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|
/*
* 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 android.app;
import android.app.backup.BackupAgent;
import android.content.BroadcastReceiver;
import android.content.ComponentCallbacks2;
import android.content.ComponentName;
import android.content.ContentProvider;
import android.content.Context;
import android.content.IContentProvider;
import android.content.Intent;
import android.content.IIntentReceiver;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.IPackageManager;
import android.content.pm.InstrumentationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.ProviderInfo;
import android.content.pm.ServiceInfo;
import android.content.res.AssetManager;
import android.content.res.CompatibilityInfo;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDebug;
import android.database.sqlite.SQLiteDebug.DbStats;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.hardware.display.DisplayManager;
import android.hardware.display.DisplayManagerGlobal;
import android.net.IConnectivityManager;
import android.net.Proxy;
import android.net.ProxyProperties;
import android.opengl.GLUtils;
import android.os.AsyncTask;
import android.os.Binder;
import android.os.Bundle;
import android.os.Debug;
import android.os.Environment;
import android.os.Handler;
import android.os.IBinder;
import android.os.Looper;
import android.os.Message;
import android.os.MessageQueue;
import android.os.ParcelFileDescriptor;
import android.os.Process;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.StrictMode;
import android.os.SystemClock;
import android.os.Trace;
import android.os.UserHandle;
import android.util.AndroidRuntimeException;
import android.util.DisplayMetrics;
import android.util.EventLog;
import android.util.Log;
import android.util.LogPrinter;
import android.util.PrintWriterPrinter;
import android.util.Slog;
import android.view.CompatibilityInfoHolder;
import android.view.Display;
import android.view.HardwareRenderer;
import android.view.View;
import android.view.ViewDebug;
import android.view.ViewManager;
import android.view.ViewRootImpl;
import android.view.Window;
import android.view.WindowManager;
import android.view.WindowManagerGlobal;
import android.renderscript.RenderScript;
import android.security.AndroidKeyStoreProvider;
import com.android.internal.os.BinderInternal;
import com.android.internal.os.RuntimeInit;
import com.android.internal.os.SamplingProfilerIntegration;
import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl;
import java.io.File;
import java.io.FileDescriptor;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.ref.WeakReference;
import java.net.InetAddress;
import java.security.Security;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
import java.util.regex.Pattern;
import libcore.io.EventLogger;
import libcore.io.IoUtils;
import dalvik.system.CloseGuard;
final class SuperNotCalledException extends AndroidRuntimeException {
public SuperNotCalledException(String msg) {
super(msg);
}
}
final class RemoteServiceException extends AndroidRuntimeException {
public RemoteServiceException(String msg) {
super(msg);
}
}
/**
* This manages the execution of the main thread in an
* application process, scheduling and executing activities,
* broadcasts, and other operations on it as the activity
* manager requests.
*
* {@hide}
*/
public final class ActivityThread {
/** @hide */
public static final String TAG = "ActivityThread";
private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565;
static final boolean localLOGV = false;
static final boolean DEBUG_MESSAGES = false;
/** @hide */
public static final boolean DEBUG_BROADCAST = false;
private static final boolean DEBUG_RESULTS = false;
private static final boolean DEBUG_BACKUP = false;
private static final boolean DEBUG_CONFIGURATION = false;
private static final boolean DEBUG_SERVICE = false;
private static final boolean DEBUG_MEMORY_TRIM = false;
private static final boolean DEBUG_PROVIDER = false;
private static final long MIN_TIME_BETWEEN_GCS = 5*1000;
private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";");
private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003;
private static final int LOG_ON_PAUSE_CALLED = 30021;
private static final int LOG_ON_RESUME_CALLED = 30022;
static ContextImpl mSystemContext = null;
static IPackageManager sPackageManager;
final ApplicationThread mAppThread = new ApplicationThread();
final Looper mLooper = Looper.myLooper();
final H mH = new H();
final HashMap<IBinder, ActivityClientRecord> mActivities
= new HashMap<IBinder, ActivityClientRecord>();
// List of new activities (via ActivityRecord.nextIdle) that should
// be reported when next we idle.
ActivityClientRecord mNewActivities = null;
// Number of activities that are currently visible on-screen.
int mNumVisibleActivities = 0;
final HashMap<IBinder, Service> mServices
= new HashMap<IBinder, Service>();
AppBindData mBoundApplication;
Profiler mProfiler;
int mCurDefaultDisplayDpi;
boolean mDensityCompatMode;
Configuration mConfiguration;
Configuration mCompatConfiguration;
Configuration mResConfiguration;
CompatibilityInfo mResCompatibilityInfo;
Application mInitialApplication;
final ArrayList<Application> mAllApplications
= new ArrayList<Application>();
// set of instantiated backup agents, keyed by package name
final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>();
static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal<ActivityThread>();
Instrumentation mInstrumentation;
String mInstrumentationAppDir = null;
String mInstrumentationAppLibraryDir = null;
String mInstrumentationAppPackage = null;
String mInstrumentedAppDir = null;
String mInstrumentedAppLibraryDir = null;
boolean mSystemThread = false;
boolean mJitEnabled = false;
// These can be accessed by multiple threads; mPackages is the lock.
// XXX For now we keep around information about all packages we have
// seen, not removing entries from this map.
// NOTE: The activity and window managers need to call in to
// ActivityThread to do things like update resource configurations,
// which means this lock gets held while the activity and window managers
// holds their own lock. Thus you MUST NEVER call back into the activity manager
// or window manager or anything that depends on them while holding this lock.
final HashMap<String, WeakReference<LoadedApk>> mPackages
= new HashMap<String, WeakReference<LoadedApk>>();
final HashMap<String, WeakReference<LoadedApk>> mResourcePackages
= new HashMap<String, WeakReference<LoadedApk>>();
final HashMap<CompatibilityInfo, DisplayMetrics> mDefaultDisplayMetrics
= new HashMap<CompatibilityInfo, DisplayMetrics>();
final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources
= new HashMap<ResourcesKey, WeakReference<Resources> >();
final ArrayList<ActivityClientRecord> mRelaunchingActivities
= new ArrayList<ActivityClientRecord>();
Configuration mPendingConfiguration = null;
// The lock of mProviderMap protects the following variables.
final HashMap<String, ProviderClientRecord> mProviderMap
= new HashMap<String, ProviderClientRecord>();
final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap
= new HashMap<IBinder, ProviderRefCount>();
final HashMap<IBinder, ProviderClientRecord> mLocalProviders
= new HashMap<IBinder, ProviderClientRecord>();
final HashMap<ComponentName, ProviderClientRecord> mLocalProvidersByName
= new HashMap<ComponentName, ProviderClientRecord>();
final HashMap<Activity, ArrayList<OnActivityPausedListener>> mOnPauseListeners
= new HashMap<Activity, ArrayList<OnActivityPausedListener>>();
final GcIdler mGcIdler = new GcIdler();
boolean mGcIdlerScheduled = false;
static Handler sMainThreadHandler; // set once in main()
Bundle mCoreSettings = null;
static final class ActivityClientRecord {
IBinder token;
int ident;
Intent intent;
Bundle state;
Activity activity;
Window window;
Activity parent;
String embeddedID;
Activity.NonConfigurationInstances lastNonConfigurationInstances;
boolean paused;
boolean stopped;
boolean hideForNow;
Configuration newConfig;
Configuration createdConfig;
ActivityClientRecord nextIdle;
String profileFile;
ParcelFileDescriptor profileFd;
boolean autoStopProfiler;
ActivityInfo activityInfo;
CompatibilityInfo compatInfo;
LoadedApk packageInfo;
List<ResultInfo> pendingResults;
List<Intent> pendingIntents;
boolean startsNotResumed;
boolean isForward;
int pendingConfigChanges;
boolean onlyLocalRequest;
View mPendingRemoveWindow;
WindowManager mPendingRemoveWindowManager;
ActivityClientRecord() {
parent = null;
embeddedID = null;
paused = false;
stopped = false;
hideForNow = false;
nextIdle = null;
}
public boolean isPreHoneycomb() {
if (activity != null) {
return activity.getApplicationInfo().targetSdkVersion
< android.os.Build.VERSION_CODES.HONEYCOMB;
}
return false;
}
public String toString() {
ComponentName componentName = intent != null ? intent.getComponent() : null;
return "ActivityRecord{"
+ Integer.toHexString(System.identityHashCode(this))
+ " token=" + token + " " + (componentName == null
? "no component name" : componentName.toShortString())
+ "}";
}
}
final class ProviderClientRecord {
final String[] mNames;
final IContentProvider mProvider;
final ContentProvider mLocalProvider;
final IActivityManager.ContentProviderHolder mHolder;
ProviderClientRecord(String[] names, IContentProvider provider,
ContentProvider localProvider,
IActivityManager.ContentProviderHolder holder) {
mNames = names;
mProvider = provider;
mLocalProvider = localProvider;
mHolder = holder;
}
}
static final class NewIntentData {
List<Intent> intents;
IBinder token;
public String toString() {
return "NewIntentData{intents=" + intents + " token=" + token + "}";
}
}
static final class ReceiverData extends BroadcastReceiver.PendingResult {
public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras,
boolean ordered, boolean sticky, IBinder token, int sendingUser) {
super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky,
token, sendingUser);
this.intent = intent;
}
Intent intent;
ActivityInfo info;
CompatibilityInfo compatInfo;
public String toString() {
return "ReceiverData{intent=" + intent + " packageName=" +
info.packageName + " resultCode=" + getResultCode()
+ " resultData=" + getResultData() + " resultExtras="
+ getResultExtras(false) + "}";
}
}
static final class CreateBackupAgentData {
ApplicationInfo appInfo;
CompatibilityInfo compatInfo;
int backupMode;
public String toString() {
return "CreateBackupAgentData{appInfo=" + appInfo
+ " backupAgent=" + appInfo.backupAgentName
+ " mode=" + backupMode + "}";
}
}
static final class CreateServiceData {
IBinder token;
ServiceInfo info;
CompatibilityInfo compatInfo;
Intent intent;
public String toString() {
return "CreateServiceData{token=" + token + " className="
+ info.name + " packageName=" + info.packageName
+ " intent=" + intent + "}";
}
}
static final class BindServiceData {
IBinder token;
Intent intent;
boolean rebind;
public String toString() {
return "BindServiceData{token=" + token + " intent=" + intent + "}";
}
}
static final class ServiceArgsData {
IBinder token;
boolean taskRemoved;
int startId;
int flags;
Intent args;
public String toString() {
return "ServiceArgsData{token=" + token + " startId=" + startId
+ " args=" + args + "}";
}
}
static final class AppBindData {
LoadedApk info;
String processName;
ApplicationInfo appInfo;
List<ProviderInfo> providers;
ComponentName instrumentationName;
Bundle instrumentationArgs;
IInstrumentationWatcher instrumentationWatcher;
int debugMode;
boolean enableOpenGlTrace;
boolean restrictedBackupMode;
boolean persistent;
Configuration config;
CompatibilityInfo compatInfo;
/** Initial values for {@link Profiler}. */
String initProfileFile;
ParcelFileDescriptor initProfileFd;
boolean initAutoStopProfiler;
public String toString() {
return "AppBindData{appInfo=" + appInfo + "}";
}
}
static final class Profiler {
String profileFile;
ParcelFileDescriptor profileFd;
boolean autoStopProfiler;
boolean profiling;
boolean handlingProfiling;
public void setProfiler(String file, ParcelFileDescriptor fd) {
if (profiling) {
if (fd != null) {
try {
fd.close();
} catch (IOException e) {
// Ignore
}
}
return;
}
if (profileFd != null) {
try {
profileFd.close();
} catch (IOException e) {
// Ignore
}
}
profileFile = file;
profileFd = fd;
}
public void startProfiling() {
if (profileFd == null || profiling) {
return;
}
try {
Debug.startMethodTracing(profileFile, profileFd.getFileDescriptor(),
8 * 1024 * 1024, 0);
profiling = true;
} catch (RuntimeException e) {
Slog.w(TAG, "Profiling failed on path " + profileFile);
try {
profileFd.close();
profileFd = null;
} catch (IOException e2) {
Slog.w(TAG, "Failure closing profile fd", e2);
}
}
}
public void stopProfiling() {
if (profiling) {
profiling = false;
Debug.stopMethodTracing();
if (profileFd != null) {
try {
profileFd.close();
} catch (IOException e) {
}
}
profileFd = null;
profileFile = null;
}
}
}
static final class DumpComponentInfo {
ParcelFileDescriptor fd;
IBinder token;
String prefix;
String[] args;
}
static final class ResultData {
IBinder token;
List<ResultInfo> results;
public String toString() {
return "ResultData{token=" + token + " results" + results + "}";
}
}
static final class ContextCleanupInfo {
ContextImpl context;
String what;
String who;
}
static final class ProfilerControlData {
String path;
ParcelFileDescriptor fd;
}
static final class DumpHeapData {
String path;
ParcelFileDescriptor fd;
}
static final class UpdateCompatibilityData {
String pkg;
CompatibilityInfo info;
}
private native void dumpGraphicsInfo(FileDescriptor fd);
private class ApplicationThread extends ApplicationThreadNative {
private static final String HEAP_COLUMN = "%13s %8s %8s %8s %8s %8s %8s";
private static final String ONE_COUNT_COLUMN = "%21s %8d";
private static final String TWO_COUNT_COLUMNS = "%21s %8d %21s %8d";
private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s";
// Formatting for checkin service - update version if row format changes
private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1;
private void updatePendingConfiguration(Configuration config) {
synchronized (mPackages) {
if (mPendingConfiguration == null ||
mPendingConfiguration.isOtherSeqNewer(config)) {
mPendingConfiguration = config;
}
}
}
public final void schedulePauseActivity(IBinder token, boolean finished,
boolean userLeaving, int configChanges) {
queueOrSendMessage(
finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY,
token,
(userLeaving ? 1 : 0),
configChanges);
}
public final void scheduleStopActivity(IBinder token, boolean showWindow,
int configChanges) {
queueOrSendMessage(
showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE,
token, 0, configChanges);
}
public final void scheduleWindowVisibility(IBinder token, boolean showWindow) {
queueOrSendMessage(
showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW,
token);
}
public final void scheduleSleeping(IBinder token, boolean sleeping) {
queueOrSendMessage(H.SLEEPING, token, sleeping ? 1 : 0);
}
public final void scheduleResumeActivity(IBinder token, boolean isForward) {
queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0);
}
public final void scheduleSendResult(IBinder token, List<ResultInfo> results) {
ResultData res = new ResultData();
res.token = token;
res.results = results;
queueOrSendMessage(H.SEND_RESULT, res);
}
// we use token to identify this activity without having to send the
// activity itself back to the activity manager. (matters more with ipc)
public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident,
ActivityInfo info, Configuration curConfig, CompatibilityInfo compatInfo,
Bundle state, List<ResultInfo> pendingResults,
List<Intent> pendingNewIntents, boolean notResumed, boolean isForward,
String profileName, ParcelFileDescriptor profileFd, boolean autoStopProfiler) {
ActivityClientRecord r = new ActivityClientRecord();
r.token = token;
r.ident = ident;
r.intent = intent;
r.activityInfo = info;
r.compatInfo = compatInfo;
r.state = state;
r.pendingResults = pendingResults;
r.pendingIntents = pendingNewIntents;
r.startsNotResumed = notResumed;
r.isForward = isForward;
r.profileFile = profileName;
r.profileFd = profileFd;
r.autoStopProfiler = autoStopProfiler;
updatePendingConfiguration(curConfig);
queueOrSendMessage(H.LAUNCH_ACTIVITY, r);
}
public final void scheduleRelaunchActivity(IBinder token,
List<ResultInfo> pendingResults, List<Intent> pendingNewIntents,
int configChanges, boolean notResumed, Configuration config) {
requestRelaunchActivity(token, pendingResults, pendingNewIntents,
configChanges, notResumed, config, true);
}
public final void scheduleNewIntent(List<Intent> intents, IBinder token) {
NewIntentData data = new NewIntentData();
data.intents = intents;
data.token = token;
queueOrSendMessage(H.NEW_INTENT, data);
}
public final void scheduleDestroyActivity(IBinder token, boolean finishing,
int configChanges) {
queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0,
configChanges);
}
public final void scheduleReceiver(Intent intent, ActivityInfo info,
CompatibilityInfo compatInfo, int resultCode, String data, Bundle extras,
boolean sync, int sendingUser) {
ReceiverData r = new ReceiverData(intent, resultCode, data, extras,
sync, false, mAppThread.asBinder(), sendingUser);
r.info = info;
r.compatInfo = compatInfo;
queueOrSendMessage(H.RECEIVER, r);
}
public final void scheduleCreateBackupAgent(ApplicationInfo app,
CompatibilityInfo compatInfo, int backupMode) {
CreateBackupAgentData d = new CreateBackupAgentData();
d.appInfo = app;
d.compatInfo = compatInfo;
d.backupMode = backupMode;
queueOrSendMessage(H.CREATE_BACKUP_AGENT, d);
}
public final void scheduleDestroyBackupAgent(ApplicationInfo app,
CompatibilityInfo compatInfo) {
CreateBackupAgentData d = new CreateBackupAgentData();
d.appInfo = app;
d.compatInfo = compatInfo;
queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d);
}
public final void scheduleCreateService(IBinder token,
ServiceInfo info, CompatibilityInfo compatInfo) {
CreateServiceData s = new CreateServiceData();
s.token = token;
s.info = info;
s.compatInfo = compatInfo;
queueOrSendMessage(H.CREATE_SERVICE, s);
}
public final void scheduleBindService(IBinder token, Intent intent,
boolean rebind) {
BindServiceData s = new BindServiceData();
s.token = token;
s.intent = intent;
s.rebind = rebind;
if (DEBUG_SERVICE)
Slog.v(TAG, "scheduleBindService token=" + token + " intent=" + intent + " uid="
+ Binder.getCallingUid() + " pid=" + Binder.getCallingPid());
queueOrSendMessage(H.BIND_SERVICE, s);
}
public final void scheduleUnbindService(IBinder token, Intent intent) {
BindServiceData s = new BindServiceData();
s.token = token;
s.intent = intent;
queueOrSendMessage(H.UNBIND_SERVICE, s);
}
public final void scheduleServiceArgs(IBinder token, boolean taskRemoved, int startId,
int flags ,Intent args) {
ServiceArgsData s = new ServiceArgsData();
s.token = token;
s.taskRemoved = taskRemoved;
s.startId = startId;
s.flags = flags;
s.args = args;
queueOrSendMessage(H.SERVICE_ARGS, s);
}
public final void scheduleStopService(IBinder token) {
queueOrSendMessage(H.STOP_SERVICE, token);
}
public final void bindApplication(String processName,
ApplicationInfo appInfo, List<ProviderInfo> providers,
ComponentName instrumentationName, String profileFile,
ParcelFileDescriptor profileFd, boolean autoStopProfiler,
Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher,
int debugMode, boolean enableOpenGlTrace, boolean isRestrictedBackupMode,
boolean persistent, Configuration config, CompatibilityInfo compatInfo,
Map<String, IBinder> services, Bundle coreSettings) {
if (services != null) {
// Setup the service cache in the ServiceManager
ServiceManager.initServiceCache(services);
}
setCoreSettings(coreSettings);
AppBindData data = new AppBindData();
data.processName = processName;
data.appInfo = appInfo;
data.providers = providers;
data.instrumentationName = instrumentationName;
data.instrumentationArgs = instrumentationArgs;
data.instrumentationWatcher = instrumentationWatcher;
data.debugMode = debugMode;
data.enableOpenGlTrace = enableOpenGlTrace;
data.restrictedBackupMode = isRestrictedBackupMode;
data.persistent = persistent;
data.config = config;
data.compatInfo = compatInfo;
data.initProfileFile = profileFile;
data.initProfileFd = profileFd;
data.initAutoStopProfiler = false;
queueOrSendMessage(H.BIND_APPLICATION, data);
}
public final void scheduleExit() {
queueOrSendMessage(H.EXIT_APPLICATION, null);
}
public final void scheduleSuicide() {
queueOrSendMessage(H.SUICIDE, null);
}
public void requestThumbnail(IBinder token) {
queueOrSendMessage(H.REQUEST_THUMBNAIL, token);
}
public void scheduleConfigurationChanged(Configuration config) {
updatePendingConfiguration(config);
queueOrSendMessage(H.CONFIGURATION_CHANGED, config);
}
public void updateTimeZone() {
TimeZone.setDefault(null);
}
public void clearDnsCache() {
// a non-standard API to get this to libcore
InetAddress.clearDnsCache();
}
public void setHttpProxy(String host, String port, String exclList) {
Proxy.setHttpProxySystemProperty(host, port, exclList);
}
public void processInBackground() {
mH.removeMessages(H.GC_WHEN_IDLE);
mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE));
}
public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) {
DumpComponentInfo data = new DumpComponentInfo();
try {
data.fd = ParcelFileDescriptor.dup(fd);
data.token = servicetoken;
data.args = args;
queueOrSendMessage(H.DUMP_SERVICE, data);
} catch (IOException e) {
Slog.w(TAG, "dumpService failed", e);
}
}
// This function exists to make sure all receiver dispatching is
// correctly ordered, since these are one-way calls and the binder driver
// applies transaction ordering per object for such calls.
public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent,
int resultCode, String dataStr, Bundle extras, boolean ordered,
boolean sticky, int sendingUser) throws RemoteException {
receiver.performReceive(intent, resultCode, dataStr, extras, ordered,
sticky, sendingUser);
}
public void scheduleLowMemory() {
queueOrSendMessage(H.LOW_MEMORY, null);
}
public void scheduleActivityConfigurationChanged(IBinder token) {
queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token);
}
public void profilerControl(boolean start, String path, ParcelFileDescriptor fd,
int profileType) {
ProfilerControlData pcd = new ProfilerControlData();
pcd.path = path;
pcd.fd = fd;
queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0, profileType);
}
public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) {
DumpHeapData dhd = new DumpHeapData();
dhd.path = path;
dhd.fd = fd;
queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0);
}
public void setSchedulingGroup(int group) {
// Note: do this immediately, since going into the foreground
// should happen regardless of what pending work we have to do
// and the activity manager will wait for us to report back that
// we are done before sending us to the background.
try {
Process.setProcessGroup(Process.myPid(), group);
} catch (Exception e) {
Slog.w(TAG, "Failed setting process group to " + group, e);
}
}
public void getMemoryInfo(Debug.MemoryInfo outInfo) {
Debug.getMemoryInfo(outInfo);
}
public void dispatchPackageBroadcast(int cmd, String[] packages) {
queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd);
}
public void scheduleCrash(String msg) {
queueOrSendMessage(H.SCHEDULE_CRASH, msg);
}
public void dumpActivity(FileDescriptor fd, IBinder activitytoken,
String prefix, String[] args) {
DumpComponentInfo data = new DumpComponentInfo();
try {
data.fd = ParcelFileDescriptor.dup(fd);
data.token = activitytoken;
data.prefix = prefix;
data.args = args;
queueOrSendMessage(H.DUMP_ACTIVITY, data);
} catch (IOException e) {
Slog.w(TAG, "dumpActivity failed", e);
}
}
public void dumpProvider(FileDescriptor fd, IBinder providertoken,
String[] args) {
DumpComponentInfo data = new DumpComponentInfo();
try {
data.fd = ParcelFileDescriptor.dup(fd);
data.token = providertoken;
data.args = args;
queueOrSendMessage(H.DUMP_PROVIDER, data);
} catch (IOException e) {
Slog.w(TAG, "dumpProvider failed", e);
}
}
@Override
public Debug.MemoryInfo dumpMemInfo(FileDescriptor fd, boolean checkin,
boolean all, String[] args) {
FileOutputStream fout = new FileOutputStream(fd);
PrintWriter pw = new PrintWriter(fout);
try {
return dumpMemInfo(pw, checkin, all);
} finally {
pw.flush();
}
}
private Debug.MemoryInfo dumpMemInfo(PrintWriter pw, boolean checkin, boolean all) {
long nativeMax = Debug.getNativeHeapSize() / 1024;
long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024;
long nativeFree = Debug.getNativeHeapFreeSize() / 1024;
Debug.MemoryInfo memInfo = new Debug.MemoryInfo();
Debug.getMemoryInfo(memInfo);
if (!all) {
return memInfo;
}
Runtime runtime = Runtime.getRuntime();
long dalvikMax = runtime.totalMemory() / 1024;
long dalvikFree = runtime.freeMemory() / 1024;
long dalvikAllocated = dalvikMax - dalvikFree;
long viewInstanceCount = ViewDebug.getViewInstanceCount();
long viewRootInstanceCount = ViewDebug.getViewRootImplCount();
long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class);
long activityInstanceCount = Debug.countInstancesOfClass(Activity.class);
int globalAssetCount = AssetManager.getGlobalAssetCount();
int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount();
int binderLocalObjectCount = Debug.getBinderLocalObjectCount();
int binderProxyObjectCount = Debug.getBinderProxyObjectCount();
int binderDeathObjectCount = Debug.getBinderDeathObjectCount();
long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class);
SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo();
// For checkin, we print one long comma-separated list of values
if (checkin) {
// NOTE: if you change anything significant below, also consider changing
// ACTIVITY_THREAD_CHECKIN_VERSION.
String processName = (mBoundApplication != null)
? mBoundApplication.processName : "unknown";
// Header
pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(',');
pw.print(Process.myPid()); pw.print(',');
pw.print(processName); pw.print(',');
// Heap info - max
pw.print(nativeMax); pw.print(',');
pw.print(dalvikMax); pw.print(',');
pw.print("N/A,");
pw.print(nativeMax + dalvikMax); pw.print(',');
// Heap info - allocated
pw.print(nativeAllocated); pw.print(',');
pw.print(dalvikAllocated); pw.print(',');
pw.print("N/A,");
pw.print(nativeAllocated + dalvikAllocated); pw.print(',');
// Heap info - free
pw.print(nativeFree); pw.print(',');
pw.print(dalvikFree); pw.print(',');
pw.print("N/A,");
pw.print(nativeFree + dalvikFree); pw.print(',');
// Heap info - proportional set size
pw.print(memInfo.nativePss); pw.print(',');
pw.print(memInfo.dalvikPss); pw.print(',');
pw.print(memInfo.otherPss); pw.print(',');
pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(',');
// Heap info - shared
pw.print(memInfo.nativeSharedDirty); pw.print(',');
pw.print(memInfo.dalvikSharedDirty); pw.print(',');
pw.print(memInfo.otherSharedDirty); pw.print(',');
pw.print(memInfo.nativeSharedDirty + memInfo.dalvikSharedDirty
+ memInfo.otherSharedDirty); pw.print(',');
// Heap info - private
pw.print(memInfo.nativePrivateDirty); pw.print(',');
pw.print(memInfo.dalvikPrivateDirty); pw.print(',');
pw.print(memInfo.otherPrivateDirty); pw.print(',');
pw.print(memInfo.nativePrivateDirty + memInfo.dalvikPrivateDirty
+ memInfo.otherPrivateDirty); pw.print(',');
// Object counts
pw.print(viewInstanceCount); pw.print(',');
pw.print(viewRootInstanceCount); pw.print(',');
pw.print(appContextInstanceCount); pw.print(',');
pw.print(activityInstanceCount); pw.print(',');
pw.print(globalAssetCount); pw.print(',');
pw.print(globalAssetManagerCount); pw.print(',');
pw.print(binderLocalObjectCount); pw.print(',');
pw.print(binderProxyObjectCount); pw.print(',');
pw.print(binderDeathObjectCount); pw.print(',');
pw.print(openSslSocketCount); pw.print(',');
// SQL
pw.print(stats.memoryUsed / 1024); pw.print(',');
pw.print(stats.memoryUsed / 1024); pw.print(',');
pw.print(stats.pageCacheOverflow / 1024); pw.print(',');
pw.print(stats.largestMemAlloc / 1024);
for (int i = 0; i < stats.dbStats.size(); i++) {
DbStats dbStats = stats.dbStats.get(i);
pw.print(','); pw.print(dbStats.dbName);
pw.print(','); pw.print(dbStats.pageSize);
pw.print(','); pw.print(dbStats.dbSize);
pw.print(','); pw.print(dbStats.lookaside);
pw.print(','); pw.print(dbStats.cache);
pw.print(','); pw.print(dbStats.cache);
}
pw.println();
return memInfo;
}
// otherwise, show human-readable format
printRow(pw, HEAP_COLUMN, "", "", "Shared", "Private", "Heap", "Heap", "Heap");
printRow(pw, HEAP_COLUMN, "", "Pss", "Dirty", "Dirty", "Size", "Alloc", "Free");
printRow(pw, HEAP_COLUMN, "", "------", "------", "------", "------", "------",
"------");
printRow(pw, HEAP_COLUMN, "Native", memInfo.nativePss, memInfo.nativeSharedDirty,
memInfo.nativePrivateDirty, nativeMax, nativeAllocated, nativeFree);
printRow(pw, HEAP_COLUMN, "Dalvik", memInfo.dalvikPss, memInfo.dalvikSharedDirty,
memInfo.dalvikPrivateDirty, dalvikMax, dalvikAllocated, dalvikFree);
int otherPss = memInfo.otherPss;
int otherSharedDirty = memInfo.otherSharedDirty;
int otherPrivateDirty = memInfo.otherPrivateDirty;
for (int i=0; i<Debug.MemoryInfo.NUM_OTHER_STATS; i++) {
printRow(pw, HEAP_COLUMN, Debug.MemoryInfo.getOtherLabel(i),
memInfo.getOtherPss(i), memInfo.getOtherSharedDirty(i),
memInfo.getOtherPrivateDirty(i), "", "", "");
otherPss -= memInfo.getOtherPss(i);
otherSharedDirty -= memInfo.getOtherSharedDirty(i);
otherPrivateDirty -= memInfo.getOtherPrivateDirty(i);
}
printRow(pw, HEAP_COLUMN, "Unknown", otherPss, otherSharedDirty,
otherPrivateDirty, "", "", "");
printRow(pw, HEAP_COLUMN, "TOTAL", memInfo.getTotalPss(),
memInfo.getTotalSharedDirty(), memInfo.getTotalPrivateDirty(),
nativeMax+dalvikMax, nativeAllocated+dalvikAllocated,
nativeFree+dalvikFree);
pw.println(" ");
pw.println(" Objects");
printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRootImpl:",
viewRootInstanceCount);
printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount,
"Activities:", activityInstanceCount);
printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount,
"AssetManagers:", globalAssetManagerCount);
printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount,
"Proxy Binders:", binderProxyObjectCount);
printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount);
printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount);
// SQLite mem info
pw.println(" ");
pw.println(" SQL");
printRow(pw, ONE_COUNT_COLUMN, "MEMORY_USED:", stats.memoryUsed / 1024);
printRow(pw, TWO_COUNT_COLUMNS, "PAGECACHE_OVERFLOW:",
stats.pageCacheOverflow / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024);
pw.println(" ");
int N = stats.dbStats.size();
if (N > 0) {
pw.println(" DATABASES");
printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache",
"Dbname");
for (int i = 0; i < N; i++) {
DbStats dbStats = stats.dbStats.get(i);
printRow(pw, DB_INFO_FORMAT,
(dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ",
(dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ",
(dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ",
dbStats.cache, dbStats.dbName);
}
}
// Asset details.
String assetAlloc = AssetManager.getAssetAllocations();
if (assetAlloc != null) {
pw.println(" ");
pw.println(" Asset Allocations");
pw.print(assetAlloc);
}
return memInfo;
}
@Override
public void dumpGfxInfo(FileDescriptor fd, String[] args) {
dumpGraphicsInfo(fd);
WindowManagerGlobal.getInstance().dumpGfxInfo(fd);
}
@Override
public void dumpDbInfo(FileDescriptor fd, String[] args) {
PrintWriter pw = new PrintWriter(new FileOutputStream(fd));
PrintWriterPrinter printer = new PrintWriterPrinter(pw);
SQLiteDebug.dump(printer, args);
pw.flush();
}
@Override
public void unstableProviderDied(IBinder provider) {
queueOrSendMessage(H.UNSTABLE_PROVIDER_DIED, provider);
}
private void printRow(PrintWriter pw, String format, Object...objs) {
pw.println(String.format(format, objs));
}
public void setCoreSettings(Bundle coreSettings) {
queueOrSendMessage(H.SET_CORE_SETTINGS, coreSettings);
}
public void updatePackageCompatibilityInfo(String pkg, CompatibilityInfo info) {
UpdateCompatibilityData ucd = new UpdateCompatibilityData();
ucd.pkg = pkg;
ucd.info = info;
queueOrSendMessage(H.UPDATE_PACKAGE_COMPATIBILITY_INFO, ucd);
}
public void scheduleTrimMemory(int level) {
queueOrSendMessage(H.TRIM_MEMORY, null, level);
}
}
private class H extends Handler {
public static final int LAUNCH_ACTIVITY = 100;
public static final int PAUSE_ACTIVITY = 101;
public static final int PAUSE_ACTIVITY_FINISHING= 102;
public static final int STOP_ACTIVITY_SHOW = 103;
public static final int STOP_ACTIVITY_HIDE = 104;
public static final int SHOW_WINDOW = 105;
public static final int HIDE_WINDOW = 106;
public static final int RESUME_ACTIVITY = 107;
public static final int SEND_RESULT = 108;
public static final int DESTROY_ACTIVITY = 109;
public static final int BIND_APPLICATION = 110;
public static final int EXIT_APPLICATION = 111;
public static final int NEW_INTENT = 112;
public static final int RECEIVER = 113;
public static final int CREATE_SERVICE = 114;
public static final int SERVICE_ARGS = 115;
public static final int STOP_SERVICE = 116;
public static final int REQUEST_THUMBNAIL = 117;
public static final int CONFIGURATION_CHANGED = 118;
public static final int CLEAN_UP_CONTEXT = 119;
public static final int GC_WHEN_IDLE = 120;
public static final int BIND_SERVICE = 121;
public static final int UNBIND_SERVICE = 122;
public static final int DUMP_SERVICE = 123;
public static final int LOW_MEMORY = 124;
public static final int ACTIVITY_CONFIGURATION_CHANGED = 125;
public static final int RELAUNCH_ACTIVITY = 126;
public static final int PROFILER_CONTROL = 127;
public static final int CREATE_BACKUP_AGENT = 128;
public static final int DESTROY_BACKUP_AGENT = 129;
public static final int SUICIDE = 130;
public static final int REMOVE_PROVIDER = 131;
public static final int ENABLE_JIT = 132;
public static final int DISPATCH_PACKAGE_BROADCAST = 133;
public static final int SCHEDULE_CRASH = 134;
public static final int DUMP_HEAP = 135;
public static final int DUMP_ACTIVITY = 136;
public static final int SLEEPING = 137;
public static final int SET_CORE_SETTINGS = 138;
public static final int UPDATE_PACKAGE_COMPATIBILITY_INFO = 139;
public static final int TRIM_MEMORY = 140;
public static final int DUMP_PROVIDER = 141;
public static final int UNSTABLE_PROVIDER_DIED = 142;
String codeToString(int code) {
if (DEBUG_MESSAGES) {
switch (code) {
case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY";
case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY";
case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING";
case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW";
case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE";
case SHOW_WINDOW: return "SHOW_WINDOW";
case HIDE_WINDOW: return "HIDE_WINDOW";
case RESUME_ACTIVITY: return "RESUME_ACTIVITY";
case SEND_RESULT: return "SEND_RESULT";
case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY";
case BIND_APPLICATION: return "BIND_APPLICATION";
case EXIT_APPLICATION: return "EXIT_APPLICATION";
case NEW_INTENT: return "NEW_INTENT";
case RECEIVER: return "RECEIVER";
case CREATE_SERVICE: return "CREATE_SERVICE";
case SERVICE_ARGS: return "SERVICE_ARGS";
case STOP_SERVICE: return "STOP_SERVICE";
case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL";
case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED";
case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT";
case GC_WHEN_IDLE: return "GC_WHEN_IDLE";
case BIND_SERVICE: return "BIND_SERVICE";
case UNBIND_SERVICE: return "UNBIND_SERVICE";
case DUMP_SERVICE: return "DUMP_SERVICE";
case LOW_MEMORY: return "LOW_MEMORY";
case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED";
case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY";
case PROFILER_CONTROL: return "PROFILER_CONTROL";
case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT";
case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT";
case SUICIDE: return "SUICIDE";
case REMOVE_PROVIDER: return "REMOVE_PROVIDER";
case ENABLE_JIT: return "ENABLE_JIT";
case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST";
case SCHEDULE_CRASH: return "SCHEDULE_CRASH";
case DUMP_HEAP: return "DUMP_HEAP";
case DUMP_ACTIVITY: return "DUMP_ACTIVITY";
case SLEEPING: return "SLEEPING";
case SET_CORE_SETTINGS: return "SET_CORE_SETTINGS";
case UPDATE_PACKAGE_COMPATIBILITY_INFO: return "UPDATE_PACKAGE_COMPATIBILITY_INFO";
case TRIM_MEMORY: return "TRIM_MEMORY";
case DUMP_PROVIDER: return "DUMP_PROVIDER";
case UNSTABLE_PROVIDER_DIED: return "UNSTABLE_PROVIDER_DIED";
}
}
return Integer.toString(code);
}
public void handleMessage(Message msg) {
if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + codeToString(msg.what));
switch (msg.what) {
case LAUNCH_ACTIVITY: {
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityStart");
ActivityClientRecord r = (ActivityClientRecord)msg.obj;
r.packageInfo = getPackageInfoNoCheck(
r.activityInfo.applicationInfo, r.compatInfo);
handleLaunchActivity(r, null);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
} break;
case RELAUNCH_ACTIVITY: {
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityRestart");
ActivityClientRecord r = (ActivityClientRecord)msg.obj;
handleRelaunchActivity(r);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
} break;
case PAUSE_ACTIVITY:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityPause");
handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2);
maybeSnapshot();
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case PAUSE_ACTIVITY_FINISHING:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityPause");
handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case STOP_ACTIVITY_SHOW:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityStop");
handleStopActivity((IBinder)msg.obj, true, msg.arg2);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case STOP_ACTIVITY_HIDE:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityStop");
handleStopActivity((IBinder)msg.obj, false, msg.arg2);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SHOW_WINDOW:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityShowWindow");
handleWindowVisibility((IBinder)msg.obj, true);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case HIDE_WINDOW:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityHideWindow");
handleWindowVisibility((IBinder)msg.obj, false);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case RESUME_ACTIVITY:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityResume");
handleResumeActivity((IBinder)msg.obj, true,
msg.arg1 != 0);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SEND_RESULT:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityDeliverResult");
handleSendResult((ResultData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case DESTROY_ACTIVITY:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityDestroy");
handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0,
msg.arg2, false);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case BIND_APPLICATION:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "bindApplication");
AppBindData data = (AppBindData)msg.obj;
handleBindApplication(data);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case EXIT_APPLICATION:
if (mInitialApplication != null) {
mInitialApplication.onTerminate();
}
Looper.myLooper().quit();
break;
case NEW_INTENT:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityNewIntent");
handleNewIntent((NewIntentData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case RECEIVER:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "broadcastReceiveComp");
handleReceiver((ReceiverData)msg.obj);
maybeSnapshot();
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case CREATE_SERVICE:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "serviceCreate");
handleCreateService((CreateServiceData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case BIND_SERVICE:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "serviceBind");
handleBindService((BindServiceData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case UNBIND_SERVICE:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "serviceUnbind");
handleUnbindService((BindServiceData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SERVICE_ARGS:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "serviceStart");
handleServiceArgs((ServiceArgsData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case STOP_SERVICE:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "serviceStop");
handleStopService((IBinder)msg.obj);
maybeSnapshot();
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case REQUEST_THUMBNAIL:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "requestThumbnail");
handleRequestThumbnail((IBinder)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case CONFIGURATION_CHANGED:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "configChanged");
mCurDefaultDisplayDpi = ((Configuration)msg.obj).densityDpi;
handleConfigurationChanged((Configuration)msg.obj, null);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case CLEAN_UP_CONTEXT:
ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj;
cci.context.performFinalCleanup(cci.who, cci.what);
break;
case GC_WHEN_IDLE:
scheduleGcIdler();
break;
case DUMP_SERVICE:
handleDumpService((DumpComponentInfo)msg.obj);
break;
case LOW_MEMORY:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "lowMemory");
handleLowMemory();
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case ACTIVITY_CONFIGURATION_CHANGED:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "activityConfigChanged");
handleActivityConfigurationChanged((IBinder)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case PROFILER_CONTROL:
handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj, msg.arg2);
break;
case CREATE_BACKUP_AGENT:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "backupCreateAgent");
handleCreateBackupAgent((CreateBackupAgentData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case DESTROY_BACKUP_AGENT:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "backupDestroyAgent");
handleDestroyBackupAgent((CreateBackupAgentData)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SUICIDE:
Process.killProcess(Process.myPid());
break;
case REMOVE_PROVIDER:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "providerRemove");
completeRemoveProvider((ProviderRefCount)msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case ENABLE_JIT:
ensureJitEnabled();
break;
case DISPATCH_PACKAGE_BROADCAST:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "broadcastPackage");
handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SCHEDULE_CRASH:
throw new RemoteServiceException((String)msg.obj);
case DUMP_HEAP:
handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj);
break;
case DUMP_ACTIVITY:
handleDumpActivity((DumpComponentInfo)msg.obj);
break;
case DUMP_PROVIDER:
handleDumpProvider((DumpComponentInfo)msg.obj);
break;
case SLEEPING:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "sleeping");
handleSleeping((IBinder)msg.obj, msg.arg1 != 0);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case SET_CORE_SETTINGS:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "setCoreSettings");
handleSetCoreSettings((Bundle) msg.obj);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case UPDATE_PACKAGE_COMPATIBILITY_INFO:
handleUpdatePackageCompatibilityInfo((UpdateCompatibilityData)msg.obj);
break;
case TRIM_MEMORY:
Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "trimMemory");
handleTrimMemory(msg.arg1);
Trace.traceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER);
break;
case UNSTABLE_PROVIDER_DIED:
handleUnstableProviderDied((IBinder)msg.obj, false);
break;
}
if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + codeToString(msg.what));
}
private void maybeSnapshot() {
if (mBoundApplication != null && SamplingProfilerIntegration.isEnabled()) {
// convert the *private* ActivityThread.PackageInfo to *public* known
// android.content.pm.PackageInfo
String packageName = mBoundApplication.info.mPackageName;
android.content.pm.PackageInfo packageInfo = null;
try {
Context context = getSystemContext();
if(context == null) {
Log.e(TAG, "cannot get a valid context");
return;
}
PackageManager pm = context.getPackageManager();
if(pm == null) {
Log.e(TAG, "cannot get a valid PackageManager");
return;
}
packageInfo = pm.getPackageInfo(
packageName, PackageManager.GET_ACTIVITIES);
} catch (NameNotFoundException e) {
Log.e(TAG, "cannot get package info for " + packageName, e);
}
SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo);
}
}
}
private class Idler implements MessageQueue.IdleHandler {
public final boolean queueIdle() {
ActivityClientRecord a = mNewActivities;
boolean stopProfiling = false;
if (mBoundApplication != null && mProfiler.profileFd != null
&& mProfiler.autoStopProfiler) {
stopProfiling = true;
}
if (a != null) {
mNewActivities = null;
IActivityManager am = ActivityManagerNative.getDefault();
ActivityClientRecord prev;
do {
if (localLOGV) Slog.v(
TAG, "Reporting idle of " + a +
" finished=" +
(a.activity != null && a.activity.mFinished));
if (a.activity != null && !a.activity.mFinished) {
try {
am.activityIdle(a.token, a.createdConfig, stopProfiling);
a.createdConfig = null;
} catch (RemoteException ex) {
// Ignore
}
}
prev = a;
a = a.nextIdle;
prev.nextIdle = null;
} while (a != null);
}
if (stopProfiling) {
mProfiler.stopProfiling();
}
ensureJitEnabled();
return false;
}
}
final class GcIdler implements MessageQueue.IdleHandler {
public final boolean queueIdle() {
doGcIfNeeded();
return false;
}
}
private static class ResourcesKey {
final private String mResDir;
final private int mDisplayId;
final private Configuration mOverrideConfiguration;
final private float mScale;
final private int mHash;
ResourcesKey(String resDir, int displayId, Configuration overrideConfiguration, float scale) {
mResDir = resDir;
mDisplayId = displayId;
if (overrideConfiguration != null) {
if (Configuration.EMPTY.equals(overrideConfiguration)) {
overrideConfiguration = null;
}
}
mOverrideConfiguration = overrideConfiguration;
mScale = scale;
int hash = 17;
hash = 31 * hash + mResDir.hashCode();
hash = 31 * hash + mDisplayId;
hash = 31 * hash + (mOverrideConfiguration != null
? mOverrideConfiguration.hashCode() : 0);
hash = 31 * hash + Float.floatToIntBits(mScale);
mHash = hash;
}
@Override
public int hashCode() {
return mHash;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof ResourcesKey)) {
return false;
}
ResourcesKey peer = (ResourcesKey) obj;
if (!mResDir.equals(peer.mResDir)) {
return false;
}
if (mDisplayId != peer.mDisplayId) {
return false;
}
if (mOverrideConfiguration != peer.mOverrideConfiguration) {
if (mOverrideConfiguration == null || peer.mOverrideConfiguration == null) {
return false;
}
if (!mOverrideConfiguration.equals(peer.mOverrideConfiguration)) {
return false;
}
}
if (mScale != peer.mScale) {
return false;
}
return true;
}
}
public static ActivityThread currentActivityThread() {
return sThreadLocal.get();
}
public static String currentPackageName() {
ActivityThread am = currentActivityThread();
return (am != null && am.mBoundApplication != null)
? am.mBoundApplication.processName : null;
}
public static Application currentApplication() {
ActivityThread am = currentActivityThread();
return am != null ? am.mInitialApplication : null;
}
public static IPackageManager getPackageManager() {
if (sPackageManager != null) {
//Slog.v("PackageManager", "returning cur default = " + sPackageManager);
return sPackageManager;
}
IBinder b = ServiceManager.getService("package");
//Slog.v("PackageManager", "default service binder = " + b);
sPackageManager = IPackageManager.Stub.asInterface(b);
//Slog.v("PackageManager", "default service = " + sPackageManager);
return sPackageManager;
}
private void flushDisplayMetricsLocked() {
mDefaultDisplayMetrics.clear();
}
DisplayMetrics getDisplayMetricsLocked(int displayId, CompatibilityInfo ci) {
boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY);
DisplayMetrics dm = isDefaultDisplay ? mDefaultDisplayMetrics.get(ci) : null;
if (dm != null) {
return dm;
}
dm = new DisplayMetrics();
DisplayManagerGlobal displayManager = DisplayManagerGlobal.getInstance();
if (displayManager == null) {
// may be null early in system startup
dm.setToDefaults();
return dm;
}
if (isDefaultDisplay) {
mDefaultDisplayMetrics.put(ci, dm);
}
CompatibilityInfoHolder cih = new CompatibilityInfoHolder();
cih.set(ci);
Display d = displayManager.getCompatibleDisplay(displayId, cih);
if (d != null) {
d.getMetrics(dm);
} else {
// Display no longer exists
// FIXME: This would not be a problem if we kept the Display object around
// instead of using the raw display id everywhere. The Display object caches
// its information even after the display has been removed.
dm.setToDefaults();
}
//Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h="
// + metrics.heightPixels + " den=" + metrics.density
// + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi);
return dm;
}
private Configuration mMainThreadConfig = new Configuration();
Configuration applyConfigCompatMainThread(int displayDensity, Configuration config,
CompatibilityInfo compat) {
if (config == null) {
return null;
}
if (compat != null && !compat.supportsScreen()) {
mMainThreadConfig.setTo(config);
config = mMainThreadConfig;
compat.applyToConfiguration(displayDensity, config);
}
return config;
}
/**
* Creates the top level Resources for applications with the given compatibility info.
*
* @param resDir the resource directory.
* @param compInfo the compability info. It will use the default compatibility info when it's
* null.
*/
Resources getTopLevelResources(String resDir,
int displayId, Configuration overrideConfiguration,
CompatibilityInfo compInfo) {
ResourcesKey key = new ResourcesKey(resDir,
displayId, overrideConfiguration,
compInfo.applicationScale);
Resources r;
synchronized (mPackages) {
// Resources is app scale dependent.
if (false) {
Slog.w(TAG, "getTopLevelResources: " + resDir + " / "
+ compInfo.applicationScale);
}
WeakReference<Resources> wr = mActiveResources.get(key);
r = wr != null ? wr.get() : null;
//if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate());
if (r != null && r.getAssets().isUpToDate()) {
if (false) {
Slog.w(TAG, "Returning cached resources " + r + " " + resDir
+ ": appScale=" + r.getCompatibilityInfo().applicationScale);
}
return r;
}
}
//if (r != null) {
// Slog.w(TAG, "Throwing away out-of-date resources!!!! "
// + r + " " + resDir);
//}
AssetManager assets = new AssetManager();
if (assets.addAssetPath(resDir) == 0) {
return null;
}
//Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics);
DisplayMetrics dm = getDisplayMetricsLocked(displayId, null);
Configuration config;
boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY);
if (!isDefaultDisplay || key.mOverrideConfiguration != null) {
config = new Configuration(getConfiguration());
if (!isDefaultDisplay) {
applyNonDefaultDisplayMetricsToConfigurationLocked(dm, config);
}
if (key.mOverrideConfiguration != null) {
config.updateFrom(key.mOverrideConfiguration);
}
} else {
config = getConfiguration();
}
r = new Resources(assets, dm, config, compInfo);
if (false) {
Slog.i(TAG, "Created app resources " + resDir + " " + r + ": "
+ r.getConfiguration() + " appScale="
+ r.getCompatibilityInfo().applicationScale);
}
synchronized (mPackages) {
WeakReference<Resources> wr = mActiveResources.get(key);
Resources existing = wr != null ? wr.get() : null;
if (existing != null && existing.getAssets().isUpToDate()) {
// Someone else already created the resources while we were
// unlocked; go ahead and use theirs.
r.getAssets().close();
return existing;
}
// XXX need to remove entries when weak references go away
mActiveResources.put(key, new WeakReference<Resources>(r));
return r;
}
}
/**
* Creates the top level resources for the given package.
*/
Resources getTopLevelResources(String resDir,
int displayId, Configuration overrideConfiguration,
LoadedApk pkgInfo) {
return getTopLevelResources(resDir, displayId, overrideConfiguration,
pkgInfo.mCompatibilityInfo.get());
}
final Handler getHandler() {
return mH;
}
public final LoadedApk getPackageInfo(String packageName, CompatibilityInfo compatInfo,
int flags) {
synchronized (mPackages) {
WeakReference<LoadedApk> ref;
if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) {
ref = mPackages.get(packageName);
} else {
ref = mResourcePackages.get(packageName);
}
LoadedApk packageInfo = ref != null ? ref.get() : null;
//Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo);
//if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir
// + ": " + packageInfo.mResources.getAssets().isUpToDate());
if (packageInfo != null && (packageInfo.mResources == null
|| packageInfo.mResources.getAssets().isUpToDate())) {
if (packageInfo.isSecurityViolation()
&& (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) {
throw new SecurityException(
"Requesting code from " + packageName
+ " to be run in process "
+ mBoundApplication.processName
+ "/" + mBoundApplication.appInfo.uid);
}
return packageInfo;
}
}
ApplicationInfo ai = null;
try {
ai = getPackageManager().getApplicationInfo(packageName,
PackageManager.GET_SHARED_LIBRARY_FILES, UserHandle.myUserId());
} catch (RemoteException e) {
// Ignore
}
if (ai != null) {
return getPackageInfo(ai, compatInfo, flags);
}
return null;
}
public final LoadedApk getPackageInfo(ApplicationInfo ai, CompatibilityInfo compatInfo,
int flags) {
boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0;
boolean securityViolation = includeCode && ai.uid != 0
&& ai.uid != Process.SYSTEM_UID && (mBoundApplication != null
? !UserHandle.isSameApp(ai.uid, mBoundApplication.appInfo.uid)
: true);
if ((flags&(Context.CONTEXT_INCLUDE_CODE
|Context.CONTEXT_IGNORE_SECURITY))
== Context.CONTEXT_INCLUDE_CODE) {
if (securityViolation) {
String msg = "Requesting code from " + ai.packageName
+ " (with uid " + ai.uid + ")";
if (mBoundApplication != null) {
msg = msg + " to be run in process "
+ mBoundApplication.processName + " (with uid "
+ mBoundApplication.appInfo.uid + ")";
}
throw new SecurityException(msg);
}
}
return getPackageInfo(ai, compatInfo, null, securityViolation, includeCode);
}
public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai,
CompatibilityInfo compatInfo) {
return getPackageInfo(ai, compatInfo, null, false, true);
}
public final LoadedApk peekPackageInfo(String packageName, boolean includeCode) {
synchronized (mPackages) {
WeakReference<LoadedApk> ref;
if (includeCode) {
ref = mPackages.get(packageName);
} else {
ref = mResourcePackages.get(packageName);
}
return ref != null ? ref.get() : null;
}
}
private LoadedApk getPackageInfo(ApplicationInfo aInfo, CompatibilityInfo compatInfo,
ClassLoader baseLoader, boolean securityViolation, boolean includeCode) {
synchronized (mPackages) {
WeakReference<LoadedApk> ref;
if (includeCode) {
ref = mPackages.get(aInfo.packageName);
} else {
ref = mResourcePackages.get(aInfo.packageName);
}
LoadedApk packageInfo = ref != null ? ref.get() : null;
if (packageInfo == null || (packageInfo.mResources != null
&& !packageInfo.mResources.getAssets().isUpToDate())) {
if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package "
: "Loading resource-only package ") + aInfo.packageName
+ " (in " + (mBoundApplication != null
? mBoundApplication.processName : null)
+ ")");
packageInfo =
new LoadedApk(this, aInfo, compatInfo, this, baseLoader,
securityViolation, includeCode &&
(aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0);
if (includeCode) {
mPackages.put(aInfo.packageName,
new WeakReference<LoadedApk>(packageInfo));
} else {
mResourcePackages.put(aInfo.packageName,
new WeakReference<LoadedApk>(packageInfo));
}
}
return packageInfo;
}
}
ActivityThread() {
}
public ApplicationThread getApplicationThread()
{
return mAppThread;
}
public Instrumentation getInstrumentation()
{
return mInstrumentation;
}
public Configuration getConfiguration() {
return mResConfiguration;
}
public boolean isProfiling() {
return mProfiler != null && mProfiler.profileFile != null
&& mProfiler.profileFd == null;
}
public String getProfileFilePath() {
return mProfiler.profileFile;
}
public Looper getLooper() {
return mLooper;
}
public Application getApplication() {
return mInitialApplication;
}
public String getProcessName() {
return mBoundApplication.processName;
}
public ContextImpl getSystemContext() {
synchronized (this) {
if (mSystemContext == null) {
ContextImpl context =
ContextImpl.createSystemContext(this);
LoadedApk info = new LoadedApk(this, "android", context, null,
CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO);
context.init(info, null, this);
context.getResources().updateConfiguration(
getConfiguration(), getDisplayMetricsLocked(
Display.DEFAULT_DISPLAY,
CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO));
mSystemContext = context;
//Slog.i(TAG, "Created system resources " + context.getResources()
// + ": " + context.getResources().getConfiguration());
}
}
return mSystemContext;
}
public void installSystemApplicationInfo(ApplicationInfo info) {
synchronized (this) {
ContextImpl context = getSystemContext();
context.init(new LoadedApk(this, "android", context, info,
CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO), null, this);
// give ourselves a default profiler
mProfiler = new Profiler();
}
}
void ensureJitEnabled() {
if (!mJitEnabled) {
mJitEnabled = true;
dalvik.system.VMRuntime.getRuntime().startJitCompilation();
}
}
void scheduleGcIdler() {
if (!mGcIdlerScheduled) {
mGcIdlerScheduled = true;
Looper.myQueue().addIdleHandler(mGcIdler);
}
mH.removeMessages(H.GC_WHEN_IDLE);
}
void unscheduleGcIdler() {
if (mGcIdlerScheduled) {
mGcIdlerScheduled = false;
Looper.myQueue().removeIdleHandler(mGcIdler);
}
mH.removeMessages(H.GC_WHEN_IDLE);
}
void doGcIfNeeded() {
mGcIdlerScheduled = false;
final long now = SystemClock.uptimeMillis();
//Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime()
// + "m now=" + now);
if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) {
//Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!");
BinderInternal.forceGc("bg");
}
}
public void registerOnActivityPausedListener(Activity activity,
OnActivityPausedListener listener) {
synchronized (mOnPauseListeners) {
ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity);
if (list == null) {
list = new ArrayList<OnActivityPausedListener>();
mOnPauseListeners.put(activity, list);
}
list.add(listener);
}
}
public void unregisterOnActivityPausedListener(Activity activity,
OnActivityPausedListener listener) {
synchronized (mOnPauseListeners) {
ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity);
if (list != null) {
list.remove(listener);
}
}
}
public final ActivityInfo resolveActivityInfo(Intent intent) {
ActivityInfo aInfo = intent.resolveActivityInfo(
mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES);
if (aInfo == null) {
// Throw an exception.
Instrumentation.checkStartActivityResult(
ActivityManager.START_CLASS_NOT_FOUND, intent);
}
return aInfo;
}
public final Activity startActivityNow(Activity parent, String id,
Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state,
Activity.NonConfigurationInstances lastNonConfigurationInstances) {
ActivityClientRecord r = new ActivityClientRecord();
r.token = token;
r.ident = 0;
r.intent = intent;
r.state = state;
r.parent = parent;
r.embeddedID = id;
r.activityInfo = activityInfo;
r.lastNonConfigurationInstances = lastNonConfigurationInstances;
if (localLOGV) {
ComponentName compname = intent.getComponent();
String name;
if (compname != null) {
name = compname.toShortString();
} else {
name = "(Intent " + intent + ").getComponent() returned null";
}
Slog.v(TAG, "Performing launch: action=" + intent.getAction()
+ ", comp=" + name
+ ", token=" + token);
}
return performLaunchActivity(r, null);
}
public final Activity getActivity(IBinder token) {
return mActivities.get(token).activity;
}
public final void sendActivityResult(
IBinder token, String id, int requestCode,
int resultCode, Intent data) {
if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id
+ " req=" + requestCode + " res=" + resultCode + " data=" + data);
ArrayList<ResultInfo> list = new ArrayList<ResultInfo>();
list.add(new ResultInfo(id, requestCode, resultCode, data));
mAppThread.scheduleSendResult(token, list);
}
// if the thread hasn't started yet, we don't have the handler, so just
// save the messages until we're ready.
private void queueOrSendMessage(int what, Object obj) {
queueOrSendMessage(what, obj, 0, 0);
}
private void queueOrSendMessage(int what, Object obj, int arg1) {
queueOrSendMessage(what, obj, arg1, 0);
}
private void queueOrSendMessage(int what, Object obj, int arg1, int arg2) {
synchronized (this) {
if (DEBUG_MESSAGES) Slog.v(
TAG, "SCHEDULE " + what + " " + mH.codeToString(what)
+ ": " + arg1 + " / " + obj);
Message msg = Message.obtain();
msg.what = what;
msg.obj = obj;
msg.arg1 = arg1;
msg.arg2 = arg2;
mH.sendMessage(msg);
}
}
final void scheduleContextCleanup(ContextImpl context, String who,
String what) {
ContextCleanupInfo cci = new ContextCleanupInfo();
cci.context = context;
cci.who = who;
cci.what = what;
queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci);
}
private Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) {
// System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")");
ActivityInfo aInfo = r.activityInfo;
if (r.packageInfo == null) {
r.packageInfo = getPackageInfo(aInfo.applicationInfo, r.compatInfo,
Context.CONTEXT_INCLUDE_CODE);
}
ComponentName component = r.intent.getComponent();
if (component == null) {
component = r.intent.resolveActivity(
mInitialApplication.getPackageManager());
r.intent.setComponent(component);
}
if (r.activityInfo.targetActivity != null) {
component = new ComponentName(r.activityInfo.packageName,
r.activityInfo.targetActivity);
}
Activity activity = null;
try {
java.lang.ClassLoader cl = r.packageInfo.getClassLoader();
activity = mInstrumentation.newActivity(
cl, component.getClassName(), r.intent);
StrictMode.incrementExpectedActivityCount(activity.getClass());
r.intent.setExtrasClassLoader(cl);
if (r.state != null) {
r.state.setClassLoader(cl);
}
} catch (Exception e) {
if (!mInstrumentation.onException(activity, e)) {
throw new RuntimeException(
"Unable to instantiate activity " + component
+ ": " + e.toString(), e);
}
}
try {
Application app = r.packageInfo.makeApplication(false, mInstrumentation);
if (localLOGV) Slog.v(TAG, "Performing launch of " + r);
if (localLOGV) Slog.v(
TAG, r + ": app=" + app
+ ", appName=" + app.getPackageName()
+ ", pkg=" + r.packageInfo.getPackageName()
+ ", comp=" + r.intent.getComponent().toShortString()
+ ", dir=" + r.packageInfo.getAppDir());
if (activity != null) {
ContextImpl appContext = new ContextImpl();
appContext.init(r.packageInfo, r.token, this);
appContext.setOuterContext(activity);
CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager());
Configuration config = new Configuration(mCompatConfiguration);
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity "
+ r.activityInfo.name + " with config " + config);
activity.attach(appContext, this, getInstrumentation(), r.token,
r.ident, app, r.intent, r.activityInfo, title, r.parent,
r.embeddedID, r.lastNonConfigurationInstances, config);
if (customIntent != null) {
activity.mIntent = customIntent;
}
r.lastNonConfigurationInstances = null;
activity.mStartedActivity = false;
int theme = r.activityInfo.getThemeResource();
if (theme != 0) {
activity.setTheme(theme);
}
activity.mCalled = false;
mInstrumentation.callActivityOnCreate(activity, r.state);
if (!activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + r.intent.getComponent().toShortString() +
" did not call through to super.onCreate()");
}
r.activity = activity;
r.stopped = true;
if (!r.activity.mFinished) {
activity.performStart();
r.stopped = false;
}
if (!r.activity.mFinished) {
if (r.state != null) {
mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state);
}
}
if (!r.activity.mFinished) {
activity.mCalled = false;
mInstrumentation.callActivityOnPostCreate(activity, r.state);
if (!activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + r.intent.getComponent().toShortString() +
" did not call through to super.onPostCreate()");
}
}
}
r.paused = true;
mActivities.put(r.token, r);
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(activity, e)) {
throw new RuntimeException(
"Unable to start activity " + component
+ ": " + e.toString(), e);
}
}
return activity;
}
private void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
if (r.profileFd != null) {
mProfiler.setProfiler(r.profileFile, r.profileFd);
mProfiler.startProfiling();
mProfiler.autoStopProfiler = r.autoStopProfiler;
}
// Make sure we are running with the most recent config.
handleConfigurationChanged(null, null);
if (localLOGV) Slog.v(
TAG, "Handling launch of " + r);
Activity a = performLaunchActivity(r, customIntent);
if (a != null) {
r.createdConfig = new Configuration(mConfiguration);
Bundle oldState = r.state;
handleResumeActivity(r.token, false, r.isForward);
if (!r.activity.mFinished && r.startsNotResumed) {
// The activity manager actually wants this one to start out
// paused, because it needs to be visible but isn't in the
// foreground. We accomplish this by going through the
// normal startup (because activities expect to go through
// onResume() the first time they run, before their window
// is displayed), and then pausing it. However, in this case
// we do -not- need to do the full pause cycle (of freezing
// and such) because the activity manager assumes it can just
// retain the current state it has.
try {
r.activity.mCalled = false;
mInstrumentation.callActivityOnPause(r.activity);
// We need to keep around the original state, in case
// we need to be created again. But we only do this
// for pre-Honeycomb apps, which always save their state
// when pausing, so we can not have them save their state
// when restarting from a paused state. For HC and later,
// we want to (and can) let the state be saved as the normal
// part of stopping the activity.
if (r.isPreHoneycomb()) {
r.state = oldState;
}
if (!r.activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + r.intent.getComponent().toShortString() +
" did not call through to super.onPause()");
}
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to pause activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
r.paused = true;
}
} else {
// If there was an error, for any reason, tell the activity
// manager to stop us.
try {
ActivityManagerNative.getDefault()
.finishActivity(r.token, Activity.RESULT_CANCELED, null);
} catch (RemoteException ex) {
// Ignore
}
}
}
private void deliverNewIntents(ActivityClientRecord r,
List<Intent> intents) {
final int N = intents.size();
for (int i=0; i<N; i++) {
Intent intent = intents.get(i);
intent.setExtrasClassLoader(r.activity.getClassLoader());
r.activity.mFragments.noteStateNotSaved();
mInstrumentation.callActivityOnNewIntent(r.activity, intent);
}
}
public final void performNewIntents(IBinder token,
List<Intent> intents) {
ActivityClientRecord r = mActivities.get(token);
if (r != null) {
final boolean resumed = !r.paused;
if (resumed) {
r.activity.mTemporaryPause = true;
mInstrumentation.callActivityOnPause(r.activity);
}
deliverNewIntents(r, intents);
if (resumed) {
r.activity.performResume();
r.activity.mTemporaryPause = false;
}
}
}
private void handleNewIntent(NewIntentData data) {
performNewIntents(data.token, data.intents);
}
private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>();
/**
* Return the Intent that's currently being handled by a
* BroadcastReceiver on this thread, or null if none.
* @hide
*/
public static Intent getIntentBeingBroadcast() {
return sCurrentBroadcastIntent.get();
}
private void handleReceiver(ReceiverData data) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
String component = data.intent.getComponent().getClassName();
LoadedApk packageInfo = getPackageInfoNoCheck(
data.info.applicationInfo, data.compatInfo);
IActivityManager mgr = ActivityManagerNative.getDefault();
BroadcastReceiver receiver;
try {
java.lang.ClassLoader cl = packageInfo.getClassLoader();
data.intent.setExtrasClassLoader(cl);
data.setExtrasClassLoader(cl);
receiver = (BroadcastReceiver)cl.loadClass(component).newInstance();
} catch (Exception e) {
if (DEBUG_BROADCAST) Slog.i(TAG,
"Finishing failed broadcast to " + data.intent.getComponent());
data.sendFinished(mgr);
throw new RuntimeException(
"Unable to instantiate receiver " + component
+ ": " + e.toString(), e);
}
try {
Application app = packageInfo.makeApplication(false, mInstrumentation);
if (localLOGV) Slog.v(
TAG, "Performing receive of " + data.intent
+ ": app=" + app
+ ", appName=" + app.getPackageName()
+ ", pkg=" + packageInfo.getPackageName()
+ ", comp=" + data.intent.getComponent().toShortString()
+ ", dir=" + packageInfo.getAppDir());
ContextImpl context = (ContextImpl)app.getBaseContext();
sCurrentBroadcastIntent.set(data.intent);
receiver.setPendingResult(data);
receiver.onReceive(context.getReceiverRestrictedContext(),
data.intent);
} catch (Exception e) {
if (DEBUG_BROADCAST) Slog.i(TAG,
"Finishing failed broadcast to " + data.intent.getComponent());
data.sendFinished(mgr);
if (!mInstrumentation.onException(receiver, e)) {
throw new RuntimeException(
"Unable to start receiver " + component
+ ": " + e.toString(), e);
}
} finally {
sCurrentBroadcastIntent.set(null);
}
if (receiver.getPendingResult() != null) {
data.finish();
}
}
// Instantiate a BackupAgent and tell it that it's alive
private void handleCreateBackupAgent(CreateBackupAgentData data) {
if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data);
// no longer idle; we have backup work to do
unscheduleGcIdler();
// instantiate the BackupAgent class named in the manifest
LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo, data.compatInfo);
String packageName = packageInfo.mPackageName;
if (mBackupAgents.get(packageName) != null) {
Slog.d(TAG, "BackupAgent " + " for " + packageName
+ " already exists");
return;
}
BackupAgent agent = null;
String classname = data.appInfo.backupAgentName;
// full backup operation but no app-supplied agent? use the default implementation
if (classname == null && (data.backupMode == IApplicationThread.BACKUP_MODE_FULL
|| data.backupMode == IApplicationThread.BACKUP_MODE_RESTORE_FULL)) {
classname = "android.app.backup.FullBackupAgent";
}
try {
IBinder binder = null;
try {
if (DEBUG_BACKUP) Slog.v(TAG, "Initializing agent class " + classname);
java.lang.ClassLoader cl = packageInfo.getClassLoader();
agent = (BackupAgent) cl.loadClass(classname).newInstance();
// set up the agent's context
ContextImpl context = new ContextImpl();
context.init(packageInfo, null, this);
context.setOuterContext(agent);
agent.attach(context);
agent.onCreate();
binder = agent.onBind();
mBackupAgents.put(packageName, agent);
} catch (Exception e) {
// If this is during restore, fail silently; otherwise go
// ahead and let the user see the crash.
Slog.e(TAG, "Agent threw during creation: " + e);
if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE
&& data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE_FULL) {
throw e;
}
// falling through with 'binder' still null
}
// tell the OS that we're live now
try {
ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder);
} catch (RemoteException e) {
// nothing to do.
}
} catch (Exception e) {
throw new RuntimeException("Unable to create BackupAgent "
+ classname + ": " + e.toString(), e);
}
}
// Tear down a BackupAgent
private void handleDestroyBackupAgent(CreateBackupAgentData data) {
if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data);
LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo, data.compatInfo);
String packageName = packageInfo.mPackageName;
BackupAgent agent = mBackupAgents.get(packageName);
if (agent != null) {
try {
agent.onDestroy();
} catch (Exception e) {
Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo);
e.printStackTrace();
}
mBackupAgents.remove(packageName);
} else {
Slog.w(TAG, "Attempt to destroy unknown backup agent " + data);
}
}
private void handleCreateService(CreateServiceData data) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
LoadedApk packageInfo = getPackageInfoNoCheck(
data.info.applicationInfo, data.compatInfo);
Service service = null;
try {
java.lang.ClassLoader cl = packageInfo.getClassLoader();
service = (Service) cl.loadClass(data.info.name).newInstance();
} catch (Exception e) {
if (!mInstrumentation.onException(service, e)) {
throw new RuntimeException(
"Unable to instantiate service " + data.info.name
+ ": " + e.toString(), e);
}
}
try {
if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name);
ContextImpl context = new ContextImpl();
context.init(packageInfo, null, this);
Application app = packageInfo.makeApplication(false, mInstrumentation);
context.setOuterContext(service);
service.attach(context, this, data.info.name, data.token, app,
ActivityManagerNative.getDefault());
service.onCreate();
mServices.put(data.token, service);
try {
ActivityManagerNative.getDefault().serviceDoneExecuting(
data.token, 0, 0, 0);
} catch (RemoteException e) {
// nothing to do.
}
} catch (Exception e) {
if (!mInstrumentation.onException(service, e)) {
throw new RuntimeException(
"Unable to create service " + data.info.name
+ ": " + e.toString(), e);
}
}
}
private void handleBindService(BindServiceData data) {
Service s = mServices.get(data.token);
if (DEBUG_SERVICE)
Slog.v(TAG, "handleBindService s=" + s + " rebind=" + data.rebind);
if (s != null) {
try {
data.intent.setExtrasClassLoader(s.getClassLoader());
try {
if (!data.rebind) {
IBinder binder = s.onBind(data.intent);
ActivityManagerNative.getDefault().publishService(
data.token, data.intent, binder);
} else {
s.onRebind(data.intent);
ActivityManagerNative.getDefault().serviceDoneExecuting(
data.token, 0, 0, 0);
}
ensureJitEnabled();
} catch (RemoteException ex) {
}
} catch (Exception e) {
if (!mInstrumentation.onException(s, e)) {
throw new RuntimeException(
"Unable to bind to service " + s
+ " with " + data.intent + ": " + e.toString(), e);
}
}
}
}
private void handleUnbindService(BindServiceData data) {
Service s = mServices.get(data.token);
if (s != null) {
try {
data.intent.setExtrasClassLoader(s.getClassLoader());
boolean doRebind = s.onUnbind(data.intent);
try {
if (doRebind) {
ActivityManagerNative.getDefault().unbindFinished(
data.token, data.intent, doRebind);
} else {
ActivityManagerNative.getDefault().serviceDoneExecuting(
data.token, 0, 0, 0);
}
} catch (RemoteException ex) {
}
} catch (Exception e) {
if (!mInstrumentation.onException(s, e)) {
throw new RuntimeException(
"Unable to unbind to service " + s
+ " with " + data.intent + ": " + e.toString(), e);
}
}
}
}
private void handleDumpService(DumpComponentInfo info) {
final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
try {
Service s = mServices.get(info.token);
if (s != null) {
PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor()));
s.dump(info.fd.getFileDescriptor(), pw, info.args);
pw.flush();
}
} finally {
IoUtils.closeQuietly(info.fd);
StrictMode.setThreadPolicy(oldPolicy);
}
}
private void handleDumpActivity(DumpComponentInfo info) {
final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
try {
ActivityClientRecord r = mActivities.get(info.token);
if (r != null && r.activity != null) {
PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor()));
r.activity.dump(info.prefix, info.fd.getFileDescriptor(), pw, info.args);
pw.flush();
}
} finally {
IoUtils.closeQuietly(info.fd);
StrictMode.setThreadPolicy(oldPolicy);
}
}
private void handleDumpProvider(DumpComponentInfo info) {
final StrictMode.ThreadPolicy oldPolicy = StrictMode.allowThreadDiskWrites();
try {
ProviderClientRecord r = mLocalProviders.get(info.token);
if (r != null && r.mLocalProvider != null) {
PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor()));
r.mLocalProvider.dump(info.fd.getFileDescriptor(), pw, info.args);
pw.flush();
}
} finally {
IoUtils.closeQuietly(info.fd);
StrictMode.setThreadPolicy(oldPolicy);
}
}
private void handleServiceArgs(ServiceArgsData data) {
Service s = mServices.get(data.token);
if (s != null) {
try {
if (data.args != null) {
data.args.setExtrasClassLoader(s.getClassLoader());
}
int res;
if (!data.taskRemoved) {
res = s.onStartCommand(data.args, data.flags, data.startId);
} else {
s.onTaskRemoved(data.args);
res = Service.START_TASK_REMOVED_COMPLETE;
}
QueuedWork.waitToFinish();
try {
ActivityManagerNative.getDefault().serviceDoneExecuting(
data.token, 1, data.startId, res);
} catch (RemoteException e) {
// nothing to do.
}
ensureJitEnabled();
} catch (Exception e) {
if (!mInstrumentation.onException(s, e)) {
throw new RuntimeException(
"Unable to start service " + s
+ " with " + data.args + ": " + e.toString(), e);
}
}
}
}
private void handleStopService(IBinder token) {
Service s = mServices.remove(token);
if (s != null) {
try {
if (localLOGV) Slog.v(TAG, "Destroying service " + s);
s.onDestroy();
Context context = s.getBaseContext();
if (context instanceof ContextImpl) {
final String who = s.getClassName();
((ContextImpl) context).scheduleFinalCleanup(who, "Service");
}
QueuedWork.waitToFinish();
try {
ActivityManagerNative.getDefault().serviceDoneExecuting(
token, 0, 0, 0);
} catch (RemoteException e) {
// nothing to do.
}
} catch (Exception e) {
if (!mInstrumentation.onException(s, e)) {
throw new RuntimeException(
"Unable to stop service " + s
+ ": " + e.toString(), e);
}
}
}
//Slog.i(TAG, "Running services: " + mServices);
}
public final ActivityClientRecord performResumeActivity(IBinder token,
boolean clearHide) {
ActivityClientRecord r = mActivities.get(token);
if (localLOGV) Slog.v(TAG, "Performing resume of " + r
+ " finished=" + r.activity.mFinished);
if (r != null && !r.activity.mFinished) {
if (clearHide) {
r.hideForNow = false;
r.activity.mStartedActivity = false;
}
try {
if (r.pendingIntents != null) {
deliverNewIntents(r, r.pendingIntents);
r.pendingIntents = null;
}
if (r.pendingResults != null) {
deliverResults(r, r.pendingResults);
r.pendingResults = null;
}
r.activity.performResume();
EventLog.writeEvent(LOG_ON_RESUME_CALLED,
r.activity.getComponentName().getClassName());
r.paused = false;
r.stopped = false;
r.state = null;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to resume activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
}
return r;
}
static final void cleanUpPendingRemoveWindows(ActivityClientRecord r) {
if (r.mPendingRemoveWindow != null) {
r.mPendingRemoveWindowManager.removeViewImmediate(r.mPendingRemoveWindow);
IBinder wtoken = r.mPendingRemoveWindow.getWindowToken();
if (wtoken != null) {
WindowManagerGlobal.getInstance().closeAll(wtoken,
r.activity.getClass().getName(), "Activity");
}
}
r.mPendingRemoveWindow = null;
r.mPendingRemoveWindowManager = null;
}
final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
ActivityClientRecord r = performResumeActivity(token, clearHide);
if (r != null) {
final Activity a = r.activity;
if (localLOGV) Slog.v(
TAG, "Resume " + r + " started activity: " +
a.mStartedActivity + ", hideForNow: " + r.hideForNow
+ ", finished: " + a.mFinished);
final int forwardBit = isForward ?
WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0;
// If the window hasn't yet been added to the window manager,
// and this guy didn't finish itself or start another activity,
// then go ahead and add the window.
boolean willBeVisible = !a.mStartedActivity;
if (!willBeVisible) {
try {
willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible(
a.getActivityToken());
} catch (RemoteException e) {
}
}
if (r.window == null && !a.mFinished && willBeVisible) {
r.window = r.activity.getWindow();
View decor = r.window.getDecorView();
decor.setVisibility(View.INVISIBLE);
ViewManager wm = a.getWindowManager();
WindowManager.LayoutParams l = r.window.getAttributes();
a.mDecor = decor;
l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION;
l.softInputMode |= forwardBit;
if (a.mVisibleFromClient) {
a.mWindowAdded = true;
wm.addView(decor, l);
}
// If the window has already been added, but during resume
// we started another activity, then don't yet make the
// window visible.
} else if (!willBeVisible) {
if (localLOGV) Slog.v(
TAG, "Launch " + r + " mStartedActivity set");
r.hideForNow = true;
}
// Get rid of anything left hanging around.
cleanUpPendingRemoveWindows(r);
// The window is now visible if it has been added, we are not
// simply finishing, and we are not starting another activity.
if (!r.activity.mFinished && willBeVisible
&& r.activity.mDecor != null && !r.hideForNow) {
if (r.newConfig != null) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity "
+ r.activityInfo.name + " with newConfig " + r.newConfig);
performConfigurationChanged(r.activity, r.newConfig);
freeTextLayoutCachesIfNeeded(r.activity.mCurrentConfig.diff(r.newConfig));
r.newConfig = null;
}
if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward="
+ isForward);
WindowManager.LayoutParams l = r.window.getAttributes();
if ((l.softInputMode
& WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)
!= forwardBit) {
l.softInputMode = (l.softInputMode
& (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION))
| forwardBit;
if (r.activity.mVisibleFromClient) {
ViewManager wm = a.getWindowManager();
View decor = r.window.getDecorView();
wm.updateViewLayout(decor, l);
}
}
r.activity.mVisibleFromServer = true;
mNumVisibleActivities++;
if (r.activity.mVisibleFromClient) {
r.activity.makeVisible();
}
}
if (!r.onlyLocalRequest) {
r.nextIdle = mNewActivities;
mNewActivities = r;
if (localLOGV) Slog.v(
TAG, "Scheduling idle handler for " + r);
Looper.myQueue().addIdleHandler(new Idler());
}
r.onlyLocalRequest = false;
} else {
// If an exception was thrown when trying to resume, then
// just end this activity.
try {
ActivityManagerNative.getDefault()
.finishActivity(token, Activity.RESULT_CANCELED, null);
} catch (RemoteException ex) {
}
}
}
private int mThumbnailWidth = -1;
private int mThumbnailHeight = -1;
private Bitmap mAvailThumbnailBitmap = null;
private Canvas mThumbnailCanvas = null;
private Bitmap createThumbnailBitmap(ActivityClientRecord r) {
Bitmap thumbnail = mAvailThumbnailBitmap;
try {
if (thumbnail == null) {
int w = mThumbnailWidth;
int h;
if (w < 0) {
Resources res = r.activity.getResources();
mThumbnailHeight = h =
res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height);
mThumbnailWidth = w =
res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width);
} else {
h = mThumbnailHeight;
}
// On platforms where we don't want thumbnails, set dims to (0,0)
if ((w > 0) && (h > 0)) {
thumbnail = Bitmap.createBitmap(r.activity.getResources().getDisplayMetrics(),
w, h, THUMBNAIL_FORMAT);
thumbnail.eraseColor(0);
}
}
if (thumbnail != null) {
Canvas cv = mThumbnailCanvas;
if (cv == null) {
mThumbnailCanvas = cv = new Canvas();
}
cv.setBitmap(thumbnail);
if (!r.activity.onCreateThumbnail(thumbnail, cv)) {
mAvailThumbnailBitmap = thumbnail;
thumbnail = null;
}
cv.setBitmap(null);
}
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to create thumbnail of "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
thumbnail = null;
}
return thumbnail;
}
private void handlePauseActivity(IBinder token, boolean finished,
boolean userLeaving, int configChanges) {
ActivityClientRecord r = mActivities.get(token);
if (r != null) {
//Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r);
if (userLeaving) {
performUserLeavingActivity(r);
}
r.activity.mConfigChangeFlags |= configChanges;
performPauseActivity(token, finished, r.isPreHoneycomb());
// Make sure any pending writes are now committed.
if (r.isPreHoneycomb()) {
QueuedWork.waitToFinish();
}
// Tell the activity manager we have paused.
try {
ActivityManagerNative.getDefault().activityPaused(token);
} catch (RemoteException ex) {
}
}
}
final void performUserLeavingActivity(ActivityClientRecord r) {
mInstrumentation.callActivityOnUserLeaving(r.activity);
}
final Bundle performPauseActivity(IBinder token, boolean finished,
boolean saveState) {
ActivityClientRecord r = mActivities.get(token);
return r != null ? performPauseActivity(r, finished, saveState) : null;
}
final Bundle performPauseActivity(ActivityClientRecord r, boolean finished,
boolean saveState) {
if (r.paused) {
if (r.activity.mFinished) {
// If we are finishing, we won't call onResume() in certain cases.
// So here we likewise don't want to call onPause() if the activity
// isn't resumed.
return null;
}
RuntimeException e = new RuntimeException(
"Performing pause of activity that is not resumed: "
+ r.intent.getComponent().toShortString());
Slog.e(TAG, e.getMessage(), e);
}
Bundle state = null;
if (finished) {
r.activity.mFinished = true;
}
try {
// Next have the activity save its current state and managed dialogs...
if (!r.activity.mFinished && saveState) {
state = new Bundle();
state.setAllowFds(false);
mInstrumentation.callActivityOnSaveInstanceState(r.activity, state);
r.state = state;
}
// Now we are idle.
r.activity.mCalled = false;
mInstrumentation.callActivityOnPause(r.activity);
EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName());
if (!r.activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + r.intent.getComponent().toShortString() +
" did not call through to super.onPause()");
}
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to pause activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
r.paused = true;
// Notify any outstanding on paused listeners
ArrayList<OnActivityPausedListener> listeners;
synchronized (mOnPauseListeners) {
listeners = mOnPauseListeners.remove(r.activity);
}
int size = (listeners != null ? listeners.size() : 0);
for (int i = 0; i < size; i++) {
listeners.get(i).onPaused(r.activity);
}
return state;
}
final void performStopActivity(IBinder token, boolean saveState) {
ActivityClientRecord r = mActivities.get(token);
performStopActivityInner(r, null, false, saveState);
}
private static class StopInfo implements Runnable {
ActivityClientRecord activity;
Bundle state;
Bitmap thumbnail;
CharSequence description;
@Override public void run() {
// Tell activity manager we have been stopped.
try {
if (DEBUG_MEMORY_TRIM) Slog.v(TAG, "Reporting activity stopped: " + activity);
ActivityManagerNative.getDefault().activityStopped(
activity.token, state, thumbnail, description);
} catch (RemoteException ex) {
}
}
}
private static final class ProviderRefCount {
public final IActivityManager.ContentProviderHolder holder;
public final ProviderClientRecord client;
public int stableCount;
public int unstableCount;
// When this is set, the stable and unstable ref counts are 0 and
// we have a pending operation scheduled to remove the ref count
// from the activity manager. On the activity manager we are still
// holding an unstable ref, though it is not reflected in the counts
// here.
public boolean removePending;
ProviderRefCount(IActivityManager.ContentProviderHolder inHolder,
ProviderClientRecord inClient, int sCount, int uCount) {
holder = inHolder;
client = inClient;
stableCount = sCount;
unstableCount = uCount;
}
}
/**
* Core implementation of stopping an activity. Note this is a little
* tricky because the server's meaning of stop is slightly different
* than our client -- for the server, stop means to save state and give
* it the result when it is done, but the window may still be visible.
* For the client, we want to call onStop()/onStart() to indicate when
* the activity's UI visibillity changes.
*/
private void performStopActivityInner(ActivityClientRecord r,
StopInfo info, boolean keepShown, boolean saveState) {
if (localLOGV) Slog.v(TAG, "Performing stop of " + r);
Bundle state = null;
if (r != null) {
if (!keepShown && r.stopped) {
if (r.activity.mFinished) {
// If we are finishing, we won't call onResume() in certain
// cases. So here we likewise don't want to call onStop()
// if the activity isn't resumed.
return;
}
RuntimeException e = new RuntimeException(
"Performing stop of activity that is not resumed: "
+ r.intent.getComponent().toShortString());
Slog.e(TAG, e.getMessage(), e);
}
if (info != null) {
try {
// First create a thumbnail for the activity...
// For now, don't create the thumbnail here; we are
// doing that by doing a screen snapshot.
info.thumbnail = null; //createThumbnailBitmap(r);
info.description = r.activity.onCreateDescription();
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to save state of activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
}
// Next have the activity save its current state and managed dialogs...
if (!r.activity.mFinished && saveState) {
if (r.state == null) {
state = new Bundle();
state.setAllowFds(false);
mInstrumentation.callActivityOnSaveInstanceState(r.activity, state);
r.state = state;
} else {
state = r.state;
}
}
if (!keepShown) {
try {
// Now we are idle.
r.activity.performStop();
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to stop activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
r.stopped = true;
}
r.paused = true;
}
}
private void updateVisibility(ActivityClientRecord r, boolean show) {
View v = r.activity.mDecor;
if (v != null) {
if (show) {
if (!r.activity.mVisibleFromServer) {
r.activity.mVisibleFromServer = true;
mNumVisibleActivities++;
if (r.activity.mVisibleFromClient) {
r.activity.makeVisible();
}
}
if (r.newConfig != null) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis "
+ r.activityInfo.name + " with new config " + r.newConfig);
performConfigurationChanged(r.activity, r.newConfig);
freeTextLayoutCachesIfNeeded(r.activity.mCurrentConfig.diff(r.newConfig));
r.newConfig = null;
}
} else {
if (r.activity.mVisibleFromServer) {
r.activity.mVisibleFromServer = false;
mNumVisibleActivities--;
v.setVisibility(View.INVISIBLE);
}
}
}
}
private void handleStopActivity(IBinder token, boolean show, int configChanges) {
ActivityClientRecord r = mActivities.get(token);
r.activity.mConfigChangeFlags |= configChanges;
StopInfo info = new StopInfo();
performStopActivityInner(r, info, show, true);
if (localLOGV) Slog.v(
TAG, "Finishing stop of " + r + ": show=" + show
+ " win=" + r.window);
updateVisibility(r, show);
// Make sure any pending writes are now committed.
if (!r.isPreHoneycomb()) {
QueuedWork.waitToFinish();
}
// Schedule the call to tell the activity manager we have
// stopped. We don't do this immediately, because we want to
// have a chance for any other pending work (in particular memory
// trim requests) to complete before you tell the activity
// manager to proceed and allow us to go fully into the background.
info.activity = r;
info.state = r.state;
mH.post(info);
}
final void performRestartActivity(IBinder token) {
ActivityClientRecord r = mActivities.get(token);
if (r.stopped) {
r.activity.performRestart();
r.stopped = false;
}
}
private void handleWindowVisibility(IBinder token, boolean show) {
ActivityClientRecord r = mActivities.get(token);
if (r == null) {
Log.w(TAG, "handleWindowVisibility: no activity for token " + token);
return;
}
if (!show && !r.stopped) {
performStopActivityInner(r, null, show, false);
} else if (show && r.stopped) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
r.activity.performRestart();
r.stopped = false;
}
if (r.activity.mDecor != null) {
if (false) Slog.v(
TAG, "Handle window " + r + " visibility: " + show);
updateVisibility(r, show);
}
}
private void handleSleeping(IBinder token, boolean sleeping) {
ActivityClientRecord r = mActivities.get(token);
if (r == null) {
Log.w(TAG, "handleSleeping: no activity for token " + token);
return;
}
if (sleeping) {
if (!r.stopped && !r.isPreHoneycomb()) {
try {
// Now we are idle.
r.activity.performStop();
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to stop activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
r.stopped = true;
}
// Make sure any pending writes are now committed.
if (!r.isPreHoneycomb()) {
QueuedWork.waitToFinish();
}
// Tell activity manager we slept.
try {
ActivityManagerNative.getDefault().activitySlept(r.token);
} catch (RemoteException ex) {
}
} else {
if (r.stopped && r.activity.mVisibleFromServer) {
r.activity.performRestart();
r.stopped = false;
}
}
}
private void handleSetCoreSettings(Bundle coreSettings) {
synchronized (mPackages) {
mCoreSettings = coreSettings;
}
}
private void handleUpdatePackageCompatibilityInfo(UpdateCompatibilityData data) {
LoadedApk apk = peekPackageInfo(data.pkg, false);
if (apk != null) {
apk.mCompatibilityInfo.set(data.info);
}
apk = peekPackageInfo(data.pkg, true);
if (apk != null) {
apk.mCompatibilityInfo.set(data.info);
}
handleConfigurationChanged(mConfiguration, data.info);
WindowManagerGlobal.getInstance().reportNewConfiguration(mConfiguration);
}
private void deliverResults(ActivityClientRecord r, List<ResultInfo> results) {
final int N = results.size();
for (int i=0; i<N; i++) {
ResultInfo ri = results.get(i);
try {
if (ri.mData != null) {
ri.mData.setExtrasClassLoader(r.activity.getClassLoader());
}
if (DEBUG_RESULTS) Slog.v(TAG,
"Delivering result to activity " + r + " : " + ri);
r.activity.dispatchActivityResult(ri.mResultWho,
ri.mRequestCode, ri.mResultCode, ri.mData);
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Failure delivering result " + ri + " to activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
}
}
private void handleSendResult(ResultData res) {
ActivityClientRecord r = mActivities.get(res.token);
if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r);
if (r != null) {
final boolean resumed = !r.paused;
if (!r.activity.mFinished && r.activity.mDecor != null
&& r.hideForNow && resumed) {
// We had hidden the activity because it started another
// one... we have gotten a result back and we are not
// paused, so make sure our window is visible.
updateVisibility(r, true);
}
if (resumed) {
try {
// Now we are idle.
r.activity.mCalled = false;
r.activity.mTemporaryPause = true;
mInstrumentation.callActivityOnPause(r.activity);
if (!r.activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + r.intent.getComponent().toShortString()
+ " did not call through to super.onPause()");
}
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to pause activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
}
deliverResults(r, res.results);
if (resumed) {
r.activity.performResume();
r.activity.mTemporaryPause = false;
}
}
}
public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) {
return performDestroyActivity(token, finishing, 0, false);
}
private ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing,
int configChanges, boolean getNonConfigInstance) {
ActivityClientRecord r = mActivities.get(token);
Class activityClass = null;
if (localLOGV) Slog.v(TAG, "Performing finish of " + r);
if (r != null) {
activityClass = r.activity.getClass();
r.activity.mConfigChangeFlags |= configChanges;
if (finishing) {
r.activity.mFinished = true;
}
if (!r.paused) {
try {
r.activity.mCalled = false;
mInstrumentation.callActivityOnPause(r.activity);
EventLog.writeEvent(LOG_ON_PAUSE_CALLED,
r.activity.getComponentName().getClassName());
if (!r.activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + safeToComponentShortString(r.intent)
+ " did not call through to super.onPause()");
}
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to pause activity "
+ safeToComponentShortString(r.intent)
+ ": " + e.toString(), e);
}
}
r.paused = true;
}
if (!r.stopped) {
try {
r.activity.performStop();
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to stop activity "
+ safeToComponentShortString(r.intent)
+ ": " + e.toString(), e);
}
}
r.stopped = true;
}
if (getNonConfigInstance) {
try {
r.lastNonConfigurationInstances
= r.activity.retainNonConfigurationInstances();
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to retain activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
}
try {
r.activity.mCalled = false;
mInstrumentation.callActivityOnDestroy(r.activity);
if (!r.activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + safeToComponentShortString(r.intent) +
" did not call through to super.onDestroy()");
}
if (r.window != null) {
r.window.closeAllPanels();
}
} catch (SuperNotCalledException e) {
throw e;
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to destroy activity " + safeToComponentShortString(r.intent)
+ ": " + e.toString(), e);
}
}
}
mActivities.remove(token);
StrictMode.decrementExpectedActivityCount(activityClass);
return r;
}
private static String safeToComponentShortString(Intent intent) {
ComponentName component = intent.getComponent();
return component == null ? "[Unknown]" : component.toShortString();
}
private void handleDestroyActivity(IBinder token, boolean finishing,
int configChanges, boolean getNonConfigInstance) {
ActivityClientRecord r = performDestroyActivity(token, finishing,
configChanges, getNonConfigInstance);
if (r != null) {
cleanUpPendingRemoveWindows(r);
WindowManager wm = r.activity.getWindowManager();
View v = r.activity.mDecor;
if (v != null) {
if (r.activity.mVisibleFromServer) {
mNumVisibleActivities--;
}
IBinder wtoken = v.getWindowToken();
if (r.activity.mWindowAdded) {
if (r.onlyLocalRequest) {
// Hold off on removing this until the new activity's
// window is being added.
r.mPendingRemoveWindow = v;
r.mPendingRemoveWindowManager = wm;
} else {
wm.removeViewImmediate(v);
}
}
if (wtoken != null && r.mPendingRemoveWindow == null) {
WindowManagerGlobal.getInstance().closeAll(wtoken,
r.activity.getClass().getName(), "Activity");
}
r.activity.mDecor = null;
}
if (r.mPendingRemoveWindow == null) {
// If we are delaying the removal of the activity window, then
// we can't clean up all windows here. Note that we can't do
// so later either, which means any windows that aren't closed
// by the app will leak. Well we try to warning them a lot
// about leaking windows, because that is a bug, so if they are
// using this recreate facility then they get to live with leaks.
WindowManagerGlobal.getInstance().closeAll(token,
r.activity.getClass().getName(), "Activity");
}
// Mocked out contexts won't be participating in the normal
// process lifecycle, but if we're running with a proper
// ApplicationContext we need to have it tear down things
// cleanly.
Context c = r.activity.getBaseContext();
if (c instanceof ContextImpl) {
((ContextImpl) c).scheduleFinalCleanup(
r.activity.getClass().getName(), "Activity");
}
}
if (finishing) {
try {
ActivityManagerNative.getDefault().activityDestroyed(token);
} catch (RemoteException ex) {
// If the system process has died, it's game over for everyone.
}
}
}
public final void requestRelaunchActivity(IBinder token,
List<ResultInfo> pendingResults, List<Intent> pendingNewIntents,
int configChanges, boolean notResumed, Configuration config,
boolean fromServer) {
ActivityClientRecord target = null;
synchronized (mPackages) {
for (int i=0; i<mRelaunchingActivities.size(); i++) {
ActivityClientRecord r = mRelaunchingActivities.get(i);
if (r.token == token) {
target = r;
if (pendingResults != null) {
if (r.pendingResults != null) {
r.pendingResults.addAll(pendingResults);
} else {
r.pendingResults = pendingResults;
}
}
if (pendingNewIntents != null) {
if (r.pendingIntents != null) {
r.pendingIntents.addAll(pendingNewIntents);
} else {
r.pendingIntents = pendingNewIntents;
}
}
break;
}
}
if (target == null) {
target = new ActivityClientRecord();
target.token = token;
target.pendingResults = pendingResults;
target.pendingIntents = pendingNewIntents;
if (!fromServer) {
ActivityClientRecord existing = mActivities.get(token);
if (existing != null) {
target.startsNotResumed = existing.paused;
}
target.onlyLocalRequest = true;
}
mRelaunchingActivities.add(target);
queueOrSendMessage(H.RELAUNCH_ACTIVITY, target);
}
if (fromServer) {
target.startsNotResumed = notResumed;
target.onlyLocalRequest = false;
}
if (config != null) {
target.createdConfig = config;
}
target.pendingConfigChanges |= configChanges;
}
}
private void handleRelaunchActivity(ActivityClientRecord tmp) {
// If we are getting ready to gc after going to the background, well
// we are back active so skip it.
unscheduleGcIdler();
Configuration changedConfig = null;
int configChanges = 0;
// First: make sure we have the most recent configuration and most
// recent version of the activity, or skip it if some previous call
// had taken a more recent version.
synchronized (mPackages) {
int N = mRelaunchingActivities.size();
IBinder token = tmp.token;
tmp = null;
for (int i=0; i<N; i++) {
ActivityClientRecord r = mRelaunchingActivities.get(i);
if (r.token == token) {
tmp = r;
configChanges |= tmp.pendingConfigChanges;
mRelaunchingActivities.remove(i);
i--;
N--;
}
}
if (tmp == null) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!");
return;
}
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity "
+ tmp.token + " with configChanges=0x"
+ Integer.toHexString(configChanges));
if (mPendingConfiguration != null) {
changedConfig = mPendingConfiguration;
mPendingConfiguration = null;
}
}
if (tmp.createdConfig != null) {
// If the activity manager is passing us its current config,
// assume that is really what we want regardless of what we
// may have pending.
if (mConfiguration == null
|| (tmp.createdConfig.isOtherSeqNewer(mConfiguration)
&& mConfiguration.diff(tmp.createdConfig) != 0)) {
if (changedConfig == null
|| tmp.createdConfig.isOtherSeqNewer(changedConfig)) {
changedConfig = tmp.createdConfig;
}
}
}
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity "
+ tmp.token + ": changedConfig=" + changedConfig);
// If there was a pending configuration change, execute it first.
if (changedConfig != null) {
mCurDefaultDisplayDpi = changedConfig.densityDpi;
updateDefaultDensity();
handleConfigurationChanged(changedConfig, null);
}
ActivityClientRecord r = mActivities.get(tmp.token);
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r);
if (r == null) {
return;
}
r.activity.mConfigChangeFlags |= configChanges;
r.onlyLocalRequest = tmp.onlyLocalRequest;
Intent currentIntent = r.activity.mIntent;
r.activity.mChangingConfigurations = true;
// Need to ensure state is saved.
if (!r.paused) {
performPauseActivity(r.token, false, r.isPreHoneycomb());
}
if (r.state == null && !r.stopped && !r.isPreHoneycomb()) {
r.state = new Bundle();
r.state.setAllowFds(false);
mInstrumentation.callActivityOnSaveInstanceState(r.activity, r.state);
}
handleDestroyActivity(r.token, false, configChanges, true);
r.activity = null;
r.window = null;
r.hideForNow = false;
r.nextIdle = null;
// Merge any pending results and pending intents; don't just replace them
if (tmp.pendingResults != null) {
if (r.pendingResults == null) {
r.pendingResults = tmp.pendingResults;
} else {
r.pendingResults.addAll(tmp.pendingResults);
}
}
if (tmp.pendingIntents != null) {
if (r.pendingIntents == null) {
r.pendingIntents = tmp.pendingIntents;
} else {
r.pendingIntents.addAll(tmp.pendingIntents);
}
}
r.startsNotResumed = tmp.startsNotResumed;
handleLaunchActivity(r, currentIntent);
}
private void handleRequestThumbnail(IBinder token) {
ActivityClientRecord r = mActivities.get(token);
Bitmap thumbnail = createThumbnailBitmap(r);
CharSequence description = null;
try {
description = r.activity.onCreateDescription();
} catch (Exception e) {
if (!mInstrumentation.onException(r.activity, e)) {
throw new RuntimeException(
"Unable to create description of activity "
+ r.intent.getComponent().toShortString()
+ ": " + e.toString(), e);
}
}
//System.out.println("Reporting top thumbnail " + thumbnail);
try {
ActivityManagerNative.getDefault().reportThumbnail(
token, thumbnail, description);
} catch (RemoteException ex) {
}
}
ArrayList<ComponentCallbacks2> collectComponentCallbacksLocked(
boolean allActivities, Configuration newConfig) {
ArrayList<ComponentCallbacks2> callbacks
= new ArrayList<ComponentCallbacks2>();
if (mActivities.size() > 0) {
for (ActivityClientRecord ar : mActivities.values()) {
Activity a = ar.activity;
if (a != null) {
Configuration thisConfig = applyConfigCompatMainThread(mCurDefaultDisplayDpi,
newConfig, ar.packageInfo.mCompatibilityInfo.getIfNeeded());
if (!ar.activity.mFinished && (allActivities || !ar.paused)) {
// If the activity is currently resumed, its configuration
// needs to change right now.
callbacks.add(a);
} else if (thisConfig != null) {
// Otherwise, we will tell it about the change
// the next time it is resumed or shown. Note that
// the activity manager may, before then, decide the
// activity needs to be destroyed to handle its new
// configuration.
if (DEBUG_CONFIGURATION) {
Slog.v(TAG, "Setting activity "
+ ar.activityInfo.name + " newConfig=" + thisConfig);
}
ar.newConfig = thisConfig;
}
}
}
}
if (mServices.size() > 0) {
for (Service service : mServices.values()) {
callbacks.add(service);
}
}
synchronized (mProviderMap) {
if (mLocalProviders.size() > 0) {
for (ProviderClientRecord providerClientRecord : mLocalProviders.values()) {
callbacks.add(providerClientRecord.mLocalProvider);
}
}
}
final int N = mAllApplications.size();
for (int i=0; i<N; i++) {
callbacks.add(mAllApplications.get(i));
}
return callbacks;
}
private static void performConfigurationChanged(ComponentCallbacks2 cb, Configuration config) {
// Only for Activity objects, check that they actually call up to their
// superclass implementation. ComponentCallbacks2 is an interface, so
// we check the runtime type and act accordingly.
Activity activity = (cb instanceof Activity) ? (Activity) cb : null;
if (activity != null) {
activity.mCalled = false;
}
boolean shouldChangeConfig = false;
if ((activity == null) || (activity.mCurrentConfig == null)) {
shouldChangeConfig = true;
} else {
// If the new config is the same as the config this Activity
// is already running with then don't bother calling
// onConfigurationChanged
int diff = activity.mCurrentConfig.diff(config);
if (diff != 0) {
// If this activity doesn't handle any of the config changes
// then don't bother calling onConfigurationChanged as we're
// going to destroy it.
if ((~activity.mActivityInfo.getRealConfigChanged() & diff) == 0) {
shouldChangeConfig = true;
}
}
}
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb
+ ": shouldChangeConfig=" + shouldChangeConfig);
if (shouldChangeConfig) {
cb.onConfigurationChanged(config);
if (activity != null) {
if (!activity.mCalled) {
throw new SuperNotCalledException(
"Activity " + activity.getLocalClassName() +
" did not call through to super.onConfigurationChanged()");
}
activity.mConfigChangeFlags = 0;
activity.mCurrentConfig = new Configuration(config);
}
}
}
public final void applyConfigurationToResources(Configuration config) {
synchronized (mPackages) {
applyConfigurationToResourcesLocked(config, null);
}
}
final boolean applyConfigurationToResourcesLocked(Configuration config,
CompatibilityInfo compat) {
if (mResConfiguration == null) {
mResConfiguration = new Configuration();
}
if (!mResConfiguration.isOtherSeqNewer(config) && compat == null) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq="
+ mResConfiguration.seq + ", newSeq=" + config.seq);
return false;
}
int changes = mResConfiguration.updateFrom(config);
flushDisplayMetricsLocked();
DisplayMetrics defaultDisplayMetrics = getDisplayMetricsLocked(
Display.DEFAULT_DISPLAY, null);
if (compat != null && (mResCompatibilityInfo == null ||
!mResCompatibilityInfo.equals(compat))) {
mResCompatibilityInfo = compat;
changes |= ActivityInfo.CONFIG_SCREEN_LAYOUT
| ActivityInfo.CONFIG_SCREEN_SIZE
| ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE;
}
// set it for java, this also affects newly created Resources
if (config.locale != null) {
Locale.setDefault(config.locale);
}
Resources.updateSystemConfiguration(config, defaultDisplayMetrics, compat);
ApplicationPackageManager.configurationChanged();
//Slog.i(TAG, "Configuration changed in " + currentPackageName());
Configuration tmpConfig = null;
Iterator<Map.Entry<ResourcesKey, WeakReference<Resources>>> it =
mActiveResources.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<ResourcesKey, WeakReference<Resources>> entry = it.next();
Resources r = entry.getValue().get();
if (r != null) {
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources "
+ r + " config to: " + config);
int displayId = entry.getKey().mDisplayId;
boolean isDefaultDisplay = (displayId == Display.DEFAULT_DISPLAY);
DisplayMetrics dm = defaultDisplayMetrics;
Configuration overrideConfig = entry.getKey().mOverrideConfiguration;
if (!isDefaultDisplay || overrideConfig != null) {
if (tmpConfig == null) {
tmpConfig = new Configuration();
}
tmpConfig.setTo(config);
if (!isDefaultDisplay) {
dm = getDisplayMetricsLocked(displayId, null);
applyNonDefaultDisplayMetricsToConfigurationLocked(dm, tmpConfig);
}
if (overrideConfig != null) {
tmpConfig.updateFrom(overrideConfig);
}
r.updateConfiguration(tmpConfig, dm, compat);
} else {
r.updateConfiguration(config, dm, compat);
}
//Slog.i(TAG, "Updated app resources " + v.getKey()
// + " " + r + ": " + r.getConfiguration());
} else {
//Slog.i(TAG, "Removing old resources " + v.getKey());
it.remove();
}
}
return changes != 0;
}
final void applyNonDefaultDisplayMetricsToConfigurationLocked(
DisplayMetrics dm, Configuration config) {
config.screenLayout = Configuration.SCREENLAYOUT_SIZE_XLARGE
| Configuration.SCREENLAYOUT_LONG_NO;
config.touchscreen = Configuration.TOUCHSCREEN_NOTOUCH;
config.orientation = (dm.widthPixels >= dm.heightPixels) ?
Configuration.ORIENTATION_LANDSCAPE : Configuration.ORIENTATION_PORTRAIT;
config.densityDpi = dm.densityDpi;
config.screenWidthDp = (int)(dm.widthPixels / dm.density);
config.screenHeightDp = (int)(dm.heightPixels / dm.density);
config.smallestScreenWidthDp = config.screenWidthDp; // assume screen does not rotate
config.compatScreenWidthDp = config.screenWidthDp;
config.compatScreenHeightDp = config.screenHeightDp;
config.compatSmallestScreenWidthDp = config.smallestScreenWidthDp;
}
final Configuration applyCompatConfiguration(int displayDensity) {
Configuration config = mConfiguration;
if (mCompatConfiguration == null) {
mCompatConfiguration = new Configuration();
}
mCompatConfiguration.setTo(mConfiguration);
if (mResCompatibilityInfo != null && !mResCompatibilityInfo.supportsScreen()) {
mResCompatibilityInfo.applyToConfiguration(displayDensity, mCompatConfiguration);
config = mCompatConfiguration;
}
return config;
}
final void handleConfigurationChanged(Configuration config, CompatibilityInfo compat) {
ArrayList<ComponentCallbacks2> callbacks = null;
int configDiff = 0;
synchronized (mPackages) {
if (mPendingConfiguration != null) {
if (!mPendingConfiguration.isOtherSeqNewer(config)) {
config = mPendingConfiguration;
mCurDefaultDisplayDpi = config.densityDpi;
updateDefaultDensity();
}
mPendingConfiguration = null;
}
if (config == null) {
return;
}
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: "
+ config);
applyConfigurationToResourcesLocked(config, compat);
if (mConfiguration == null) {
mConfiguration = new Configuration();
}
if (!mConfiguration.isOtherSeqNewer(config) && compat == null) {
return;
}
configDiff = mConfiguration.diff(config);
mConfiguration.updateFrom(config);
config = applyCompatConfiguration(mCurDefaultDisplayDpi);
callbacks = collectComponentCallbacksLocked(false, config);
}
// Cleanup hardware accelerated stuff
WindowManagerGlobal.getInstance().trimLocalMemory();
freeTextLayoutCachesIfNeeded(configDiff);
if (callbacks != null) {
final int N = callbacks.size();
for (int i=0; i<N; i++) {
performConfigurationChanged(callbacks.get(i), config);
}
}
}
final void freeTextLayoutCachesIfNeeded(int configDiff) {
if (configDiff != 0) {
// Ask text layout engine to free its caches if there is a locale change
boolean hasLocaleConfigChange = ((configDiff & ActivityInfo.CONFIG_LOCALE) != 0);
if (hasLocaleConfigChange) {
Canvas.freeTextLayoutCaches();
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Cleared TextLayout Caches");
}
}
}
final void handleActivityConfigurationChanged(IBinder token) {
ActivityClientRecord r = mActivities.get(token);
if (r == null || r.activity == null) {
return;
}
if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: "
+ r.activityInfo.name);
performConfigurationChanged(r.activity, mCompatConfiguration);
freeTextLayoutCachesIfNeeded(r.activity.mCurrentConfig.diff(mCompatConfiguration));
}
final void handleProfilerControl(boolean start, ProfilerControlData pcd, int profileType) {
if (start) {
try {
switch (profileType) {
default:
mProfiler.setProfiler(pcd.path, pcd.fd);
mProfiler.autoStopProfiler = false;
mProfiler.startProfiling();
break;
}
} catch (RuntimeException e) {
Slog.w(TAG, "Profiling failed on path " + pcd.path
+ " -- can the process access this path?");
} finally {
try {
pcd.fd.close();
} catch (IOException e) {
Slog.w(TAG, "Failure closing profile fd", e);
}
}
} else {
switch (profileType) {
default:
mProfiler.stopProfiling();
break;
}
}
}
static final void handleDumpHeap(boolean managed, DumpHeapData dhd) {
if (managed) {
try {
Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor());
} catch (IOException e) {
Slog.w(TAG, "Managed heap dump failed on path " + dhd.path
+ " -- can the process access this path?");
} finally {
try {
dhd.fd.close();
} catch (IOException e) {
Slog.w(TAG, "Failure closing profile fd", e);
}
}
} else {
Debug.dumpNativeHeap(dhd.fd.getFileDescriptor());
}
}
final void handleDispatchPackageBroadcast(int cmd, String[] packages) {
boolean hasPkgInfo = false;
if (packages != null) {
for (int i=packages.length-1; i>=0; i--) {
//Slog.i(TAG, "Cleaning old package: " + packages[i]);
if (!hasPkgInfo) {
WeakReference<LoadedApk> ref;
ref = mPackages.get(packages[i]);
if (ref != null && ref.get() != null) {
hasPkgInfo = true;
} else {
ref = mResourcePackages.get(packages[i]);
if (ref != null && ref.get() != null) {
hasPkgInfo = true;
}
}
}
mPackages.remove(packages[i]);
mResourcePackages.remove(packages[i]);
}
}
ApplicationPackageManager.handlePackageBroadcast(cmd, packages,
hasPkgInfo);
}
final void handleLowMemory() {
ArrayList<ComponentCallbacks2> callbacks;
synchronized (mPackages) {
callbacks = collectComponentCallbacksLocked(true, null);
}
final int N = callbacks.size();
for (int i=0; i<N; i++) {
callbacks.get(i).onLowMemory();
}
// Ask SQLite to free up as much memory as it can, mostly from its page caches.
if (Process.myUid() != Process.SYSTEM_UID) {
int sqliteReleased = SQLiteDatabase.releaseMemory();
EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased);
}
// Ask graphics to free up as much as possible (font/image caches)
Canvas.freeCaches();
// Ask text layout engine to free also as much as possible
Canvas.freeTextLayoutCaches();
BinderInternal.forceGc("mem");
}
final void handleTrimMemory(int level) {
if (DEBUG_MEMORY_TRIM) Slog.v(TAG, "Trimming memory to level: " + level);
final WindowManagerGlobal windowManager = WindowManagerGlobal.getInstance();
windowManager.startTrimMemory(level);
ArrayList<ComponentCallbacks2> callbacks;
synchronized (mPackages) {
callbacks = collectComponentCallbacksLocked(true, null);
}
final int N = callbacks.size();
for (int i = 0; i < N; i++) {
callbacks.get(i).onTrimMemory(level);
}
windowManager.endTrimMemory();
}
private void setupGraphicsSupport(LoadedApk info, File cacheDir) {
if (Process.isIsolated()) {
// Isolated processes aren't going to do UI.
return;
}
try {
int uid = Process.myUid();
String[] packages = getPackageManager().getPackagesForUid(uid);
// If there are several packages in this application we won't
// initialize the graphics disk caches
if (packages != null && packages.length == 1) {
HardwareRenderer.setupDiskCache(cacheDir);
RenderScript.setupDiskCache(cacheDir);
}
} catch (RemoteException e) {
// Ignore
}
}
private void updateDefaultDensity() {
if (mCurDefaultDisplayDpi != Configuration.DENSITY_DPI_UNDEFINED
&& mCurDefaultDisplayDpi != DisplayMetrics.DENSITY_DEVICE
&& !mDensityCompatMode) {
Slog.i(TAG, "Switching default density from "
+ DisplayMetrics.DENSITY_DEVICE + " to "
+ mCurDefaultDisplayDpi);
DisplayMetrics.DENSITY_DEVICE = mCurDefaultDisplayDpi;
Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT);
}
}
private void handleBindApplication(AppBindData data) {
mBoundApplication = data;
mConfiguration = new Configuration(data.config);
mCompatConfiguration = new Configuration(data.config);
mProfiler = new Profiler();
mProfiler.profileFile = data.initProfileFile;
mProfiler.profileFd = data.initProfileFd;
mProfiler.autoStopProfiler = data.initAutoStopProfiler;
// send up app name; do this *before* waiting for debugger
Process.setArgV0(data.processName);
android.ddm.DdmHandleAppName.setAppName(data.processName,
UserHandle.myUserId());
if (data.persistent) {
// Persistent processes on low-memory devices do not get to
// use hardware accelerated drawing, since this can add too much
// overhead to the process.
if (!ActivityManager.isHighEndGfx()) {
HardwareRenderer.disable(false);
}
}
if (mProfiler.profileFd != null) {
mProfiler.startProfiling();
}
// If the app is Honeycomb MR1 or earlier, switch its AsyncTask
// implementation to use the pool executor. Normally, we use the
// serialized executor as the default. This has to happen in the
// main thread so the main looper is set right.
if (data.appInfo.targetSdkVersion <= android.os.Build.VERSION_CODES.HONEYCOMB_MR1) {
AsyncTask.setDefaultExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
/*
* Before spawning a new process, reset the time zone to be the system time zone.
* This needs to be done because the system time zone could have changed after the
* the spawning of this process. Without doing this this process would have the incorrect
* system time zone.
*/
TimeZone.setDefault(null);
/*
* Initialize the default locale in this process for the reasons we set the time zone.
*/
Locale.setDefault(data.config.locale);
/*
* Update the system configuration since its preloaded and might not
* reflect configuration changes. The configuration object passed
* in AppBindData can be safely assumed to be up to date
*/
applyConfigurationToResourcesLocked(data.config, data.compatInfo);
mCurDefaultDisplayDpi = data.config.densityDpi;
applyCompatConfiguration(mCurDefaultDisplayDpi);
data.info = getPackageInfoNoCheck(data.appInfo, data.compatInfo);
/**
* Switch this process to density compatibility mode if needed.
*/
if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES)
== 0) {
mDensityCompatMode = true;
Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT);
}
updateDefaultDensity();
final ContextImpl appContext = new ContextImpl();
appContext.init(data.info, null, this);
if (!Process.isIsolated()) {
final File cacheDir = appContext.getCacheDir();
if (cacheDir != null) {
// Provide a usable directory for temporary files
System.setProperty("java.io.tmpdir", cacheDir.getAbsolutePath());
setupGraphicsSupport(data.info, cacheDir);
} else {
Log.e(TAG, "Unable to setupGraphicsSupport due to missing cache directory");
}
}
/**
* For system applications on userdebug/eng builds, log stack
* traces of disk and network access to dropbox for analysis.
*/
if ((data.appInfo.flags &
(ApplicationInfo.FLAG_SYSTEM |
ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) {
StrictMode.conditionallyEnableDebugLogging();
}
/**
* For apps targetting SDK Honeycomb or later, we don't allow
* network usage on the main event loop / UI thread.
*
* Note to those grepping: this is what ultimately throws
* NetworkOnMainThreadException ...
*/
if (data.appInfo.targetSdkVersion > 9) {
StrictMode.enableDeathOnNetwork();
}
if (data.debugMode != IApplicationThread.DEBUG_OFF) {
// XXX should have option to change the port.
Debug.changeDebugPort(8100);
if (data.debugMode == IApplicationThread.DEBUG_WAIT) {
Slog.w(TAG, "Application " + data.info.getPackageName()
+ " is waiting for the debugger on port 8100...");
IActivityManager mgr = ActivityManagerNative.getDefault();
try {
mgr.showWaitingForDebugger(mAppThread, true);
} catch (RemoteException ex) {
}
Debug.waitForDebugger();
try {
mgr.showWaitingForDebugger(mAppThread, false);
} catch (RemoteException ex) {
}
} else {
Slog.w(TAG, "Application " + data.info.getPackageName()
+ " can be debugged on port 8100...");
}
}
// Enable OpenGL tracing if required
if (data.enableOpenGlTrace) {
GLUtils.enableTracing();
}
/**
* Initialize the default http proxy in this process for the reasons we set the time zone.
*/
IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE);
if (b != null) {
// In pre-boot mode (doing initial launch to collect password), not
// all system is up. This includes the connectivity service, so don't
// crash if we can't get it.
IConnectivityManager service = IConnectivityManager.Stub.asInterface(b);
try {
ProxyProperties proxyProperties = service.getProxy();
Proxy.setHttpProxySystemProperty(proxyProperties);
} catch (RemoteException e) {}
}
if (data.instrumentationName != null) {
InstrumentationInfo ii = null;
try {
ii = appContext.getPackageManager().
getInstrumentationInfo(data.instrumentationName, 0);
} catch (PackageManager.NameNotFoundException e) {
}
if (ii == null) {
throw new RuntimeException(
"Unable to find instrumentation info for: "
+ data.instrumentationName);
}
mInstrumentationAppDir = ii.sourceDir;
mInstrumentationAppLibraryDir = ii.nativeLibraryDir;
mInstrumentationAppPackage = ii.packageName;
mInstrumentedAppDir = data.info.getAppDir();
mInstrumentedAppLibraryDir = data.info.getLibDir();
ApplicationInfo instrApp = new ApplicationInfo();
instrApp.packageName = ii.packageName;
instrApp.sourceDir = ii.sourceDir;
instrApp.publicSourceDir = ii.publicSourceDir;
instrApp.dataDir = ii.dataDir;
instrApp.nativeLibraryDir = ii.nativeLibraryDir;
LoadedApk pi = getPackageInfo(instrApp, data.compatInfo,
appContext.getClassLoader(), false, true);
ContextImpl instrContext = new ContextImpl();
instrContext.init(pi, null, this);
try {
java.lang.ClassLoader cl = instrContext.getClassLoader();
mInstrumentation = (Instrumentation)
cl.loadClass(data.instrumentationName.getClassName()).newInstance();
} catch (Exception e) {
throw new RuntimeException(
"Unable to instantiate instrumentation "
+ data.instrumentationName + ": " + e.toString(), e);
}
mInstrumentation.init(this, instrContext, appContext,
new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher);
if (mProfiler.profileFile != null && !ii.handleProfiling
&& mProfiler.profileFd == null) {
mProfiler.handlingProfiling = true;
File file = new File(mProfiler.profileFile);
file.getParentFile().mkdirs();
Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024);
}
} else {
mInstrumentation = new Instrumentation();
}
if ((data.appInfo.flags&ApplicationInfo.FLAG_LARGE_HEAP) != 0) {
dalvik.system.VMRuntime.getRuntime().clearGrowthLimit();
}
// Allow disk access during application and provider setup. This could
// block processing ordered broadcasts, but later processing would
// probably end up doing the same disk access.
final StrictMode.ThreadPolicy savedPolicy = StrictMode.allowThreadDiskWrites();
try {
// If the app is being launched for full backup or restore, bring it up in
// a restricted environment with the base application class.
Application app = data.info.makeApplication(data.restrictedBackupMode, null);
mInitialApplication = app;
// don't bring up providers in restricted mode; they may depend on the
// app's custom Application class
if (!data.restrictedBackupMode) {
List<ProviderInfo> providers = data.providers;
if (providers != null) {
installContentProviders(app, providers);
// For process that contains content providers, we want to
// ensure that the JIT is enabled "at some point".
mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000);
}
}
// Do this after providers, since instrumentation tests generally start their
// test thread at this point, and we don't want that racing.
try {
mInstrumentation.onCreate(data.instrumentationArgs);
}
catch (Exception e) {
throw new RuntimeException(
"Exception thrown in onCreate() of "
+ data.instrumentationName + ": " + e.toString(), e);
}
try {
mInstrumentation.callApplicationOnCreate(app);
} catch (Exception e) {
if (!mInstrumentation.onException(app, e)) {
throw new RuntimeException(
"Unable to create application " + app.getClass().getName()
+ ": " + e.toString(), e);
}
}
} finally {
StrictMode.setThreadPolicy(savedPolicy);
}
}
/*package*/ final void finishInstrumentation(int resultCode, Bundle results) {
IActivityManager am = ActivityManagerNative.getDefault();
if (mProfiler.profileFile != null && mProfiler.handlingProfiling
&& mProfiler.profileFd == null) {
Debug.stopMethodTracing();
}
//Slog.i(TAG, "am: " + ActivityManagerNative.getDefault()
// + ", app thr: " + mAppThread);
try {
am.finishInstrumentation(mAppThread, resultCode, results);
} catch (RemoteException ex) {
}
}
private void installContentProviders(
Context context, List<ProviderInfo> providers) {
final ArrayList<IActivityManager.ContentProviderHolder> results =
new ArrayList<IActivityManager.ContentProviderHolder>();
for (ProviderInfo cpi : providers) {
StringBuilder buf = new StringBuilder(128);
buf.append("Pub ");
buf.append(cpi.authority);
buf.append(": ");
buf.append(cpi.name);
Log.i(TAG, buf.toString());
IActivityManager.ContentProviderHolder cph = installProvider(context, null, cpi,
false /*noisy*/, true /*noReleaseNeeded*/, true /*stable*/);
if (cph != null) {
cph.noReleaseNeeded = true;
results.add(cph);
}
}
try {
ActivityManagerNative.getDefault().publishContentProviders(
getApplicationThread(), results);
} catch (RemoteException ex) {
}
}
public final IContentProvider acquireProvider(Context c, String name, boolean stable) {
IContentProvider provider = acquireExistingProvider(c, name, stable);
if (provider != null) {
return provider;
}
// There is a possible race here. Another thread may try to acquire
// the same provider at the same time. When this happens, we want to ensure
// that the first one wins.
// Note that we cannot hold the lock while acquiring and installing the
// provider since it might take a long time to run and it could also potentially
// be re-entrant in the case where the provider is in the same process.
IActivityManager.ContentProviderHolder holder = null;
try {
holder = ActivityManagerNative.getDefault().getContentProvider(
getApplicationThread(), name, stable);
} catch (RemoteException ex) {
}
if (holder == null) {
Slog.e(TAG, "Failed to find provider info for " + name);
return null;
}
// Install provider will increment the reference count for us, and break
// any ties in the race.
holder = installProvider(c, holder, holder.info,
true /*noisy*/, holder.noReleaseNeeded, stable);
return holder.provider;
}
private final void incProviderRefLocked(ProviderRefCount prc, boolean stable) {
if (stable) {
prc.stableCount += 1;
if (prc.stableCount == 1) {
// We are acquiring a new stable reference on the provider.
int unstableDelta;
if (prc.removePending) {
// We have a pending remove operation, which is holding the
// last unstable reference. At this point we are converting
// that unstable reference to our new stable reference.
unstableDelta = -1;
// Cancel the removal of the provider.
if (DEBUG_PROVIDER) {
Slog.v(TAG, "incProviderRef: stable "
+ "snatched provider from the jaws of death");
}
prc.removePending = false;
mH.removeMessages(H.REMOVE_PROVIDER, prc);
} else {
unstableDelta = 0;
}
try {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "incProviderRef Now stable - "
+ prc.holder.info.name + ": unstableDelta="
+ unstableDelta);
}
ActivityManagerNative.getDefault().refContentProvider(
prc.holder.connection, 1, unstableDelta);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
} else {
prc.unstableCount += 1;
if (prc.unstableCount == 1) {
// We are acquiring a new unstable reference on the provider.
if (prc.removePending) {
// Oh look, we actually have a remove pending for the
// provider, which is still holding the last unstable
// reference. We just need to cancel that to take new
// ownership of the reference.
if (DEBUG_PROVIDER) {
Slog.v(TAG, "incProviderRef: unstable "
+ "snatched provider from the jaws of death");
}
prc.removePending = false;
mH.removeMessages(H.REMOVE_PROVIDER, prc);
} else {
// First unstable ref, increment our count in the
// activity manager.
try {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "incProviderRef: Now unstable - "
+ prc.holder.info.name);
}
ActivityManagerNative.getDefault().refContentProvider(
prc.holder.connection, 0, 1);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
}
}
}
public final IContentProvider acquireExistingProvider(Context c, String name,
boolean stable) {
synchronized (mProviderMap) {
ProviderClientRecord pr = mProviderMap.get(name);
if (pr == null) {
return null;
}
IContentProvider provider = pr.mProvider;
IBinder jBinder = provider.asBinder();
// Only increment the ref count if we have one. If we don't then the
// provider is not reference counted and never needs to be released.
ProviderRefCount prc = mProviderRefCountMap.get(jBinder);
if (prc != null) {
incProviderRefLocked(prc, stable);
}
return provider;
}
}
public final boolean releaseProvider(IContentProvider provider, boolean stable) {
if (provider == null) {
return false;
}
IBinder jBinder = provider.asBinder();
synchronized (mProviderMap) {
ProviderRefCount prc = mProviderRefCountMap.get(jBinder);
if (prc == null) {
// The provider has no ref count, no release is needed.
return false;
}
boolean lastRef = false;
if (stable) {
if (prc.stableCount == 0) {
if (DEBUG_PROVIDER) Slog.v(TAG,
"releaseProvider: stable ref count already 0, how?");
return false;
}
prc.stableCount -= 1;
if (prc.stableCount == 0) {
// What we do at this point depends on whether there are
// any unstable refs left: if there are, we just tell the
// activity manager to decrement its stable count; if there
// aren't, we need to enqueue this provider to be removed,
// and convert to holding a single unstable ref while
// doing so.
lastRef = prc.unstableCount == 0;
try {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "releaseProvider: No longer stable w/lastRef="
+ lastRef + " - " + prc.holder.info.name);
}
ActivityManagerNative.getDefault().refContentProvider(
prc.holder.connection, -1, lastRef ? 1 : 0);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
} else {
if (prc.unstableCount == 0) {
if (DEBUG_PROVIDER) Slog.v(TAG,
"releaseProvider: unstable ref count already 0, how?");
return false;
}
prc.unstableCount -= 1;
if (prc.unstableCount == 0) {
// If this is the last reference, we need to enqueue
// this provider to be removed instead of telling the
// activity manager to remove it at this point.
lastRef = prc.stableCount == 0;
if (!lastRef) {
try {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "releaseProvider: No longer unstable - "
+ prc.holder.info.name);
}
ActivityManagerNative.getDefault().refContentProvider(
prc.holder.connection, 0, -1);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
}
}
if (lastRef) {
if (!prc.removePending) {
// Schedule the actual remove asynchronously, since we don't know the context
// this will be called in.
// TODO: it would be nice to post a delayed message, so
// if we come back and need the same provider quickly
// we will still have it available.
if (DEBUG_PROVIDER) {
Slog.v(TAG, "releaseProvider: Enqueueing pending removal - "
+ prc.holder.info.name);
}
prc.removePending = true;
Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, prc);
mH.sendMessage(msg);
} else {
Slog.w(TAG, "Duplicate remove pending of provider " + prc.holder.info.name);
}
}
return true;
}
}
final void completeRemoveProvider(ProviderRefCount prc) {
synchronized (mProviderMap) {
if (!prc.removePending) {
// There was a race! Some other client managed to acquire
// the provider before the removal was completed.
// Abort the removal. We will do it later.
if (DEBUG_PROVIDER) Slog.v(TAG, "completeRemoveProvider: lost the race, "
+ "provider still in use");
return;
}
final IBinder jBinder = prc.holder.provider.asBinder();
ProviderRefCount existingPrc = mProviderRefCountMap.get(jBinder);
if (existingPrc == prc) {
mProviderRefCountMap.remove(jBinder);
}
Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator();
while (iter.hasNext()) {
ProviderClientRecord pr = iter.next();
IBinder myBinder = pr.mProvider.asBinder();
if (myBinder == jBinder) {
iter.remove();
}
}
}
try {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "removeProvider: Invoking ActivityManagerNative."
+ "removeContentProvider(" + prc.holder.info.name + ")");
}
ActivityManagerNative.getDefault().removeContentProvider(
prc.holder.connection, false);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
final void handleUnstableProviderDied(IBinder provider, boolean fromClient) {
synchronized(mProviderMap) {
ProviderRefCount prc = mProviderRefCountMap.get(provider);
if (prc != null) {
if (DEBUG_PROVIDER) Slog.v(TAG, "Cleaning up dead provider "
+ provider + " " + prc.holder.info.name);
mProviderRefCountMap.remove(provider);
if (prc.client != null && prc.client.mNames != null) {
for (String name : prc.client.mNames) {
ProviderClientRecord pr = mProviderMap.get(name);
if (pr != null && pr.mProvider.asBinder() == provider) {
Slog.i(TAG, "Removing dead content provider: " + name);
mProviderMap.remove(name);
}
}
}
if (fromClient) {
// We found out about this due to execution in our client
// code. Tell the activity manager about it now, to ensure
// that the next time we go to do anything with the provider
// it knows it is dead (so we don't race with its death
// notification).
try {
ActivityManagerNative.getDefault().unstableProviderDied(
prc.holder.connection);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
}
}
}
private ProviderClientRecord installProviderAuthoritiesLocked(IContentProvider provider,
ContentProvider localProvider,IActivityManager.ContentProviderHolder holder) {
String names[] = PATTERN_SEMICOLON.split(holder.info.authority);
ProviderClientRecord pcr = new ProviderClientRecord(names, provider,
localProvider, holder);
for (int i = 0; i < names.length; i++) {
ProviderClientRecord existing = mProviderMap.get(names[i]);
if (existing != null) {
Slog.w(TAG, "Content provider " + pcr.mHolder.info.name
+ " already published as " + names[i]);
} else {
mProviderMap.put(names[i], pcr);
}
}
return pcr;
}
/**
* Installs the provider.
*
* Providers that are local to the process or that come from the system server
* may be installed permanently which is indicated by setting noReleaseNeeded to true.
* Other remote providers are reference counted. The initial reference count
* for all reference counted providers is one. Providers that are not reference
* counted do not have a reference count (at all).
*
* This method detects when a provider has already been installed. When this happens,
* it increments the reference count of the existing provider (if appropriate)
* and returns the existing provider. This can happen due to concurrent
* attempts to acquire the same provider.
*/
private IActivityManager.ContentProviderHolder installProvider(Context context,
IActivityManager.ContentProviderHolder holder, ProviderInfo info,
boolean noisy, boolean noReleaseNeeded, boolean stable) {
ContentProvider localProvider = null;
IContentProvider provider;
if (holder == null || holder.provider == null) {
if (DEBUG_PROVIDER || noisy) {
Slog.d(TAG, "Loading provider " + info.authority + ": "
+ info.name);
}
Context c = null;
ApplicationInfo ai = info.applicationInfo;
if (context.getPackageName().equals(ai.packageName)) {
c = context;
} else if (mInitialApplication != null &&
mInitialApplication.getPackageName().equals(ai.packageName)) {
c = mInitialApplication;
} else {
try {
c = context.createPackageContext(ai.packageName,
Context.CONTEXT_INCLUDE_CODE);
} catch (PackageManager.NameNotFoundException e) {
// Ignore
}
}
if (c == null) {
Slog.w(TAG, "Unable to get context for package " +
ai.packageName +
" while loading content provider " +
info.name);
return null;
}
try {
final java.lang.ClassLoader cl = c.getClassLoader();
localProvider = (ContentProvider)cl.
loadClass(info.name).newInstance();
provider = localProvider.getIContentProvider();
if (provider == null) {
Slog.e(TAG, "Failed to instantiate class " +
info.name + " from sourceDir " +
info.applicationInfo.sourceDir);
return null;
}
if (DEBUG_PROVIDER) Slog.v(
TAG, "Instantiating local provider " + info.name);
// XXX Need to create the correct context for this provider.
localProvider.attachInfo(c, info);
} catch (java.lang.Exception e) {
if (!mInstrumentation.onException(null, e)) {
throw new RuntimeException(
"Unable to get provider " + info.name
+ ": " + e.toString(), e);
}
return null;
}
} else {
provider = holder.provider;
if (DEBUG_PROVIDER) Slog.v(TAG, "Installing external provider " + info.authority + ": "
+ info.name);
}
IActivityManager.ContentProviderHolder retHolder;
synchronized (mProviderMap) {
if (DEBUG_PROVIDER) Slog.v(TAG, "Checking to add " + provider
+ " / " + info.name);
IBinder jBinder = provider.asBinder();
if (localProvider != null) {
ComponentName cname = new ComponentName(info.packageName, info.name);
ProviderClientRecord pr = mLocalProvidersByName.get(cname);
if (pr != null) {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "installProvider: lost the race, "
+ "using existing local provider");
}
provider = pr.mProvider;
} else {
holder = new IActivityManager.ContentProviderHolder(info);
holder.provider = provider;
holder.noReleaseNeeded = true;
pr = installProviderAuthoritiesLocked(provider, localProvider, holder);
mLocalProviders.put(jBinder, pr);
mLocalProvidersByName.put(cname, pr);
}
retHolder = pr.mHolder;
} else {
ProviderRefCount prc = mProviderRefCountMap.get(jBinder);
if (prc != null) {
if (DEBUG_PROVIDER) {
Slog.v(TAG, "installProvider: lost the race, updating ref count");
}
// We need to transfer our new reference to the existing
// ref count, releasing the old one... but only if
// release is needed (that is, it is not running in the
// system process).
if (!noReleaseNeeded) {
incProviderRefLocked(prc, stable);
try {
ActivityManagerNative.getDefault().removeContentProvider(
holder.connection, stable);
} catch (RemoteException e) {
//do nothing content provider object is dead any way
}
}
} else {
ProviderClientRecord client = installProviderAuthoritiesLocked(
provider, localProvider, holder);
if (noReleaseNeeded) {
prc = new ProviderRefCount(holder, client, 1000, 1000);
} else {
prc = stable
? new ProviderRefCount(holder, client, 1, 0)
: new ProviderRefCount(holder, client, 0, 1);
}
mProviderRefCountMap.put(jBinder, prc);
}
retHolder = prc.holder;
}
}
return retHolder;
}
private void attach(boolean system) {
sThreadLocal.set(this);
mSystemThread = system;
if (!system) {
ViewRootImpl.addFirstDrawHandler(new Runnable() {
public void run() {
ensureJitEnabled();
}
});
android.ddm.DdmHandleAppName.setAppName("<pre-initialized>",
UserHandle.myUserId());
RuntimeInit.setApplicationObject(mAppThread.asBinder());
IActivityManager mgr = ActivityManagerNative.getDefault();
try {
mgr.attachApplication(mAppThread);
} catch (RemoteException ex) {
// Ignore
}
} else {
// Don't set application object here -- if the system crashes,
// we can't display an alert, we just want to die die die.
android.ddm.DdmHandleAppName.setAppName("system_process",
UserHandle.myUserId());
try {
mInstrumentation = new Instrumentation();
ContextImpl context = new ContextImpl();
context.init(getSystemContext().mPackageInfo, null, this);
Application app = Instrumentation.newApplication(Application.class, context);
mAllApplications.add(app);
mInitialApplication = app;
app.onCreate();
} catch (Exception e) {
throw new RuntimeException(
"Unable to instantiate Application():" + e.toString(), e);
}
}
ViewRootImpl.addConfigCallback(new ComponentCallbacks2() {
public void onConfigurationChanged(Configuration newConfig) {
synchronized (mPackages) {
// We need to apply this change to the resources
// immediately, because upon returning the view
// hierarchy will be informed about it.
if (applyConfigurationToResourcesLocked(newConfig, null)) {
// This actually changed the resources! Tell
// everyone about it.
if (mPendingConfiguration == null ||
mPendingConfiguration.isOtherSeqNewer(newConfig)) {
mPendingConfiguration = newConfig;
queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig);
}
}
}
}
public void onLowMemory() {
}
public void onTrimMemory(int level) {
}
});
}
public static ActivityThread systemMain() {
HardwareRenderer.disable(true);
ActivityThread thread = new ActivityThread();
thread.attach(true);
return thread;
}
public final void installSystemProviders(List<ProviderInfo> providers) {
if (providers != null) {
installContentProviders(mInitialApplication, providers);
}
}
public int getIntCoreSetting(String key, int defaultValue) {
synchronized (mPackages) {
if (mCoreSettings != null) {
return mCoreSettings.getInt(key, defaultValue);
} else {
return defaultValue;
}
}
}
private static class EventLoggingReporter implements EventLogger.Reporter {
@Override
public void report (int code, Object... list) {
EventLog.writeEvent(code, list);
}
}
public static void main(String[] args) {
SamplingProfilerIntegration.start();
// CloseGuard defaults to true and can be quite spammy. We
// disable it here, but selectively enable it later (via
// StrictMode) on debug builds, but using DropBox, not logs.
CloseGuard.setEnabled(false);
Environment.initForCurrentUser();
// Set the reporter for event logging in libcore
EventLogger.setReporter(new EventLoggingReporter());
Security.addProvider(new AndroidKeyStoreProvider());
Process.setArgV0("<pre-initialized>");
Looper.prepareMainLooper();
ActivityThread thread = new ActivityThread();
thread.attach(false);
if (sMainThreadHandler == null) {
sMainThreadHandler = thread.getHandler();
}
AsyncTask.init();
if (false) {
Looper.myLooper().setMessageLogging(new
LogPrinter(Log.DEBUG, "ActivityThread"));
}
Looper.loop();
throw new RuntimeException("Main thread loop unexpectedly exited");
}
}
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