auto import from //depot/cupcake/@135843
diff --git a/services/java/com/android/server/am/ActivityManagerService.java b/services/java/com/android/server/am/ActivityManagerService.java
new file mode 100644
index 0000000..141569e
--- /dev/null
+++ b/services/java/com/android/server/am/ActivityManagerService.java
@@ -0,0 +1,11790 @@
+/*
+ * Copyright (C) 2006-2008 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 com.android.internal.os.BatteryStatsImpl;
+import com.android.internal.os.RuntimeInit;
+import com.android.server.IntentResolver;
+import com.android.server.ProcessMap;
+import com.android.server.ProcessStats;
+import com.android.server.SystemServer;
+import com.android.server.Watchdog;
+import com.android.server.WindowManagerService;
+
+import android.app.Activity;
+import android.app.ActivityManager;
+import android.app.ActivityManagerNative;
+import android.app.ActivityThread;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.app.IActivityWatcher;
+import android.app.IApplicationThread;
+import android.app.IInstrumentationWatcher;
+import android.app.IIntentReceiver;
+import android.app.IIntentSender;
+import android.app.IServiceConnection;
+import android.app.IThumbnailReceiver;
+import android.app.Instrumentation;
+import android.app.PendingIntent;
+import android.app.ResultInfo;
+import android.content.ComponentName;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.ConfigurationInfo;
+import android.content.pm.IPackageDataObserver;
+import android.content.pm.IPackageManager;
+import android.content.pm.InstrumentationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ProviderInfo;
+import android.content.pm.ResolveInfo;
+import android.content.pm.ServiceInfo;
+import android.content.res.Configuration;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.os.Binder;
+import android.os.Bundle;
+import android.os.Environment;
+import android.os.FileUtils;
+import android.os.Handler;
+import android.os.IBinder;
+import android.os.IPermissionController;
+import android.os.Looper;
+import android.os.Message;
+import android.os.Parcel;
+import android.os.ParcelFileDescriptor;
+import android.os.PowerManager;
+import android.os.Process;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.SystemClock;
+import android.os.SystemProperties;
+import android.provider.Checkin;
+import android.provider.Settings;
+import android.text.TextUtils;
+import android.util.Config;
+import android.util.EventLog;
+import android.util.Log;
+import android.util.PrintWriterPrinter;
+import android.util.SparseArray;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.WindowManager;
+import android.view.WindowManagerPolicy;
+
+import dalvik.system.Zygote;
+
+import java.io.File;
+import java.io.FileDescriptor;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.PrintWriter;
+import java.lang.IllegalStateException;
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+
+public final class ActivityManagerService extends ActivityManagerNative implements Watchdog.Monitor {
+ static final String TAG = "ActivityManager";
+ static final boolean DEBUG = false;
+ static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV;
+ static final boolean DEBUG_SWITCH = localLOGV || false;
+ static final boolean DEBUG_TASKS = localLOGV || false;
+ static final boolean DEBUG_PAUSE = localLOGV || false;
+ static final boolean DEBUG_OOM_ADJ = localLOGV || false;
+ static final boolean DEBUG_TRANSITION = localLOGV || false;
+ static final boolean DEBUG_BROADCAST = localLOGV || false;
+ static final boolean DEBUG_SERVICE = localLOGV || false;
+ static final boolean DEBUG_VISBILITY = localLOGV || false;
+ static final boolean DEBUG_PROCESSES = localLOGV || false;
+ static final boolean DEBUG_USER_LEAVING = localLOGV || false;
+ static final boolean VALIDATE_TOKENS = false;
+ static final boolean SHOW_ACTIVITY_START_TIME = true;
+
+ // Control over CPU and battery monitoring.
+ static final long BATTERY_STATS_TIME = 30*60*1000; // write battery stats every 30 minutes.
+ static final boolean MONITOR_CPU_USAGE = true;
+ static final long MONITOR_CPU_MIN_TIME = 5*1000; // don't sample cpu less than every 5 seconds.
+ static final long MONITOR_CPU_MAX_TIME = 0x0fffffff; // wait possibly forever for next cpu sample.
+ static final boolean MONITOR_THREAD_CPU_USAGE = false;
+
+ // Event log tags
+ static final int LOG_CONFIGURATION_CHANGED = 2719;
+ static final int LOG_CPU = 2721;
+ static final int LOG_AM_FINISH_ACTIVITY = 30001;
+ static final int LOG_TASK_TO_FRONT = 30002;
+ static final int LOG_AM_NEW_INTENT = 30003;
+ static final int LOG_AM_CREATE_TASK = 30004;
+ static final int LOG_AM_CREATE_ACTIVITY = 30005;
+ static final int LOG_AM_RESTART_ACTIVITY = 30006;
+ static final int LOG_AM_RESUME_ACTIVITY = 30007;
+ static final int LOG_ANR = 30008;
+ static final int LOG_ACTIVITY_LAUNCH_TIME = 30009;
+ static final int LOG_AM_PROCESS_BOUND = 30010;
+ static final int LOG_AM_PROCESS_DIED = 30011;
+ static final int LOG_AM_FAILED_TO_PAUSE_ACTIVITY = 30012;
+ static final int LOG_AM_PAUSE_ACTIVITY = 30013;
+ static final int LOG_AM_PROCESS_START = 30014;
+ static final int LOG_AM_PROCESS_BAD = 30015;
+ static final int LOG_AM_PROCESS_GOOD = 30016;
+ static final int LOG_AM_LOW_MEMORY = 30017;
+ static final int LOG_AM_DESTROY_ACTIVITY = 30018;
+ static final int LOG_AM_RELAUNCH_RESUME_ACTIVITY = 30019;
+ static final int LOG_AM_RELAUNCH_ACTIVITY = 30020;
+ static final int LOG_AM_KILL_FOR_MEMORY = 30023;
+ static final int LOG_AM_BROADCAST_DISCARD_FILTER = 30024;
+ static final int LOG_AM_BROADCAST_DISCARD_APP = 30025;
+ static final int LOG_AM_CREATE_SERVICE = 30030;
+ static final int LOG_AM_DESTROY_SERVICE = 30031;
+ static final int LOG_AM_PROCESS_CRASHED_TOO_MUCH = 30032;
+ static final int LOG_AM_DROP_PROCESS = 30033;
+ static final int LOG_AM_SERVICE_CRASHED_TOO_MUCH = 30034;
+ static final int LOG_AM_SCHEDULE_SERVICE_RESTART = 30035;
+ static final int LOG_AM_PROVIDER_LOST_PROCESS = 30036;
+
+ static final int LOG_BOOT_PROGRESS_AMS_READY = 3040;
+ static final int LOG_BOOT_PROGRESS_ENABLE_SCREEN = 3050;
+
+ private static final String SYSTEM_SECURE = "ro.secure";
+
+ // This is the maximum number of application processes we would like
+ // to have running. Due to the asynchronous nature of things, we can
+ // temporarily go beyond this limit.
+ static final int MAX_PROCESSES = 2;
+
+ // Set to false to leave processes running indefinitely, relying on
+ // the kernel killing them as resources are required.
+ static final boolean ENFORCE_PROCESS_LIMIT = false;
+
+ // This is the maximum number of activities that we would like to have
+ // running at a given time.
+ static final int MAX_ACTIVITIES = 20;
+
+ // Maximum number of recent tasks that we can remember.
+ static final int MAX_RECENT_TASKS = 20;
+
+ // How long until we reset a task when the user returns to it. Currently
+ // 30 minutes.
+ static final long ACTIVITY_INACTIVE_RESET_TIME = 1000*60*30;
+
+ // Set to true to disable the icon that is shown while a new activity
+ // is being started.
+ static final boolean SHOW_APP_STARTING_ICON = true;
+
+ // How long we wait until giving up on the last activity to pause. This
+ // is short because it directly impacts the responsiveness of starting the
+ // next activity.
+ static final int PAUSE_TIMEOUT = 500;
+
+ /**
+ * How long we can hold the launch wake lock before giving up.
+ */
+ static final int LAUNCH_TIMEOUT = 10*1000;
+
+ // How long we wait for a launched process to attach to the activity manager
+ // before we decide it's never going to come up for real.
+ static final int PROC_START_TIMEOUT = 10*1000;
+
+ // How long we wait until giving up on the last activity telling us it
+ // is idle.
+ static final int IDLE_TIMEOUT = 10*1000;
+
+ // How long to wait after going idle before forcing apps to GC.
+ static final int GC_TIMEOUT = 5*1000;
+
+ // How long we wait until giving up on an activity telling us it has
+ // finished destroying itself.
+ static final int DESTROY_TIMEOUT = 10*1000;
+
+ // How long we allow a receiver to run before giving up on it.
+ static final int BROADCAST_TIMEOUT = 10*1000;
+
+ // How long we wait for a service to finish executing.
+ static final int SERVICE_TIMEOUT = 20*1000;
+
+ // How long a service needs to be running until restarting its process
+ // is no longer considered to be a relaunch of the service.
+ static final int SERVICE_RESTART_DURATION = 5*1000;
+
+ // Maximum amount of time for there to be no activity on a service before
+ // we consider it non-essential and allow its process to go on the
+ // LRU background list.
+ static final int MAX_SERVICE_INACTIVITY = 10*60*1000;
+
+ // How long we wait until we timeout on key dispatching.
+ static final int KEY_DISPATCHING_TIMEOUT = 5*1000;
+
+ // The minimum time we allow between crashes, for us to consider this
+ // application to be bad and stop and its services and reject broadcasts.
+ static final int MIN_CRASH_INTERVAL = 60*1000;
+
+ // How long we wait until we timeout on key dispatching during instrumentation.
+ static final int INSTRUMENTATION_KEY_DISPATCHING_TIMEOUT = 60*1000;
+
+ // OOM adjustments for processes in various states:
+
+ // This is a process without anything currently running in it. Definitely
+ // the first to go! Value set in system/rootdir/init.rc on startup.
+ // This value is initalized in the constructor, careful when refering to
+ // this static variable externally.
+ static int EMPTY_APP_ADJ;
+
+ // This is a process with a content provider that does not have any clients
+ // attached to it. If it did have any clients, its adjustment would be the
+ // one for the highest-priority of those processes.
+ static int CONTENT_PROVIDER_ADJ;
+
+ // This is a process only hosting activities that are not visible,
+ // so it can be killed without any disruption. Value set in
+ // system/rootdir/init.rc on startup.
+ final int HIDDEN_APP_MAX_ADJ;
+ static int HIDDEN_APP_MIN_ADJ;
+
+ // This is a process holding a secondary server -- killing it will not
+ // have much of an impact as far as the user is concerned. Value set in
+ // system/rootdir/init.rc on startup.
+ final int SECONDARY_SERVER_ADJ;
+
+ // This is a process only hosting activities that are visible to the
+ // user, so we'd prefer they don't disappear. Value set in
+ // system/rootdir/init.rc on startup.
+ final int VISIBLE_APP_ADJ;
+
+ // This is the process running the current foreground app. We'd really
+ // rather not kill it! Value set in system/rootdir/init.rc on startup.
+ final int FOREGROUND_APP_ADJ;
+
+ // This is a process running a core server, such as telephony. Definitely
+ // don't want to kill it, but doing so is not completely fatal.
+ static final int CORE_SERVER_ADJ = -12;
+
+ // The system process runs at the default adjustment.
+ static final int SYSTEM_ADJ = -16;
+
+ // Memory pages are 4K.
+ static final int PAGE_SIZE = 4*1024;
+
+ // Corresponding memory levels for above adjustments.
+ final int EMPTY_APP_MEM;
+ final int HIDDEN_APP_MEM;
+ final int SECONDARY_SERVER_MEM;
+ final int VISIBLE_APP_MEM;
+ final int FOREGROUND_APP_MEM;
+
+ final int MY_PID;
+
+ static final String[] EMPTY_STRING_ARRAY = new String[0];
+
+ enum ActivityState {
+ INITIALIZING,
+ RESUMED,
+ PAUSING,
+ PAUSED,
+ STOPPING,
+ STOPPED,
+ FINISHING,
+ DESTROYING,
+ DESTROYED
+ }
+
+ /**
+ * The back history of all previous (and possibly still
+ * running) activities. It contains HistoryRecord objects.
+ */
+ final ArrayList mHistory = new ArrayList();
+
+ /**
+ * List of all active broadcasts that are to be executed immediately
+ * (without waiting for another broadcast to finish). Currently this only
+ * contains broadcasts to registered receivers, to avoid spinning up
+ * a bunch of processes to execute IntentReceiver components.
+ */
+ final ArrayList<BroadcastRecord> mParallelBroadcasts
+ = new ArrayList<BroadcastRecord>();
+
+ /**
+ * List of all active broadcasts that are to be executed one at a time.
+ * The object at the top of the list is the currently activity broadcasts;
+ * those after it are waiting for the top to finish..
+ */
+ final ArrayList<BroadcastRecord> mOrderedBroadcasts
+ = new ArrayList<BroadcastRecord>();
+
+ /**
+ * Set when we current have a BROADCAST_INTENT_MSG in flight.
+ */
+ boolean mBroadcastsScheduled = false;
+
+ /**
+ * Set to indicate whether to issue an onUserLeaving callback when a
+ * newly launched activity is being brought in front of us.
+ */
+ boolean mUserLeaving = false;
+
+ /**
+ * When we are in the process of pausing an activity, before starting the
+ * next one, this variable holds the activity that is currently being paused.
+ */
+ HistoryRecord mPausingActivity = null;
+
+ /**
+ * Current activity that is resumed, or null if there is none.
+ */
+ HistoryRecord mResumedActivity = null;
+
+ /**
+ * Activity we have told the window manager to have key focus.
+ */
+ HistoryRecord mFocusedActivity = null;
+
+ /**
+ * This is the last activity that we put into the paused state. This is
+ * used to determine if we need to do an activity transition while sleeping,
+ * when we normally hold the top activity paused.
+ */
+ HistoryRecord mLastPausedActivity = null;
+
+ /**
+ * List of activities that are waiting for a new activity
+ * to become visible before completing whatever operation they are
+ * supposed to do.
+ */
+ final ArrayList mWaitingVisibleActivities = new ArrayList();
+
+ /**
+ * List of activities that are ready to be stopped, but waiting
+ * for the next activity to settle down before doing so. It contains
+ * HistoryRecord objects.
+ */
+ final ArrayList<HistoryRecord> mStoppingActivities
+ = new ArrayList<HistoryRecord>();
+
+ /**
+ * List of intents that were used to start the most recent tasks.
+ */
+ final ArrayList<TaskRecord> mRecentTasks
+ = new ArrayList<TaskRecord>();
+
+ /**
+ * List of activities that are ready to be finished, but waiting
+ * for the previous activity to settle down before doing so. It contains
+ * HistoryRecord objects.
+ */
+ final ArrayList mFinishingActivities = new ArrayList();
+
+ /**
+ * All of the applications we currently have running organized by name.
+ * The keys are strings of the application package name (as
+ * returned by the package manager), and the keys are ApplicationRecord
+ * objects.
+ */
+ final ProcessMap<ProcessRecord> mProcessNames
+ = new ProcessMap<ProcessRecord>();
+
+ /**
+ * The last time that various processes have crashed.
+ */
+ final ProcessMap<Long> mProcessCrashTimes = new ProcessMap<Long>();
+
+ /**
+ * Set of applications that we consider to be bad, and will reject
+ * incoming broadcasts from (which the user has no control over).
+ * Processes are added to this set when they have crashed twice within
+ * a minimum amount of time; they are removed from it when they are
+ * later restarted (hopefully due to some user action). The value is the
+ * time it was added to the list.
+ */
+ final ProcessMap<Long> mBadProcesses = new ProcessMap<Long>();
+
+ /**
+ * All of the processes we currently have running organized by pid.
+ * The keys are the pid running the application.
+ *
+ * <p>NOTE: This object is protected by its own lock, NOT the global
+ * activity manager lock!
+ */
+ final SparseArray<ProcessRecord> mPidsSelfLocked
+ = new SparseArray<ProcessRecord>();
+
+ /**
+ * All of the processes that have been forced to be foreground. The key
+ * is the pid of the caller who requested it (we hold a death
+ * link on it).
+ */
+ abstract class ForegroundToken implements IBinder.DeathRecipient {
+ int pid;
+ IBinder token;
+ }
+ final SparseArray<ForegroundToken> mForegroundProcesses
+ = new SparseArray<ForegroundToken>();
+
+ /**
+ * List of records for processes that someone had tried to start before the
+ * system was ready. We don't start them at that point, but ensure they
+ * are started by the time booting is complete.
+ */
+ final ArrayList<ProcessRecord> mProcessesOnHold
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * List of records for processes that we have started and are waiting
+ * for them to call back. This is really only needed when running in
+ * single processes mode, in which case we do not have a unique pid for
+ * each process.
+ */
+ final ArrayList<ProcessRecord> mStartingProcesses
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * List of persistent applications that are in the process
+ * of being started.
+ */
+ final ArrayList<ProcessRecord> mPersistentStartingProcesses
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * Processes that are being forcibly torn down.
+ */
+ final ArrayList<ProcessRecord> mRemovedProcesses
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * List of running applications, sorted by recent usage.
+ * The first entry in the list is the least recently used.
+ * It contains ApplicationRecord objects. This list does NOT include
+ * any persistent application records (since we never want to exit them).
+ */
+ final ArrayList<ProcessRecord> mLRUProcesses
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * List of processes that should gc as soon as things are idle.
+ */
+ final ArrayList<ProcessRecord> mProcessesToGc
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * List of running activities, sorted by recent usage.
+ * The first entry in the list is the least recently used.
+ * It contains HistoryRecord objects.
+ */
+ private final ArrayList mLRUActivities = new ArrayList();
+
+ /**
+ * Set of PendingResultRecord objects that are currently active.
+ */
+ final HashSet mPendingResultRecords = new HashSet();
+
+ /**
+ * Set of IntentSenderRecord objects that are currently active.
+ */
+ final HashMap<PendingIntentRecord.Key, WeakReference<PendingIntentRecord>> mIntentSenderRecords
+ = new HashMap<PendingIntentRecord.Key, WeakReference<PendingIntentRecord>>();
+
+ /**
+ * Intent broadcast that we have tried to start, but are
+ * waiting for its application's process to be created. We only
+ * need one (instead of a list) because we always process broadcasts
+ * one at a time, so no others can be started while waiting for this
+ * one.
+ */
+ BroadcastRecord mPendingBroadcast = null;
+
+ /**
+ * Keeps track of all IIntentReceivers that have been registered for
+ * broadcasts. Hash keys are the receiver IBinder, hash value is
+ * a ReceiverList.
+ */
+ final HashMap mRegisteredReceivers = new HashMap();
+
+ /**
+ * Resolver for broadcast intents to registered receivers.
+ * Holds BroadcastFilter (subclass of IntentFilter).
+ */
+ final IntentResolver<BroadcastFilter, BroadcastFilter> mReceiverResolver
+ = new IntentResolver<BroadcastFilter, BroadcastFilter>() {
+ @Override
+ protected boolean allowFilterResult(
+ BroadcastFilter filter, List<BroadcastFilter> dest) {
+ IBinder target = filter.receiverList.receiver.asBinder();
+ for (int i=dest.size()-1; i>=0; i--) {
+ if (dest.get(i).receiverList.receiver.asBinder() == target) {
+ return false;
+ }
+ }
+ return true;
+ }
+ };
+
+ /**
+ * State of all active sticky broadcasts. Keys are the action of the
+ * sticky Intent, values are an ArrayList of all broadcasted intents with
+ * that action (which should usually be one).
+ */
+ final HashMap<String, ArrayList<Intent>> mStickyBroadcasts =
+ new HashMap<String, ArrayList<Intent>>();
+
+ /**
+ * All currently running services.
+ */
+ final HashMap<ComponentName, ServiceRecord> mServices =
+ new HashMap<ComponentName, ServiceRecord>();
+
+ /**
+ * All currently running services indexed by the Intent used to start them.
+ */
+ final HashMap<Intent.FilterComparison, ServiceRecord> mServicesByIntent =
+ new HashMap<Intent.FilterComparison, ServiceRecord>();
+
+ /**
+ * All currently bound service connections. Keys are the IBinder of
+ * the client's IServiceConnection.
+ */
+ final HashMap<IBinder, ConnectionRecord> mServiceConnections
+ = new HashMap<IBinder, ConnectionRecord>();
+
+ /**
+ * List of services that we have been asked to start,
+ * but haven't yet been able to. It is used to hold start requests
+ * while waiting for their corresponding application thread to get
+ * going.
+ */
+ final ArrayList<ServiceRecord> mPendingServices
+ = new ArrayList<ServiceRecord>();
+
+ /**
+ * List of services that are scheduled to restart following a crash.
+ */
+ final ArrayList<ServiceRecord> mRestartingServices
+ = new ArrayList<ServiceRecord>();
+
+ /**
+ * List of services that are in the process of being stopped.
+ */
+ final ArrayList<ServiceRecord> mStoppingServices
+ = new ArrayList<ServiceRecord>();
+
+ /**
+ * List of PendingThumbnailsRecord objects of clients who are still
+ * waiting to receive all of the thumbnails for a task.
+ */
+ final ArrayList mPendingThumbnails = new ArrayList();
+
+ /**
+ * List of HistoryRecord objects that have been finished and must
+ * still report back to a pending thumbnail receiver.
+ */
+ final ArrayList mCancelledThumbnails = new ArrayList();
+
+ /**
+ * All of the currently running global content providers. Keys are a
+ * string containing the provider name and values are a
+ * ContentProviderRecord object containing the data about it. Note
+ * that a single provider may be published under multiple names, so
+ * there may be multiple entries here for a single one in mProvidersByClass.
+ */
+ final HashMap mProvidersByName = new HashMap();
+
+ /**
+ * All of the currently running global content providers. Keys are a
+ * string containing the provider's implementation class and values are a
+ * ContentProviderRecord object containing the data about it.
+ */
+ final HashMap mProvidersByClass = new HashMap();
+
+ /**
+ * List of content providers who have clients waiting for them. The
+ * application is currently being launched and the provider will be
+ * removed from this list once it is published.
+ */
+ final ArrayList mLaunchingProviders = new ArrayList();
+
+ /**
+ * Global set of specific Uri permissions that have been granted.
+ */
+ final private SparseArray<HashMap<Uri, UriPermission>> mGrantedUriPermissions
+ = new SparseArray<HashMap<Uri, UriPermission>>();
+
+ /**
+ * Thread-local storage used to carry caller permissions over through
+ * indirect content-provider access.
+ * @see #ActivityManagerService.openContentUri()
+ */
+ private class Identity {
+ public int pid;
+ public int uid;
+
+ Identity(int _pid, int _uid) {
+ pid = _pid;
+ uid = _uid;
+ }
+ }
+ private static ThreadLocal<Identity> sCallerIdentity = new ThreadLocal<Identity>();
+
+ /**
+ * All information we have collected about the runtime performance of
+ * any user id that can impact battery performance.
+ */
+ final BatteryStatsService mBatteryStatsService;
+
+ /**
+ * information about component usage
+ */
+ final UsageStatsService mUsageStatsService;
+
+ /**
+ * Current configuration information. HistoryRecord objects are given
+ * a reference to this object to indicate which configuration they are
+ * currently running in, so this object must be kept immutable.
+ */
+ Configuration mConfiguration = new Configuration();
+
+ /**
+ * List of initialization arguments to pass to all processes when binding applications to them.
+ * For example, references to the commonly used services.
+ */
+ HashMap<String, IBinder> mAppBindArgs;
+
+ /**
+ * Used to control how we initialize the service.
+ */
+ boolean mStartRunning = false;
+ ComponentName mTopComponent;
+ String mTopAction;
+ String mTopData;
+ boolean mSystemReady = false;
+ boolean mBooting = false;
+
+ Context mContext;
+
+ int mFactoryTest;
+
+ /**
+ * Set while we are wanting to sleep, to prevent any
+ * activities from being started/resumed.
+ */
+ boolean mSleeping = false;
+
+ /**
+ * Set when the system is going to sleep, until we have
+ * successfully paused the current activity and released our wake lock.
+ * At that point the system is allowed to actually sleep.
+ */
+ PowerManager.WakeLock mGoingToSleep;
+
+ /**
+ * We don't want to allow the device to go to sleep while in the process
+ * of launching an activity. This is primarily to allow alarm intent
+ * receivers to launch an activity and get that to run before the device
+ * goes back to sleep.
+ */
+ PowerManager.WakeLock mLaunchingActivity;
+
+ /**
+ * Task identifier that activities are currently being started
+ * in. Incremented each time a new task is created.
+ * todo: Replace this with a TokenSpace class that generates non-repeating
+ * integers that won't wrap.
+ */
+ int mCurTask = 1;
+
+ /**
+ * Current sequence id for oom_adj computation traversal.
+ */
+ int mAdjSeq = 0;
+
+ /**
+ * Set to true if the ANDROID_SIMPLE_PROCESS_MANAGEMENT envvar
+ * is set, indicating the user wants processes started in such a way
+ * that they can use ANDROID_PROCESS_WRAPPER and know what will be
+ * running in each process (thus no pre-initialized process, etc).
+ */
+ boolean mSimpleProcessManagement = false;
+
+ /**
+ * System monitoring: number of processes that died since the last
+ * N procs were started.
+ */
+ int[] mProcDeaths = new int[20];
+
+ String mDebugApp = null;
+ boolean mWaitForDebugger = false;
+ boolean mDebugTransient = false;
+ String mOrigDebugApp = null;
+ boolean mOrigWaitForDebugger = false;
+ boolean mAlwaysFinishActivities = false;
+ IActivityWatcher mWatcher = null;
+
+ /**
+ * Callback of last caller to {@link #requestPss}.
+ */
+ Runnable mRequestPssCallback;
+
+ /**
+ * Remaining processes for which we are waiting results from the last
+ * call to {@link #requestPss}.
+ */
+ final ArrayList<ProcessRecord> mRequestPssList
+ = new ArrayList<ProcessRecord>();
+
+ /**
+ * Runtime statistics collection thread. This object's lock is used to
+ * protect all related state.
+ */
+ final Thread mProcessStatsThread;
+
+ /**
+ * Used to collect process stats when showing not responding dialog.
+ * Protected by mProcessStatsThread.
+ */
+ final ProcessStats mProcessStats = new ProcessStats(
+ MONITOR_THREAD_CPU_USAGE);
+ long mLastCpuTime = 0;
+ long mLastWriteTime = 0;
+
+ /**
+ * Set to true after the system has finished booting.
+ */
+ boolean mBooted = false;
+
+ int mProcessLimit = 0;
+
+ WindowManagerService mWindowManager;
+
+ static ActivityManagerService mSelf;
+ static ActivityThread mSystemThread;
+
+ private final class AppDeathRecipient implements IBinder.DeathRecipient {
+ final ProcessRecord mApp;
+ final int mPid;
+ final IApplicationThread mAppThread;
+
+ AppDeathRecipient(ProcessRecord app, int pid,
+ IApplicationThread thread) {
+ if (localLOGV) Log.v(
+ TAG, "New death recipient " + this
+ + " for thread " + thread.asBinder());
+ mApp = app;
+ mPid = pid;
+ mAppThread = thread;
+ }
+
+ public void binderDied() {
+ if (localLOGV) Log.v(
+ TAG, "Death received in " + this
+ + " for thread " + mAppThread.asBinder());
+ removeRequestedPss(mApp);
+ synchronized(ActivityManagerService.this) {
+ appDiedLocked(mApp, mPid, mAppThread);
+ }
+ }
+ }
+
+ static final int SHOW_ERROR_MSG = 1;
+ static final int SHOW_NOT_RESPONDING_MSG = 2;
+ static final int SHOW_FACTORY_ERROR_MSG = 3;
+ static final int UPDATE_CONFIGURATION_MSG = 4;
+ static final int GC_BACKGROUND_PROCESSES_MSG = 5;
+ static final int WAIT_FOR_DEBUGGER_MSG = 6;
+ static final int BROADCAST_INTENT_MSG = 7;
+ static final int BROADCAST_TIMEOUT_MSG = 8;
+ static final int PAUSE_TIMEOUT_MSG = 9;
+ static final int IDLE_TIMEOUT_MSG = 10;
+ static final int IDLE_NOW_MSG = 11;
+ static final int SERVICE_TIMEOUT_MSG = 12;
+ static final int UPDATE_TIME_ZONE = 13;
+ static final int SHOW_UID_ERROR_MSG = 14;
+ static final int IM_FEELING_LUCKY_MSG = 15;
+ static final int LAUNCH_TIMEOUT_MSG = 16;
+ static final int DESTROY_TIMEOUT_MSG = 17;
+ static final int SERVICE_ERROR_MSG = 18;
+ static final int RESUME_TOP_ACTIVITY_MSG = 19;
+ static final int PROC_START_TIMEOUT_MSG = 20;
+
+ AlertDialog mUidAlert;
+
+ final Handler mHandler = new Handler() {
+ //public Handler() {
+ // if (localLOGV) Log.v(TAG, "Handler started!");
+ //}
+
+ public void handleMessage(Message msg) {
+ switch (msg.what) {
+ case SHOW_ERROR_MSG: {
+ HashMap data = (HashMap) msg.obj;
+ byte[] crashData = (byte[])data.get("crashData");
+ if (crashData != null) {
+ // This needs to be *un*synchronized to avoid deadlock.
+ ContentResolver resolver = mContext.getContentResolver();
+ Checkin.reportCrash(resolver, crashData);
+ }
+ synchronized (ActivityManagerService.this) {
+ ProcessRecord proc = (ProcessRecord)data.get("app");
+ if (proc != null && proc.crashDialog != null) {
+ Log.e(TAG, "App already has crash dialog: " + proc);
+ return;
+ }
+ AppErrorResult res = (AppErrorResult) data.get("result");
+ if (!mSleeping) {
+ Dialog d = new AppErrorDialog(
+ mContext, res, proc,
+ (Integer)data.get("flags"),
+ (String)data.get("shortMsg"),
+ (String)data.get("longMsg"));
+ d.show();
+ proc.crashDialog = d;
+ } else {
+ // The device is asleep, so just pretend that the user
+ // saw a crash dialog and hit "force quit".
+ res.set(0);
+ }
+ }
+ } break;
+ case SHOW_NOT_RESPONDING_MSG: {
+ synchronized (ActivityManagerService.this) {
+ HashMap data = (HashMap) msg.obj;
+ ProcessRecord proc = (ProcessRecord)data.get("app");
+ if (proc != null && proc.anrDialog != null) {
+ Log.e(TAG, "App already has anr dialog: " + proc);
+ return;
+ }
+ Dialog d = new AppNotRespondingDialog(ActivityManagerService.this,
+ mContext, proc, (HistoryRecord)data.get("activity"));
+ d.show();
+ proc.anrDialog = d;
+ }
+ } break;
+ case SHOW_FACTORY_ERROR_MSG: {
+ Dialog d = new FactoryErrorDialog(
+ mContext, msg.getData().getCharSequence("msg"));
+ d.show();
+ enableScreenAfterBoot();
+ } break;
+ case UPDATE_CONFIGURATION_MSG: {
+ final ContentResolver resolver = mContext.getContentResolver();
+ Settings.System.putConfiguration(resolver, (Configuration)msg.obj);
+ } break;
+ case GC_BACKGROUND_PROCESSES_MSG: {
+ synchronized (ActivityManagerService.this) {
+ performAppGcsIfAppropriateLocked();
+ }
+ } break;
+ case WAIT_FOR_DEBUGGER_MSG: {
+ synchronized (ActivityManagerService.this) {
+ ProcessRecord app = (ProcessRecord)msg.obj;
+ if (msg.arg1 != 0) {
+ if (!app.waitedForDebugger) {
+ Dialog d = new AppWaitingForDebuggerDialog(
+ ActivityManagerService.this,
+ mContext, app);
+ app.waitDialog = d;
+ app.waitedForDebugger = true;
+ d.show();
+ }
+ } else {
+ if (app.waitDialog != null) {
+ app.waitDialog.dismiss();
+ app.waitDialog = null;
+ }
+ }
+ }
+ } break;
+ case BROADCAST_INTENT_MSG: {
+ if (DEBUG_BROADCAST) Log.v(
+ TAG, "Received BROADCAST_INTENT_MSG");
+ processNextBroadcast(true);
+ } break;
+ case BROADCAST_TIMEOUT_MSG: {
+ broadcastTimeout();
+ } break;
+ case PAUSE_TIMEOUT_MSG: {
+ IBinder token = (IBinder)msg.obj;
+ // We don't at this point know if the activity is fullscreen,
+ // so we need to be conservative and assume it isn't.
+ Log.w(TAG, "Activity pause timeout for " + token);
+ activityPaused(token, null, true);
+ } break;
+ case IDLE_TIMEOUT_MSG: {
+ IBinder token = (IBinder)msg.obj;
+ // We don't at this point know if the activity is fullscreen,
+ // so we need to be conservative and assume it isn't.
+ Log.w(TAG, "Activity idle timeout for " + token);
+ activityIdleInternal(token, true);
+ } break;
+ case DESTROY_TIMEOUT_MSG: {
+ IBinder token = (IBinder)msg.obj;
+ // We don't at this point know if the activity is fullscreen,
+ // so we need to be conservative and assume it isn't.
+ Log.w(TAG, "Activity destroy timeout for " + token);
+ activityDestroyed(token);
+ } break;
+ case IDLE_NOW_MSG: {
+ IBinder token = (IBinder)msg.obj;
+ activityIdle(token);
+ } break;
+ case SERVICE_TIMEOUT_MSG: {
+ serviceTimeout((ProcessRecord)msg.obj);
+ } break;
+ case UPDATE_TIME_ZONE: {
+ synchronized (ActivityManagerService.this) {
+ for (int i = mLRUProcesses.size() - 1 ; i >= 0 ; i--) {
+ ProcessRecord r = mLRUProcesses.get(i);
+ if (r.thread != null) {
+ try {
+ r.thread.updateTimeZone();
+ } catch (RemoteException ex) {
+ Log.w(TAG, "Failed to update time zone for: " + r.info.processName);
+ }
+ }
+ }
+ }
+ break;
+ }
+ case SHOW_UID_ERROR_MSG: {
+ // XXX This is a temporary dialog, no need to localize.
+ AlertDialog d = new BaseErrorDialog(mContext);
+ d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR);
+ d.setCancelable(false);
+ d.setTitle("System UIDs Inconsistent");
+ d.setMessage("UIDs on the system are inconsistent, you need to wipe your data partition or your device will be unstable.");
+ d.setButton("I'm Feeling Lucky",
+ mHandler.obtainMessage(IM_FEELING_LUCKY_MSG));
+ mUidAlert = d;
+ d.show();
+ } break;
+ case IM_FEELING_LUCKY_MSG: {
+ if (mUidAlert != null) {
+ mUidAlert.dismiss();
+ mUidAlert = null;
+ }
+ } break;
+ case LAUNCH_TIMEOUT_MSG: {
+ synchronized (ActivityManagerService.this) {
+ if (mLaunchingActivity.isHeld()) {
+ Log.w(TAG, "Launch timeout has expired, giving up wake lock!");
+ mLaunchingActivity.release();
+ }
+ }
+ } break;
+ case SERVICE_ERROR_MSG: {
+ ServiceRecord srv = (ServiceRecord)msg.obj;
+ // This needs to be *un*synchronized to avoid deadlock.
+ Checkin.logEvent(mContext.getContentResolver(),
+ Checkin.Events.Tag.SYSTEM_SERVICE_LOOPING,
+ srv.name.toShortString());
+ } break;
+ case RESUME_TOP_ACTIVITY_MSG: {
+ synchronized (ActivityManagerService.this) {
+ resumeTopActivityLocked(null);
+ }
+ }
+ case PROC_START_TIMEOUT_MSG: {
+ ProcessRecord app = (ProcessRecord)msg.obj;
+ synchronized (ActivityManagerService.this) {
+ processStartTimedOutLocked(app);
+ }
+ }
+ }
+ }
+ };
+
+ public static void setSystemProcess() {
+ try {
+ ActivityManagerService m = mSelf;
+
+ ServiceManager.addService("activity", m);
+ ServiceManager.addService("meminfo", new MemBinder(m));
+ if (MONITOR_CPU_USAGE) {
+ ServiceManager.addService("cpuinfo", new CpuBinder(m));
+ }
+ ServiceManager.addService("activity.broadcasts", new BroadcastsBinder(m));
+ ServiceManager.addService("activity.services", new ServicesBinder(m));
+ ServiceManager.addService("activity.senders", new SendersBinder(m));
+ ServiceManager.addService("activity.providers", new ProvidersBinder(m));
+ ServiceManager.addService("permission", new PermissionController(m));
+
+ ApplicationInfo info =
+ mSelf.mContext.getPackageManager().getApplicationInfo(
+ "android", PackageManager.GET_SHARED_LIBRARY_FILES);
+ synchronized (mSelf) {
+ ProcessRecord app = mSelf.newProcessRecordLocked(
+ mSystemThread.getApplicationThread(), info,
+ info.processName);
+ app.persistent = true;
+ app.pid = Process.myPid();
+ app.maxAdj = SYSTEM_ADJ;
+ mSelf.mProcessNames.put(app.processName, app.info.uid, app);
+ synchronized (mSelf.mPidsSelfLocked) {
+ mSelf.mPidsSelfLocked.put(app.pid, app);
+ }
+ mSelf.updateLRUListLocked(app, true);
+ }
+ } catch (PackageManager.NameNotFoundException e) {
+ throw new RuntimeException(
+ "Unable to find android system package", e);
+ }
+ }
+
+ public void setWindowManager(WindowManagerService wm) {
+ mWindowManager = wm;
+ }
+
+ public static final Context main(int factoryTest) {
+ AThread thr = new AThread();
+ thr.start();
+
+ synchronized (thr) {
+ while (thr.mService == null) {
+ try {
+ thr.wait();
+ } catch (InterruptedException e) {
+ }
+ }
+ }
+
+ ActivityManagerService m = thr.mService;
+ mSelf = m;
+ ActivityThread at = ActivityThread.systemMain();
+ mSystemThread = at;
+ Context context = at.getSystemContext();
+ m.mContext = context;
+ m.mFactoryTest = factoryTest;
+ PowerManager pm =
+ (PowerManager)context.getSystemService(Context.POWER_SERVICE);
+ m.mGoingToSleep = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "ActivityManager-Sleep");
+ m.mLaunchingActivity = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "ActivityManager-Launch");
+ m.mLaunchingActivity.setReferenceCounted(false);
+
+ m.mBatteryStatsService.publish(context);
+ m.mUsageStatsService.publish(context);
+
+ synchronized (thr) {
+ thr.mReady = true;
+ thr.notifyAll();
+ }
+
+ m.startRunning(null, null, null, null);
+
+ return context;
+ }
+
+ public static ActivityManagerService self() {
+ return mSelf;
+ }
+
+ static class AThread extends Thread {
+ ActivityManagerService mService;
+ boolean mReady = false;
+
+ public AThread() {
+ super("ActivityManager");
+ }
+
+ public void run() {
+ Looper.prepare();
+
+ android.os.Process.setThreadPriority(
+ android.os.Process.THREAD_PRIORITY_FOREGROUND);
+
+ ActivityManagerService m = new ActivityManagerService();
+
+ synchronized (this) {
+ mService = m;
+ notifyAll();
+ }
+
+ synchronized (this) {
+ while (!mReady) {
+ try {
+ wait();
+ } catch (InterruptedException e) {
+ }
+ }
+ }
+
+ Looper.loop();
+ }
+ }
+
+ static class BroadcastsBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ BroadcastsBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ mActivityManagerService.dumpBroadcasts(pw);
+ }
+ }
+
+ static class ServicesBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ ServicesBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ mActivityManagerService.dumpServices(pw);
+ }
+ }
+
+ static class SendersBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ SendersBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ mActivityManagerService.dumpSenders(pw);
+ }
+ }
+
+ static class ProvidersBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ ProvidersBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ mActivityManagerService.dumpProviders(pw);
+ }
+ }
+
+ static class MemBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ MemBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ ActivityManagerService service = mActivityManagerService;
+ ArrayList<ProcessRecord> procs;
+ synchronized (mActivityManagerService) {
+ if (args != null && args.length > 0
+ && args[0].charAt(0) != '-') {
+ procs = new ArrayList<ProcessRecord>();
+ int pid = -1;
+ try {
+ pid = Integer.parseInt(args[0]);
+ } catch (NumberFormatException e) {
+
+ }
+ for (int i=0; i<service.mLRUProcesses.size(); i++) {
+ ProcessRecord proc = service.mLRUProcesses.get(i);
+ if (proc.pid == pid) {
+ procs.add(proc);
+ } else if (proc.processName.equals(args[0])) {
+ procs.add(proc);
+ }
+ }
+ if (procs.size() <= 0) {
+ pw.println("No process found for: " + args[0]);
+ return;
+ }
+ } else {
+ procs = service.mLRUProcesses;
+ }
+ }
+ dumpApplicationMemoryUsage(fd, pw, procs, " ", args);
+ }
+ }
+
+ static class CpuBinder extends Binder {
+ ActivityManagerService mActivityManagerService;
+ CpuBinder(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ synchronized (mActivityManagerService.mProcessStatsThread) {
+ pw.print(mActivityManagerService.mProcessStats.printCurrentState());
+ }
+ }
+ }
+
+ private ActivityManagerService() {
+ String v = System.getenv("ANDROID_SIMPLE_PROCESS_MANAGEMENT");
+ if (v != null && Integer.getInteger(v) != 0) {
+ mSimpleProcessManagement = true;
+ }
+ v = System.getenv("ANDROID_DEBUG_APP");
+ if (v != null) {
+ mSimpleProcessManagement = true;
+ }
+
+ MY_PID = Process.myPid();
+
+ File dataDir = Environment.getDataDirectory();
+ File systemDir = new File(dataDir, "system");
+ systemDir.mkdirs();
+ mBatteryStatsService = new BatteryStatsService(new File(
+ systemDir, "batterystats.bin").toString());
+ mBatteryStatsService.getActiveStatistics().readLocked();
+ mBatteryStatsService.getActiveStatistics().writeLocked();
+
+ mUsageStatsService = new UsageStatsService( new File(
+ systemDir, "usagestats.bin").toString());
+
+ mConfiguration.makeDefault();
+ mProcessStats.init();
+
+ // Add ourself to the Watchdog monitors.
+ Watchdog.getInstance().addMonitor(this);
+
+ // These values are set in system/rootdir/init.rc on startup.
+ FOREGROUND_APP_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.FOREGROUND_APP_ADJ"));
+ VISIBLE_APP_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.VISIBLE_APP_ADJ"));
+ SECONDARY_SERVER_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.SECONDARY_SERVER_ADJ"));
+ HIDDEN_APP_MIN_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.HIDDEN_APP_MIN_ADJ"));
+ CONTENT_PROVIDER_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.CONTENT_PROVIDER_ADJ"));
+ HIDDEN_APP_MAX_ADJ = CONTENT_PROVIDER_ADJ-1;
+ EMPTY_APP_ADJ =
+ Integer.valueOf(SystemProperties.get("ro.EMPTY_APP_ADJ"));
+ FOREGROUND_APP_MEM =
+ Integer.valueOf(SystemProperties.get("ro.FOREGROUND_APP_MEM"))*PAGE_SIZE;
+ VISIBLE_APP_MEM =
+ Integer.valueOf(SystemProperties.get("ro.VISIBLE_APP_MEM"))*PAGE_SIZE;
+ SECONDARY_SERVER_MEM =
+ Integer.valueOf(SystemProperties.get("ro.SECONDARY_SERVER_MEM"))*PAGE_SIZE;
+ HIDDEN_APP_MEM =
+ Integer.valueOf(SystemProperties.get("ro.HIDDEN_APP_MEM"))*PAGE_SIZE;
+ EMPTY_APP_MEM =
+ Integer.valueOf(SystemProperties.get("ro.EMPTY_APP_MEM"))*PAGE_SIZE;
+
+ mProcessStatsThread = new Thread("ProcessStats") {
+ public void run() {
+ while (true) {
+ try {
+ try {
+ synchronized(this) {
+ final long now = SystemClock.uptimeMillis();
+ long nextCpuDelay = (mLastCpuTime+MONITOR_CPU_MAX_TIME)-now;
+ long nextWriteDelay = (mLastWriteTime+BATTERY_STATS_TIME)-now;
+ //Log.i(TAG, "Cpu delay=" + nextCpuDelay
+ // + ", write delay=" + nextWriteDelay);
+ if (nextWriteDelay < nextCpuDelay) {
+ nextCpuDelay = nextWriteDelay;
+ }
+ if (nextCpuDelay > 0) {
+ this.wait(nextCpuDelay);
+ }
+ }
+ } catch (InterruptedException e) {
+ }
+
+ updateCpuStatsNow();
+ } catch (Exception e) {
+ Log.e(TAG, "Unexpected exception collecting process stats", e);
+ }
+ }
+ }
+ };
+ mProcessStatsThread.start();
+ }
+
+ @Override
+ public boolean onTransact(int code, Parcel data, Parcel reply, int flags)
+ throws RemoteException {
+ try {
+ return super.onTransact(code, data, reply, flags);
+ } catch (RuntimeException e) {
+ // The activity manager only throws security exceptions, so let's
+ // log all others.
+ if (!(e instanceof SecurityException)) {
+ Log.e(TAG, "Activity Manager Crash", e);
+ }
+ throw e;
+ }
+ }
+
+ void updateCpuStats() {
+ synchronized (mProcessStatsThread) {
+ final long now = SystemClock.uptimeMillis();
+ if (mLastCpuTime < (now-MONITOR_CPU_MIN_TIME)) {
+ mProcessStatsThread.notify();
+ }
+ }
+ }
+
+ void updateCpuStatsNow() {
+ synchronized (mProcessStatsThread) {
+ final long now = SystemClock.uptimeMillis();
+ boolean haveNewCpuStats = false;
+
+ if (MONITOR_CPU_USAGE &&
+ mLastCpuTime < (now-MONITOR_CPU_MIN_TIME)) {
+ mLastCpuTime = now;
+ haveNewCpuStats = true;
+ mProcessStats.update();
+ //Log.i(TAG, mProcessStats.printCurrentState());
+ //Log.i(TAG, "Total CPU usage: "
+ // + mProcessStats.getTotalCpuPercent() + "%");
+
+ // Log the cpu usage if the property is set.
+ if ("true".equals(SystemProperties.get("events.cpu"))) {
+ int user = mProcessStats.getLastUserTime();
+ int system = mProcessStats.getLastSystemTime();
+ int iowait = mProcessStats.getLastIoWaitTime();
+ int irq = mProcessStats.getLastIrqTime();
+ int softIrq = mProcessStats.getLastSoftIrqTime();
+ int idle = mProcessStats.getLastIdleTime();
+
+ int total = user + system + iowait + irq + softIrq + idle;
+ if (total == 0) total = 1;
+
+ EventLog.writeEvent(LOG_CPU,
+ ((user+system+iowait+irq+softIrq) * 100) / total,
+ (user * 100) / total,
+ (system * 100) / total,
+ (iowait * 100) / total,
+ (irq * 100) / total,
+ (softIrq * 100) / total);
+ }
+ }
+
+ synchronized(mBatteryStatsService.getActiveStatistics()) {
+ synchronized(mPidsSelfLocked) {
+ if (haveNewCpuStats) {
+ if (mBatteryStatsService.isOnBattery()) {
+ final int N = mProcessStats.countWorkingStats();
+ for (int i=0; i<N; i++) {
+ ProcessStats.Stats st
+ = mProcessStats.getWorkingStats(i);
+ ProcessRecord pr = mPidsSelfLocked.get(st.pid);
+ if (pr != null) {
+ BatteryStatsImpl.Uid.Proc ps = pr.batteryStats;
+ ps.addCpuTimeLocked(st.rel_utime, st.rel_stime);
+ }
+ }
+ }
+ }
+ }
+
+ if (mLastWriteTime < (now-BATTERY_STATS_TIME)) {
+ mLastWriteTime = now;
+ mBatteryStatsService.getActiveStatistics().writeLocked();
+ }
+ }
+ }
+ }
+
+ /**
+ * Initialize the application bind args. These are passed to each
+ * process when the bindApplication() IPC is sent to the process. They're
+ * lazily setup to make sure the services are running when they're asked for.
+ */
+ private HashMap<String, IBinder> getCommonServicesLocked() {
+ if (mAppBindArgs == null) {
+ mAppBindArgs = new HashMap<String, IBinder>();
+
+ // Setup the application init args
+ mAppBindArgs.put("package", ServiceManager.getService("package"));
+ mAppBindArgs.put("window", ServiceManager.getService("window"));
+ mAppBindArgs.put(Context.ALARM_SERVICE,
+ ServiceManager.getService(Context.ALARM_SERVICE));
+ }
+ return mAppBindArgs;
+ }
+
+ private final void setFocusedActivityLocked(HistoryRecord r) {
+ if (mFocusedActivity != r) {
+ mFocusedActivity = r;
+ mWindowManager.setFocusedApp(r, true);
+ }
+ }
+
+ private final void updateLRUListLocked(ProcessRecord app,
+ boolean oomAdj) {
+ // put it on the LRU to keep track of when it should be exited.
+ int lrui = mLRUProcesses.indexOf(app);
+ if (lrui >= 0) mLRUProcesses.remove(lrui);
+ mLRUProcesses.add(app);
+ //Log.i(TAG, "Putting proc to front: " + app.processName);
+ if (oomAdj) {
+ updateOomAdjLocked();
+ }
+ }
+
+ private final boolean updateLRUListLocked(HistoryRecord r) {
+ final boolean hadit = mLRUActivities.remove(r);
+ mLRUActivities.add(r);
+ return hadit;
+ }
+
+ private final HistoryRecord topRunningActivityLocked(HistoryRecord notTop) {
+ int i = mHistory.size()-1;
+ while (i >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (!r.finishing && r != notTop) {
+ return r;
+ }
+ i--;
+ }
+ return null;
+ }
+
+ /**
+ * This is a simplified version of topRunningActivityLocked that provides a number of
+ * optional skip-over modes. It is intended for use with the ActivityWatcher hook only.
+ *
+ * @param token If non-null, any history records matching this token will be skipped.
+ * @param taskId If non-zero, we'll attempt to skip over records with the same task ID.
+ *
+ * @return Returns the HistoryRecord of the next activity on the stack.
+ */
+ private final HistoryRecord topRunningActivityLocked(IBinder token, int taskId) {
+ int i = mHistory.size()-1;
+ while (i >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ // Note: the taskId check depends on real taskId fields being non-zero
+ if (!r.finishing && (token != r) && (taskId != r.task.taskId)) {
+ return r;
+ }
+ i--;
+ }
+ return null;
+ }
+
+ private final ProcessRecord getProcessRecordLocked(
+ String processName, int uid) {
+ if (uid == Process.SYSTEM_UID) {
+ // The system gets to run in any process. If there are multiple
+ // processes with the same uid, just pick the first (this
+ // should never happen).
+ SparseArray<ProcessRecord> procs = mProcessNames.getMap().get(
+ processName);
+ return procs != null ? procs.valueAt(0) : null;
+ }
+ ProcessRecord proc = mProcessNames.get(processName, uid);
+ return proc;
+ }
+
+ private boolean isNextTransitionForward() {
+ int transit = mWindowManager.getPendingAppTransition();
+ return transit == WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN
+ || transit == WindowManagerPolicy.TRANSIT_TASK_OPEN
+ || transit == WindowManagerPolicy.TRANSIT_TASK_TO_FRONT;
+ }
+
+ private final boolean realStartActivityLocked(HistoryRecord r,
+ ProcessRecord app, boolean andResume, boolean checkConfig)
+ throws RemoteException {
+
+ r.startFreezingScreenLocked(app, 0);
+ mWindowManager.setAppVisibility(r, true);
+
+ // Have the window manager re-evaluate the orientation of
+ // the screen based on the new activity order. Note that
+ // as a result of this, it can call back into the activity
+ // manager with a new orientation. We don't care about that,
+ // because the activity is not currently running so we are
+ // just restarting it anyway.
+ if (checkConfig) {
+ Configuration config = mWindowManager.updateOrientationFromAppTokens(
+ r.mayFreezeScreenLocked(app) ? r : null);
+ updateConfigurationLocked(config, r);
+ }
+
+ r.app = app;
+
+ if (localLOGV) Log.v(TAG, "Launching: " + r);
+
+ int idx = app.activities.indexOf(r);
+ if (idx < 0) {
+ app.activities.add(r);
+ }
+ updateLRUListLocked(app, true);
+
+ try {
+ if (app.thread == null) {
+ throw new RemoteException();
+ }
+ List<ResultInfo> results = null;
+ List<Intent> newIntents = null;
+ if (andResume) {
+ results = r.results;
+ newIntents = r.newIntents;
+ }
+ if (DEBUG_SWITCH) Log.v(TAG, "Launching: " + r
+ + " icicle=" + r.icicle
+ + " with results=" + results + " newIntents=" + newIntents
+ + " andResume=" + andResume);
+ if (andResume) {
+ EventLog.writeEvent(LOG_AM_RESTART_ACTIVITY,
+ System.identityHashCode(r),
+ r.task.taskId, r.shortComponentName);
+ }
+ app.thread.scheduleLaunchActivity(new Intent(r.intent), r,
+ r.info, r.icicle, results, newIntents, !andResume,
+ isNextTransitionForward());
+ // Update usage stats for launched activity
+ updateUsageStats(r, true);
+ } catch (RemoteException e) {
+ if (r.launchFailed) {
+ // This is the second time we failed -- finish activity
+ // and give up.
+ Log.e(TAG, "Second failure launching "
+ + r.intent.getComponent().flattenToShortString()
+ + ", giving up", e);
+ appDiedLocked(app, app.pid, app.thread);
+ requestFinishActivityLocked(r, Activity.RESULT_CANCELED, null,
+ "2nd-crash");
+ return false;
+ }
+
+ // This is the first time we failed -- restart process and
+ // retry.
+ app.activities.remove(r);
+ throw e;
+ }
+
+ r.launchFailed = false;
+ if (updateLRUListLocked(r)) {
+ Log.w(TAG, "Activity " + r
+ + " being launched, but already in LRU list");
+ }
+
+ if (andResume) {
+ // As part of the process of launching, ActivityThread also performs
+ // a resume.
+ r.state = ActivityState.RESUMED;
+ r.icicle = null;
+ r.haveState = false;
+ r.stopped = false;
+ mResumedActivity = r;
+ r.task.touchActiveTime();
+ completeResumeLocked(r);
+ pauseIfSleepingLocked();
+ } else {
+ // This activity is not starting in the resumed state... which
+ // should look like we asked it to pause+stop (but remain visible),
+ // and it has done so and reported back the current icicle and
+ // other state.
+ r.state = ActivityState.STOPPED;
+ r.stopped = true;
+ }
+
+ return true;
+ }
+
+ private final void startSpecificActivityLocked(HistoryRecord r,
+ boolean andResume, boolean checkConfig) {
+ // Is this activity's application already running?
+ ProcessRecord app = getProcessRecordLocked(r.processName,
+ r.info.applicationInfo.uid);
+
+ if (r.startTime == 0) {
+ r.startTime = SystemClock.uptimeMillis();
+ }
+
+ if (app != null && app.thread != null) {
+ try {
+ realStartActivityLocked(r, app, andResume, checkConfig);
+ return;
+ } catch (RemoteException e) {
+ Log.w(TAG, "Exception when starting activity "
+ + r.intent.getComponent().flattenToShortString(), e);
+ }
+
+ // If a dead object exception was thrown -- fall through to
+ // restart the application.
+ }
+
+ startProcessLocked(r.processName, r.info.applicationInfo, true, 0,
+ "activity", r.intent.getComponent());
+ }
+
+ private final ProcessRecord startProcessLocked(String processName,
+ ApplicationInfo info, boolean knownToBeDead, int intentFlags,
+ String hostingType, ComponentName hostingName) {
+ ProcessRecord app = getProcessRecordLocked(processName, info.uid);
+ // We don't have to do anything more if:
+ // (1) There is an existing application record; and
+ // (2) The caller doesn't think it is dead, OR there is no thread
+ // object attached to it so we know it couldn't have crashed; and
+ // (3) There is a pid assigned to it, so it is either starting or
+ // already running.
+ if (DEBUG_PROCESSES) Log.v(TAG, "startProcess: name=" + processName
+ + " app=" + app + " knownToBeDead=" + knownToBeDead
+ + " thread=" + (app != null ? app.thread : null)
+ + " pid=" + (app != null ? app.pid : -1));
+ if (app != null &&
+ (!knownToBeDead || app.thread == null) && app.pid > 0) {
+ return app;
+ }
+
+ String hostingNameStr = hostingName != null
+ ? hostingName.flattenToShortString() : null;
+
+ if ((intentFlags&Intent.FLAG_FROM_BACKGROUND) != 0) {
+ // If we are in the background, then check to see if this process
+ // is bad. If so, we will just silently fail.
+ if (mBadProcesses.get(info.processName, info.uid) != null) {
+ return null;
+ }
+ } else {
+ // When the user is explicitly starting a process, then clear its
+ // crash count so that we won't make it bad until they see at
+ // least one crash dialog again, and make the process good again
+ // if it had been bad.
+ mProcessCrashTimes.remove(info.processName, info.uid);
+ if (mBadProcesses.get(info.processName, info.uid) != null) {
+ EventLog.writeEvent(LOG_AM_PROCESS_GOOD, info.uid,
+ info.processName);
+ mBadProcesses.remove(info.processName, info.uid);
+ if (app != null) {
+ app.bad = false;
+ }
+ }
+ }
+
+ if (app == null) {
+ app = newProcessRecordLocked(null, info, processName);
+ mProcessNames.put(processName, info.uid, app);
+ } else {
+ // If this is a new package in the process, add the package to the list
+ app.addPackage(info.packageName);
+ }
+
+ // If the system is not ready yet, then hold off on starting this
+ // process until it is.
+ if (!mSystemReady
+ && (info.flags&ApplicationInfo.FLAG_PERSISTENT) == 0) {
+ if (!mProcessesOnHold.contains(app)) {
+ mProcessesOnHold.add(app);
+ }
+ return app;
+ }
+
+ startProcessLocked(app, hostingType, hostingNameStr);
+ return (app.pid != 0) ? app : null;
+ }
+
+ private final void startProcessLocked(ProcessRecord app,
+ String hostingType, String hostingNameStr) {
+ if (app.pid > 0 && app.pid != MY_PID) {
+ synchronized (mPidsSelfLocked) {
+ mPidsSelfLocked.remove(app.pid);
+ mHandler.removeMessages(PROC_START_TIMEOUT_MSG, app);
+ }
+ app.pid = 0;
+ }
+
+ mProcessesOnHold.remove(app);
+
+ updateCpuStats();
+
+ System.arraycopy(mProcDeaths, 0, mProcDeaths, 1, mProcDeaths.length-1);
+ mProcDeaths[0] = 0;
+
+ try {
+ int uid = app.info.uid;
+ int[] gids = null;
+ try {
+ gids = mContext.getPackageManager().getPackageGids(
+ app.info.packageName);
+ } catch (PackageManager.NameNotFoundException e) {
+ Log.w(TAG, "Unable to retrieve gids", e);
+ }
+ if (mFactoryTest != SystemServer.FACTORY_TEST_OFF) {
+ if (mFactoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL
+ && mTopComponent != null
+ && app.processName.equals(mTopComponent.getPackageName())) {
+ uid = 0;
+ }
+ if (mFactoryTest == SystemServer.FACTORY_TEST_HIGH_LEVEL
+ && (app.info.flags&ApplicationInfo.FLAG_FACTORY_TEST) != 0) {
+ uid = 0;
+ }
+ }
+ int debugFlags = 0;
+ if ((app.info.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0) {
+ debugFlags |= Zygote.DEBUG_ENABLE_DEBUGGER;
+ }
+ if ("1".equals(SystemProperties.get("debug.checkjni"))) {
+ debugFlags |= Zygote.DEBUG_ENABLE_CHECKJNI;
+ }
+ if ("1".equals(SystemProperties.get("debug.assert"))) {
+ debugFlags |= Zygote.DEBUG_ENABLE_ASSERT;
+ }
+ int pid = Process.start("android.app.ActivityThread",
+ mSimpleProcessManagement ? app.processName : null, uid, uid,
+ gids, debugFlags, null);
+ BatteryStatsImpl bs = app.batteryStats.getBatteryStats();
+ synchronized (bs) {
+ if (bs.isOnBattery()) {
+ app.batteryStats.incStartsLocked();
+ }
+ }
+
+ EventLog.writeEvent(LOG_AM_PROCESS_START, pid, uid,
+ app.processName, hostingType,
+ hostingNameStr != null ? hostingNameStr : "");
+
+ if (app.persistent) {
+ Watchdog.getInstance().processStarted(app, app.processName, pid);
+ }
+
+ StringBuilder buf = new StringBuilder(128);
+ buf.append("Start proc ");
+ buf.append(app.processName);
+ buf.append(" for ");
+ buf.append(hostingType);
+ if (hostingNameStr != null) {
+ buf.append(" ");
+ buf.append(hostingNameStr);
+ }
+ buf.append(": pid=");
+ buf.append(pid);
+ buf.append(" uid=");
+ buf.append(uid);
+ buf.append(" gids={");
+ if (gids != null) {
+ for (int gi=0; gi<gids.length; gi++) {
+ if (gi != 0) buf.append(", ");
+ buf.append(gids[gi]);
+
+ }
+ }
+ buf.append("}");
+ Log.i(TAG, buf.toString());
+ if (pid == 0 || pid == MY_PID) {
+ // Processes are being emulated with threads.
+ app.pid = MY_PID;
+ app.removed = false;
+ mStartingProcesses.add(app);
+ } else if (pid > 0) {
+ app.pid = pid;
+ app.removed = false;
+ synchronized (mPidsSelfLocked) {
+ this.mPidsSelfLocked.put(pid, app);
+ Message msg = mHandler.obtainMessage(PROC_START_TIMEOUT_MSG);
+ msg.obj = app;
+ mHandler.sendMessageDelayed(msg, PROC_START_TIMEOUT);
+ }
+ } else {
+ app.pid = 0;
+ RuntimeException e = new RuntimeException(
+ "Failure starting process " + app.processName
+ + ": returned pid=" + pid);
+ Log.e(TAG, e.getMessage(), e);
+ }
+ } catch (RuntimeException e) {
+ // XXX do better error recovery.
+ app.pid = 0;
+ Log.e(TAG, "Failure starting process " + app.processName, e);
+ }
+ }
+
+ private final void startPausingLocked(boolean userLeaving, boolean uiSleeping) {
+ if (mPausingActivity != null) {
+ RuntimeException e = new RuntimeException();
+ Log.e(TAG, "Trying to pause when pause is already pending for "
+ + mPausingActivity, e);
+ }
+ HistoryRecord prev = mResumedActivity;
+ if (prev == null) {
+ RuntimeException e = new RuntimeException();
+ Log.e(TAG, "Trying to pause when nothing is resumed", e);
+ resumeTopActivityLocked(null);
+ return;
+ }
+ if (DEBUG_PAUSE) Log.v(TAG, "Start pausing: " + prev);
+ mResumedActivity = null;
+ mPausingActivity = prev;
+ mLastPausedActivity = prev;
+ prev.state = ActivityState.PAUSING;
+ prev.task.touchActiveTime();
+
+ updateCpuStats();
+
+ if (prev.app != null && prev.app.thread != null) {
+ if (DEBUG_PAUSE) Log.v(TAG, "Enqueueing pending pause: " + prev);
+ try {
+ EventLog.writeEvent(LOG_AM_PAUSE_ACTIVITY,
+ System.identityHashCode(prev),
+ prev.shortComponentName);
+ prev.app.thread.schedulePauseActivity(prev, prev.finishing, userLeaving,
+ prev.configChangeFlags);
+ updateUsageStats(prev, false);
+ } catch (Exception e) {
+ // Ignore exception, if process died other code will cleanup.
+ Log.w(TAG, "Exception thrown during pause", e);
+ mPausingActivity = null;
+ mLastPausedActivity = null;
+ }
+ } else {
+ mPausingActivity = null;
+ mLastPausedActivity = null;
+ }
+
+ // If we are not going to sleep, we want to ensure the device is
+ // awake until the next activity is started.
+ if (!mSleeping) {
+ mLaunchingActivity.acquire();
+ if (!mHandler.hasMessages(LAUNCH_TIMEOUT_MSG)) {
+ // To be safe, don't allow the wake lock to be held for too long.
+ Message msg = mHandler.obtainMessage(LAUNCH_TIMEOUT_MSG);
+ mHandler.sendMessageDelayed(msg, LAUNCH_TIMEOUT);
+ }
+ }
+
+
+ if (mPausingActivity != null) {
+ // Have the window manager pause its key dispatching until the new
+ // activity has started. If we're pausing the activity just because
+ // the screen is being turned off and the UI is sleeping, don't interrupt
+ // key dispatch; the same activity will pick it up again on wakeup.
+ if (!uiSleeping) {
+ prev.pauseKeyDispatchingLocked();
+ } else {
+ if (DEBUG_PAUSE) Log.v(TAG, "Key dispatch not paused for screen off");
+ }
+
+ // Schedule a pause timeout in case the app doesn't respond.
+ // We don't give it much time because this directly impacts the
+ // responsiveness seen by the user.
+ Message msg = mHandler.obtainMessage(PAUSE_TIMEOUT_MSG);
+ msg.obj = prev;
+ mHandler.sendMessageDelayed(msg, PAUSE_TIMEOUT);
+ if (DEBUG_PAUSE) Log.v(TAG, "Waiting for pause to complete...");
+ } else {
+ // This activity failed to schedule the
+ // pause, so just treat it as being paused now.
+ if (DEBUG_PAUSE) Log.v(TAG, "Activity not running, resuming next.");
+ resumeTopActivityLocked(null);
+ }
+ }
+
+ private final void completePauseLocked() {
+ HistoryRecord prev = mPausingActivity;
+ if (DEBUG_PAUSE) Log.v(TAG, "Complete pause: " + prev);
+
+ if (prev != null) {
+ if (prev.finishing) {
+ if (DEBUG_PAUSE) Log.v(TAG, "Executing finish of activity: " + prev);
+ prev = finishCurrentActivityLocked(prev, FINISH_AFTER_VISIBLE);
+ } else if (prev.app != null) {
+ if (DEBUG_PAUSE) Log.v(TAG, "Enqueueing pending stop: " + prev);
+ if (prev.waitingVisible) {
+ prev.waitingVisible = false;
+ mWaitingVisibleActivities.remove(prev);
+ if (DEBUG_SWITCH || DEBUG_PAUSE) Log.v(
+ TAG, "Complete pause, no longer waiting: " + prev);
+ }
+ if (prev.configDestroy) {
+ // The previous is being paused because the configuration
+ // is changing, which means it is actually stopping...
+ // To juggle the fact that we are also starting a new
+ // instance right now, we need to first completely stop
+ // the current instance before starting the new one.
+ if (DEBUG_PAUSE) Log.v(TAG, "Destroying after pause: " + prev);
+ destroyActivityLocked(prev, true);
+ } else {
+ mStoppingActivities.add(prev);
+ if (mStoppingActivities.size() > 3) {
+ // If we already have a few activities waiting to stop,
+ // then give up on things going idle and start clearing
+ // them out.
+ if (DEBUG_PAUSE) Log.v(TAG, "To many pending stops, forcing idle");
+ Message msg = Message.obtain();
+ msg.what = ActivityManagerService.IDLE_NOW_MSG;
+ mHandler.sendMessage(msg);
+ }
+ }
+ } else {
+ if (DEBUG_PAUSE) Log.v(TAG, "App died during pause, not stopping: " + prev);
+ prev = null;
+ }
+ mPausingActivity = null;
+ }
+
+ if (!mSleeping) {
+ resumeTopActivityLocked(prev);
+ } else {
+ if (mGoingToSleep.isHeld()) {
+ mGoingToSleep.release();
+ }
+ }
+
+ if (prev != null) {
+ prev.resumeKeyDispatchingLocked();
+ }
+ }
+
+ /**
+ * Once we know that we have asked an application to put an activity in
+ * the resumed state (either by launching it or explicitly telling it),
+ * this function updates the rest of our state to match that fact.
+ */
+ private final void completeResumeLocked(HistoryRecord next) {
+ next.idle = false;
+ next.results = null;
+ next.newIntents = null;
+
+ // schedule an idle timeout in case the app doesn't do it for us.
+ Message msg = mHandler.obtainMessage(IDLE_TIMEOUT_MSG);
+ msg.obj = next;
+ mHandler.sendMessageDelayed(msg, IDLE_TIMEOUT);
+
+ if (false) {
+ // The activity was never told to pause, so just keep
+ // things going as-is. To maintain our own state,
+ // we need to emulate it coming back and saying it is
+ // idle.
+ msg = mHandler.obtainMessage(IDLE_NOW_MSG);
+ msg.obj = next;
+ mHandler.sendMessage(msg);
+ }
+
+ next.thumbnail = null;
+ setFocusedActivityLocked(next);
+ next.resumeKeyDispatchingLocked();
+ ensureActivitiesVisibleLocked(null, 0);
+ mWindowManager.executeAppTransition();
+ }
+
+ /**
+ * Make sure that all activities that need to be visible (that is, they
+ * currently can be seen by the user) actually are.
+ */
+ private final void ensureActivitiesVisibleLocked(HistoryRecord top,
+ HistoryRecord starting, String onlyThisProcess, int configChanges) {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "ensureActivitiesVisible behind " + top
+ + " configChanges=0x" + Integer.toHexString(configChanges));
+
+ // If the top activity is not fullscreen, then we need to
+ // make sure any activities under it are now visible.
+ final int count = mHistory.size();
+ int i = count-1;
+ while (mHistory.get(i) != top) {
+ i--;
+ }
+ HistoryRecord r;
+ boolean behindFullscreen = false;
+ for (; i>=0; i--) {
+ r = (HistoryRecord)mHistory.get(i);
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Make visible? " + r + " finishing=" + r.finishing
+ + " state=" + r.state);
+ if (r.finishing) {
+ continue;
+ }
+
+ final boolean doThisProcess = onlyThisProcess == null
+ || onlyThisProcess.equals(r.processName);
+
+ // First: if this is not the current activity being started, make
+ // sure it matches the current configuration.
+ if (r != starting && doThisProcess) {
+ ensureActivityConfigurationLocked(r, 0);
+ }
+
+ if (r.app == null || r.app.thread == null) {
+ if (onlyThisProcess == null
+ || onlyThisProcess.equals(r.processName)) {
+ // This activity needs to be visible, but isn't even
+ // running... get it started, but don't resume it
+ // at this point.
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Start and freeze screen for " + r);
+ if (r != starting) {
+ r.startFreezingScreenLocked(r.app, configChanges);
+ }
+ if (!r.visible) {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Starting and making visible: " + r);
+ mWindowManager.setAppVisibility(r, true);
+ }
+ if (r != starting) {
+ startSpecificActivityLocked(r, false, false);
+ }
+ }
+
+ } else if (r.visible) {
+ // If this activity is already visible, then there is nothing
+ // else to do here.
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Skipping: already visible at " + r);
+ r.stopFreezingScreenLocked(false);
+
+ } else if (onlyThisProcess == null) {
+ // This activity is not currently visible, but is running.
+ // Tell it to become visible.
+ r.visible = true;
+ if (r.state != ActivityState.RESUMED && r != starting) {
+ // If this activity is paused, tell it
+ // to now show its window.
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Making visible and scheduling visibility: " + r);
+ try {
+ mWindowManager.setAppVisibility(r, true);
+ r.app.thread.scheduleWindowVisibility(r, true);
+ r.stopFreezingScreenLocked(false);
+ } catch (Exception e) {
+ // Just skip on any failure; we'll make it
+ // visible when it next restarts.
+ Log.w(TAG, "Exception thrown making visibile: "
+ + r.intent.getComponent(), e);
+ }
+ }
+ }
+
+ // Aggregate current change flags.
+ configChanges |= r.configChangeFlags;
+
+ if (r.fullscreen) {
+ // At this point, nothing else needs to be shown
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Stopping: fullscreen at " + r);
+ behindFullscreen = true;
+ i--;
+ break;
+ }
+ }
+
+ // Now for any activities that aren't visible to the user, make
+ // sure they no longer are keeping the screen frozen.
+ while (i >= 0) {
+ r = (HistoryRecord)mHistory.get(i);
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Make invisible? " + r + " finishing=" + r.finishing
+ + " state=" + r.state
+ + " behindFullscreen=" + behindFullscreen);
+ if (!r.finishing) {
+ if (behindFullscreen) {
+ if (r.visible) {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Making invisible: " + r);
+ r.visible = false;
+ try {
+ mWindowManager.setAppVisibility(r, false);
+ if ((r.state == ActivityState.STOPPING
+ || r.state == ActivityState.STOPPED)
+ && r.app != null && r.app.thread != null) {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Scheduling invisibility: " + r);
+ r.app.thread.scheduleWindowVisibility(r, false);
+ }
+ } catch (Exception e) {
+ // Just skip on any failure; we'll make it
+ // visible when it next restarts.
+ Log.w(TAG, "Exception thrown making hidden: "
+ + r.intent.getComponent(), e);
+ }
+ } else {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Already invisible: " + r);
+ }
+ } else if (r.fullscreen) {
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Now behindFullscreen: " + r);
+ behindFullscreen = true;
+ }
+ }
+ i--;
+ }
+ }
+
+ /**
+ * Version of ensureActivitiesVisible that can easily be called anywhere.
+ */
+ private final void ensureActivitiesVisibleLocked(HistoryRecord starting,
+ int configChanges) {
+ HistoryRecord r = topRunningActivityLocked(null);
+ if (r != null) {
+ ensureActivitiesVisibleLocked(r, starting, null, configChanges);
+ }
+ }
+
+ private void updateUsageStats(HistoryRecord resumedComponent, boolean resumed) {
+ if (resumed) {
+ mUsageStatsService.noteResumeComponent(resumedComponent.realActivity);
+ } else {
+ mUsageStatsService.notePauseComponent(resumedComponent.realActivity);
+ }
+ }
+
+ /**
+ * Ensure that the top activity in the stack is resumed.
+ *
+ * @param prev The previously resumed activity, for when in the process
+ * of pausing; can be null to call from elsewhere.
+ *
+ * @return Returns true if something is being resumed, or false if
+ * nothing happened.
+ */
+ private final boolean resumeTopActivityLocked(HistoryRecord prev) {
+ // Find the first activity that is not finishing.
+ HistoryRecord next = topRunningActivityLocked(null);
+
+ // Remember how we'll process this pause/resume situation, and ensure
+ // that the state is reset however we wind up proceeding.
+ final boolean userLeaving = mUserLeaving;
+ mUserLeaving = false;
+
+ if (next == null) {
+ // There are no more activities! Let's just start up the
+ // Launcher...
+ if (mFactoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL
+ && mTopAction == null) {
+ // We are running in factory test mode, but unable to find
+ // the factory test app, so just sit around displaying the
+ // error message and don't try to start anything.
+ return false;
+ }
+ Intent intent = new Intent(
+ mTopAction,
+ mTopData != null ? Uri.parse(mTopData) : null);
+ intent.setComponent(mTopComponent);
+ if (mFactoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) {
+ intent.addCategory(Intent.CATEGORY_HOME);
+ }
+ ActivityInfo aInfo =
+ intent.resolveActivityInfo(mContext.getPackageManager(),
+ PackageManager.GET_SHARED_LIBRARY_FILES);
+ if (aInfo != null) {
+ intent.setComponent(new ComponentName(
+ aInfo.applicationInfo.packageName, aInfo.name));
+ // Don't do this if the home app is currently being
+ // instrumented.
+ ProcessRecord app = getProcessRecordLocked(aInfo.processName,
+ aInfo.applicationInfo.uid);
+ if (app == null || app.instrumentationClass == null) {
+ intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK);
+ startActivityLocked(null, intent, null, null, 0, aInfo,
+ null, null, 0, 0, 0, false);
+ }
+ }
+ return true;
+ }
+
+ // If the top activity is the resumed one, nothing to do.
+ if (mResumedActivity == next && next.state == ActivityState.RESUMED) {
+ // Make sure we have executed any pending transitions, since there
+ // should be nothing left to do at this point.
+ mWindowManager.executeAppTransition();
+ return false;
+ }
+
+ // If we are sleeping, and there is no resumed activity, and the top
+ // activity is paused, well that is the state we want.
+ if (mSleeping && mLastPausedActivity == next && next.state == ActivityState.PAUSED) {
+ // Make sure we have executed any pending transitions, since there
+ // should be nothing left to do at this point.
+ mWindowManager.executeAppTransition();
+ return false;
+ }
+
+ // The activity may be waiting for stop, but that is no longer
+ // appropriate for it.
+ mStoppingActivities.remove(next);
+ mWaitingVisibleActivities.remove(next);
+
+ if (DEBUG_SWITCH) Log.v(TAG, "Resuming " + next);
+
+ // If we are currently pausing an activity, then don't do anything
+ // until that is done.
+ if (mPausingActivity != null) {
+ if (DEBUG_SWITCH) Log.v(TAG, "Skip resume: pausing=" + mPausingActivity);
+ return false;
+ }
+
+ // We need to start pausing the current activity so the top one
+ // can be resumed...
+ if (mResumedActivity != null) {
+ if (DEBUG_SWITCH) Log.v(TAG, "Skip resume: need to start pausing");
+ startPausingLocked(userLeaving, false);
+ return true;
+ }
+
+ if (prev != null && prev != next) {
+ if (!prev.waitingVisible && next != null && !next.nowVisible) {
+ prev.waitingVisible = true;
+ mWaitingVisibleActivities.add(prev);
+ if (DEBUG_SWITCH) Log.v(
+ TAG, "Resuming top, waiting visible to hide: " + prev);
+ } else {
+ // The next activity is already visible, so hide the previous
+ // activity's windows right now so we can show the new one ASAP.
+ // We only do this if the previous is finishing, which should mean
+ // it is on top of the one being resumed so hiding it quickly
+ // is good. Otherwise, we want to do the normal route of allowing
+ // the resumed activity to be shown so we can decide if the
+ // previous should actually be hidden depending on whether the
+ // new one is found to be full-screen or not.
+ if (prev.finishing) {
+ mWindowManager.setAppVisibility(prev, false);
+ if (DEBUG_SWITCH) Log.v(TAG, "Not waiting for visible to hide: "
+ + prev + ", waitingVisible="
+ + (prev != null ? prev.waitingVisible : null)
+ + ", nowVisible=" + next.nowVisible);
+ } else {
+ if (DEBUG_SWITCH) Log.v(TAG, "Previous already visible but still waiting to hide: "
+ + prev + ", waitingVisible="
+ + (prev != null ? prev.waitingVisible : null)
+ + ", nowVisible=" + next.nowVisible);
+ }
+ }
+ }
+
+ // We are starting up the next activity, so tell the window manager
+ // that the previous one will be hidden soon. This way it can know
+ // to ignore it when computing the desired screen orientation.
+ if (prev != null) {
+ if (prev.finishing) {
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare close transition: prev=" + prev);
+ mWindowManager.prepareAppTransition(prev.task == next.task
+ ? WindowManagerPolicy.TRANSIT_ACTIVITY_CLOSE
+ : WindowManagerPolicy.TRANSIT_TASK_CLOSE);
+ mWindowManager.setAppWillBeHidden(prev);
+ mWindowManager.setAppVisibility(prev, false);
+ } else {
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare open transition: prev=" + prev);
+ mWindowManager.prepareAppTransition(prev.task == next.task
+ ? WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN
+ : WindowManagerPolicy.TRANSIT_TASK_OPEN);
+ }
+ if (false) {
+ mWindowManager.setAppWillBeHidden(prev);
+ mWindowManager.setAppVisibility(prev, false);
+ }
+ } else if (mHistory.size() > 1) {
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare open transition: no previous");
+ mWindowManager.prepareAppTransition(WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN);
+ }
+
+ if (next.app != null && next.app.thread != null) {
+ if (DEBUG_SWITCH) Log.v(TAG, "Resume running: " + next);
+
+ // This activity is now becoming visible.
+ mWindowManager.setAppVisibility(next, true);
+
+ HistoryRecord lastResumedActivity = mResumedActivity;
+ ActivityState lastState = next.state;
+
+ updateCpuStats();
+
+ next.state = ActivityState.RESUMED;
+ mResumedActivity = next;
+ next.task.touchActiveTime();
+ updateLRUListLocked(next.app, true);
+ updateLRUListLocked(next);
+
+ // Have the window manager re-evaluate the orientation of
+ // the screen based on the new activity order.
+ Configuration config = mWindowManager.updateOrientationFromAppTokens(
+ next.mayFreezeScreenLocked(next.app) ? next : null);
+ if (config != null) {
+ next.frozenBeforeDestroy = true;
+ }
+ if (!updateConfigurationLocked(config, next)) {
+ // The configuration update wasn't able to keep the existing
+ // instance of the activity, and instead started a new one.
+ // We should be all done, but let's just make sure our activity
+ // is still at the top and schedule another run if something
+ // weird happened.
+ HistoryRecord nextNext = topRunningActivityLocked(null);
+ if (DEBUG_SWITCH) Log.i(TAG,
+ "Activity config changed during resume: " + next
+ + ", new next: " + nextNext);
+ if (nextNext != next) {
+ // Do over!
+ mHandler.sendEmptyMessage(RESUME_TOP_ACTIVITY_MSG);
+ }
+ mWindowManager.executeAppTransition();
+ return true;
+ }
+
+ try {
+ // Deliver all pending results.
+ ArrayList a = next.results;
+ if (a != null) {
+ final int N = a.size();
+ if (!next.finishing && N > 0) {
+ if (localLOGV) Log.v(
+ TAG, "Delivering results to " + next
+ + ": " + a);
+ next.app.thread.scheduleSendResult(next, a);
+ }
+ }
+
+ if (next.newIntents != null) {
+ next.app.thread.scheduleNewIntent(next.newIntents, next);
+ }
+
+ EventLog.writeEvent(LOG_AM_RESUME_ACTIVITY,
+ System.identityHashCode(next),
+ next.task.taskId, next.shortComponentName);
+ updateUsageStats(next, true);
+
+ next.app.thread.scheduleResumeActivity(next,
+ isNextTransitionForward());
+ pauseIfSleepingLocked();
+
+ } catch (Exception e) {
+ // Whoops, need to restart this activity!
+ next.state = lastState;
+ mResumedActivity = lastResumedActivity;
+ if (Config.LOGD) Log.d(TAG,
+ "Restarting because process died: " + next);
+ if (!next.hasBeenLaunched) {
+ next.hasBeenLaunched = true;
+ } else {
+ if (SHOW_APP_STARTING_ICON) {
+ mWindowManager.setAppStartingWindow(
+ next, next.packageName, next.theme,
+ next.nonLocalizedLabel,
+ next.labelRes, next.icon, null, true);
+ }
+ }
+ startSpecificActivityLocked(next, true, false);
+ return true;
+ }
+
+ // From this point on, if something goes wrong there is no way
+ // to recover the activity.
+ try {
+ next.visible = true;
+ completeResumeLocked(next);
+ } catch (Exception e) {
+ // If any exception gets thrown, toss away this
+ // activity and try the next one.
+ Log.w(TAG, "Exception thrown during resume of " + next, e);
+ requestFinishActivityLocked(next, Activity.RESULT_CANCELED, null,
+ "resume-exception");
+ return true;
+ }
+
+ // Didn't need to use the icicle, and it is now out of date.
+ next.icicle = null;
+ next.haveState = false;
+ next.stopped = false;
+
+ } else {
+ // Whoops, need to restart this activity!
+ if (!next.hasBeenLaunched) {
+ next.hasBeenLaunched = true;
+ } else {
+ if (SHOW_APP_STARTING_ICON) {
+ mWindowManager.setAppStartingWindow(
+ next, next.packageName, next.theme,
+ next.nonLocalizedLabel,
+ next.labelRes, next.icon, null, true);
+ }
+ if (DEBUG_SWITCH) Log.v(TAG, "Restarting: " + next);
+ }
+ startSpecificActivityLocked(next, true, true);
+ }
+
+ return true;
+ }
+
+ private final void startActivityLocked(HistoryRecord r, boolean newTask) {
+ final int NH = mHistory.size();
+
+ int addPos = -1;
+
+ if (!newTask) {
+ // If starting in an existing task, find where that is...
+ HistoryRecord next = null;
+ boolean startIt = true;
+ for (int i = NH-1; i >= 0; i--) {
+ HistoryRecord p = (HistoryRecord)mHistory.get(i);
+ if (p.finishing) {
+ continue;
+ }
+ if (p.task == r.task) {
+ // Here it is! Now, if this is not yet visible to the
+ // user, then just add it without starting; it will
+ // get started when the user navigates back to it.
+ addPos = i+1;
+ if (!startIt) {
+ mHistory.add(addPos, r);
+ r.inHistory = true;
+ r.task.numActivities++;
+ mWindowManager.addAppToken(addPos, r, r.task.taskId,
+ r.info.screenOrientation, r.fullscreen);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+ return;
+ }
+ break;
+ }
+ if (p.fullscreen) {
+ startIt = false;
+ }
+ next = p;
+ }
+ }
+
+ // Place a new activity at top of stack, so it is next to interact
+ // with the user.
+ if (addPos < 0) {
+ addPos = mHistory.size();
+ }
+
+ // If we are not placing the new activity frontmost, we do not want
+ // to deliver the onUserLeaving callback to the actual frontmost
+ // activity
+ if (addPos < NH) {
+ mUserLeaving = false;
+ if (DEBUG_USER_LEAVING) Log.v(TAG, "startActivity() behind front, mUserLeaving=false");
+ }
+
+ // Slot the activity into the history stack and proceed
+ mHistory.add(addPos, r);
+ r.inHistory = true;
+ r.frontOfTask = newTask;
+ r.task.numActivities++;
+ if (NH > 0) {
+ // We want to show the starting preview window if we are
+ // switching to a new task, or the next activity's process is
+ // not currently running.
+ boolean showStartingIcon = newTask;
+ ProcessRecord proc = r.app;
+ if (proc == null) {
+ proc = mProcessNames.get(r.processName, r.info.applicationInfo.uid);
+ }
+ if (proc == null || proc.thread == null) {
+ showStartingIcon = true;
+ }
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare open transition: starting " + r);
+ mWindowManager.prepareAppTransition(newTask
+ ? WindowManagerPolicy.TRANSIT_TASK_OPEN
+ : WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN);
+ mWindowManager.addAppToken(
+ addPos, r, r.task.taskId, r.info.screenOrientation, r.fullscreen);
+ boolean doShow = true;
+ if (newTask) {
+ // Even though this activity is starting fresh, we still need
+ // to reset it to make sure we apply affinities to move any
+ // existing activities from other tasks in to it.
+ // If the caller has requested that the target task be
+ // reset, then do so.
+ if ((r.intent.getFlags()
+ &Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) {
+ resetTaskIfNeededLocked(r, r);
+ doShow = topRunningActivityLocked(null) == r;
+ }
+ }
+ if (SHOW_APP_STARTING_ICON && doShow) {
+ // Figure out if we are transitioning from another activity that is
+ // "has the same starting icon" as the next one. This allows the
+ // window manager to keep the previous window it had previously
+ // created, if it still had one.
+ HistoryRecord prev = mResumedActivity;
+ if (prev != null) {
+ // We don't want to reuse the previous starting preview if:
+ // (1) The current activity is in a different task.
+ if (prev.task != r.task) prev = null;
+ // (2) The current activity is already displayed.
+ else if (prev.nowVisible) prev = null;
+ }
+ mWindowManager.setAppStartingWindow(
+ r, r.packageName, r.theme, r.nonLocalizedLabel,
+ r.labelRes, r.icon, prev, showStartingIcon);
+ }
+ } else {
+ // If this is the first activity, don't do any fancy animations,
+ // because there is nothing for it to animate on top of.
+ mWindowManager.addAppToken(addPos, r, r.task.taskId,
+ r.info.screenOrientation, r.fullscreen);
+ }
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+
+ resumeTopActivityLocked(null);
+ }
+
+ /**
+ * Perform clear operation as requested by
+ * {@link Intent#FLAG_ACTIVITY_CLEAR_TOP}: assuming the top task on the
+ * stack is the one that the new activity is being launched in, look for
+ * an instance of that activity in the stack and, if found, finish all
+ * activities on top of it and return the instance.
+ *
+ * @param newR Description of the new activity being started.
+ * @return Returns the old activity that should be continue to be used,
+ * or null if none was found.
+ */
+ private final HistoryRecord performClearTopTaskLocked(int taskId,
+ HistoryRecord newR, boolean doClear) {
+ int i = mHistory.size();
+ while (i > 0) {
+ i--;
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r.finishing) {
+ continue;
+ }
+ if (r.task.taskId != taskId) {
+ return null;
+ }
+ if (r.realActivity.equals(newR.realActivity)) {
+ // Here it is! Now finish everything in front...
+ HistoryRecord ret = r;
+ if (doClear) {
+ while (i < (mHistory.size()-1)) {
+ i++;
+ r = (HistoryRecord)mHistory.get(i);
+ if (r.finishing) {
+ continue;
+ }
+ if (finishActivityLocked(r, i, Activity.RESULT_CANCELED,
+ null, "clear")) {
+ i--;
+ }
+ }
+ }
+
+ // Finally, if this is a normal launch mode (that is, not
+ // expecting onNewIntent()), then we will finish the current
+ // instance of the activity so a new fresh one can be started.
+ if (ret.launchMode == ActivityInfo.LAUNCH_MULTIPLE) {
+ if (!ret.finishing) {
+ int index = indexOfTokenLocked(ret, false);
+ if (index >= 0) {
+ finishActivityLocked(ret, 0, Activity.RESULT_CANCELED,
+ null, "clear");
+ }
+ return null;
+ }
+ }
+
+ return ret;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Find the activity in the history stack within the given task. Returns
+ * the index within the history at which it's found, or < 0 if not found.
+ */
+ private final int findActivityInHistoryLocked(HistoryRecord r, int task) {
+ int i = mHistory.size();
+ while (i > 0) {
+ i--;
+ HistoryRecord candidate = (HistoryRecord)mHistory.get(i);
+ if (candidate.task.taskId != task) {
+ break;
+ }
+ if (candidate.realActivity.equals(r.realActivity)) {
+ return i;
+ }
+ }
+
+ return -1;
+ }
+
+ /**
+ * Reorder the history stack so that the activity at the given index is
+ * brought to the front.
+ */
+ private final HistoryRecord moveActivityToFrontLocked(int where) {
+ HistoryRecord newTop = (HistoryRecord)mHistory.remove(where);
+ int top = mHistory.size();
+ HistoryRecord oldTop = (HistoryRecord)mHistory.get(top-1);
+ mHistory.add(top, newTop);
+ oldTop.frontOfTask = false;
+ newTop.frontOfTask = true;
+ return newTop;
+ }
+
+ /**
+ * Deliver a new Intent to an existing activity, so that its onNewIntent()
+ * method will be called at the proper time.
+ */
+ private final void deliverNewIntentLocked(HistoryRecord r, Intent intent) {
+ boolean sent = false;
+ if (r.state == ActivityState.RESUMED
+ && r.app != null && r.app.thread != null) {
+ try {
+ ArrayList<Intent> ar = new ArrayList<Intent>();
+ ar.add(new Intent(intent));
+ r.app.thread.scheduleNewIntent(ar, r);
+ sent = true;
+ } catch (Exception e) {
+ Log.w(TAG, "Exception thrown sending new intent to " + r, e);
+ }
+ }
+ if (!sent) {
+ r.addNewIntentLocked(new Intent(intent));
+ }
+ }
+
+ private final void logStartActivity(int tag, HistoryRecord r,
+ TaskRecord task) {
+ EventLog.writeEvent(tag,
+ System.identityHashCode(r), task.taskId,
+ r.shortComponentName, r.intent.getAction(),
+ r.intent.getType(), r.intent.getDataString(),
+ r.intent.getFlags());
+ }
+
+ private final int startActivityLocked(IApplicationThread caller,
+ Intent intent, String resolvedType,
+ Uri[] grantedUriPermissions,
+ int grantedMode, ActivityInfo aInfo, IBinder resultTo,
+ String resultWho, int requestCode,
+ int callingPid, int callingUid, boolean onlyIfNeeded) {
+ Log.i(TAG, "Starting activity: " + intent);
+
+ HistoryRecord sourceRecord = null;
+ HistoryRecord resultRecord = null;
+ if (resultTo != null) {
+ int index = indexOfTokenLocked(resultTo, false);
+ if (localLOGV) Log.v(
+ TAG, "Sending result to " + resultTo + " (index " + index + ")");
+ if (index >= 0) {
+ sourceRecord = (HistoryRecord)mHistory.get(index);
+ if (requestCode >= 0 && !sourceRecord.finishing) {
+ resultRecord = sourceRecord;
+ }
+ }
+ }
+
+ 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) {
+ return START_FORWARD_AND_REQUEST_CONFLICT;
+ }
+ resultRecord = sourceRecord.resultTo;
+ resultWho = sourceRecord.resultWho;
+ requestCode = sourceRecord.requestCode;
+ sourceRecord.resultTo = null;
+ if (resultRecord != null) {
+ resultRecord.removeResultsLocked(
+ sourceRecord, resultWho, requestCode);
+ }
+ }
+
+ int err = START_SUCCESS;
+
+ if (intent.getComponent() == null) {
+ // We couldn't find a class that can handle the given Intent.
+ // That's the end of that!
+ err = START_INTENT_NOT_RESOLVED;
+ }
+
+ if (err == START_SUCCESS && aInfo == null) {
+ // We couldn't find the specific class specified in the Intent.
+ // Also the end of the line.
+ err = START_CLASS_NOT_FOUND;
+ }
+
+ ProcessRecord callerApp = null;
+ if (err == START_SUCCESS && caller != null) {
+ callerApp = getRecordForAppLocked(caller);
+ if (callerApp != null) {
+ callingPid = callerApp.pid;
+ callingUid = callerApp.info.uid;
+ } else {
+ Log.w(TAG, "Unable to find app for caller " + caller
+ + " (pid=" + callingPid + ") when starting: "
+ + intent.toString());
+ err = START_PERMISSION_DENIED;
+ }
+ }
+
+ if (err != START_SUCCESS) {
+ if (resultRecord != null) {
+ sendActivityResultLocked(-1,
+ resultRecord, resultWho, requestCode,
+ Activity.RESULT_CANCELED, null);
+ }
+ return err;
+ }
+
+ final int perm = checkComponentPermission(aInfo.permission, callingPid,
+ callingUid, aInfo.exported ? -1 : aInfo.applicationInfo.uid);
+ if (perm != PackageManager.PERMISSION_GRANTED) {
+ if (resultRecord != null) {
+ sendActivityResultLocked(-1,
+ resultRecord, resultWho, requestCode,
+ Activity.RESULT_CANCELED, null);
+ }
+ String msg = "Permission Denial: starting " + intent.toString()
+ + " from " + callerApp + " (pid=" + callingPid
+ + ", uid=" + callingUid + ")"
+ + " requires " + aInfo.permission;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ if (mWatcher != null) {
+ boolean abort = false;
+ 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 = !mWatcher.activityStarting(watchIntent,
+ aInfo.applicationInfo.packageName);
+ } catch (RemoteException e) {
+ mWatcher = null;
+ }
+
+ if (abort) {
+ if (resultRecord != null) {
+ sendActivityResultLocked(-1,
+ resultRecord, resultWho, requestCode,
+ Activity.RESULT_CANCELED, null);
+ }
+ // We pretend to the caller that it was really started, but
+ // they will just get a cancel result.
+ return START_SUCCESS;
+ }
+ }
+
+ HistoryRecord r = new HistoryRecord(this, callerApp, callingUid,
+ intent, resolvedType, aInfo, mConfiguration,
+ resultRecord, resultWho, requestCode);
+ r.startTime = SystemClock.uptimeMillis();
+
+ HistoryRecord notTop = (launchFlags&Intent.FLAG_ACTIVITY_PREVIOUS_IS_TOP)
+ != 0 ? r : null;
+
+ // We'll invoke onUserLeaving before onPause only if the launching
+ // activity did not explicitly state that this is an automated launch.
+ mUserLeaving = (launchFlags&Intent.FLAG_ACTIVITY_NO_USER_ACTION) == 0;
+ if (DEBUG_USER_LEAVING) Log.v(TAG,
+ "startActivity() => mUserLeaving=" + mUserLeaving);
+
+ // 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 (onlyIfNeeded) {
+ HistoryRecord checkedCaller = sourceRecord;
+ if (checkedCaller == null) {
+ checkedCaller = topRunningActivityLocked(notTop);
+ }
+ if (!checkedCaller.realActivity.equals(r.realActivity)) {
+ // Caller is not the same as launcher, so always needed.
+ onlyIfNeeded = false;
+ }
+ }
+
+ if (grantedUriPermissions != null && callingUid > 0) {
+ for (int i=0; i<grantedUriPermissions.length; i++) {
+ grantUriPermissionLocked(callingUid, r.packageName,
+ grantedUriPermissions[i], grantedMode, r);
+ }
+ }
+
+ grantUriPermissionFromIntentLocked(callingUid, r.packageName,
+ intent, r);
+
+ if (sourceRecord == null) {
+ // This activity is not being started from another... in this
+ // case we -always- start a new task.
+ if ((launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) {
+ Log.w(TAG, "startActivity called from non-Activity context; forcing Intent.FLAG_ACTIVITY_NEW_TASK for: "
+ + intent);
+ launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK;
+ }
+ } else if (sourceRecord.launchMode == ActivityInfo.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.
+ launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK;
+ } else if (r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK) {
+ // The activity being started is a single instance... it always
+ // gets launched into its own task.
+ launchFlags |= Intent.FLAG_ACTIVITY_NEW_TASK;
+ }
+
+ if (resultRecord != null && (launchFlags&Intent.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.
+ Log.w(TAG, "Activity is launching as a new task, so cancelling activity result.");
+ sendActivityResultLocked(-1,
+ resultRecord, resultWho, requestCode,
+ Activity.RESULT_CANCELED, null);
+ r.resultTo = null;
+ resultRecord = null;
+ }
+
+ boolean addingToTask = false;
+ if (((launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) != 0 &&
+ (launchFlags&Intent.FLAG_ACTIVITY_MULTIPLE_TASK) == 0)
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) {
+ // If bring to front is requested, and no result is requested, and
+ // we can find a task that was started with this same
+ // component, then instead of launching bring that one to the front.
+ if (resultRecord == null) {
+ // See if there is a task to bring to the front. If this is
+ // a SINGLE_INSTANCE activity, there can be one and only one
+ // instance of it in the history, and it is always in its own
+ // unique task, so we do a special search.
+ HistoryRecord taskTop = r.launchMode != ActivityInfo.LAUNCH_SINGLE_INSTANCE
+ ? findTaskLocked(intent, r.info)
+ : findActivityLocked(intent, r.info);
+ if (taskTop != null) {
+ if (taskTop.task.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.
+ taskTop.task.setIntent(intent, r.info);
+ }
+ // 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.
+ HistoryRecord curTop = topRunningActivityLocked(notTop);
+ if (curTop.task != taskTop.task) {
+ r.intent.addFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
+ boolean callerAtFront = sourceRecord == null
+ || curTop.task == sourceRecord.task;
+ if (callerAtFront) {
+ // We really do want to push this one into the
+ // user's face, right now.
+ moveTaskToFrontLocked(taskTop.task);
+ }
+ }
+ // If the caller has requested that the target task be
+ // reset, then do so.
+ if ((launchFlags&Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) {
+ taskTop = resetTaskIfNeededLocked(taskTop, r);
+ }
+ if (onlyIfNeeded) {
+ // 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.
+ resumeTopActivityLocked(null);
+ return START_RETURN_INTENT_TO_CALLER;
+ }
+ if ((launchFlags&Intent.FLAG_ACTIVITY_CLEAR_TOP) != 0
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) {
+ // 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.
+ HistoryRecord top = performClearTopTaskLocked(
+ taskTop.task.taskId, r, true);
+ 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.task.setIntent(r.intent, r.info);
+ }
+ logStartActivity(LOG_AM_NEW_INTENT, r, top.task);
+ deliverNewIntentLocked(top, r.intent);
+ } else {
+ // 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.
+ addingToTask = true;
+ // Now pretend like this activity is being started
+ // by the top of its task, so it is put in the
+ // right place.
+ sourceRecord = taskTop;
+ }
+ } else if (r.realActivity.equals(taskTop.task.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 ((launchFlags&Intent.FLAG_ACTIVITY_SINGLE_TOP) != 0
+ && taskTop.realActivity.equals(r.realActivity)) {
+ logStartActivity(LOG_AM_NEW_INTENT, r, taskTop.task);
+ if (taskTop.frontOfTask) {
+ taskTop.task.setIntent(r.intent, r.info);
+ }
+ deliverNewIntentLocked(taskTop, r.intent);
+ } else if (!r.intent.filterEquals(taskTop.task.intent)) {
+ // 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.
+ addingToTask = true;
+ sourceRecord = taskTop;
+ }
+ } else if ((launchFlags&Intent.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.
+ addingToTask = true;
+ sourceRecord = taskTop;
+ } else if (!taskTop.task.rootWasReset) {
+ // In this case we are launching in to 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.
+ taskTop.task.setIntent(r.intent, r.info);
+ }
+ if (!addingToTask) {
+ // 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.
+ resumeTopActivityLocked(null);
+ return START_TASK_TO_FRONT;
+ }
+ }
+ }
+ }
+
+ //String uri = r.intent.toURI();
+ //Intent intent2 = new Intent(uri);
+ //Log.i(TAG, "Given intent: " + r.intent);
+ //Log.i(TAG, "URI is: " + uri);
+ //Log.i(TAG, "To intent: " + intent2);
+
+ if (r.packageName != null) {
+ // 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.
+ HistoryRecord top = topRunningActivityLocked(notTop);
+ if (top != null && resultRecord == null) {
+ if (top.realActivity.equals(r.realActivity)) {
+ if (top.app != null && top.app.thread != null) {
+ if ((launchFlags&Intent.FLAG_ACTIVITY_SINGLE_TOP) != 0
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP
+ || r.launchMode == ActivityInfo.LAUNCH_SINGLE_TASK) {
+ logStartActivity(LOG_AM_NEW_INTENT, top, top.task);
+ // For paranoia, make sure we have correctly
+ // resumed the top activity.
+ resumeTopActivityLocked(null);
+ if (onlyIfNeeded) {
+ // 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;
+ }
+ deliverNewIntentLocked(top, r.intent);
+ return START_DELIVERED_TO_TOP;
+ }
+ }
+ }
+ }
+
+ } else {
+ if (resultRecord != null) {
+ sendActivityResultLocked(-1,
+ resultRecord, resultWho, requestCode,
+ Activity.RESULT_CANCELED, null);
+ }
+ return START_CLASS_NOT_FOUND;
+ }
+
+ boolean newTask = false;
+
+ // Should this be considered a new task?
+ if (resultRecord == null && !addingToTask
+ && (launchFlags&Intent.FLAG_ACTIVITY_NEW_TASK) != 0) {
+ // todo: should do better management of integers.
+ mCurTask++;
+ if (mCurTask <= 0) {
+ mCurTask = 1;
+ }
+ r.task = new TaskRecord(mCurTask, r.info, intent,
+ (r.info.flags&ActivityInfo.FLAG_CLEAR_TASK_ON_LAUNCH) != 0);
+ if (DEBUG_TASKS) Log.v(TAG, "Starting new activity " + r
+ + " in new task " + r.task);
+ newTask = true;
+ addRecentTask(r.task);
+
+ } else if (sourceRecord != null) {
+ if (!addingToTask &&
+ (launchFlags&Intent.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.
+ HistoryRecord top = performClearTopTaskLocked(
+ sourceRecord.task.taskId, r, true);
+ if (top != null) {
+ logStartActivity(LOG_AM_NEW_INTENT, r, top.task);
+ deliverNewIntentLocked(top, r.intent);
+ // For paranoia, make sure we have correctly
+ // resumed the top activity.
+ resumeTopActivityLocked(null);
+ return START_DELIVERED_TO_TOP;
+ }
+ } else if (!addingToTask &&
+ (launchFlags&Intent.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.
+ int where = findActivityInHistoryLocked(r, sourceRecord.task.taskId);
+ if (where >= 0) {
+ HistoryRecord top = moveActivityToFrontLocked(where);
+ logStartActivity(LOG_AM_NEW_INTENT, r, top.task);
+ deliverNewIntentLocked(top, r.intent);
+ resumeTopActivityLocked(null);
+ 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.
+ r.task = sourceRecord.task;
+ if (DEBUG_TASKS) Log.v(TAG, "Starting new activity " + r
+ + " in existing task " + r.task);
+
+ } 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.
+ final int N = mHistory.size();
+ HistoryRecord prev =
+ N > 0 ? (HistoryRecord)mHistory.get(N-1) : null;
+ r.task = prev != null
+ ? prev.task
+ : new TaskRecord(mCurTask, r.info, intent,
+ (r.info.flags&ActivityInfo.FLAG_CLEAR_TASK_ON_LAUNCH) != 0);
+ if (DEBUG_TASKS) Log.v(TAG, "Starting new activity " + r
+ + " in new guessed " + r.task);
+ }
+ if (newTask) {
+ EventLog.writeEvent(LOG_AM_CREATE_TASK, r.task.taskId);
+ }
+ logStartActivity(LOG_AM_CREATE_ACTIVITY, r, r.task);
+ startActivityLocked(r, newTask);
+ return START_SUCCESS;
+ }
+
+ public final int startActivity(IApplicationThread caller,
+ Intent intent, String resolvedType, Uri[] grantedUriPermissions,
+ int grantedMode, IBinder resultTo,
+ String resultWho, int requestCode, boolean onlyIfNeeded,
+ boolean debug) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors()) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ // Don't modify the client's object!
+ intent = new Intent(intent);
+
+ // Collect information about the target of the Intent.
+ // Must do this before locking, because resolving the intent
+ // may require launching a process to run its content provider.
+ ActivityInfo aInfo;
+ try {
+ ResolveInfo rInfo =
+ ActivityThread.getPackageManager().resolveIntent(
+ intent, resolvedType,
+ PackageManager.MATCH_DEFAULT_ONLY
+ | PackageManager.GET_SHARED_LIBRARY_FILES);
+ aInfo = rInfo != null ? rInfo.activityInfo : null;
+ } catch (RemoteException e) {
+ aInfo = null;
+ }
+
+ if (aInfo != null) {
+ // Store the found target back into the intent, because now that
+ // we have it we never want to do this again. For example, if the
+ // user navigates back to this point in the history, we should
+ // always restart the exact same activity.
+ intent.setComponent(new ComponentName(
+ aInfo.applicationInfo.packageName, aInfo.name));
+
+ // Don't debug things in the system process
+ if (debug) {
+ if (!aInfo.processName.equals("system")) {
+ setDebugApp(aInfo.processName, true, false);
+ }
+ }
+ }
+
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ int res = startActivityLocked(caller, intent, resolvedType,
+ grantedUriPermissions, grantedMode, aInfo,
+ resultTo, resultWho, requestCode, -1, -1,
+ onlyIfNeeded);
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ public boolean startNextMatchingActivity(IBinder callingActivity,
+ Intent intent) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized (this) {
+ int index = indexOfTokenLocked(callingActivity, false);
+ if (index < 0) {
+ return false;
+ }
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ if (r.app == null || r.app.thread == null) {
+ // The caller is not running... d'oh!
+ return false;
+ }
+ intent = new Intent(intent);
+ // The caller is not allowed to change the data.
+ intent.setDataAndType(r.intent.getData(), r.intent.getType());
+ // And we are resetting to find the next component...
+ intent.setComponent(null);
+
+ ActivityInfo aInfo = null;
+ try {
+ List<ResolveInfo> resolves =
+ ActivityThread.getPackageManager().queryIntentActivities(
+ intent, r.resolvedType,
+ PackageManager.MATCH_DEFAULT_ONLY
+ | PackageManager.GET_SHARED_LIBRARY_FILES);
+
+ // Look for the original activity in the list...
+ final int N = resolves != null ? resolves.size() : 0;
+ for (int i=0; i<N; i++) {
+ ResolveInfo rInfo = resolves.get(i);
+ if (rInfo.activityInfo.packageName.equals(r.packageName)
+ && rInfo.activityInfo.name.equals(r.info.name)) {
+ // We found the current one... the next matching is
+ // after it.
+ i++;
+ if (i<N) {
+ aInfo = resolves.get(i).activityInfo;
+ }
+ break;
+ }
+ }
+ } catch (RemoteException e) {
+ }
+
+ if (aInfo == null) {
+ // Nobody who is next!
+ return false;
+ }
+
+ intent.setComponent(new ComponentName(
+ aInfo.applicationInfo.packageName, aInfo.name));
+ intent.setFlags(intent.getFlags()&~(
+ Intent.FLAG_ACTIVITY_FORWARD_RESULT|
+ Intent.FLAG_ACTIVITY_CLEAR_TOP|
+ Intent.FLAG_ACTIVITY_MULTIPLE_TASK|
+ Intent.FLAG_ACTIVITY_NEW_TASK));
+
+ // Okay now we need to start the new activity, replacing the
+ // currently running activity. This is a little tricky because
+ // we want to start the new one as if the current one is finished,
+ // but not finish the current one first so that there is no flicker.
+ // And thus...
+ final boolean wasFinishing = r.finishing;
+ r.finishing = true;
+
+ // Propagate reply information over to the new activity.
+ final HistoryRecord resultTo = r.resultTo;
+ final String resultWho = r.resultWho;
+ final int requestCode = r.requestCode;
+ r.resultTo = null;
+ if (resultTo != null) {
+ resultTo.removeResultsLocked(r, resultWho, requestCode);
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ // XXX we are not dealing with propagating grantedUriPermissions...
+ // those are not yet exposed to user code, so there is no need.
+ int res = startActivityLocked(r.app.thread, intent,
+ r.resolvedType, null, 0, aInfo, resultTo, resultWho,
+ requestCode, -1, r.launchedFromUid, false);
+ Binder.restoreCallingIdentity(origId);
+
+ r.finishing = wasFinishing;
+ if (res != START_SUCCESS) {
+ return false;
+ }
+ return true;
+ }
+ }
+
+ final int startActivityInPackage(int uid,
+ Intent intent, String resolvedType, IBinder resultTo,
+ String resultWho, int requestCode, boolean onlyIfNeeded) {
+ // Don't modify the client's object!
+ intent = new Intent(intent);
+
+ // Collect information about the target of the Intent.
+ // Must do this before locking, because resolving the intent
+ // may require launching a process to run its content provider.
+ ActivityInfo aInfo;
+ try {
+ ResolveInfo rInfo =
+ ActivityThread.getPackageManager().resolveIntent(
+ intent, resolvedType,
+ PackageManager.MATCH_DEFAULT_ONLY
+ | PackageManager.GET_SHARED_LIBRARY_FILES);
+ aInfo = rInfo != null ? rInfo.activityInfo : null;
+ } catch (RemoteException e) {
+ aInfo = null;
+ }
+
+ if (aInfo != null) {
+ // Store the found target back into the intent, because now that
+ // we have it we never want to do this again. For example, if the
+ // user navigates back to this point in the history, we should
+ // always restart the exact same activity.
+ intent.setComponent(new ComponentName(
+ aInfo.applicationInfo.packageName, aInfo.name));
+ }
+
+ synchronized(this) {
+ return startActivityLocked(null, intent, resolvedType,
+ null, 0, aInfo, resultTo, resultWho, requestCode, -1, uid,
+ onlyIfNeeded);
+ }
+ }
+
+ private final void addRecentTask(TaskRecord task) {
+ // Remove any existing entries that are the same kind of task.
+ int N = mRecentTasks.size();
+ for (int i=0; i<N; i++) {
+ TaskRecord tr = mRecentTasks.get(i);
+ if ((task.affinity != null && task.affinity.equals(tr.affinity))
+ || (task.intent != null && task.intent.filterEquals(tr.intent))) {
+ mRecentTasks.remove(i);
+ i--;
+ N--;
+ if (task.intent == null) {
+ // If the new recent task we are adding is not fully
+ // specified, then replace it with the existing recent task.
+ task = tr;
+ }
+ }
+ }
+ if (N >= MAX_RECENT_TASKS) {
+ mRecentTasks.remove(N-1);
+ }
+ mRecentTasks.add(0, task);
+ }
+
+ public void setRequestedOrientation(IBinder token,
+ int requestedOrientation) {
+ synchronized (this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return;
+ }
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ final long origId = Binder.clearCallingIdentity();
+ mWindowManager.setAppOrientation(r, requestedOrientation);
+ Configuration config = mWindowManager.updateOrientationFromAppTokens(
+ r.mayFreezeScreenLocked(r.app) ? r : null);
+ if (config != null) {
+ r.frozenBeforeDestroy = true;
+ if (!updateConfigurationLocked(config, r)) {
+ resumeTopActivityLocked(null);
+ }
+ }
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ public int getRequestedOrientation(IBinder token) {
+ synchronized (this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
+ }
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ return mWindowManager.getAppOrientation(r);
+ }
+ }
+
+ private final void stopActivityLocked(HistoryRecord r) {
+ if (DEBUG_SWITCH) Log.d(TAG, "Stopping: " + r);
+ if ((r.intent.getFlags()&Intent.FLAG_ACTIVITY_NO_HISTORY) != 0
+ || (r.info.flags&ActivityInfo.FLAG_NO_HISTORY) != 0) {
+ if (!r.finishing) {
+ requestFinishActivityLocked(r, Activity.RESULT_CANCELED, null,
+ "no-history");
+ }
+ } else if (r.app != null && r.app.thread != null) {
+ if (mFocusedActivity == r) {
+ setFocusedActivityLocked(topRunningActivityLocked(null));
+ }
+ r.resumeKeyDispatchingLocked();
+ try {
+ r.stopped = false;
+ r.state = ActivityState.STOPPING;
+ if (DEBUG_VISBILITY) Log.v(
+ TAG, "Stopping visible=" + r.visible + " for " + r);
+ if (!r.visible) {
+ mWindowManager.setAppVisibility(r, false);
+ }
+ r.app.thread.scheduleStopActivity(r, r.visible, r.configChangeFlags);
+ } catch (Exception e) {
+ // Maybe just ignore exceptions here... if the process
+ // has crashed, our death notification will clean things
+ // up.
+ Log.w(TAG, "Exception thrown during pause", e);
+ // Just in case, assume it to be stopped.
+ r.stopped = true;
+ r.state = ActivityState.STOPPED;
+ if (r.configDestroy) {
+ destroyActivityLocked(r, true);
+ }
+ }
+ }
+ }
+
+ /**
+ * @return Returns true if the activity is being finished, false if for
+ * some reason it is being left as-is.
+ */
+ private final boolean requestFinishActivityLocked(IBinder token, int resultCode,
+ Intent resultData, String reason) {
+ if (localLOGV) Log.v(
+ TAG, "Finishing activity: token=" + token
+ + ", result=" + resultCode + ", data=" + resultData);
+
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return false;
+ }
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+
+ // Is this the last activity left?
+ boolean lastActivity = true;
+ for (int i=mHistory.size()-1; i>=0; i--) {
+ HistoryRecord p = (HistoryRecord)mHistory.get(i);
+ if (!p.finishing && p != r) {
+ lastActivity = false;
+ break;
+ }
+ }
+
+ // If this is the last activity, but it is the home activity, then
+ // just don't finish it.
+ if (lastActivity) {
+ if (r.intent.hasCategory(Intent.CATEGORY_HOME)) {
+ return false;
+ }
+ }
+
+ finishActivityLocked(r, index, resultCode, resultData, reason);
+ return true;
+ }
+
+ /**
+ * @return Returns true if this activity has been removed from the history
+ * list, or false if it is still in the list and will be removed later.
+ */
+ private final boolean finishActivityLocked(HistoryRecord r, int index,
+ int resultCode, Intent resultData, String reason) {
+ if (r.finishing) {
+ Log.w(TAG, "Duplicate finish request for " + r);
+ return false;
+ }
+
+ r.finishing = true;
+ EventLog.writeEvent(LOG_AM_FINISH_ACTIVITY,
+ System.identityHashCode(r),
+ r.task.taskId, r.shortComponentName, reason);
+ r.task.numActivities--;
+ if (r.frontOfTask && index < (mHistory.size()-1)) {
+ HistoryRecord next = (HistoryRecord)mHistory.get(index+1);
+ if (next.task == r.task) {
+ next.frontOfTask = true;
+ }
+ }
+
+ r.pauseKeyDispatchingLocked();
+ if (mFocusedActivity == r) {
+ setFocusedActivityLocked(topRunningActivityLocked(null));
+ }
+
+ // send the result
+ HistoryRecord resultTo = r.resultTo;
+ if (resultTo != null) {
+ if (localLOGV) Log.v(TAG, "Adding result to " + resultTo);
+ if (r.info.applicationInfo.uid > 0) {
+ grantUriPermissionFromIntentLocked(r.info.applicationInfo.uid,
+ r.packageName, resultData, r);
+ }
+ resultTo.addResultLocked(r, r.resultWho, r.requestCode, resultCode,
+ resultData);
+ r.resultTo = null;
+ }
+
+ // Make sure this HistoryRecord is not holding on to other resources,
+ // because clients have remote IPC references to this object so we
+ // can't assume that will go away and want to avoid circular IPC refs.
+ r.results = null;
+ r.pendingResults = null;
+ r.newIntents = null;
+ r.icicle = null;
+
+ if (mPendingThumbnails.size() > 0) {
+ // There are clients waiting to receive thumbnails so, in case
+ // this is an activity that someone is waiting for, add it
+ // to the pending list so we can correctly update the clients.
+ mCancelledThumbnails.add(r);
+ }
+
+ if (mResumedActivity == r) {
+ boolean endTask = index <= 0
+ || ((HistoryRecord)mHistory.get(index-1)).task != r.task;
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare close transition: finishing " + r);
+ mWindowManager.prepareAppTransition(endTask
+ ? WindowManagerPolicy.TRANSIT_TASK_CLOSE
+ : WindowManagerPolicy.TRANSIT_ACTIVITY_CLOSE);
+
+ // Tell window manager to prepare for this one to be removed.
+ mWindowManager.setAppVisibility(r, false);
+
+ if (mPausingActivity == null) {
+ if (DEBUG_PAUSE) Log.v(TAG, "Finish needs to pause: " + r);
+ if (DEBUG_USER_LEAVING) Log.v(TAG, "finish() => pause with userLeaving=false");
+ startPausingLocked(false, false);
+ }
+
+ } else if (r.state != ActivityState.PAUSING) {
+ // If the activity is PAUSING, we will complete the finish once
+ // it is done pausing; else we can just directly finish it here.
+ if (DEBUG_PAUSE) Log.v(TAG, "Finish not pausing: " + r);
+ return finishCurrentActivityLocked(r, index,
+ FINISH_AFTER_PAUSE) == null;
+ } else {
+ if (DEBUG_PAUSE) Log.v(TAG, "Finish waiting for pause of: " + r);
+ }
+
+ return false;
+ }
+
+ private static final int FINISH_IMMEDIATELY = 0;
+ private static final int FINISH_AFTER_PAUSE = 1;
+ private static final int FINISH_AFTER_VISIBLE = 2;
+
+ private final HistoryRecord finishCurrentActivityLocked(HistoryRecord r,
+ int mode) {
+ final int index = indexOfTokenLocked(r, false);
+ if (index < 0) {
+ return null;
+ }
+
+ return finishCurrentActivityLocked(r, index, mode);
+ }
+
+ private final HistoryRecord finishCurrentActivityLocked(HistoryRecord r,
+ int index, int mode) {
+ // First things first: if this activity is currently visible,
+ // and the resumed activity is not yet visible, then hold off on
+ // finishing until the resumed one becomes visible.
+ if (mode == FINISH_AFTER_VISIBLE && r.nowVisible) {
+ if (!mStoppingActivities.contains(r)) {
+ mStoppingActivities.add(r);
+ if (mStoppingActivities.size() > 3) {
+ // If we already have a few activities waiting to stop,
+ // then give up on things going idle and start clearing
+ // them out.
+ Message msg = Message.obtain();
+ msg.what = ActivityManagerService.IDLE_NOW_MSG;
+ mHandler.sendMessage(msg);
+ }
+ }
+ r.state = ActivityState.STOPPING;
+ updateOomAdjLocked();
+ return r;
+ }
+
+ // make sure the record is cleaned out of other places.
+ mStoppingActivities.remove(r);
+ mWaitingVisibleActivities.remove(r);
+ if (mResumedActivity == r) {
+ mResumedActivity = null;
+ }
+ final ActivityState prevState = r.state;
+ r.state = ActivityState.FINISHING;
+
+ if (mode == FINISH_IMMEDIATELY
+ || prevState == ActivityState.STOPPED
+ || prevState == ActivityState.INITIALIZING) {
+ // If this activity is already stopped, we can just finish
+ // it right now.
+ return destroyActivityLocked(r, true) ? null : r;
+ } else {
+ // Need to go through the full pause cycle to get this
+ // activity into the stopped state and then finish it.
+ if (localLOGV) Log.v(TAG, "Enqueueing pending finish: " + r);
+ mFinishingActivities.add(r);
+ resumeTopActivityLocked(null);
+ }
+ return r;
+ }
+
+ /**
+ * This is the internal entry point for handling Activity.finish().
+ *
+ * @param token The Binder token referencing the Activity we want to finish.
+ * @param resultCode Result code, if any, from this Activity.
+ * @param resultData Result data (Intent), if any, from this Activity.
+ *
+ * @result Returns true if the activity successfully finished, or false if it is still running.
+ */
+ public final boolean finishActivity(IBinder token, int resultCode, Intent resultData) {
+ // Refuse possible leaked file descriptors
+ if (resultData != null && resultData.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (mWatcher != null) {
+ // Find the first activity that is not finishing.
+ HistoryRecord next = topRunningActivityLocked(token, 0);
+ if (next != null) {
+ // ask watcher if this is allowed
+ boolean resumeOK = true;
+ try {
+ resumeOK = mWatcher.activityResuming(next.packageName);
+ } catch (RemoteException e) {
+ mWatcher = null;
+ }
+
+ if (!resumeOK) {
+ return false;
+ }
+ }
+ }
+ final long origId = Binder.clearCallingIdentity();
+ boolean res = requestFinishActivityLocked(token, resultCode,
+ resultData, "app-request");
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ void sendActivityResultLocked(int callingUid, HistoryRecord r,
+ String resultWho, int requestCode, int resultCode, Intent data) {
+
+ if (callingUid > 0) {
+ grantUriPermissionFromIntentLocked(callingUid, r.packageName,
+ data, r);
+ }
+
+ if (mResumedActivity == r && r.app != null && r.app.thread != null) {
+ try {
+ ArrayList<ResultInfo> list = new ArrayList<ResultInfo>();
+ list.add(new ResultInfo(resultWho, requestCode,
+ resultCode, data));
+ r.app.thread.scheduleSendResult(r, list);
+ return;
+ } catch (Exception e) {
+ Log.w(TAG, "Exception thrown sending result to " + r, e);
+ }
+ }
+
+ r.addResultLocked(null, resultWho, requestCode, resultCode, data);
+ }
+
+ public final void finishSubActivity(IBinder token, String resultWho,
+ int requestCode) {
+ synchronized(this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return;
+ }
+ HistoryRecord self = (HistoryRecord)mHistory.get(index);
+
+ final long origId = Binder.clearCallingIdentity();
+
+ int i;
+ for (i=mHistory.size()-1; i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r.resultTo == self && r.requestCode == requestCode) {
+ if ((r.resultWho == null && resultWho == null) ||
+ (r.resultWho != null && r.resultWho.equals(resultWho))) {
+ finishActivityLocked(r, i,
+ Activity.RESULT_CANCELED, null, "request-sub");
+ }
+ }
+ }
+
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ /**
+ * Perform clean-up of service connections in an activity record.
+ */
+ private final void cleanUpActivityServicesLocked(HistoryRecord r) {
+ // Throw away any services that have been bound by this activity.
+ if (r.connections != null) {
+ Iterator<ConnectionRecord> it = r.connections.iterator();
+ while (it.hasNext()) {
+ ConnectionRecord c = it.next();
+ removeConnectionLocked(c, null, r);
+ }
+ r.connections = null;
+ }
+ }
+
+ /**
+ * Perform the common clean-up of an activity record. This is called both
+ * as part of destroyActivityLocked() (when destroying the client-side
+ * representation) and cleaning things up as a result of its hosting
+ * processing going away, in which case there is no remaining client-side
+ * state to destroy so only the cleanup here is needed.
+ */
+ private final void cleanUpActivityLocked(HistoryRecord r, boolean cleanServices) {
+ if (mResumedActivity == r) {
+ mResumedActivity = null;
+ }
+ if (mFocusedActivity == r) {
+ mFocusedActivity = null;
+ }
+
+ r.configDestroy = false;
+ r.frozenBeforeDestroy = false;
+
+ // Make sure this record is no longer in the pending finishes list.
+ // This could happen, for example, if we are trimming activities
+ // down to the max limit while they are still waiting to finish.
+ mFinishingActivities.remove(r);
+ mWaitingVisibleActivities.remove(r);
+
+ // Remove any pending results.
+ if (r.finishing && r.pendingResults != null) {
+ for (WeakReference<PendingIntentRecord> apr : r.pendingResults) {
+ PendingIntentRecord rec = apr.get();
+ if (rec != null) {
+ cancelIntentSenderLocked(rec, false);
+ }
+ }
+ r.pendingResults = null;
+ }
+
+ if (cleanServices) {
+ cleanUpActivityServicesLocked(r);
+ }
+
+ if (mPendingThumbnails.size() > 0) {
+ // There are clients waiting to receive thumbnails so, in case
+ // this is an activity that someone is waiting for, add it
+ // to the pending list so we can correctly update the clients.
+ mCancelledThumbnails.add(r);
+ }
+
+ // Get rid of any pending idle timeouts.
+ mHandler.removeMessages(PAUSE_TIMEOUT_MSG, r);
+ mHandler.removeMessages(IDLE_TIMEOUT_MSG, r);
+ }
+
+ private final void removeActivityFromHistoryLocked(HistoryRecord r) {
+ if (r.state != ActivityState.DESTROYED) {
+ mHistory.remove(r);
+ r.inHistory = false;
+ r.state = ActivityState.DESTROYED;
+ mWindowManager.removeAppToken(r);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+ cleanUpActivityServicesLocked(r);
+ removeActivityUriPermissionsLocked(r);
+ }
+ }
+
+ /**
+ * Destroy the current CLIENT SIDE instance of an activity. This may be
+ * called both when actually finishing an activity, or when performing
+ * a configuration switch where we destroy the current client-side object
+ * but then create a new client-side object for this same HistoryRecord.
+ */
+ private final boolean destroyActivityLocked(HistoryRecord r,
+ boolean removeFromApp) {
+ if (DEBUG_SWITCH) Log.v(
+ TAG, "Removing activity: token=" + r
+ + ", app=" + (r.app != null ? r.app.processName : "(null)"));
+ EventLog.writeEvent(LOG_AM_DESTROY_ACTIVITY,
+ System.identityHashCode(r),
+ r.task.taskId, r.shortComponentName);
+
+ boolean removedFromHistory = false;
+
+ cleanUpActivityLocked(r, false);
+
+ if (r.app != null) {
+ if (removeFromApp) {
+ int idx = r.app.activities.indexOf(r);
+ if (idx >= 0) {
+ r.app.activities.remove(idx);
+ }
+ if (r.persistent) {
+ decPersistentCountLocked(r.app);
+ }
+ }
+
+ boolean skipDestroy = false;
+
+ try {
+ if (DEBUG_SWITCH) Log.i(TAG, "Destroying: " + r);
+ r.app.thread.scheduleDestroyActivity(r, r.finishing,
+ r.configChangeFlags);
+ } catch (Exception e) {
+ // We can just ignore exceptions here... if the process
+ // has crashed, our death notification will clean things
+ // up.
+ //Log.w(TAG, "Exception thrown during finish", e);
+ if (r.finishing) {
+ removeActivityFromHistoryLocked(r);
+ removedFromHistory = true;
+ skipDestroy = true;
+ }
+ }
+
+ r.app = null;
+ r.nowVisible = false;
+
+ if (r.finishing && !skipDestroy) {
+ r.state = ActivityState.DESTROYING;
+ Message msg = mHandler.obtainMessage(DESTROY_TIMEOUT_MSG);
+ msg.obj = r;
+ mHandler.sendMessageDelayed(msg, DESTROY_TIMEOUT);
+ } else {
+ r.state = ActivityState.DESTROYED;
+ }
+ } else {
+ // remove this record from the history.
+ if (r.finishing) {
+ removeActivityFromHistoryLocked(r);
+ removedFromHistory = true;
+ } else {
+ r.state = ActivityState.DESTROYED;
+ }
+ }
+
+ r.configChangeFlags = 0;
+
+ if (!mLRUActivities.remove(r)) {
+ Log.w(TAG, "Activity " + r + " being finished, but not in LRU list");
+ }
+
+ return removedFromHistory;
+ }
+
+ private static void removeHistoryRecordsForAppLocked(ArrayList list,
+ ProcessRecord app)
+ {
+ int i = list.size();
+ if (localLOGV) Log.v(
+ TAG, "Removing app " + app + " from list " + list
+ + " with " + i + " entries");
+ while (i > 0) {
+ i--;
+ HistoryRecord r = (HistoryRecord)list.get(i);
+ if (localLOGV) Log.v(
+ TAG, "Record #" + i + " " + r + ": app=" + r.app);
+ if (r.app == app) {
+ if (localLOGV) Log.v(TAG, "Removing this entry!");
+ list.remove(i);
+ }
+ }
+ }
+
+ /**
+ * Main function for removing an existing process from the activity manager
+ * as a result of that process going away. Clears out all connections
+ * to the process.
+ */
+ private final void handleAppDiedLocked(ProcessRecord app,
+ boolean restarting) {
+ cleanUpApplicationRecordLocked(app, restarting, -1);
+ if (!restarting) {
+ mLRUProcesses.remove(app);
+ }
+
+ // Just in case...
+ if (mPausingActivity != null && mPausingActivity.app == app) {
+ if (DEBUG_PAUSE) Log.v(TAG, "App died while pausing: " + mPausingActivity);
+ mPausingActivity = null;
+ }
+ if (mLastPausedActivity != null && mLastPausedActivity.app == app) {
+ mLastPausedActivity = null;
+ }
+
+ // Remove this application's activities from active lists.
+ removeHistoryRecordsForAppLocked(mLRUActivities, app);
+ removeHistoryRecordsForAppLocked(mStoppingActivities, app);
+ removeHistoryRecordsForAppLocked(mWaitingVisibleActivities, app);
+ removeHistoryRecordsForAppLocked(mFinishingActivities, app);
+
+ boolean atTop = true;
+ boolean hasVisibleActivities = false;
+
+ // Clean out the history list.
+ int i = mHistory.size();
+ if (localLOGV) Log.v(
+ TAG, "Removing app " + app + " from history with " + i + " entries");
+ while (i > 0) {
+ i--;
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (localLOGV) Log.v(
+ TAG, "Record #" + i + " " + r + ": app=" + r.app);
+ if (r.app == app) {
+ if ((!r.haveState && !r.stateNotNeeded) || r.finishing) {
+ if (localLOGV) Log.v(
+ TAG, "Removing this entry! frozen=" + r.haveState
+ + " finishing=" + r.finishing);
+ mHistory.remove(i);
+
+ r.inHistory = false;
+ mWindowManager.removeAppToken(r);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+ removeActivityUriPermissionsLocked(r);
+
+ } else {
+ // We have the current state for this activity, so
+ // it can be restarted later when needed.
+ if (localLOGV) Log.v(
+ TAG, "Keeping entry, setting app to null");
+ if (r.visible) {
+ hasVisibleActivities = true;
+ }
+ r.app = null;
+ r.nowVisible = false;
+ if (!r.haveState) {
+ r.icicle = null;
+ }
+ }
+
+ cleanUpActivityLocked(r, true);
+ r.state = ActivityState.STOPPED;
+ }
+ atTop = false;
+ }
+
+ app.activities.clear();
+
+ if (app.instrumentationClass != null) {
+ Log.w(TAG, "Crash of app " + app.processName
+ + " running instrumentation " + app.instrumentationClass);
+ Bundle info = new Bundle();
+ info.putString("shortMsg", "Process crashed.");
+ finishInstrumentationLocked(app, Activity.RESULT_CANCELED, info);
+ }
+
+ if (!restarting) {
+ if (!resumeTopActivityLocked(null)) {
+ // If there was nothing to resume, and we are not already
+ // restarting this process, but there is a visible activity that
+ // is hosted by the process... then make sure all visible
+ // activities are running, taking care of restarting this
+ // process.
+ if (hasVisibleActivities) {
+ ensureActivitiesVisibleLocked(null, 0);
+ }
+ }
+ }
+ }
+
+ private final int getLRURecordIndexForAppLocked(IApplicationThread thread) {
+ IBinder threadBinder = thread.asBinder();
+
+ // Find the application record.
+ int count = mLRUProcesses.size();
+ int i;
+ for (i=0; i<count; i++) {
+ ProcessRecord rec = mLRUProcesses.get(i);
+ if (rec.thread != null && rec.thread.asBinder() == threadBinder) {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+ private final ProcessRecord getRecordForAppLocked(
+ IApplicationThread thread) {
+ if (thread == null) {
+ return null;
+ }
+
+ int appIndex = getLRURecordIndexForAppLocked(thread);
+ return appIndex >= 0 ? mLRUProcesses.get(appIndex) : null;
+ }
+
+ private final void appDiedLocked(ProcessRecord app, int pid,
+ IApplicationThread thread) {
+
+ mProcDeaths[0]++;
+
+ if (app.thread != null && app.thread.asBinder() == thread.asBinder()) {
+ Log.i(TAG, "Process " + app.processName + " (pid " + pid
+ + ") has died.");
+ EventLog.writeEvent(LOG_AM_PROCESS_DIED, app.pid, app.processName);
+ if (localLOGV) Log.v(
+ TAG, "Dying app: " + app + ", pid: " + pid
+ + ", thread: " + thread.asBinder());
+ boolean doLowMem = app.instrumentationClass == null;
+ handleAppDiedLocked(app, false);
+
+ if (doLowMem) {
+ // If there are no longer any background processes running,
+ // and the app that died was not running instrumentation,
+ // then tell everyone we are now low on memory.
+ boolean haveBg = false;
+ int count = mLRUProcesses.size();
+ int i;
+ for (i=0; i<count; i++) {
+ ProcessRecord rec = mLRUProcesses.get(i);
+ if (rec.thread != null && rec.setAdj >= HIDDEN_APP_MIN_ADJ) {
+ haveBg = true;
+ break;
+ }
+ }
+
+ if (!haveBg) {
+ Log.i(TAG, "Low Memory: No more background processes.");
+ EventLog.writeEvent(LOG_AM_LOW_MEMORY, mLRUProcesses.size());
+ for (i=0; i<count; i++) {
+ ProcessRecord rec = mLRUProcesses.get(i);
+ if (rec.thread != null) {
+ rec.lastRequestedGc = SystemClock.uptimeMillis();
+ try {
+ rec.thread.scheduleLowMemory();
+ } catch (RemoteException e) {
+ // Don't care if the process is gone.
+ }
+ }
+ }
+ }
+ }
+ } else if (Config.LOGD) {
+ Log.d(TAG, "Received spurious death notification for thread "
+ + thread.asBinder());
+ }
+ }
+
+ final String readFile(String filename) {
+ try {
+ FileInputStream fs = new FileInputStream(filename);
+ byte[] inp = new byte[8192];
+ int size = fs.read(inp);
+ fs.close();
+ return new String(inp, 0, 0, size);
+ } catch (java.io.IOException e) {
+ }
+ return "";
+ }
+
+ final void appNotRespondingLocked(ProcessRecord app, HistoryRecord activity,
+ final String annotation) {
+ if (app.notResponding || app.crashing) {
+ return;
+ }
+
+ // Log the ANR to the event log.
+ EventLog.writeEvent(LOG_ANR, app.pid, app.processName, annotation);
+
+ // If we are on a secure build and the application is not interesting to the user (it is
+ // not visible or in the background), just kill it instead of displaying a dialog.
+ boolean isSecure = "1".equals(SystemProperties.get(SYSTEM_SECURE, "0"));
+ if (isSecure && !app.isInterestingToUserLocked() && Process.myPid() != app.pid) {
+ Process.killProcess(app.pid);
+ return;
+ }
+
+ // DeviceMonitor.start();
+
+ String processInfo = null;
+ if (MONITOR_CPU_USAGE) {
+ updateCpuStatsNow();
+ synchronized (mProcessStatsThread) {
+ processInfo = mProcessStats.printCurrentState();
+ }
+ }
+
+ StringBuilder info = new StringBuilder();
+ info.append("ANR (application not responding) in process: ");
+ info.append(app.processName);
+ if (annotation != null) {
+ info.append("\nAnnotation: ");
+ info.append(annotation);
+ }
+ if (MONITOR_CPU_USAGE) {
+ info.append("\nCPU usage:\n");
+ info.append(processInfo);
+ }
+ Log.i(TAG, info.toString());
+
+ // The application is not responding. Dump as many thread traces as we can.
+ boolean fileDump = prepareTraceFile(true);
+ if (!fileDump) {
+ // Dumping traces to the log, just dump the process that isn't responding so
+ // we don't overflow the log
+ Process.sendSignal(app.pid, Process.SIGNAL_QUIT);
+ } else {
+ // Dumping traces to a file so dump all active processes we know about
+ synchronized (this) {
+ for (int i = mLRUProcesses.size() - 1 ; i >= 0 ; i--) {
+ ProcessRecord r = mLRUProcesses.get(i);
+ if (r.thread != null) {
+ Process.sendSignal(r.pid, Process.SIGNAL_QUIT);
+ }
+ }
+ }
+ }
+
+ if (mWatcher != null) {
+ try {
+ int res = mWatcher.appNotResponding(app.processName,
+ app.pid, info.toString());
+ if (res != 0) {
+ if (res < 0) {
+ // wait until the SIGQUIT has had a chance to process before killing the
+ // process.
+ try {
+ wait(2000);
+ } catch (InterruptedException e) {
+ }
+
+ Process.killProcess(app.pid);
+ return;
+ }
+ }
+ } catch (RemoteException e) {
+ mWatcher = null;
+ }
+ }
+
+ makeAppNotRespondingLocked(app,
+ activity != null ? activity.shortComponentName : null,
+ annotation != null ? "ANR " + annotation : "ANR",
+ info.toString(), null);
+ Message msg = Message.obtain();
+ HashMap map = new HashMap();
+ msg.what = SHOW_NOT_RESPONDING_MSG;
+ msg.obj = map;
+ map.put("app", app);
+ if (activity != null) {
+ map.put("activity", activity);
+ }
+
+ mHandler.sendMessage(msg);
+ return;
+ }
+
+ /**
+ * If a stack trace file has been configured, prepare the filesystem
+ * by creating the directory if it doesn't exist and optionally
+ * removing the old trace file.
+ *
+ * @param removeExisting If set, the existing trace file will be removed.
+ * @return Returns true if the trace file preparations succeeded
+ */
+ public static boolean prepareTraceFile(boolean removeExisting) {
+ String tracesPath = SystemProperties.get("dalvik.vm.stack-trace-file", null);
+ boolean fileReady = false;
+ if (!TextUtils.isEmpty(tracesPath)) {
+ File f = new File(tracesPath);
+ if (!f.exists()) {
+ // Ensure the enclosing directory exists
+ File dir = f.getParentFile();
+ if (!dir.exists()) {
+ fileReady = dir.mkdirs();
+ FileUtils.setPermissions(dir.getAbsolutePath(),
+ FileUtils.S_IRWXU | FileUtils.S_IRWXG | FileUtils.S_IRWXO, -1, -1);
+ } else if (dir.isDirectory()) {
+ fileReady = true;
+ }
+ } else if (removeExisting) {
+ // Remove the previous traces file, so we don't fill the disk.
+ // The VM will recreate it
+ Log.i(TAG, "Removing old ANR trace file from " + tracesPath);
+ fileReady = f.delete();
+ }
+ }
+
+ return fileReady;
+ }
+
+
+ private final void decPersistentCountLocked(ProcessRecord app)
+ {
+ app.persistentActivities--;
+ if (app.persistentActivities > 0) {
+ // Still more of 'em...
+ return;
+ }
+ if (app.persistent) {
+ // Ah, but the application itself is persistent. Whatever!
+ return;
+ }
+
+ // App is no longer persistent... make sure it and the ones
+ // following it in the LRU list have the correc oom_adj.
+ updateOomAdjLocked();
+ }
+
+ public void setPersistent(IBinder token, boolean isPersistent) {
+ if (checkCallingPermission(android.Manifest.permission.PERSISTENT_ACTIVITY)
+ != PackageManager.PERMISSION_GRANTED) {
+ String msg = "Permission Denial: setPersistent() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + android.Manifest.permission.PERSISTENT_ACTIVITY;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ synchronized(this) {
+ int index = indexOfTokenLocked(token, true);
+ if (index < 0) {
+ return;
+ }
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ ProcessRecord app = r.app;
+
+ if (localLOGV) Log.v(
+ TAG, "Setting persistence " + isPersistent + ": " + r);
+
+ if (isPersistent) {
+ if (r.persistent) {
+ // Okay okay, I heard you already!
+ if (localLOGV) Log.v(TAG, "Already persistent!");
+ return;
+ }
+ r.persistent = true;
+ app.persistentActivities++;
+ if (localLOGV) Log.v(TAG, "Num persistent now: " + app.persistentActivities);
+ if (app.persistentActivities > 1) {
+ // We aren't the first...
+ if (localLOGV) Log.v(TAG, "Not the first!");
+ return;
+ }
+ if (app.persistent) {
+ // This would be redundant.
+ if (localLOGV) Log.v(TAG, "App is persistent!");
+ return;
+ }
+
+ // App is now persistent... make sure it and the ones
+ // following it now have the correct oom_adj.
+ final long origId = Binder.clearCallingIdentity();
+ updateOomAdjLocked();
+ Binder.restoreCallingIdentity(origId);
+
+ } else {
+ if (!r.persistent) {
+ // Okay okay, I heard you already!
+ return;
+ }
+ r.persistent = false;
+ final long origId = Binder.clearCallingIdentity();
+ decPersistentCountLocked(app);
+ Binder.restoreCallingIdentity(origId);
+
+ }
+ }
+ }
+
+ public boolean clearApplicationUserData(final String packageName,
+ final IPackageDataObserver observer) {
+ int uid = Binder.getCallingUid();
+ int pid = Binder.getCallingPid();
+ long callingId = Binder.clearCallingIdentity();
+ try {
+ IPackageManager pm = ActivityThread.getPackageManager();
+ int pkgUid = -1;
+ synchronized(this) {
+ try {
+ pkgUid = pm.getPackageUid(packageName);
+ } catch (RemoteException e) {
+ }
+ if (pkgUid == -1) {
+ Log.w(TAG, "Invalid packageName:" + packageName);
+ return false;
+ }
+ if (uid == pkgUid || checkComponentPermission(
+ android.Manifest.permission.CLEAR_APP_USER_DATA,
+ pid, uid, -1)
+ == PackageManager.PERMISSION_GRANTED) {
+ restartPackageLocked(packageName, pkgUid);
+ } else {
+ throw new SecurityException(pid+" does not have permission:"+
+ android.Manifest.permission.CLEAR_APP_USER_DATA+" to clear data" +
+ "for process:"+packageName);
+ }
+ }
+
+ try {
+ //clear application user data
+ pm.clearApplicationUserData(packageName, observer);
+ Intent intent = new Intent(Intent.ACTION_PACKAGE_DATA_CLEARED,
+ Uri.fromParts("package", packageName, null));
+ intent.putExtra(Intent.EXTRA_UID, pkgUid);
+ broadcastIntentLocked(null, null, intent,
+ null, null, 0, null, null, null,
+ false, false, MY_PID, Process.SYSTEM_UID);
+ } catch (RemoteException e) {
+ }
+ } finally {
+ Binder.restoreCallingIdentity(callingId);
+ }
+ return true;
+ }
+
+ public void restartPackage(final String packageName) {
+ if (checkCallingPermission(android.Manifest.permission.RESTART_PACKAGES)
+ != PackageManager.PERMISSION_GRANTED) {
+ String msg = "Permission Denial: restartPackage() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + android.Manifest.permission.RESTART_PACKAGES;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ long callingId = Binder.clearCallingIdentity();
+ try {
+ IPackageManager pm = ActivityThread.getPackageManager();
+ int pkgUid = -1;
+ synchronized(this) {
+ try {
+ pkgUid = pm.getPackageUid(packageName);
+ } catch (RemoteException e) {
+ }
+ if (pkgUid == -1) {
+ Log.w(TAG, "Invalid packageName: " + packageName);
+ return;
+ }
+ restartPackageLocked(packageName, pkgUid);
+ }
+ } finally {
+ Binder.restoreCallingIdentity(callingId);
+ }
+ }
+
+ private void restartPackageLocked(final String packageName, int uid) {
+ uninstallPackageLocked(packageName, uid, false);
+ Intent intent = new Intent(Intent.ACTION_PACKAGE_RESTARTED,
+ Uri.fromParts("package", packageName, null));
+ intent.putExtra(Intent.EXTRA_UID, uid);
+ broadcastIntentLocked(null, null, intent,
+ null, null, 0, null, null, null,
+ false, false, MY_PID, Process.SYSTEM_UID);
+ }
+
+ private final void uninstallPackageLocked(String name, int uid,
+ boolean callerWillRestart) {
+ if (Config.LOGD) Log.d(TAG, "Uninstalling process " + name);
+
+ int i, N;
+
+ final String procNamePrefix = name + ":";
+ if (uid < 0) {
+ try {
+ uid = ActivityThread.getPackageManager().getPackageUid(name);
+ } catch (RemoteException e) {
+ }
+ }
+
+ Iterator<SparseArray<Long>> badApps = mProcessCrashTimes.getMap().values().iterator();
+ while (badApps.hasNext()) {
+ SparseArray<Long> ba = badApps.next();
+ if (ba.get(uid) != null) {
+ badApps.remove();
+ }
+ }
+
+ ArrayList<ProcessRecord> procs = new ArrayList<ProcessRecord>();
+
+ // Remove all processes this package may have touched: all with the
+ // same UID (except for the system or root user), and all whose name
+ // matches the package name.
+ for (SparseArray<ProcessRecord> apps : mProcessNames.getMap().values()) {
+ final int NA = apps.size();
+ for (int ia=0; ia<NA; ia++) {
+ ProcessRecord app = apps.valueAt(ia);
+ if (app.removed) {
+ procs.add(app);
+ } else if ((uid > 0 && uid != Process.SYSTEM_UID && app.info.uid == uid)
+ || app.processName.equals(name)
+ || app.processName.startsWith(procNamePrefix)) {
+ app.removed = true;
+ procs.add(app);
+ }
+ }
+ }
+
+ N = procs.size();
+ for (i=0; i<N; i++) {
+ removeProcessLocked(procs.get(i), callerWillRestart);
+ }
+
+ for (i=mHistory.size()-1; i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r.packageName.equals(name)) {
+ if (Config.LOGD) Log.d(
+ TAG, " Force finishing activity "
+ + r.intent.getComponent().flattenToShortString());
+ if (r.app != null) {
+ r.app.removed = true;
+ }
+ r.app = null;
+ finishActivityLocked(r, i, Activity.RESULT_CANCELED, null, "uninstall");
+ }
+ }
+
+ ArrayList<ServiceRecord> services = new ArrayList<ServiceRecord>();
+ for (ServiceRecord service : mServices.values()) {
+ if (service.packageName.equals(name)) {
+ if (service.app != null) {
+ service.app.removed = true;
+ }
+ service.app = null;
+ services.add(service);
+ }
+ }
+
+ N = services.size();
+ for (i=0; i<N; i++) {
+ bringDownServiceLocked(services.get(i), true);
+ }
+
+ resumeTopActivityLocked(null);
+ }
+
+ private final boolean removeProcessLocked(ProcessRecord app, boolean callerWillRestart) {
+ final String name = app.processName;
+ final int uid = app.info.uid;
+ if (Config.LOGD) Log.d(
+ TAG, "Force removing process " + app + " (" + name
+ + "/" + uid + ")");
+
+ mProcessNames.remove(name, uid);
+ boolean needRestart = false;
+ if (app.pid > 0 && app.pid != MY_PID) {
+ int pid = app.pid;
+ synchronized (mPidsSelfLocked) {
+ mPidsSelfLocked.remove(pid);
+ mHandler.removeMessages(PROC_START_TIMEOUT_MSG, app);
+ }
+ handleAppDiedLocked(app, true);
+ mLRUProcesses.remove(app);
+ Process.killProcess(pid);
+
+ if (app.persistent) {
+ if (!callerWillRestart) {
+ addAppLocked(app.info);
+ } else {
+ needRestart = true;
+ }
+ }
+ } else {
+ mRemovedProcesses.add(app);
+ }
+
+ return needRestart;
+ }
+
+ private final void processStartTimedOutLocked(ProcessRecord app) {
+ final int pid = app.pid;
+ boolean gone = false;
+ synchronized (mPidsSelfLocked) {
+ ProcessRecord knownApp = mPidsSelfLocked.get(pid);
+ if (knownApp != null && knownApp.thread == null) {
+ mPidsSelfLocked.remove(pid);
+ gone = true;
+ }
+ }
+
+ if (gone) {
+ Log.w(TAG, "Process " + app + " failed to attach");
+ mProcessNames.remove(app.processName, app.info.uid);
+ Process.killProcess(pid);
+ if (mPendingBroadcast != null && mPendingBroadcast.curApp.pid == pid) {
+ Log.w(TAG, "Unattached app died before broadcast acknowledged, skipping");
+ mPendingBroadcast = null;
+ scheduleBroadcastsLocked();
+ }
+ } else {
+ Log.w(TAG, "Spurious process start timeout - pid not known for " + app);
+ }
+ }
+
+ private final boolean attachApplicationLocked(IApplicationThread thread,
+ int pid) {
+
+ // Find the application record that is being attached... either via
+ // the pid if we are running in multiple processes, or just pull the
+ // next app record if we are emulating process with anonymous threads.
+ ProcessRecord app;
+ if (pid != MY_PID && pid >= 0) {
+ synchronized (mPidsSelfLocked) {
+ app = mPidsSelfLocked.get(pid);
+ }
+ } else if (mStartingProcesses.size() > 0) {
+ app = mStartingProcesses.remove(0);
+ app.pid = pid;
+ } else {
+ app = null;
+ }
+
+ if (app == null) {
+ Log.w(TAG, "No pending application record for pid " + pid
+ + " (IApplicationThread " + thread + "); dropping process");
+ EventLog.writeEvent(LOG_AM_DROP_PROCESS, pid);
+ if (pid > 0 && pid != MY_PID) {
+ Process.killProcess(pid);
+ } else {
+ try {
+ thread.scheduleExit();
+ } catch (Exception e) {
+ // Ignore exceptions.
+ }
+ }
+ return false;
+ }
+
+ // If this application record is still attached to a previous
+ // process, clean it up now.
+ if (app.thread != null) {
+ handleAppDiedLocked(app, true);
+ }
+
+ // Tell the process all about itself.
+
+ if (localLOGV) Log.v(
+ TAG, "Binding process pid " + pid + " to record " + app);
+
+ String processName = app.processName;
+ try {
+ thread.asBinder().linkToDeath(new AppDeathRecipient(
+ app, pid, thread), 0);
+ } catch (RemoteException e) {
+ app.resetPackageList();
+ startProcessLocked(app, "link fail", processName);
+ return false;
+ }
+
+ EventLog.writeEvent(LOG_AM_PROCESS_BOUND, app.pid, app.processName);
+
+ app.thread = thread;
+ app.curAdj = app.setAdj = -100;
+ app.forcingToForeground = null;
+ app.foregroundServices = false;
+ app.debugging = false;
+
+ mHandler.removeMessages(PROC_START_TIMEOUT_MSG, app);
+
+ List providers = generateApplicationProvidersLocked(app);
+
+ if (localLOGV) Log.v(
+ TAG, "New app record " + app
+ + " thread=" + thread.asBinder() + " pid=" + pid);
+ try {
+ int testMode = IApplicationThread.DEBUG_OFF;
+ if (mDebugApp != null && mDebugApp.equals(processName)) {
+ testMode = mWaitForDebugger
+ ? IApplicationThread.DEBUG_WAIT
+ : IApplicationThread.DEBUG_ON;
+ app.debugging = true;
+ if (mDebugTransient) {
+ mDebugApp = mOrigDebugApp;
+ mWaitForDebugger = mOrigWaitForDebugger;
+ }
+ }
+ thread.bindApplication(processName, app.info, providers,
+ app.instrumentationClass, app.instrumentationProfileFile,
+ app.instrumentationArguments, app.instrumentationWatcher, testMode,
+ mConfiguration, getCommonServicesLocked());
+ updateLRUListLocked(app, false);
+ app.lastRequestedGc = SystemClock.uptimeMillis();
+ } catch (Exception e) {
+ // todo: Yikes! What should we do? For now we will try to
+ // start another process, but that could easily get us in
+ // an infinite loop of restarting processes...
+ Log.w(TAG, "Exception thrown during bind!", e);
+
+ app.resetPackageList();
+ startProcessLocked(app, "bind fail", processName);
+ return false;
+ }
+
+ // Remove this record from the list of starting applications.
+ mPersistentStartingProcesses.remove(app);
+ mProcessesOnHold.remove(app);
+
+ boolean badApp = false;
+ boolean didSomething = false;
+
+ // See if the top visible activity is waiting to run in this process...
+ HistoryRecord hr = topRunningActivityLocked(null);
+ if (hr != null) {
+ if (hr.app == null && app.info.uid == hr.info.applicationInfo.uid
+ && processName.equals(hr.processName)) {
+ try {
+ if (realStartActivityLocked(hr, app, true, true)) {
+ didSomething = true;
+ }
+ } catch (Exception e) {
+ Log.w(TAG, "Exception in new application when starting activity "
+ + hr.intent.getComponent().flattenToShortString(), e);
+ badApp = true;
+ }
+ } else {
+ ensureActivitiesVisibleLocked(hr, null, processName, 0);
+ }
+ }
+
+ // Find any services that should be running in this process...
+ if (!badApp && mPendingServices.size() > 0) {
+ ServiceRecord sr = null;
+ try {
+ for (int i=0; i<mPendingServices.size(); i++) {
+ sr = mPendingServices.get(i);
+ if (app.info.uid != sr.appInfo.uid
+ || !processName.equals(sr.processName)) {
+ continue;
+ }
+
+ mPendingServices.remove(i);
+ i--;
+ realStartServiceLocked(sr, app);
+ didSomething = true;
+ }
+ } catch (Exception e) {
+ Log.w(TAG, "Exception in new application when starting service "
+ + sr.shortName, e);
+ badApp = true;
+ }
+ }
+
+ // Check if the next broadcast receiver is in this process...
+ BroadcastRecord br = mPendingBroadcast;
+ if (!badApp && br != null && br.curApp == app) {
+ try {
+ mPendingBroadcast = null;
+ processCurBroadcastLocked(br, app);
+ didSomething = true;
+ } catch (Exception e) {
+ Log.w(TAG, "Exception in new application when starting receiver "
+ + br.curComponent.flattenToShortString(), e);
+ badApp = true;
+ logBroadcastReceiverDiscard(br);
+ finishReceiverLocked(br.receiver, br.resultCode, br.resultData,
+ br.resultExtras, br.resultAbort, true);
+ scheduleBroadcastsLocked();
+ }
+ }
+
+ if (badApp) {
+ // todo: Also need to kill application to deal with all
+ // kinds of exceptions.
+ handleAppDiedLocked(app, false);
+ return false;
+ }
+
+ if (!didSomething) {
+ updateOomAdjLocked();
+ }
+
+ return true;
+ }
+
+ public final void attachApplication(IApplicationThread thread) {
+ synchronized (this) {
+ int callingPid = Binder.getCallingPid();
+ final long origId = Binder.clearCallingIdentity();
+ attachApplicationLocked(thread, callingPid);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ public final void activityIdle(IBinder token) {
+ final long origId = Binder.clearCallingIdentity();
+ activityIdleInternal(token, false);
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ final ArrayList<HistoryRecord> processStoppingActivitiesLocked(
+ boolean remove) {
+ int N = mStoppingActivities.size();
+ if (N <= 0) return null;
+
+ ArrayList<HistoryRecord> stops = null;
+
+ final boolean nowVisible = mResumedActivity != null
+ && mResumedActivity.nowVisible
+ && !mResumedActivity.waitingVisible;
+ for (int i=0; i<N; i++) {
+ HistoryRecord s = mStoppingActivities.get(i);
+ if (localLOGV) Log.v(TAG, "Stopping " + s + ": nowVisible="
+ + nowVisible + " waitingVisible=" + s.waitingVisible
+ + " finishing=" + s.finishing);
+ if (s.waitingVisible && nowVisible) {
+ mWaitingVisibleActivities.remove(s);
+ s.waitingVisible = false;
+ if (s.finishing) {
+ // If this activity is finishing, it is sitting on top of
+ // everyone else but we now know it is no longer needed...
+ // so get rid of it. Otherwise, we need to go through the
+ // normal flow and hide it once we determine that it is
+ // hidden by the activities in front of it.
+ if (localLOGV) Log.v(TAG, "Before stopping, can hide: " + s);
+ mWindowManager.setAppVisibility(s, false);
+ }
+ }
+ if (!s.waitingVisible && remove) {
+ if (localLOGV) Log.v(TAG, "Ready to stop: " + s);
+ if (stops == null) {
+ stops = new ArrayList<HistoryRecord>();
+ }
+ stops.add(s);
+ mStoppingActivities.remove(i);
+ N--;
+ i--;
+ }
+ }
+
+ return stops;
+ }
+
+ void enableScreenAfterBoot() {
+ mWindowManager.enableScreenAfterBoot();
+ }
+
+ final void activityIdleInternal(IBinder token, boolean fromTimeout) {
+ if (localLOGV) Log.v(TAG, "Activity idle: " + token);
+
+ ArrayList<HistoryRecord> stops = null;
+ ArrayList<HistoryRecord> finishes = null;
+ ArrayList<HistoryRecord> thumbnails = null;
+ int NS = 0;
+ int NF = 0;
+ int NT = 0;
+ IApplicationThread sendThumbnail = null;
+ boolean booting = false;
+ boolean enableScreen = false;
+
+ synchronized (this) {
+ if (token != null) {
+ mHandler.removeMessages(IDLE_TIMEOUT_MSG, token);
+ }
+
+ // Get the activity record.
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+
+ // No longer need to keep the device awake.
+ if (mResumedActivity == r && mLaunchingActivity.isHeld()) {
+ mHandler.removeMessages(LAUNCH_TIMEOUT_MSG);
+ mLaunchingActivity.release();
+ }
+
+ // We are now idle. If someone is waiting for a thumbnail from
+ // us, we can now deliver.
+ r.idle = true;
+ scheduleAppGcsLocked();
+ if (r.thumbnailNeeded && r.app != null && r.app.thread != null) {
+ sendThumbnail = r.app.thread;
+ r.thumbnailNeeded = false;
+ }
+
+ // If this activity is fullscreen, set up to hide those under it.
+
+ if (DEBUG_VISBILITY) Log.v(TAG, "Idle activity for " + r);
+ ensureActivitiesVisibleLocked(null, 0);
+
+ //Log.i(TAG, "IDLE: mBooted=" + mBooted + ", fromTimeout=" + fromTimeout);
+ if (!mBooted && !fromTimeout) {
+ mBooted = true;
+ enableScreen = true;
+ }
+ }
+
+ // Atomically retrieve all of the other things to do.
+ stops = processStoppingActivitiesLocked(true);
+ NS = stops != null ? stops.size() : 0;
+ if ((NF=mFinishingActivities.size()) > 0) {
+ finishes = new ArrayList<HistoryRecord>(mFinishingActivities);
+ mFinishingActivities.clear();
+ }
+ if ((NT=mCancelledThumbnails.size()) > 0) {
+ thumbnails = new ArrayList<HistoryRecord>(mCancelledThumbnails);
+ mCancelledThumbnails.clear();
+ }
+
+ booting = mBooting;
+ mBooting = false;
+ }
+
+ int i;
+
+ // Send thumbnail if requested.
+ if (sendThumbnail != null) {
+ try {
+ sendThumbnail.requestThumbnail(token);
+ } catch (Exception e) {
+ Log.w(TAG, "Exception thrown when requesting thumbnail", e);
+ sendPendingThumbnail(null, token, null, null, true);
+ }
+ }
+
+ // Stop any activities that are scheduled to do so but have been
+ // waiting for the next one to start.
+ for (i=0; i<NS; i++) {
+ HistoryRecord r = (HistoryRecord)stops.get(i);
+ synchronized (this) {
+ if (r.finishing) {
+ finishCurrentActivityLocked(r, FINISH_IMMEDIATELY);
+ } else {
+ stopActivityLocked(r);
+ }
+ }
+ }
+
+ // Finish any activities that are scheduled to do so but have been
+ // waiting for the next one to start.
+ for (i=0; i<NF; i++) {
+ HistoryRecord r = (HistoryRecord)finishes.get(i);
+ synchronized (this) {
+ destroyActivityLocked(r, true);
+ }
+ }
+
+ // Report back to any thumbnail receivers.
+ for (i=0; i<NT; i++) {
+ HistoryRecord r = (HistoryRecord)thumbnails.get(i);
+ sendPendingThumbnail(r, null, null, null, true);
+ }
+
+ if (booting) {
+ // Ensure that any processes we had put on hold are now started
+ // up.
+ final int NP = mProcessesOnHold.size();
+ if (NP > 0) {
+ ArrayList<ProcessRecord> procs =
+ new ArrayList<ProcessRecord>(mProcessesOnHold);
+ for (int ip=0; ip<NP; ip++) {
+ this.startProcessLocked(procs.get(ip), "on-hold", null);
+ }
+ }
+ if (mFactoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) {
+ // Tell anyone interested that we are done booting!
+ synchronized (this) {
+ broadcastIntentLocked(null, null,
+ new Intent(Intent.ACTION_BOOT_COMPLETED, null),
+ null, null, 0, null, null,
+ android.Manifest.permission.RECEIVE_BOOT_COMPLETED,
+ false, false, MY_PID, Process.SYSTEM_UID);
+ }
+ }
+ }
+
+ trimApplications();
+ //dump();
+ //mWindowManager.dump();
+
+ if (enableScreen) {
+ EventLog.writeEvent(LOG_BOOT_PROGRESS_ENABLE_SCREEN,
+ SystemClock.uptimeMillis());
+ enableScreenAfterBoot();
+ }
+ }
+
+ public final void activityPaused(IBinder token, Bundle icicle) {
+ // Refuse possible leaked file descriptors
+ if (icicle != null && icicle.hasFileDescriptors()) {
+ throw new IllegalArgumentException("File descriptors passed in Bundle");
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ activityPaused(token, icicle, false);
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ final void activityPaused(IBinder token, Bundle icicle, boolean timeout) {
+ if (DEBUG_PAUSE) Log.v(
+ TAG, "Activity paused: token=" + token + ", icicle=" + icicle
+ + ", timeout=" + timeout);
+
+ HistoryRecord r = null;
+
+ synchronized (this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ r = (HistoryRecord)mHistory.get(index);
+ if (!timeout) {
+ r.icicle = icicle;
+ r.haveState = true;
+ }
+ mHandler.removeMessages(PAUSE_TIMEOUT_MSG, r);
+ if (mPausingActivity == r) {
+ r.state = ActivityState.PAUSED;
+ completePauseLocked();
+ } else {
+ EventLog.writeEvent(LOG_AM_FAILED_TO_PAUSE_ACTIVITY,
+ System.identityHashCode(r), r.shortComponentName,
+ mPausingActivity != null
+ ? mPausingActivity.shortComponentName : "(none)");
+ }
+ }
+ }
+ }
+
+ public final void activityStopped(IBinder token, Bitmap thumbnail,
+ CharSequence description) {
+ if (localLOGV) Log.v(
+ TAG, "Activity stopped: token=" + token);
+
+ HistoryRecord r = null;
+
+ final long origId = Binder.clearCallingIdentity();
+
+ synchronized (this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ r = (HistoryRecord)mHistory.get(index);
+ r.thumbnail = thumbnail;
+ r.description = description;
+ r.stopped = true;
+ r.state = ActivityState.STOPPED;
+ if (!r.finishing) {
+ if (r.configDestroy) {
+ destroyActivityLocked(r, true);
+ resumeTopActivityLocked(null);
+ }
+ }
+ }
+ }
+
+ if (r != null) {
+ sendPendingThumbnail(r, null, null, null, false);
+ }
+
+ trimApplications();
+
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ public final void activityDestroyed(IBinder token) {
+ if (DEBUG_SWITCH) Log.v(TAG, "ACTIVITY DESTROYED: " + token);
+ synchronized (this) {
+ mHandler.removeMessages(DESTROY_TIMEOUT_MSG, token);
+
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ if (r.state == ActivityState.DESTROYING) {
+ final long origId = Binder.clearCallingIdentity();
+ removeActivityFromHistoryLocked(r);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+ }
+
+ public String getCallingPackage(IBinder token) {
+ synchronized (this) {
+ HistoryRecord r = getCallingRecordLocked(token);
+ return r != null && r.app != null ? r.app.processName : null;
+ }
+ }
+
+ public ComponentName getCallingActivity(IBinder token) {
+ synchronized (this) {
+ HistoryRecord r = getCallingRecordLocked(token);
+ return r != null ? r.intent.getComponent() : null;
+ }
+ }
+
+ private HistoryRecord getCallingRecordLocked(IBinder token) {
+ int index = indexOfTokenLocked(token, true);
+ if (index >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ if (r != null) {
+ return r.resultTo;
+ }
+ }
+ return null;
+ }
+
+ public ComponentName getActivityClassForToken(IBinder token) {
+ synchronized(this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ return r.intent.getComponent();
+ }
+ return null;
+ }
+ }
+
+ public String getPackageForToken(IBinder token) {
+ synchronized(this) {
+ int index = indexOfTokenLocked(token, false);
+ if (index >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(index);
+ return r.packageName;
+ }
+ return null;
+ }
+ }
+
+ public IIntentSender getIntentSender(int type,
+ String packageName, IBinder token, String resultWho,
+ int requestCode, Intent intent, String resolvedType, int flags) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ int callingUid = Binder.getCallingUid();
+ try {
+ if (callingUid != 0 && callingUid != Process.SYSTEM_UID &&
+ Process.supportsProcesses()) {
+ int uid = ActivityThread.getPackageManager()
+ .getPackageUid(packageName);
+ if (uid != Binder.getCallingUid()) {
+ String msg = "Permission Denial: getIntentSender() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + ", (need uid=" + uid + ")"
+ + " is not allowed to send as package " + packageName;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+ }
+ } catch (RemoteException e) {
+ throw new SecurityException(e);
+ }
+ HistoryRecord activity = null;
+ if (type == INTENT_SENDER_ACTIVITY_RESULT) {
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return null;
+ }
+ activity = (HistoryRecord)mHistory.get(index);
+ if (activity.finishing) {
+ return null;
+ }
+ }
+
+ final boolean noCreate = (flags&PendingIntent.FLAG_NO_CREATE) != 0;
+ final boolean cancelCurrent = (flags&PendingIntent.FLAG_CANCEL_CURRENT) != 0;
+ final boolean updateCurrent = (flags&PendingIntent.FLAG_UPDATE_CURRENT) != 0;
+ flags &= ~(PendingIntent.FLAG_NO_CREATE|PendingIntent.FLAG_CANCEL_CURRENT
+ |PendingIntent.FLAG_UPDATE_CURRENT);
+
+ PendingIntentRecord.Key key = new PendingIntentRecord.Key(
+ type, packageName, activity, resultWho,
+ requestCode, intent, resolvedType, flags);
+ WeakReference<PendingIntentRecord> ref;
+ ref = mIntentSenderRecords.get(key);
+ PendingIntentRecord rec = ref != null ? ref.get() : null;
+ if (rec != null) {
+ if (!cancelCurrent) {
+ if (updateCurrent) {
+ rec.key.requestIntent.replaceExtras(intent);
+ }
+ return rec;
+ }
+ rec.canceled = true;
+ mIntentSenderRecords.remove(key);
+ }
+ if (noCreate) {
+ return rec;
+ }
+ rec = new PendingIntentRecord(this, key, callingUid);
+ mIntentSenderRecords.put(key, rec.ref);
+ if (type == INTENT_SENDER_ACTIVITY_RESULT) {
+ if (activity.pendingResults == null) {
+ activity.pendingResults
+ = new HashSet<WeakReference<PendingIntentRecord>>();
+ }
+ activity.pendingResults.add(rec.ref);
+ }
+ return rec;
+ }
+ }
+
+ public void cancelIntentSender(IIntentSender sender) {
+ if (!(sender instanceof PendingIntentRecord)) {
+ return;
+ }
+ synchronized(this) {
+ PendingIntentRecord rec = (PendingIntentRecord)sender;
+ try {
+ int uid = ActivityThread.getPackageManager()
+ .getPackageUid(rec.key.packageName);
+ if (uid != Binder.getCallingUid()) {
+ String msg = "Permission Denial: cancelIntentSender() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " is not allowed to cancel packges "
+ + rec.key.packageName;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+ } catch (RemoteException e) {
+ throw new SecurityException(e);
+ }
+ cancelIntentSenderLocked(rec, true);
+ }
+ }
+
+ void cancelIntentSenderLocked(PendingIntentRecord rec, boolean cleanActivity) {
+ rec.canceled = true;
+ mIntentSenderRecords.remove(rec.key);
+ if (cleanActivity && rec.key.activity != null) {
+ rec.key.activity.pendingResults.remove(rec.ref);
+ }
+ }
+
+ public String getPackageForIntentSender(IIntentSender pendingResult) {
+ if (!(pendingResult instanceof PendingIntentRecord)) {
+ return null;
+ }
+ synchronized(this) {
+ try {
+ PendingIntentRecord res = (PendingIntentRecord)pendingResult;
+ return res.key.packageName;
+ } catch (ClassCastException e) {
+ }
+ }
+ return null;
+ }
+
+ public void setProcessLimit(int max) {
+ enforceCallingPermission(android.Manifest.permission.SET_PROCESS_LIMIT,
+ "setProcessLimit()");
+ mProcessLimit = max;
+ }
+
+ public int getProcessLimit() {
+ return mProcessLimit;
+ }
+
+ void foregroundTokenDied(ForegroundToken token) {
+ synchronized (ActivityManagerService.this) {
+ synchronized (mPidsSelfLocked) {
+ ForegroundToken cur
+ = mForegroundProcesses.get(token.pid);
+ if (cur != token) {
+ return;
+ }
+ mForegroundProcesses.remove(token.pid);
+ ProcessRecord pr = mPidsSelfLocked.get(token.pid);
+ if (pr == null) {
+ return;
+ }
+ pr.forcingToForeground = null;
+ pr.foregroundServices = false;
+ }
+ updateOomAdjLocked();
+ }
+ }
+
+ public void setProcessForeground(IBinder token, int pid, boolean isForeground) {
+ enforceCallingPermission(android.Manifest.permission.SET_PROCESS_LIMIT,
+ "setProcessForeground()");
+ synchronized(this) {
+ boolean changed = false;
+
+ synchronized (mPidsSelfLocked) {
+ ProcessRecord pr = mPidsSelfLocked.get(pid);
+ if (pr == null) {
+ Log.w(TAG, "setProcessForeground called on unknown pid: " + pid);
+ return;
+ }
+ ForegroundToken oldToken = mForegroundProcesses.get(pid);
+ if (oldToken != null) {
+ oldToken.token.unlinkToDeath(oldToken, 0);
+ mForegroundProcesses.remove(pid);
+ pr.forcingToForeground = null;
+ changed = true;
+ }
+ if (isForeground && token != null) {
+ ForegroundToken newToken = new ForegroundToken() {
+ public void binderDied() {
+ foregroundTokenDied(this);
+ }
+ };
+ newToken.pid = pid;
+ newToken.token = token;
+ try {
+ token.linkToDeath(newToken, 0);
+ mForegroundProcesses.put(pid, newToken);
+ pr.forcingToForeground = token;
+ changed = true;
+ } catch (RemoteException e) {
+ // If the process died while doing this, we will later
+ // do the cleanup with the process death link.
+ }
+ }
+ }
+
+ if (changed) {
+ updateOomAdjLocked();
+ }
+ }
+ }
+
+ // =========================================================
+ // PERMISSIONS
+ // =========================================================
+
+ static class PermissionController extends IPermissionController.Stub {
+ ActivityManagerService mActivityManagerService;
+ PermissionController(ActivityManagerService activityManagerService) {
+ mActivityManagerService = activityManagerService;
+ }
+
+ public boolean checkPermission(String permission, int pid, int uid) {
+ return mActivityManagerService.checkPermission(permission, pid,
+ uid) == PackageManager.PERMISSION_GRANTED;
+ }
+ }
+
+ /**
+ * This can be called with or without the global lock held.
+ */
+ int checkComponentPermission(String permission, int pid, int uid,
+ int reqUid) {
+ // We might be performing an operation on behalf of an indirect binder
+ // invocation, e.g. via {@link #openContentUri}. Check and adjust the
+ // client identity accordingly before proceeding.
+ Identity tlsIdentity = sCallerIdentity.get();
+ if (tlsIdentity != null) {
+ Log.d(TAG, "checkComponentPermission() adjusting {pid,uid} to {"
+ + tlsIdentity.pid + "," + tlsIdentity.uid + "}");
+ uid = tlsIdentity.uid;
+ pid = tlsIdentity.pid;
+ }
+
+ // Root, system server and our own process get to do everything.
+ if (uid == 0 || uid == Process.SYSTEM_UID || pid == MY_PID ||
+ !Process.supportsProcesses()) {
+ return PackageManager.PERMISSION_GRANTED;
+ }
+ // If the target requires a specific UID, always fail for others.
+ if (reqUid >= 0 && uid != reqUid) {
+ return PackageManager.PERMISSION_DENIED;
+ }
+ if (permission == null) {
+ return PackageManager.PERMISSION_GRANTED;
+ }
+ try {
+ return ActivityThread.getPackageManager()
+ .checkUidPermission(permission, uid);
+ } catch (RemoteException e) {
+ // Should never happen, but if it does... deny!
+ Log.e(TAG, "PackageManager is dead?!?", e);
+ }
+ return PackageManager.PERMISSION_DENIED;
+ }
+
+ /**
+ * As the only public entry point for permissions checking, this method
+ * can enforce the semantic that requesting a check on a null global
+ * permission is automatically denied. (Internally a null permission
+ * string is used when calling {@link #checkComponentPermission} in cases
+ * when only uid-based security is needed.)
+ *
+ * This can be called with or without the global lock held.
+ */
+ public int checkPermission(String permission, int pid, int uid) {
+ if (permission == null) {
+ return PackageManager.PERMISSION_DENIED;
+ }
+ return checkComponentPermission(permission, pid, uid, -1);
+ }
+
+ /**
+ * Binder IPC calls go through the public entry point.
+ * This can be called with or without the global lock held.
+ */
+ int checkCallingPermission(String permission) {
+ return checkPermission(permission,
+ Binder.getCallingPid(),
+ Binder.getCallingUid());
+ }
+
+ /**
+ * This can be called with or without the global lock held.
+ */
+ void enforceCallingPermission(String permission, String func) {
+ if (checkCallingPermission(permission)
+ == PackageManager.PERMISSION_GRANTED) {
+ return;
+ }
+
+ String msg = "Permission Denial: " + func + " from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + permission;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ private final boolean checkHoldingPermissionsLocked(IPackageManager pm,
+ ProviderInfo pi, int uid, int modeFlags) {
+ try {
+ if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) {
+ if ((pi.readPermission != null) &&
+ (pm.checkUidPermission(pi.readPermission, uid)
+ != PackageManager.PERMISSION_GRANTED)) {
+ return false;
+ }
+ }
+ if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) {
+ if ((pi.writePermission != null) &&
+ (pm.checkUidPermission(pi.writePermission, uid)
+ != PackageManager.PERMISSION_GRANTED)) {
+ return false;
+ }
+ }
+ return true;
+ } catch (RemoteException e) {
+ return false;
+ }
+ }
+
+ private final boolean checkUriPermissionLocked(Uri uri, int uid,
+ int modeFlags) {
+ // Root gets to do everything.
+ if (uid == 0 || !Process.supportsProcesses()) {
+ return true;
+ }
+ HashMap<Uri, UriPermission> perms = mGrantedUriPermissions.get(uid);
+ if (perms == null) return false;
+ UriPermission perm = perms.get(uri);
+ if (perm == null) return false;
+ return (modeFlags&perm.modeFlags) == modeFlags;
+ }
+
+ public int checkUriPermission(Uri uri, int pid, int uid, int modeFlags) {
+ // Another redirected-binder-call permissions check as in
+ // {@link checkComponentPermission}.
+ Identity tlsIdentity = sCallerIdentity.get();
+ if (tlsIdentity != null) {
+ uid = tlsIdentity.uid;
+ pid = tlsIdentity.pid;
+ }
+
+ // Our own process gets to do everything.
+ if (pid == MY_PID) {
+ return PackageManager.PERMISSION_GRANTED;
+ }
+ synchronized(this) {
+ return checkUriPermissionLocked(uri, uid, modeFlags)
+ ? PackageManager.PERMISSION_GRANTED
+ : PackageManager.PERMISSION_DENIED;
+ }
+ }
+
+ private void grantUriPermissionLocked(int callingUid,
+ String targetPkg, Uri uri, int modeFlags, HistoryRecord activity) {
+ modeFlags &= (Intent.FLAG_GRANT_READ_URI_PERMISSION
+ | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+ if (modeFlags == 0) {
+ return;
+ }
+
+ final IPackageManager pm = ActivityThread.getPackageManager();
+
+ // If this is not a content: uri, we can't do anything with it.
+ if (!ContentResolver.SCHEME_CONTENT.equals(uri.getScheme())) {
+ return;
+ }
+
+ String name = uri.getAuthority();
+ ProviderInfo pi = null;
+ ContentProviderRecord cpr
+ = (ContentProviderRecord)mProvidersByName.get(name);
+ if (cpr != null) {
+ pi = cpr.info;
+ } else {
+ try {
+ pi = pm.resolveContentProvider(name,
+ PackageManager.GET_URI_PERMISSION_PATTERNS);
+ } catch (RemoteException ex) {
+ }
+ }
+ if (pi == null) {
+ Log.w(TAG, "No content provider found for: " + name);
+ return;
+ }
+
+ int targetUid;
+ try {
+ targetUid = pm.getPackageUid(targetPkg);
+ if (targetUid < 0) {
+ return;
+ }
+ } catch (RemoteException ex) {
+ return;
+ }
+
+ // First... does the target actually need this permission?
+ if (checkHoldingPermissionsLocked(pm, pi, targetUid, modeFlags)) {
+ // No need to grant the target this permission.
+ return;
+ }
+
+ // Second... maybe someone else has already granted the
+ // permission?
+ if (checkUriPermissionLocked(uri, targetUid, modeFlags)) {
+ // No need to grant the target this permission.
+ return;
+ }
+
+ // Third... is the provider allowing granting of URI permissions?
+ if (!pi.grantUriPermissions) {
+ throw new SecurityException("Provider " + pi.packageName
+ + "/" + pi.name
+ + " does not allow granting of Uri permissions (uri "
+ + uri + ")");
+ }
+ if (pi.uriPermissionPatterns != null) {
+ final int N = pi.uriPermissionPatterns.length;
+ boolean allowed = false;
+ for (int i=0; i<N; i++) {
+ if (pi.uriPermissionPatterns[i] != null
+ && pi.uriPermissionPatterns[i].match(uri.getPath())) {
+ allowed = true;
+ break;
+ }
+ }
+ if (!allowed) {
+ throw new SecurityException("Provider " + pi.packageName
+ + "/" + pi.name
+ + " does not allow granting of permission to path of Uri "
+ + uri);
+ }
+ }
+
+ // Fourth... does the caller itself have permission to access
+ // this uri?
+ if (!checkHoldingPermissionsLocked(pm, pi, callingUid, modeFlags)) {
+ if (!checkUriPermissionLocked(uri, callingUid, modeFlags)) {
+ throw new SecurityException("Uid " + callingUid
+ + " does not have permission to uri " + uri);
+ }
+ }
+
+ // Okay! So here we are: the caller has the assumed permission
+ // to the uri, and the target doesn't. Let's now give this to
+ // the target.
+
+ HashMap<Uri, UriPermission> targetUris
+ = mGrantedUriPermissions.get(targetUid);
+ if (targetUris == null) {
+ targetUris = new HashMap<Uri, UriPermission>();
+ mGrantedUriPermissions.put(targetUid, targetUris);
+ }
+
+ UriPermission perm = targetUris.get(uri);
+ if (perm == null) {
+ perm = new UriPermission(targetUid, uri);
+ targetUris.put(uri, perm);
+
+ }
+ perm.modeFlags |= modeFlags;
+ if (activity == null) {
+ perm.globalModeFlags |= modeFlags;
+ } else if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) {
+ perm.readActivities.add(activity);
+ if (activity.readUriPermissions == null) {
+ activity.readUriPermissions = new HashSet<UriPermission>();
+ }
+ activity.readUriPermissions.add(perm);
+ } else if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) {
+ perm.writeActivities.add(activity);
+ if (activity.writeUriPermissions == null) {
+ activity.writeUriPermissions = new HashSet<UriPermission>();
+ }
+ activity.writeUriPermissions.add(perm);
+ }
+ }
+
+ private void grantUriPermissionFromIntentLocked(int callingUid,
+ String targetPkg, Intent intent, HistoryRecord activity) {
+ if (intent == null) {
+ return;
+ }
+ Uri data = intent.getData();
+ if (data == null) {
+ return;
+ }
+ grantUriPermissionLocked(callingUid, targetPkg, data,
+ intent.getFlags(), activity);
+ }
+
+ public void grantUriPermission(IApplicationThread caller, String targetPkg,
+ Uri uri, int modeFlags) {
+ synchronized(this) {
+ final ProcessRecord r = getRecordForAppLocked(caller);
+ if (r == null) {
+ throw new SecurityException("Unable to find app for caller "
+ + caller
+ + " when granting permission to uri " + uri);
+ }
+ if (targetPkg == null) {
+ Log.w(TAG, "grantUriPermission: null target");
+ return;
+ }
+ if (uri == null) {
+ Log.w(TAG, "grantUriPermission: null uri");
+ return;
+ }
+
+ grantUriPermissionLocked(r.info.uid, targetPkg, uri, modeFlags,
+ null);
+ }
+ }
+
+ private void removeUriPermissionIfNeededLocked(UriPermission perm) {
+ if ((perm.modeFlags&(Intent.FLAG_GRANT_READ_URI_PERMISSION
+ |Intent.FLAG_GRANT_WRITE_URI_PERMISSION)) == 0) {
+ HashMap<Uri, UriPermission> perms
+ = mGrantedUriPermissions.get(perm.uid);
+ if (perms != null) {
+ perms.remove(perm.uri);
+ if (perms.size() == 0) {
+ mGrantedUriPermissions.remove(perm.uid);
+ }
+ }
+ }
+ }
+
+ private void removeActivityUriPermissionsLocked(HistoryRecord activity) {
+ if (activity.readUriPermissions != null) {
+ for (UriPermission perm : activity.readUriPermissions) {
+ perm.readActivities.remove(activity);
+ if (perm.readActivities.size() == 0 && (perm.globalModeFlags
+ &Intent.FLAG_GRANT_READ_URI_PERMISSION) == 0) {
+ perm.modeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION;
+ removeUriPermissionIfNeededLocked(perm);
+ }
+ }
+ }
+ if (activity.writeUriPermissions != null) {
+ for (UriPermission perm : activity.writeUriPermissions) {
+ perm.writeActivities.remove(activity);
+ if (perm.writeActivities.size() == 0 && (perm.globalModeFlags
+ &Intent.FLAG_GRANT_WRITE_URI_PERMISSION) == 0) {
+ perm.modeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
+ removeUriPermissionIfNeededLocked(perm);
+ }
+ }
+ }
+ }
+
+ private void revokeUriPermissionLocked(int callingUid, Uri uri,
+ int modeFlags) {
+ modeFlags &= (Intent.FLAG_GRANT_READ_URI_PERMISSION
+ | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+ if (modeFlags == 0) {
+ return;
+ }
+
+ final IPackageManager pm = ActivityThread.getPackageManager();
+
+ final String authority = uri.getAuthority();
+ ProviderInfo pi = null;
+ ContentProviderRecord cpr
+ = (ContentProviderRecord)mProvidersByName.get(authority);
+ if (cpr != null) {
+ pi = cpr.info;
+ } else {
+ try {
+ pi = pm.resolveContentProvider(authority,
+ PackageManager.GET_URI_PERMISSION_PATTERNS);
+ } catch (RemoteException ex) {
+ }
+ }
+ if (pi == null) {
+ Log.w(TAG, "No content provider found for: " + authority);
+ return;
+ }
+
+ // Does the caller have this permission on the URI?
+ if (!checkHoldingPermissionsLocked(pm, pi, callingUid, modeFlags)) {
+ // Right now, if you are not the original owner of the permission,
+ // you are not allowed to revoke it.
+ //if (!checkUriPermissionLocked(uri, callingUid, modeFlags)) {
+ throw new SecurityException("Uid " + callingUid
+ + " does not have permission to uri " + uri);
+ //}
+ }
+
+ // Go through all of the permissions and remove any that match.
+ final List<String> SEGMENTS = uri.getPathSegments();
+ if (SEGMENTS != null) {
+ final int NS = SEGMENTS.size();
+ int N = mGrantedUriPermissions.size();
+ for (int i=0; i<N; i++) {
+ HashMap<Uri, UriPermission> perms
+ = mGrantedUriPermissions.valueAt(i);
+ Iterator<UriPermission> it = perms.values().iterator();
+ toploop:
+ while (it.hasNext()) {
+ UriPermission perm = it.next();
+ Uri targetUri = perm.uri;
+ if (!authority.equals(targetUri.getAuthority())) {
+ continue;
+ }
+ List<String> targetSegments = targetUri.getPathSegments();
+ if (targetSegments == null) {
+ continue;
+ }
+ if (targetSegments.size() < NS) {
+ continue;
+ }
+ for (int j=0; j<NS; j++) {
+ if (!SEGMENTS.get(j).equals(targetSegments.get(j))) {
+ continue toploop;
+ }
+ }
+ perm.clearModes(modeFlags);
+ if (perm.modeFlags == 0) {
+ it.remove();
+ }
+ }
+ if (perms.size() == 0) {
+ mGrantedUriPermissions.remove(
+ mGrantedUriPermissions.keyAt(i));
+ N--;
+ i--;
+ }
+ }
+ }
+ }
+
+ public void revokeUriPermission(IApplicationThread caller, Uri uri,
+ int modeFlags) {
+ synchronized(this) {
+ final ProcessRecord r = getRecordForAppLocked(caller);
+ if (r == null) {
+ throw new SecurityException("Unable to find app for caller "
+ + caller
+ + " when revoking permission to uri " + uri);
+ }
+ if (uri == null) {
+ Log.w(TAG, "revokeUriPermission: null uri");
+ return;
+ }
+
+ modeFlags &= (Intent.FLAG_GRANT_READ_URI_PERMISSION
+ | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+ if (modeFlags == 0) {
+ return;
+ }
+
+ final IPackageManager pm = ActivityThread.getPackageManager();
+
+ final String authority = uri.getAuthority();
+ ProviderInfo pi = null;
+ ContentProviderRecord cpr
+ = (ContentProviderRecord)mProvidersByName.get(authority);
+ if (cpr != null) {
+ pi = cpr.info;
+ } else {
+ try {
+ pi = pm.resolveContentProvider(authority,
+ PackageManager.GET_URI_PERMISSION_PATTERNS);
+ } catch (RemoteException ex) {
+ }
+ }
+ if (pi == null) {
+ Log.w(TAG, "No content provider found for: " + authority);
+ return;
+ }
+
+ revokeUriPermissionLocked(r.info.uid, uri, modeFlags);
+ }
+ }
+
+ public void showWaitingForDebugger(IApplicationThread who, boolean waiting) {
+ synchronized (this) {
+ ProcessRecord app =
+ who != null ? getRecordForAppLocked(who) : null;
+ if (app == null) return;
+
+ Message msg = Message.obtain();
+ msg.what = WAIT_FOR_DEBUGGER_MSG;
+ msg.obj = app;
+ msg.arg1 = waiting ? 1 : 0;
+ mHandler.sendMessage(msg);
+ }
+ }
+
+ public void getMemoryInfo(ActivityManager.MemoryInfo outInfo) {
+ outInfo.availMem = Process.getFreeMemory();
+ outInfo.threshold = SECONDARY_SERVER_MEM;
+ outInfo.lowMemory = outInfo.availMem <
+ (SECONDARY_SERVER_MEM + ((HIDDEN_APP_MEM-SECONDARY_SERVER_MEM)/2));
+ }
+
+ // =========================================================
+ // TASK MANAGEMENT
+ // =========================================================
+
+ public List getTasks(int maxNum, int flags,
+ IThumbnailReceiver receiver) {
+ ArrayList list = new ArrayList();
+
+ PendingThumbnailsRecord pending = null;
+ IApplicationThread topThumbnail = null;
+ HistoryRecord topRecord = null;
+
+ synchronized(this) {
+ if (localLOGV) Log.v(
+ TAG, "getTasks: max=" + maxNum + ", flags=" + flags
+ + ", receiver=" + receiver);
+
+ if (checkCallingPermission(android.Manifest.permission.GET_TASKS)
+ != PackageManager.PERMISSION_GRANTED) {
+ if (receiver != null) {
+ // If the caller wants to wait for pending thumbnails,
+ // it ain't gonna get them.
+ try {
+ receiver.finished();
+ } catch (RemoteException ex) {
+ }
+ }
+ String msg = "Permission Denial: getTasks() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + android.Manifest.permission.GET_TASKS;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ int pos = mHistory.size()-1;
+ HistoryRecord next =
+ pos >= 0 ? (HistoryRecord)mHistory.get(pos) : null;
+ HistoryRecord top = null;
+ CharSequence topDescription = null;
+ TaskRecord curTask = null;
+ int numActivities = 0;
+ int numRunning = 0;
+ while (pos >= 0 && maxNum > 0) {
+ final HistoryRecord r = next;
+ pos--;
+ next = pos >= 0 ? (HistoryRecord)mHistory.get(pos) : null;
+
+ // Initialize state for next task if needed.
+ if (top == null ||
+ (top.state == ActivityState.INITIALIZING
+ && top.task == r.task)) {
+ top = r;
+ topDescription = r.description;
+ curTask = r.task;
+ numActivities = numRunning = 0;
+ }
+
+ // Add 'r' into the current task.
+ numActivities++;
+ if (r.app != null && r.app.thread != null) {
+ numRunning++;
+ }
+ if (topDescription == null) {
+ topDescription = r.description;
+ }
+
+ if (localLOGV) Log.v(
+ TAG, r.intent.getComponent().flattenToShortString()
+ + ": task=" + r.task);
+
+ // If the next one is a different task, generate a new
+ // TaskInfo entry for what we have.
+ if (next == null || next.task != curTask) {
+ ActivityManager.RunningTaskInfo ci
+ = new ActivityManager.RunningTaskInfo();
+ ci.id = curTask.taskId;
+ ci.baseActivity = r.intent.getComponent();
+ ci.topActivity = top.intent.getComponent();
+ ci.thumbnail = top.thumbnail;
+ ci.description = topDescription;
+ ci.numActivities = numActivities;
+ ci.numRunning = numRunning;
+ //System.out.println(
+ // "#" + maxNum + ": " + " descr=" + ci.description);
+ if (ci.thumbnail == null && receiver != null) {
+ if (localLOGV) Log.v(
+ TAG, "State=" + top.state + "Idle=" + top.idle
+ + " app=" + top.app
+ + " thr=" + (top.app != null ? top.app.thread : null));
+ if (top.state == ActivityState.RESUMED
+ || top.state == ActivityState.PAUSING) {
+ if (top.idle && top.app != null
+ && top.app.thread != null) {
+ topRecord = top;
+ topThumbnail = top.app.thread;
+ } else {
+ top.thumbnailNeeded = true;
+ }
+ }
+ if (pending == null) {
+ pending = new PendingThumbnailsRecord(receiver);
+ }
+ pending.pendingRecords.add(top);
+ }
+ list.add(ci);
+ maxNum--;
+ top = null;
+ }
+ }
+
+ if (pending != null) {
+ mPendingThumbnails.add(pending);
+ }
+ }
+
+ if (localLOGV) Log.v(TAG, "We have pending thumbnails: " + pending);
+
+ if (topThumbnail != null) {
+ if (localLOGV) Log.v(TAG, "Requesting top thumbnail");
+ try {
+ topThumbnail.requestThumbnail(topRecord);
+ } catch (Exception e) {
+ Log.w(TAG, "Exception thrown when requesting thumbnail", e);
+ sendPendingThumbnail(null, topRecord, null, null, true);
+ }
+ }
+
+ if (pending == null && receiver != null) {
+ // In this case all thumbnails were available and the client
+ // is being asked to be told when the remaining ones come in...
+ // which is unusually, since the top-most currently running
+ // activity should never have a canned thumbnail! Oh well.
+ try {
+ receiver.finished();
+ } catch (RemoteException ex) {
+ }
+ }
+
+ return list;
+ }
+
+ public List<ActivityManager.RecentTaskInfo> getRecentTasks(int maxNum,
+ int flags) {
+ synchronized (this) {
+ enforceCallingPermission(android.Manifest.permission.GET_TASKS,
+ "getRecentTasks()");
+
+ final int N = mRecentTasks.size();
+ ArrayList<ActivityManager.RecentTaskInfo> res
+ = new ArrayList<ActivityManager.RecentTaskInfo>(
+ maxNum < N ? maxNum : N);
+ for (int i=0; i<N && maxNum > 0; i++) {
+ TaskRecord tr = mRecentTasks.get(i);
+ if (((flags&ActivityManager.RECENT_WITH_EXCLUDED) != 0)
+ || (tr.intent == null)
+ || ((tr.intent.getFlags()
+ &Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS) == 0)) {
+ ActivityManager.RecentTaskInfo rti
+ = new ActivityManager.RecentTaskInfo();
+ rti.id = tr.numActivities > 0 ? tr.taskId : -1;
+ rti.baseIntent = new Intent(
+ tr.intent != null ? tr.intent : tr.affinityIntent);
+ rti.origActivity = tr.origActivity;
+ res.add(rti);
+ maxNum--;
+ }
+ }
+ return res;
+ }
+ }
+
+ private final int findAffinityTaskTopLocked(int startIndex, String affinity) {
+ int j;
+ TaskRecord startTask = ((HistoryRecord)mHistory.get(startIndex)).task;
+ TaskRecord jt = startTask;
+
+ // First look backwards
+ for (j=startIndex-1; j>=0; j--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(j);
+ if (r.task != jt) {
+ jt = r.task;
+ if (affinity.equals(jt.affinity)) {
+ return j;
+ }
+ }
+ }
+
+ // Now look forwards
+ final int N = mHistory.size();
+ jt = startTask;
+ for (j=startIndex+1; j<N; j++) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(j);
+ if (r.task != jt) {
+ if (affinity.equals(jt.affinity)) {
+ return j;
+ }
+ jt = r.task;
+ }
+ }
+
+ // Might it be at the top?
+ if (affinity.equals(((HistoryRecord)mHistory.get(N-1)).task.affinity)) {
+ return N-1;
+ }
+
+ return -1;
+ }
+
+ /**
+ * Perform a reset of the given task, if needed as part of launching it.
+ * Returns the new HistoryRecord at the top of the task.
+ */
+ private final HistoryRecord resetTaskIfNeededLocked(HistoryRecord taskTop,
+ HistoryRecord newActivity) {
+ boolean forceReset = (newActivity.info.flags
+ &ActivityInfo.FLAG_CLEAR_TASK_ON_LAUNCH) != 0;
+ if (taskTop.task.getInactiveDuration() > ACTIVITY_INACTIVE_RESET_TIME) {
+ if ((newActivity.info.flags
+ &ActivityInfo.FLAG_ALWAYS_RETAIN_TASK_STATE) == 0) {
+ forceReset = true;
+ }
+ }
+
+ final TaskRecord task = taskTop.task;
+
+ // We are going to move through the history list so that we can look
+ // at each activity 'target' with 'below' either the interesting
+ // activity immediately below it in the stack or null.
+ HistoryRecord target = null;
+ int targetI = 0;
+ int taskTopI = -1;
+ int replyChainEnd = -1;
+ int lastReparentPos = -1;
+ for (int i=mHistory.size()-1; i>=-1; i--) {
+ HistoryRecord below = i >= 0 ? (HistoryRecord)mHistory.get(i) : null;
+
+ if (below != null && below.finishing) {
+ continue;
+ }
+ if (target == null) {
+ target = below;
+ targetI = i;
+ // If we were in the middle of a reply chain before this
+ // task, it doesn't appear like the root of the chain wants
+ // anything interesting, so drop it.
+ replyChainEnd = -1;
+ continue;
+ }
+
+ final int flags = target.info.flags;
+
+ final boolean finishOnTaskLaunch =
+ (flags&ActivityInfo.FLAG_FINISH_ON_TASK_LAUNCH) != 0;
+ final boolean allowTaskReparenting =
+ (flags&ActivityInfo.FLAG_ALLOW_TASK_REPARENTING) != 0;
+
+ if (target.task == task) {
+ // We are inside of the task being reset... we'll either
+ // finish this activity, push it out for another task,
+ // or leave it as-is. We only do this
+ // for activities that are not the root of the task (since
+ // if we finish the root, we may no longer have the task!).
+ if (taskTopI < 0) {
+ taskTopI = targetI;
+ }
+ if (below != null && below.task == task) {
+ final boolean clearWhenTaskReset =
+ (target.intent.getFlags()
+ &Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET) != 0;
+ if (!finishOnTaskLaunch && target.resultTo != null) {
+ // If this activity is sending a reply to a previous
+ // activity, we can't do anything with it now until
+ // we reach the start of the reply chain.
+ // XXX note that we are assuming the result is always
+ // to the previous activity, which is almost always
+ // the case but we really shouldn't count on.
+ if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+ } else if (!finishOnTaskLaunch && allowTaskReparenting
+ && target.taskAffinity != null
+ && !target.taskAffinity.equals(task.affinity)) {
+ // If this activity has an affinity for another
+ // task, then we need to move it out of here. We will
+ // move it as far out of the way as possible, to the
+ // bottom of the activity stack. This also keeps it
+ // correctly ordered with any activities we previously
+ // moved.
+ HistoryRecord p = (HistoryRecord)mHistory.get(0);
+ if (target.taskAffinity != null
+ && target.taskAffinity.equals(p.task.affinity)) {
+ // If the activity currently at the bottom has the
+ // same task affinity as the one we are moving,
+ // then merge it into the same task.
+ target.task = p.task;
+ if (DEBUG_TASKS) Log.v(TAG, "Start pushing activity " + target
+ + " out to bottom task " + p.task);
+ } else {
+ mCurTask++;
+ if (mCurTask <= 0) {
+ mCurTask = 1;
+ }
+ target.task = new TaskRecord(mCurTask, target.info, null,
+ (target.info.flags&ActivityInfo.FLAG_CLEAR_TASK_ON_LAUNCH) != 0);
+ target.task.affinityIntent = target.intent;
+ if (DEBUG_TASKS) Log.v(TAG, "Start pushing activity " + target
+ + " out to new task " + target.task);
+ }
+ mWindowManager.setAppGroupId(target, task.taskId);
+ if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+ int dstPos = 0;
+ for (int srcPos=targetI; srcPos<=replyChainEnd; srcPos++) {
+ p = (HistoryRecord)mHistory.get(srcPos);
+ if (p.finishing) {
+ continue;
+ }
+ if (DEBUG_TASKS) Log.v(TAG, "Pushing next activity " + p
+ + " out to target's task " + target.task);
+ task.numActivities--;
+ p.task = target.task;
+ target.task.numActivities++;
+ mHistory.remove(srcPos);
+ mHistory.add(dstPos, p);
+ mWindowManager.moveAppToken(dstPos, p);
+ mWindowManager.setAppGroupId(p, p.task.taskId);
+ dstPos++;
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+ i++;
+ }
+ if (taskTop == p) {
+ taskTop = below;
+ }
+ if (taskTopI == replyChainEnd) {
+ taskTopI = -1;
+ }
+ replyChainEnd = -1;
+ addRecentTask(target.task);
+ } else if (forceReset || finishOnTaskLaunch
+ || clearWhenTaskReset) {
+ // If the activity should just be removed -- either
+ // because it asks for it, or the task should be
+ // cleared -- then finish it and anything that is
+ // part of its reply chain.
+ if (clearWhenTaskReset) {
+ // In this case, we want to finish this activity
+ // and everything above it, so be sneaky and pretend
+ // like these are all in the reply chain.
+ replyChainEnd = targetI+1;
+ while (replyChainEnd < mHistory.size() &&
+ ((HistoryRecord)mHistory.get(
+ replyChainEnd)).task == task) {
+ replyChainEnd++;
+ }
+ replyChainEnd--;
+ } else if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+ HistoryRecord p = null;
+ for (int srcPos=targetI; srcPos<=replyChainEnd; srcPos++) {
+ p = (HistoryRecord)mHistory.get(srcPos);
+ if (p.finishing) {
+ continue;
+ }
+ if (finishActivityLocked(p, srcPos,
+ Activity.RESULT_CANCELED, null, "reset")) {
+ replyChainEnd--;
+ srcPos--;
+ }
+ }
+ if (taskTop == p) {
+ taskTop = below;
+ }
+ if (taskTopI == replyChainEnd) {
+ taskTopI = -1;
+ }
+ replyChainEnd = -1;
+ } else {
+ // If we were in the middle of a chain, well the
+ // activity that started it all doesn't want anything
+ // special, so leave it all as-is.
+ replyChainEnd = -1;
+ }
+ } else {
+ // Reached the bottom of the task -- any reply chain
+ // should be left as-is.
+ replyChainEnd = -1;
+ }
+
+ } else if (target.resultTo != null) {
+ // If this activity is sending a reply to a previous
+ // activity, we can't do anything with it now until
+ // we reach the start of the reply chain.
+ // XXX note that we are assuming the result is always
+ // to the previous activity, which is almost always
+ // the case but we really shouldn't count on.
+ if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+
+ } else if (taskTopI >= 0 && allowTaskReparenting
+ && task.affinity != null
+ && task.affinity.equals(target.taskAffinity)) {
+ // We are inside of another task... if this activity has
+ // an affinity for our task, then either remove it if we are
+ // clearing or move it over to our task. Note that
+ // we currently punt on the case where we are resetting a
+ // task that is not at the top but who has activities above
+ // with an affinity to it... this is really not a normal
+ // case, and we will need to later pull that task to the front
+ // and usually at that point we will do the reset and pick
+ // up those remaining activities. (This only happens if
+ // someone starts an activity in a new task from an activity
+ // in a task that is not currently on top.)
+ if (forceReset || finishOnTaskLaunch) {
+ if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+ HistoryRecord p = null;
+ for (int srcPos=targetI; srcPos<=replyChainEnd; srcPos++) {
+ p = (HistoryRecord)mHistory.get(srcPos);
+ if (p.finishing) {
+ continue;
+ }
+ if (finishActivityLocked(p, srcPos,
+ Activity.RESULT_CANCELED, null, "reset")) {
+ taskTopI--;
+ lastReparentPos--;
+ replyChainEnd--;
+ srcPos--;
+ }
+ }
+ replyChainEnd = -1;
+ } else {
+ if (replyChainEnd < 0) {
+ replyChainEnd = targetI;
+ }
+ for (int srcPos=replyChainEnd; srcPos>=targetI; srcPos--) {
+ HistoryRecord p = (HistoryRecord)mHistory.get(srcPos);
+ if (p.finishing) {
+ continue;
+ }
+ if (lastReparentPos < 0) {
+ lastReparentPos = taskTopI;
+ taskTop = p;
+ } else {
+ lastReparentPos--;
+ }
+ mHistory.remove(srcPos);
+ p.task.numActivities--;
+ p.task = task;
+ mHistory.add(lastReparentPos, p);
+ if (DEBUG_TASKS) Log.v(TAG, "Pulling activity " + p
+ + " in to resetting task " + task);
+ task.numActivities++;
+ mWindowManager.moveAppToken(lastReparentPos, p);
+ mWindowManager.setAppGroupId(p, p.task.taskId);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+ }
+ replyChainEnd = -1;
+
+ // Now we've moved it in to place... but what if this is
+ // a singleTop activity and we have put it on top of another
+ // instance of the same activity? Then we drop the instance
+ // below so it remains singleTop.
+ if (target.info.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP) {
+ for (int j=lastReparentPos-1; j>=0; j--) {
+ HistoryRecord p = (HistoryRecord)mHistory.get(j);
+ if (p.finishing) {
+ continue;
+ }
+ if (p.intent.getComponent().equals(target.intent.getComponent())) {
+ if (finishActivityLocked(p, j,
+ Activity.RESULT_CANCELED, null, "replace")) {
+ taskTopI--;
+ lastReparentPos--;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ target = below;
+ targetI = i;
+ }
+
+ return taskTop;
+ }
+
+ /**
+ * TODO: Add mWatcher hook
+ */
+ public void moveTaskToFront(int task) {
+ enforceCallingPermission(android.Manifest.permission.REORDER_TASKS,
+ "moveTaskToFront()");
+
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ try {
+ int N = mRecentTasks.size();
+ for (int i=0; i<N; i++) {
+ TaskRecord tr = mRecentTasks.get(i);
+ if (tr.taskId == task) {
+ moveTaskToFrontLocked(tr);
+ return;
+ }
+ }
+ for (int i=mHistory.size()-1; i>=0; i--) {
+ HistoryRecord hr = (HistoryRecord)mHistory.get(i);
+ if (hr.task.taskId == task) {
+ moveTaskToFrontLocked(hr.task);
+ return;
+ }
+ }
+ } finally {
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+
+ private final void moveTaskToFrontLocked(TaskRecord tr) {
+ if (DEBUG_SWITCH) Log.v(TAG, "moveTaskToFront: " + tr);
+
+ final int task = tr.taskId;
+ int top = mHistory.size()-1;
+
+ if (top < 0 || ((HistoryRecord)mHistory.get(top)).task.taskId == task) {
+ // nothing to do!
+ return;
+ }
+
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare to front transition: task=" + tr);
+ mWindowManager.prepareAppTransition(WindowManagerPolicy.TRANSIT_TASK_TO_FRONT);
+
+ ArrayList moved = new ArrayList();
+
+ // Applying the affinities may have removed entries from the history,
+ // so get the size again.
+ top = mHistory.size()-1;
+ int pos = top;
+
+ // Shift all activities with this task up to the top
+ // of the stack, keeping them in the same internal order.
+ while (pos >= 0) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(pos);
+ if (localLOGV) Log.v(
+ TAG, "At " + pos + " ckp " + r.task + ": " + r);
+ boolean first = true;
+ if (r.task.taskId == task) {
+ if (localLOGV) Log.v(TAG, "Removing and adding at " + top);
+ mHistory.remove(pos);
+ mHistory.add(top, r);
+ moved.add(0, r);
+ top--;
+ if (first) {
+ addRecentTask(r.task);
+ first = false;
+ }
+ }
+ pos--;
+ }
+
+ mWindowManager.moveAppTokensToTop(moved);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+
+ finishTaskMove(task);
+ EventLog.writeEvent(LOG_TASK_TO_FRONT, task);
+ }
+
+ private final void finishTaskMove(int task) {
+ resumeTopActivityLocked(null);
+ }
+
+ public void moveTaskToBack(int task) {
+ enforceCallingPermission(android.Manifest.permission.REORDER_TASKS,
+ "moveTaskToBack()");
+
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ moveTaskToBackLocked(task);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ /**
+ * Moves an activity, and all of the other activities within the same task, to the bottom
+ * of the history stack. The activity's order within the task is unchanged.
+ *
+ * @param token A reference to the activity we wish to move
+ * @param nonRoot If false then this only works if the activity is the root
+ * of a task; if true it will work for any activity in a task.
+ * @return Returns true if the move completed, false if not.
+ */
+ public boolean moveActivityTaskToBack(IBinder token, boolean nonRoot) {
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ int taskId = getTaskForActivityLocked(token, !nonRoot);
+ if (taskId >= 0) {
+ return moveTaskToBackLocked(taskId);
+ }
+ Binder.restoreCallingIdentity(origId);
+ }
+ return false;
+ }
+
+ /**
+ * Worker method for rearranging history stack. Implements the function of moving all
+ * activities for a specific task (gathering them if disjoint) into a single group at the
+ * bottom of the stack.
+ *
+ * If a watcher is installed, the action is preflighted and the watcher has an opportunity
+ * to premeptively cancel the move.
+ *
+ * @param task The taskId to collect and move to the bottom.
+ * @return Returns true if the move completed, false if not.
+ */
+ private final boolean moveTaskToBackLocked(int task) {
+ Log.i(TAG, "moveTaskToBack: " + task);
+
+ // If we have a watcher, preflight the move before committing to it. First check
+ // for *other* available tasks, but if none are available, then try again allowing the
+ // current task to be selected.
+ if (mWatcher != null) {
+ HistoryRecord next = topRunningActivityLocked(null, task);
+ if (next == null) {
+ next = topRunningActivityLocked(null, 0);
+ }
+ if (next != null) {
+ // ask watcher if this is allowed
+ boolean moveOK = true;
+ try {
+ moveOK = mWatcher.activityResuming(next.packageName);
+ } catch (RemoteException e) {
+ mWatcher = null;
+ }
+ if (!moveOK) {
+ return false;
+ }
+ }
+ }
+
+ ArrayList moved = new ArrayList();
+
+ if (DEBUG_TRANSITION) Log.v(TAG,
+ "Prepare to back transition: task=" + task);
+ mWindowManager.prepareAppTransition(WindowManagerPolicy.TRANSIT_TASK_TO_BACK);
+
+ final int N = mHistory.size();
+ int bottom = 0;
+ int pos = 0;
+
+ // Shift all activities with this task down to the bottom
+ // of the stack, keeping them in the same internal order.
+ while (pos < N) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(pos);
+ if (localLOGV) Log.v(
+ TAG, "At " + pos + " ckp " + r.task + ": " + r);
+ if (r.task.taskId == task) {
+ if (localLOGV) Log.v(TAG, "Removing and adding at " + (N-1));
+ mHistory.remove(pos);
+ mHistory.add(bottom, r);
+ moved.add(r);
+ bottom++;
+ }
+ pos++;
+ }
+
+ mWindowManager.moveAppTokensToBottom(moved);
+ if (VALIDATE_TOKENS) {
+ mWindowManager.validateAppTokens(mHistory);
+ }
+
+ finishTaskMove(task);
+ return true;
+ }
+
+ public void moveTaskBackwards(int task) {
+ enforceCallingPermission(android.Manifest.permission.REORDER_TASKS,
+ "moveTaskBackwards()");
+
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ moveTaskBackwardsLocked(task);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ private final void moveTaskBackwardsLocked(int task) {
+ Log.e(TAG, "moveTaskBackwards not yet implemented!");
+ }
+
+ public int getTaskForActivity(IBinder token, boolean onlyRoot) {
+ synchronized(this) {
+ return getTaskForActivityLocked(token, onlyRoot);
+ }
+ }
+
+ int getTaskForActivityLocked(IBinder token, boolean onlyRoot) {
+ final int N = mHistory.size();
+ TaskRecord lastTask = null;
+ for (int i=0; i<N; i++) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r == token) {
+ if (!onlyRoot || lastTask != r.task) {
+ return r.task.taskId;
+ }
+ return -1;
+ }
+ lastTask = r.task;
+ }
+
+ return -1;
+ }
+
+ /**
+ * Returns the top activity in any existing task matching the given
+ * Intent. Returns null if no such task is found.
+ */
+ private HistoryRecord findTaskLocked(Intent intent, ActivityInfo info) {
+ ComponentName cls = intent.getComponent();
+ if (info.targetActivity != null) {
+ cls = new ComponentName(info.packageName, info.targetActivity);
+ }
+
+ TaskRecord cp = null;
+
+ final int N = mHistory.size();
+ for (int i=(N-1); i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (!r.finishing && r.task != cp
+ && r.launchMode != ActivityInfo.LAUNCH_SINGLE_INSTANCE) {
+ cp = r.task;
+ //Log.i(TAG, "Comparing existing cls=" + r.task.intent.getComponent().flattenToShortString()
+ // + "/aff=" + r.task.affinity + " to new cls="
+ // + intent.getComponent().flattenToShortString() + "/aff=" + taskAffinity);
+ if (r.task.affinity != null) {
+ if (r.task.affinity.equals(info.taskAffinity)) {
+ //Log.i(TAG, "Found matching affinity!");
+ return r;
+ }
+ } else if (r.task.intent != null
+ && r.task.intent.getComponent().equals(cls)) {
+ //Log.i(TAG, "Found matching class!");
+ //dump();
+ //Log.i(TAG, "For Intent " + intent + " bringing to top: " + r.intent);
+ return r;
+ } else if (r.task.affinityIntent != null
+ && r.task.affinityIntent.getComponent().equals(cls)) {
+ //Log.i(TAG, "Found matching class!");
+ //dump();
+ //Log.i(TAG, "For Intent " + intent + " bringing to top: " + r.intent);
+ return r;
+ }
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Returns the first activity (starting from the top of the stack) that
+ * is the same as the given activity. Returns null if no such activity
+ * is found.
+ */
+ private HistoryRecord findActivityLocked(Intent intent, ActivityInfo info) {
+ ComponentName cls = intent.getComponent();
+ if (info.targetActivity != null) {
+ cls = new ComponentName(info.packageName, info.targetActivity);
+ }
+
+ final int N = mHistory.size();
+ for (int i=(N-1); i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (!r.finishing) {
+ if (r.intent.getComponent().equals(cls)) {
+ //Log.i(TAG, "Found matching class!");
+ //dump();
+ //Log.i(TAG, "For Intent " + intent + " bringing to top: " + r.intent);
+ return r;
+ }
+ }
+ }
+
+ return null;
+ }
+
+ public void finishOtherInstances(IBinder token, ComponentName className) {
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+
+ int N = mHistory.size();
+ TaskRecord lastTask = null;
+ for (int i=0; i<N; i++) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r.realActivity.equals(className)
+ && r != token && lastTask != r.task) {
+ if (finishActivityLocked(r, i, Activity.RESULT_CANCELED,
+ null, "others")) {
+ i--;
+ N--;
+ }
+ }
+ lastTask = r.task;
+ }
+
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ // =========================================================
+ // THUMBNAILS
+ // =========================================================
+
+ public void reportThumbnail(IBinder token,
+ Bitmap thumbnail, CharSequence description) {
+ //System.out.println("Report thumbnail for " + token + ": " + thumbnail);
+ final long origId = Binder.clearCallingIdentity();
+ sendPendingThumbnail(null, token, thumbnail, description, true);
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ final void sendPendingThumbnail(HistoryRecord r, IBinder token,
+ Bitmap thumbnail, CharSequence description, boolean always) {
+ TaskRecord task = null;
+ ArrayList receivers = null;
+
+ //System.out.println("Send pending thumbnail: " + r);
+
+ synchronized(this) {
+ if (r == null) {
+ int index = indexOfTokenLocked(token, false);
+ if (index < 0) {
+ return;
+ }
+ r = (HistoryRecord)mHistory.get(index);
+ }
+ if (thumbnail == null) {
+ thumbnail = r.thumbnail;
+ description = r.description;
+ }
+ if (thumbnail == null && !always) {
+ // If there is no thumbnail, and this entry is not actually
+ // going away, then abort for now and pick up the next
+ // thumbnail we get.
+ return;
+ }
+ task = r.task;
+
+ int N = mPendingThumbnails.size();
+ int i=0;
+ while (i<N) {
+ PendingThumbnailsRecord pr =
+ (PendingThumbnailsRecord)mPendingThumbnails.get(i);
+ //System.out.println("Looking in " + pr.pendingRecords);
+ if (pr.pendingRecords.remove(r)) {
+ if (receivers == null) {
+ receivers = new ArrayList();
+ }
+ receivers.add(pr);
+ if (pr.pendingRecords.size() == 0) {
+ pr.finished = true;
+ mPendingThumbnails.remove(i);
+ N--;
+ continue;
+ }
+ }
+ i++;
+ }
+ }
+
+ if (receivers != null) {
+ final int N = receivers.size();
+ for (int i=0; i<N; i++) {
+ try {
+ PendingThumbnailsRecord pr =
+ (PendingThumbnailsRecord)receivers.get(i);
+ pr.receiver.newThumbnail(
+ task != null ? task.taskId : -1, thumbnail, description);
+ if (pr.finished) {
+ pr.receiver.finished();
+ }
+ } catch (Exception e) {
+ Log.w(TAG, "Exception thrown when sending thumbnail", e);
+ }
+ }
+ }
+ }
+
+ // =========================================================
+ // CONTENT PROVIDERS
+ // =========================================================
+
+ private final List generateApplicationProvidersLocked(ProcessRecord app) {
+ List providers = null;
+ try {
+ providers = ActivityThread.getPackageManager().
+ queryContentProviders(app.processName, app.info.uid,
+ PackageManager.GET_SHARED_LIBRARY_FILES
+ | PackageManager.GET_URI_PERMISSION_PATTERNS);
+ } catch (RemoteException ex) {
+ }
+ if (providers != null) {
+ final int N = providers.size();
+ for (int i=0; i<N; i++) {
+ ProviderInfo cpi =
+ (ProviderInfo)providers.get(i);
+ ContentProviderRecord cpr =
+ (ContentProviderRecord)mProvidersByClass.get(cpi.name);
+ if (cpr == null) {
+ cpr = new ContentProviderRecord(cpi, app.info);
+ mProvidersByClass.put(cpi.name, cpr);
+ }
+ app.pubProviders.put(cpi.name, cpr);
+ app.addPackage(cpi.applicationInfo.packageName);
+ }
+ }
+ return providers;
+ }
+
+ private final String checkContentProviderPermissionLocked(
+ ProviderInfo cpi, ProcessRecord r, int mode) {
+ final int callingPid = (r != null) ? r.pid : Binder.getCallingPid();
+ final int callingUid = (r != null) ? r.info.uid : Binder.getCallingUid();
+ if (checkComponentPermission(cpi.readPermission, callingPid, callingUid,
+ cpi.exported ? -1 : cpi.applicationInfo.uid)
+ == PackageManager.PERMISSION_GRANTED
+ && mode == ParcelFileDescriptor.MODE_READ_ONLY || mode == -1) {
+ return null;
+ }
+ if (checkComponentPermission(cpi.writePermission, callingPid, callingUid,
+ cpi.exported ? -1 : cpi.applicationInfo.uid)
+ == PackageManager.PERMISSION_GRANTED) {
+ return null;
+ }
+ String msg = "Permission Denial: opening provider " + cpi.name
+ + " from " + (r != null ? r : "(null)") + " (pid=" + callingPid
+ + ", uid=" + callingUid + ") requires "
+ + cpi.readPermission + " or " + cpi.writePermission;
+ Log.w(TAG, msg);
+ return msg;
+ }
+
+ private final ContentProviderHolder getContentProviderImpl(
+ IApplicationThread caller, String name) {
+ ContentProviderRecord cpr;
+ ProviderInfo cpi = null;
+
+ synchronized(this) {
+ ProcessRecord r = null;
+ if (caller != null) {
+ r = getRecordForAppLocked(caller);
+ if (r == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when getting content provider " + name);
+ }
+ }
+
+ // First check if this content provider has been published...
+ cpr = (ContentProviderRecord)mProvidersByName.get(name);
+ if (cpr != null) {
+ cpi = cpr.info;
+ if (checkContentProviderPermissionLocked(cpi, r, -1) != null) {
+ return new ContentProviderHolder(cpi,
+ cpi.readPermission != null
+ ? cpi.readPermission : cpi.writePermission);
+ }
+
+ if (r != null && cpr.canRunHere(r)) {
+ // This provider has been published or is in the process
+ // of being published... but it is also allowed to run
+ // in the caller's process, so don't make a connection
+ // and just let the caller instantiate its own instance.
+ if (cpr.provider != null) {
+ // don't give caller the provider object, it needs
+ // to make its own.
+ cpr = new ContentProviderRecord(cpr);
+ }
+ return cpr;
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+
+ // In this case the provider is a single instance, so we can
+ // return it right away.
+ if (r != null) {
+ r.conProviders.add(cpr);
+ cpr.clients.add(r);
+ } else {
+ cpr.externals++;
+ }
+
+ if (cpr.app != null) {
+ updateOomAdjLocked(cpr.app);
+ }
+
+ Binder.restoreCallingIdentity(origId);
+
+ } else {
+ try {
+ cpi = ActivityThread.getPackageManager().
+ resolveContentProvider(name, PackageManager.GET_URI_PERMISSION_PATTERNS);
+ } catch (RemoteException ex) {
+ }
+ if (cpi == null) {
+ return null;
+ }
+
+ if (checkContentProviderPermissionLocked(cpi, r, -1) != null) {
+ return new ContentProviderHolder(cpi,
+ cpi.readPermission != null
+ ? cpi.readPermission : cpi.writePermission);
+ }
+
+ cpr = (ContentProviderRecord)mProvidersByClass.get(cpi.name);
+ final boolean firstClass = cpr == null;
+ if (firstClass) {
+ try {
+ ApplicationInfo ai =
+ ActivityThread.getPackageManager().
+ getApplicationInfo(
+ cpi.applicationInfo.packageName,
+ PackageManager.GET_SHARED_LIBRARY_FILES);
+ if (ai == null) {
+ Log.w(TAG, "No package info for content provider "
+ + cpi.name);
+ return null;
+ }
+ cpr = new ContentProviderRecord(cpi, ai);
+ } catch (RemoteException ex) {
+ // pm is in same process, this will never happen.
+ }
+ }
+
+ if (r != null && cpr.canRunHere(r)) {
+ // If this is a multiprocess provider, then just return its
+ // info and allow the caller to instantiate it. Only do
+ // this if the provider is the same user as the caller's
+ // process, or can run as root (so can be in any process).
+ return cpr;
+ }
+
+ if (false) {
+ RuntimeException e = new RuntimeException("foo");
+ //Log.w(TAG, "LAUNCHING REMOTE PROVIDER (myuid " + r.info.uid
+ // + " pruid " + ai.uid + "): " + cpi.className, e);
+ }
+
+ // This is single process, and our app is now connecting to it.
+ // See if we are already in the process of launching this
+ // provider.
+ final int N = mLaunchingProviders.size();
+ int i;
+ for (i=0; i<N; i++) {
+ if (mLaunchingProviders.get(i) == cpr) {
+ break;
+ }
+ if (false) {
+ final ContentProviderRecord rec =
+ (ContentProviderRecord)mLaunchingProviders.get(i);
+ if (rec.info.name.equals(cpr.info.name)) {
+ cpr = rec;
+ break;
+ }
+ }
+ }
+
+ // If the provider is not already being launched, then get it
+ // started.
+ if (i >= N) {
+ final long origId = Binder.clearCallingIdentity();
+ ProcessRecord proc = startProcessLocked(cpi.processName,
+ cpr.appInfo, false, 0, "content provider",
+ new ComponentName(cpi.applicationInfo.packageName,
+ cpi.name));
+ if (proc == null) {
+ Log.w(TAG, "Unable to launch app "
+ + cpi.applicationInfo.packageName + "/"
+ + cpi.applicationInfo.uid + " for provider "
+ + name + ": process is bad");
+ return null;
+ }
+ cpr.launchingApp = proc;
+ mLaunchingProviders.add(cpr);
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ // Make sure the provider is published (the same provider class
+ // may be published under multiple names).
+ if (firstClass) {
+ mProvidersByClass.put(cpi.name, cpr);
+ }
+ mProvidersByName.put(name, cpr);
+
+ if (r != null) {
+ r.conProviders.add(cpr);
+ cpr.clients.add(r);
+ } else {
+ cpr.externals++;
+ }
+ }
+ }
+
+ // Wait for the provider to be published...
+ synchronized (cpr) {
+ while (cpr.provider == null) {
+ if (cpr.launchingApp == null) {
+ Log.w(TAG, "Unable to launch app "
+ + cpi.applicationInfo.packageName + "/"
+ + cpi.applicationInfo.uid + " for provider "
+ + name + ": launching app became null");
+ EventLog.writeEvent(LOG_AM_PROVIDER_LOST_PROCESS,
+ cpi.applicationInfo.packageName,
+ cpi.applicationInfo.uid, name);
+ return null;
+ }
+ try {
+ cpr.wait();
+ } catch (InterruptedException ex) {
+ }
+ }
+ }
+ return cpr;
+ }
+
+ public final ContentProviderHolder getContentProvider(
+ IApplicationThread caller, String name) {
+ if (caller == null) {
+ String msg = "null IApplicationThread when getting content provider "
+ + name;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+
+ return getContentProviderImpl(caller, name);
+ }
+
+ private ContentProviderHolder getContentProviderExternal(String name) {
+ return getContentProviderImpl(null, name);
+ }
+
+ /**
+ * Drop a content provider from a ProcessRecord's bookkeeping
+ * @param cpr
+ */
+ public void removeContentProvider(IApplicationThread caller, String name) {
+ synchronized (this) {
+ ContentProviderRecord cpr = (ContentProviderRecord)mProvidersByName.get(name);
+ if(cpr == null) {
+ //remove from mProvidersByClass
+ if(localLOGV) Log.v(TAG, name+" content provider not found in providers list");
+ return;
+ }
+ final ProcessRecord r = getRecordForAppLocked(caller);
+ if (r == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller +
+ " when removing content provider " + name);
+ }
+ //update content provider record entry info
+ ContentProviderRecord localCpr = (ContentProviderRecord) mProvidersByClass.get(cpr.info.name);
+ if(localLOGV) Log.v(TAG, "Removing content provider requested by "+
+ r.info.processName+" from process "+localCpr.appInfo.processName);
+ if(localCpr.appInfo.processName == r.info.processName) {
+ //should not happen. taken care of as a local provider
+ if(localLOGV) Log.v(TAG, "local provider doing nothing Ignoring other names");
+ return;
+ } else {
+ localCpr.clients.remove(r);
+ r.conProviders.remove(localCpr);
+ }
+ updateOomAdjLocked();
+ }
+ }
+
+ private void removeContentProviderExternal(String name) {
+ synchronized (this) {
+ ContentProviderRecord cpr = (ContentProviderRecord)mProvidersByName.get(name);
+ if(cpr == null) {
+ //remove from mProvidersByClass
+ if(localLOGV) Log.v(TAG, name+" content provider not found in providers list");
+ return;
+ }
+
+ //update content provider record entry info
+ ContentProviderRecord localCpr = (ContentProviderRecord) mProvidersByClass.get(cpr.info.name);
+ localCpr.externals--;
+ if (localCpr.externals < 0) {
+ Log.e(TAG, "Externals < 0 for content provider " + localCpr);
+ }
+ updateOomAdjLocked();
+ }
+ }
+
+ public final void publishContentProviders(IApplicationThread caller,
+ List<ContentProviderHolder> providers) {
+ if (providers == null) {
+ return;
+ }
+
+ synchronized(this) {
+ final ProcessRecord r = getRecordForAppLocked(caller);
+ if (r == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when publishing content providers");
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+
+ final int N = providers.size();
+ for (int i=0; i<N; i++) {
+ ContentProviderHolder src = providers.get(i);
+ if (src == null || src.info == null || src.provider == null) {
+ continue;
+ }
+ ContentProviderRecord dst =
+ (ContentProviderRecord)r.pubProviders.get(src.info.name);
+ if (dst != null) {
+ mProvidersByClass.put(dst.info.name, dst);
+ String names[] = dst.info.authority.split(";");
+ for (int j = 0; j < names.length; j++) {
+ mProvidersByName.put(names[j], dst);
+ }
+
+ int NL = mLaunchingProviders.size();
+ int j;
+ for (j=0; j<NL; j++) {
+ if (mLaunchingProviders.get(j) == dst) {
+ mLaunchingProviders.remove(j);
+ j--;
+ NL--;
+ }
+ }
+ synchronized (dst) {
+ dst.provider = src.provider;
+ dst.app = r;
+ dst.notifyAll();
+ }
+ updateOomAdjLocked(r);
+ }
+ }
+
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ public static final void installSystemProviders() {
+ ProcessRecord app = mSelf.mProcessNames.get("system", Process.SYSTEM_UID);
+ List providers = mSelf.generateApplicationProvidersLocked(app);
+ mSystemThread.installSystemProviders(providers);
+ }
+
+ // =========================================================
+ // GLOBAL MANAGEMENT
+ // =========================================================
+
+ final ProcessRecord newProcessRecordLocked(IApplicationThread thread,
+ ApplicationInfo info, String customProcess) {
+ String proc = customProcess != null ? customProcess : info.processName;
+ BatteryStatsImpl.Uid.Proc ps = null;
+ BatteryStatsImpl stats = mBatteryStatsService.getActiveStatistics();
+ synchronized (stats) {
+ ps = stats.getProcessStatsLocked(info.uid, proc);
+ }
+ return new ProcessRecord(ps, thread, info, proc);
+ }
+
+ final ProcessRecord addAppLocked(ApplicationInfo info) {
+ ProcessRecord app = getProcessRecordLocked(info.processName, info.uid);
+
+ if (app == null) {
+ app = newProcessRecordLocked(null, info, null);
+ mProcessNames.put(info.processName, info.uid, app);
+ updateLRUListLocked(app, true);
+ }
+
+ if ((info.flags&(ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PERSISTENT))
+ == (ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PERSISTENT)) {
+ app.persistent = true;
+ app.maxAdj = CORE_SERVER_ADJ;
+ }
+ if (app.thread == null && mPersistentStartingProcesses.indexOf(app) < 0) {
+ mPersistentStartingProcesses.add(app);
+ startProcessLocked(app, "added application", app.processName);
+ }
+
+ return app;
+ }
+
+ public void unhandledBack() {
+ enforceCallingPermission(android.Manifest.permission.FORCE_BACK,
+ "unhandledBack()");
+
+ synchronized(this) {
+ int count = mHistory.size();
+ if (Config.LOGD) Log.d(
+ TAG, "Performing unhandledBack(): stack size = " + count);
+ if (count > 1) {
+ final long origId = Binder.clearCallingIdentity();
+ finishActivityLocked((HistoryRecord)mHistory.get(count-1),
+ count-1, Activity.RESULT_CANCELED, null, "unhandled-back");
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+
+ public ParcelFileDescriptor openContentUri(Uri uri) throws RemoteException {
+ String name = uri.getAuthority();
+ ContentProviderHolder cph = getContentProviderExternal(name);
+ ParcelFileDescriptor pfd = null;
+ if (cph != null) {
+ // We record the binder invoker's uid in thread-local storage before
+ // going to the content provider to open the file. Later, in the code
+ // that handles all permissions checks, we look for this uid and use
+ // that rather than the Activity Manager's own uid. The effect is that
+ // we do the check against the caller's permissions even though it looks
+ // to the content provider like the Activity Manager itself is making
+ // the request.
+ sCallerIdentity.set(new Identity(
+ Binder.getCallingPid(), Binder.getCallingUid()));
+ try {
+ pfd = cph.provider.openFile(uri, "r");
+ } catch (FileNotFoundException e) {
+ // do nothing; pfd will be returned null
+ } finally {
+ // Ensure that whatever happens, we clean up the identity state
+ sCallerIdentity.remove();
+ }
+
+ // We've got the fd now, so we're done with the provider.
+ removeContentProviderExternal(name);
+ } else {
+ Log.d(TAG, "Failed to get provider for authority '" + name + "'");
+ }
+ return pfd;
+ }
+
+ public void goingToSleep() {
+ synchronized(this) {
+ mSleeping = true;
+ mWindowManager.setEventDispatching(false);
+
+ if (mResumedActivity != null) {
+ pauseIfSleepingLocked();
+ } else {
+ Log.w(TAG, "goingToSleep with no resumed activity!");
+ }
+ }
+ }
+
+ void pauseIfSleepingLocked() {
+ if (mSleeping) {
+ if (!mGoingToSleep.isHeld()) {
+ mGoingToSleep.acquire();
+ if (mLaunchingActivity.isHeld()) {
+ mLaunchingActivity.release();
+ mHandler.removeMessages(LAUNCH_TIMEOUT_MSG);
+ }
+ }
+
+ // If we are not currently pausing an activity, get the current
+ // one to pause. If we are pausing one, we will just let that stuff
+ // run and release the wake lock when all done.
+ if (mPausingActivity == null) {
+ if (DEBUG_PAUSE) Log.v(TAG, "Sleep needs to pause...");
+ if (DEBUG_USER_LEAVING) Log.v(TAG, "Sleep => pause with userLeaving=false");
+ startPausingLocked(false, true);
+ }
+ }
+ }
+
+ public void wakingUp() {
+ synchronized(this) {
+ if (mGoingToSleep.isHeld()) {
+ mGoingToSleep.release();
+ }
+ mWindowManager.setEventDispatching(true);
+ mSleeping = false;
+ resumeTopActivityLocked(null);
+ }
+ }
+
+ public void setDebugApp(String packageName, boolean waitForDebugger,
+ boolean persistent) {
+ enforceCallingPermission(android.Manifest.permission.SET_DEBUG_APP,
+ "setDebugApp()");
+
+ // Note that this is not really thread safe if there are multiple
+ // callers into it at the same time, but that's not a situation we
+ // care about.
+ if (persistent) {
+ final ContentResolver resolver = mContext.getContentResolver();
+ Settings.System.putString(
+ resolver, Settings.System.DEBUG_APP,
+ packageName);
+ Settings.System.putInt(
+ resolver, Settings.System.WAIT_FOR_DEBUGGER,
+ waitForDebugger ? 1 : 0);
+ }
+
+ synchronized (this) {
+ if (!persistent) {
+ mOrigDebugApp = mDebugApp;
+ mOrigWaitForDebugger = mWaitForDebugger;
+ }
+ mDebugApp = packageName;
+ mWaitForDebugger = waitForDebugger;
+ mDebugTransient = !persistent;
+ if (packageName != null) {
+ final long origId = Binder.clearCallingIdentity();
+ uninstallPackageLocked(packageName, -1, false);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+
+ public void setAlwaysFinish(boolean enabled) {
+ enforceCallingPermission(android.Manifest.permission.SET_ALWAYS_FINISH,
+ "setAlwaysFinish()");
+
+ Settings.System.putInt(
+ mContext.getContentResolver(),
+ Settings.System.ALWAYS_FINISH_ACTIVITIES, enabled ? 1 : 0);
+
+ synchronized (this) {
+ mAlwaysFinishActivities = enabled;
+ }
+ }
+
+ public void setActivityWatcher(IActivityWatcher watcher) {
+ enforceCallingPermission(android.Manifest.permission.SET_ACTIVITY_WATCHER,
+ "setActivityWatcher()");
+ synchronized (this) {
+ mWatcher = watcher;
+ }
+ }
+
+ public final void enterSafeMode() {
+ synchronized(this) {
+ // It only makes sense to do this before the system is ready
+ // and started launching other packages.
+ if (!mSystemReady) {
+ try {
+ ActivityThread.getPackageManager().enterSafeMode();
+ } catch (RemoteException e) {
+ }
+
+ View v = LayoutInflater.from(mContext).inflate(
+ com.android.internal.R.layout.safe_mode, null);
+ WindowManager.LayoutParams lp = new WindowManager.LayoutParams();
+ lp.type = WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY;
+ lp.width = WindowManager.LayoutParams.WRAP_CONTENT;
+ lp.height = WindowManager.LayoutParams.WRAP_CONTENT;
+ lp.gravity = Gravity.BOTTOM | Gravity.LEFT;
+ lp.format = v.getBackground().getOpacity();
+ lp.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
+ | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
+ ((WindowManager)mContext.getSystemService(
+ Context.WINDOW_SERVICE)).addView(v, lp);
+ }
+ }
+ }
+
+ public void noteWakeupAlarm(IIntentSender sender) {
+ if (!(sender instanceof PendingIntentRecord)) {
+ return;
+ }
+ BatteryStatsImpl stats = mBatteryStatsService.getActiveStatistics();
+ synchronized (stats) {
+ if (mBatteryStatsService.isOnBattery()) {
+ mBatteryStatsService.enforceCallingPermission();
+ PendingIntentRecord rec = (PendingIntentRecord)sender;
+ int MY_UID = Binder.getCallingUid();
+ int uid = rec.uid == MY_UID ? Process.SYSTEM_UID : rec.uid;
+ BatteryStatsImpl.Uid.Pkg pkg =
+ stats.getPackageStatsLocked(uid, rec.key.packageName);
+ pkg.incWakeupsLocked();
+ }
+ }
+ }
+
+ public boolean killPidsForMemory(int[] pids) {
+ if (Binder.getCallingUid() != Process.SYSTEM_UID) {
+ throw new SecurityException("killPidsForMemory only available to the system");
+ }
+
+ // XXX Note: don't acquire main activity lock here, because the window
+ // manager calls in with its locks held.
+
+ boolean killed = false;
+ synchronized (mPidsSelfLocked) {
+ int[] types = new int[pids.length];
+ int worstType = 0;
+ for (int i=0; i<pids.length; i++) {
+ ProcessRecord proc = mPidsSelfLocked.get(pids[i]);
+ if (proc != null) {
+ int type = proc.setAdj;
+ types[i] = type;
+ if (type > worstType) {
+ worstType = type;
+ }
+ }
+ }
+
+ // If the worse oom_adj is somewhere in the hidden proc LRU range,
+ // then constrain it so we will kill all hidden procs.
+ if (worstType < EMPTY_APP_ADJ && worstType > HIDDEN_APP_MIN_ADJ) {
+ worstType = HIDDEN_APP_MIN_ADJ;
+ }
+ Log.w(TAG, "Killing processes for memory at adjustment " + worstType);
+ for (int i=0; i<pids.length; i++) {
+ ProcessRecord proc = mPidsSelfLocked.get(pids[i]);
+ if (proc == null) {
+ continue;
+ }
+ int adj = proc.setAdj;
+ if (adj >= worstType) {
+ Log.w(TAG, "Killing for memory: " + proc + " (adj "
+ + adj + ")");
+ EventLog.writeEvent(LOG_AM_KILL_FOR_MEMORY, proc.pid,
+ proc.processName, adj);
+ killed = true;
+ Process.killProcess(pids[i]);
+ }
+ }
+ }
+ return killed;
+ }
+
+ public void reportPss(IApplicationThread caller, int pss) {
+ Watchdog.PssRequestor req;
+ String name;
+ ProcessRecord callerApp;
+ synchronized (this) {
+ if (caller == null) {
+ return;
+ }
+ callerApp = getRecordForAppLocked(caller);
+ if (callerApp == null) {
+ return;
+ }
+ callerApp.lastPss = pss;
+ req = callerApp;
+ name = callerApp.processName;
+ }
+ Watchdog.getInstance().reportPss(req, name, pss);
+ if (!callerApp.persistent) {
+ removeRequestedPss(callerApp);
+ }
+ }
+
+ public void requestPss(Runnable completeCallback) {
+ ArrayList<ProcessRecord> procs;
+ synchronized (this) {
+ mRequestPssCallback = completeCallback;
+ mRequestPssList.clear();
+ for (int i=mLRUProcesses.size()-1; i>=0; i--) {
+ ProcessRecord proc = mLRUProcesses.get(i);
+ if (!proc.persistent) {
+ mRequestPssList.add(proc);
+ }
+ }
+ procs = new ArrayList<ProcessRecord>(mRequestPssList);
+ }
+
+ int oldPri = Process.getThreadPriority(Process.myTid());
+ Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
+ for (int i=procs.size()-1; i>=0; i--) {
+ ProcessRecord proc = procs.get(i);
+ proc.lastPss = 0;
+ proc.requestPss();
+ }
+ Process.setThreadPriority(oldPri);
+ }
+
+ void removeRequestedPss(ProcessRecord proc) {
+ Runnable callback = null;
+ synchronized (this) {
+ if (mRequestPssList.remove(proc)) {
+ if (mRequestPssList.size() == 0) {
+ callback = mRequestPssCallback;
+ mRequestPssCallback = null;
+ }
+ }
+ }
+
+ if (callback != null) {
+ callback.run();
+ }
+ }
+
+ public void collectPss(Watchdog.PssStats stats) {
+ stats.mEmptyPss = 0;
+ stats.mEmptyCount = 0;
+ stats.mBackgroundPss = 0;
+ stats.mBackgroundCount = 0;
+ stats.mServicePss = 0;
+ stats.mServiceCount = 0;
+ stats.mVisiblePss = 0;
+ stats.mVisibleCount = 0;
+ stats.mForegroundPss = 0;
+ stats.mForegroundCount = 0;
+ stats.mNoPssCount = 0;
+ synchronized (this) {
+ int i;
+ int NPD = mProcDeaths.length < stats.mProcDeaths.length
+ ? mProcDeaths.length : stats.mProcDeaths.length;
+ int aggr = 0;
+ for (i=0; i<NPD; i++) {
+ aggr += mProcDeaths[i];
+ stats.mProcDeaths[i] = aggr;
+ }
+ while (i<stats.mProcDeaths.length) {
+ stats.mProcDeaths[i] = 0;
+ i++;
+ }
+
+ for (i=mLRUProcesses.size()-1; i>=0; i--) {
+ ProcessRecord proc = mLRUProcesses.get(i);
+ if (proc.persistent) {
+ continue;
+ }
+ //Log.i(TAG, "Proc " + proc + ": pss=" + proc.lastPss);
+ if (proc.lastPss == 0) {
+ stats.mNoPssCount++;
+ continue;
+ }
+ if (proc.setAdj == EMPTY_APP_ADJ) {
+ stats.mEmptyPss += proc.lastPss;
+ stats.mEmptyCount++;
+ } else if (proc.setAdj == CONTENT_PROVIDER_ADJ) {
+ stats.mEmptyPss += proc.lastPss;
+ stats.mEmptyCount++;
+ } else if (proc.setAdj >= HIDDEN_APP_MIN_ADJ) {
+ stats.mBackgroundPss += proc.lastPss;
+ stats.mBackgroundCount++;
+ } else if (proc.setAdj >= VISIBLE_APP_ADJ) {
+ stats.mVisiblePss += proc.lastPss;
+ stats.mVisibleCount++;
+ } else {
+ stats.mForegroundPss += proc.lastPss;
+ stats.mForegroundCount++;
+ }
+ }
+ }
+ }
+
+ public final void startRunning(String pkg, String cls, String action,
+ String data) {
+ synchronized(this) {
+ if (mStartRunning) {
+ return;
+ }
+ mStartRunning = true;
+ mTopComponent = pkg != null && cls != null
+ ? new ComponentName(pkg, cls) : null;
+ mTopAction = action != null ? action : Intent.ACTION_MAIN;
+ mTopData = data;
+ if (!mSystemReady) {
+ return;
+ }
+ }
+
+ systemReady();
+ }
+
+ private void retrieveSettings() {
+ final ContentResolver resolver = mContext.getContentResolver();
+ String debugApp = Settings.System.getString(
+ resolver, Settings.System.DEBUG_APP);
+ boolean waitForDebugger = Settings.System.getInt(
+ resolver, Settings.System.WAIT_FOR_DEBUGGER, 0) != 0;
+ boolean alwaysFinishActivities = Settings.System.getInt(
+ resolver, Settings.System.ALWAYS_FINISH_ACTIVITIES, 0) != 0;
+
+ Configuration configuration = new Configuration();
+ Settings.System.getConfiguration(resolver, configuration);
+
+ synchronized (this) {
+ mDebugApp = mOrigDebugApp = debugApp;
+ mWaitForDebugger = mOrigWaitForDebugger = waitForDebugger;
+ mAlwaysFinishActivities = alwaysFinishActivities;
+ // This happens before any activities are started, so we can
+ // change mConfiguration in-place.
+ mConfiguration.updateFrom(configuration);
+ }
+ }
+
+ public boolean testIsSystemReady() {
+ // no need to synchronize(this) just to read & return the value
+ return mSystemReady;
+ }
+
+ public void systemReady() {
+ // In the simulator, startRunning will never have been called, which
+ // normally sets a few crucial variables. Do it here instead.
+ if (!Process.supportsProcesses()) {
+ mStartRunning = true;
+ mTopAction = Intent.ACTION_MAIN;
+ }
+
+ synchronized(this) {
+ if (mSystemReady) {
+ return;
+ }
+ mSystemReady = true;
+ if (!mStartRunning) {
+ return;
+ }
+ }
+
+ if (Config.LOGD) Log.d(TAG, "Start running!");
+ EventLog.writeEvent(LOG_BOOT_PROGRESS_AMS_READY,
+ SystemClock.uptimeMillis());
+
+ synchronized(this) {
+ if (mFactoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) {
+ ResolveInfo ri = mContext.getPackageManager()
+ .resolveActivity(new Intent(Intent.ACTION_FACTORY_TEST),
+ 0);
+ CharSequence errorMsg = null;
+ if (ri != null) {
+ ActivityInfo ai = ri.activityInfo;
+ ApplicationInfo app = ai.applicationInfo;
+ if ((app.flags&ApplicationInfo.FLAG_SYSTEM) != 0) {
+ mTopAction = Intent.ACTION_FACTORY_TEST;
+ mTopData = null;
+ mTopComponent = new ComponentName(app.packageName,
+ ai.name);
+ } else {
+ errorMsg = mContext.getResources().getText(
+ com.android.internal.R.string.factorytest_not_system);
+ }
+ } else {
+ errorMsg = mContext.getResources().getText(
+ com.android.internal.R.string.factorytest_no_action);
+ }
+ if (errorMsg != null) {
+ mTopAction = null;
+ mTopData = null;
+ mTopComponent = null;
+ Message msg = Message.obtain();
+ msg.what = SHOW_FACTORY_ERROR_MSG;
+ msg.getData().putCharSequence("msg", errorMsg);
+ mHandler.sendMessage(msg);
+ }
+ }
+ }
+
+ retrieveSettings();
+
+ synchronized (this) {
+ if (mFactoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) {
+ try {
+ List apps = ActivityThread.getPackageManager().
+ getPersistentApplications(PackageManager.GET_SHARED_LIBRARY_FILES);
+ if (apps != null) {
+ int N = apps.size();
+ int i;
+ for (i=0; i<N; i++) {
+ ApplicationInfo info
+ = (ApplicationInfo)apps.get(i);
+ if (info != null &&
+ !info.packageName.equals("android")) {
+ addAppLocked(info);
+ }
+ }
+ }
+ } catch (RemoteException ex) {
+ // pm is in same process, this will never happen.
+ }
+ }
+
+ try {
+ if (ActivityThread.getPackageManager().hasSystemUidErrors()) {
+ Message msg = Message.obtain();
+ msg.what = SHOW_UID_ERROR_MSG;
+ mHandler.sendMessage(msg);
+ }
+ } catch (RemoteException e) {
+ }
+
+ // Start up initial activity.
+ mBooting = true;
+ resumeTopActivityLocked(null);
+ }
+ }
+
+ boolean makeAppCrashingLocked(ProcessRecord app,
+ String tag, String shortMsg, String longMsg, byte[] crashData) {
+ app.crashing = true;
+ app.crashingReport = generateProcessError(app,
+ ActivityManager.ProcessErrorStateInfo.CRASHED, tag, shortMsg, longMsg, crashData);
+ startAppProblemLocked(app);
+ app.stopFreezingAllLocked();
+ return handleAppCrashLocked(app);
+ }
+
+ void makeAppNotRespondingLocked(ProcessRecord app,
+ String tag, String shortMsg, String longMsg, byte[] crashData) {
+ app.notResponding = true;
+ app.notRespondingReport = generateProcessError(app,
+ ActivityManager.ProcessErrorStateInfo.NOT_RESPONDING, tag, shortMsg, longMsg,
+ crashData);
+ startAppProblemLocked(app);
+ app.stopFreezingAllLocked();
+ }
+
+ /**
+ * Generate a process error record, suitable for attachment to a ProcessRecord.
+ *
+ * @param app The ProcessRecord in which the error occurred.
+ * @param condition Crashing, Application Not Responding, etc. Values are defined in
+ * ActivityManager.AppErrorStateInfo
+ * @param tag The tag that was passed into handleApplicationError(). Typically the classname.
+ * @param shortMsg Short message describing the crash.
+ * @param longMsg Long message describing the crash.
+ * @param crashData Raw data passed into handleApplicationError(). Typically a stack trace.
+ *
+ * @return Returns a fully-formed AppErrorStateInfo record.
+ */
+ private ActivityManager.ProcessErrorStateInfo generateProcessError(ProcessRecord app,
+ int condition, String tag, String shortMsg, String longMsg, byte[] crashData) {
+ ActivityManager.ProcessErrorStateInfo report = new ActivityManager.ProcessErrorStateInfo();
+
+ report.condition = condition;
+ report.processName = app.processName;
+ report.pid = app.pid;
+ report.uid = app.info.uid;
+ report.tag = tag;
+ report.shortMsg = shortMsg;
+ report.longMsg = longMsg;
+ report.crashData = crashData;
+
+ return report;
+ }
+
+ void killAppAtUsersRequest(ProcessRecord app, Dialog fromDialog,
+ boolean crashed) {
+ synchronized (this) {
+ app.crashing = false;
+ app.crashingReport = null;
+ app.notResponding = false;
+ app.notRespondingReport = null;
+ if (app.anrDialog == fromDialog) {
+ app.anrDialog = null;
+ }
+ if (app.waitDialog == fromDialog) {
+ app.waitDialog = null;
+ }
+ if (app.pid > 0 && app.pid != MY_PID) {
+ if (crashed) {
+ handleAppCrashLocked(app);
+ }
+ Log.i(ActivityManagerService.TAG, "Killing process "
+ + app.processName
+ + " (pid=" + app.pid + ") at user's request");
+ Process.killProcess(app.pid);
+ }
+
+ }
+ }
+
+ boolean handleAppCrashLocked(ProcessRecord app) {
+ long now = SystemClock.uptimeMillis();
+
+ Long crashTime = mProcessCrashTimes.get(app.info.processName,
+ app.info.uid);
+ if (crashTime != null && now < crashTime+MIN_CRASH_INTERVAL) {
+ // This process loses!
+ Log.w(TAG, "Process " + app.info.processName
+ + " has crashed too many times: killing!");
+ EventLog.writeEvent(LOG_AM_PROCESS_CRASHED_TOO_MUCH,
+ app.info.processName, app.info.uid);
+ killServicesLocked(app, false);
+ for (int i=mHistory.size()-1; i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)mHistory.get(i);
+ if (r.app == app) {
+ if (Config.LOGD) Log.d(
+ TAG, " Force finishing activity "
+ + r.intent.getComponent().flattenToShortString());
+ finishActivityLocked(r, i, Activity.RESULT_CANCELED, null, "crashed");
+ }
+ }
+ if (!app.persistent) {
+ // We don't want to start this process again until the user
+ // explicitly does so... but for persistent process, we really
+ // need to keep it running. If a persistent process is actually
+ // repeatedly crashing, then badness for everyone.
+ EventLog.writeEvent(LOG_AM_PROCESS_BAD, app.info.uid,
+ app.info.processName);
+ mBadProcesses.put(app.info.processName, app.info.uid, now);
+ app.bad = true;
+ mProcessCrashTimes.remove(app.info.processName, app.info.uid);
+ app.removed = true;
+ removeProcessLocked(app, false);
+ return false;
+ }
+ }
+
+ // Bump up the crash count of any services currently running in the proc.
+ if (app.services.size() != 0) {
+ // Any services running in the application need to be placed
+ // back in the pending list.
+ Iterator it = app.services.iterator();
+ while (it.hasNext()) {
+ ServiceRecord sr = (ServiceRecord)it.next();
+ sr.crashCount++;
+ }
+ }
+
+ mProcessCrashTimes.put(app.info.processName, app.info.uid, now);
+ return true;
+ }
+
+ void startAppProblemLocked(ProcessRecord app) {
+ skipCurrentReceiverLocked(app);
+ }
+
+ void skipCurrentReceiverLocked(ProcessRecord app) {
+ boolean reschedule = false;
+ BroadcastRecord r = app.curReceiver;
+ if (r != null) {
+ // The current broadcast is waiting for this app's receiver
+ // to be finished. Looks like that's not going to happen, so
+ // let the broadcast continue.
+ logBroadcastReceiverDiscard(r);
+ finishReceiverLocked(r.receiver, r.resultCode, r.resultData,
+ r.resultExtras, r.resultAbort, true);
+ reschedule = true;
+ }
+ r = mPendingBroadcast;
+ if (r != null && r.curApp == app) {
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "skip & discard pending app " + r);
+ logBroadcastReceiverDiscard(r);
+ finishReceiverLocked(r.receiver, r.resultCode, r.resultData,
+ r.resultExtras, r.resultAbort, true);
+ reschedule = true;
+ }
+ if (reschedule) {
+ scheduleBroadcastsLocked();
+ }
+ }
+
+ public int handleApplicationError(IBinder app, int flags,
+ String tag, String shortMsg, String longMsg, byte[] crashData) {
+ AppErrorResult result = new AppErrorResult();
+
+ ProcessRecord r = null;
+ synchronized (this) {
+ if (app != null) {
+ for (SparseArray<ProcessRecord> apps : mProcessNames.getMap().values()) {
+ final int NA = apps.size();
+ for (int ia=0; ia<NA; ia++) {
+ ProcessRecord p = apps.valueAt(ia);
+ if (p.thread != null && p.thread.asBinder() == app) {
+ r = p;
+ break;
+ }
+ }
+ }
+ }
+
+ if (r != null) {
+ // The application has crashed. Send the SIGQUIT to the process so
+ // that it can dump its state.
+ Process.sendSignal(r.pid, Process.SIGNAL_QUIT);
+ //Log.i(TAG, "Current system threads:");
+ //Process.sendSignal(MY_PID, Process.SIGNAL_QUIT);
+ }
+
+ if (mWatcher != null) {
+ try {
+ String name = r != null ? r.processName : null;
+ int pid = r != null ? r.pid : Binder.getCallingPid();
+ if (!mWatcher.appCrashed(name, pid,
+ shortMsg, longMsg, crashData)) {
+ Log.w(TAG, "Force-killing crashed app " + name
+ + " at watcher's request");
+ Process.killProcess(pid);
+ return 0;
+ }
+ } catch (RemoteException e) {
+ mWatcher = null;
+ }
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+
+ // If this process is running instrumentation, finish it.
+ if (r != null && r.instrumentationClass != null) {
+ Log.w(TAG, "Error in app " + r.processName
+ + " running instrumentation " + r.instrumentationClass + ":");
+ if (shortMsg != null) Log.w(TAG, " " + shortMsg);
+ if (longMsg != null) Log.w(TAG, " " + longMsg);
+ Bundle info = new Bundle();
+ info.putString("shortMsg", shortMsg);
+ info.putString("longMsg", longMsg);
+ finishInstrumentationLocked(r, Activity.RESULT_CANCELED, info);
+ Binder.restoreCallingIdentity(origId);
+ return 0;
+ }
+
+ if (r != null) {
+ if (!makeAppCrashingLocked(r, tag, shortMsg, longMsg, crashData)) {
+ return 0;
+ }
+ } else {
+ Log.w(TAG, "Some application object " + app + " tag " + tag
+ + " has crashed, but I don't know who it is.");
+ Log.w(TAG, "ShortMsg:" + shortMsg);
+ Log.w(TAG, "LongMsg:" + longMsg);
+ Binder.restoreCallingIdentity(origId);
+ return 0;
+ }
+
+ Message msg = Message.obtain();
+ msg.what = SHOW_ERROR_MSG;
+ HashMap data = new HashMap();
+ data.put("result", result);
+ data.put("app", r);
+ data.put("flags", flags);
+ data.put("shortMsg", shortMsg);
+ data.put("longMsg", longMsg);
+ if (r != null && (r.info.flags&ApplicationInfo.FLAG_SYSTEM) != 0) {
+ // For system processes, submit crash data to the server.
+ data.put("crashData", crashData);
+ }
+ msg.obj = data;
+ mHandler.sendMessage(msg);
+
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ int res = result.get();
+
+ synchronized (this) {
+ if (r != null) {
+ mProcessCrashTimes.put(r.info.processName, r.info.uid,
+ SystemClock.uptimeMillis());
+ }
+ }
+
+ return res;
+ }
+
+ public List<ActivityManager.ProcessErrorStateInfo> getProcessesInErrorState() {
+ // assume our apps are happy - lazy create the list
+ List<ActivityManager.ProcessErrorStateInfo> errList = null;
+
+ synchronized (this) {
+
+ // iterate across all processes
+ final int N = mLRUProcesses.size();
+ for (int i = 0; i < N; i++) {
+ ProcessRecord app = mLRUProcesses.get(i);
+ if ((app.thread != null) && (app.crashing || app.notResponding)) {
+ // This one's in trouble, so we'll generate a report for it
+ // crashes are higher priority (in case there's a crash *and* an anr)
+ ActivityManager.ProcessErrorStateInfo report = null;
+ if (app.crashing) {
+ report = app.crashingReport;
+ } else if (app.notResponding) {
+ report = app.notRespondingReport;
+ }
+
+ if (report != null) {
+ if (errList == null) {
+ errList = new ArrayList<ActivityManager.ProcessErrorStateInfo>(1);
+ }
+ errList.add(report);
+ } else {
+ Log.w(TAG, "Missing app error report, app = " + app.processName +
+ " crashing = " + app.crashing +
+ " notResponding = " + app.notResponding);
+ }
+ }
+ }
+ }
+
+ return errList;
+ }
+
+ public List<ActivityManager.RunningAppProcessInfo> getRunningAppProcesses() {
+ // Lazy instantiation of list
+ List<ActivityManager.RunningAppProcessInfo> runList = null;
+ synchronized (this) {
+ // Iterate across all processes
+ final int N = mLRUProcesses.size();
+ for (int i = 0; i < N; i++) {
+ ProcessRecord app = mLRUProcesses.get(i);
+ if ((app.thread != null) && (!app.crashing && !app.notResponding)) {
+ // Generate process state info for running application
+ ActivityManager.RunningAppProcessInfo currApp =
+ new ActivityManager.RunningAppProcessInfo(app.processName,
+ app.pid, app.getPackageList());
+ int adj = app.curAdj;
+ if (adj >= CONTENT_PROVIDER_ADJ) {
+ currApp.importance = ActivityManager.RunningAppProcessInfo.IMPORTANCE_EMPTY;
+ } else if (adj >= HIDDEN_APP_MIN_ADJ) {
+ currApp.importance = ActivityManager.RunningAppProcessInfo.IMPORTANCE_BACKGROUND;
+ currApp.lru = adj - HIDDEN_APP_MIN_ADJ;
+ } else if (adj >= SECONDARY_SERVER_ADJ) {
+ currApp.importance = ActivityManager.RunningAppProcessInfo.IMPORTANCE_SERVICE;
+ } else if (adj >= VISIBLE_APP_ADJ) {
+ currApp.importance = ActivityManager.RunningAppProcessInfo.IMPORTANCE_VISIBLE;
+ } else {
+ currApp.importance = ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND;
+ }
+ //Log.v(TAG, "Proc " + app.processName + ": imp=" + currApp.importance
+ // + " lru=" + currApp.lru);
+ if (runList == null) {
+ runList = new ArrayList<ActivityManager.RunningAppProcessInfo>();
+ }
+ runList.add(currApp);
+ }
+ }
+ }
+ return runList;
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.DUMP)
+ != PackageManager.PERMISSION_GRANTED) {
+ pw.println("Permission Denial: can't dump ActivityManager from from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " without permission "
+ + android.Manifest.permission.DUMP);
+ return;
+ }
+ if (args.length != 0 && "service".equals(args[0])) {
+ dumpService(fd, pw, args);
+ return;
+ }
+ pw.println("Activities in Current Activity Manager State:");
+ dumpHistoryList(pw, mHistory, " ", "History");
+ pw.println(" ");
+ pw.println(" Running activities (most recent first):");
+ dumpHistoryList(pw, mLRUActivities, " ", "Running");
+ if (mWaitingVisibleActivities.size() > 0) {
+ pw.println(" ");
+ pw.println(" Activities waiting for another to become visible:");
+ dumpHistoryList(pw, mWaitingVisibleActivities, " ", "Waiting");
+ }
+ if (mStoppingActivities.size() > 0) {
+ pw.println(" ");
+ pw.println(" Activities waiting to stop:");
+ dumpHistoryList(pw, mStoppingActivities, " ", "Stopping");
+ }
+ if (mFinishingActivities.size() > 0) {
+ pw.println(" ");
+ pw.println(" Activities waiting to finish:");
+ dumpHistoryList(pw, mFinishingActivities, " ", "Finishing");
+ }
+
+ pw.println(" ");
+ pw.println(" mPausingActivity: " + mPausingActivity);
+ pw.println(" mResumedActivity: " + mResumedActivity);
+ pw.println(" mFocusedActivity: " + mFocusedActivity);
+ pw.println(" mLastPausedActivity: " + mLastPausedActivity);
+
+ if (mRecentTasks.size() > 0) {
+ pw.println(" ");
+ pw.println("Recent tasks in Current Activity Manager State:");
+
+ final int N = mRecentTasks.size();
+ for (int i=0; i<N; i++) {
+ pw.println(" Recent Task #" + i);
+ mRecentTasks.get(i).dump(pw, " ");
+ }
+ }
+
+ pw.println(" ");
+ pw.println(" mCurTask: " + mCurTask);
+
+ pw.println(" ");
+ pw.println("Processes in Current Activity Manager State:");
+
+ boolean needSep = false;
+ int numPers = 0;
+
+ for (SparseArray<ProcessRecord> procs : mProcessNames.getMap().values()) {
+ final int NA = procs.size();
+ for (int ia=0; ia<NA; ia++) {
+ if (!needSep) {
+ pw.println(" All known processes:");
+ needSep = true;
+ }
+ ProcessRecord r = procs.valueAt(ia);
+ pw.println((r.persistent ? " *PERSISTENT* Process [" : " Process [")
+ + r.processName + "] UID " + procs.keyAt(ia));
+ r.dump(pw, " ");
+ if (r.persistent) {
+ numPers++;
+ }
+ }
+ }
+
+ if (mLRUProcesses.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Running processes (most recent first):");
+ dumpProcessList(pw, mLRUProcesses, " ",
+ "Running Norm Proc", "Running PERS Proc", true);
+ needSep = true;
+ }
+
+ synchronized (mPidsSelfLocked) {
+ if (mPidsSelfLocked.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" PID mappings:");
+ for (int i=0; i<mPidsSelfLocked.size(); i++) {
+ pw.println(" PID #" + mPidsSelfLocked.keyAt(i)
+ + ": " + mPidsSelfLocked.valueAt(i));
+ }
+ }
+ }
+
+ if (mForegroundProcesses.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Foreground Processes:");
+ for (int i=0; i<mForegroundProcesses.size(); i++) {
+ pw.println(" PID #" + mForegroundProcesses.keyAt(i)
+ + ": " + mForegroundProcesses.valueAt(i));
+ }
+ }
+
+ if (mPersistentStartingProcesses.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Persisent processes that are starting:");
+ dumpProcessList(pw, mPersistentStartingProcesses, " ",
+ "Starting Initial Proc", "Restarting PERS Proc", false);
+ }
+
+ if (mStartingProcesses.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Processes that are starting:");
+ dumpProcessList(pw, mStartingProcesses, " ",
+ "Starting Norm Proc", "Starting PERS Proc", false);
+ }
+
+ if (mRemovedProcesses.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Processes that are being removed:");
+ dumpProcessList(pw, mRemovedProcesses, " ",
+ "Removed Norm Proc", "Removed PERS Proc", false);
+ }
+
+ if (mProcessesOnHold.size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Processes that are on old until the system is ready:");
+ dumpProcessList(pw, mProcessesOnHold, " ",
+ "OnHold Norm Proc", "OnHold PERS Proc", false);
+ }
+
+ if (mProcessCrashTimes.getMap().size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Time since processes crashed:");
+ long now = SystemClock.uptimeMillis();
+ for (Map.Entry<String, SparseArray<Long>> procs
+ : mProcessCrashTimes.getMap().entrySet()) {
+ SparseArray<Long> uids = procs.getValue();
+ final int N = uids.size();
+ for (int i=0; i<N; i++) {
+ pw.println(" Process " + procs.getKey()
+ + " uid " + uids.keyAt(i)
+ + ": last crashed "
+ + (now-uids.valueAt(i)) + " ms ago");
+ }
+ }
+ }
+
+ if (mBadProcesses.getMap().size() > 0) {
+ if (needSep) pw.println(" ");
+ needSep = true;
+ pw.println(" Bad processes:");
+ for (Map.Entry<String, SparseArray<Long>> procs
+ : mBadProcesses.getMap().entrySet()) {
+ SparseArray<Long> uids = procs.getValue();
+ final int N = uids.size();
+ for (int i=0; i<N; i++) {
+ pw.println(" Bad process " + procs.getKey()
+ + " uid " + uids.keyAt(i)
+ + ": crashed at time " + uids.valueAt(i));
+ }
+ }
+ }
+
+ pw.println(" ");
+ pw.println(" Total persistent processes: " + numPers);
+ pw.println(" mConfiguration: " + mConfiguration);
+ pw.println(" mStartRunning=" + mStartRunning
+ + " mSystemReady=" + mSystemReady
+ + " mBooting=" + mBooting
+ + " mBooted=" + mBooted
+ + " mFactoryTest=" + mFactoryTest);
+ pw.println(" mSleeping=" + mSleeping);
+ pw.println(" mGoingToSleep=" + mGoingToSleep);
+ pw.println(" mLaunchingActivity=" + mLaunchingActivity);
+ pw.println(" mDebugApp=" + mDebugApp + "/orig=" + mOrigDebugApp
+ + " mDebugTransient=" + mDebugTransient
+ + " mOrigWaitForDebugger=" + mOrigWaitForDebugger);
+ pw.println(" mAlwaysFinishActivities=" + mAlwaysFinishActivities
+ + " mWatcher=" + mWatcher);
+ }
+ }
+
+ /**
+ * There are three ways to call this:
+ * - no service specified: dump all the services
+ * - a flattened component name that matched an existing service was specified as the
+ * first arg: dump that one service
+ * - the first arg isn't the flattened component name of an existing service:
+ * dump all services whose component contains the first arg as a substring
+ */
+ protected void dumpService(FileDescriptor fd, PrintWriter pw, String[] args) {
+ String[] newArgs;
+ String componentNameString;
+ ServiceRecord r;
+ if (args.length == 1) {
+ componentNameString = null;
+ newArgs = EMPTY_STRING_ARRAY;
+ r = null;
+ } else {
+ componentNameString = args[1];
+ ComponentName componentName = ComponentName.unflattenFromString(componentNameString);
+ r = componentName != null ? mServices.get(componentName) : null;
+ newArgs = new String[args.length - 2];
+ if (args.length > 2) System.arraycopy(args, 2, newArgs, 0, args.length - 2);
+ }
+
+ if (r != null) {
+ dumpService(fd, pw, r, newArgs);
+ } else {
+ for (ServiceRecord r1 : mServices.values()) {
+ if (componentNameString == null
+ || r1.name.flattenToString().contains(componentNameString)) {
+ dumpService(fd, pw, r1, newArgs);
+ }
+ }
+ }
+ }
+
+ /**
+ * Invokes IApplicationThread.dumpService() on the thread of the specified service if
+ * there is a thread associated with the service.
+ */
+ private void dumpService(FileDescriptor fd, PrintWriter pw, ServiceRecord r, String[] args) {
+ pw.println(" Service " + r.name.flattenToString());
+ if (r.app != null && r.app.thread != null) {
+ try {
+ // flush anything that is already in the PrintWriter since the thread is going
+ // to write to the file descriptor directly
+ pw.flush();
+ r.app.thread.dumpService(fd, r, args);
+ pw.print("\n");
+ } catch (RemoteException e) {
+ pw.println("got a RemoteException while dumping the service");
+ }
+ }
+ }
+
+ void dumpBroadcasts(PrintWriter pw) {
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.DUMP)
+ != PackageManager.PERMISSION_GRANTED) {
+ pw.println("Permission Denial: can't dump ActivityManager from from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " without permission "
+ + android.Manifest.permission.DUMP);
+ return;
+ }
+ pw.println("Broadcasts in Current Activity Manager State:");
+
+ if (mRegisteredReceivers.size() > 0) {
+ pw.println(" ");
+ pw.println(" Registered Receivers:");
+ Iterator it = mRegisteredReceivers.values().iterator();
+ while (it.hasNext()) {
+ ReceiverList r = (ReceiverList)it.next();
+ pw.println(" Receiver " + r.receiver);
+ r.dump(pw, " ");
+ }
+ }
+
+ pw.println(" ");
+ pw.println("Receiver Resolver Table:");
+ mReceiverResolver.dump(new PrintWriterPrinter(pw), " ");
+
+ if (mParallelBroadcasts.size() > 0 || mOrderedBroadcasts.size() > 0
+ || mPendingBroadcast != null) {
+ if (mParallelBroadcasts.size() > 0) {
+ pw.println(" ");
+ pw.println(" Active broadcasts:");
+ }
+ for (int i=mParallelBroadcasts.size()-1; i>=0; i--) {
+ pw.println(" Broadcast #" + i + ":");
+ mParallelBroadcasts.get(i).dump(pw, " ");
+ }
+ if (mOrderedBroadcasts.size() > 0) {
+ pw.println(" ");
+ pw.println(" Active serialized broadcasts:");
+ }
+ for (int i=mOrderedBroadcasts.size()-1; i>=0; i--) {
+ pw.println(" Serialized Broadcast #" + i + ":");
+ mOrderedBroadcasts.get(i).dump(pw, " ");
+ }
+ pw.println(" ");
+ pw.println(" Pending broadcast:");
+ if (mPendingBroadcast != null) {
+ mPendingBroadcast.dump(pw, " ");
+ } else {
+ pw.println(" (null)");
+ }
+ }
+
+ pw.println(" ");
+ pw.println(" mBroadcastsScheduled=" + mBroadcastsScheduled);
+ if (mStickyBroadcasts != null) {
+ pw.println(" ");
+ pw.println(" Sticky broadcasts:");
+ for (Map.Entry<String, ArrayList<Intent>> ent
+ : mStickyBroadcasts.entrySet()) {
+ pw.println(" Sticky action " + ent.getKey() + ":");
+ ArrayList<Intent> intents = ent.getValue();
+ final int N = intents.size();
+ for (int i=0; i<N; i++) {
+ pw.println(" " + intents.get(i));
+ }
+ }
+ }
+
+ pw.println(" ");
+ pw.println(" mHandler:");
+ mHandler.dump(new PrintWriterPrinter(pw), " ");
+ }
+ }
+
+ void dumpServices(PrintWriter pw) {
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.DUMP)
+ != PackageManager.PERMISSION_GRANTED) {
+ pw.println("Permission Denial: can't dump ActivityManager from from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " without permission "
+ + android.Manifest.permission.DUMP);
+ return;
+ }
+ pw.println("Services in Current Activity Manager State:");
+
+ boolean needSep = false;
+
+ if (mServices.size() > 0) {
+ pw.println(" Active services:");
+ Iterator<ServiceRecord> it = mServices.values().iterator();
+ while (it.hasNext()) {
+ ServiceRecord r = it.next();
+ pw.println(" Service " + r.shortName);
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mPendingServices.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Pending services:");
+ for (int i=0; i<mPendingServices.size(); i++) {
+ ServiceRecord r = mPendingServices.get(i);
+ pw.println(" Pending Service " + r.shortName);
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mRestartingServices.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Restarting services:");
+ for (int i=0; i<mRestartingServices.size(); i++) {
+ ServiceRecord r = mRestartingServices.get(i);
+ pw.println(" Restarting Service " + r.shortName);
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mStoppingServices.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Stopping services:");
+ for (int i=0; i<mStoppingServices.size(); i++) {
+ ServiceRecord r = mStoppingServices.get(i);
+ pw.println(" Stopping Service " + r.shortName);
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mServiceConnections.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Connection bindings to services:");
+ Iterator<ConnectionRecord> it
+ = mServiceConnections.values().iterator();
+ while (it.hasNext()) {
+ ConnectionRecord r = it.next();
+ pw.println(" " + r.binding.service.shortName
+ + " -> " + r.conn.asBinder());
+ r.dump(pw, " ");
+ }
+ }
+ }
+ }
+
+ void dumpProviders(PrintWriter pw) {
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.DUMP)
+ != PackageManager.PERMISSION_GRANTED) {
+ pw.println("Permission Denial: can't dump ActivityManager from from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " without permission "
+ + android.Manifest.permission.DUMP);
+ return;
+ }
+
+ pw.println("Content Providers in Current Activity Manager State:");
+
+ boolean needSep = false;
+
+ if (mProvidersByName.size() > 0) {
+ pw.println(" Published content providers (by name):");
+ Iterator it = mProvidersByName.entrySet().iterator();
+ while (it.hasNext()) {
+ Map.Entry e = (Map.Entry)it.next();
+ ContentProviderRecord r = (ContentProviderRecord)e.getValue();
+ pw.println(" Provider " + (String)e.getKey());
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mProvidersByClass.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Published content providers (by class):");
+ Iterator it = mProvidersByClass.entrySet().iterator();
+ while (it.hasNext()) {
+ Map.Entry e = (Map.Entry)it.next();
+ ContentProviderRecord r = (ContentProviderRecord)e.getValue();
+ pw.println(" Provider " + (String)e.getKey());
+ r.dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ if (mLaunchingProviders.size() > 0) {
+ if (needSep) pw.println(" ");
+ pw.println(" Launching content providers:");
+ for (int i=mLaunchingProviders.size()-1; i>=0; i--) {
+ pw.println(" Provider #" + i + ":");
+ ((ContentProviderRecord)mLaunchingProviders.get(i)).dump(pw, " ");
+ }
+ needSep = true;
+ }
+
+ pw.println();
+ pw.println("Granted Uri Permissions:");
+ for (int i=0; i<mGrantedUriPermissions.size(); i++) {
+ int uid = mGrantedUriPermissions.keyAt(i);
+ HashMap<Uri, UriPermission> perms
+ = mGrantedUriPermissions.valueAt(i);
+ pw.println(" Uris granted to uid " + uid + ":");
+ for (UriPermission perm : perms.values()) {
+ perm.dump(pw, " ");
+ }
+ }
+ }
+ }
+
+ void dumpSenders(PrintWriter pw) {
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.DUMP)
+ != PackageManager.PERMISSION_GRANTED) {
+ pw.println("Permission Denial: can't dump ActivityManager from from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " without permission "
+ + android.Manifest.permission.DUMP);
+ return;
+ }
+
+ pw.println("Intent Senders in Current Activity Manager State:");
+
+ if (this.mIntentSenderRecords.size() > 0) {
+ Iterator<WeakReference<PendingIntentRecord>> it
+ = mIntentSenderRecords.values().iterator();
+ while (it.hasNext()) {
+ WeakReference<PendingIntentRecord> ref = it.next();
+ PendingIntentRecord rec = ref != null ? ref.get(): null;
+ if (rec != null) {
+ pw.println(" IntentSender " + rec);
+ rec.dump(pw, " ");
+ } else {
+ pw.println(" IntentSender " + ref);
+ }
+ }
+ }
+ }
+ }
+
+ private static final void dumpHistoryList(PrintWriter pw, List list,
+ String prefix, String label) {
+ TaskRecord lastTask = null;
+ for (int i=list.size()-1; i>=0; i--) {
+ HistoryRecord r = (HistoryRecord)list.get(i);
+ if (lastTask != r.task) {
+ lastTask = r.task;
+ lastTask.dump(pw, prefix + " ");
+ }
+ pw.println(prefix + " " + label + " #" + i + ":");
+ r.dump(pw, prefix + " ");
+ }
+ }
+
+ private static final int dumpProcessList(PrintWriter pw, List list,
+ String prefix, String normalLabel, String persistentLabel,
+ boolean inclOomAdj) {
+ int numPers = 0;
+ for (int i=list.size()-1; i>=0; i--) {
+ ProcessRecord r = (ProcessRecord)list.get(i);
+ if (false) {
+ pw.println(prefix + (r.persistent ? persistentLabel : normalLabel)
+ + " #" + i + ":");
+ r.dump(pw, prefix + " ");
+ } else if (inclOomAdj) {
+ pw.println(String.format("%s%s #%2d: oom_adj=%3d %s",
+ prefix, (r.persistent ? persistentLabel : normalLabel),
+ i, r.setAdj, r.toString()));
+ } else {
+ pw.println(String.format("%s%s #%2d: %s",
+ prefix, (r.persistent ? persistentLabel : normalLabel),
+ i, r.toString()));
+ }
+ if (r.persistent) {
+ numPers++;
+ }
+ }
+ return numPers;
+ }
+
+ private static final void dumpApplicationMemoryUsage(FileDescriptor fd,
+ PrintWriter pw, List list, String prefix, String[] args) {
+ final boolean isCheckinRequest = scanArgs(args, "-c");
+ long uptime = SystemClock.uptimeMillis();
+ long realtime = SystemClock.elapsedRealtime();
+
+ if (isCheckinRequest) {
+ // short checkin version
+ pw.println(uptime + "," + realtime);
+ pw.flush();
+ } else {
+ pw.println("Applications Memory Usage (kB):");
+ pw.println("Uptime: " + uptime + " Realtime: " + realtime);
+ }
+ for (int i = list.size() - 1 ; i >= 0 ; i--) {
+ ProcessRecord r = (ProcessRecord)list.get(i);
+ if (r.thread != null) {
+ if (!isCheckinRequest) {
+ pw.println("\n** MEMINFO in pid " + r.pid + " [" + r.processName + "] **");
+ pw.flush();
+ }
+ try {
+ r.thread.asBinder().dump(fd, args);
+ } catch (RemoteException e) {
+ if (!isCheckinRequest) {
+ pw.println("Got RemoteException!");
+ pw.flush();
+ }
+ }
+ }
+ }
+ }
+
+ /**
+ * Searches array of arguments for the specified string
+ * @param args array of argument strings
+ * @param value value to search for
+ * @return true if the value is contained in the array
+ */
+ private static boolean scanArgs(String[] args, String value) {
+ if (args != null) {
+ for (String arg : args) {
+ if (value.equals(arg)) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ private final int indexOfTokenLocked(IBinder token, boolean required) {
+ int count = mHistory.size();
+
+ // convert the token to an entry in the history.
+ HistoryRecord r = null;
+ int index = -1;
+ for (int i=count-1; i>=0; i--) {
+ Object o = mHistory.get(i);
+ if (o == token) {
+ r = (HistoryRecord)o;
+ index = i;
+ break;
+ }
+ }
+ if (index < 0 && required) {
+ RuntimeInit.crash(TAG, new InvalidTokenException(token));
+ }
+
+ return index;
+ }
+
+ static class InvalidTokenException extends Exception {
+ InvalidTokenException(IBinder token) {
+ super("Bad activity token: " + token);
+ }
+ }
+
+ private final void killServicesLocked(ProcessRecord app,
+ boolean allowRestart) {
+ // Report disconnected services.
+ if (false) {
+ // XXX we are letting the client link to the service for
+ // death notifications.
+ if (app.services.size() > 0) {
+ Iterator it = app.services.iterator();
+ while (it.hasNext()) {
+ ServiceRecord r = (ServiceRecord)it.next();
+ if (r.connections.size() > 0) {
+ Iterator<ConnectionRecord> jt
+ = r.connections.values().iterator();
+ while (jt.hasNext()) {
+ ConnectionRecord c = jt.next();
+ if (c.binding.client != app) {
+ try {
+ //c.conn.connected(r.className, null);
+ } catch (Exception e) {
+ // todo: this should be asynchronous!
+ Log.w(TAG, "Exception thrown disconnected servce "
+ + r.shortName
+ + " from app " + app.processName, e);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ // Clean up any connections this application has to other services.
+ if (app.connections.size() > 0) {
+ Iterator<ConnectionRecord> it = app.connections.iterator();
+ while (it.hasNext()) {
+ ConnectionRecord r = it.next();
+ removeConnectionLocked(r, app, null);
+ }
+ }
+ app.connections.clear();
+
+ if (app.services.size() != 0) {
+ // Any services running in the application need to be placed
+ // back in the pending list.
+ Iterator it = app.services.iterator();
+ while (it.hasNext()) {
+ ServiceRecord sr = (ServiceRecord)it.next();
+ synchronized (sr.stats.getBatteryStats()) {
+ sr.stats.stopLaunchedLocked();
+ }
+ sr.app = null;
+ sr.executeNesting = 0;
+ mStoppingServices.remove(sr);
+ if (sr.bindings.size() > 0) {
+ Iterator<IntentBindRecord> bindings
+ = sr.bindings.values().iterator();
+ while (bindings.hasNext()) {
+ IntentBindRecord b = bindings.next();
+ if (DEBUG_SERVICE) Log.v(TAG, "Killing binding " + b
+ + ": shouldUnbind=" + b.hasBound);
+ b.binder = null;
+ b.requested = b.received = b.hasBound = false;
+ }
+ }
+
+ if (sr.crashCount >= 2) {
+ Log.w(TAG, "Service crashed " + sr.crashCount
+ + " times, stopping: " + sr);
+ EventLog.writeEvent(LOG_AM_SERVICE_CRASHED_TOO_MUCH,
+ sr.crashCount, sr.shortName, app.pid);
+ bringDownServiceLocked(sr, true);
+ } else if (!allowRestart) {
+ bringDownServiceLocked(sr, true);
+ } else {
+ scheduleServiceRestartLocked(sr);
+ }
+ }
+
+ if (!allowRestart) {
+ app.services.clear();
+ }
+ }
+
+ app.executingServices.clear();
+ }
+
+ private final void removeDyingProviderLocked(ProcessRecord proc,
+ ContentProviderRecord cpr) {
+ synchronized (cpr) {
+ cpr.launchingApp = null;
+ cpr.notifyAll();
+ }
+
+ mProvidersByClass.remove(cpr.info.name);
+ String names[] = cpr.info.authority.split(";");
+ for (int j = 0; j < names.length; j++) {
+ mProvidersByName.remove(names[j]);
+ }
+
+ Iterator<ProcessRecord> cit = cpr.clients.iterator();
+ while (cit.hasNext()) {
+ ProcessRecord capp = cit.next();
+ if (!capp.persistent && capp.thread != null
+ && capp.pid != 0
+ && capp.pid != MY_PID) {
+ Log.i(TAG, "Killing app " + capp.processName
+ + " (pid " + capp.pid
+ + ") because provider " + cpr.info.name
+ + " is in dying process " + proc.processName);
+ Process.killProcess(capp.pid);
+ }
+ }
+
+ mLaunchingProviders.remove(cpr);
+ }
+
+ /**
+ * Main code for cleaning up a process when it has gone away. This is
+ * called both as a result of the process dying, or directly when stopping
+ * a process when running in single process mode.
+ */
+ private final void cleanUpApplicationRecordLocked(ProcessRecord app,
+ boolean restarting, int index) {
+ if (index >= 0) {
+ mLRUProcesses.remove(index);
+ }
+
+ // Dismiss any open dialogs.
+ if (app.crashDialog != null) {
+ app.crashDialog.dismiss();
+ app.crashDialog = null;
+ }
+ if (app.anrDialog != null) {
+ app.anrDialog.dismiss();
+ app.anrDialog = null;
+ }
+ if (app.waitDialog != null) {
+ app.waitDialog.dismiss();
+ app.waitDialog = null;
+ }
+
+ app.crashing = false;
+ app.notResponding = false;
+
+ app.resetPackageList();
+ app.thread = null;
+ app.forcingToForeground = null;
+ app.foregroundServices = false;
+
+ killServicesLocked(app, true);
+
+ boolean restart = false;
+
+ int NL = mLaunchingProviders.size();
+
+ // Remove published content providers.
+ if (!app.pubProviders.isEmpty()) {
+ Iterator it = app.pubProviders.values().iterator();
+ while (it.hasNext()) {
+ ContentProviderRecord cpr = (ContentProviderRecord)it.next();
+ cpr.provider = null;
+ cpr.app = null;
+
+ // See if someone is waiting for this provider... in which
+ // case we don't remove it, but just let it restart.
+ int i = 0;
+ if (!app.bad) {
+ for (; i<NL; i++) {
+ if (mLaunchingProviders.get(i) == cpr) {
+ restart = true;
+ break;
+ }
+ }
+ } else {
+ i = NL;
+ }
+
+ if (i >= NL) {
+ removeDyingProviderLocked(app, cpr);
+ NL = mLaunchingProviders.size();
+ }
+ }
+ app.pubProviders.clear();
+ }
+
+ // Look through the content providers we are waiting to have launched,
+ // and if any run in this process then either schedule a restart of
+ // the process or kill the client waiting for it if this process has
+ // gone bad.
+ for (int i=0; i<NL; i++) {
+ ContentProviderRecord cpr = (ContentProviderRecord)
+ mLaunchingProviders.get(i);
+ if (cpr.launchingApp == app) {
+ if (!app.bad) {
+ restart = true;
+ } else {
+ removeDyingProviderLocked(app, cpr);
+ NL = mLaunchingProviders.size();
+ }
+ }
+ }
+
+ // Unregister from connected content providers.
+ if (!app.conProviders.isEmpty()) {
+ Iterator it = app.conProviders.iterator();
+ while (it.hasNext()) {
+ ContentProviderRecord cpr = (ContentProviderRecord)it.next();
+ cpr.clients.remove(app);
+ }
+ app.conProviders.clear();
+ }
+
+ skipCurrentReceiverLocked(app);
+
+ // Unregister any receivers.
+ if (app.receivers.size() > 0) {
+ Iterator<ReceiverList> it = app.receivers.iterator();
+ while (it.hasNext()) {
+ removeReceiverLocked(it.next());
+ }
+ app.receivers.clear();
+ }
+
+ // If the caller is restarting this app, then leave it in its
+ // current lists and let the caller take care of it.
+ if (restarting) {
+ return;
+ }
+
+ if (!app.persistent) {
+ if (DEBUG_PROCESSES) Log.v(TAG,
+ "Removing non-persistent process during cleanup: " + app);
+ mProcessNames.remove(app.processName, app.info.uid);
+ } else if (!app.removed) {
+ // This app is persistent, so we need to keep its record around.
+ // If it is not already on the pending app list, add it there
+ // and start a new process for it.
+ app.thread = null;
+ app.forcingToForeground = null;
+ app.foregroundServices = false;
+ if (mPersistentStartingProcesses.indexOf(app) < 0) {
+ mPersistentStartingProcesses.add(app);
+ restart = true;
+ }
+ }
+ mProcessesOnHold.remove(app);
+
+ if (restart) {
+ // We have components that still need to be running in the
+ // process, so re-launch it.
+ mProcessNames.put(app.processName, app.info.uid, app);
+ startProcessLocked(app, "restart", app.processName);
+ } else if (app.pid > 0 && app.pid != MY_PID) {
+ // Goodbye!
+ synchronized (mPidsSelfLocked) {
+ mPidsSelfLocked.remove(app.pid);
+ mHandler.removeMessages(PROC_START_TIMEOUT_MSG, app);
+ }
+ app.pid = 0;
+ }
+ }
+
+ // =========================================================
+ // SERVICES
+ // =========================================================
+
+ ActivityManager.RunningServiceInfo makeRunningServiceInfoLocked(ServiceRecord r) {
+ ActivityManager.RunningServiceInfo info =
+ new ActivityManager.RunningServiceInfo();
+ info.service = r.name;
+ if (r.app != null) {
+ info.pid = r.app.pid;
+ }
+ info.process = r.processName;
+ info.foreground = r.isForeground;
+ info.activeSince = r.createTime;
+ info.started = r.startRequested;
+ info.clientCount = r.connections.size();
+ info.crashCount = r.crashCount;
+ info.lastActivityTime = r.lastActivity;
+ return info;
+ }
+
+ public List<ActivityManager.RunningServiceInfo> getServices(int maxNum,
+ int flags) {
+ synchronized (this) {
+ ArrayList<ActivityManager.RunningServiceInfo> res
+ = new ArrayList<ActivityManager.RunningServiceInfo>();
+
+ if (mServices.size() > 0) {
+ Iterator<ServiceRecord> it = mServices.values().iterator();
+ while (it.hasNext() && res.size() < maxNum) {
+ res.add(makeRunningServiceInfoLocked(it.next()));
+ }
+ }
+
+ for (int i=0; i<mRestartingServices.size() && res.size() < maxNum; i++) {
+ ServiceRecord r = mRestartingServices.get(i);
+ ActivityManager.RunningServiceInfo info =
+ makeRunningServiceInfoLocked(r);
+ info.restarting = r.nextRestartTime;
+ res.add(info);
+ }
+
+ return res;
+ }
+ }
+
+ private final ServiceRecord findServiceLocked(ComponentName name,
+ IBinder token) {
+ ServiceRecord r = mServices.get(name);
+ return r == token ? r : null;
+ }
+
+ private final class ServiceLookupResult {
+ final ServiceRecord record;
+ final String permission;
+
+ ServiceLookupResult(ServiceRecord _record, String _permission) {
+ record = _record;
+ permission = _permission;
+ }
+ };
+
+ private ServiceLookupResult findServiceLocked(Intent service,
+ String resolvedType) {
+ ServiceRecord r = null;
+ if (service.getComponent() != null) {
+ r = mServices.get(service.getComponent());
+ }
+ if (r == null) {
+ Intent.FilterComparison filter = new Intent.FilterComparison(service);
+ r = mServicesByIntent.get(filter);
+ }
+
+ if (r == null) {
+ try {
+ ResolveInfo rInfo =
+ ActivityThread.getPackageManager().resolveService(
+ service, resolvedType, 0);
+ ServiceInfo sInfo =
+ rInfo != null ? rInfo.serviceInfo : null;
+ if (sInfo == null) {
+ return null;
+ }
+
+ ComponentName name = new ComponentName(
+ sInfo.applicationInfo.packageName, sInfo.name);
+ r = mServices.get(name);
+ } catch (RemoteException ex) {
+ // pm is in same process, this will never happen.
+ }
+ }
+ if (r != null) {
+ int callingPid = Binder.getCallingPid();
+ int callingUid = Binder.getCallingUid();
+ if (checkComponentPermission(r.permission,
+ callingPid, callingUid, r.exported ? -1 : r.appInfo.uid)
+ != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: Accessing service " + r.name
+ + " from pid=" + callingPid
+ + ", uid=" + callingUid
+ + " requires " + r.permission);
+ return new ServiceLookupResult(null, r.permission);
+ }
+ return new ServiceLookupResult(r, null);
+ }
+ return null;
+ }
+
+ private class ServiceRestarter implements Runnable {
+ private ServiceRecord mService;
+
+ void setService(ServiceRecord service) {
+ mService = service;
+ }
+
+ public void run() {
+ synchronized(ActivityManagerService.this) {
+ performServiceRestartLocked(mService);
+ }
+ }
+ }
+
+ private ServiceLookupResult retrieveServiceLocked(Intent service,
+ String resolvedType, int callingPid, int callingUid) {
+ ServiceRecord r = null;
+ if (service.getComponent() != null) {
+ r = mServices.get(service.getComponent());
+ }
+ Intent.FilterComparison filter = new Intent.FilterComparison(service);
+ r = mServicesByIntent.get(filter);
+ if (r == null) {
+ try {
+ ResolveInfo rInfo =
+ ActivityThread.getPackageManager().resolveService(
+ service, resolvedType, PackageManager.GET_SHARED_LIBRARY_FILES);
+ ServiceInfo sInfo =
+ rInfo != null ? rInfo.serviceInfo : null;
+ if (sInfo == null) {
+ Log.w(TAG, "Unable to start service " + service +
+ ": not found");
+ return null;
+ }
+
+ ComponentName name = new ComponentName(
+ sInfo.applicationInfo.packageName, sInfo.name);
+ r = mServices.get(name);
+ if (r == null) {
+ filter = new Intent.FilterComparison(service.cloneFilter());
+ ServiceRestarter res = new ServiceRestarter();
+ BatteryStatsImpl.Uid.Pkg.Serv ss = null;
+ BatteryStatsImpl stats = mBatteryStatsService.getActiveStatistics();
+ synchronized (stats) {
+ ss = stats.getServiceStatsLocked(
+ sInfo.applicationInfo.uid, sInfo.packageName,
+ sInfo.name);
+ }
+ r = new ServiceRecord(ss, name, filter, sInfo, res);
+ res.setService(r);
+ mServices.put(name, r);
+ mServicesByIntent.put(filter, r);
+
+ // Make sure this component isn't in the pending list.
+ int N = mPendingServices.size();
+ for (int i=0; i<N; i++) {
+ ServiceRecord pr = mPendingServices.get(i);
+ if (pr.name.equals(name)) {
+ mPendingServices.remove(i);
+ i--;
+ N--;
+ }
+ }
+ }
+ } catch (RemoteException ex) {
+ // pm is in same process, this will never happen.
+ }
+ }
+ if (r != null) {
+ if (checkComponentPermission(r.permission,
+ callingPid, callingUid, r.exported ? -1 : r.appInfo.uid)
+ != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: Accessing service " + r.name
+ + " from pid=" + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + r.permission);
+ return new ServiceLookupResult(null, r.permission);
+ }
+ return new ServiceLookupResult(r, null);
+ }
+ return null;
+ }
+
+ private final void bumpServiceExecutingLocked(ServiceRecord r) {
+ long now = SystemClock.uptimeMillis();
+ if (r.executeNesting == 0 && r.app != null) {
+ if (r.app.executingServices.size() == 0) {
+ Message msg = mHandler.obtainMessage(SERVICE_TIMEOUT_MSG);
+ msg.obj = r.app;
+ mHandler.sendMessageAtTime(msg, now+SERVICE_TIMEOUT);
+ }
+ r.app.executingServices.add(r);
+ }
+ r.executeNesting++;
+ r.executingStart = now;
+ }
+
+ private final void sendServiceArgsLocked(ServiceRecord r,
+ boolean oomAdjusted) {
+ final int N = r.startArgs.size();
+ if (N == 0) {
+ return;
+ }
+
+ final int BASEID = r.lastStartId - N + 1;
+ int i = 0;
+ while (i < N) {
+ try {
+ Intent args = r.startArgs.get(i);
+ if (DEBUG_SERVICE) Log.v(TAG, "Sending arguments to service: "
+ + r.name + " " + r.intent + " args=" + args);
+ bumpServiceExecutingLocked(r);
+ if (!oomAdjusted) {
+ oomAdjusted = true;
+ updateOomAdjLocked(r.app);
+ }
+ r.app.thread.scheduleServiceArgs(r, BASEID+i, args);
+ i++;
+ } catch (Exception e) {
+ break;
+ }
+ }
+ if (i == N) {
+ r.startArgs.clear();
+ } else {
+ while (i > 0) {
+ r.startArgs.remove(0);
+ i--;
+ }
+ }
+ }
+
+ private final boolean requestServiceBindingLocked(ServiceRecord r,
+ IntentBindRecord i, boolean rebind) {
+ if (r.app == null || r.app.thread == null) {
+ // If service is not currently running, can't yet bind.
+ return false;
+ }
+ if ((!i.requested || rebind) && i.apps.size() > 0) {
+ try {
+ bumpServiceExecutingLocked(r);
+ if (DEBUG_SERVICE) Log.v(TAG, "Connecting binding " + i
+ + ": shouldUnbind=" + i.hasBound);
+ r.app.thread.scheduleBindService(r, i.intent.getIntent(), rebind);
+ if (!rebind) {
+ i.requested = true;
+ }
+ i.hasBound = true;
+ i.doRebind = false;
+ } catch (RemoteException e) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ private final void requestServiceBindingsLocked(ServiceRecord r) {
+ Iterator<IntentBindRecord> bindings = r.bindings.values().iterator();
+ while (bindings.hasNext()) {
+ IntentBindRecord i = bindings.next();
+ if (!requestServiceBindingLocked(r, i, false)) {
+ break;
+ }
+ }
+ }
+
+ private final void realStartServiceLocked(ServiceRecord r,
+ ProcessRecord app) throws RemoteException {
+ if (app.thread == null) {
+ throw new RemoteException();
+ }
+
+ r.app = app;
+ r.restartTime = SystemClock.uptimeMillis();
+
+ app.services.add(r);
+ bumpServiceExecutingLocked(r);
+ updateLRUListLocked(app, true);
+
+ boolean created = false;
+ try {
+ if (DEBUG_SERVICE) Log.v(TAG, "Scheduling start service: "
+ + r.name + " " + r.intent);
+ EventLog.writeEvent(LOG_AM_CREATE_SERVICE,
+ System.identityHashCode(r), r.shortName,
+ r.intent.getIntent().toString(), r.app.pid);
+ synchronized (r.stats.getBatteryStats()) {
+ r.stats.startLaunchedLocked();
+ }
+ app.thread.scheduleCreateService(r, r.serviceInfo);
+ created = true;
+ } finally {
+ if (!created) {
+ app.services.remove(r);
+ scheduleServiceRestartLocked(r);
+ }
+ }
+
+ requestServiceBindingsLocked(r);
+ sendServiceArgsLocked(r, true);
+ }
+
+ private final void scheduleServiceRestartLocked(ServiceRecord r) {
+ r.totalRestartCount++;
+ if (r.restartDelay == 0) {
+ r.restartCount++;
+ r.restartDelay = SERVICE_RESTART_DURATION;
+ } else {
+ // If it has been a "reasonably long time" since the service
+ // was started, then reset our restart duration back to
+ // the beginning, so we don't infinitely increase the duration
+ // on a service that just occasionally gets killed (which is
+ // a normal case, due to process being killed to reclaim memory).
+ long now = SystemClock.uptimeMillis();
+ if (now > (r.restartTime+(SERVICE_RESTART_DURATION*2*2*2))) {
+ r.restartCount = 1;
+ r.restartDelay = SERVICE_RESTART_DURATION;
+ } else {
+ r.restartDelay *= 2;
+ }
+ }
+ if (!mRestartingServices.contains(r)) {
+ mRestartingServices.add(r);
+ }
+ mHandler.removeCallbacks(r.restarter);
+ mHandler.postDelayed(r.restarter, r.restartDelay);
+ r.nextRestartTime = SystemClock.uptimeMillis() + r.restartDelay;
+ Log.w(TAG, "Scheduling restart of crashed service "
+ + r.shortName + " in " + r.restartDelay + "ms");
+ EventLog.writeEvent(LOG_AM_SCHEDULE_SERVICE_RESTART,
+ r.shortName, r.restartDelay);
+
+ Message msg = Message.obtain();
+ msg.what = SERVICE_ERROR_MSG;
+ msg.obj = r;
+ mHandler.sendMessage(msg);
+ }
+
+ final void performServiceRestartLocked(ServiceRecord r) {
+ if (!mRestartingServices.contains(r)) {
+ return;
+ }
+ bringUpServiceLocked(r, r.intent.getIntent().getFlags(), true);
+ }
+
+ private final boolean unscheduleServiceRestartLocked(ServiceRecord r) {
+ if (r.restartDelay == 0) {
+ return false;
+ }
+ r.resetRestartCounter();
+ mRestartingServices.remove(r);
+ mHandler.removeCallbacks(r.restarter);
+ return true;
+ }
+
+ private final boolean bringUpServiceLocked(ServiceRecord r,
+ int intentFlags, boolean whileRestarting) {
+ //Log.i(TAG, "Bring up service:");
+ //r.dump(" ");
+
+ if (r.app != null) {
+ sendServiceArgsLocked(r, false);
+ return true;
+ }
+
+ if (!whileRestarting && r.restartDelay > 0) {
+ // If waiting for a restart, then do nothing.
+ return true;
+ }
+
+ if (DEBUG_SERVICE) Log.v(TAG, "Bringing up service " + r.name
+ + " " + r.intent);
+
+ final String appName = r.processName;
+ ProcessRecord app = getProcessRecordLocked(appName, r.appInfo.uid);
+ if (app != null && app.thread != null) {
+ try {
+ realStartServiceLocked(r, app);
+ return true;
+ } catch (RemoteException e) {
+ Log.w(TAG, "Exception when starting service " + r.shortName, e);
+ }
+
+ // If a dead object exception was thrown -- fall through to
+ // restart the application.
+ }
+
+ if (!mPendingServices.contains(r)) {
+ // Not running -- get it started, and enqueue this service record
+ // to be executed when the app comes up.
+ if (startProcessLocked(appName, r.appInfo, true, intentFlags,
+ "service", r.name) == null) {
+ Log.w(TAG, "Unable to launch app "
+ + r.appInfo.packageName + "/"
+ + r.appInfo.uid + " for service "
+ + r.intent.getIntent() + ": process is bad");
+ bringDownServiceLocked(r, true);
+ return false;
+ }
+ mPendingServices.add(r);
+ }
+ return true;
+ }
+
+ private final void bringDownServiceLocked(ServiceRecord r, boolean force) {
+ //Log.i(TAG, "Bring down service:");
+ //r.dump(" ");
+
+ // Does it still need to run?
+ if (!force && r.startRequested) {
+ return;
+ }
+ if (r.connections.size() > 0) {
+ if (!force) {
+ // XXX should probably keep a count of the number of auto-create
+ // connections directly in the service.
+ Iterator<ConnectionRecord> it = r.connections.values().iterator();
+ while (it.hasNext()) {
+ ConnectionRecord cr = it.next();
+ if ((cr.flags&Context.BIND_AUTO_CREATE) != 0) {
+ return;
+ }
+ }
+ }
+
+ // Report to all of the connections that the service is no longer
+ // available.
+ Iterator<ConnectionRecord> it = r.connections.values().iterator();
+ while (it.hasNext()) {
+ ConnectionRecord c = it.next();
+ try {
+ // todo: shouldn't be a synchronous call!
+ c.conn.connected(r.name, null);
+ } catch (Exception e) {
+ Log.w(TAG, "Failure disconnecting service " + r.name +
+ " to connection " + c.conn.asBinder() +
+ " (in " + c.binding.client.processName + ")", e);
+ }
+ }
+ }
+
+ // Tell the service that it has been unbound.
+ if (r.bindings.size() > 0 && r.app != null && r.app.thread != null) {
+ Iterator<IntentBindRecord> it = r.bindings.values().iterator();
+ while (it.hasNext()) {
+ IntentBindRecord ibr = it.next();
+ if (DEBUG_SERVICE) Log.v(TAG, "Bringing down binding " + ibr
+ + ": hasBound=" + ibr.hasBound);
+ if (r.app != null && r.app.thread != null && ibr.hasBound) {
+ try {
+ bumpServiceExecutingLocked(r);
+ updateOomAdjLocked(r.app);
+ ibr.hasBound = false;
+ r.app.thread.scheduleUnbindService(r,
+ ibr.intent.getIntent());
+ } catch (Exception e) {
+ Log.w(TAG, "Exception when unbinding service "
+ + r.shortName, e);
+ serviceDoneExecutingLocked(r, true);
+ }
+ }
+ }
+ }
+
+ if (DEBUG_SERVICE) Log.v(TAG, "Bringing down service " + r.name
+ + " " + r.intent);
+ EventLog.writeEvent(LOG_AM_DESTROY_SERVICE,
+ System.identityHashCode(r), r.shortName,
+ (r.app != null) ? r.app.pid : -1);
+
+ mServices.remove(r.name);
+ mServicesByIntent.remove(r.intent);
+ if (localLOGV) Log.v(TAG, "BRING DOWN SERVICE: " + r.shortName);
+ r.totalRestartCount = 0;
+ unscheduleServiceRestartLocked(r);
+
+ // Also make sure it is not on the pending list.
+ int N = mPendingServices.size();
+ for (int i=0; i<N; i++) {
+ if (mPendingServices.get(i) == r) {
+ mPendingServices.remove(i);
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Removed pending service: " + r.shortName);
+ i--;
+ N--;
+ }
+ }
+
+ if (r.app != null) {
+ synchronized (r.stats.getBatteryStats()) {
+ r.stats.stopLaunchedLocked();
+ }
+ r.app.services.remove(r);
+ if (r.app.thread != null) {
+ updateServiceForegroundLocked(r.app, false);
+ try {
+ Log.i(TAG, "Stopping service: " + r.shortName);
+ bumpServiceExecutingLocked(r);
+ mStoppingServices.add(r);
+ updateOomAdjLocked(r.app);
+ r.app.thread.scheduleStopService(r);
+ } catch (Exception e) {
+ Log.w(TAG, "Exception when stopping service "
+ + r.shortName, e);
+ serviceDoneExecutingLocked(r, true);
+ }
+ } else {
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Removed service that has no process: " + r.shortName);
+ }
+ } else {
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Removed service that is not running: " + r.shortName);
+ }
+ }
+
+ ComponentName startServiceLocked(IApplicationThread caller,
+ Intent service, String resolvedType,
+ int callingPid, int callingUid) {
+ synchronized(this) {
+ if (DEBUG_SERVICE) Log.v(TAG, "startService: " + service
+ + " type=" + resolvedType + " args=" + service.getExtras());
+
+ if (caller != null) {
+ final ProcessRecord callerApp = getRecordForAppLocked(caller);
+ if (callerApp == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when starting service " + service);
+ }
+ }
+
+ ServiceLookupResult res =
+ retrieveServiceLocked(service, resolvedType,
+ callingPid, callingUid);
+ if (res == null) {
+ return null;
+ }
+ if (res.record == null) {
+ return new ComponentName("!", res.permission != null
+ ? res.permission : "private to package");
+ }
+ ServiceRecord r = res.record;
+ if (unscheduleServiceRestartLocked(r)) {
+ if (DEBUG_SERVICE) Log.v(TAG, "START SERVICE WHILE RESTART PENDING: "
+ + r.shortName);
+ }
+ r.startRequested = true;
+ r.startArgs.add(service);
+ r.lastStartId++;
+ if (r.lastStartId < 1) {
+ r.lastStartId = 1;
+ }
+ r.lastActivity = SystemClock.uptimeMillis();
+ synchronized (r.stats.getBatteryStats()) {
+ r.stats.startRunningLocked();
+ }
+ if (!bringUpServiceLocked(r, service.getFlags(), false)) {
+ return new ComponentName("!", "Service process is bad");
+ }
+ return r.name;
+ }
+ }
+
+ public ComponentName startService(IApplicationThread caller, Intent service,
+ String resolvedType) {
+ // Refuse possible leaked file descriptors
+ if (service != null && service.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ final int callingPid = Binder.getCallingPid();
+ final int callingUid = Binder.getCallingUid();
+ final long origId = Binder.clearCallingIdentity();
+ ComponentName res = startServiceLocked(caller, service,
+ resolvedType, callingPid, callingUid);
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ ComponentName startServiceInPackage(int uid,
+ Intent service, String resolvedType) {
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ ComponentName res = startServiceLocked(null, service,
+ resolvedType, -1, uid);
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ public int stopService(IApplicationThread caller, Intent service,
+ String resolvedType) {
+ // Refuse possible leaked file descriptors
+ if (service != null && service.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (DEBUG_SERVICE) Log.v(TAG, "stopService: " + service
+ + " type=" + resolvedType);
+
+ final ProcessRecord callerApp = getRecordForAppLocked(caller);
+ if (caller != null && callerApp == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when stopping service " + service);
+ }
+
+ // If this service is active, make sure it is stopped.
+ ServiceLookupResult r = findServiceLocked(service, resolvedType);
+ if (r != null) {
+ if (r.record != null) {
+ synchronized (r.record.stats.getBatteryStats()) {
+ r.record.stats.stopRunningLocked();
+ }
+ r.record.startRequested = false;
+ final long origId = Binder.clearCallingIdentity();
+ bringDownServiceLocked(r.record, false);
+ Binder.restoreCallingIdentity(origId);
+ return 1;
+ }
+ return -1;
+ }
+ }
+
+ return 0;
+ }
+
+ public IBinder peekService(Intent service, String resolvedType) {
+ // Refuse possible leaked file descriptors
+ if (service != null && service.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ IBinder ret = null;
+
+ synchronized(this) {
+ ServiceLookupResult r = findServiceLocked(service, resolvedType);
+
+ if (r != null) {
+ // r.record is null if findServiceLocked() failed the caller permission check
+ if (r.record == null) {
+ throw new SecurityException(
+ "Permission Denial: Accessing service " + r.record.name
+ + " from pid=" + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + r.permission);
+ }
+ IntentBindRecord ib = r.record.bindings.get(r.record.intent);
+ if (ib != null) {
+ ret = ib.binder;
+ }
+ }
+ }
+
+ return ret;
+ }
+
+ public boolean stopServiceToken(ComponentName className, IBinder token,
+ int startId) {
+ synchronized(this) {
+ if (DEBUG_SERVICE) Log.v(TAG, "stopServiceToken: " + className
+ + " " + token + " startId=" + startId);
+ ServiceRecord r = findServiceLocked(className, token);
+ if (r != null && (startId < 0 || r.lastStartId == startId)) {
+ synchronized (r.stats.getBatteryStats()) {
+ r.stats.stopRunningLocked();
+ r.startRequested = false;
+ }
+ final long origId = Binder.clearCallingIdentity();
+ bringDownServiceLocked(r, false);
+ Binder.restoreCallingIdentity(origId);
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public void setServiceForeground(ComponentName className, IBinder token,
+ boolean isForeground) {
+ synchronized(this) {
+ ServiceRecord r = findServiceLocked(className, token);
+ if (r != null) {
+ if (r.isForeground != isForeground) {
+ final long origId = Binder.clearCallingIdentity();
+ r.isForeground = isForeground;
+ if (r.app != null) {
+ updateServiceForegroundLocked(r.app, true);
+ }
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+ }
+
+ public void updateServiceForegroundLocked(ProcessRecord proc, boolean oomAdj) {
+ boolean anyForeground = false;
+ for (ServiceRecord sr : (HashSet<ServiceRecord>)proc.services) {
+ if (sr.isForeground) {
+ anyForeground = true;
+ break;
+ }
+ }
+ if (anyForeground != proc.foregroundServices) {
+ proc.foregroundServices = anyForeground;
+ if (oomAdj) {
+ updateOomAdjLocked();
+ }
+ }
+ }
+
+ public int bindService(IApplicationThread caller, IBinder token,
+ Intent service, String resolvedType,
+ IServiceConnection connection, int flags) {
+ // Refuse possible leaked file descriptors
+ if (service != null && service.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (DEBUG_SERVICE) Log.v(TAG, "bindService: " + service
+ + " type=" + resolvedType + " conn=" + connection.asBinder()
+ + " flags=0x" + Integer.toHexString(flags));
+ final ProcessRecord callerApp = getRecordForAppLocked(caller);
+ if (callerApp == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when binding service " + service);
+ }
+
+ HistoryRecord activity = null;
+ if (token != null) {
+ int aindex = indexOfTokenLocked(token, false);
+ if (aindex < 0) {
+ Log.w(TAG, "Binding with unknown activity: " + token);
+ return 0;
+ }
+ activity = (HistoryRecord)mHistory.get(aindex);
+ }
+
+ ServiceLookupResult res =
+ retrieveServiceLocked(service, resolvedType,
+ Binder.getCallingPid(), Binder.getCallingUid());
+ if (res == null) {
+ return 0;
+ }
+ if (res.record == null) {
+ return -1;
+ }
+ ServiceRecord s = res.record;
+
+ final long origId = Binder.clearCallingIdentity();
+
+ if (unscheduleServiceRestartLocked(s)) {
+ if (DEBUG_SERVICE) Log.v(TAG, "BIND SERVICE WHILE RESTART PENDING: "
+ + s.shortName);
+ }
+
+ AppBindRecord b = s.retrieveAppBindingLocked(service, callerApp);
+ ConnectionRecord c = new ConnectionRecord(b, activity,
+ connection, flags);
+
+ IBinder binder = connection.asBinder();
+ s.connections.put(binder, c);
+ b.connections.add(c);
+ if (activity != null) {
+ if (activity.connections == null) {
+ activity.connections = new HashSet<ConnectionRecord>();
+ }
+ activity.connections.add(c);
+ }
+ b.client.connections.add(c);
+ mServiceConnections.put(binder, c);
+
+ if ((flags&Context.BIND_AUTO_CREATE) != 0) {
+ s.lastActivity = SystemClock.uptimeMillis();
+ if (!bringUpServiceLocked(s, service.getFlags(), false)) {
+ return 0;
+ }
+ }
+
+ if (s.app != null) {
+ // This could have made the service more important.
+ updateOomAdjLocked(s.app);
+ }
+
+ if (DEBUG_SERVICE) Log.v(TAG, "Bind " + s + " with " + b
+ + ": received=" + b.intent.received
+ + " apps=" + b.intent.apps.size()
+ + " doRebind=" + b.intent.doRebind);
+
+ if (s.app != null && b.intent.received) {
+ // Service is already running, so we can immediately
+ // publish the connection.
+ try {
+ c.conn.connected(s.name, b.intent.binder);
+ } catch (Exception e) {
+ Log.w(TAG, "Failure sending service " + s.shortName
+ + " to connection " + c.conn.asBinder()
+ + " (in " + c.binding.client.processName + ")", e);
+ }
+
+ // If this is the first app connected back to this binding,
+ // and the service had previously asked to be told when
+ // rebound, then do so.
+ if (b.intent.apps.size() == 1 && b.intent.doRebind) {
+ requestServiceBindingLocked(s, b.intent, true);
+ }
+ } else if (!b.intent.requested) {
+ requestServiceBindingLocked(s, b.intent, false);
+ }
+
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ return 1;
+ }
+
+ private void removeConnectionLocked(
+ ConnectionRecord c, ProcessRecord skipApp, HistoryRecord skipAct) {
+ IBinder binder = c.conn.asBinder();
+ AppBindRecord b = c.binding;
+ ServiceRecord s = b.service;
+ s.connections.remove(binder);
+ b.connections.remove(c);
+ if (c.activity != null && c.activity != skipAct) {
+ if (c.activity.connections != null) {
+ c.activity.connections.remove(c);
+ }
+ }
+ if (b.client != skipApp) {
+ b.client.connections.remove(c);
+ }
+ mServiceConnections.remove(binder);
+
+ if (b.connections.size() == 0) {
+ b.intent.apps.remove(b.client);
+ }
+
+ if (DEBUG_SERVICE) Log.v(TAG, "Disconnecting binding " + b.intent
+ + ": shouldUnbind=" + b.intent.hasBound);
+ if (s.app != null && s.app.thread != null && b.intent.apps.size() == 0
+ && b.intent.hasBound) {
+ try {
+ bumpServiceExecutingLocked(s);
+ updateOomAdjLocked(s.app);
+ b.intent.hasBound = false;
+ // Assume the client doesn't want to know about a rebind;
+ // we will deal with that later if it asks for one.
+ b.intent.doRebind = false;
+ s.app.thread.scheduleUnbindService(s, b.intent.intent.getIntent());
+ } catch (Exception e) {
+ Log.w(TAG, "Exception when unbinding service " + s.shortName, e);
+ serviceDoneExecutingLocked(s, true);
+ }
+ }
+
+ if ((c.flags&Context.BIND_AUTO_CREATE) != 0) {
+ bringDownServiceLocked(s, false);
+ }
+ }
+
+ public boolean unbindService(IServiceConnection connection) {
+ synchronized (this) {
+ IBinder binder = connection.asBinder();
+ if (DEBUG_SERVICE) Log.v(TAG, "unbindService: conn=" + binder);
+ ConnectionRecord r = mServiceConnections.get(binder);
+ if (r == null) {
+ Log.w(TAG, "Unbind failed: could not find connection for "
+ + connection.asBinder());
+ return false;
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+
+ removeConnectionLocked(r, null, null);
+
+ if (r.binding.service.app != null) {
+ // This could have made the service less important.
+ updateOomAdjLocked(r.binding.service.app);
+ }
+
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ return true;
+ }
+
+ public void publishService(IBinder token, Intent intent, IBinder service) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (!(token instanceof ServiceRecord)) {
+ throw new IllegalArgumentException("Invalid service token");
+ }
+ ServiceRecord r = (ServiceRecord)token;
+
+ final long origId = Binder.clearCallingIdentity();
+
+ if (DEBUG_SERVICE) Log.v(TAG, "PUBLISHING SERVICE " + r.name
+ + " " + intent + ": " + service);
+ if (r != null) {
+ Intent.FilterComparison filter
+ = new Intent.FilterComparison(intent);
+ IntentBindRecord b = r.bindings.get(filter);
+ if (b != null && !b.received) {
+ b.binder = service;
+ b.requested = true;
+ b.received = true;
+ if (r.connections.size() > 0) {
+ Iterator<ConnectionRecord> it
+ = r.connections.values().iterator();
+ while (it.hasNext()) {
+ ConnectionRecord c = it.next();
+ if (!filter.equals(c.binding.intent.intent)) {
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Not publishing to: " + c);
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Bound intent: " + c.binding.intent.intent);
+ if (DEBUG_SERVICE) Log.v(
+ TAG, "Published intent: " + intent);
+ continue;
+ }
+ if (DEBUG_SERVICE) Log.v(TAG, "Publishing to: " + c);
+ try {
+ c.conn.connected(r.name, service);
+ } catch (Exception e) {
+ Log.w(TAG, "Failure sending service " + r.name +
+ " to connection " + c.conn.asBinder() +
+ " (in " + c.binding.client.processName + ")", e);
+ }
+ }
+ }
+ }
+
+ serviceDoneExecutingLocked(r, mStoppingServices.contains(r));
+
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+
+ public void unbindFinished(IBinder token, Intent intent, boolean doRebind) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (!(token instanceof ServiceRecord)) {
+ throw new IllegalArgumentException("Invalid service token");
+ }
+ ServiceRecord r = (ServiceRecord)token;
+
+ final long origId = Binder.clearCallingIdentity();
+
+ if (r != null) {
+ Intent.FilterComparison filter
+ = new Intent.FilterComparison(intent);
+ IntentBindRecord b = r.bindings.get(filter);
+ if (DEBUG_SERVICE) Log.v(TAG, "unbindFinished in " + r
+ + " at " + b + ": apps="
+ + (b != null ? b.apps.size() : 0));
+ if (b != null) {
+ if (b.apps.size() > 0) {
+ // Applications have already bound since the last
+ // unbind, so just rebind right here.
+ requestServiceBindingLocked(r, b, true);
+ } else {
+ // Note to tell the service the next time there is
+ // a new client.
+ b.doRebind = true;
+ }
+ }
+
+ serviceDoneExecutingLocked(r, mStoppingServices.contains(r));
+
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+ }
+
+ public void serviceDoneExecuting(IBinder token) {
+ synchronized(this) {
+ if (!(token instanceof ServiceRecord)) {
+ throw new IllegalArgumentException("Invalid service token");
+ }
+ ServiceRecord r = (ServiceRecord)token;
+ boolean inStopping = mStoppingServices.contains(token);
+ if (r != null) {
+ if (DEBUG_SERVICE) Log.v(TAG, "DONE EXECUTING SERVICE " + r.name
+ + ": nesting=" + r.executeNesting
+ + ", inStopping=" + inStopping);
+ if (r != token) {
+ Log.w(TAG, "Done executing service " + r.name
+ + " with incorrect token: given " + token
+ + ", expected " + r);
+ return;
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ serviceDoneExecutingLocked(r, inStopping);
+ Binder.restoreCallingIdentity(origId);
+ } else {
+ Log.w(TAG, "Done executing unknown service " + r.name
+ + " with token " + token);
+ }
+ }
+ }
+
+ public void serviceDoneExecutingLocked(ServiceRecord r, boolean inStopping) {
+ r.executeNesting--;
+ if (r.executeNesting <= 0 && r.app != null) {
+ r.app.executingServices.remove(r);
+ if (r.app.executingServices.size() == 0) {
+ mHandler.removeMessages(SERVICE_TIMEOUT_MSG, r.app);
+ }
+ if (inStopping) {
+ mStoppingServices.remove(r);
+ }
+ updateOomAdjLocked(r.app);
+ }
+ }
+
+ void serviceTimeout(ProcessRecord proc) {
+ synchronized(this) {
+ if (proc.executingServices.size() == 0 || proc.thread == null) {
+ return;
+ }
+ long maxTime = SystemClock.uptimeMillis() - SERVICE_TIMEOUT;
+ Iterator<ServiceRecord> it = proc.executingServices.iterator();
+ ServiceRecord timeout = null;
+ long nextTime = 0;
+ while (it.hasNext()) {
+ ServiceRecord sr = it.next();
+ if (sr.executingStart < maxTime) {
+ timeout = sr;
+ break;
+ }
+ if (sr.executingStart > nextTime) {
+ nextTime = sr.executingStart;
+ }
+ }
+ if (timeout != null && mLRUProcesses.contains(proc)) {
+ Log.w(TAG, "Timeout executing service: " + timeout);
+ appNotRespondingLocked(proc, null, "Executing service "
+ + timeout.name);
+ } else {
+ Message msg = mHandler.obtainMessage(SERVICE_TIMEOUT_MSG);
+ msg.obj = proc;
+ mHandler.sendMessageAtTime(msg, nextTime+SERVICE_TIMEOUT);
+ }
+ }
+ }
+
+ // =========================================================
+ // BROADCASTS
+ // =========================================================
+
+ private final List getStickies(String action, IntentFilter filter,
+ List cur) {
+ final ContentResolver resolver = mContext.getContentResolver();
+ final ArrayList<Intent> list = mStickyBroadcasts.get(action);
+ if (list == null) {
+ return cur;
+ }
+ int N = list.size();
+ for (int i=0; i<N; i++) {
+ Intent intent = list.get(i);
+ if (filter.match(resolver, intent, true, TAG) >= 0) {
+ if (cur == null) {
+ cur = new ArrayList<Intent>();
+ }
+ cur.add(intent);
+ }
+ }
+ return cur;
+ }
+
+ private final void scheduleBroadcastsLocked() {
+ if (DEBUG_BROADCAST) Log.v(TAG, "Schedule broadcasts: current="
+ + mBroadcastsScheduled);
+
+ if (mBroadcastsScheduled) {
+ return;
+ }
+ mHandler.sendEmptyMessage(BROADCAST_INTENT_MSG);
+ mBroadcastsScheduled = true;
+ }
+
+ public Intent registerReceiver(IApplicationThread caller,
+ IIntentReceiver receiver, IntentFilter filter, String permission) {
+ synchronized(this) {
+ ProcessRecord callerApp = null;
+ if (caller != null) {
+ callerApp = getRecordForAppLocked(caller);
+ if (callerApp == null) {
+ throw new SecurityException(
+ "Unable to find app for caller " + caller
+ + " (pid=" + Binder.getCallingPid()
+ + ") when registering receiver " + receiver);
+ }
+ }
+
+ List allSticky = null;
+
+ // Look for any matching sticky broadcasts...
+ Iterator actions = filter.actionsIterator();
+ if (actions != null) {
+ while (actions.hasNext()) {
+ String action = (String)actions.next();
+ allSticky = getStickies(action, filter, allSticky);
+ }
+ } else {
+ allSticky = getStickies(null, filter, allSticky);
+ }
+
+ // The first sticky in the list is returned directly back to
+ // the client.
+ Intent sticky = allSticky != null ? (Intent)allSticky.get(0) : null;
+
+ if (DEBUG_BROADCAST) Log.v(TAG, "Register receiver " + filter
+ + ": " + sticky);
+
+ if (receiver == null) {
+ return sticky;
+ }
+
+ ReceiverList rl
+ = (ReceiverList)mRegisteredReceivers.get(receiver.asBinder());
+ if (rl == null) {
+ rl = new ReceiverList(this, callerApp,
+ Binder.getCallingPid(),
+ Binder.getCallingUid(), receiver);
+ if (rl.app != null) {
+ rl.app.receivers.add(rl);
+ } else {
+ try {
+ receiver.asBinder().linkToDeath(rl, 0);
+ } catch (RemoteException e) {
+ return sticky;
+ }
+ rl.linkedToDeath = true;
+ }
+ mRegisteredReceivers.put(receiver.asBinder(), rl);
+ }
+ BroadcastFilter bf = new BroadcastFilter(filter, rl, permission);
+ rl.add(bf);
+ if (!bf.debugCheck()) {
+ Log.w(TAG, "==> For Dynamic broadast");
+ }
+ mReceiverResolver.addFilter(bf);
+
+ // Enqueue broadcasts for all existing stickies that match
+ // this filter.
+ if (allSticky != null) {
+ ArrayList receivers = new ArrayList();
+ receivers.add(bf);
+
+ int N = allSticky.size();
+ for (int i=0; i<N; i++) {
+ Intent intent = (Intent)allSticky.get(i);
+ BroadcastRecord r = new BroadcastRecord(intent, null,
+ null, -1, -1, null, receivers, null, 0, null, null,
+ false);
+ if (mParallelBroadcasts.size() == 0) {
+ scheduleBroadcastsLocked();
+ }
+ mParallelBroadcasts.add(r);
+ }
+ }
+
+ return sticky;
+ }
+ }
+
+ public void unregisterReceiver(IIntentReceiver receiver) {
+ if (DEBUG_BROADCAST) Log.v(TAG, "Unregister receiver: " + receiver);
+
+ boolean doNext = false;
+
+ synchronized(this) {
+ ReceiverList rl
+ = (ReceiverList)mRegisteredReceivers.get(receiver.asBinder());
+ if (rl != null) {
+ if (rl.curBroadcast != null) {
+ BroadcastRecord r = rl.curBroadcast;
+ doNext = finishReceiverLocked(
+ receiver.asBinder(), r.resultCode, r.resultData,
+ r.resultExtras, r.resultAbort, true);
+ }
+
+ if (rl.app != null) {
+ rl.app.receivers.remove(rl);
+ }
+ removeReceiverLocked(rl);
+ if (rl.linkedToDeath) {
+ rl.linkedToDeath = false;
+ rl.receiver.asBinder().unlinkToDeath(rl, 0);
+ }
+ }
+ }
+
+ if (!doNext) {
+ return;
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ processNextBroadcast(false);
+ trimApplications();
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ void removeReceiverLocked(ReceiverList rl) {
+ mRegisteredReceivers.remove(rl.receiver.asBinder());
+ int N = rl.size();
+ for (int i=0; i<N; i++) {
+ mReceiverResolver.removeFilter(rl.get(i));
+ }
+ }
+
+ private final int broadcastIntentLocked(ProcessRecord callerApp,
+ String callerPackage, Intent intent, String resolvedType,
+ IIntentReceiver resultTo, int resultCode, String resultData,
+ Bundle map, String requiredPermission,
+ boolean ordered, boolean sticky, int callingPid, int callingUid) {
+ intent = new Intent(intent);
+
+ if (DEBUG_BROADCAST) Log.v(
+ TAG, (sticky ? "Broadcast sticky: ": "Broadcast: ") + intent
+ + " ordered=" + ordered);
+ if ((resultTo != null) && !ordered) {
+ Log.w(TAG, "Broadcast " + intent + " not ordered but result callback requested!");
+ }
+
+ // Handle special intents: if this broadcast is from the package
+ // manager about a package being removed, we need to remove all of
+ // its activities from the history stack.
+ final boolean uidRemoved = intent.ACTION_UID_REMOVED.equals(
+ intent.getAction());
+ if (intent.ACTION_PACKAGE_REMOVED.equals(intent.getAction())
+ || intent.ACTION_PACKAGE_CHANGED.equals(intent.getAction())
+ || uidRemoved) {
+ if (checkComponentPermission(
+ android.Manifest.permission.BROADCAST_PACKAGE_REMOVED,
+ callingPid, callingUid, -1)
+ == PackageManager.PERMISSION_GRANTED) {
+ if (uidRemoved) {
+ final Bundle intentExtras = intent.getExtras();
+ final int uid = intentExtras != null
+ ? intentExtras.getInt(Intent.EXTRA_UID) : -1;
+ if (uid >= 0) {
+ BatteryStatsImpl bs = mBatteryStatsService.getActiveStatistics();
+ synchronized (bs) {
+ bs.removeUidStatsLocked(uid);
+ }
+ }
+ } else {
+ Uri data = intent.getData();
+ String ssp;
+ if (data != null && (ssp=data.getSchemeSpecificPart()) != null) {
+ if (!intent.getBooleanExtra(Intent.EXTRA_DONT_KILL_APP, false)) {
+ uninstallPackageLocked(ssp,
+ intent.getIntExtra(Intent.EXTRA_UID, -1), false);
+ }
+ }
+ }
+ } else {
+ String msg = "Permission Denial: " + intent.getAction()
+ + " broadcast from " + callerPackage + " (pid=" + callingPid
+ + ", uid=" + callingUid + ")"
+ + " requires "
+ + android.Manifest.permission.BROADCAST_PACKAGE_REMOVED;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+ }
+
+ /*
+ * If this is the time zone changed action, queue up a message that will reset the timezone
+ * of all currently running processes. This message will get queued up before the broadcast
+ * happens.
+ */
+ if (intent.ACTION_TIMEZONE_CHANGED.equals(intent.getAction())) {
+ mHandler.sendEmptyMessage(UPDATE_TIME_ZONE);
+ }
+
+ // Add to the sticky list if requested.
+ if (sticky) {
+ if (checkPermission(android.Manifest.permission.BROADCAST_STICKY,
+ callingPid, callingUid)
+ != PackageManager.PERMISSION_GRANTED) {
+ String msg = "Permission Denial: broadcastIntent() requesting a sticky broadcast from pid="
+ + callingPid + ", uid=" + callingUid
+ + " requires " + android.Manifest.permission.BROADCAST_STICKY;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+ if (requiredPermission != null) {
+ Log.w(TAG, "Can't broadcast sticky intent " + intent
+ + " and enforce permission " + requiredPermission);
+ return BROADCAST_STICKY_CANT_HAVE_PERMISSION;
+ }
+ if (intent.getComponent() != null) {
+ throw new SecurityException(
+ "Sticky broadcasts can't target a specific component");
+ }
+ ArrayList<Intent> list = mStickyBroadcasts.get(intent.getAction());
+ if (list == null) {
+ list = new ArrayList<Intent>();
+ mStickyBroadcasts.put(intent.getAction(), list);
+ }
+ int N = list.size();
+ int i;
+ for (i=0; i<N; i++) {
+ if (intent.filterEquals(list.get(i))) {
+ // This sticky already exists, replace it.
+ list.set(i, new Intent(intent));
+ break;
+ }
+ }
+ if (i >= N) {
+ list.add(new Intent(intent));
+ }
+ }
+
+ final ContentResolver resolver = mContext.getContentResolver();
+
+ // Figure out who all will receive this broadcast.
+ List receivers = null;
+ List<BroadcastFilter> registeredReceivers = null;
+ try {
+ if (intent.getComponent() != null) {
+ // Broadcast is going to one specific receiver class...
+ ActivityInfo ai = ActivityThread.getPackageManager().
+ getReceiverInfo(intent.getComponent(), 0);
+ if (ai != null) {
+ receivers = new ArrayList();
+ ResolveInfo ri = new ResolveInfo();
+ ri.activityInfo = ai;
+ receivers.add(ri);
+ }
+ } else {
+ // Need to resolve the intent to interested receivers...
+ if ((intent.getFlags()&Intent.FLAG_RECEIVER_REGISTERED_ONLY)
+ == 0) {
+ receivers =
+ ActivityThread.getPackageManager().queryIntentReceivers(
+ intent, resolvedType, PackageManager.GET_SHARED_LIBRARY_FILES);
+ }
+ registeredReceivers = mReceiverResolver.queryIntent(resolver,
+ intent, resolvedType, false);
+ }
+ } catch (RemoteException ex) {
+ // pm is in same process, this will never happen.
+ }
+
+ int NR = registeredReceivers != null ? registeredReceivers.size() : 0;
+ if (!ordered && NR > 0) {
+ // If we are not serializing this broadcast, then send the
+ // registered receivers separately so they don't wait for the
+ // components to be launched.
+ BroadcastRecord r = new BroadcastRecord(intent, callerApp,
+ callerPackage, callingPid, callingUid, requiredPermission,
+ registeredReceivers, resultTo, resultCode, resultData, map,
+ ordered);
+ if (DEBUG_BROADCAST) Log.v(
+ TAG, "Enqueueing parallel broadcast " + r
+ + ": prev had " + mParallelBroadcasts.size());
+ mParallelBroadcasts.add(r);
+ scheduleBroadcastsLocked();
+ registeredReceivers = null;
+ NR = 0;
+ }
+
+ // Merge into one list.
+ int ir = 0;
+ if (receivers != null) {
+ // A special case for PACKAGE_ADDED: do not allow the package
+ // being added to see this broadcast. This prevents them from
+ // using this as a back door to get run as soon as they are
+ // installed. Maybe in the future we want to have a special install
+ // broadcast or such for apps, but we'd like to deliberately make
+ // this decision.
+ String skipPackage = (intent.ACTION_PACKAGE_ADDED.equals(
+ intent.getAction()) && intent.getData() != null)
+ ? intent.getData().getSchemeSpecificPart()
+ : null;
+ if (skipPackage != null && receivers != null) {
+ int NT = receivers.size();
+ for (int it=0; it<NT; it++) {
+ ResolveInfo curt = (ResolveInfo)receivers.get(it);
+ if (curt.activityInfo.packageName.equals(skipPackage)) {
+ receivers.remove(it);
+ it--;
+ NT--;
+ }
+ }
+ }
+
+ int NT = receivers != null ? receivers.size() : 0;
+ int it = 0;
+ ResolveInfo curt = null;
+ BroadcastFilter curr = null;
+ while (it < NT && ir < NR) {
+ if (curt == null) {
+ curt = (ResolveInfo)receivers.get(it);
+ }
+ if (curr == null) {
+ curr = registeredReceivers.get(ir);
+ }
+ if (curr.getPriority() >= curt.priority) {
+ // Insert this broadcast record into the final list.
+ receivers.add(it, curr);
+ ir++;
+ curr = null;
+ it++;
+ NT++;
+ } else {
+ // Skip to the next ResolveInfo in the final list.
+ it++;
+ curt = null;
+ }
+ }
+ }
+ while (ir < NR) {
+ if (receivers == null) {
+ receivers = new ArrayList();
+ }
+ receivers.add(registeredReceivers.get(ir));
+ ir++;
+ }
+
+ if ((receivers != null && receivers.size() > 0)
+ || resultTo != null) {
+ BroadcastRecord r = new BroadcastRecord(intent, callerApp,
+ callerPackage, callingPid, callingUid, requiredPermission,
+ receivers, resultTo, resultCode, resultData, map, ordered);
+ if (DEBUG_BROADCAST) Log.v(
+ TAG, "Enqueueing ordered broadcast " + r
+ + ": prev had " + mOrderedBroadcasts.size());
+ if (DEBUG_BROADCAST) {
+ int seq = r.intent.getIntExtra("seq", -1);
+ Log.i(TAG, "Enqueueing broadcast " + r.intent.getAction() + " seq=" + seq);
+ }
+ mOrderedBroadcasts.add(r);
+ scheduleBroadcastsLocked();
+ }
+
+ return BROADCAST_SUCCESS;
+ }
+
+ public final int broadcastIntent(IApplicationThread caller,
+ Intent intent, String resolvedType, IIntentReceiver resultTo,
+ int resultCode, String resultData, Bundle map,
+ String requiredPermission, boolean serialized, boolean sticky) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (!mSystemReady) {
+ // if the caller really truly claims to know what they're doing, go
+ // ahead and allow the broadcast without launching any receivers
+ int flags = intent.getFlags();
+ if ((flags&Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT) != 0) {
+ intent = new Intent(intent);
+ intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY);
+ } else if ((flags&Intent.FLAG_RECEIVER_REGISTERED_ONLY) == 0){
+ Log.e(TAG, "Attempt to launch receivers of broadcast intent " + intent
+ + " before boot completion");
+ throw new IllegalStateException("Cannot broadcast before boot completed");
+ }
+ }
+
+ final ProcessRecord callerApp = getRecordForAppLocked(caller);
+ final int callingPid = Binder.getCallingPid();
+ final int callingUid = Binder.getCallingUid();
+ final long origId = Binder.clearCallingIdentity();
+ int res = broadcastIntentLocked(callerApp,
+ callerApp != null ? callerApp.info.packageName : null,
+ intent, resolvedType, resultTo,
+ resultCode, resultData, map, requiredPermission, serialized,
+ sticky, callingPid, callingUid);
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ int broadcastIntentInPackage(String packageName, int uid,
+ Intent intent, String resolvedType, IIntentReceiver resultTo,
+ int resultCode, String resultData, Bundle map,
+ String requiredPermission, boolean serialized, boolean sticky) {
+ synchronized(this) {
+ final long origId = Binder.clearCallingIdentity();
+ int res = broadcastIntentLocked(null, packageName, intent, resolvedType,
+ resultTo, resultCode, resultData, map, requiredPermission,
+ serialized, sticky, -1, uid);
+ Binder.restoreCallingIdentity(origId);
+ return res;
+ }
+ }
+
+ public final void unbroadcastIntent(IApplicationThread caller,
+ Intent intent) {
+ // Refuse possible leaked file descriptors
+ if (intent != null && intent.hasFileDescriptors() == true) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ if (checkCallingPermission(android.Manifest.permission.BROADCAST_STICKY)
+ != PackageManager.PERMISSION_GRANTED) {
+ String msg = "Permission Denial: unbroadcastIntent() from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingUid()
+ + " requires " + android.Manifest.permission.BROADCAST_STICKY;
+ Log.w(TAG, msg);
+ throw new SecurityException(msg);
+ }
+ ArrayList<Intent> list = mStickyBroadcasts.get(intent.getAction());
+ if (list != null) {
+ int N = list.size();
+ int i;
+ for (i=0; i<N; i++) {
+ if (intent.filterEquals(list.get(i))) {
+ list.remove(i);
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ private final boolean finishReceiverLocked(IBinder receiver, int resultCode,
+ String resultData, Bundle resultExtras, boolean resultAbort,
+ boolean explicit) {
+ if (mOrderedBroadcasts.size() == 0) {
+ if (explicit) {
+ Log.w(TAG, "finishReceiver called but no pending broadcasts");
+ }
+ return false;
+ }
+ BroadcastRecord r = mOrderedBroadcasts.get(0);
+ if (r.receiver == null) {
+ if (explicit) {
+ Log.w(TAG, "finishReceiver called but none active");
+ }
+ return false;
+ }
+ if (r.receiver != receiver) {
+ Log.w(TAG, "finishReceiver called but active receiver is different");
+ return false;
+ }
+ int state = r.state;
+ r.state = r.IDLE;
+ if (state == r.IDLE) {
+ if (explicit) {
+ Log.w(TAG, "finishReceiver called but state is IDLE");
+ }
+ }
+ r.receiver = null;
+ r.intent.setComponent(null);
+ if (r.curApp != null) {
+ r.curApp.curReceiver = null;
+ }
+ if (r.curFilter != null) {
+ r.curFilter.receiverList.curBroadcast = null;
+ }
+ r.curFilter = null;
+ r.curApp = null;
+ r.curComponent = null;
+ r.curReceiver = null;
+ mPendingBroadcast = null;
+
+ r.resultCode = resultCode;
+ r.resultData = resultData;
+ r.resultExtras = resultExtras;
+ r.resultAbort = resultAbort;
+
+ // We will process the next receiver right now if this is finishing
+ // an app receiver (which is always asynchronous) or after we have
+ // come back from calling a receiver.
+ return state == BroadcastRecord.APP_RECEIVE
+ || state == BroadcastRecord.CALL_DONE_RECEIVE;
+ }
+
+ public void finishReceiver(IBinder who, int resultCode, String resultData,
+ Bundle resultExtras, boolean resultAbort) {
+ if (DEBUG_BROADCAST) Log.v(TAG, "Finish receiver: " + who);
+
+ // Refuse possible leaked file descriptors
+ if (resultExtras != null && resultExtras.hasFileDescriptors()) {
+ throw new IllegalArgumentException("File descriptors passed in Bundle");
+ }
+
+ boolean doNext;
+
+ final long origId = Binder.clearCallingIdentity();
+
+ synchronized(this) {
+ doNext = finishReceiverLocked(
+ who, resultCode, resultData, resultExtras, resultAbort, true);
+ }
+
+ if (doNext) {
+ processNextBroadcast(false);
+ }
+ trimApplications();
+
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ private final void logBroadcastReceiverDiscard(BroadcastRecord r) {
+ if (r.nextReceiver > 0) {
+ Object curReceiver = r.receivers.get(r.nextReceiver-1);
+ if (curReceiver instanceof BroadcastFilter) {
+ BroadcastFilter bf = (BroadcastFilter) curReceiver;
+ EventLog.writeEvent(LOG_AM_BROADCAST_DISCARD_FILTER,
+ System.identityHashCode(r),
+ r.intent.getAction(),
+ r.nextReceiver - 1,
+ System.identityHashCode(bf));
+ } else {
+ EventLog.writeEvent(LOG_AM_BROADCAST_DISCARD_APP,
+ System.identityHashCode(r),
+ r.intent.getAction(),
+ r.nextReceiver - 1,
+ ((ResolveInfo)curReceiver).toString());
+ }
+ } else {
+ Log.w(TAG, "Discarding broadcast before first receiver is invoked: "
+ + r);
+ EventLog.writeEvent(LOG_AM_BROADCAST_DISCARD_APP,
+ System.identityHashCode(r),
+ r.intent.getAction(),
+ r.nextReceiver,
+ "NONE");
+ }
+ }
+
+ private final void broadcastTimeout() {
+ synchronized (this) {
+ if (mOrderedBroadcasts.size() == 0) {
+ return;
+ }
+ long now = SystemClock.uptimeMillis();
+ BroadcastRecord r = mOrderedBroadcasts.get(0);
+ if ((r.startTime+BROADCAST_TIMEOUT) > now) {
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "Premature timeout @ " + now + ": resetting BROADCAST_TIMEOUT_MSG for "
+ + (r.startTime + BROADCAST_TIMEOUT));
+ Message msg = mHandler.obtainMessage(BROADCAST_TIMEOUT_MSG);
+ mHandler.sendMessageAtTime(msg, r.startTime+BROADCAST_TIMEOUT);
+ return;
+ }
+
+ Log.w(TAG, "Timeout of broadcast " + r + " - receiver=" + r.receiver);
+ r.startTime = now;
+ r.anrCount++;
+
+ // Current receiver has passed its expiration date.
+ if (r.nextReceiver <= 0) {
+ Log.w(TAG, "Timeout on receiver with nextReceiver <= 0");
+ return;
+ }
+
+ ProcessRecord app = null;
+
+ Object curReceiver = r.receivers.get(r.nextReceiver-1);
+ Log.w(TAG, "Receiver during timeout: " + curReceiver);
+ logBroadcastReceiverDiscard(r);
+ if (curReceiver instanceof BroadcastFilter) {
+ BroadcastFilter bf = (BroadcastFilter)curReceiver;
+ if (bf.receiverList.pid != 0
+ && bf.receiverList.pid != MY_PID) {
+ synchronized (this.mPidsSelfLocked) {
+ app = this.mPidsSelfLocked.get(
+ bf.receiverList.pid);
+ }
+ }
+ } else {
+ app = r.curApp;
+ }
+
+ if (app != null) {
+ appNotRespondingLocked(app, null, "Broadcast of " + r.intent.toString());
+ }
+
+ if (mPendingBroadcast == r) {
+ mPendingBroadcast = null;
+ }
+
+ // Move on to the next receiver.
+ finishReceiverLocked(r.receiver, r.resultCode, r.resultData,
+ r.resultExtras, r.resultAbort, true);
+ scheduleBroadcastsLocked();
+ }
+ }
+
+ private final void processCurBroadcastLocked(BroadcastRecord r,
+ ProcessRecord app) throws RemoteException {
+ if (app.thread == null) {
+ throw new RemoteException();
+ }
+ r.receiver = app.thread.asBinder();
+ r.curApp = app;
+ app.curReceiver = r;
+ updateLRUListLocked(app, true);
+
+ // Tell the application to launch this receiver.
+ r.intent.setComponent(r.curComponent);
+
+ boolean started = false;
+ try {
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "Delivering to component " + r.curComponent
+ + ": " + r);
+ app.thread.scheduleReceiver(new Intent(r.intent), r.curReceiver,
+ r.resultCode, r.resultData, r.resultExtras, r.ordered);
+ started = true;
+ } finally {
+ if (!started) {
+ r.receiver = null;
+ r.curApp = null;
+ app.curReceiver = null;
+ }
+ }
+
+ }
+
+ static void performReceive(ProcessRecord app, IIntentReceiver receiver,
+ Intent intent, int resultCode, String data,
+ Bundle extras, boolean ordered) throws RemoteException {
+ if (app != null && app.thread != null) {
+ // If we have an app thread, do the call through that so it is
+ // correctly ordered with other one-way calls.
+ app.thread.scheduleRegisteredReceiver(receiver, intent, resultCode,
+ data, extras, ordered);
+ } else {
+ receiver.performReceive(intent, resultCode, data, extras, ordered);
+ }
+ }
+
+ private final void deliverToRegisteredReceiver(BroadcastRecord r,
+ BroadcastFilter filter, boolean ordered) {
+ boolean skip = false;
+ if (filter.requiredPermission != null) {
+ int perm = checkComponentPermission(filter.requiredPermission,
+ r.callingPid, r.callingUid, -1);
+ if (perm != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: broadcasting "
+ + r.intent.toString()
+ + " from " + r.callerPackage + " (pid="
+ + r.callingPid + ", uid=" + r.callingUid + ")"
+ + " requires " + filter.requiredPermission
+ + " due to registered receiver " + filter);
+ skip = true;
+ }
+ }
+ if (r.requiredPermission != null) {
+ int perm = checkComponentPermission(r.requiredPermission,
+ filter.receiverList.pid, filter.receiverList.uid, -1);
+ if (perm != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: receiving "
+ + r.intent.toString()
+ + " to " + filter.receiverList.app
+ + " (pid=" + filter.receiverList.pid
+ + ", uid=" + filter.receiverList.uid + ")"
+ + " requires " + r.requiredPermission
+ + " due to sender " + r.callerPackage
+ + " (uid " + r.callingUid + ")");
+ skip = true;
+ }
+ }
+
+ if (!skip) {
+ // If this is not being sent as an ordered broadcast, then we
+ // don't want to touch the fields that keep track of the current
+ // state of ordered broadcasts.
+ if (ordered) {
+ r.receiver = filter.receiverList.receiver.asBinder();
+ r.curFilter = filter;
+ filter.receiverList.curBroadcast = r;
+ r.state = BroadcastRecord.CALL_IN_RECEIVE;
+ }
+ try {
+ if (DEBUG_BROADCAST) {
+ int seq = r.intent.getIntExtra("seq", -1);
+ Log.i(TAG, "Sending broadcast " + r.intent.getAction() + " seq=" + seq
+ + " app=" + filter.receiverList.app);
+ }
+ performReceive(filter.receiverList.app, filter.receiverList.receiver,
+ new Intent(r.intent), r.resultCode,
+ r.resultData, r.resultExtras, r.ordered);
+ if (ordered) {
+ r.state = BroadcastRecord.CALL_DONE_RECEIVE;
+ }
+ } catch (RemoteException e) {
+ Log.w(TAG, "Failure sending broadcast " + r.intent, e);
+ if (ordered) {
+ r.receiver = null;
+ r.curFilter = null;
+ filter.receiverList.curBroadcast = null;
+ }
+ }
+ }
+ }
+
+ private final void processNextBroadcast(boolean fromMsg) {
+ synchronized(this) {
+ BroadcastRecord r;
+
+ if (DEBUG_BROADCAST) Log.v(TAG, "processNextBroadcast: "
+ + mParallelBroadcasts.size() + " broadcasts, "
+ + mOrderedBroadcasts.size() + " serialized broadcasts");
+
+ updateCpuStats();
+
+ if (fromMsg) {
+ mBroadcastsScheduled = false;
+ }
+
+ // First, deliver any non-serialized broadcasts right away.
+ while (mParallelBroadcasts.size() > 0) {
+ r = mParallelBroadcasts.remove(0);
+ final int N = r.receivers.size();
+ for (int i=0; i<N; i++) {
+ Object target = r.receivers.get(i);
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "Delivering non-serialized to registered "
+ + target + ": " + r);
+ deliverToRegisteredReceiver(r, (BroadcastFilter)target, false);
+ }
+ }
+
+ // Now take care of the next serialized one...
+
+ // If we are waiting for a process to come up to handle the next
+ // broadcast, then do nothing at this point. Just in case, we
+ // check that the process we're waiting for still exists.
+ if (mPendingBroadcast != null) {
+ Log.i(TAG, "processNextBroadcast: waiting for "
+ + mPendingBroadcast.curApp);
+
+ boolean isDead;
+ synchronized (mPidsSelfLocked) {
+ isDead = (mPidsSelfLocked.get(mPendingBroadcast.curApp.pid) == null);
+ }
+ if (!isDead) {
+ // It's still alive, so keep waiting
+ return;
+ } else {
+ Log.w(TAG, "pending app " + mPendingBroadcast.curApp
+ + " died before responding to broadcast");
+ mPendingBroadcast = null;
+ }
+ }
+
+ do {
+ if (mOrderedBroadcasts.size() == 0) {
+ // No more broadcasts pending, so all done!
+ scheduleAppGcsLocked();
+ return;
+ }
+ r = mOrderedBroadcasts.get(0);
+ boolean forceReceive = false;
+
+ // Ensure that even if something goes awry with the timeout
+ // detection, we catch "hung" broadcasts here, discard them,
+ // and continue to make progress.
+ int numReceivers = (r.receivers != null) ? r.receivers.size() : 0;
+ long now = SystemClock.uptimeMillis();
+ if (r.dispatchTime > 0) {
+ if ((numReceivers > 0) &&
+ (now > r.dispatchTime + (2*BROADCAST_TIMEOUT*numReceivers))) {
+ Log.w(TAG, "Hung broadcast discarded after timeout failure:"
+ + " now=" + now
+ + " dispatchTime=" + r.dispatchTime
+ + " startTime=" + r.startTime
+ + " intent=" + r.intent
+ + " numReceivers=" + numReceivers
+ + " nextReceiver=" + r.nextReceiver
+ + " state=" + r.state);
+ broadcastTimeout(); // forcibly finish this broadcast
+ forceReceive = true;
+ r.state = BroadcastRecord.IDLE;
+ }
+ }
+
+ if (r.state != BroadcastRecord.IDLE) {
+ if (DEBUG_BROADCAST) Log.d(TAG,
+ "processNextBroadcast() called when not idle (state="
+ + r.state + ")");
+ return;
+ }
+
+ if (r.receivers == null || r.nextReceiver >= numReceivers
+ || r.resultAbort || forceReceive) {
+ // No more receivers for this broadcast! Send the final
+ // result if requested...
+ if (r.resultTo != null) {
+ try {
+ if (DEBUG_BROADCAST) {
+ int seq = r.intent.getIntExtra("seq", -1);
+ Log.i(TAG, "Finishing broadcast " + r.intent.getAction()
+ + " seq=" + seq + " app=" + r.callerApp);
+ }
+ performReceive(r.callerApp, r.resultTo,
+ new Intent(r.intent), r.resultCode,
+ r.resultData, r.resultExtras, false);
+ } catch (RemoteException e) {
+ Log.w(TAG, "Failure sending broadcast result of " + r.intent, e);
+ }
+ }
+
+ if (DEBUG_BROADCAST) Log.v(TAG, "Cancelling BROADCAST_TIMEOUT_MSG");
+ mHandler.removeMessages(BROADCAST_TIMEOUT_MSG);
+
+ // ... and on to the next...
+ mOrderedBroadcasts.remove(0);
+ r = null;
+ continue;
+ }
+ } while (r == null);
+
+ // Get the next receiver...
+ int recIdx = r.nextReceiver++;
+
+ // Keep track of when this receiver started, and make sure there
+ // is a timeout message pending to kill it if need be.
+ r.startTime = SystemClock.uptimeMillis();
+ if (recIdx == 0) {
+ r.dispatchTime = r.startTime;
+
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "Submitting BROADCAST_TIMEOUT_MSG for "
+ + (r.startTime + BROADCAST_TIMEOUT));
+ Message msg = mHandler.obtainMessage(BROADCAST_TIMEOUT_MSG);
+ mHandler.sendMessageAtTime(msg, r.startTime+BROADCAST_TIMEOUT);
+ }
+
+ Object nextReceiver = r.receivers.get(recIdx);
+ if (nextReceiver instanceof BroadcastFilter) {
+ // Simple case: this is a registered receiver who gets
+ // a direct call.
+ BroadcastFilter filter = (BroadcastFilter)nextReceiver;
+ if (DEBUG_BROADCAST) Log.v(TAG,
+ "Delivering serialized to registered "
+ + filter + ": " + r);
+ deliverToRegisteredReceiver(r, filter, r.ordered);
+ if (r.receiver == null || !r.ordered) {
+ // The receiver has already finished, so schedule to
+ // process the next one.
+ r.state = BroadcastRecord.IDLE;
+ scheduleBroadcastsLocked();
+ }
+ return;
+ }
+
+ // Hard case: need to instantiate the receiver, possibly
+ // starting its application process to host it.
+
+ ResolveInfo info =
+ (ResolveInfo)nextReceiver;
+
+ boolean skip = false;
+ int perm = checkComponentPermission(info.activityInfo.permission,
+ r.callingPid, r.callingUid,
+ info.activityInfo.exported
+ ? -1 : info.activityInfo.applicationInfo.uid);
+ if (perm != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: broadcasting "
+ + r.intent.toString()
+ + " from " + r.callerPackage + " (pid=" + r.callingPid
+ + ", uid=" + r.callingUid + ")"
+ + " requires " + info.activityInfo.permission
+ + " due to receiver " + info.activityInfo.packageName
+ + "/" + info.activityInfo.name);
+ skip = true;
+ }
+ if (r.callingUid != Process.SYSTEM_UID &&
+ r.requiredPermission != null) {
+ try {
+ perm = ActivityThread.getPackageManager().
+ checkPermission(r.requiredPermission,
+ info.activityInfo.applicationInfo.packageName);
+ } catch (RemoteException e) {
+ perm = PackageManager.PERMISSION_DENIED;
+ }
+ if (perm != PackageManager.PERMISSION_GRANTED) {
+ Log.w(TAG, "Permission Denial: receiving "
+ + r.intent + " to "
+ + info.activityInfo.applicationInfo.packageName
+ + " requires " + r.requiredPermission
+ + " due to sender " + r.callerPackage
+ + " (uid " + r.callingUid + ")");
+ skip = true;
+ }
+ }
+ if (r.curApp != null && r.curApp.crashing) {
+ // If the target process is crashing, just skip it.
+ skip = true;
+ }
+
+ if (skip) {
+ r.receiver = null;
+ r.curFilter = null;
+ r.state = BroadcastRecord.IDLE;
+ scheduleBroadcastsLocked();
+ return;
+ }
+
+ r.state = BroadcastRecord.APP_RECEIVE;
+ String targetProcess = info.activityInfo.processName;
+ r.curComponent = new ComponentName(
+ info.activityInfo.applicationInfo.packageName,
+ info.activityInfo.name);
+ r.curReceiver = info.activityInfo;
+
+ // Is this receiver's application already running?
+ ProcessRecord app = getProcessRecordLocked(targetProcess,
+ info.activityInfo.applicationInfo.uid);
+ if (app != null && app.thread != null) {
+ try {
+ processCurBroadcastLocked(r, app);
+ return;
+ } catch (RemoteException e) {
+ Log.w(TAG, "Exception when sending broadcast to "
+ + r.curComponent, e);
+ }
+
+ // If a dead object exception was thrown -- fall through to
+ // restart the application.
+ }
+
+ // Not running -- get it started, and enqueue this history record
+ // to be executed when the app comes up.
+ if ((r.curApp=startProcessLocked(targetProcess,
+ info.activityInfo.applicationInfo, true,
+ r.intent.getFlags() | Intent.FLAG_FROM_BACKGROUND,
+ "broadcast", r.curComponent)) == null) {
+ // Ah, this recipient is unavailable. Finish it if necessary,
+ // and mark the broadcast record as ready for the next.
+ Log.w(TAG, "Unable to launch app "
+ + info.activityInfo.applicationInfo.packageName + "/"
+ + info.activityInfo.applicationInfo.uid + " for broadcast "
+ + r.intent + ": process is bad");
+ logBroadcastReceiverDiscard(r);
+ finishReceiverLocked(r.receiver, r.resultCode, r.resultData,
+ r.resultExtras, r.resultAbort, true);
+ scheduleBroadcastsLocked();
+ r.state = BroadcastRecord.IDLE;
+ return;
+ }
+
+ mPendingBroadcast = r;
+ }
+ }
+
+ // =========================================================
+ // INSTRUMENTATION
+ // =========================================================
+
+ public boolean startInstrumentation(ComponentName className,
+ String profileFile, int flags, Bundle arguments,
+ IInstrumentationWatcher watcher) {
+ // Refuse possible leaked file descriptors
+ if (arguments != null && arguments.hasFileDescriptors()) {
+ throw new IllegalArgumentException("File descriptors passed in Bundle");
+ }
+
+ synchronized(this) {
+ InstrumentationInfo ii = null;
+ ApplicationInfo ai = null;
+ try {
+ ii = mContext.getPackageManager().getInstrumentationInfo(
+ className, 0);
+ ai = mContext.getPackageManager().getApplicationInfo(
+ ii.targetPackage, PackageManager.GET_SHARED_LIBRARY_FILES);
+ } catch (PackageManager.NameNotFoundException e) {
+ }
+ if (ii == null) {
+ reportStartInstrumentationFailure(watcher, className,
+ "Unable to find instrumentation info for: " + className);
+ return false;
+ }
+ if (ai == null) {
+ reportStartInstrumentationFailure(watcher, className,
+ "Unable to find instrumentation target package: " + ii.targetPackage);
+ return false;
+ }
+
+ int match = mContext.getPackageManager().checkSignatures(
+ ii.targetPackage, ii.packageName);
+ if (match < 0 && match != PackageManager.SIGNATURE_FIRST_NOT_SIGNED) {
+ String msg = "Permission Denial: starting instrumentation "
+ + className + " from pid="
+ + Binder.getCallingPid()
+ + ", uid=" + Binder.getCallingPid()
+ + " not allowed because package " + ii.packageName
+ + " does not have a signature matching the target "
+ + ii.targetPackage;
+ reportStartInstrumentationFailure(watcher, className, msg);
+ throw new SecurityException(msg);
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ uninstallPackageLocked(ii.targetPackage, -1, true);
+ ProcessRecord app = addAppLocked(ai);
+ app.instrumentationClass = className;
+ app.instrumentationProfileFile = profileFile;
+ app.instrumentationArguments = arguments;
+ app.instrumentationWatcher = watcher;
+ app.instrumentationResultClass = className;
+ Binder.restoreCallingIdentity(origId);
+ }
+
+ return true;
+ }
+
+ /**
+ * Report errors that occur while attempting to start Instrumentation. Always writes the
+ * error to the logs, but if somebody is watching, send the report there too. This enables
+ * the "am" command to report errors with more information.
+ *
+ * @param watcher The IInstrumentationWatcher. Null if there isn't one.
+ * @param cn The component name of the instrumentation.
+ * @param report The error report.
+ */
+ private void reportStartInstrumentationFailure(IInstrumentationWatcher watcher,
+ ComponentName cn, String report) {
+ Log.w(TAG, report);
+ try {
+ if (watcher != null) {
+ Bundle results = new Bundle();
+ results.putString(Instrumentation.REPORT_KEY_IDENTIFIER, "ActivityManagerService");
+ results.putString("Error", report);
+ watcher.instrumentationStatus(cn, -1, results);
+ }
+ } catch (RemoteException e) {
+ Log.w(TAG, e);
+ }
+ }
+
+ void finishInstrumentationLocked(ProcessRecord app, int resultCode, Bundle results) {
+ if (app.instrumentationWatcher != null) {
+ try {
+ // NOTE: IInstrumentationWatcher *must* be oneway here
+ app.instrumentationWatcher.instrumentationFinished(
+ app.instrumentationClass,
+ resultCode,
+ results);
+ } catch (RemoteException e) {
+ }
+ }
+ app.instrumentationWatcher = null;
+ app.instrumentationClass = null;
+ app.instrumentationProfileFile = null;
+ app.instrumentationArguments = null;
+
+ uninstallPackageLocked(app.processName, -1, false);
+ }
+
+ public void finishInstrumentation(IApplicationThread target,
+ int resultCode, Bundle results) {
+ // Refuse possible leaked file descriptors
+ if (results != null && results.hasFileDescriptors()) {
+ throw new IllegalArgumentException("File descriptors passed in Intent");
+ }
+
+ synchronized(this) {
+ ProcessRecord app = getRecordForAppLocked(target);
+ if (app == null) {
+ Log.w(TAG, "finishInstrumentation: no app for " + target);
+ return;
+ }
+ final long origId = Binder.clearCallingIdentity();
+ finishInstrumentationLocked(app, resultCode, results);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ // =========================================================
+ // CONFIGURATION
+ // =========================================================
+
+ public ConfigurationInfo getDeviceConfigurationInfo() {
+ ConfigurationInfo config = new ConfigurationInfo();
+ synchronized (this) {
+ config.reqTouchScreen = mConfiguration.touchscreen;
+ config.reqKeyboardType = mConfiguration.keyboard;
+ config.reqNavigation = mConfiguration.navigation;
+ if (mConfiguration.navigation != Configuration.NAVIGATION_NONAV) {
+ config.reqInputFeatures |= ConfigurationInfo.INPUT_FEATURE_FIVE_WAY_NAV;
+ }
+ if (mConfiguration.keyboard != Configuration.KEYBOARD_UNDEFINED) {
+ config.reqInputFeatures |= ConfigurationInfo.INPUT_FEATURE_HARD_KEYBOARD;
+ }
+ }
+ return config;
+ }
+
+ public Configuration getConfiguration() {
+ Configuration ci;
+ synchronized(this) {
+ ci = new Configuration(mConfiguration);
+ }
+ return ci;
+ }
+
+ public void updateConfiguration(Configuration values) {
+ enforceCallingPermission(android.Manifest.permission.CHANGE_CONFIGURATION,
+ "updateConfiguration()");
+
+ synchronized(this) {
+ if (values == null && mWindowManager != null) {
+ // sentinel: fetch the current configuration from the window manager
+ values = mWindowManager.computeNewConfiguration();
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+ updateConfigurationLocked(values, null);
+ Binder.restoreCallingIdentity(origId);
+ }
+ }
+
+ /**
+ * Do either or both things: (1) change the current configuration, and (2)
+ * make sure the given activity is running with the (now) current
+ * configuration. Returns true if the activity has been left running, or
+ * false if <var>starting</var> is being destroyed to match the new
+ * configuration.
+ */
+ public boolean updateConfigurationLocked(Configuration values,
+ HistoryRecord starting) {
+ int changes = 0;
+
+ boolean kept = true;
+
+ if (values != null) {
+ Configuration newConfig = new Configuration(mConfiguration);
+ changes = newConfig.updateFrom(values);
+ if (changes != 0) {
+ if (DEBUG_SWITCH) {
+ Log.i(TAG, "Updating configuration to: " + values);
+ }
+
+ EventLog.writeEvent(LOG_CONFIGURATION_CHANGED, changes);
+
+ if (values.locale != null) {
+ saveLocaleLocked(values.locale,
+ !values.locale.equals(mConfiguration.locale),
+ values.userSetLocale);
+ }
+
+ mConfiguration = newConfig;
+
+ Message msg = mHandler.obtainMessage(UPDATE_CONFIGURATION_MSG);
+ msg.obj = new Configuration(mConfiguration);
+ mHandler.sendMessage(msg);
+
+ final int N = mLRUProcesses.size();
+ for (int i=0; i<N; i++) {
+ ProcessRecord app = mLRUProcesses.get(i);
+ try {
+ if (app.thread != null) {
+ app.thread.scheduleConfigurationChanged(mConfiguration);
+ }
+ } catch (Exception e) {
+ }
+ }
+ Intent intent = new Intent(Intent.ACTION_CONFIGURATION_CHANGED);
+ broadcastIntentLocked(null, null, intent, null, null, 0, null, null,
+ null, false, false, MY_PID, Process.SYSTEM_UID);
+ }
+ }
+
+ if (changes != 0 && starting == null) {
+ // If the configuration changed, and the caller is not already
+ // in the process of starting an activity, then find the top
+ // activity to check if its configuration needs to change.
+ starting = topRunningActivityLocked(null);
+ }
+
+ if (starting != null) {
+ kept = ensureActivityConfigurationLocked(starting, changes);
+ if (kept) {
+ // If this didn't result in the starting activity being
+ // destroyed, then we need to make sure at this point that all
+ // other activities are made visible.
+ if (DEBUG_SWITCH) Log.i(TAG, "Config didn't destroy " + starting
+ + ", ensuring others are correct.");
+ ensureActivitiesVisibleLocked(starting, changes);
+ }
+ }
+
+ return kept;
+ }
+
+ private final boolean relaunchActivityLocked(HistoryRecord r,
+ int changes, boolean andResume) {
+ List<ResultInfo> results = null;
+ List<Intent> newIntents = null;
+ if (andResume) {
+ results = r.results;
+ newIntents = r.newIntents;
+ }
+ if (DEBUG_SWITCH) Log.v(TAG, "Relaunching: " + r
+ + " with results=" + results + " newIntents=" + newIntents
+ + " andResume=" + andResume);
+ EventLog.writeEvent(andResume ? LOG_AM_RELAUNCH_RESUME_ACTIVITY
+ : LOG_AM_RELAUNCH_ACTIVITY, System.identityHashCode(r),
+ r.task.taskId, r.shortComponentName);
+
+ r.startFreezingScreenLocked(r.app, 0);
+
+ try {
+ if (DEBUG_SWITCH) Log.i(TAG, "Switch is restarting resumed " + r);
+ r.app.thread.scheduleRelaunchActivity(r, results, newIntents,
+ changes, !andResume);
+ // Note: don't need to call pauseIfSleepingLocked() here, because
+ // the caller will only pass in 'andResume' if this activity is
+ // currently resumed, which implies we aren't sleeping.
+ } catch (RemoteException e) {
+ return false;
+ }
+
+ if (andResume) {
+ r.results = null;
+ r.newIntents = null;
+ }
+
+ return true;
+ }
+
+ /**
+ * Make sure the given activity matches the current configuration. Returns
+ * false if the activity had to be destroyed. Returns true if the
+ * configuration is the same, or the activity will remain running as-is
+ * for whatever reason. Ensures the HistoryRecord is updated with the
+ * correct configuration and all other bookkeeping is handled.
+ */
+ private final boolean ensureActivityConfigurationLocked(HistoryRecord r,
+ int globalChanges) {
+ if (DEBUG_SWITCH) Log.i(TAG, "Ensuring correct configuration: " + r);
+
+ // Short circuit: if the two configurations are the exact same
+ // object (the common case), then there is nothing to do.
+ Configuration newConfig = mConfiguration;
+ if (r.configuration == newConfig) {
+ if (DEBUG_SWITCH) Log.i(TAG, "Configuration unchanged in " + r);
+ return true;
+ }
+
+ // We don't worry about activities that are finishing.
+ if (r.finishing) {
+ if (DEBUG_SWITCH) Log.i(TAG,
+ "Configuration doesn't matter in finishing " + r);
+ r.stopFreezingScreenLocked(false);
+ return true;
+ }
+
+ // Okay we now are going to make this activity have the new config.
+ // But then we need to figure out how it needs to deal with that.
+ Configuration oldConfig = r.configuration;
+ r.configuration = newConfig;
+
+ // If the activity isn't currently running, just leave the new
+ // configuration and it will pick that up next time it starts.
+ if (r.app == null || r.app.thread == null) {
+ if (DEBUG_SWITCH) Log.i(TAG,
+ "Configuration doesn't matter not running " + r);
+ r.stopFreezingScreenLocked(false);
+ return true;
+ }
+
+ // If the activity isn't persistent, there is a chance we will
+ // need to restart it.
+ if (!r.persistent) {
+
+ // Figure out what has changed between the two configurations.
+ int changes = oldConfig.diff(newConfig);
+ if (DEBUG_SWITCH) {
+ Log.i(TAG, "Checking to restart " + r.info.name + ": changed=0x"
+ + Integer.toHexString(changes) + ", handles=0x"
+ + Integer.toHexString(r.info.configChanges));
+ }
+ if ((changes&(~r.info.configChanges)) != 0) {
+ // Aha, the activity isn't handling the change, so DIE DIE DIE.
+ r.configChangeFlags |= changes;
+ r.startFreezingScreenLocked(r.app, globalChanges);
+ if (r.app == null || r.app.thread == null) {
+ if (DEBUG_SWITCH) Log.i(TAG, "Switch is destroying non-running " + r);
+ destroyActivityLocked(r, true);
+ } else if (r.state == ActivityState.PAUSING) {
+ // A little annoying: we are waiting for this activity to
+ // finish pausing. Let's not do anything now, but just
+ // flag that it needs to be restarted when done pausing.
+ r.configDestroy = true;
+ return true;
+ } else if (r.state == ActivityState.RESUMED) {
+ // Try to optimize this case: the configuration is changing
+ // and we need to restart the top, resumed activity.
+ // Instead of doing the normal handshaking, just say
+ // "restart!".
+ if (DEBUG_SWITCH) Log.i(TAG, "Switch is restarting resumed " + r);
+ relaunchActivityLocked(r, r.configChangeFlags, true);
+ r.configChangeFlags = 0;
+ } else {
+ if (DEBUG_SWITCH) Log.i(TAG, "Switch is restarting non-resumed " + r);
+ relaunchActivityLocked(r, r.configChangeFlags, false);
+ r.configChangeFlags = 0;
+ }
+
+ // All done... tell the caller we weren't able to keep this
+ // activity around.
+ return false;
+ }
+ }
+
+ // Default case: the activity can handle this new configuration, so
+ // hand it over. Note that we don't need to give it the new
+ // configuration, since we always send configuration changes to all
+ // process when they happen so it can just use whatever configuration
+ // it last got.
+ if (r.app != null && r.app.thread != null) {
+ try {
+ r.app.thread.scheduleActivityConfigurationChanged(r);
+ } catch (RemoteException e) {
+ // If process died, whatever.
+ }
+ }
+ r.stopFreezingScreenLocked(false);
+
+ return true;
+ }
+
+ /**
+ * Save the locale. You must be inside a synchronized (this) block.
+ */
+ private void saveLocaleLocked(Locale l, boolean isDiff, boolean isPersist) {
+ if(isDiff) {
+ SystemProperties.set("user.language", l.getLanguage());
+ SystemProperties.set("user.region", l.getCountry());
+ }
+
+ if(isPersist) {
+ SystemProperties.set("persist.sys.language", l.getLanguage());
+ SystemProperties.set("persist.sys.country", l.getCountry());
+ SystemProperties.set("persist.sys.localevar", l.getVariant());
+ }
+ }
+
+ // =========================================================
+ // LIFETIME MANAGEMENT
+ // =========================================================
+
+ private final int computeOomAdjLocked(
+ ProcessRecord app, int hiddenAdj, ProcessRecord TOP_APP) {
+ if (mAdjSeq == app.adjSeq) {
+ // This adjustment has already been computed.
+ return app.curAdj;
+ }
+
+ if (app.thread == null) {
+ app.adjSeq = mAdjSeq;
+ return (app.curAdj=EMPTY_APP_ADJ);
+ }
+
+ app.isForeground = false;
+
+ // Right now there are three interesting states: it is
+ // either the foreground app, background with activities,
+ // or background without activities.
+ int adj;
+ int N;
+ if (app == TOP_APP || app.instrumentationClass != null
+ || app.persistentActivities > 0) {
+ // The last app on the list is the foreground app.
+ adj = FOREGROUND_APP_ADJ;
+ app.isForeground = true;
+ } else if (app.curReceiver != null ||
+ (mPendingBroadcast != null && mPendingBroadcast.curApp == app)) {
+ // An app that is currently receiving a broadcast also
+ // counts as being in the foreground.
+ adj = FOREGROUND_APP_ADJ;
+ } else if (app.executingServices.size() > 0) {
+ // An app that is currently executing a service callback also
+ // counts as being in the foreground.
+ adj = FOREGROUND_APP_ADJ;
+ } else if (app.foregroundServices || app.forcingToForeground != null) {
+ // The user is aware of this app, so make it visible.
+ adj = VISIBLE_APP_ADJ;
+ } else if ((N=app.activities.size()) != 0) {
+ // This app is in the background with paused activities.
+ adj = hiddenAdj;
+ for (int j=0; j<N; j++) {
+ if (((HistoryRecord)app.activities.get(j)).visible) {
+ // This app has a visible activity!
+ adj = VISIBLE_APP_ADJ;
+ break;
+ }
+ }
+ } else {
+ // A very not-needed process.
+ adj = EMPTY_APP_ADJ;
+ }
+
+ // By default, we use the computed adjusted. It may be changed if
+ // there are applications dependent on our services or providers, but
+ // this gives us a baseline and makes sure we don't get into an
+ // infinite recursion.
+ app.adjSeq = mAdjSeq;
+ app.curRawAdj = adj;
+ app.curAdj = adj <= app.maxAdj ? adj : app.maxAdj;
+
+ if (app.services.size() != 0 && adj > FOREGROUND_APP_ADJ) {
+ // If this process has active services running in it, we would
+ // like to avoid killing it unless it would prevent the current
+ // application from running.
+ if (adj > hiddenAdj) {
+ adj = hiddenAdj;
+ }
+ final long now = SystemClock.uptimeMillis();
+ // This process is more important if the top activity is
+ // bound to the service.
+ Iterator jt = app.services.iterator();
+ while (jt.hasNext() && adj > FOREGROUND_APP_ADJ) {
+ ServiceRecord s = (ServiceRecord)jt.next();
+ if (s.startRequested) {
+ if (now < (s.lastActivity+MAX_SERVICE_INACTIVITY)) {
+ // This service has seen some activity within
+ // recent memory, so we will keep its process ahead
+ // of the background processes.
+ if (adj > SECONDARY_SERVER_ADJ) {
+ adj = SECONDARY_SERVER_ADJ;
+ }
+ } else {
+ // This service has been inactive for too long, just
+ // put it with the rest of the background processes.
+ if (adj > hiddenAdj) {
+ adj = hiddenAdj;
+ }
+ }
+ }
+ if (s.connections.size() > 0 && adj > FOREGROUND_APP_ADJ) {
+ Iterator<ConnectionRecord> kt
+ = s.connections.values().iterator();
+ while (kt.hasNext() && adj > FOREGROUND_APP_ADJ) {
+ // XXX should compute this based on the max of
+ // all connected clients.
+ ConnectionRecord cr = kt.next();
+ if ((cr.flags&Context.BIND_AUTO_CREATE) != 0) {
+ ProcessRecord client = cr.binding.client;
+ int myHiddenAdj = hiddenAdj;
+ if (myHiddenAdj > client.hiddenAdj) {
+ if (client.hiddenAdj > VISIBLE_APP_ADJ) {
+ myHiddenAdj = client.hiddenAdj;
+ } else {
+ myHiddenAdj = VISIBLE_APP_ADJ;
+ }
+ }
+ int clientAdj = computeOomAdjLocked(
+ client, myHiddenAdj, TOP_APP);
+ if (adj > clientAdj) {
+ adj = clientAdj > VISIBLE_APP_ADJ
+ ? clientAdj : VISIBLE_APP_ADJ;
+ }
+ }
+ HistoryRecord a = cr.activity;
+ //if (a != null) {
+ // Log.i(TAG, "Connection to " + a ": state=" + a.state);
+ //}
+ if (a != null && adj > FOREGROUND_APP_ADJ &&
+ (a.state == ActivityState.RESUMED
+ || a.state == ActivityState.PAUSING)) {
+ adj = FOREGROUND_APP_ADJ;
+ }
+ }
+ }
+ }
+ }
+
+ if (app.pubProviders.size() != 0 && adj > FOREGROUND_APP_ADJ) {
+ // If this process has published any content providers, then
+ // its adjustment makes it at least as important as any of the
+ // processes using those providers, and no less important than
+ // CONTENT_PROVIDER_ADJ, which is just shy of EMPTY.
+ if (adj > CONTENT_PROVIDER_ADJ) {
+ adj = CONTENT_PROVIDER_ADJ;
+ }
+ Iterator jt = app.pubProviders.values().iterator();
+ while (jt.hasNext() && adj > FOREGROUND_APP_ADJ) {
+ ContentProviderRecord cpr = (ContentProviderRecord)jt.next();
+ if (cpr.clients.size() != 0) {
+ Iterator<ProcessRecord> kt = cpr.clients.iterator();
+ while (kt.hasNext() && adj > FOREGROUND_APP_ADJ) {
+ ProcessRecord client = kt.next();
+ int myHiddenAdj = hiddenAdj;
+ if (myHiddenAdj > client.hiddenAdj) {
+ if (client.hiddenAdj > FOREGROUND_APP_ADJ) {
+ myHiddenAdj = client.hiddenAdj;
+ } else {
+ myHiddenAdj = FOREGROUND_APP_ADJ;
+ }
+ }
+ int clientAdj = computeOomAdjLocked(
+ client, myHiddenAdj, TOP_APP);
+ if (adj > clientAdj) {
+ adj = clientAdj > FOREGROUND_APP_ADJ
+ ? clientAdj : FOREGROUND_APP_ADJ;
+ }
+ }
+ }
+ // If the provider has external (non-framework) process
+ // dependencies, ensure that its adjustment is at least
+ // FOREGROUND_APP_ADJ.
+ if (cpr.externals != 0) {
+ if (adj > FOREGROUND_APP_ADJ) {
+ adj = FOREGROUND_APP_ADJ;
+ }
+ }
+ }
+ }
+
+ app.curRawAdj = adj;
+
+ //Log.i(TAG, "OOM ADJ " + app + ": pid=" + app.pid +
+ // " adj=" + adj + " curAdj=" + app.curAdj + " maxAdj=" + app.maxAdj);
+ if (adj > app.maxAdj) {
+ adj = app.maxAdj;
+ }
+
+ app.curAdj = adj;
+
+ return adj;
+ }
+
+ /**
+ * Ask a given process to GC right now.
+ */
+ final void performAppGcLocked(ProcessRecord app) {
+ try {
+ app.lastRequestedGc = SystemClock.uptimeMillis();
+ if (app.thread != null) {
+ app.thread.processInBackground();
+ }
+ } catch (Exception e) {
+ // whatever.
+ }
+ }
+
+ /**
+ * Returns true if things are idle enough to perform GCs.
+ */
+ private final boolean canGcNow() {
+ return mParallelBroadcasts.size() == 0
+ && mOrderedBroadcasts.size() == 0
+ && (mSleeping || (mResumedActivity != null &&
+ mResumedActivity.idle));
+ }
+
+ /**
+ * Perform GCs on all processes that are waiting for it, but only
+ * if things are idle.
+ */
+ final void performAppGcsLocked() {
+ final int N = mProcessesToGc.size();
+ if (N <= 0) {
+ return;
+ }
+ if (canGcNow()) {
+ while (mProcessesToGc.size() > 0) {
+ ProcessRecord proc = mProcessesToGc.remove(0);
+ if (proc.curRawAdj > VISIBLE_APP_ADJ) {
+ // To avoid spamming the system, we will GC processes one
+ // at a time, waiting a few seconds between each.
+ performAppGcLocked(proc);
+ scheduleAppGcsLocked();
+ return;
+ }
+ }
+ }
+ }
+
+ /**
+ * If all looks good, perform GCs on all processes waiting for them.
+ */
+ final void performAppGcsIfAppropriateLocked() {
+ if (canGcNow()) {
+ performAppGcsLocked();
+ return;
+ }
+ // Still not idle, wait some more.
+ scheduleAppGcsLocked();
+ }
+
+ /**
+ * Schedule the execution of all pending app GCs.
+ */
+ final void scheduleAppGcsLocked() {
+ mHandler.removeMessages(GC_BACKGROUND_PROCESSES_MSG);
+ Message msg = mHandler.obtainMessage(GC_BACKGROUND_PROCESSES_MSG);
+ mHandler.sendMessageDelayed(msg, GC_TIMEOUT);
+ }
+
+ /**
+ * Set up to ask a process to GC itself. This will either do it
+ * immediately, or put it on the list of processes to gc the next
+ * time things are idle.
+ */
+ final void scheduleAppGcLocked(ProcessRecord app) {
+ long now = SystemClock.uptimeMillis();
+ if ((app.lastRequestedGc+5000) > now) {
+ return;
+ }
+ if (!mProcessesToGc.contains(app)) {
+ mProcessesToGc.add(app);
+ scheduleAppGcsLocked();
+ }
+ }
+
+ private final boolean updateOomAdjLocked(
+ ProcessRecord app, int hiddenAdj, ProcessRecord TOP_APP) {
+ app.hiddenAdj = hiddenAdj;
+
+ if (app.thread == null) {
+ return true;
+ }
+
+ int adj = computeOomAdjLocked(app, hiddenAdj, TOP_APP);
+
+ //Log.i(TAG, "Computed adj " + adj + " for app " + app.processName);
+ //Thread priority adjustment is disabled out to see
+ //how the kernel scheduler performs.
+ if (false) {
+ if (app.pid != 0 && app.isForeground != app.setIsForeground) {
+ app.setIsForeground = app.isForeground;
+ if (app.pid != MY_PID) {
+ if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Log.v(TAG, "Setting priority of " + app
+ + " to " + (app.isForeground
+ ? Process.THREAD_PRIORITY_FOREGROUND
+ : Process.THREAD_PRIORITY_DEFAULT));
+ try {
+ Process.setThreadPriority(app.pid, app.isForeground
+ ? Process.THREAD_PRIORITY_FOREGROUND
+ : Process.THREAD_PRIORITY_DEFAULT);
+ } catch (RuntimeException e) {
+ Log.w(TAG, "Exception trying to set priority of application thread "
+ + app.pid, e);
+ }
+ }
+ }
+ }
+ if (app.pid != 0 && app.pid != MY_PID) {
+ if (app.curRawAdj != app.setRawAdj) {
+ if (app.curRawAdj > FOREGROUND_APP_ADJ
+ && app.setRawAdj <= FOREGROUND_APP_ADJ) {
+ // If this app is transitioning from foreground to
+ // non-foreground, have it do a gc.
+ scheduleAppGcLocked(app);
+ } else if (app.curRawAdj >= HIDDEN_APP_MIN_ADJ
+ && app.setRawAdj < HIDDEN_APP_MIN_ADJ) {
+ // Likewise do a gc when an app is moving in to the
+ // background (such as a service stopping).
+ scheduleAppGcLocked(app);
+ }
+ app.setRawAdj = app.curRawAdj;
+ }
+ if (adj != app.setAdj) {
+ if (Process.setOomAdj(app.pid, adj)) {
+ if (DEBUG_SWITCH || DEBUG_OOM_ADJ) Log.v(
+ TAG, "Set app " + app.processName +
+ " oom adj to " + adj);
+ app.setAdj = adj;
+ } else {
+ return false;
+ }
+ }
+ }
+
+ return true;
+ }
+
+ private final HistoryRecord resumedAppLocked() {
+ HistoryRecord resumedActivity = mResumedActivity;
+ if (resumedActivity == null || resumedActivity.app == null) {
+ resumedActivity = mPausingActivity;
+ if (resumedActivity == null || resumedActivity.app == null) {
+ resumedActivity = topRunningActivityLocked(null);
+ }
+ }
+ return resumedActivity;
+ }
+
+ private final boolean updateOomAdjLocked(ProcessRecord app) {
+ final HistoryRecord TOP_ACT = resumedAppLocked();
+ final ProcessRecord TOP_APP = TOP_ACT != null ? TOP_ACT.app : null;
+ int curAdj = app.curAdj;
+ final boolean wasHidden = app.curAdj >= HIDDEN_APP_MIN_ADJ
+ && app.curAdj <= HIDDEN_APP_MAX_ADJ;
+
+ mAdjSeq++;
+
+ final boolean res = updateOomAdjLocked(app, app.hiddenAdj, TOP_APP);
+ if (res) {
+ final boolean nowHidden = app.curAdj >= HIDDEN_APP_MIN_ADJ
+ && app.curAdj <= HIDDEN_APP_MAX_ADJ;
+ if (nowHidden != wasHidden) {
+ // Changed to/from hidden state, so apps after it in the LRU
+ // list may also be changed.
+ updateOomAdjLocked();
+ }
+ }
+ return res;
+ }
+
+ private final boolean updateOomAdjLocked() {
+ boolean didOomAdj = true;
+ final HistoryRecord TOP_ACT = resumedAppLocked();
+ final ProcessRecord TOP_APP = TOP_ACT != null ? TOP_ACT.app : null;
+
+ if (false) {
+ RuntimeException e = new RuntimeException();
+ e.fillInStackTrace();
+ Log.i(TAG, "updateOomAdj: top=" + TOP_ACT, e);
+ }
+
+ mAdjSeq++;
+
+ // First try updating the OOM adjustment for each of the
+ // application processes based on their current state.
+ int i = mLRUProcesses.size();
+ int curHiddenAdj = HIDDEN_APP_MIN_ADJ;
+ while (i > 0) {
+ i--;
+ ProcessRecord app = mLRUProcesses.get(i);
+ if (updateOomAdjLocked(app, curHiddenAdj, TOP_APP)) {
+ if (curHiddenAdj < HIDDEN_APP_MAX_ADJ
+ && app.curAdj == curHiddenAdj) {
+ curHiddenAdj++;
+ }
+ } else {
+ didOomAdj = false;
+ }
+ }
+
+ // todo: for now pretend like OOM ADJ didn't work, because things
+ // aren't behaving as expected on Linux -- it's not killing processes.
+ return ENFORCE_PROCESS_LIMIT || mProcessLimit > 0 ? false : didOomAdj;
+ }
+
+ private final void trimApplications() {
+ synchronized (this) {
+ int i;
+
+ // First remove any unused application processes whose package
+ // has been removed.
+ for (i=mRemovedProcesses.size()-1; i>=0; i--) {
+ final ProcessRecord app = mRemovedProcesses.get(i);
+ if (app.activities.size() == 0
+ && app.curReceiver == null && app.services.size() == 0) {
+ Log.i(
+ TAG, "Exiting empty application process "
+ + app.processName + " ("
+ + (app.thread != null ? app.thread.asBinder() : null)
+ + ")\n");
+ if (app.pid > 0 && app.pid != MY_PID) {
+ Process.killProcess(app.pid);
+ } else {
+ try {
+ app.thread.scheduleExit();
+ } catch (Exception e) {
+ // Ignore exceptions.
+ }
+ }
+ cleanUpApplicationRecordLocked(app, false, -1);
+ mRemovedProcesses.remove(i);
+
+ if (app.persistent) {
+ if (app.persistent) {
+ addAppLocked(app.info);
+ }
+ }
+ }
+ }
+
+ // Now try updating the OOM adjustment for each of the
+ // application processes based on their current state.
+ // If the setOomAdj() API is not supported, then go with our
+ // back-up plan...
+ if (!updateOomAdjLocked()) {
+
+ // Count how many processes are running services.
+ int numServiceProcs = 0;
+ for (i=mLRUProcesses.size()-1; i>=0; i--) {
+ final ProcessRecord app = mLRUProcesses.get(i);
+
+ if (app.persistent || app.services.size() != 0
+ || app.curReceiver != null
+ || app.persistentActivities > 0) {
+ // Don't count processes holding services against our
+ // maximum process count.
+ if (localLOGV) Log.v(
+ TAG, "Not trimming app " + app + " with services: "
+ + app.services);
+ numServiceProcs++;
+ }
+ }
+
+ int curMaxProcs = mProcessLimit;
+ if (curMaxProcs <= 0) curMaxProcs = MAX_PROCESSES;
+ if (mAlwaysFinishActivities) {
+ curMaxProcs = 1;
+ }
+ curMaxProcs += numServiceProcs;
+
+ // Quit as many processes as we can to get down to the desired
+ // process count. First remove any processes that no longer
+ // have activites running in them.
+ for ( i=0;
+ i<mLRUProcesses.size()
+ && mLRUProcesses.size() > curMaxProcs;
+ i++) {
+ final ProcessRecord app = mLRUProcesses.get(i);
+ // Quit an application only if it is not currently
+ // running any activities.
+ if (!app.persistent && app.activities.size() == 0
+ && app.curReceiver == null && app.services.size() == 0) {
+ Log.i(
+ TAG, "Exiting empty application process "
+ + app.processName + " ("
+ + (app.thread != null ? app.thread.asBinder() : null)
+ + ")\n");
+ if (app.pid > 0 && app.pid != MY_PID) {
+ Process.killProcess(app.pid);
+ } else {
+ try {
+ app.thread.scheduleExit();
+ } catch (Exception e) {
+ // Ignore exceptions.
+ }
+ }
+ // todo: For now we assume the application is not buggy
+ // or evil, and will quit as a result of our request.
+ // Eventually we need to drive this off of the death
+ // notification, and kill the process if it takes too long.
+ cleanUpApplicationRecordLocked(app, false, i);
+ i--;
+ }
+ }
+
+ // If we still have too many processes, now from the least
+ // recently used process we start finishing activities.
+ if (Config.LOGV) Log.v(
+ TAG, "*** NOW HAVE " + mLRUProcesses.size() +
+ " of " + curMaxProcs + " processes");
+ for ( i=0;
+ i<mLRUProcesses.size()
+ && mLRUProcesses.size() > curMaxProcs;
+ i++) {
+ final ProcessRecord app = mLRUProcesses.get(i);
+ // Quit the application only if we have a state saved for
+ // all of its activities.
+ boolean canQuit = !app.persistent && app.curReceiver == null
+ && app.services.size() == 0
+ && app.persistentActivities == 0;
+ int NUMA = app.activities.size();
+ int j;
+ if (Config.LOGV) Log.v(
+ TAG, "Looking to quit " + app.processName);
+ for (j=0; j<NUMA && canQuit; j++) {
+ HistoryRecord r = (HistoryRecord)app.activities.get(j);
+ if (Config.LOGV) Log.v(
+ TAG, " " + r.intent.getComponent().flattenToShortString()
+ + ": frozen=" + r.haveState + ", visible=" + r.visible);
+ canQuit = (r.haveState || !r.stateNotNeeded)
+ && !r.visible && r.stopped;
+ }
+ if (canQuit) {
+ // Finish all of the activities, and then the app itself.
+ for (j=0; j<NUMA; j++) {
+ HistoryRecord r = (HistoryRecord)app.activities.get(j);
+ if (!r.finishing) {
+ destroyActivityLocked(r, false);
+ }
+ r.resultTo = null;
+ }
+ Log.i(TAG, "Exiting application process "
+ + app.processName + " ("
+ + (app.thread != null ? app.thread.asBinder() : null)
+ + ")\n");
+ if (app.pid > 0 && app.pid != MY_PID) {
+ Process.killProcess(app.pid);
+ } else {
+ try {
+ app.thread.scheduleExit();
+ } catch (Exception e) {
+ // Ignore exceptions.
+ }
+ }
+ // todo: For now we assume the application is not buggy
+ // or evil, and will quit as a result of our request.
+ // Eventually we need to drive this off of the death
+ // notification, and kill the process if it takes too long.
+ cleanUpApplicationRecordLocked(app, false, i);
+ i--;
+ //dump();
+ }
+ }
+
+ }
+
+ int curMaxActivities = MAX_ACTIVITIES;
+ if (mAlwaysFinishActivities) {
+ curMaxActivities = 1;
+ }
+
+ // Finally, if there are too many activities now running, try to
+ // finish as many as we can to get back down to the limit.
+ for ( i=0;
+ i<mLRUActivities.size()
+ && mLRUActivities.size() > curMaxActivities;
+ i++) {
+ final HistoryRecord r
+ = (HistoryRecord)mLRUActivities.get(i);
+
+ // We can finish this one if we have its icicle saved and
+ // it is not persistent.
+ if ((r.haveState || !r.stateNotNeeded) && !r.visible
+ && r.stopped && !r.persistent && !r.finishing) {
+ final int origSize = mLRUActivities.size();
+ destroyActivityLocked(r, true);
+
+ // This will remove it from the LRU list, so keep
+ // our index at the same value. Note that this check to
+ // see if the size changes is just paranoia -- if
+ // something unexpected happens, we don't want to end up
+ // in an infinite loop.
+ if (origSize > mLRUActivities.size()) {
+ i--;
+ }
+ }
+ }
+ }
+ }
+
+ /** This method sends the specified signal to each of the persistent apps */
+ public void signalPersistentProcesses(int sig) throws RemoteException {
+ if (sig != Process.SIGNAL_USR1) {
+ throw new SecurityException("Only SIGNAL_USR1 is allowed");
+ }
+
+ synchronized (this) {
+ if (checkCallingPermission(android.Manifest.permission.SIGNAL_PERSISTENT_PROCESSES)
+ != PackageManager.PERMISSION_GRANTED) {
+ throw new SecurityException("Requires permission "
+ + android.Manifest.permission.SIGNAL_PERSISTENT_PROCESSES);
+ }
+
+ for (int i = mLRUProcesses.size() - 1 ; i >= 0 ; i--) {
+ ProcessRecord r = mLRUProcesses.get(i);
+ if (r.thread != null && r.persistent) {
+ Process.sendSignal(r.pid, sig);
+ }
+ }
+ }
+ }
+
+ /** In this method we try to acquire our lock to make sure that we have not deadlocked */
+ public void monitor() {
+ synchronized (this) { }
+ }
+}
diff --git a/services/java/com/android/server/am/ActivityResult.java b/services/java/com/android/server/am/ActivityResult.java
new file mode 100644
index 0000000..3cc2725
--- /dev/null
+++ b/services/java/com/android/server/am/ActivityResult.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2006 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 android.app.ResultInfo;
+import android.content.Intent;
+import android.os.Bundle;
+
+/**
+ * Pending result information to send back to an activity.
+ */
+class ActivityResult extends ResultInfo {
+ final HistoryRecord mFrom;
+
+ public ActivityResult(HistoryRecord from, String resultWho,
+ int requestCode, int resultCode, Intent data) {
+ super(resultWho, requestCode, resultCode, data);
+ mFrom = from;
+ }
+}
diff --git a/services/java/com/android/server/am/AppBindRecord.java b/services/java/com/android/server/am/AppBindRecord.java
new file mode 100644
index 0000000..ce6f6dc
--- /dev/null
+++ b/services/java/com/android/server/am/AppBindRecord.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2006 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 java.io.PrintWriter;
+import java.util.HashSet;
+import java.util.Iterator;
+
+/**
+ * An association between a service and one of its client applications.
+ */
+class AppBindRecord {
+ final ServiceRecord service; // The running service.
+ final IntentBindRecord intent; // The intent we are bound to.
+ final ProcessRecord client; // Who has started/bound the service.
+
+ final HashSet<ConnectionRecord> connections = new HashSet<ConnectionRecord>();
+ // All ConnectionRecord for this client.
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "service=" + service);
+ pw.println(prefix + "client=" + client);
+ if (connections.size() > 0) {
+ pw.println(prefix + "Per-process Connections:");
+ Iterator<ConnectionRecord> it = connections.iterator();
+ while (it.hasNext()) {
+ ConnectionRecord c = it.next();
+ pw.println(prefix + " " + c);
+ }
+ }
+ }
+
+ AppBindRecord(ServiceRecord _service, IntentBindRecord _intent,
+ ProcessRecord _client) {
+ service = _service;
+ intent = _intent;
+ client = _client;
+ }
+
+ public String toString() {
+ return "AppBindRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + service.shortName + ":" + client.processName + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/AppErrorDialog.java b/services/java/com/android/server/am/AppErrorDialog.java
new file mode 100644
index 0000000..3fcfad0
--- /dev/null
+++ b/services/java/com/android/server/am/AppErrorDialog.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2006 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.view.WindowManager.LayoutParams.FLAG_SYSTEM_ERROR;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.os.Handler;
+import android.os.Message;
+
+class AppErrorDialog extends BaseErrorDialog {
+ private final AppErrorResult mResult;
+ private final ProcessRecord mProc;
+
+ // Event 'what' codes
+ static final int FORCE_QUIT = 0;
+ static final int DEBUG = 1;
+
+ // 5-minute timeout, then we automatically dismiss the crash dialog
+ static final long DISMISS_TIMEOUT = 1000 * 60 * 5;
+
+ public AppErrorDialog(Context context, AppErrorResult result,
+ ProcessRecord app, int flags,
+ String shortMsg, String longMsg) {
+ super(context);
+
+ Resources res = context.getResources();
+
+ mProc = app;
+ mResult = result;
+ CharSequence name;
+ if ((app.pkgList.size() == 1) &&
+ (name=context.getPackageManager().getApplicationLabel(app.info)) != null) {
+ setMessage(res.getString(
+ com.android.internal.R.string.aerr_application,
+ name.toString(), app.info.processName));
+ } else {
+ name = app.processName;
+ setMessage(res.getString(
+ com.android.internal.R.string.aerr_process,
+ name.toString()));
+ }
+
+ setCancelable(false);
+
+ setButton(res.getText(com.android.internal.R.string.force_close),
+ mHandler.obtainMessage(FORCE_QUIT));
+ if ((flags&1) != 0) {
+ setButton(res.getText(com.android.internal.R.string.debug),
+ mHandler.obtainMessage(DEBUG));
+ }
+ setTitle(res.getText(com.android.internal.R.string.aerr_title));
+ getWindow().addFlags(FLAG_SYSTEM_ERROR);
+ getWindow().setTitle("Application Error: " + app.info.processName);
+
+ // After the timeout, pretend the user clicked the quit button
+ mHandler.sendMessageDelayed(
+ mHandler.obtainMessage(FORCE_QUIT),
+ DISMISS_TIMEOUT);
+ }
+
+ public void onStop() {
+ }
+
+ private final Handler mHandler = new Handler() {
+ public void handleMessage(Message msg) {
+ synchronized (mProc) {
+ if (mProc != null && mProc.crashDialog == AppErrorDialog.this) {
+ mProc.crashDialog = null;
+ }
+ }
+ mResult.set(msg.what);
+
+ // If this is a timeout we won't be automatically closed, so go
+ // ahead and explicitly dismiss ourselves just in case.
+ dismiss();
+ }
+ };
+}
diff --git a/services/java/com/android/server/am/AppErrorResult.java b/services/java/com/android/server/am/AppErrorResult.java
new file mode 100644
index 0000000..ebfcfe2
--- /dev/null
+++ b/services/java/com/android/server/am/AppErrorResult.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2006 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;
+
+
+class AppErrorResult {
+ public void set(int res) {
+ synchronized (this) {
+ mHasResult = true;
+ mResult = res;
+ notifyAll();
+ }
+ }
+
+ public int get() {
+ synchronized (this) {
+ while (!mHasResult) {
+ try {
+ wait();
+ } catch (InterruptedException e) {
+ }
+ }
+ }
+ return mResult;
+ }
+
+ boolean mHasResult = false;
+ int mResult;
+}
diff --git a/services/java/com/android/server/am/AppNotRespondingDialog.java b/services/java/com/android/server/am/AppNotRespondingDialog.java
new file mode 100644
index 0000000..7390ed0
--- /dev/null
+++ b/services/java/com/android/server/am/AppNotRespondingDialog.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2006 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.view.WindowManager.LayoutParams.FLAG_SYSTEM_ERROR;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.os.Handler;
+import android.os.Message;
+import android.os.Process;
+import android.util.Log;
+
+class AppNotRespondingDialog extends BaseErrorDialog {
+ private final ActivityManagerService mService;
+ private final ProcessRecord mProc;
+
+ public AppNotRespondingDialog(ActivityManagerService service, Context context,
+ ProcessRecord app, HistoryRecord activity) {
+ super(context);
+
+ mService = service;
+ mProc = app;
+ Resources res = context.getResources();
+
+ setCancelable(false);
+
+ int resid;
+ CharSequence name1 = activity != null
+ ? activity.info.loadLabel(context.getPackageManager())
+ : null;
+ CharSequence name2 = null;
+ if ((app.pkgList.size() == 1) &&
+ (name2=context.getPackageManager().getApplicationLabel(app.info)) != null) {
+ if (name1 != null) {
+ resid = com.android.internal.R.string.anr_activity_application;
+ } else {
+ name1 = name2;
+ name2 = app.processName;
+ resid = com.android.internal.R.string.anr_application_process;
+ }
+ } else {
+ if (name1 != null) {
+ name2 = app.processName;
+ resid = com.android.internal.R.string.anr_activity_process;
+ } else {
+ name1 = app.processName;
+ resid = com.android.internal.R.string.anr_process;
+ }
+ }
+
+ setMessage(name2 != null
+ ? res.getString(resid, name1.toString(), name2.toString())
+ : res.getString(resid, name1.toString()));
+
+ setButton(res.getText(com.android.internal.R.string.force_close),
+ mHandler.obtainMessage(1));
+ setButton2(res.getText(com.android.internal.R.string.wait),
+ mHandler.obtainMessage(2));
+ setTitle(res.getText(com.android.internal.R.string.anr_title));
+ getWindow().addFlags(FLAG_SYSTEM_ERROR);
+ getWindow().setTitle("Application Not Responding: " + app.info.processName);
+ }
+
+ public void onStop() {
+ }
+
+ private final Handler mHandler = new Handler() {
+ public void handleMessage(Message msg) {
+ switch (msg.what) {
+ case 1:
+ // Kill the application.
+ mService.killAppAtUsersRequest(mProc,
+ AppNotRespondingDialog.this, true);
+ break;
+ case 2:
+ // Continue waiting for the application.
+ synchronized (mService) {
+ ProcessRecord app = mProc;
+ app.notResponding = false;
+ app.notRespondingReport = null;
+ if (app.anrDialog == AppNotRespondingDialog.this) {
+ app.anrDialog = null;
+ }
+ }
+ break;
+ }
+ }
+ };
+}
diff --git a/services/java/com/android/server/am/AppWaitingForDebuggerDialog.java b/services/java/com/android/server/am/AppWaitingForDebuggerDialog.java
new file mode 100644
index 0000000..0992d4d
--- /dev/null
+++ b/services/java/com/android/server/am/AppWaitingForDebuggerDialog.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2006 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 android.content.Context;
+import android.os.Handler;
+import android.os.Message;
+
+class AppWaitingForDebuggerDialog extends BaseErrorDialog {
+ final ActivityManagerService mService;
+ final ProcessRecord mProc;
+ private CharSequence mAppName;
+
+ public AppWaitingForDebuggerDialog(ActivityManagerService service,
+ Context context, ProcessRecord app) {
+ super(context);
+ mService = service;
+ mProc = app;
+ mAppName = context.getPackageManager().getApplicationLabel(app.info);
+
+ setCancelable(false);
+
+ StringBuilder text = new StringBuilder();
+ if (mAppName != null && mAppName.length() > 0) {
+ text.append("Application ");
+ text.append(mAppName);
+ text.append(" (process ");
+ text.append(app.processName);
+ text.append(")");
+ } else {
+ text.append("Process ");
+ text.append(app.processName);
+ }
+
+ text.append(" is waiting for the debugger to attach.");
+
+ setMessage(text.toString());
+ setButton("Force Close", mHandler.obtainMessage(1, app));
+ setTitle("Waiting For Debugger");
+ getWindow().setTitle("Waiting For Debugger: " + app.info.processName);
+ }
+
+ public void onStop() {
+ }
+
+ private final Handler mHandler = new Handler() {
+ public void handleMessage(Message msg) {
+ switch (msg.what) {
+ case 1:
+ // Kill the application.
+ mService.killAppAtUsersRequest(mProc,
+ AppWaitingForDebuggerDialog.this, true);
+ break;
+ }
+ }
+ };
+}
diff --git a/services/java/com/android/server/am/BaseErrorDialog.java b/services/java/com/android/server/am/BaseErrorDialog.java
new file mode 100644
index 0000000..bed2768
--- /dev/null
+++ b/services/java/com/android/server/am/BaseErrorDialog.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2006 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 com.android.internal.R;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.os.Handler;
+import android.os.Message;
+import android.view.KeyEvent;
+import android.view.WindowManager;
+import android.widget.Button;
+
+class BaseErrorDialog extends AlertDialog {
+ public BaseErrorDialog(Context context) {
+ super(context, com.android.internal.R.style.Theme_Dialog_AppError);
+
+ getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
+ getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
+ WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
+ getWindow().setTitle("Error Dialog");
+ setIcon(R.drawable.ic_dialog_alert);
+ }
+
+ public void onStart() {
+ super.onStart();
+ setEnabled(false);
+ mHandler.sendMessageDelayed(mHandler.obtainMessage(0), 1000);
+ }
+
+ public boolean dispatchKeyEvent(KeyEvent event) {
+ if (mConsuming) {
+ //Log.i(TAG, "Consuming: " + event);
+ return true;
+ }
+ //Log.i(TAG, "Dispatching: " + event);
+ return super.dispatchKeyEvent(event);
+ }
+
+ private void setEnabled(boolean enabled) {
+ Button b = (Button)findViewById(R.id.button1);
+ if (b != null) {
+ b.setEnabled(enabled);
+ }
+ b = (Button)findViewById(R.id.button2);
+ if (b != null) {
+ b.setEnabled(enabled);
+ }
+ }
+
+ private Handler mHandler = new Handler() {
+ public void handleMessage(Message msg) {
+ if (msg.what == 0) {
+ mConsuming = false;
+ setEnabled(true);
+ }
+ }
+ };
+
+ private boolean mConsuming = true;
+}
diff --git a/services/java/com/android/server/am/BatteryStatsService.java b/services/java/com/android/server/am/BatteryStatsService.java
new file mode 100644
index 0000000..27d0401
--- /dev/null
+++ b/services/java/com/android/server/am/BatteryStatsService.java
@@ -0,0 +1,197 @@
+/*
+ * Copyright (C) 2006-2007 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 com.android.internal.app.IBatteryStats;
+import com.android.internal.os.BatteryStatsImpl;
+
+import android.content.Context;
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.Parcel;
+import android.os.Process;
+import android.os.ServiceManager;
+import android.util.PrintWriterPrinter;
+
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
+/**
+ * All information we are collecting about things that can happen that impact
+ * battery life.
+ */
+public final class BatteryStatsService extends IBatteryStats.Stub {
+ static IBatteryStats sService;
+
+ final BatteryStatsImpl mStats;
+ Context mContext;
+
+ BatteryStatsService(String filename) {
+ mStats = new BatteryStatsImpl(filename);
+ }
+
+ public void publish(Context context) {
+ mContext = context;
+ ServiceManager.addService("batteryinfo", asBinder());
+ }
+
+ public static IBatteryStats getService() {
+ if (sService != null) {
+ return sService;
+ }
+ IBinder b = ServiceManager.getService("batteryinfo");
+ sService = asInterface(b);
+ return sService;
+ }
+
+ /**
+ * @return the current statistics object, which may be modified
+ * to reflect events that affect battery usage. You must lock the
+ * stats object before doing anything with it.
+ */
+ public BatteryStatsImpl getActiveStatistics() {
+ return mStats;
+ }
+
+ public byte[] getStatistics() {
+ mContext.enforceCallingPermission(
+ android.Manifest.permission.BATTERY_STATS, null);
+ //Log.i("foo", "SENDING BATTERY INFO:");
+ //mStats.dumpLocked(new LogPrinter(Log.INFO, "foo"));
+ Parcel out = Parcel.obtain();
+ mStats.writeToParcel(out, 0);
+ byte[] data = out.marshall();
+ out.recycle();
+ return data;
+ }
+
+ public void noteStartWakelock(int uid, String name, int type) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.getUidStatsLocked(uid).noteStartWakeLocked(name, type);
+ }
+ }
+
+ public void noteStopWakelock(int uid, String name, int type) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.getUidStatsLocked(uid).noteStopWakeLocked(name, type);
+ }
+ }
+
+ public void noteStartSensor(int uid, int sensor) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.getUidStatsLocked(uid).noteStartSensor(sensor);
+ }
+ }
+
+ public void noteStopSensor(int uid, int sensor) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.getUidStatsLocked(uid).noteStopSensor(sensor);
+ }
+ }
+
+ public void noteStartGps(int uid) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.noteStartGps(uid);
+ }
+ }
+
+ public void noteStopGps(int uid) {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.noteStopGps(uid);
+ }
+ }
+
+ public void noteScreenOn() {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.noteScreenOnLocked();
+ }
+ }
+
+ public void noteScreenOff() {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.noteScreenOffLocked();
+ }
+ }
+
+ public void notePhoneOn() {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.notePhoneOnLocked();
+ }
+ }
+
+ public void notePhoneOff() {
+ enforceCallingPermission();
+ synchronized (mStats) {
+ mStats.notePhoneOffLocked();
+ }
+ }
+
+ public boolean isOnBattery() {
+ return mStats.isOnBattery();
+ }
+
+ public void setOnBattery(boolean onBattery) {
+ enforceCallingPermission();
+ mStats.setOnBattery(onBattery);
+ }
+
+ public long getAwakeTimeBattery() {
+ mContext.enforceCallingOrSelfPermission(
+ android.Manifest.permission.BATTERY_STATS, null);
+ return mStats.getAwakeTimeBattery();
+ }
+
+ public long getAwakeTimePlugged() {
+ mContext.enforceCallingOrSelfPermission(
+ android.Manifest.permission.BATTERY_STATS, null);
+ return mStats.getAwakeTimePlugged();
+ }
+
+ public void enforceCallingPermission() {
+ if (Binder.getCallingPid() == Process.myPid()) {
+ return;
+ }
+ mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS,
+ Binder.getCallingPid(), Binder.getCallingUid(), null);
+ }
+
+ @Override
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ synchronized (mStats) {
+ boolean isCheckin = false;
+ if (args != null) {
+ for (String arg : args) {
+ if ("-c".equals(arg)) {
+ isCheckin = true;
+ break;
+ }
+ }
+ }
+ if (isCheckin) mStats.dumpCheckinLocked(pw, args);
+ else mStats.dumpLocked(new PrintWriterPrinter(pw));
+ }
+ }
+}
diff --git a/services/java/com/android/server/am/BroadcastFilter.java b/services/java/com/android/server/am/BroadcastFilter.java
new file mode 100644
index 0000000..cd7f720
--- /dev/null
+++ b/services/java/com/android/server/am/BroadcastFilter.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2006 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 android.content.IntentFilter;
+import android.util.PrintWriterPrinter;
+
+import java.io.PrintWriter;
+
+class BroadcastFilter extends IntentFilter {
+ // Back-pointer to the list this filter is in.
+ final ReceiverList receiverList;
+ final String requiredPermission;
+
+ BroadcastFilter(IntentFilter _filter, ReceiverList _receiverList,
+ String _requiredPermission) {
+ super(_filter);
+ receiverList = _receiverList;
+ requiredPermission = _requiredPermission;
+ }
+
+ public void dumpLocal(PrintWriter pw, String prefix) {
+ super.dump(new PrintWriterPrinter(pw), prefix);
+ }
+
+ public void dump(PrintWriter pw, String prefix) {
+ dumpLocal(pw, prefix);
+ pw.println(prefix + "requiredPermission=" + requiredPermission);
+ receiverList.dumpLocal(pw, prefix);
+ }
+
+ public String toString() {
+ return "BroadcastFilter{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + receiverList + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/BroadcastRecord.java b/services/java/com/android/server/am/BroadcastRecord.java
new file mode 100644
index 0000000..4057ae8
--- /dev/null
+++ b/services/java/com/android/server/am/BroadcastRecord.java
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2006 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 android.app.IIntentReceiver;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ResolveInfo;
+import android.os.Binder;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.SystemClock;
+import android.util.PrintWriterPrinter;
+
+import java.io.PrintWriter;
+import java.util.List;
+
+/**
+ * An active intent broadcast.
+ */
+class BroadcastRecord extends Binder {
+ final Intent intent; // the original intent that generated us
+ final ProcessRecord callerApp; // process that sent this
+ final String callerPackage; // who sent this
+ final int callingPid; // the pid of who sent this
+ final int callingUid; // the uid of who sent this
+ String requiredPermission; // a permission the caller has required
+ final List receivers; // contains BroadcastFilter and ResolveInfo
+ final IIntentReceiver resultTo; // who receives final result if non-null
+ long dispatchTime; // when dispatch started on this set of receivers
+ long startTime; // when current receiver started for timeouts.
+ int resultCode; // current result code value.
+ String resultData; // current result data value.
+ Bundle resultExtras; // current result extra data values.
+ boolean resultAbort; // current result abortBroadcast value.
+ boolean ordered; // serialize the send to receivers?
+ int nextReceiver; // next receiver to be executed.
+ IBinder receiver; // who is currently running, null if none.
+ int state;
+ int anrCount; // has this broadcast record hit any ANRs?
+
+ static final int IDLE = 0;
+ static final int APP_RECEIVE = 1;
+ static final int CALL_IN_RECEIVE = 2;
+ static final int CALL_DONE_RECEIVE = 3;
+
+ // The following are set when we are calling a receiver (one that
+ // was found in our list of registered receivers).
+ BroadcastFilter curFilter;
+
+ // The following are set only when we are launching a receiver (one
+ // that was found by querying the package manager).
+ ProcessRecord curApp; // hosting application of current receiver.
+ ComponentName curComponent; // the receiver class that is currently running.
+ ActivityInfo curReceiver; // info about the receiver that is currently running.
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + intent);
+ pw.println(prefix + "proc=" + callerApp);
+ pw.println(prefix + "caller=" + callerPackage
+ + " callingPid=" + callingPid
+ + " callingUid=" + callingUid);
+ pw.println(prefix + "requiredPermission=" + requiredPermission);
+ pw.println(prefix + "dispatchTime=" + dispatchTime + " ("
+ + (SystemClock.uptimeMillis()-dispatchTime) + " since now)");
+ pw.println(prefix + "startTime=" + startTime + " ("
+ + (SystemClock.uptimeMillis()-startTime) + " since now)");
+ pw.println(prefix + "anrCount=" + anrCount);
+ pw.println(prefix + "resultTo=" + resultTo
+ + " resultCode=" + resultCode + " resultData=" + resultData);
+ pw.println(prefix + "resultExtras=" + resultExtras);
+ pw.println(prefix + "resultAbort=" + resultAbort
+ + " ordered=" + ordered);
+ pw.println(prefix + "nextReceiver=" + nextReceiver
+ + " receiver=" + receiver);
+ pw.println(prefix + "curFilter=" + curFilter);
+ pw.println(prefix + "curReceiver="
+ + ((curReceiver != null) ? curReceiver : "(null)"));
+ pw.println(prefix + "curApp=" + curApp);
+ if (curApp != null) {
+ pw.println(prefix + "curComponent="
+ + (curComponent != null ? curComponent.toShortString() : "--"));
+ pw.println(prefix + "curSourceDir=" + curReceiver.applicationInfo.sourceDir);
+ }
+ String stateStr = " (?)";
+ switch (state) {
+ case IDLE: stateStr=" (IDLE)"; break;
+ case APP_RECEIVE: stateStr=" (APP_RECEIVE)"; break;
+ case CALL_IN_RECEIVE: stateStr=" (CALL_IN_RECEIVE)"; break;
+ case CALL_DONE_RECEIVE: stateStr=" (CALL_DONE_RECEIVE)"; break;
+ }
+ pw.println(prefix + "state=" + state + stateStr);
+ final int N = receivers != null ? receivers.size() : 0;
+ String p2 = prefix + " ";
+ PrintWriterPrinter printer = new PrintWriterPrinter(pw);
+ for (int i=0; i<N; i++) {
+ Object o = receivers.get(i);
+ pw.println(prefix + "Receiver #" + i + ": " + o);
+ if (o instanceof BroadcastFilter)
+ ((BroadcastFilter)o).dump(pw, p2);
+ else if (o instanceof ResolveInfo)
+ ((ResolveInfo)o).dump(printer, p2);
+ }
+ }
+
+ BroadcastRecord(Intent _intent, ProcessRecord _callerApp, String _callerPackage,
+ int _callingPid, int _callingUid, String _requiredPermission,
+ List _receivers, IIntentReceiver _resultTo, int _resultCode,
+ String _resultData, Bundle _resultExtras, boolean _serialized) {
+ intent = _intent;
+ callerApp = _callerApp;
+ callerPackage = _callerPackage;
+ callingPid = _callingPid;
+ callingUid = _callingUid;
+ requiredPermission = _requiredPermission;
+ receivers = _receivers;
+ resultTo = _resultTo;
+ resultCode = _resultCode;
+ resultData = _resultData;
+ resultExtras = _resultExtras;
+ ordered = _serialized;
+ nextReceiver = 0;
+ state = IDLE;
+ }
+
+ public String toString() {
+ return "BroadcastRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + intent.getAction() + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/ConnectionRecord.java b/services/java/com/android/server/am/ConnectionRecord.java
new file mode 100644
index 0000000..41a783f
--- /dev/null
+++ b/services/java/com/android/server/am/ConnectionRecord.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2006 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 android.app.IServiceConnection;
+
+import java.io.PrintWriter;
+
+/**
+ * Description of a single binding to a service.
+ */
+class ConnectionRecord {
+ final AppBindRecord binding; // The application/service binding.
+ final HistoryRecord activity; // If non-null, the owning activity.
+ final IServiceConnection conn; // The client connection.
+ final int flags; // Binding options.
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "binding=" + binding);
+ pw.println(prefix + "activity=" + activity);
+ pw.println(prefix + "conn=" + conn.asBinder()
+ + " flags=0x" + Integer.toHexString(flags));
+ }
+
+ ConnectionRecord(AppBindRecord _binding, HistoryRecord _activity,
+ IServiceConnection _conn, int _flags) {
+ binding = _binding;
+ activity = _activity;
+ conn = _conn;
+ flags = _flags;
+ }
+
+ public String toString() {
+ return "ConnectionRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + binding.service.shortName
+ + ":@" + Integer.toHexString(System.identityHashCode(conn.asBinder())) + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/ContentProviderRecord.java b/services/java/com/android/server/am/ContentProviderRecord.java
new file mode 100644
index 0000000..9f37c14
--- /dev/null
+++ b/services/java/com/android/server/am/ContentProviderRecord.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2006 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 android.app.IActivityManager.ContentProviderHolder;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.ProviderInfo;
+import android.os.Process;
+
+import java.io.PrintWriter;
+import java.util.HashSet;
+
+class ContentProviderRecord extends ContentProviderHolder {
+ // All attached clients
+ final HashSet<ProcessRecord> clients = new HashSet<ProcessRecord>();
+ final int uid;
+ final ApplicationInfo appInfo;
+ int externals; // number of non-framework processes supported by this provider
+ ProcessRecord app; // if non-null, hosting application
+ ProcessRecord launchingApp; // if non-null, waiting for this app to be launched.
+
+ public ContentProviderRecord(ProviderInfo _info, ApplicationInfo ai) {
+ super(_info);
+ uid = ai.uid;
+ appInfo = ai;
+ noReleaseNeeded = uid == 0 || uid == Process.SYSTEM_UID;
+ }
+
+ public ContentProviderRecord(ContentProviderRecord cpr) {
+ super(cpr.info);
+ uid = cpr.uid;
+ appInfo = cpr.appInfo;
+ noReleaseNeeded = cpr.noReleaseNeeded;
+ }
+
+ public boolean canRunHere(ProcessRecord app) {
+ return (info.multiprocess || info.processName.equals(app.processName))
+ && (uid == Process.SYSTEM_UID || uid == app.info.uid);
+ }
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "package=" + info.applicationInfo.packageName
+ + " process=" + info.processName);
+ pw.println(prefix + "app=" + app);
+ pw.println(prefix + "launchingApp=" + launchingApp);
+ pw.println(prefix + "provider=" + provider);
+ pw.println(prefix + "name=" + info.authority);
+ pw.println(prefix + "isSyncable=" + info.isSyncable);
+ pw.println(prefix + "multiprocess=" + info.multiprocess
+ + " initOrder=" + info.initOrder
+ + " uid=" + uid);
+ pw.println(prefix + "clients=" + clients);
+ pw.println(prefix + "externals=" + externals);
+ }
+
+ public String toString() {
+ return "ContentProviderRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + info.name + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/DeviceMonitor.java b/services/java/com/android/server/am/DeviceMonitor.java
new file mode 100644
index 0000000..ce07430
--- /dev/null
+++ b/services/java/com/android/server/am/DeviceMonitor.java
@@ -0,0 +1,230 @@
+/*
+ * Copyright (C) 2008 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 android.util.Log;
+
+import java.io.*;
+import java.util.Arrays;
+
+/**
+ * Monitors device resources periodically for some period of time. Useful for
+ * tracking down performance problems.
+ */
+class DeviceMonitor {
+
+ private static final String LOG_TAG = DeviceMonitor.class.getName();
+
+ /** Number of samples to take. */
+ private static final int SAMPLE_COUNT = 10;
+
+ /** Time to wait in ms between samples. */
+ private static final int INTERVAL = 1000;
+
+ /** Time to wait in ms between samples. */
+ private static final int MAX_FILES = 30;
+
+ private final byte[] buffer = new byte[1024];
+
+ /** Is the monitor currently running? */
+ private boolean running = false;
+
+ private DeviceMonitor() {
+ new Thread() {
+ public void run() {
+ monitor();
+ }
+ }.start();
+ }
+
+ /**
+ * Loops continuously. Pauses until someone tells us to start monitoring.
+ */
+ @SuppressWarnings("InfiniteLoopStatement")
+ private void monitor() {
+ while (true) {
+ waitForStart();
+
+ purge();
+
+ for (int i = 0; i < SAMPLE_COUNT; i++) {
+ try {
+ dump();
+ } catch (IOException e) {
+ Log.w(LOG_TAG, "Dump failed.", e);
+ }
+ pause();
+ }
+
+ stop();
+ }
+ }
+
+ private static final File PROC = new File("/proc");
+ private static final File BASE = new File("/data/anr/");
+ static {
+ if (!BASE.isDirectory() && !BASE.mkdirs()) {
+ throw new AssertionError("Couldn't create " + BASE + ".");
+ }
+ }
+
+ private static final File[] PATHS = {
+ new File(PROC, "zoneinfo"),
+ new File(PROC, "interrupts"),
+ new File(PROC, "meminfo"),
+ new File(PROC, "slabinfo"),
+ };
+
+
+ /**
+ * Deletes old files.
+ */
+ private void purge() {
+ File[] files = BASE.listFiles();
+ int count = files.length - MAX_FILES;
+ if (count > 0) {
+ Arrays.sort(files);
+ for (int i = 0; i < count; i++) {
+ if (!files[i].delete()) {
+ Log.w(LOG_TAG, "Couldn't delete " + files[i] + ".");
+ }
+ }
+ }
+ }
+
+ /**
+ * Dumps the current device stats to a new file.
+ */
+ private void dump() throws IOException {
+ OutputStream out = new FileOutputStream(
+ new File(BASE, String.valueOf(System.currentTimeMillis())));
+ try {
+ // Copy /proc/*/stat
+ for (File processDirectory : PROC.listFiles()) {
+ if (isProcessDirectory(processDirectory)) {
+ dump(new File(processDirectory, "stat"), out);
+ }
+ }
+
+ // Copy other files.
+ for (File file : PATHS) {
+ dump(file, out);
+ }
+ } finally {
+ closeQuietly(out);
+ }
+ }
+
+ /**
+ * Returns true if the given file represents a process directory.
+ */
+ private static boolean isProcessDirectory(File file) {
+ try {
+ Integer.parseInt(file.getName());
+ return file.isDirectory();
+ } catch (NumberFormatException e) {
+ return false;
+ }
+ }
+
+ /**
+ * Copies from a file to an output stream.
+ */
+ private void dump(File from, OutputStream out) throws IOException {
+ writeHeader(from, out);
+
+ FileInputStream in = null;
+ try {
+ in = new FileInputStream(from);
+ int count;
+ while ((count = in.read(buffer)) != -1) {
+ out.write(buffer, 0, count);
+ }
+ } finally {
+ closeQuietly(in);
+ }
+ }
+
+ /**
+ * Writes a header for the given file.
+ */
+ private static void writeHeader(File file, OutputStream out)
+ throws IOException {
+ String header = "*** " + file.toString() + "\n";
+ out.write(header.getBytes());
+ }
+
+ /**
+ * Closes the given resource. Logs exceptions.
+ * @param closeable
+ */
+ private static void closeQuietly(Closeable closeable) {
+ try {
+ if (closeable != null) {
+ closeable.close();
+ }
+ } catch (IOException e) {
+ Log.w(LOG_TAG, e);
+ }
+ }
+
+ /**
+ * Pauses momentarily before we start the next dump.
+ */
+ private void pause() {
+ try {
+ Thread.sleep(INTERVAL);
+ } catch (InterruptedException e) { /* ignore */ }
+ }
+
+ /**
+ * Stops dumping.
+ */
+ private synchronized void stop() {
+ running = false;
+ }
+
+ /**
+ * Waits until someone starts us.
+ */
+ private synchronized void waitForStart() {
+ while (!running) {
+ try {
+ wait();
+ } catch (InterruptedException e) { /* ignore */ }
+ }
+ }
+
+ /**
+ * Instructs the monitoring to start if it hasn't already.
+ */
+ private synchronized void startMonitoring() {
+ if (!running) {
+ running = true;
+ notifyAll();
+ }
+ }
+
+ private static DeviceMonitor instance = new DeviceMonitor();
+
+ /**
+ * Starts monitoring if it hasn't started already.
+ */
+ static void start() {
+ instance.startMonitoring();
+ }
+}
diff --git a/services/java/com/android/server/am/FactoryErrorDialog.java b/services/java/com/android/server/am/FactoryErrorDialog.java
new file mode 100644
index 0000000..2e25474
--- /dev/null
+++ b/services/java/com/android/server/am/FactoryErrorDialog.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2006 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 android.content.Context;
+import android.os.Handler;
+import android.os.Message;
+
+class FactoryErrorDialog extends BaseErrorDialog {
+ public FactoryErrorDialog(Context context, CharSequence msg) {
+ super(context);
+ setCancelable(false);
+ setTitle(context.getText(com.android.internal.R.string.factorytest_failed));
+ setMessage(msg);
+ setButton(context.getText(com.android.internal.R.string.factorytest_reboot),
+ mHandler.obtainMessage(0));
+ getWindow().setTitle("Factory Error");
+ }
+
+ public void onStop() {
+ }
+
+ private final Handler mHandler = new Handler() {
+ public void handleMessage(Message msg) {
+ throw new RuntimeException("Rebooting from failed factory test");
+ }
+ };
+}
diff --git a/services/java/com/android/server/am/HistoryRecord.java b/services/java/com/android/server/am/HistoryRecord.java
new file mode 100644
index 0000000..b407208
--- /dev/null
+++ b/services/java/com/android/server/am/HistoryRecord.java
@@ -0,0 +1,429 @@
+/*
+ * Copyright (C) 2006 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 com.android.server.AttributeCache;
+import com.android.server.am.ActivityManagerService.ActivityState;
+
+import android.app.Activity;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.res.Configuration;
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.os.Message;
+import android.os.Process;
+import android.os.SystemClock;
+import android.util.EventLog;
+import android.util.Log;
+import android.view.IApplicationToken;
+
+import java.io.PrintWriter;
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.HashSet;
+
+/**
+ * An entry in the history stack, representing an activity.
+ */
+class HistoryRecord extends IApplicationToken.Stub {
+ final ActivityManagerService service; // owner
+ final ActivityInfo info; // all about me
+ final int launchedFromUid; // always the uid who started the activity.
+ final Intent intent; // the original intent that generated us
+ final ComponentName realActivity; // the intent component, or target of an alias.
+ final String shortComponentName; // the short component name of the intent
+ final String resolvedType; // as per original caller;
+ final String packageName; // the package implementing intent's component
+ final String processName; // process where this component wants to run
+ final String taskAffinity; // as per ActivityInfo.taskAffinity
+ final boolean stateNotNeeded; // As per ActivityInfo.flags
+ final boolean fullscreen; // covers the full screen?
+ final String baseDir; // where activity source (resources etc) located
+ final String resDir; // where public activity source (public resources etc) located
+ final String dataDir; // where activity data should go
+ CharSequence nonLocalizedLabel; // the label information from the package mgr.
+ int labelRes; // the label information from the package mgr.
+ int icon; // resource identifier of activity's icon.
+ int theme; // resource identifier of activity's theme.
+ TaskRecord task; // the task this is in.
+ long startTime; // when we starting launching this activity
+ Configuration configuration; // configuration activity was last running in
+ HistoryRecord resultTo; // who started this entry, so will get our reply
+ final String resultWho; // additional identifier for use by resultTo.
+ final int requestCode; // code given by requester (resultTo)
+ ArrayList results; // pending ActivityResult objs we have received
+ HashSet<WeakReference<PendingIntentRecord>> pendingResults; // all pending intents for this act
+ ArrayList newIntents; // any pending new intents for single-top mode
+ HashSet<ConnectionRecord> connections; // All ConnectionRecord we hold
+ HashSet<UriPermission> readUriPermissions; // special access to reading uris.
+ HashSet<UriPermission> writeUriPermissions; // special access to writing uris.
+ ProcessRecord app; // if non-null, hosting application
+ Bitmap thumbnail; // icon representation of paused screen
+ CharSequence description; // textual description of paused screen
+ ActivityManagerService.ActivityState state; // current state we are in
+ Bundle icicle; // last saved activity state
+ boolean frontOfTask; // is this the root activity of its task?
+ boolean launchFailed; // set if a launched failed, to abort on 2nd try
+ boolean haveState; // have we gotten the last activity state?
+ boolean stopped; // is activity pause finished?
+ boolean finishing; // activity in pending finish list?
+ boolean configDestroy; // need to destroy due to config change?
+ int configChangeFlags; // which config values have changed
+ boolean keysPaused; // has key dispatching been paused for it?
+ boolean inHistory; // are we in the history stack?
+ boolean persistent; // requested to be persistent?
+ int launchMode; // the launch mode activity attribute.
+ boolean visible; // does this activity's window need to be shown?
+ boolean waitingVisible; // true if waiting for a new act to become vis
+ boolean nowVisible; // is this activity's window visible?
+ boolean thumbnailNeeded;// has someone requested a thumbnail?
+ boolean idle; // has the activity gone idle?
+ boolean hasBeenLaunched;// has this activity ever been launched?
+ boolean frozenBeforeDestroy;// has been frozen but not yet destroyed.
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "packageName=" + packageName
+ + " processName=" + processName);
+ pw.println(prefix + "app=" + app);
+ pw.println(prefix + "launchedFromUid=" + launchedFromUid);
+ pw.println(prefix + intent);
+ pw.println(prefix + "frontOfTask=" + frontOfTask + " task=" + task);
+ pw.println(prefix + "taskAffinity=" + taskAffinity);
+ pw.println(prefix + "realActivity=" + realActivity);
+ pw.println(prefix + "dir=" + baseDir + " res=" + resDir + " data=" + dataDir);
+ pw.println(prefix + "labelRes=0x" + Integer.toHexString(labelRes)
+ + " icon=0x" + Integer.toHexString(icon)
+ + " theme=0x" + Integer.toHexString(theme));
+ pw.println(prefix + "configuration=" + configuration);
+ pw.println(prefix + "resultTo=" + resultTo
+ + " resultWho=" + resultWho + " resultCode=" + requestCode);
+ pw.println(prefix + "results=" + results);
+ pw.println(prefix + "pendingResults=" + pendingResults);
+ pw.println(prefix + "readUriPermissions=" + readUriPermissions);
+ pw.println(prefix + "writeUriPermissions=" + writeUriPermissions);
+ pw.println(prefix + "launchFailed=" + launchFailed
+ + " haveState=" + haveState + " icicle=" + icicle);
+ pw.println(prefix + "state=" + state
+ + " stopped=" + stopped + " finishing=" + finishing);
+ pw.println(prefix + "keysPaused=" + keysPaused
+ + " inHistory=" + inHistory + " persistent=" + persistent
+ + " launchMode=" + launchMode);
+ pw.println(prefix + "fullscreen=" + fullscreen
+ + " visible=" + visible
+ + " frozenBeforeDestroy=" + frozenBeforeDestroy
+ + " thumbnailNeeded=" + thumbnailNeeded + " idle=" + idle);
+ pw.println(prefix + "waitingVisible=" + waitingVisible
+ + " nowVisible=" + nowVisible);
+ pw.println(prefix + "configDestroy=" + configDestroy
+ + " configChangeFlags=" + Integer.toHexString(configChangeFlags));
+ pw.println(prefix + "connections=" + connections);
+ }
+
+ HistoryRecord(ActivityManagerService _service, ProcessRecord _caller,
+ int _launchedFromUid, Intent _intent, String _resolvedType,
+ ActivityInfo aInfo, Configuration _configuration,
+ HistoryRecord _resultTo, String _resultWho, int _reqCode) {
+ service = _service;
+ info = aInfo;
+ launchedFromUid = _launchedFromUid;
+ intent = _intent;
+ shortComponentName = _intent.getComponent().flattenToShortString();
+ resolvedType = _resolvedType;
+ configuration = _configuration;
+ resultTo = _resultTo;
+ resultWho = _resultWho;
+ requestCode = _reqCode;
+ state = ActivityManagerService.ActivityState.INITIALIZING;
+ frontOfTask = false;
+ launchFailed = false;
+ haveState = false;
+ stopped = false;
+ finishing = false;
+ configDestroy = false;
+ keysPaused = false;
+ inHistory = false;
+ persistent = false;
+ visible = true;
+ waitingVisible = false;
+ nowVisible = false;
+ thumbnailNeeded = false;
+ idle = false;
+ hasBeenLaunched = false;
+
+ if (aInfo != null) {
+ if (aInfo.targetActivity == null
+ || aInfo.launchMode == ActivityInfo.LAUNCH_MULTIPLE
+ || aInfo.launchMode == ActivityInfo.LAUNCH_SINGLE_TOP) {
+ realActivity = _intent.getComponent();
+ } else {
+ realActivity = new ComponentName(aInfo.packageName,
+ aInfo.targetActivity);
+ }
+ taskAffinity = aInfo.taskAffinity;
+ stateNotNeeded = (aInfo.flags&
+ ActivityInfo.FLAG_STATE_NOT_NEEDED) != 0;
+ baseDir = aInfo.applicationInfo.sourceDir;
+ resDir = aInfo.applicationInfo.publicSourceDir;
+ dataDir = aInfo.applicationInfo.dataDir;
+ nonLocalizedLabel = aInfo.nonLocalizedLabel;
+ labelRes = aInfo.labelRes;
+ if (nonLocalizedLabel == null && labelRes == 0) {
+ ApplicationInfo app = aInfo.applicationInfo;
+ nonLocalizedLabel = app.nonLocalizedLabel;
+ labelRes = app.labelRes;
+ }
+ icon = aInfo.getIconResource();
+ theme = aInfo.getThemeResource();
+ if ((aInfo.flags&ActivityInfo.FLAG_MULTIPROCESS) != 0
+ && _caller != null
+ && (aInfo.applicationInfo.uid == Process.SYSTEM_UID
+ || aInfo.applicationInfo.uid == _caller.info.uid)) {
+ processName = _caller.processName;
+ } else {
+ processName = aInfo.processName;
+ }
+
+ if (intent != null && (aInfo.flags & ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS) != 0) {
+ intent.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
+ }
+
+ packageName = aInfo.applicationInfo.packageName;
+ launchMode = aInfo.launchMode;
+
+ AttributeCache.Entry ent = AttributeCache.instance().get(packageName,
+ theme != 0 ? theme : android.R.style.Theme,
+ com.android.internal.R.styleable.Window);
+ fullscreen = ent != null && !ent.array.getBoolean(
+ com.android.internal.R.styleable.Window_windowIsFloating, false)
+ && !ent.array.getBoolean(
+ com.android.internal.R.styleable.Window_windowIsTranslucent, false);
+
+ } else {
+ realActivity = null;
+ taskAffinity = null;
+ stateNotNeeded = false;
+ baseDir = null;
+ resDir = null;
+ dataDir = null;
+ processName = null;
+ packageName = null;
+ fullscreen = true;
+ }
+ }
+
+ void addResultLocked(HistoryRecord from, String resultWho,
+ int requestCode, int resultCode,
+ Intent resultData) {
+ ActivityResult r = new ActivityResult(from, resultWho,
+ requestCode, resultCode, resultData);
+ if (results == null) {
+ results = new ArrayList();
+ }
+ results.add(r);
+ }
+
+ void removeResultsLocked(HistoryRecord from, String resultWho,
+ int requestCode) {
+ if (results != null) {
+ for (int i=results.size()-1; i>=0; i--) {
+ ActivityResult r = (ActivityResult)results.get(i);
+ if (r.mFrom != from) continue;
+ if (r.mResultWho == null) {
+ if (resultWho != null) continue;
+ } else {
+ if (!r.mResultWho.equals(resultWho)) continue;
+ }
+ if (r.mRequestCode != requestCode) continue;
+
+ results.remove(i);
+ }
+ }
+ }
+
+ void addNewIntentLocked(Intent intent) {
+ if (newIntents == null) {
+ newIntents = new ArrayList();
+ }
+ newIntents.add(intent);
+ }
+
+ void pauseKeyDispatchingLocked() {
+ if (!keysPaused) {
+ keysPaused = true;
+ service.mWindowManager.pauseKeyDispatching(this);
+ }
+ }
+
+ void resumeKeyDispatchingLocked() {
+ if (keysPaused) {
+ keysPaused = false;
+ service.mWindowManager.resumeKeyDispatching(this);
+ }
+ }
+
+ // IApplicationToken
+
+ public boolean mayFreezeScreenLocked(ProcessRecord app) {
+ // Only freeze the screen if this activity is currently attached to
+ // an application, and that application is not blocked or unresponding.
+ // In any other case, we can't count on getting the screen unfrozen,
+ // so it is best to leave as-is.
+ return app == null || (!app.crashing && !app.notResponding);
+ }
+
+ public void startFreezingScreenLocked(ProcessRecord app, int configChanges) {
+ if (mayFreezeScreenLocked(app)) {
+ service.mWindowManager.startAppFreezingScreen(this, configChanges);
+ }
+ }
+
+ public void stopFreezingScreenLocked(boolean force) {
+ if (force || frozenBeforeDestroy) {
+ frozenBeforeDestroy = false;
+ service.mWindowManager.stopAppFreezingScreen(this, force);
+ }
+ }
+
+ public void windowsVisible() {
+ synchronized(service) {
+ if (ActivityManagerService.SHOW_ACTIVITY_START_TIME
+ && startTime != 0) {
+ long time = SystemClock.uptimeMillis() - startTime;
+ EventLog.writeEvent(ActivityManagerService.LOG_ACTIVITY_LAUNCH_TIME,
+ System.identityHashCode(this), shortComponentName, time);
+ Log.i(ActivityManagerService.TAG, "Displayed activity "
+ + shortComponentName
+ + ": " + time + " ms");
+ startTime = 0;
+ }
+ if (ActivityManagerService.DEBUG_SWITCH) Log.v(
+ ActivityManagerService.TAG, "windowsVisible(): " + this);
+ if (!nowVisible) {
+ nowVisible = true;
+ if (!idle) {
+ // Instead of doing the full stop routine here, let's just
+ // hide any activities we now can, and let them stop when
+ // the normal idle happens.
+ service.processStoppingActivitiesLocked(false);
+ } else {
+ // If this activity was already idle, then we now need to
+ // make sure we perform the full stop of any activities
+ // that are waiting to do so. This is because we won't
+ // do that while they are still waiting for this one to
+ // become visible.
+ final int N = service.mWaitingVisibleActivities.size();
+ if (N > 0) {
+ for (int i=0; i<N; i++) {
+ HistoryRecord r = (HistoryRecord)
+ service.mWaitingVisibleActivities.get(i);
+ r.waitingVisible = false;
+ if (ActivityManagerService.DEBUG_SWITCH) Log.v(
+ ActivityManagerService.TAG,
+ "Was waiting for visible: " + r);
+ }
+ service.mWaitingVisibleActivities.clear();
+ Message msg = Message.obtain();
+ msg.what = ActivityManagerService.IDLE_NOW_MSG;
+ service.mHandler.sendMessage(msg);
+ }
+ }
+ service.scheduleAppGcsLocked();
+ }
+ }
+ }
+
+ public void windowsGone() {
+ if (ActivityManagerService.DEBUG_SWITCH) Log.v(
+ ActivityManagerService.TAG, "windowsGone(): " + this);
+ nowVisible = false;
+ }
+
+ private HistoryRecord getWaitingHistoryRecordLocked() {
+ // First find the real culprit... if we are waiting
+ // for another app to start, then we have paused dispatching
+ // for this activity.
+ HistoryRecord r = this;
+ if (r.waitingVisible) {
+ // Hmmm, who might we be waiting for?
+ r = service.mResumedActivity;
+ if (r == null) {
+ r = service.mPausingActivity;
+ }
+ // Both of those null? Fall back to 'this' again
+ if (r == null) {
+ r = this;
+ }
+ }
+
+ return r;
+ }
+
+ public boolean keyDispatchingTimedOut() {
+ synchronized(service) {
+ HistoryRecord r = getWaitingHistoryRecordLocked();
+ if (r != null && r.app != null) {
+ if (r.app.debugging) {
+ return false;
+ }
+
+ if (r.app.instrumentationClass == null) {
+ service.appNotRespondingLocked(r.app, r, "keyDispatchingTimedOut");
+ } else {
+ Bundle info = new Bundle();
+ info.putString("shortMsg", "keyDispatchingTimedOut");
+ info.putString("longMsg", "Timed out while dispatching key event");
+ service.finishInstrumentationLocked(
+ r.app, Activity.RESULT_CANCELED, info);
+ }
+ }
+ return true;
+ }
+ }
+
+ /** Returns the key dispatching timeout for this application token. */
+ public long getKeyDispatchingTimeout() {
+ synchronized(service) {
+ HistoryRecord r = getWaitingHistoryRecordLocked();
+ if (r == null || r.app == null
+ || r.app.instrumentationClass == null) {
+ return ActivityManagerService.KEY_DISPATCHING_TIMEOUT;
+ }
+
+ return ActivityManagerService.INSTRUMENTATION_KEY_DISPATCHING_TIMEOUT;
+ }
+ }
+
+ /**
+ * This method will return true if the activity is either visible, is becoming visible, is
+ * currently pausing, or is resumed.
+ */
+ public boolean isInterestingToUserLocked() {
+ return visible || nowVisible || state == ActivityState.PAUSING ||
+ state == ActivityState.RESUMED;
+ }
+
+
+ public String toString() {
+ return "HistoryRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + intent.getComponent().toShortString() + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/IntentBindRecord.java b/services/java/com/android/server/am/IntentBindRecord.java
new file mode 100644
index 0000000..24c3943
--- /dev/null
+++ b/services/java/com/android/server/am/IntentBindRecord.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2006 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 android.content.Intent;
+import android.os.IBinder;
+
+import java.io.PrintWriter;
+import java.util.HashMap;
+import java.util.Iterator;
+
+/**
+ * A particular Intent that has been bound to a Service.
+ */
+class IntentBindRecord {
+ /** The running service. */
+ final ServiceRecord service;
+ /** The intent that is bound.*/
+ final Intent.FilterComparison intent; //
+ /** All apps that have bound to this Intent. */
+ final HashMap<ProcessRecord, AppBindRecord> apps
+ = new HashMap<ProcessRecord, AppBindRecord>();
+ /** Binder published from service. */
+ IBinder binder;
+ /** Set when we have initiated a request for this binder. */
+ boolean requested;
+ /** Set when we have received the requested binder. */
+ boolean received;
+ /** Set when we still need to tell the service all clients are unbound. */
+ boolean hasBound;
+ /** Set when the service's onUnbind() has asked to be told about new clients. */
+ boolean doRebind;
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "service=" + service);
+ pw.println(prefix + "intent=" + intent.getIntent());
+ pw.println(prefix + "binder=" + binder
+ + " requested=" + requested
+ + " received=" + received
+ + " hasBound=" + hasBound
+ + " doRebind=" + doRebind);
+ if (apps.size() > 0) {
+ pw.println(prefix + "Application Bindings:");
+ Iterator<AppBindRecord> it = apps.values().iterator();
+ while (it.hasNext()) {
+ AppBindRecord a = it.next();
+ pw.println(prefix + "Client " + a.client);
+ a.dump(pw, prefix + " ");
+ }
+ }
+ }
+
+ IntentBindRecord(ServiceRecord _service, Intent.FilterComparison _intent) {
+ service = _service;
+ intent = _intent;
+ }
+
+ public String toString() {
+ return "IntentBindRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + service.name.toShortString()
+ + ":" + intent + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/PendingIntentRecord.java b/services/java/com/android/server/am/PendingIntentRecord.java
new file mode 100644
index 0000000..b18aaf7
--- /dev/null
+++ b/services/java/com/android/server/am/PendingIntentRecord.java
@@ -0,0 +1,278 @@
+/*
+ * Copyright (C) 2006 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 android.app.IActivityManager;
+import android.app.IIntentSender;
+import android.app.IIntentReceiver;
+import android.app.PendingIntent;
+import android.content.Intent;
+import android.os.Binder;
+import android.os.RemoteException;
+import android.util.Log;
+
+import java.io.PrintWriter;
+import java.lang.ref.WeakReference;
+
+class PendingIntentRecord extends IIntentSender.Stub {
+ final ActivityManagerService owner;
+ final Key key;
+ final int uid;
+ final WeakReference<PendingIntentRecord> ref;
+ boolean sent = false;
+ boolean canceled = false;
+
+ final static class Key {
+ final int type;
+ final String packageName;
+ final HistoryRecord activity;
+ final String who;
+ final int requestCode;
+ final Intent requestIntent;
+ final String requestResolvedType;
+ final int flags;
+ final int hashCode;
+
+ private static final int ODD_PRIME_NUMBER = 37;
+
+ Key(int _t, String _p, HistoryRecord _a, String _w,
+ int _r, Intent _i, String _it, int _f) {
+ type = _t;
+ packageName = _p;
+ activity = _a;
+ who = _w;
+ requestCode = _r;
+ requestIntent = _i;
+ requestResolvedType = _it;
+ flags = _f;
+
+ int hash = 23;
+ hash = (ODD_PRIME_NUMBER*hash) + _f;
+ hash = (ODD_PRIME_NUMBER*hash) + _r;
+ if (_w != null) {
+ hash = (ODD_PRIME_NUMBER*hash) + _w.hashCode();
+ }
+ if (_a != null) {
+ hash = (ODD_PRIME_NUMBER*hash) + _a.hashCode();
+ }
+ if (_i != null) {
+ hash = (ODD_PRIME_NUMBER*hash) + _i.filterHashCode();
+ }
+ if (_it != null) {
+ hash = (ODD_PRIME_NUMBER*hash) + _it.hashCode();
+ }
+ hash = (ODD_PRIME_NUMBER*hash) + _p.hashCode();
+ hash = (ODD_PRIME_NUMBER*hash) + _t;
+ hashCode = hash;
+ //Log.i(ActivityManagerService.TAG, this + " hashCode=0x"
+ // + Integer.toHexString(hashCode));
+ }
+
+ public boolean equals(Object otherObj) {
+ if (otherObj == null) {
+ return false;
+ }
+ try {
+ Key other = (Key)otherObj;
+ if (type != other.type) {
+ return false;
+ }
+ if (!packageName.equals(other.packageName)) {
+ return false;
+ }
+ if (activity != other.activity) {
+ return false;
+ }
+ if (who != other.who) {
+ if (who != null) {
+ if (!who.equals(other.who)) {
+ return false;
+ }
+ } else if (other.who != null) {
+ return false;
+ }
+ }
+ if (requestCode != other.requestCode) {
+ return false;
+ }
+ if (requestIntent != other.requestIntent) {
+ if (requestIntent != null) {
+ if (!requestIntent.filterEquals(other.requestIntent)) {
+ return false;
+ }
+ } else if (other.requestIntent != null) {
+ return false;
+ }
+ }
+ if (requestResolvedType != other.requestResolvedType) {
+ if (requestResolvedType != null) {
+ if (!requestResolvedType.equals(other.requestResolvedType)) {
+ return false;
+ }
+ } else if (other.requestResolvedType != null) {
+ return false;
+ }
+ }
+ if (flags != other.flags) {
+ return false;
+ }
+ return true;
+ } catch (ClassCastException e) {
+ }
+ return false;
+ }
+
+ public int hashCode() {
+ return hashCode;
+ }
+
+ public String toString() {
+ return "Key{" + typeName() + " pkg=" + packageName
+ + " intent=" + requestIntent + " flags=0x"
+ + Integer.toHexString(flags) + "}";
+ }
+
+ String typeName() {
+ switch (type) {
+ case IActivityManager.INTENT_SENDER_ACTIVITY:
+ return "startActivity";
+ case IActivityManager.INTENT_SENDER_BROADCAST:
+ return "broadcastIntent";
+ case IActivityManager.INTENT_SENDER_SERVICE:
+ return "startService";
+ case IActivityManager.INTENT_SENDER_ACTIVITY_RESULT:
+ return "activityResult";
+ }
+ return Integer.toString(type);
+ }
+ }
+
+ PendingIntentRecord(ActivityManagerService _owner, Key _k, int _u) {
+ owner = _owner;
+ key = _k;
+ uid = _u;
+ ref = new WeakReference<PendingIntentRecord>(this);
+ }
+
+ public int send(int code, Intent intent, String resolvedType,
+ IIntentReceiver finishedReceiver) {
+ synchronized(owner) {
+ if (!canceled) {
+ sent = true;
+ if ((key.flags&PendingIntent.FLAG_ONE_SHOT) != 0) {
+ owner.cancelIntentSenderLocked(this, true);
+ canceled = true;
+ }
+ Intent finalIntent = key.requestIntent != null
+ ? new Intent(key.requestIntent) : new Intent();
+ if (intent != null) {
+ int changes = finalIntent.fillIn(intent, key.flags);
+ if ((changes&Intent.FILL_IN_DATA) == 0) {
+ resolvedType = key.requestResolvedType;
+ }
+ } else {
+ resolvedType = key.requestResolvedType;
+ }
+
+ final long origId = Binder.clearCallingIdentity();
+
+ boolean sendFinish = finishedReceiver != null;
+ switch (key.type) {
+ case IActivityManager.INTENT_SENDER_ACTIVITY:
+ try {
+ owner.startActivityInPackage(uid,
+ finalIntent, resolvedType,
+ null, null, 0, false);
+ } catch (RuntimeException e) {
+ Log.w(ActivityManagerService.TAG,
+ "Unable to send startActivity intent", e);
+ }
+ break;
+ case IActivityManager.INTENT_SENDER_ACTIVITY_RESULT:
+ owner.sendActivityResultLocked(-1, key.activity,
+ key.who, key.requestCode, code, finalIntent);
+ break;
+ case IActivityManager.INTENT_SENDER_BROADCAST:
+ try {
+ // If a completion callback has been requested, require
+ // that the broadcast be delivered synchronously
+ owner.broadcastIntentInPackage(key.packageName, uid,
+ finalIntent, resolvedType,
+ finishedReceiver, code, null, null, null,
+ (finishedReceiver != null), false);
+ sendFinish = false;
+ } catch (RuntimeException e) {
+ Log.w(ActivityManagerService.TAG,
+ "Unable to send startActivity intent", e);
+ }
+ break;
+ case IActivityManager.INTENT_SENDER_SERVICE:
+ try {
+ owner.startServiceInPackage(uid,
+ finalIntent, resolvedType);
+ } catch (RuntimeException e) {
+ Log.w(ActivityManagerService.TAG,
+ "Unable to send startService intent", e);
+ }
+ break;
+ }
+
+ if (sendFinish) {
+ try {
+ finishedReceiver.performReceive(new Intent(finalIntent), 0,
+ null, null, false);
+ } catch (RemoteException e) {
+ }
+ }
+
+ Binder.restoreCallingIdentity(origId);
+
+ return 0;
+ }
+ }
+ return -1;
+ }
+
+ protected void finalize() throws Throwable {
+ if (!canceled) {
+ synchronized(owner) {
+ WeakReference<PendingIntentRecord> current =
+ owner.mIntentSenderRecords.get(key);
+ if (current == ref) {
+ owner.mIntentSenderRecords.remove(key);
+ }
+ }
+ }
+ }
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + "packageName=" + key.packageName
+ + " type=" + key.typeName()
+ + " flags=0x" + Integer.toHexString(key.flags));
+ pw.println(prefix + "activity=" + key.activity + " who=" + key.who);
+ pw.println(prefix + "requestCode=" + key.requestCode
+ + " requestResolvedType=" + key.requestResolvedType);
+ pw.println(prefix + "requestIntent=" + key.requestIntent);
+ pw.println(prefix + "sent=" + sent + " canceled=" + canceled);
+ }
+
+ public String toString() {
+ return "IntentSenderRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + key.packageName + " " + key.typeName() + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/PendingThumbnailsRecord.java b/services/java/com/android/server/am/PendingThumbnailsRecord.java
new file mode 100644
index 0000000..ed478c9
--- /dev/null
+++ b/services/java/com/android/server/am/PendingThumbnailsRecord.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2006 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 android.app.IThumbnailReceiver;
+
+import java.util.HashSet;
+
+/**
+ * This class keeps track of calls to getTasks() that are still
+ * waiting for thumbnail images.
+ */
+class PendingThumbnailsRecord
+{
+ final IThumbnailReceiver receiver; // who is waiting.
+ HashSet pendingRecords; // HistoryRecord objects we still wait for.
+ boolean finished; // Is pendingRecords empty?
+
+ PendingThumbnailsRecord(IThumbnailReceiver _receiver)
+ {
+ receiver = _receiver;
+ pendingRecords = new HashSet();
+ finished = false;
+ }
+}
diff --git a/services/java/com/android/server/am/ProcessRecord.java b/services/java/com/android/server/am/ProcessRecord.java
new file mode 100644
index 0000000..a1320df
--- /dev/null
+++ b/services/java/com/android/server/am/ProcessRecord.java
@@ -0,0 +1,224 @@
+/*
+ * Copyright (C) 2006 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 com.android.internal.os.BatteryStatsImpl;
+import com.android.server.Watchdog;
+
+import android.app.ActivityManager;
+import android.app.Dialog;
+import android.app.IApplicationThread;
+import android.app.IInstrumentationWatcher;
+import android.content.ComponentName;
+import android.content.pm.ApplicationInfo;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.RemoteException;
+
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+
+/**
+ * Full information about a particular process that
+ * is currently running.
+ */
+class ProcessRecord implements Watchdog.PssRequestor {
+ final BatteryStatsImpl.Uid.Proc batteryStats; // where to collect runtime statistics
+ final ApplicationInfo info; // all about the first app in the process
+ final String processName; // name of the process
+ // List of packages running in the process
+ final HashSet<String> pkgList = new HashSet();
+ IApplicationThread thread; // the actual proc... may be null only if
+ // 'persistent' is true (in which case we
+ // are in the process of launching the app)
+ int pid; // The process of this application; 0 if none
+ boolean starting; // True if the process is being started
+ int maxAdj; // Maximum OOM adjustment for this process
+ int hiddenAdj; // If hidden, this is the adjustment to use
+ int curRawAdj; // Current OOM unlimited adjustment for this process
+ int setRawAdj; // Last set OOM unlimited adjustment for this process
+ int curAdj; // Current OOM adjustment for this process
+ int setAdj; // Last set OOM adjustment for this process
+ boolean isForeground; // Is this app running the foreground UI?
+ boolean setIsForeground; // Running foreground UI when last set?
+ boolean foregroundServices; // Running any services that are foreground?
+ boolean bad; // True if disabled in the bad process list
+ IBinder forcingToForeground;// Token that is forcing this process to be foreground
+ int adjSeq; // Sequence id for identifying repeated trav
+ ComponentName instrumentationClass;// class installed to instrument app
+ String instrumentationProfileFile; // where to save profiling
+ IInstrumentationWatcher instrumentationWatcher; // who is waiting
+ Bundle instrumentationArguments;// as given to us
+ ComponentName instrumentationResultClass;// copy of instrumentationClass
+ BroadcastRecord curReceiver;// receiver currently running in the app
+ long lastRequestedGc; // When we last asked the app to do a gc
+ int lastPss; // Last pss size reported by app.
+
+ // contains HistoryRecord objects
+ final ArrayList activities = new ArrayList();
+ // all ServiceRecord running in this process
+ final HashSet services = new HashSet();
+ // services that are currently executing code (need to remain foreground).
+ final HashSet<ServiceRecord> executingServices
+ = new HashSet<ServiceRecord>();
+ // All ConnectionRecord this process holds
+ final HashSet<ConnectionRecord> connections
+ = new HashSet<ConnectionRecord>();
+ // all IIntentReceivers that are registered from this process.
+ final HashSet<ReceiverList> receivers = new HashSet<ReceiverList>();
+ // class (String) -> ContentProviderRecord
+ final HashMap pubProviders = new HashMap();
+ // All ContentProviderRecord process is using
+ final HashSet conProviders = new HashSet();
+
+ boolean persistent; // always keep this application running?
+ boolean crashing; // are we in the process of crashing?
+ Dialog crashDialog; // dialog being displayed due to crash.
+ boolean notResponding; // does the app have a not responding dialog?
+ Dialog anrDialog; // dialog being displayed due to app not resp.
+ boolean removed; // has app package been removed from device?
+ boolean debugging; // was app launched for debugging?
+ int persistentActivities; // number of activities that are persistent
+ boolean waitedForDebugger; // has process show wait for debugger dialog?
+ Dialog waitDialog; // current wait for debugger dialog
+
+ // These reports are generated & stored when an app gets into an error condition.
+ // They will be "null" when all is OK.
+ ActivityManager.ProcessErrorStateInfo crashingReport;
+ ActivityManager.ProcessErrorStateInfo notRespondingReport;
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "class=" + info.className);
+ pw.println(prefix+"manageSpaceActivityName="+info.manageSpaceActivityName);
+ pw.println(prefix + "dir=" + info.sourceDir + " publicDir=" + info.publicSourceDir
+ + " data=" + info.dataDir);
+ pw.println(prefix + "packageList=" + pkgList);
+ pw.println(prefix + "instrumentationClass=" + instrumentationClass
+ + " instrumentationProfileFile=" + instrumentationProfileFile);
+ pw.println(prefix + "instrumentationArguments=" + instrumentationArguments);
+ pw.println(prefix + "thread=" + thread + " curReceiver=" + curReceiver);
+ pw.println(prefix + "pid=" + pid + " starting=" + starting
+ + " lastPss=" + lastPss);
+ pw.println(prefix + "maxAdj=" + maxAdj + " hiddenAdj=" + hiddenAdj
+ + " curRawAdj=" + curRawAdj + " setRawAdj=" + setRawAdj
+ + " curAdj=" + curAdj + " setAdj=" + setAdj);
+ pw.println(prefix + "isForeground=" + isForeground
+ + " setIsForeground=" + setIsForeground
+ + " foregroundServices=" + foregroundServices
+ + " forcingToForeground=" + forcingToForeground);
+ pw.println(prefix + "persistent=" + persistent + " removed=" + removed
+ + " persistentActivities=" + persistentActivities);
+ pw.println(prefix + "debugging=" + debugging
+ + " crashing=" + crashing + " " + crashDialog
+ + " notResponding=" + notResponding + " " + anrDialog
+ + " bad=" + bad);
+ pw.println(prefix + "activities=" + activities);
+ pw.println(prefix + "services=" + services);
+ pw.println(prefix + "executingServices=" + executingServices);
+ pw.println(prefix + "connections=" + connections);
+ pw.println(prefix + "pubProviders=" + pubProviders);
+ pw.println(prefix + "conProviders=" + conProviders);
+ pw.println(prefix + "receivers=" + receivers);
+ }
+
+ ProcessRecord(BatteryStatsImpl.Uid.Proc _batteryStats, IApplicationThread _thread,
+ ApplicationInfo _info, String _processName) {
+ batteryStats = _batteryStats;
+ info = _info;
+ processName = _processName;
+ pkgList.add(_info.packageName);
+ thread = _thread;
+ maxAdj = ActivityManagerService.EMPTY_APP_ADJ;
+ hiddenAdj = ActivityManagerService.HIDDEN_APP_MIN_ADJ;
+ curRawAdj = setRawAdj = -100;
+ curAdj = setAdj = -100;
+ persistent = false;
+ removed = false;
+ persistentActivities = 0;
+ }
+
+ /**
+ * This method returns true if any of the activities within the process record are interesting
+ * to the user. See HistoryRecord.isInterestingToUserLocked()
+ */
+ public boolean isInterestingToUserLocked() {
+ final int size = activities.size();
+ for (int i = 0 ; i < size ; i++) {
+ HistoryRecord r = (HistoryRecord) activities.get(i);
+ if (r.isInterestingToUserLocked()) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public void stopFreezingAllLocked() {
+ int i = activities.size();
+ while (i > 0) {
+ i--;
+ ((HistoryRecord)activities.get(i)).stopFreezingScreenLocked(true);
+ }
+ }
+
+ public void requestPss() {
+ IApplicationThread localThread = thread;
+ if (localThread != null) {
+ try {
+ localThread.requestPss();
+ } catch (RemoteException e) {
+ }
+ }
+ }
+
+ public String toString() {
+ return "ProcessRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + pid + ":" + processName + "/" + info.uid + "}";
+ }
+
+ /*
+ * Return true if package has been added false if not
+ */
+ public boolean addPackage(String pkg) {
+ if (!pkgList.contains(pkg)) {
+ pkgList.add(pkg);
+ return true;
+ }
+ return false;
+ }
+
+ /*
+ * Delete all packages from list except the package indicated in info
+ */
+ public void resetPackageList() {
+ pkgList.clear();
+ pkgList.add(info.packageName);
+ }
+
+ public String[] getPackageList() {
+ int size = pkgList.size();
+ if (size == 0) {
+ return null;
+ }
+ String list[] = new String[size];
+ pkgList.toArray(list);
+ return list;
+ }
+}
diff --git a/services/java/com/android/server/am/ReceiverList.java b/services/java/com/android/server/am/ReceiverList.java
new file mode 100644
index 0000000..6ac527b
--- /dev/null
+++ b/services/java/com/android/server/am/ReceiverList.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2006 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 android.app.IIntentReceiver;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.RemoteException;
+
+import java.io.PrintWriter;
+import java.util.ArrayList;
+
+/**
+ * A receiver object that has registered for one or more broadcasts.
+ * The ArrayList holds BroadcastFilter objects.
+ */
+class ReceiverList extends ArrayList<BroadcastFilter>
+ implements IBinder.DeathRecipient {
+ final ActivityManagerService owner;
+ public final IIntentReceiver receiver;
+ public final ProcessRecord app;
+ public final int pid;
+ public final int uid;
+ BroadcastRecord curBroadcast = null;
+ boolean linkedToDeath = false;
+
+ ReceiverList(ActivityManagerService _owner, ProcessRecord _app,
+ int _pid, int _uid, IIntentReceiver _receiver) {
+ owner = _owner;
+ receiver = _receiver;
+ app = _app;
+ pid = _pid;
+ uid = _uid;
+ }
+
+ // Want object identity, not the array identity we are inheriting.
+ public boolean equals(Object o) {
+ return this == o;
+ }
+ public int hashCode() {
+ return System.identityHashCode(this);
+ }
+
+ public void binderDied() {
+ linkedToDeath = false;
+ owner.unregisterReceiver(receiver);
+ }
+
+ void dumpLocal(PrintWriter pw, String prefix) {
+ pw.println(prefix + "receiver=IBinder "
+ + Integer.toHexString(System.identityHashCode(receiver.asBinder())));
+ pw.println(prefix + "app=" + app + " pid=" + pid + " uid=" + uid);
+ pw.println(prefix + "curBroadcast=" + curBroadcast
+ + " linkedToDeath=" + linkedToDeath);
+ }
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ dumpLocal(pw, prefix);
+ String p2 = prefix + " ";
+ final int N = size();
+ for (int i=0; i<N; i++) {
+ BroadcastFilter bf = get(i);
+ pw.println(prefix + "Filter #" + i + ": " + bf);
+ bf.dump(pw, p2);
+ }
+ }
+
+ public String toString() {
+ return "ReceiverList{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + pid + " " + (app != null ? app.processName : "(unknown name)")
+ + "/" + uid + " client "
+ + Integer.toHexString(System.identityHashCode(receiver.asBinder()))
+ + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/ServiceRecord.java b/services/java/com/android/server/am/ServiceRecord.java
new file mode 100644
index 0000000..4b90600
--- /dev/null
+++ b/services/java/com/android/server/am/ServiceRecord.java
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2006 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 com.android.internal.os.BatteryStatsImpl;
+
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.ServiceInfo;
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.SystemClock;
+
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+
+/**
+ * A running application service.
+ */
+class ServiceRecord extends Binder {
+ final BatteryStatsImpl.Uid.Pkg.Serv stats;
+ final ComponentName name; // service component.
+ final String shortName; // name.flattenToShortString().
+ final Intent.FilterComparison intent;
+ // original intent used to find service.
+ final ServiceInfo serviceInfo;
+ // all information about the service.
+ final ApplicationInfo appInfo;
+ // information about service's app.
+ final String packageName; // the package implementing intent's component
+ final String processName; // process where this component wants to run
+ final String permission;// permission needed to access service
+ final String baseDir; // where activity source (resources etc) located
+ final String resDir; // where public activity source (public resources etc) located
+ final String dataDir; // where activity data should go
+ final boolean exported; // from ServiceInfo.exported
+ final Runnable restarter; // used to schedule retries of starting the service
+ final long createTime; // when this service was created
+ final HashMap<Intent.FilterComparison, IntentBindRecord> bindings
+ = new HashMap<Intent.FilterComparison, IntentBindRecord>();
+ // All active bindings to the service.
+ final HashMap<IBinder, ConnectionRecord> connections
+ = new HashMap<IBinder, ConnectionRecord>();
+ // IBinder -> ConnectionRecord of all bound clients
+ final List<Intent> startArgs = new ArrayList<Intent>();
+ // start() arguments that haven't yet been delivered.
+
+ ProcessRecord app; // where this service is running or null.
+ boolean isForeground; // asked to run as a foreground service?
+ long lastActivity; // last time there was some activity on the service.
+ boolean startRequested; // someone explicitly called start?
+ int lastStartId; // identifier of most recent start request.
+ int executeNesting; // number of outstanding operations keeping foreground.
+ long executingStart; // start time of last execute request.
+ int crashCount; // number of times proc has crashed with service running
+ int totalRestartCount; // number of times we have had to restart.
+ int restartCount; // number of restarts performed in a row.
+ long restartDelay; // delay until next restart attempt.
+ long restartTime; // time of last restart.
+ long nextRestartTime; // time when restartDelay will expire.
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "intent=" + intent.getIntent());
+ pw.println(prefix + "packageName=" + packageName);
+ pw.println(prefix + "processName=" + processName);
+ pw.println(prefix + "permission=" + permission);
+ pw.println(prefix + "baseDir=" + baseDir+ " resDir=" + resDir + " dataDir=" + dataDir);
+ pw.println(prefix + "app=" + app);
+ pw.println(prefix + "isForeground=" + isForeground
+ + " lastActivity=" + lastActivity);
+ pw.println(prefix + "startRequested=" + startRequested
+ + " startId=" + lastStartId
+ + " executeNesting=" + executeNesting
+ + " executingStart=" + executingStart
+ + " crashCount=" + crashCount);
+ pw.println(prefix + "totalRestartCount=" + totalRestartCount
+ + " restartCount=" + restartCount
+ + " restartDelay=" + restartDelay
+ + " restartTime=" + restartTime
+ + " nextRestartTime=" + nextRestartTime);
+ if (bindings.size() > 0) {
+ pw.println(prefix + "Bindings:");
+ Iterator<IntentBindRecord> it = bindings.values().iterator();
+ while (it.hasNext()) {
+ IntentBindRecord b = it.next();
+ pw.println(prefix + "Binding " + b);
+ b.dump(pw, prefix + " ");
+ }
+ }
+ if (connections.size() > 0) {
+ pw.println(prefix + "All Connections:");
+ Iterator<ConnectionRecord> it = connections.values().iterator();
+ while (it.hasNext()) {
+ ConnectionRecord c = it.next();
+ pw.println(prefix + " " + c);
+ }
+ }
+ }
+
+ ServiceRecord(BatteryStatsImpl.Uid.Pkg.Serv servStats, ComponentName name,
+ Intent.FilterComparison intent, ServiceInfo sInfo, Runnable restarter) {
+ this.stats = servStats;
+ this.name = name;
+ shortName = name.flattenToShortString();
+ this.intent = intent;
+ serviceInfo = sInfo;
+ appInfo = sInfo.applicationInfo;
+ packageName = sInfo.applicationInfo.packageName;
+ processName = sInfo.processName;
+ permission = sInfo.permission;
+ baseDir = sInfo.applicationInfo.sourceDir;
+ resDir = sInfo.applicationInfo.publicSourceDir;
+ dataDir = sInfo.applicationInfo.dataDir;
+ exported = sInfo.exported;
+ this.restarter = restarter;
+ createTime = lastActivity = SystemClock.uptimeMillis();
+ }
+
+ public AppBindRecord retrieveAppBindingLocked(Intent intent,
+ ProcessRecord app) {
+ Intent.FilterComparison filter = new Intent.FilterComparison(intent);
+ IntentBindRecord i = bindings.get(filter);
+ if (i == null) {
+ i = new IntentBindRecord(this, filter);
+ bindings.put(filter, i);
+ }
+ AppBindRecord a = i.apps.get(app);
+ if (a != null) {
+ return a;
+ }
+ a = new AppBindRecord(this, i, app);
+ i.apps.put(app, a);
+ return a;
+ }
+
+ public void resetRestartCounter() {
+ restartCount = 0;
+ restartDelay = 0;
+ restartTime = 0;
+ }
+
+ public String toString() {
+ return "ServiceRecord{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + shortName + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/TaskRecord.java b/services/java/com/android/server/am/TaskRecord.java
new file mode 100644
index 0000000..aab3736
--- /dev/null
+++ b/services/java/com/android/server/am/TaskRecord.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2006 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 android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.os.SystemClock;
+
+import java.io.PrintWriter;
+
+class TaskRecord {
+ final int taskId; // Unique identifier for this task.
+ final String affinity; // The affinity name for this task, or null.
+ final boolean clearOnBackground; // As per the original activity.
+ Intent intent; // The original intent that started the task.
+ Intent affinityIntent; // Intent of affinity-moved activity that started this task.
+ ComponentName origActivity; // The non-alias activity component of the intent.
+ ComponentName realActivity; // The actual activity component that started the task.
+ int numActivities; // Current number of activities in this task.
+ long lastActiveTime; // Last time this task was active, including sleep.
+ boolean rootWasReset; // True if the intent at the root of the task had
+ // the FLAG_ACTIVITY_RESET_TASK_IF_NEEDED flag.
+
+ TaskRecord(int _taskId, ActivityInfo info, Intent _intent,
+ boolean _clearOnBackground) {
+ taskId = _taskId;
+ affinity = info.taskAffinity;
+ clearOnBackground = _clearOnBackground;
+ setIntent(_intent, info);
+ }
+
+ void touchActiveTime() {
+ lastActiveTime = android.os.SystemClock.elapsedRealtime();
+ }
+
+ long getInactiveDuration() {
+ return android.os.SystemClock.elapsedRealtime() - lastActiveTime;
+ }
+
+ void setIntent(Intent _intent, ActivityInfo info) {
+ if (info.targetActivity == null) {
+ intent = _intent;
+ realActivity = _intent != null ? _intent.getComponent() : null;
+ origActivity = null;
+ } else {
+ ComponentName targetComponent = new ComponentName(
+ info.packageName, info.targetActivity);
+ if (_intent != null) {
+ Intent targetIntent = new Intent(_intent);
+ targetIntent.setComponent(targetComponent);
+ intent = targetIntent;
+ realActivity = targetComponent;
+ origActivity = _intent.getComponent();
+ } else {
+ intent = null;
+ realActivity = targetComponent;
+ origActivity = new ComponentName(info.packageName, info.name);
+ }
+ }
+
+ if (intent != null &&
+ (intent.getFlags()&Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) {
+ // Once we are set to an Intent with this flag, we count this
+ // task as having a true root activity.
+ rootWasReset = true;
+ }
+ }
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + "clearOnBackground=" + clearOnBackground
+ + " numActivities=" + numActivities
+ + " rootWasReset=" + rootWasReset);
+ pw.println(prefix + "affinity=" + affinity);
+ pw.println(prefix + "intent=" + intent);
+ pw.println(prefix + "affinityIntent=" + affinityIntent);
+ pw.println(prefix + "origActivity=" + origActivity);
+ pw.println(prefix + "lastActiveTime=" + lastActiveTime
+ +" (inactive for " + (getInactiveDuration()/1000) + "s)");
+ }
+
+ public String toString() {
+ return "Task{" + taskId + " "
+ + (affinity != null ? affinity
+ : (intent != null ? intent.getComponent().flattenToShortString()
+ : affinityIntent != null ? affinityIntent.getComponent().flattenToShortString() : "??"))
+ + "}";
+ }
+}
diff --git a/services/java/com/android/server/am/UriPermission.java b/services/java/com/android/server/am/UriPermission.java
new file mode 100644
index 0000000..fb7a745
--- /dev/null
+++ b/services/java/com/android/server/am/UriPermission.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2006 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 android.content.Intent;
+import android.net.Uri;
+
+import java.io.PrintWriter;
+import java.util.HashSet;
+
+class UriPermission {
+ final int uid;
+ final Uri uri;
+ int modeFlags = 0;
+ int globalModeFlags = 0;
+ final HashSet<HistoryRecord> readActivities = new HashSet<HistoryRecord>();
+ final HashSet<HistoryRecord> writeActivities = new HashSet<HistoryRecord>();
+
+ UriPermission(int _uid, Uri _uri) {
+ uid = _uid;
+ uri = _uri;
+ }
+
+ void clearModes(int modeFlags) {
+ if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) {
+ globalModeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION;
+ modeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION;
+ if (readActivities.size() > 0) {
+ for (HistoryRecord r : readActivities) {
+ r.readUriPermissions.remove(this);
+ if (r.readUriPermissions.size() == 0) {
+ r.readUriPermissions = null;
+ }
+ }
+ readActivities.clear();
+ }
+ }
+ if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) {
+ globalModeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
+ modeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
+ if (readActivities.size() > 0) {
+ for (HistoryRecord r : readActivities) {
+ r.writeUriPermissions.remove(this);
+ if (r.writeUriPermissions.size() == 0) {
+ r.writeUriPermissions = null;
+ }
+ }
+ readActivities.clear();
+ }
+ }
+ }
+
+ public String toString() {
+ return "UriPermission{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " " + uri + "}";
+ }
+
+ void dump(PrintWriter pw, String prefix) {
+ pw.println(prefix + this);
+ pw.println(prefix + " modeFlags=0x" + Integer.toHexString(modeFlags)
+ + " uid=" + uid
+ + " globalModeFlags=0x"
+ + Integer.toHexString(globalModeFlags));
+ pw.println(prefix + " readActivities=" + readActivities);
+ pw.println(prefix + " writeActivities=" + writeActivities);
+ }
+}
diff --git a/services/java/com/android/server/am/UsageStatsService.java b/services/java/com/android/server/am/UsageStatsService.java
new file mode 100755
index 0000000..3922f39
--- /dev/null
+++ b/services/java/com/android/server/am/UsageStatsService.java
@@ -0,0 +1,532 @@
+/*
+ * Copyright (C) 2006-2007 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 com.android.internal.app.IUsageStats;
+import android.content.ComponentName;
+import android.content.Context;
+import android.os.Binder;
+import android.os.IBinder;
+import com.android.internal.os.PkgUsageStats;
+import android.os.Parcel;
+import android.os.Process;
+import android.os.ServiceManager;
+import android.os.SystemClock;
+import android.util.Log;
+import java.io.File;
+import java.io.FileDescriptor;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.Calendar;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * This service collects the statistics associated with usage
+ * of various components, like when a particular package is launched or
+ * paused and aggregates events like number of time a component is launched
+ * total duration of a component launch.
+ */
+public final class UsageStatsService extends IUsageStats.Stub {
+ public static final String SERVICE_NAME = "usagestats";
+ private static final boolean localLOGV = false;
+ private static final String TAG = "UsageStats";
+ static IUsageStats sService;
+ private Context mContext;
+ // structure used to maintain statistics since the last checkin.
+ final private Map<String, PkgUsageStatsExtended> mStats;
+ // Lock to update package stats. Methods suffixed by SLOCK should invoked with
+ // this lock held
+ final Object mStatsLock;
+ // Lock to write to file. Methods suffixed by FLOCK should invoked with
+ // this lock held.
+ final Object mFileLock;
+ // Order of locks is mFileLock followed by mStatsLock to avoid deadlocks
+ private String mResumedPkg;
+ private File mFile;
+ //private File mBackupFile;
+ private long mLastWriteRealTime;
+ private int _FILE_WRITE_INTERVAL = 30*60*1000; //ms
+ private static final String _PREFIX_DELIMIT=".";
+ private String mFilePrefix;
+ private Calendar mCal;
+ private static final int _MAX_NUM_FILES = 10;
+ private long mLastTime;
+
+ private class PkgUsageStatsExtended {
+ int mLaunchCount;
+ long mUsageTime;
+ long mPausedTime;
+ long mResumedTime;
+
+ PkgUsageStatsExtended() {
+ mLaunchCount = 0;
+ mUsageTime = 0;
+ }
+ void updateResume() {
+ mLaunchCount ++;
+ mResumedTime = SystemClock.elapsedRealtime();
+ }
+ void updatePause() {
+ mPausedTime = SystemClock.elapsedRealtime();
+ mUsageTime += (mPausedTime - mResumedTime);
+ }
+ void clear() {
+ mLaunchCount = 0;
+ mUsageTime = 0;
+ }
+ }
+
+ UsageStatsService(String fileName) {
+ mStats = new HashMap<String, PkgUsageStatsExtended>();
+ mStatsLock = new Object();
+ mFileLock = new Object();
+ mFilePrefix = fileName;
+ mCal = Calendar.getInstance();
+ // Update current stats which are binned by date
+ String uFileName = getCurrentDateStr(mFilePrefix);
+ mFile = new File(uFileName);
+ readStatsFromFile();
+ mLastWriteRealTime = SystemClock.elapsedRealtime();
+ mLastTime = new Date().getTime();
+ }
+
+ /*
+ * Utility method to convert date into string.
+ */
+ private String getCurrentDateStr(String prefix) {
+ mCal.setTime(new Date());
+ StringBuilder sb = new StringBuilder();
+ if (prefix != null) {
+ sb.append(prefix);
+ sb.append(".");
+ }
+ int mm = mCal.get(Calendar.MONTH) - Calendar.JANUARY +1;
+ if (mm < 10) {
+ sb.append("0");
+ }
+ sb.append(mm);
+ int dd = mCal.get(Calendar.DAY_OF_MONTH);
+ if (dd < 10) {
+ sb.append("0");
+ }
+ sb.append(dd);
+ sb.append(mCal.get(Calendar.YEAR));
+ return sb.toString();
+ }
+
+ private Parcel getParcelForFile(File file) throws IOException {
+ FileInputStream stream = new FileInputStream(file);
+ byte[] raw = readFully(stream);
+ Parcel in = Parcel.obtain();
+ in.unmarshall(raw, 0, raw.length);
+ in.setDataPosition(0);
+ stream.close();
+ return in;
+ }
+
+ private void readStatsFromFile() {
+ File newFile = mFile;
+ synchronized (mFileLock) {
+ try {
+ if (newFile.exists()) {
+ readStatsFLOCK(newFile);
+ } else {
+ // Check for file limit before creating a new file
+ checkFileLimitFLOCK();
+ newFile.createNewFile();
+ }
+ } catch (IOException e) {
+ Log.w(TAG,"Error : " + e + " reading data from file:" + newFile);
+ }
+ }
+ }
+
+ private void readStatsFLOCK(File file) throws IOException {
+ Parcel in = getParcelForFile(file);
+ while (in.dataAvail() > 0) {
+ String pkgName = in.readString();
+ PkgUsageStatsExtended pus = new PkgUsageStatsExtended();
+ pus.mLaunchCount = in.readInt();
+ pus.mUsageTime = in.readLong();
+ synchronized (mStatsLock) {
+ mStats.put(pkgName, pus);
+ }
+ }
+ }
+
+ private ArrayList<String> getUsageStatsFileListFLOCK() {
+ File dir = getUsageFilesDir();
+ if (dir == null) {
+ Log.w(TAG, "Couldnt find writable directory for usage stats file");
+ return null;
+ }
+ // Check if there are too many files in the system and delete older files
+ String fList[] = dir.list();
+ if (fList == null) {
+ return null;
+ }
+ File pre = new File(mFilePrefix);
+ String filePrefix = pre.getName();
+ // file name followed by dot
+ int prefixLen = filePrefix.length()+1;
+ ArrayList<String> fileList = new ArrayList<String>();
+ for (String file : fList) {
+ int index = file.indexOf(filePrefix);
+ if (index == -1) {
+ continue;
+ }
+ if (file.endsWith(".bak")) {
+ continue;
+ }
+ fileList.add(file);
+ }
+ return fileList;
+ }
+
+ private File getUsageFilesDir() {
+ if (mFilePrefix == null) {
+ return null;
+ }
+ File pre = new File(mFilePrefix);
+ return new File(pre.getParent());
+ }
+
+ private void checkFileLimitFLOCK() {
+ File dir = getUsageFilesDir();
+ if (dir == null) {
+ Log.w(TAG, "Couldnt find writable directory for usage stats file");
+ return;
+ }
+ // Get all usage stats output files
+ ArrayList<String> fileList = getUsageStatsFileListFLOCK();
+ if (fileList == null) {
+ // Strange but we dont have to delete any thing
+ return;
+ }
+ int count = fileList.size();
+ if (count <= _MAX_NUM_FILES) {
+ return;
+ }
+ // Sort files
+ Collections.sort(fileList);
+ count -= _MAX_NUM_FILES;
+ // Delete older files
+ for (int i = 0; i < count; i++) {
+ String fileName = fileList.get(i);
+ File file = new File(dir, fileName);
+ Log.i(TAG, "Deleting file : "+fileName);
+ file.delete();
+ }
+ }
+
+ private void writeStatsToFile() {
+ synchronized (mFileLock) {
+ long currTime = new Date().getTime();
+ boolean dayChanged = ((currTime - mLastTime) >= (24*60*60*1000));
+ long currRealTime = SystemClock.elapsedRealtime();
+ if (((currRealTime-mLastWriteRealTime) < _FILE_WRITE_INTERVAL) &&
+ (!dayChanged)) {
+ // wait till the next update
+ return;
+ }
+ // Get the most recent file
+ String todayStr = getCurrentDateStr(mFilePrefix);
+ // Copy current file to back up
+ File backupFile = new File(mFile.getPath() + ".bak");
+ mFile.renameTo(backupFile);
+ try {
+ checkFileLimitFLOCK();
+ mFile.createNewFile();
+ // Write mStats to file
+ writeStatsFLOCK();
+ mLastWriteRealTime = currRealTime;
+ mLastTime = currTime;
+ if (dayChanged) {
+ // clear stats
+ synchronized (mStats) {
+ mStats.clear();
+ }
+ mFile = new File(todayStr);
+ }
+ // Delete the backup file
+ if (backupFile != null) {
+ backupFile.delete();
+ }
+ } catch (IOException e) {
+ Log.w(TAG, "Failed writing stats to file:" + mFile);
+ if (backupFile != null) {
+ backupFile.renameTo(mFile);
+ }
+ }
+ }
+ }
+
+ private void writeStatsFLOCK() throws IOException {
+ FileOutputStream stream = new FileOutputStream(mFile);
+ Parcel out = Parcel.obtain();
+ writeStatsToParcelFLOCK(out);
+ stream.write(out.marshall());
+ out.recycle();
+ stream.flush();
+ stream.close();
+ }
+
+ private void writeStatsToParcelFLOCK(Parcel out) {
+ synchronized (mStatsLock) {
+ Set<String> keys = mStats.keySet();
+ for (String key : keys) {
+ PkgUsageStatsExtended pus = mStats.get(key);
+ out.writeString(key);
+ out.writeInt(pus.mLaunchCount);
+ out.writeLong(pus.mUsageTime);
+ }
+ }
+ }
+
+ public void publish(Context context) {
+ mContext = context;
+ ServiceManager.addService(SERVICE_NAME, asBinder());
+ }
+
+ public static IUsageStats getService() {
+ if (sService != null) {
+ return sService;
+ }
+ IBinder b = ServiceManager.getService(SERVICE_NAME);
+ sService = asInterface(b);
+ return sService;
+ }
+
+ public void noteResumeComponent(ComponentName componentName) {
+ enforceCallingPermission();
+ String pkgName;
+ if ((componentName == null) ||
+ ((pkgName = componentName.getPackageName()) == null)) {
+ return;
+ }
+ if ((mResumedPkg != null) && (mResumedPkg.equalsIgnoreCase(pkgName))) {
+ // Moving across activities in same package. just return
+ return;
+ }
+ if (localLOGV) Log.i(TAG, "started component:"+pkgName);
+ synchronized (mStatsLock) {
+ PkgUsageStatsExtended pus = mStats.get(pkgName);
+ if (pus == null) {
+ pus = new PkgUsageStatsExtended();
+ mStats.put(pkgName, pus);
+ }
+ pus.updateResume();
+ }
+ mResumedPkg = pkgName;
+ }
+
+ public void notePauseComponent(ComponentName componentName) {
+ enforceCallingPermission();
+ String pkgName;
+ if ((componentName == null) ||
+ ((pkgName = componentName.getPackageName()) == null)) {
+ return;
+ }
+ if ((mResumedPkg == null) || (!pkgName.equalsIgnoreCase(mResumedPkg))) {
+ Log.w(TAG, "Something wrong here, Didn't expect "+pkgName+" to be paused");
+ return;
+ }
+ if (localLOGV) Log.i(TAG, "paused component:"+pkgName);
+ synchronized (mStatsLock) {
+ PkgUsageStatsExtended pus = mStats.get(pkgName);
+ if (pus == null) {
+ // Weird some error here
+ Log.w(TAG, "No package stats for pkg:"+pkgName);
+ return;
+ }
+ pus.updatePause();
+ }
+ // Persist data to file
+ writeStatsToFile();
+ }
+
+ public void enforceCallingPermission() {
+ if (Binder.getCallingPid() == Process.myPid()) {
+ return;
+ }
+ mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS,
+ Binder.getCallingPid(), Binder.getCallingUid(), null);
+ }
+
+ public PkgUsageStats getPkgUsageStats(ComponentName componentName) {
+ mContext.enforceCallingOrSelfPermission(
+ android.Manifest.permission.PACKAGE_USAGE_STATS, null);
+ String pkgName;
+ if ((componentName == null) ||
+ ((pkgName = componentName.getPackageName()) == null)) {
+ return null;
+ }
+ synchronized (mStatsLock) {
+ PkgUsageStatsExtended pus = mStats.get(pkgName);
+ if (pus == null) {
+ return null;
+ }
+ return new PkgUsageStats(pkgName, pus.mLaunchCount, pus.mUsageTime);
+ }
+ }
+
+ public PkgUsageStats[] getAllPkgUsageStats() {
+ mContext.enforceCallingOrSelfPermission(
+ android.Manifest.permission.PACKAGE_USAGE_STATS, null);
+ synchronized (mStatsLock) {
+ Set<String> keys = mStats.keySet();
+ int size = keys.size();
+ if (size <= 0) {
+ return null;
+ }
+ PkgUsageStats retArr[] = new PkgUsageStats[size];
+ int i = 0;
+ for (String key: keys) {
+ PkgUsageStatsExtended pus = mStats.get(key);
+ retArr[i] = new PkgUsageStats(key, pus.mLaunchCount, pus.mUsageTime);
+ i++;
+ }
+ return retArr;
+ }
+ }
+
+ static byte[] readFully(FileInputStream stream) throws java.io.IOException {
+ int pos = 0;
+ int avail = stream.available();
+ byte[] data = new byte[avail];
+ while (true) {
+ int amt = stream.read(data, pos, data.length-pos);
+ if (amt <= 0) {
+ return data;
+ }
+ pos += amt;
+ avail = stream.available();
+ if (avail > data.length-pos) {
+ byte[] newData = new byte[pos+avail];
+ System.arraycopy(data, 0, newData, 0, pos);
+ data = newData;
+ }
+ }
+ }
+
+ private void collectDumpInfoFLOCK(PrintWriter pw, String[] args) {
+ List<String> fileList = getUsageStatsFileListFLOCK();
+ if (fileList == null) {
+ return;
+ }
+ final boolean isCheckinRequest = scanArgs(args, "-c");
+ Collections.sort(fileList);
+ File usageFile = new File(mFilePrefix);
+ String dirName = usageFile.getParent();
+ File dir = new File(dirName);
+ String filePrefix = usageFile.getName();
+ // file name followed by dot
+ int prefixLen = filePrefix.length()+1;
+ String todayStr = getCurrentDateStr(null);
+ for (String file : fileList) {
+ File dFile = new File(dir, file);
+ String dateStr = file.substring(prefixLen);
+ try {
+ Parcel in = getParcelForFile(dFile);
+ collectDumpInfoFromParcelFLOCK(in, pw, dateStr, isCheckinRequest);
+ if (isCheckinRequest && !todayStr.equalsIgnoreCase(dateStr)) {
+ // Delete old file after collecting info only for checkin requests
+ dFile.delete();
+ }
+ } catch (FileNotFoundException e) {
+ Log.w(TAG, "Failed with "+e+" when collecting dump info from file : " + file);
+ return;
+ } catch (IOException e) {
+ Log.w(TAG, "Failed with "+e+" when collecting dump info from file : "+file);
+ }
+ }
+ }
+
+ private void collectDumpInfoFromParcelFLOCK(Parcel in, PrintWriter pw,
+ String date, boolean isCheckinRequest) {
+ StringBuilder sb = new StringBuilder();
+ sb.append("Date:");
+ sb.append(date);
+ boolean first = true;
+ while (in.dataAvail() > 0) {
+ String pkgName = in.readString();
+ int launchCount = in.readInt();
+ long usageTime = in.readLong();
+ if (isCheckinRequest) {
+ if (!first) {
+ sb.append(",");
+ }
+ sb.append(pkgName);
+ sb.append(",");
+ sb.append(launchCount);
+ sb.append(",");
+ sb.append(usageTime);
+ sb.append("ms");
+ } else {
+ if (first) {
+ sb.append("\n");
+ }
+ sb.append("pkg=");
+ sb.append(pkgName);
+ sb.append(", launchCount=");
+ sb.append(launchCount);
+ sb.append(", usageTime=");
+ sb.append(usageTime);
+ sb.append(" ms\n");
+ }
+ first = false;
+ }
+ pw.write(sb.toString());
+ }
+
+ /**
+ * Searches array of arguments for the specified string
+ * @param args array of argument strings
+ * @param value value to search for
+ * @return true if the value is contained in the array
+ */
+ private static boolean scanArgs(String[] args, String value) {
+ if (args != null) {
+ for (String arg : args) {
+ if (value.equals(arg)) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ @Override
+ /*
+ * The data persisted to file is parsed and the stats are computed.
+ */
+ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+ synchronized (mFileLock) {
+ collectDumpInfoFLOCK(pw, args);
+ }
+ }
+
+}
diff --git a/services/java/com/android/server/am/package.html b/services/java/com/android/server/am/package.html
new file mode 100755
index 0000000..c9f96a6
--- /dev/null
+++ b/services/java/com/android/server/am/package.html
@@ -0,0 +1,5 @@
+<body>
+
+{@hide}
+
+</body>