayId = INVALID_DISPLAY; |
| |
| mInTask = null; |
| mAddingToTask = false; |
| mReuseTask = null; |
| |
| mNewTaskInfo = null; |
| mNewTaskIntent = null; |
| mSourceStack = null; |
| |
| mTargetStack = null; |
| mMovedToFront = false; |
| mNoAnimation = false; |
| mKeepCurTransition = false; |
| mAvoidMoveToFront = false; |
| |
| mVoiceSession = null; |
| mVoiceInteractor = null; |
| |
| mIntentDelivered = false; |
| |
| if (clearRequest) { |
| mRequest.reset(); |
| } |
| } |
| |
| private void setInitialState(ActivityRecord r, ActivityOptions options, TaskRecord inTask, |
| boolean doResume, int startFlags, ActivityRecord sourceRecord, |
| IVoiceInteractionSession voiceSession, IVoiceInteractor voiceInteractor) { |
| reset(false /* clearRequest */); |
| |
| mStartActivity = r; |
| mIntent = r.intent; |
| mOptions = options; |
| mCallingUid = r.launchedFromUid; |
| mSourceRecord = sourceRecord; |
| mVoiceSession = voiceSession; |
| mVoiceInteractor = voiceInteractor; |
| |
| mPreferredDisplayId = getPreferedDisplayId(mSourceRecord, mStartActivity, options); |
| |
| mLaunchParams.reset(); |
| |
| mSupervisor.getLaunchParamsController().calculate(inTask, null /*layout*/, r, sourceRecord, |
| options, mLaunchParams); |
| |
| mLaunchMode = r.launchMode; |
| |
| mLaunchFlags = adjustLaunchFlagsToDocumentMode( |
| r, LAUNCH_SINGLE_INSTANCE == mLaunchMode, |
| LAUNCH_SINGLE_TASK == mLaunchMode, mIntent.getFlags()); |
| mLaunchTaskBehind = r.mLaunchTaskBehind |
| && !isLaunchModeOneOf(LAUNCH_SINGLE_TASK, LAUNCH_SINGLE_INSTANCE) |
| && (mLaunchFlags & FLAG_ACTIVITY_NEW_DOCUMENT) != 0; |
| |
| sendNewTaskResultRequestIfNeeded(); |
| |
| if ((mLaunchFlags & FLAG_ACTIVITY_NEW_DOCUMENT) != 0 && r.resultTo == null) { |
| mLaunchFlags |= FLAG_ACTIVITY_NEW_TASK; |
| } |
| |
| // If we are actually going to launch in to a new task, there are some cases where |
| // we further want to do multiple task. |
| if ((mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) != 0) { |
| if (mLaunchTaskBehind |
| || r.info.documentLaunchMode == DOCUMENT_LAUNCH_ALWAYS) { |
| mLaunchFlags |= FLAG_ACTIVITY_MULTIPLE_TASK; |
| } |
| } |
| |
| // We'll invoke onUserLeaving before onPause only if the launching |
| // activity did not explicitly state that this is an automated launch. |
| mSupervisor.mUserLeaving = (mLaunchFlags & FLAG_ACTIVITY_NO_USER_ACTION) == 0; |
| if (DEBUG_USER_LEAVING) Slog.v(TAG_USER_LEAVING, |
| "startActivity() => mUserLeaving=" + mSupervisor.mUserLeaving); |
| |
| // If the caller has asked not to resume at this point, we make note |
| // of this in the record so that we can skip it when trying to find |
| // the top running activity. |
| mDoResume = doResume; |
| if (!doResume || !r.okToShowLocked()) { |
| r.delayedResume = true; |
| mDoResume = false; |
| } |
| |
| if (mOptions != null) { |
| if (mOptions.getLaunchTaskId() != -1 && mOptions.getTaskOverlay()) { |
| r.mTaskOverlay = true; |
| if (!mOptions.canTaskOverlayResume()) { |
| final TaskRecord task = mSupervisor.anyTaskForIdLocked( |
| mOptions.getLaunchTaskId()); |
| final ActivityRecord top = task != null ? task.getTopActivity() : null; |
| if (top != null && !top.isState(RESUMED)) { |
| |
| // The caller specifies that we'd like to be avoided to be moved to the |
| // front, so be it! |
| mDoResume = false; |
| mAvoidMoveToFront = true; |
| } |
| } |
| } else if (mOptions.getAvoidMoveToFront()) { |
| mDoResume = false; |
| mAvoidMoveToFront = true; |
| } |
| } |
| |
| mNotTop = (mLaunchFlags & FLAG_ACTIVITY_PREVIOUS_IS_TOP) != 0 ? r : null; |
| |
| mInTask = inTask; |
| // In some flows in to this function, we retrieve the task record and hold on to it |
| // without a lock before calling back in to here... so the task at this point may |
| // not actually be in recents. Check for that, and if it isn't in recents just |
| // consider it invalid. |
| if (inTask != null && !inTask.inRecents) { |
| Slog.w(TAG, "Starting activity in task not in recents: " + inTask); |
| mInTask = null; |
| } |
| |
| mStartFlags = startFlags; |
| // If the onlyIfNeeded flag is set, then we can do this if the activity being launched |
| // is the same as the one making the call... or, as a special case, if we do not know |
| // the caller then we count the current top activity as the caller. |
| if ((startFlags & START_FLAG_ONLY_IF_NEEDED) != 0) { |
| ActivityRecord checkedCaller = sourceRecord; |
| if (checkedCaller == null) { |
| checkedCaller = mSupervisor.mFocusedStack.topRunningNonDelayedActivityLocked( |
| mNotTop); |
| } |
| if (!checkedCaller.realActivity.equals(r.realActivity)) { |
| // Caller is not the same as launcher, so always needed. |
| mStartFlags &= ~START_FLAG_ONLY_IF_NEEDED; |
| } |
| } |
| |
| mNoAnimation = (mLaunchFlags & FLAG_ACTIVITY_NO_ANIMATION) != 0; |
| } |
| |
| private void sendNewTaskResultRequestIfNeeded() { |
| final ActivityStack sourceStack = mStartActivity.resultTo != null |
| ? mStartActivity.resultTo.getStack() : null; |
| if (sourceStack != null && (mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) != 0) { |
| // For whatever reason this activity is being launched into a new task... |
| // yet the caller has requested a result back. Well, that is pretty messed up, |
| // so instead immediately send back a cancel and let the new task continue launched |
| // as normal without a dependency on its originator. |
| Slog.w(TAG, "Activity is launching as a new task, so cancelling activity result."); |
| sourceStack.sendActivityResultLocked(-1 /* callingUid */, mStartActivity.resultTo, |
| mStartActivity.resultWho, mStartActivity.requestCode, RESULT_CANCELED, |
| null /* data */); |
| mStartActivity.resultTo = null; |
| } |
| } |
| |
| private void computeLaunchingTaskFlags() { |
| // If the caller is not coming from another activity, but has given us an explicit task into |
| // which they would like us to launch the new activity, then let's see about doing that. |
| if (mSourceRecord == null && mInTask != null && mInTask.getStack() != null) { |
| final Intent baseIntent = mInTask.getBaseIntent(); |
| final ActivityRecord root = mInTask.getRootActivity(); |
| if (baseIntent == null) { |
| ActivityOptions.abort(mOptions); |
| throw new IllegalArgumentException("Launching into task without base intent: " |
| + mInTask); |
| } |
| |
| // If this task is empty, then we are adding the first activity -- it |
| // determines the root, and must be launching as a NEW_TASK. |
| if (isLaunchModeOneOf(LAUNCH_SINGLE_INSTANCE, LAUNCH_SINGLE_TASK)) { |
| if (!baseIntent.getComponent().equals(mStartActivity.intent.getComponent())) { |
| ActivityOptions.abort(mOptions); |
| throw new IllegalArgumentException("Trying to launch singleInstance/Task " |
| + mStartActivity + " into different task " + mInTask); |
| } |
| if (root != null) { |
| ActivityOptions.abort(mOptions); |
| throw new IllegalArgumentException("Caller with mInTask " + mInTask |
| + " has root " + root + " but target is singleInstance/Task"); |
| } |
| } |
| |
| // If task is empty, then adopt the interesting intent launch flags in to the |
| // activity being started. |
| if (root == null) { |
| final int flagsOfInterest = FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_MULTIPLE_TASK |
| | FLAG_ACTIVITY_NEW_DOCUMENT | FLAG_ACTIVITY_RETAIN_IN_RECENTS; |
| mLaunchFlags = (mLaunchFlags & ~flagsOfInterest) |
| | (baseIntent.getFlags() & flagsOfInterest); |
| mIntent.setFlags(mLaunchFlags); |
| mInTask.setIntent(mStartActivity); |
| mAddingToTask = true; |
| |
| // If the task is not empty and the caller is asking to start it as the root of |
| // a new task, then we don't actually want to start this on the task. We will |
| // bring the task to the front, and possibly give it a new intent. |
| } else if ((mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) != 0) { |
| mAddingToTask = false; |
| |
| } else { |
| mAddingToTask = true; |
| } |
| |
| mReuseTask = mInTask; |
| } else { |
| mInTask = null; |
| // Launch ResolverActivity in the source task, so that it stays in the task bounds |
| // when in freeform workspace. |
| // Also put noDisplay activities in the source task. These by itself can be placed |
| // in any task/stack, however it could launch other activities like ResolverActivity, |
| // and we want those to stay in the original task. |
| if ((mStartActivity.isResolverActivity() || mStartActivity.noDisplay) && mSourceRecord != null |
| && mSourceRecord.inFreeformWindowingMode()) { |
| mAddingToTask = true; |
| } |
| } |
| |
| if (mInTask == null) { |
| if (mSourceRecord == null) { |
| // This activity is not being started from another... in this |
| // case we -always- start a new task. |
| if ((mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) == 0 && mInTask == null) { |
| Slog.w(TAG, "startActivity called from non-Activity context; forcing " + |
| "Intent.FLAG_ACTIVITY_NEW_TASK for: " + mIntent); |
| mLaunchFlags |= FLAG_ACTIVITY_NEW_TASK; |
| } |
| } else if (mSourceRecord.launchMode == LAUNCH_SINGLE_INSTANCE) { |
| // The original activity who is starting us is running as a single |
| // instance... this new activity it is starting must go on its |
| // own task. |
| mLaunchFlags |= FLAG_ACTIVITY_NEW_TASK; |
| } else if (isLaunchModeOneOf(LAUNCH_SINGLE_INSTANCE, LAUNCH_SINGLE_TASK)) { |
| // The activity being started is a single instance... it always |
| // gets launched into its own task. |
| mLaunchFlags |= FLAG_ACTIVITY_NEW_TASK; |
| } |
| } |
| } |
| |
| private void computeSourceStack() { |
| if (mSourceRecord == null) { |
| mSourceStack = null; |
| return; |
| } |
| if (!mSourceRecord.finishing) { |
| mSourceStack = mSourceRecord.getStack(); |
| return; |
| } |
| |
| // If the source is finishing, we can't further count it as our source. This is because the |
| // task it is associated with may now be empty and on its way out, so we don't want to |
| // blindly throw it in to that task. Instead we will take the NEW_TASK flow and try to find |
| // a task for it. But save the task information so it can be used when creating the new task. |
| if ((mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) == 0) { |
| Slog.w(TAG, "startActivity called from finishing " + mSourceRecord |
| + "; forcing " + "Intent.FLAG_ACTIVITY_NEW_TASK for: " + mIntent); |
| mLaunchFlags |= FLAG_ACTIVITY_NEW_TASK; |
| mNewTaskInfo = mSourceRecord.info; |
| |
| // It is not guaranteed that the source record will have a task associated with it. For, |
| // example, if this method is being called for processing a pending activity launch, it |
| // is possible that the activity has been removed from the task after the launch was |
| // enqueued. |
| final TaskRecord sourceTask = mSourceRecord.getTask(); |
| mNewTaskIntent = sourceTask != null ? sourceTask.intent : null; |
| } |
| mSourceRecord = null; |
| mSourceStack = null; |
| } |
| |
| /** |
| * Decide whether the new activity should be inserted into an existing task. Returns null |
| * if not or an ActivityRecord with the task into which the new activity should be added. |
| */ |
| private ActivityRecord getReusableIntentActivity() { |
| // We may want to try to place the new activity in to an existing task. We always |
| // do this if the target activity is singleTask or singleInstance; we will also do |
| // this if NEW_TASK has been requested, and there is not an additional qualifier telling |
| // us to still place it in a new task: multi task, always doc mode, or being asked to |
| // launch this as a new task behind the current one. |
| boolean putIntoExistingTask = ((mLaunchFlags & FLAG_ACTIVITY_NEW_TASK) != 0 && |
| (mLaunchFlags & FLAG_ACTIVITY_MULTIPLE_TASK) == 0) |
| || isLaunchModeOneOf(LAUNCH_SINGLE_INSTANCE, LAUNCH_SINGLE_TASK); |
| // If bring to front is requested, and no result is requested and we have not been given |
| // an explicit task to launch in to, and we can find a task that was started with this |
| // same component, then instead of launching bring that one to the front. |
| putIntoExistingTask &= mInTask == null && mStartActivity.resultTo == null; |
| ActivityRecord intentActivity = null; |
| if (mOptions != null && mOptions.getLaunchTaskId() != -1) { |
| final TaskRecord task = mSupervisor.anyTaskForIdLocked(mOptions.getLaunchTaskId()); |
| intentActivity = task != null ? task.getTopActivity() : null; |
| } else if (putIntoExistingTask) { |
| if (LAUNCH_SINGLE_INSTANCE == mLaunchMode) { |
| // There can be one and only one instance of single instance activity in the |
| // history, and it is always in its own unique task, so we do a special search. |
| intentActivity = mSupervisor.findActivityLocked(mIntent, mStartActivity.info, |
| mStartActivity.isActivityTypeHome()); |
| } else if ((mLaunchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) != 0) { |
| // For the launch adjacent case we only want to put the activity in an existing |
| // task if the activity already exists in the history. |
| intentActivity = mSupervisor.findActivityLocked(mIntent, mStartActivity.info, |
| !(LAUNCH_SINGLE_TASK == mLaunchMode)); |
| } else { |
| // Otherwise find the best task to put the activity in. |
| intentActivity = mSupervisor.findTaskLocked(mStartActivity, mPreferredDisplayId); |
| } |
| } |
| return intentActivity; |
| } |
| |
| /** |
| * Returns the ID of the display to use for a new activity. If the device is in VR mode, |
| * then return the Vr mode's virtual display ID. If not, if the activity was started with |
| * a launchDisplayId, use that. Otherwise, if the source activity has a explicit display ID |
| * set, use that to launch the activity. |
| */ |
| private int getPreferedDisplayId( |
| ActivityRecord sourceRecord, ActivityRecord startingActivity, ActivityOptions options) { |
| // Check if the Activity is a VR activity. If so, the activity should be launched in |
| // main display. |
| if (startingActivity != null && startingActivity.requestedVrComponent != null) { |
| return DEFAULT_DISPLAY; |
| } |
| |
| // Get the virtual display id from ActivityManagerService. |
| int displayId = mService.mVr2dDisplayId; |
| if (displayId != INVALID_DISPLAY) { |
| if (DEBUG_STACK) { |
| Slog.d(TAG, "getSourceDisplayId :" + displayId); |
| } |
| return displayId; |
| } |
| |
| // If the caller requested a display, prefer that display. |
| final int launchDisplayId = |
| (options != null) ? options.getLaunchDisplayId() : INVALID_DISPLAY; |
| if (launchDisplayId != INVALID_DISPLAY) { |
| return launchDisplayId; |
| } |
| |
| displayId = sourceRecord != null ? sourceRecord.getDisplayId() : INVALID_DISPLAY; |
| // If the activity has a displayId set explicitly, launch it on the same displayId. |
| if (displayId != INVALID_DISPLAY) { |
| return displayId; |
| } |
| return DEFAULT_DISPLAY; |
| } |
| |
| /** |
| * Figure out which task and activity to bring to front when we have found an existing matching |
| * activity record in history. May also clear the task if needed. |
| * @param intentActivity Existing matching activity. |
| * @return {@link ActivityRecord} brought to front. |
| */ |
| private ActivityRecord setTargetStackAndMoveToFrontIfNeeded(ActivityRecord intentActivity) { |
| mTargetStack = intentActivity.getStack(); |
| mTargetStack.mLastPausedActivity = null; |
| // If the target task is not in the front, then we need to bring it to the front... |
| // except... well, with SINGLE_TASK_LAUNCH it's not entirely clear. We'd like to have |
| // the same behavior as if a new instance was being started, which means not bringing it |
| // to the front if the caller is not itself in the front. |
| final ActivityStack focusStack = mSupervisor.getFocusedStack(); |
| ActivityRecord curTop = (focusStack == null) |
| ? null : focusStack.topRunningNonDelayedActivityLocked(mNotTop); |
| |
| final TaskRecord topTask = curTop != null ? curTop.getTask() : null; |
| if (topTask != null |
| && (topTask != intentActivity.getTask() || topTask != focusStack.topTask()) |
| && !mAvoidMoveToFront) { |
| mStartActivity.intent.addFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT); |
| if (mSourceRecord == null || (mSourceStack.getTopActivity() != null && |
| mSourceStack.getTopActivity().getTask() == mSourceRecord.getTask())) { |
| // We really do want to push this one into the user's face, right now. |
| if (mLaunchTaskBehind && mSourceRecord != null) { |
| intentActivity.setTaskToAffiliateWith(mSourceRecord.getTask()); |
| } |
| |
| // If the launch flags carry both NEW_TASK and CLEAR_TASK, the task's activities |
| // will be cleared soon by ActivityStarter in setTaskFromIntentActivity(). |
| // So no point resuming any of the activities here, it just wastes one extra |
| // resuming, plus enter AND exit transitions. |
| // Here we only want to bring the target stack forward. Transition will be applied |
| // to the new activity that's started after the old ones are gone. |
| final boolean willClearTask = |
| (mLaunchFlags & (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK)) |
| == (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK); |
| if (!willClearTask) { |
| final ActivityStack launchStack = getLaunchStack( |
| mStartActivity, mLaunchFlags, mStartActivity.getTask(), mOptions); |
| final TaskRecord intentTask = intentActivity.getTask(); |
| if (launchStack == null || launchStack == mTargetStack) { |
| // We only want to move to the front, if we aren't going to launch on a |
| // different stack. If we launch on a different stack, we will put the |
| // task on top there. |
| mTargetStack.moveTaskToFrontLocked(intentTask, mNoAnimation, mOptions, |
| mStartActivity.appTimeTracker, "bringingFoundTaskToFront"); |
| mMovedToFront = true; |
| } else if (launchStack.inSplitScreenWindowingMode()) { |
| if ((mLaunchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) != 0) { |
| // If we want to launch adjacent and mTargetStack is not the computed |
| // launch stack - move task to top of computed stack. |
| intentTask.reparent(launchStack, ON_TOP, |
| REPARENT_MOVE_STACK_TO_FRONT, ANIMATE, DEFER_RESUME, |
| "launchToSide"); |
| } else { |
| // TODO: This should be reevaluated in MW v2. |
| // We choose to move task to front instead of launching it adjacent |
| // when specific stack was requested explicitly and it appeared to be |
| // adjacent stack, but FLAG_ACTIVITY_LAUNCH_ADJACENT was not set. |
| mTargetStack.moveTaskToFrontLocked(intentTask, |
| mNoAnimation, mOptions, mStartActivity.appTimeTracker, |
| "bringToFrontInsteadOfAdjacentLaunch"); |
| } |
| mMovedToFront = launchStack != launchStack.getDisplay() |
| .getTopStackInWindowingMode(launchStack.getWindowingMode()); |
| } else if (launchStack.mDisplayId != mTargetStack.mDisplayId) { |
| // Target and computed stacks are on different displays and we've |
| // found a matching task - move the existing instance to that display and |
| // move it to front. |
| intentActivity.getTask().reparent(launchStack, ON_TOP, |
| REPARENT_MOVE_STACK_TO_FRONT, ANIMATE, DEFER_RESUME, |
| "reparentToDisplay"); |
| mMovedToFront = true; |
| } else if (launchStack.isActivityTypeHome() |
| && !mTargetStack.isActivityTypeHome()) { |
| // It is possible for the home activity to be in another stack initially. |
| // For example, the activity may have been initially started with an intent |
| // which placed it in the fullscreen stack. To ensure the proper handling of |
| // the activity based on home stack assumptions, we must move it over. |
| intentActivity.getTask().reparent(launchStack, ON_TOP, |
| REPARENT_MOVE_STACK_TO_FRONT, ANIMATE, DEFER_RESUME, |
| "reparentingHome"); |
| mMovedToFront = true; |
| } |
| mOptions = null; |
| |
| // We are moving a task to the front, use starting window to hide initial drawn |
| // delay. |
| intentActivity.showStartingWindow(null /* prev */, false /* newTask */, |
| true /* taskSwitch */); |
| } |
| } |
| } |
| // Need to update mTargetStack because if task was moved out of it, the original stack may |
| // be destroyed. |
| mTargetStack = intentActivity.getStack(); |
| if (!mMovedToFront && mDoResume) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Bring to front target: " + mTargetStack |
| + " from " + intentActivity); |
| mTargetStack.moveToFront("intentActivityFound"); |
| } |
| |
| mSupervisor.handleNonResizableTaskIfNeeded(intentActivity.getTask(), |
| WINDOWING_MODE_UNDEFINED, DEFAULT_DISPLAY, mTargetStack); |
| |
| // If the caller has requested that the target task be reset, then do so. |
| if ((mLaunchFlags & FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) { |
| return mTargetStack.resetTaskIfNeededLocked(intentActivity, mStartActivity); |
| } |
| return intentActivity; |
| } |
| |
| private void setTaskFromIntentActivity(ActivityRecord intentActivity) { |
| if ((mLaunchFlags & (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK)) |
| == (FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK)) { |
| // The caller has requested to completely replace any existing task with its new |
| // activity. Well that should not be too hard... |
| // Note: we must persist the {@link TaskRecord} first as intentActivity could be |
| // removed from calling performClearTaskLocked (For example, if it is being brought out |
| // of history or if it is finished immediately), thus disassociating the task. Also note |
| // that mReuseTask is reset as a result of {@link TaskRecord#performClearTaskLocked} |
| // launching another activity. |
| // TODO(b/36119896): We shouldn't trigger activity launches in this path since we are |
| // already launching one. |
| final TaskRecord task = intentActivity.getTask(); |
| task.performClearTaskLocked(); |
| mReuseTask = task; |
| mReuseTask.setIntent(mStartActivity); |
| } else if ((mLaunchFlags & FLAG_ACTIVITY_CLEAR_TOP) != 0 |
| || isLaunchModeOneOf(LAUNCH_SINGLE_INSTANCE, LAUNCH_SINGLE_TASK)) { |
| ActivityRecord top = intentActivity.getTask().performClearTaskLocked(mStartActivity, |
| mLaunchFlags); |
| if (top == null) { |
| // A special case: we need to start the activity because it is not currently |
| // running, and the caller has asked to clear the current task to have this |
| // activity at the top. |
| mAddingToTask = true; |
| |
| // We are no longer placing the activity in the task we previously thought we were. |
| mStartActivity.setTask(null); |
| // Now pretend like this activity is being started by the top of its task, so it |
| // is put in the right place. |
| mSourceRecord = intentActivity; |
| final TaskRecord task = mSourceRecord.getTask(); |
| if (task != null && task.getStack() == null) { |
| // Target stack got cleared when we all activities were removed above. |
| // Go ahead and reset it. |
| mTargetStack = computeStackFocus(mSourceRecord, false /* newTask */, |
| mLaunchFlags, mOptions); |
| mTargetStack.addTask(task, |
| !mLaunchTaskBehind /* toTop */, "startActivityUnchecked"); |
| } |
| } |
| } else if (mStartActivity.realActivity.equals(intentActivity.getTask().realActivity)) { |
| // In this case the top activity on the task is the same as the one being launched, |
| // so we take that as a request to bring the task to the foreground. If the top |
| // activity in the task is the root activity, deliver this new intent to it if it |
| // desires. |
| if (((mLaunchFlags & FLAG_ACTIVITY_SINGLE_TOP) != 0 |
| || LAUNCH_SINGLE_TOP == mLaunchMode) |
| && intentActivity.realActivity.equals(mStartActivity.realActivity)) { |
| if (intentActivity.frontOfTask) { |
| intentActivity.getTask().setIntent(mStartActivity); |
| } |
| deliverNewIntent(intentActivity); |
| } else if (!intentActivity.getTask().isSameIntentFilter(mStartActivity)) { |
| // In this case we are launching the root activity of the task, but with a |
| // different intent. We should start a new instance on top. |
| mAddingToTask = true; |
| mSourceRecord = intentActivity; |
| } |
| } else if ((mLaunchFlags & FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) == 0) { |
| // In this case an activity is being launched in to an existing task, without |
| // resetting that task. This is typically the situation of launching an activity |
| // from a notification or shortcut. We want to place the new activity on top of the |
| // current task. |
| mAddingToTask = true; |
| mSourceRecord = intentActivity; |
| } else if (!intentActivity.getTask().rootWasReset) { |
| // In this case we are launching into an existing task that has not yet been started |
| // from its front door. The current task has been brought to the front. Ideally, |
| // we'd probably like to place this new task at the bottom of its stack, but that's |
| // a little hard to do with the current organization of the code so for now we'll |
| // just drop it. |
| intentActivity.getTask().setIntent(mStartActivity); |
| } |
| } |
| |
| private void resumeTargetStackIfNeeded() { |
| if (mDoResume) { |
| mSupervisor.resumeFocusedStackTopActivityLocked(mTargetStack, null, mOptions); |
| } else { |
| ActivityOptions.abort(mOptions); |
| } |
| mSupervisor.updateUserStackLocked(mStartActivity.userId, mTargetStack); |
| } |
| |
| private int setTaskFromReuseOrCreateNewTask( |
| TaskRecord taskToAffiliate, ActivityStack topStack) { |
| mTargetStack = computeStackFocus(mStartActivity, true, mLaunchFlags, mOptions); |
| |
| // Do no move the target stack to front yet, as we might bail if |
| // isLockTaskModeViolation fails below. |
| |
| if (mReuseTask == null) { |
| final TaskRecord task = mTargetStack.createTaskRecord( |
| mSupervisor.getNextTaskIdForUserLocked(mStartActivity.userId), |
| mNewTaskInfo != null ? mNewTaskInfo : mStartActivity.info, |
| mNewTaskIntent != null ? mNewTaskIntent : mIntent, mVoiceSession, |
| mVoiceInteractor, !mLaunchTaskBehind /* toTop */, mStartActivity, mSourceRecord, |
| mOptions); |
| addOrReparentStartingActivity(task, "setTaskFromReuseOrCreateNewTask - mReuseTask"); |
| updateBounds(mStartActivity.getTask(), mLaunchParams.mBounds); |
| |
| if (DEBUG_TASKS) Slog.v(TAG_TASKS, "Starting new activity " + mStartActivity |
| + " in new task " + mStartActivity.getTask()); |
| } else { |
| addOrReparentStartingActivity(mReuseTask, "setTaskFromReuseOrCreateNewTask"); |
| } |
| |
| if (taskToAffiliate != null) { |
| mStartActivity.setTaskToAffiliateWith(taskToAffiliate); |
| } |
| |
| if (mService.mActivityTaskManager.getLockTaskController().isLockTaskModeViolation(mStartActivity.getTask())) { |
| Slog.e(TAG, "Attempted Lock Task Mode violation mStartActivity=" + mStartActivity); |
| return START_RETURN_LOCK_TASK_MODE_VIOLATION; |
| } |
| |
| if (mDoResume) { |
| mTargetStack.moveToFront("reuseOrNewTask"); |
| } |
| return START_SUCCESS; |
| } |
| |
| private void deliverNewIntent(ActivityRecord activity) { |
| if (mIntentDelivered) { |
| return; |
| } |
| |
| ActivityStack.logStartActivity(AM_NEW_INTENT, activity, activity.getTask()); |
| activity.deliverNewIntentLocked(mCallingUid, mStartActivity.intent, |
| mStartActivity.launchedFromPackage); |
| mIntentDelivered = true; |
| } |
| |
| private int setTaskFromSourceRecord() { |
| if (mService.mActivityTaskManager.getLockTaskController().isLockTaskModeViolation(mSourceRecord.getTask())) { |
| Slog.e(TAG, "Attempted Lock Task Mode violation mStartActivity=" + mStartActivity); |
| return START_RETURN_LOCK_TASK_MODE_VIOLATION; |
| } |
| |
| final TaskRecord sourceTask = mSourceRecord.getTask(); |
| final ActivityStack sourceStack = mSourceRecord.getStack(); |
| // We only want to allow changing stack in two cases: |
| // 1. If the target task is not the top one. Otherwise we would move the launching task to |
| // the other side, rather than show two side by side. |
| // 2. If activity is not allowed on target display. |
| final int targetDisplayId = mTargetStack != null ? mTargetStack.mDisplayId |
| : sourceStack.mDisplayId; |
| final boolean moveStackAllowed = sourceStack.topTask() != sourceTask |
| || !mStartActivity.canBeLaunchedOnDisplay(targetDisplayId); |
| if (moveStackAllowed) { |
| mTargetStack = getLaunchStack(mStartActivity, mLaunchFlags, mStartActivity.getTask(), |
| mOptions); |
| // If target stack is not found now - we can't just rely on the source stack, as it may |
| // be not suitable. Let's check other displays. |
| if (mTargetStack == null && targetDisplayId != sourceStack.mDisplayId) { |
| // Can't use target display, lets find a stack on the source display. |
| mTargetStack = mService.mStackSupervisor.getValidLaunchStackOnDisplay( |
| sourceStack.mDisplayId, mStartActivity); |
| } |
| if (mTargetStack == null) { |
| // There are no suitable stacks on the target and source display(s). Look on all |
| // displays. |
| mTargetStack = mService.mStackSupervisor.getNextValidLaunchStackLocked( |
| mStartActivity, -1 /* currentFocus */); |
| } |
| } |
| |
| if (mTargetStack == null) { |
| mTargetStack = sourceStack; |
| } else if (mTargetStack != sourceStack) { |
| sourceTask.reparent(mTargetStack, ON_TOP, REPARENT_MOVE_STACK_TO_FRONT, !ANIMATE, |
| DEFER_RESUME, "launchToSide"); |
| } |
| |
| final TaskRecord topTask = mTargetStack.topTask(); |
| if (topTask != sourceTask && !mAvoidMoveToFront) { |
| mTargetStack.moveTaskToFrontLocked(sourceTask, mNoAnimation, mOptions, |
| mStartActivity.appTimeTracker, "sourceTaskToFront"); |
| } else if (mDoResume) { |
| mTargetStack.moveToFront("sourceStackToFront"); |
| } |
| |
| if (!mAddingToTask && (mLaunchFlags & FLAG_ACTIVITY_CLEAR_TOP) != 0) { |
| // In this case, we are adding the activity to an existing task, but the caller has |
| // asked to clear that task if the activity is already running. |
| ActivityRecord top = sourceTask.performClearTaskLocked(mStartActivity, mLaunchFlags); |
| mKeepCurTransition = true; |
| if (top != null) { |
| ActivityStack.logStartActivity(AM_NEW_INTENT, mStartActivity, top.getTask()); |
| deliverNewIntent(top); |
| // For paranoia, make sure we have correctly resumed the top activity. |
| mTargetStack.mLastPausedActivity = null; |
| if (mDoResume) { |
| mSupervisor.resumeFocusedStackTopActivityLocked(); |
| } |
| ActivityOptions.abort(mOptions); |
| return START_DELIVERED_TO_TOP; |
| } |
| } else if (!mAddingToTask && (mLaunchFlags & FLAG_ACTIVITY_REORDER_TO_FRONT) != 0) { |
| // In this case, we are launching an activity in our own task that may already be |
| // running somewhere in the history, and we want to shuffle it to the front of the |
| // stack if so. |
| final ActivityRecord top = sourceTask.findActivityInHistoryLocked(mStartActivity); |
| if (top != null) { |
| final TaskRecord task = top.getTask(); |
| task.moveActivityToFrontLocked(top); |
| top.updateOptionsLocked(mOptions); |
| ActivityStack.logStartActivity(AM_NEW_INTENT, mStartActivity, task); |
| deliverNewIntent(top); |
| mTargetStack.mLastPausedActivity = null; |
| if (mDoResume) { |
| mSupervisor.resumeFocusedStackTopActivityLocked(); |
| } |
| return START_DELIVERED_TO_TOP; |
| } |
| } |
| |
| // An existing activity is starting this new activity, so we want to keep the new one in |
| // the same task as the one that is starting it. |
| addOrReparentStartingActivity(sourceTask, "setTaskFromSourceRecord"); |
| if (DEBUG_TASKS) Slog.v(TAG_TASKS, "Starting new activity " + mStartActivity |
| + " in existing task " + mStartActivity.getTask() + " from source " + mSourceRecord); |
| return START_SUCCESS; |
| } |
| |
| private int setTaskFromInTask() { |
| // The caller is asking that the new activity be started in an explicit |
| // task it has provided to us. |
| if (mService.mActivityTaskManager.getLockTaskController().isLockTaskModeViolation(mInTask)) { |
| Slog.e(TAG, "Attempted Lock Task Mode violation mStartActivity=" + mStartActivity); |
| return START_RETURN_LOCK_TASK_MODE_VIOLATION; |
| } |
| |
| mTargetStack = mInTask.getStack(); |
| |
| // Check whether we should actually launch the new activity in to the task, |
| // or just reuse the current activity on top. |
| ActivityRecord top = mInTask.getTopActivity(); |
| if (top != null && top.realActivity.equals(mStartActivity.realActivity) |
| && top.userId == mStartActivity.userId) { |
| if ((mLaunchFlags & FLAG_ACTIVITY_SINGLE_TOP) != 0 |
| || isLaunchModeOneOf(LAUNCH_SINGLE_TOP, LAUNCH_SINGLE_TASK)) { |
| mTargetStack.moveTaskToFrontLocked(mInTask, mNoAnimation, mOptions, |
| mStartActivity.appTimeTracker, "inTaskToFront"); |
| if ((mStartFlags & START_FLAG_ONLY_IF_NEEDED) != 0) { |
| // We don't need to start a new activity, and the client said not to do |
| // anything if that is the case, so this is it! |
| return START_RETURN_INTENT_TO_CALLER; |
| } |
| deliverNewIntent(top); |
| return START_DELIVERED_TO_TOP; |
| } |
| } |
| |
| if (!mAddingToTask) { |
| mTargetStack.moveTaskToFrontLocked(mInTask, mNoAnimation, mOptions, |
| mStartActivity.appTimeTracker, "inTaskToFront"); |
| // We don't actually want to have this activity added to the task, so just |
| // stop here but still tell the caller that we consumed the intent. |
| ActivityOptions.abort(mOptions); |
| return START_TASK_TO_FRONT; |
| } |
| |
| if (!mLaunchParams.mBounds.isEmpty()) { |
| // TODO: Shouldn't we already know what stack to use by the time we get here? |
| ActivityStack stack = mSupervisor.getLaunchStack(null, null, mInTask, ON_TOP); |
| if (stack != mInTask.getStack()) { |
| mInTask.reparent(stack, ON_TOP, REPARENT_KEEP_STACK_AT_FRONT, !ANIMATE, |
| DEFER_RESUME, "inTaskToFront"); |
| mTargetStack = mInTask.getStack(); |
| } |
| |
| updateBounds(mInTask, mLaunchParams.mBounds); |
| } |
| |
| mTargetStack.moveTaskToFrontLocked( |
| mInTask, mNoAnimation, mOptions, mStartActivity.appTimeTracker, "inTaskToFront"); |
| |
| addOrReparentStartingActivity(mInTask, "setTaskFromInTask"); |
| if (DEBUG_TASKS) Slog.v(TAG_TASKS, "Starting new activity " + mStartActivity |
| + " in explicit task " + mStartActivity.getTask()); |
| |
| return START_SUCCESS; |
| } |
| |
| @VisibleForTesting |
| void updateBounds(TaskRecord task, Rect bounds) { |
| if (bounds.isEmpty()) { |
| return; |
| } |
| |
| final ActivityStack stack = task.getStack(); |
| if (stack != null && stack.resizeStackWithLaunchBounds()) { |
| mService.mActivityTaskManager.resizeStack( |
| stack.mStackId, bounds, true, !PRESERVE_WINDOWS, ANIMATE, -1); |
| } else { |
| task.updateOverrideConfiguration(bounds); |
| } |
| } |
| |
| private void setTaskToCurrentTopOrCreateNewTask() { |
| mTargetStack = computeStackFocus(mStartActivity, false, mLaunchFlags, mOptions); |
| if (mDoResume) { |
| mTargetStack.moveToFront("addingToTopTask"); |
| } |
| final ActivityRecord prev = mTargetStack.getTopActivity(); |
| final TaskRecord task = (prev != null) ? prev.getTask() : mTargetStack.createTaskRecord( |
| mSupervisor.getNextTaskIdForUserLocked(mStartActivity.userId), mStartActivity.info, |
| mIntent, null, null, true, mStartActivity, mSourceRecord, mOptions); |
| addOrReparentStartingActivity(task, "setTaskToCurrentTopOrCreateNewTask"); |
| mTargetStack.positionChildWindowContainerAtTop(task); |
| if (DEBUG_TASKS) Slog.v(TAG_TASKS, "Starting new activity " + mStartActivity |
| + " in new guessed " + mStartActivity.getTask()); |
| } |
| |
| private void addOrReparentStartingActivity(TaskRecord parent, String reason) { |
| if (mStartActivity.getTask() == null || mStartActivity.getTask() == parent) { |
| parent.addActivityToTop(mStartActivity); |
| } else { |
| mStartActivity.reparent(parent, parent.mActivities.size() /* top */, reason); |
| } |
| } |
| |
| private int adjustLaunchFlagsToDocumentMode(ActivityRecord r, boolean launchSingleInstance, |
| boolean launchSingleTask, int launchFlags) { |
| if ((launchFlags & Intent.FLAG_ACTIVITY_NEW_DOCUMENT) != 0 && |
| (launchSingleInstance || launchSingleTask)) { |
| // We have a conflict between the Intent and the Activity manifest, manifest wins. |
| Slog.i(TAG, "Ignoring FLAG_ACTIVITY_NEW_DOCUMENT, launchMode is " + |
| "\"singleInstance\" or \"singleTask\""); |
| launchFlags &= |
| ~(Intent.FLAG_ACTIVITY_NEW_DOCUMENT | FLAG_ACTIVITY_MULTIPLE_TASK); |
| } else { |
| switch (r.info.documentLaunchMode) { |
| case ActivityInfo.DOCUMENT_LAUNCH_NONE: |
| break; |
| case ActivityInfo.DOCUMENT_LAUNCH_INTO_EXISTING: |
| launchFlags |= Intent.FLAG_ACTIVITY_NEW_DOCUMENT; |
| break; |
| case ActivityInfo.DOCUMENT_LAUNCH_ALWAYS: |
| launchFlags |= Intent.FLAG_ACTIVITY_NEW_DOCUMENT; |
| break; |
| case ActivityInfo.DOCUMENT_LAUNCH_NEVER: |
| launchFlags &= ~FLAG_ACTIVITY_MULTIPLE_TASK; |
| break; |
| } |
| } |
| return launchFlags; |
| } |
| |
| private ActivityStack computeStackFocus(ActivityRecord r, boolean newTask, int launchFlags, |
| ActivityOptions aOptions) { |
| final TaskRecord task = r.getTask(); |
| ActivityStack stack = getLaunchStack(r, launchFlags, task, aOptions); |
| if (stack != null) { |
| return stack; |
| } |
| |
| final ActivityStack currentStack = task != null ? task.getStack() : null; |
| if (currentStack != null) { |
| if (mSupervisor.mFocusedStack != currentStack) { |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, |
| "computeStackFocus: Setting " + "focused stack to r=" + r |
| + " task=" + task); |
| } else { |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, |
| "computeStackFocus: Focused stack already=" |
| + mSupervisor.mFocusedStack); |
| } |
| return currentStack; |
| } |
| |
| if (canLaunchIntoFocusedStack(r, newTask)) { |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, |
| "computeStackFocus: Have a focused stack=" + mSupervisor.mFocusedStack); |
| return mSupervisor.mFocusedStack; |
| } |
| |
| if (mPreferredDisplayId != DEFAULT_DISPLAY) { |
| // Try to put the activity in a stack on a secondary display. |
| stack = mSupervisor.getValidLaunchStackOnDisplay(mPreferredDisplayId, r); |
| if (stack == null) { |
| // If source display is not suitable - look for topmost valid stack in the system. |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, |
| "computeStackFocus: Can't launch on mPreferredDisplayId=" |
| + mPreferredDisplayId + ", looking on all displays."); |
| stack = mSupervisor.getNextValidLaunchStackLocked(r, mPreferredDisplayId); |
| } |
| } |
| if (stack == null) { |
| // We first try to put the task in the first dynamic stack on home display. |
| final ActivityDisplay display = mSupervisor.getDefaultDisplay(); |
| for (int stackNdx = display.getChildCount() - 1; stackNdx >= 0; --stackNdx) { |
| stack = display.getChildAt(stackNdx); |
| if (!stack.isOnHomeDisplay()) { |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, |
| "computeStackFocus: Setting focused stack=" + stack); |
| return stack; |
| } |
| } |
| // If there is no suitable dynamic stack then we figure out which static stack to use. |
| stack = mSupervisor.getLaunchStack(r, aOptions, task, ON_TOP); |
| } |
| if (DEBUG_FOCUS || DEBUG_STACK) Slog.d(TAG_FOCUS, "computeStackFocus: New stack r=" |
| + r + " stackId=" + stack.mStackId); |
| return stack; |
| } |
| |
| /** Check if provided activity record can launch in currently focused stack. */ |
| // TODO: This method can probably be consolidated into getLaunchStack() below. |
| private boolean canLaunchIntoFocusedStack(ActivityRecord r, boolean newTask) { |
| final ActivityStack focusedStack = mSupervisor.mFocusedStack; |
| final boolean canUseFocusedStack; |
| if (focusedStack.isActivityTypeAssistant()) { |
| canUseFocusedStack = r.isActivityTypeAssistant(); |
| } else { |
| switch (focusedStack.getWindowingMode()) { |
| case WINDOWING_MODE_FULLSCREEN: |
| // The fullscreen stack can contain any task regardless of if the task is |
| // resizeable or not. So, we let the task go in the fullscreen task if it is the |
| // focus stack. |
| canUseFocusedStack = true; |
| break; |
| case WINDOWING_MODE_SPLIT_SCREEN_PRIMARY: |
| case WINDOWING_MODE_SPLIT_SCREEN_SECONDARY: |
| // Any activity which supports split screen can go in the docked stack. |
| canUseFocusedStack = r.supportsSplitScreenWindowingMode(); |
| break; |
| case WINDOWING_MODE_FREEFORM: |
| // Any activity which supports freeform can go in the freeform stack. |
| canUseFocusedStack = r.supportsFreeform(); |
| break; |
| default: |
| // Dynamic stacks behave similarly to the fullscreen stack and can contain any |
| // resizeable task. |
| canUseFocusedStack = !focusedStack.isOnHomeDisplay() |
| && r.canBeLaunchedOnDisplay(focusedStack.mDisplayId); |
| } |
| } |
| return canUseFocusedStack && !newTask |
| // Using the focus stack isn't important enough to override the preferred display. |
| && (mPreferredDisplayId == focusedStack.mDisplayId); |
| } |
| |
| private ActivityStack getLaunchStack(ActivityRecord r, int launchFlags, TaskRecord task, |
| ActivityOptions aOptions) { |
| // We are reusing a task, keep the stack! |
| if (mReuseTask != null) { |
| return mReuseTask.getStack(); |
| } |
| |
| if (((launchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) == 0) |
| || mPreferredDisplayId != DEFAULT_DISPLAY) { |
| // We don't pass in the default display id into the get launch stack call so it can do a |
| // full resolution. |
| final int candidateDisplay = |
| mPreferredDisplayId != DEFAULT_DISPLAY ? mPreferredDisplayId : INVALID_DISPLAY; |
| return mSupervisor.getLaunchStack(r, aOptions, task, ON_TOP, candidateDisplay); |
| } |
| // Otherwise handle adjacent launch. |
| |
| // The parent activity doesn't want to launch the activity on top of itself, but |
| // instead tries to put it onto other side in side-by-side mode. |
| final ActivityStack parentStack = task != null ? task.getStack(): mSupervisor.mFocusedStack; |
| |
| if (parentStack != mSupervisor.mFocusedStack) { |
| // If task's parent stack is not focused - use it during adjacent launch. |
| return parentStack; |
| } else { |
| if (mSupervisor.mFocusedStack != null && task == mSupervisor.mFocusedStack.topTask()) { |
| // If task is already on top of focused stack - use it. We don't want to move the |
| // existing focused task to adjacent stack, just deliver new intent in this case. |
| return mSupervisor.mFocusedStack; |
| } |
| |
| if (parentStack != null && parentStack.inSplitScreenPrimaryWindowingMode()) { |
| // If parent was in docked stack, the natural place to launch another activity |
| // will be fullscreen, so it can appear alongside the docked window. |
| final int activityType = mSupervisor.resolveActivityType(r, mOptions, task); |
| return parentStack.getDisplay().getOrCreateStack( |
| WINDOWING_MODE_SPLIT_SCREEN_SECONDARY, activityType, ON_TOP); |
| } else { |
| // If the parent is not in the docked stack, we check if there is docked window |
| // and if yes, we will launch into that stack. If not, we just put the new |
| // activity into parent's stack, because we can't find a better place. |
| final ActivityStack dockedStack = |
| mSupervisor.getDefaultDisplay().getSplitScreenPrimaryStack(); |
| if (dockedStack != null && !dockedStack.shouldBeVisible(r)) { |
| // There is a docked stack, but it isn't visible, so we can't launch into that. |
| return mSupervisor.getLaunchStack(r, aOptions, task, ON_TOP); |
| } else { |
| return dockedStack; |
| } |
| } |
| } |
| } |
| |
| private boolean isLaunchModeOneOf(int mode1, int mode2) { |
| return mode1 == mLaunchMode || mode2 == mLaunchMode; |
| } |
| |
| static boolean isDocumentLaunchesIntoExisting(int flags) { |
| return (flags & Intent.FLAG_ACTIVITY_NEW_DOCUMENT) != 0 && |
| (flags & Intent.FLAG_ACTIVITY_MULTIPLE_TASK) == 0; |
| } |
| |
| ActivityStarter setIntent(Intent intent) { |
| mRequest.intent = intent; |
| return this; |
| } |
| |
| @VisibleForTesting |
| Intent getIntent() { |
| return mRequest.intent; |
| } |
| |
| ActivityStarter setReason(String reason) { |
| mRequest.reason = reason; |
| return this; |
| } |
| |
| ActivityStarter setCaller(IApplicationThread caller) { |
| mRequest.caller = caller; |
| return this; |
| } |
| |
| ActivityStarter setEphemeralIntent(Intent intent) { |
| mRequest.ephemeralIntent = intent; |
| return this; |
| } |
| |
| |
| ActivityStarter setResolvedType(String type) { |
| mRequest.resolvedType = type; |
| return this; |
| } |
| |
| ActivityStarter setActivityInfo(ActivityInfo info) { |
| mRequest.activityInfo = info; |
| return this; |
| } |
| |
| ActivityStarter setResolveInfo(ResolveInfo info) { |
| mRequest.resolveInfo = info; |
| return this; |
| } |
| |
| ActivityStarter setVoiceSession(IVoiceInteractionSession voiceSession) { |
| mRequest.voiceSession = voiceSession; |
| return this; |
| } |
| |
| ActivityStarter setVoiceInteractor(IVoiceInteractor voiceInteractor) { |
| mRequest.voiceInteractor = voiceInteractor; |
| return this; |
| } |
| |
| ActivityStarter setResultTo(IBinder resultTo) { |
| mRequest.resultTo = resultTo; |
| return this; |
| } |
| |
| ActivityStarter setResultWho(String resultWho) { |
| mRequest.resultWho = resultWho; |
| return this; |
| } |
| |
| ActivityStarter setRequestCode(int requestCode) { |
| mRequest.requestCode = requestCode; |
| return this; |
| } |
| |
| ActivityStarter setCallingPid(int pid) { |
| mRequest.callingPid = pid; |
| return this; |
| } |
| |
| ActivityStarter setCallingUid(int uid) { |
| mRequest.callingUid = uid; |
| return this; |
| } |
| |
| ActivityStarter setCallingPackage(String callingPackage) { |
| mRequest.callingPackage = callingPackage; |
| return this; |
| } |
| |
| ActivityStarter setRealCallingPid(int pid) { |
| mRequest.realCallingPid = pid; |
| return this; |
| } |
| |
| ActivityStarter setRealCallingUid(int uid) { |
| mRequest.realCallingUid = uid; |
| return this; |
| } |
| |
| ActivityStarter setStartFlags(int startFlags) { |
| mRequest.startFlags = startFlags; |
| return this; |
| } |
| |
| ActivityStarter setActivityOptions(SafeActivityOptions options) { |
| mRequest.activityOptions = options; |
| return this; |
| } |
| |
| ActivityStarter setActivityOptions(Bundle bOptions) { |
| return setActivityOptions(SafeActivityOptions.fromBundle(bOptions)); |
| } |
| |
| ActivityStarter setIgnoreTargetSecurity(boolean ignoreTargetSecurity) { |
| mRequest.ignoreTargetSecurity = ignoreTargetSecurity; |
| return this; |
| } |
| |
| ActivityStarter setFilterCallingUid(int filterCallingUid) { |
| mRequest.filterCallingUid = filterCallingUid; |
| return this; |
| } |
| |
| ActivityStarter setComponentSpecified(boolean componentSpecified) { |
| mRequest.componentSpecified = componentSpecified; |
| return this; |
| } |
| |
| ActivityStarter setOutActivity(ActivityRecord[] outActivity) { |
| mRequest.outActivity = outActivity; |
| return this; |
| } |
| |
| ActivityStarter setInTask(TaskRecord inTask) { |
| mRequest.inTask = inTask; |
| return this; |
| } |
| |
| ActivityStarter setWaitResult(WaitResult result) { |
| mRequest.waitResult = result; |
| return this; |
| } |
| |
| ActivityStarter setProfilerInfo(ProfilerInfo info) { |
| mRequest.profilerInfo = info; |
| return this; |
| } |
| |
| ActivityStarter setGlobalConfiguration(Configuration config) { |
| mRequest.globalConfig = config; |
| return this; |
| } |
| |
| ActivityStarter setUserId(int userId) { |
| mRequest.userId = userId; |
| return this; |
| } |
| |
| ActivityStarter setMayWait(int userId) { |
| mRequest.mayWait = true; |
| mRequest.userId = userId; |
| |
| return this; |
| } |
| |
| ActivityStarter setAllowPendingRemoteAnimationRegistryLookup(boolean allowLookup) { |
| mRequest.allowPendingRemoteAnimationRegistryLookup = allowLookup; |
| return this; |
| } |
| |
| void dump(PrintWriter pw, String prefix) { |
| prefix = prefix + " "; |
| pw.print(prefix); |
| pw.print("mCurrentUser="); |
| pw.println(mSupervisor.mCurrentUser); |
| pw.print(prefix); |
| pw.print("mLastStartReason="); |
| pw.println(mLastStartReason); |
| pw.print(prefix); |
| pw.print("mLastStartActivityTimeMs="); |
| pw.println(DateFormat.getDateTimeInstance().format(new Date(mLastStartActivityTimeMs))); |
| pw.print(prefix); |
| pw.print("mLastStartActivityResult="); |
| pw.println(mLastStartActivityResult); |
| ActivityRecord r = mLastStartActivityRecord[0]; |
| if (r != null) { |
| pw.print(prefix); |
| pw.println("mLastStartActivityRecord:"); |
| r.dump(pw, prefix + " "); |
| } |
| if (mStartActivity != null) { |
| pw.print(prefix); |
| pw.println("mStartActivity:"); |
| mStartActivity.dump(pw, prefix + " "); |
| } |
| if (mIntent != null) { |
| pw.print(prefix); |
| pw.print("mIntent="); |
| pw.println(mIntent); |
| } |
| if (mOptions != null) { |
| pw.print(prefix); |
| pw.print("mOptions="); |
| pw.println(mOptions); |
| } |
| pw.print(prefix); |
| pw.print("mLaunchSingleTop="); |
| pw.print(LAUNCH_SINGLE_TOP == mLaunchMode); |
| pw.print(" mLaunchSingleInstance="); |
| pw.print(LAUNCH_SINGLE_INSTANCE == mLaunchMode); |
| pw.print(" mLaunchSingleTask="); |
| pw.println(LAUNCH_SINGLE_TASK == mLaunchMode); |
| pw.print(prefix); |
| pw.print("mLaunchFlags=0x"); |
| pw.print(Integer.toHexString(mLaunchFlags)); |
| pw.print(" mDoResume="); |
| pw.print(mDoResume); |
| pw.print(" mAddingToTask="); |
| pw.println(mAddingToTask); |
| } |
| } |