ActivityThread.java revision fb3806d68d51d336cba0ace697b1bae3e699a890
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app; 18 19import android.app.backup.BackupAgent; 20import android.content.BroadcastReceiver; 21import android.content.ComponentCallbacks; 22import android.content.ComponentName; 23import android.content.ContentProvider; 24import android.content.Context; 25import android.content.IContentProvider; 26import android.content.Intent; 27import android.content.IIntentReceiver; 28import android.content.pm.ActivityInfo; 29import android.content.pm.ApplicationInfo; 30import android.content.pm.IPackageManager; 31import android.content.pm.InstrumentationInfo; 32import android.content.pm.PackageManager; 33import android.content.pm.PackageManager.NameNotFoundException; 34import android.content.pm.ProviderInfo; 35import android.content.pm.ServiceInfo; 36import android.content.res.AssetManager; 37import android.content.res.CompatibilityInfo; 38import android.content.res.Configuration; 39import android.content.res.Resources; 40import android.database.sqlite.SQLiteDatabase; 41import android.database.sqlite.SQLiteDebug; 42import android.database.sqlite.SQLiteDebug.DbStats; 43import android.graphics.Bitmap; 44import android.graphics.Canvas; 45import android.net.IConnectivityManager; 46import android.net.Proxy; 47import android.net.ProxyProperties; 48import android.os.Build; 49import android.os.Bundle; 50import android.os.Debug; 51import android.os.Handler; 52import android.os.IBinder; 53import android.os.Looper; 54import android.os.Message; 55import android.os.MessageQueue; 56import android.os.ParcelFileDescriptor; 57import android.os.Process; 58import android.os.RemoteException; 59import android.os.ServiceManager; 60import android.os.StrictMode; 61import android.os.SystemClock; 62import android.util.AndroidRuntimeException; 63import android.util.Config; 64import android.util.DisplayMetrics; 65import android.util.EventLog; 66import android.util.Log; 67import android.util.LogPrinter; 68import android.util.Slog; 69import android.view.Display; 70import android.view.HardwareRenderer; 71import android.view.View; 72import android.view.ViewDebug; 73import android.view.ViewManager; 74import android.view.ViewRoot; 75import android.view.Window; 76import android.view.WindowManager; 77import android.view.WindowManagerImpl; 78 79import com.android.internal.os.BinderInternal; 80import com.android.internal.os.RuntimeInit; 81import com.android.internal.os.SamplingProfilerIntegration; 82 83import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 84 85import java.io.File; 86import java.io.FileDescriptor; 87import java.io.FileOutputStream; 88import java.io.IOException; 89import java.io.PrintWriter; 90import java.lang.ref.WeakReference; 91import java.net.InetAddress; 92import java.util.ArrayList; 93import java.util.HashMap; 94import java.util.Iterator; 95import java.util.List; 96import java.util.Locale; 97import java.util.Map; 98import java.util.TimeZone; 99import java.util.regex.Pattern; 100 101import dalvik.system.CloseGuard; 102import dalvik.system.SamplingProfiler; 103 104final class SuperNotCalledException extends AndroidRuntimeException { 105 public SuperNotCalledException(String msg) { 106 super(msg); 107 } 108} 109 110final class RemoteServiceException extends AndroidRuntimeException { 111 public RemoteServiceException(String msg) { 112 super(msg); 113 } 114} 115 116/** 117 * This manages the execution of the main thread in an 118 * application process, scheduling and executing activities, 119 * broadcasts, and other operations on it as the activity 120 * manager requests. 121 * 122 * {@hide} 123 */ 124public final class ActivityThread { 125 /** @hide */ 126 public static final String TAG = "ActivityThread"; 127 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 128 private static final boolean DEBUG = false; 129 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 130 static final boolean DEBUG_MESSAGES = false; 131 /** @hide */ 132 public static final boolean DEBUG_BROADCAST = false; 133 private static final boolean DEBUG_RESULTS = false; 134 private static final boolean DEBUG_BACKUP = false; 135 private static final boolean DEBUG_CONFIGURATION = false; 136 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 137 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 138 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 139 private static final int LOG_ON_PAUSE_CALLED = 30021; 140 private static final int LOG_ON_RESUME_CALLED = 30022; 141 142 static ContextImpl mSystemContext = null; 143 144 static IPackageManager sPackageManager; 145 146 final ApplicationThread mAppThread = new ApplicationThread(); 147 final Looper mLooper = Looper.myLooper(); 148 final H mH = new H(); 149 final HashMap<IBinder, ActivityClientRecord> mActivities 150 = new HashMap<IBinder, ActivityClientRecord>(); 151 // List of new activities (via ActivityRecord.nextIdle) that should 152 // be reported when next we idle. 153 ActivityClientRecord mNewActivities = null; 154 // Number of activities that are currently visible on-screen. 155 int mNumVisibleActivities = 0; 156 final HashMap<IBinder, Service> mServices 157 = new HashMap<IBinder, Service>(); 158 AppBindData mBoundApplication; 159 Configuration mConfiguration; 160 Configuration mResConfiguration; 161 Application mInitialApplication; 162 final ArrayList<Application> mAllApplications 163 = new ArrayList<Application>(); 164 // set of instantiated backup agents, keyed by package name 165 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 166 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 167 Instrumentation mInstrumentation; 168 String mInstrumentationAppDir = null; 169 String mInstrumentationAppPackage = null; 170 String mInstrumentedAppDir = null; 171 boolean mSystemThread = false; 172 boolean mJitEnabled = false; 173 174 // These can be accessed by multiple threads; mPackages is the lock. 175 // XXX For now we keep around information about all packages we have 176 // seen, not removing entries from this map. 177 final HashMap<String, WeakReference<LoadedApk>> mPackages 178 = new HashMap<String, WeakReference<LoadedApk>>(); 179 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 180 = new HashMap<String, WeakReference<LoadedApk>>(); 181 Display mDisplay = null; 182 DisplayMetrics mDisplayMetrics = null; 183 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 184 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 185 final ArrayList<ActivityClientRecord> mRelaunchingActivities 186 = new ArrayList<ActivityClientRecord>(); 187 Configuration mPendingConfiguration = null; 188 189 // The lock of mProviderMap protects the following variables. 190 final HashMap<String, ProviderClientRecord> mProviderMap 191 = new HashMap<String, ProviderClientRecord>(); 192 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 193 = new HashMap<IBinder, ProviderRefCount>(); 194 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 195 = new HashMap<IBinder, ProviderClientRecord>(); 196 197 final GcIdler mGcIdler = new GcIdler(); 198 boolean mGcIdlerScheduled = false; 199 200 static Handler sMainThreadHandler; // set once in main() 201 202 private static final class ActivityClientRecord { 203 IBinder token; 204 int ident; 205 Intent intent; 206 Bundle state; 207 Activity activity; 208 Window window; 209 Activity parent; 210 String embeddedID; 211 Activity.NonConfigurationInstances lastNonConfigurationInstances; 212 boolean paused; 213 boolean stopped; 214 boolean hideForNow; 215 Configuration newConfig; 216 Configuration createdConfig; 217 ActivityClientRecord nextIdle; 218 219 ActivityInfo activityInfo; 220 LoadedApk packageInfo; 221 222 List<ResultInfo> pendingResults; 223 List<Intent> pendingIntents; 224 225 boolean startsNotResumed; 226 boolean isForward; 227 int pendingConfigChanges; 228 boolean onlyLocalRequest; 229 230 View mPendingRemoveWindow; 231 WindowManager mPendingRemoveWindowManager; 232 233 ActivityClientRecord() { 234 parent = null; 235 embeddedID = null; 236 paused = false; 237 stopped = false; 238 hideForNow = false; 239 nextIdle = null; 240 } 241 242 public boolean isPreHoneycomb() { 243 if (activity != null) { 244 return activity.getApplicationInfo().targetSdkVersion 245 < android.os.Build.VERSION_CODES.HONEYCOMB; 246 } 247 return false; 248 } 249 250 public String toString() { 251 ComponentName componentName = intent.getComponent(); 252 return "ActivityRecord{" 253 + Integer.toHexString(System.identityHashCode(this)) 254 + " token=" + token + " " + (componentName == null 255 ? "no component name" : componentName.toShortString()) 256 + "}"; 257 } 258 } 259 260 private final class ProviderClientRecord implements IBinder.DeathRecipient { 261 final String mName; 262 final IContentProvider mProvider; 263 final ContentProvider mLocalProvider; 264 265 ProviderClientRecord(String name, IContentProvider provider, 266 ContentProvider localProvider) { 267 mName = name; 268 mProvider = provider; 269 mLocalProvider = localProvider; 270 } 271 272 public void binderDied() { 273 removeDeadProvider(mName, mProvider); 274 } 275 } 276 277 private static final class NewIntentData { 278 List<Intent> intents; 279 IBinder token; 280 public String toString() { 281 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 282 } 283 } 284 285 private static final class ReceiverData extends BroadcastReceiver.PendingResult { 286 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 287 boolean ordered, boolean sticky, IBinder token) { 288 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 289 this.intent = intent; 290 } 291 292 Intent intent; 293 ActivityInfo info; 294 public String toString() { 295 return "ReceiverData{intent=" + intent + " packageName=" + 296 info.packageName + " resultCode=" + getResultCode() 297 + " resultData=" + getResultData() + " resultExtras=" 298 + getResultExtras(false) + "}"; 299 } 300 } 301 302 private static final class CreateBackupAgentData { 303 ApplicationInfo appInfo; 304 int backupMode; 305 public String toString() { 306 return "CreateBackupAgentData{appInfo=" + appInfo 307 + " backupAgent=" + appInfo.backupAgentName 308 + " mode=" + backupMode + "}"; 309 } 310 } 311 312 private static final class CreateServiceData { 313 IBinder token; 314 ServiceInfo info; 315 Intent intent; 316 public String toString() { 317 return "CreateServiceData{token=" + token + " className=" 318 + info.name + " packageName=" + info.packageName 319 + " intent=" + intent + "}"; 320 } 321 } 322 323 private static final class BindServiceData { 324 IBinder token; 325 Intent intent; 326 boolean rebind; 327 public String toString() { 328 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 329 } 330 } 331 332 private static final class ServiceArgsData { 333 IBinder token; 334 int startId; 335 int flags; 336 Intent args; 337 public String toString() { 338 return "ServiceArgsData{token=" + token + " startId=" + startId 339 + " args=" + args + "}"; 340 } 341 } 342 343 private static final class AppBindData { 344 LoadedApk info; 345 String processName; 346 ApplicationInfo appInfo; 347 List<ProviderInfo> providers; 348 ComponentName instrumentationName; 349 String profileFile; 350 Bundle instrumentationArgs; 351 IInstrumentationWatcher instrumentationWatcher; 352 int debugMode; 353 boolean restrictedBackupMode; 354 Configuration config; 355 boolean handlingProfiling; 356 public String toString() { 357 return "AppBindData{appInfo=" + appInfo + "}"; 358 } 359 } 360 361 private static final class DumpComponentInfo { 362 FileDescriptor fd; 363 IBinder token; 364 String[] args; 365 boolean dumped; 366 } 367 368 private static final class ResultData { 369 IBinder token; 370 List<ResultInfo> results; 371 public String toString() { 372 return "ResultData{token=" + token + " results" + results + "}"; 373 } 374 } 375 376 private static final class ContextCleanupInfo { 377 ContextImpl context; 378 String what; 379 String who; 380 } 381 382 private static final class ProfilerControlData { 383 String path; 384 ParcelFileDescriptor fd; 385 } 386 387 private static final class DumpHeapData { 388 String path; 389 ParcelFileDescriptor fd; 390 } 391 392 private final class ApplicationThread extends ApplicationThreadNative { 393 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 394 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 395 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 396 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 397 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 398 399 // Formatting for checkin service - update version if row format changes 400 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 401 402 public final void schedulePauseActivity(IBinder token, boolean finished, 403 boolean userLeaving, int configChanges) { 404 queueOrSendMessage( 405 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 406 token, 407 (userLeaving ? 1 : 0), 408 configChanges); 409 } 410 411 public final void scheduleStopActivity(IBinder token, boolean showWindow, 412 int configChanges) { 413 queueOrSendMessage( 414 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 415 token, 0, configChanges); 416 } 417 418 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 419 queueOrSendMessage( 420 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 421 token); 422 } 423 424 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 425 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 426 } 427 428 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 429 ResultData res = new ResultData(); 430 res.token = token; 431 res.results = results; 432 queueOrSendMessage(H.SEND_RESULT, res); 433 } 434 435 // we use token to identify this activity without having to send the 436 // activity itself back to the activity manager. (matters more with ipc) 437 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 438 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 439 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 440 ActivityClientRecord r = new ActivityClientRecord(); 441 442 r.token = token; 443 r.ident = ident; 444 r.intent = intent; 445 r.activityInfo = info; 446 r.state = state; 447 448 r.pendingResults = pendingResults; 449 r.pendingIntents = pendingNewIntents; 450 451 r.startsNotResumed = notResumed; 452 r.isForward = isForward; 453 454 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 455 } 456 457 public final void scheduleRelaunchActivity(IBinder token, 458 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 459 int configChanges, boolean notResumed, Configuration config) { 460 requestRelaunchActivity(token, pendingResults, pendingNewIntents, 461 configChanges, notResumed, config, true); 462 } 463 464 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 465 NewIntentData data = new NewIntentData(); 466 data.intents = intents; 467 data.token = token; 468 469 queueOrSendMessage(H.NEW_INTENT, data); 470 } 471 472 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 473 int configChanges) { 474 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 475 configChanges); 476 } 477 478 public final void scheduleReceiver(Intent intent, ActivityInfo info, 479 int resultCode, String data, Bundle extras, boolean sync) { 480 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 481 sync, false, mAppThread.asBinder()); 482 r.info = info; 483 queueOrSendMessage(H.RECEIVER, r); 484 } 485 486 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 487 CreateBackupAgentData d = new CreateBackupAgentData(); 488 d.appInfo = app; 489 d.backupMode = backupMode; 490 491 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 492 } 493 494 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 495 CreateBackupAgentData d = new CreateBackupAgentData(); 496 d.appInfo = app; 497 498 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 499 } 500 501 public final void scheduleCreateService(IBinder token, 502 ServiceInfo info) { 503 CreateServiceData s = new CreateServiceData(); 504 s.token = token; 505 s.info = info; 506 507 queueOrSendMessage(H.CREATE_SERVICE, s); 508 } 509 510 public final void scheduleBindService(IBinder token, Intent intent, 511 boolean rebind) { 512 BindServiceData s = new BindServiceData(); 513 s.token = token; 514 s.intent = intent; 515 s.rebind = rebind; 516 517 queueOrSendMessage(H.BIND_SERVICE, s); 518 } 519 520 public final void scheduleUnbindService(IBinder token, Intent intent) { 521 BindServiceData s = new BindServiceData(); 522 s.token = token; 523 s.intent = intent; 524 525 queueOrSendMessage(H.UNBIND_SERVICE, s); 526 } 527 528 public final void scheduleServiceArgs(IBinder token, int startId, 529 int flags ,Intent args) { 530 ServiceArgsData s = new ServiceArgsData(); 531 s.token = token; 532 s.startId = startId; 533 s.flags = flags; 534 s.args = args; 535 536 queueOrSendMessage(H.SERVICE_ARGS, s); 537 } 538 539 public final void scheduleStopService(IBinder token) { 540 queueOrSendMessage(H.STOP_SERVICE, token); 541 } 542 543 public final void bindApplication(String processName, 544 ApplicationInfo appInfo, List<ProviderInfo> providers, 545 ComponentName instrumentationName, String profileFile, 546 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 547 int debugMode, boolean isRestrictedBackupMode, Configuration config, 548 Map<String, IBinder> services) { 549 550 if (services != null) { 551 // Setup the service cache in the ServiceManager 552 ServiceManager.initServiceCache(services); 553 } 554 555 AppBindData data = new AppBindData(); 556 data.processName = processName; 557 data.appInfo = appInfo; 558 data.providers = providers; 559 data.instrumentationName = instrumentationName; 560 data.profileFile = profileFile; 561 data.instrumentationArgs = instrumentationArgs; 562 data.instrumentationWatcher = instrumentationWatcher; 563 data.debugMode = debugMode; 564 data.restrictedBackupMode = isRestrictedBackupMode; 565 data.config = config; 566 queueOrSendMessage(H.BIND_APPLICATION, data); 567 } 568 569 public final void scheduleExit() { 570 queueOrSendMessage(H.EXIT_APPLICATION, null); 571 } 572 573 public final void scheduleSuicide() { 574 queueOrSendMessage(H.SUICIDE, null); 575 } 576 577 public void requestThumbnail(IBinder token) { 578 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 579 } 580 581 public void scheduleConfigurationChanged(Configuration config) { 582 synchronized (mPackages) { 583 if (mPendingConfiguration == null || 584 mPendingConfiguration.isOtherSeqNewer(config)) { 585 mPendingConfiguration = config; 586 } 587 } 588 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 589 } 590 591 public void updateTimeZone() { 592 TimeZone.setDefault(null); 593 } 594 595 public void clearDnsCache() { 596 // a non-standard API to get this to libcore 597 InetAddress.clearDnsCache(); 598 } 599 600 public void setHttpProxy(String host, String port, String exclList) { 601 Proxy.setHttpProxySystemProperty(host, port, exclList); 602 } 603 604 public void processInBackground() { 605 mH.removeMessages(H.GC_WHEN_IDLE); 606 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 607 } 608 609 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 610 DumpComponentInfo data = new DumpComponentInfo(); 611 data.fd = fd; 612 data.token = servicetoken; 613 data.args = args; 614 data.dumped = false; 615 queueOrSendMessage(H.DUMP_SERVICE, data); 616 synchronized (data) { 617 while (!data.dumped) { 618 try { 619 data.wait(); 620 } catch (InterruptedException e) { 621 // no need to do anything here, we will keep waiting until 622 // dumped is set 623 } 624 } 625 } 626 } 627 628 // This function exists to make sure all receiver dispatching is 629 // correctly ordered, since these are one-way calls and the binder driver 630 // applies transaction ordering per object for such calls. 631 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 632 int resultCode, String dataStr, Bundle extras, boolean ordered, 633 boolean sticky) throws RemoteException { 634 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 635 } 636 637 public void scheduleLowMemory() { 638 queueOrSendMessage(H.LOW_MEMORY, null); 639 } 640 641 public void scheduleActivityConfigurationChanged(IBinder token) { 642 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 643 } 644 645 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 646 ProfilerControlData pcd = new ProfilerControlData(); 647 pcd.path = path; 648 pcd.fd = fd; 649 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 650 } 651 652 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 653 DumpHeapData dhd = new DumpHeapData(); 654 dhd.path = path; 655 dhd.fd = fd; 656 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 657 } 658 659 public void setSchedulingGroup(int group) { 660 // Note: do this immediately, since going into the foreground 661 // should happen regardless of what pending work we have to do 662 // and the activity manager will wait for us to report back that 663 // we are done before sending us to the background. 664 try { 665 Process.setProcessGroup(Process.myPid(), group); 666 } catch (Exception e) { 667 Slog.w(TAG, "Failed setting process group to " + group, e); 668 } 669 } 670 671 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 672 Debug.getMemoryInfo(outInfo); 673 } 674 675 public void dispatchPackageBroadcast(int cmd, String[] packages) { 676 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 677 } 678 679 public void scheduleCrash(String msg) { 680 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 681 } 682 683 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, String[] args) { 684 DumpComponentInfo data = new DumpComponentInfo(); 685 data.fd = fd; 686 data.token = activitytoken; 687 data.args = args; 688 data.dumped = false; 689 queueOrSendMessage(H.DUMP_ACTIVITY, data); 690 synchronized (data) { 691 while (!data.dumped) { 692 try { 693 data.wait(); 694 } catch (InterruptedException e) { 695 // no need to do anything here, we will keep waiting until 696 // dumped is set 697 } 698 } 699 } 700 } 701 702 @Override 703 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 704 long nativeMax = Debug.getNativeHeapSize() / 1024; 705 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 706 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 707 708 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 709 Debug.getMemoryInfo(memInfo); 710 711 final int nativeShared = memInfo.nativeSharedDirty; 712 final int dalvikShared = memInfo.dalvikSharedDirty; 713 final int otherShared = memInfo.otherSharedDirty; 714 715 final int nativePrivate = memInfo.nativePrivateDirty; 716 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 717 final int otherPrivate = memInfo.otherPrivateDirty; 718 719 Runtime runtime = Runtime.getRuntime(); 720 721 long dalvikMax = runtime.totalMemory() / 1024; 722 long dalvikFree = runtime.freeMemory() / 1024; 723 long dalvikAllocated = dalvikMax - dalvikFree; 724 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 725 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 726 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 727 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 728 int globalAssetCount = AssetManager.getGlobalAssetCount(); 729 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 730 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 731 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 732 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 733 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 734 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 735 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 736 737 // Check to see if we were called by checkin server. If so, print terse format. 738 boolean doCheckinFormat = false; 739 if (args != null) { 740 for (String arg : args) { 741 if ("-c".equals(arg)) doCheckinFormat = true; 742 } 743 } 744 745 // For checkin, we print one long comma-separated list of values 746 if (doCheckinFormat) { 747 // NOTE: if you change anything significant below, also consider changing 748 // ACTIVITY_THREAD_CHECKIN_VERSION. 749 String processName = (mBoundApplication != null) 750 ? mBoundApplication.processName : "unknown"; 751 752 // Header 753 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 754 pw.print(Process.myPid()); pw.print(','); 755 pw.print(processName); pw.print(','); 756 757 // Heap info - max 758 pw.print(nativeMax); pw.print(','); 759 pw.print(dalvikMax); pw.print(','); 760 pw.print("N/A,"); 761 pw.print(nativeMax + dalvikMax); pw.print(','); 762 763 // Heap info - allocated 764 pw.print(nativeAllocated); pw.print(','); 765 pw.print(dalvikAllocated); pw.print(','); 766 pw.print("N/A,"); 767 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 768 769 // Heap info - free 770 pw.print(nativeFree); pw.print(','); 771 pw.print(dalvikFree); pw.print(','); 772 pw.print("N/A,"); 773 pw.print(nativeFree + dalvikFree); pw.print(','); 774 775 // Heap info - proportional set size 776 pw.print(memInfo.nativePss); pw.print(','); 777 pw.print(memInfo.dalvikPss); pw.print(','); 778 pw.print(memInfo.otherPss); pw.print(','); 779 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 780 781 // Heap info - shared 782 pw.print(nativeShared); pw.print(','); 783 pw.print(dalvikShared); pw.print(','); 784 pw.print(otherShared); pw.print(','); 785 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 786 787 // Heap info - private 788 pw.print(nativePrivate); pw.print(','); 789 pw.print(dalvikPrivate); pw.print(','); 790 pw.print(otherPrivate); pw.print(','); 791 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 792 793 // Object counts 794 pw.print(viewInstanceCount); pw.print(','); 795 pw.print(viewRootInstanceCount); pw.print(','); 796 pw.print(appContextInstanceCount); pw.print(','); 797 pw.print(activityInstanceCount); pw.print(','); 798 799 pw.print(globalAssetCount); pw.print(','); 800 pw.print(globalAssetManagerCount); pw.print(','); 801 pw.print(binderLocalObjectCount); pw.print(','); 802 pw.print(binderProxyObjectCount); pw.print(','); 803 804 pw.print(binderDeathObjectCount); pw.print(','); 805 pw.print(openSslSocketCount); pw.print(','); 806 807 // SQL 808 pw.print(sqliteAllocated); pw.print(','); 809 pw.print(stats.memoryUsed / 1024); pw.print(','); 810 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 811 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 812 for (int i = 0; i < stats.dbStats.size(); i++) { 813 DbStats dbStats = stats.dbStats.get(i); 814 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 815 dbStats.lookaside, dbStats.cache, dbStats.dbName); 816 pw.print(','); 817 } 818 819 return; 820 } 821 822 // otherwise, show human-readable format 823 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 824 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 825 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 826 nativeAllocated + dalvikAllocated); 827 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 828 nativeFree + dalvikFree); 829 830 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 831 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 832 833 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 834 nativeShared + dalvikShared + otherShared); 835 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 836 nativePrivate + dalvikPrivate + otherPrivate); 837 838 pw.println(" "); 839 pw.println(" Objects"); 840 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 841 viewRootInstanceCount); 842 843 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 844 "Activities:", activityInstanceCount); 845 846 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 847 "AssetManagers:", globalAssetManagerCount); 848 849 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 850 "Proxy Binders:", binderProxyObjectCount); 851 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 852 853 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 854 855 // SQLite mem info 856 pw.println(" "); 857 pw.println(" SQL"); 858 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 859 stats.memoryUsed / 1024); 860 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 861 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 862 pw.println(" "); 863 int N = stats.dbStats.size(); 864 if (N > 0) { 865 pw.println(" DATABASES"); 866 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 867 "Dbname"); 868 for (int i = 0; i < N; i++) { 869 DbStats dbStats = stats.dbStats.get(i); 870 printRow(pw, DB_INFO_FORMAT, 871 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 872 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 873 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 874 dbStats.cache, dbStats.dbName); 875 } 876 } 877 878 // Asset details. 879 String assetAlloc = AssetManager.getAssetAllocations(); 880 if (assetAlloc != null) { 881 pw.println(" "); 882 pw.println(" Asset Allocations"); 883 pw.print(assetAlloc); 884 } 885 } 886 887 private void printRow(PrintWriter pw, String format, Object...objs) { 888 pw.println(String.format(format, objs)); 889 } 890 } 891 892 private final class H extends Handler { 893 public static final int LAUNCH_ACTIVITY = 100; 894 public static final int PAUSE_ACTIVITY = 101; 895 public static final int PAUSE_ACTIVITY_FINISHING= 102; 896 public static final int STOP_ACTIVITY_SHOW = 103; 897 public static final int STOP_ACTIVITY_HIDE = 104; 898 public static final int SHOW_WINDOW = 105; 899 public static final int HIDE_WINDOW = 106; 900 public static final int RESUME_ACTIVITY = 107; 901 public static final int SEND_RESULT = 108; 902 public static final int DESTROY_ACTIVITY = 109; 903 public static final int BIND_APPLICATION = 110; 904 public static final int EXIT_APPLICATION = 111; 905 public static final int NEW_INTENT = 112; 906 public static final int RECEIVER = 113; 907 public static final int CREATE_SERVICE = 114; 908 public static final int SERVICE_ARGS = 115; 909 public static final int STOP_SERVICE = 116; 910 public static final int REQUEST_THUMBNAIL = 117; 911 public static final int CONFIGURATION_CHANGED = 118; 912 public static final int CLEAN_UP_CONTEXT = 119; 913 public static final int GC_WHEN_IDLE = 120; 914 public static final int BIND_SERVICE = 121; 915 public static final int UNBIND_SERVICE = 122; 916 public static final int DUMP_SERVICE = 123; 917 public static final int LOW_MEMORY = 124; 918 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 919 public static final int RELAUNCH_ACTIVITY = 126; 920 public static final int PROFILER_CONTROL = 127; 921 public static final int CREATE_BACKUP_AGENT = 128; 922 public static final int DESTROY_BACKUP_AGENT = 129; 923 public static final int SUICIDE = 130; 924 public static final int REMOVE_PROVIDER = 131; 925 public static final int ENABLE_JIT = 132; 926 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 927 public static final int SCHEDULE_CRASH = 134; 928 public static final int DUMP_HEAP = 135; 929 public static final int DUMP_ACTIVITY = 136; 930 String codeToString(int code) { 931 if (DEBUG_MESSAGES) { 932 switch (code) { 933 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 934 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 935 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 936 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 937 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 938 case SHOW_WINDOW: return "SHOW_WINDOW"; 939 case HIDE_WINDOW: return "HIDE_WINDOW"; 940 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 941 case SEND_RESULT: return "SEND_RESULT"; 942 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 943 case BIND_APPLICATION: return "BIND_APPLICATION"; 944 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 945 case NEW_INTENT: return "NEW_INTENT"; 946 case RECEIVER: return "RECEIVER"; 947 case CREATE_SERVICE: return "CREATE_SERVICE"; 948 case SERVICE_ARGS: return "SERVICE_ARGS"; 949 case STOP_SERVICE: return "STOP_SERVICE"; 950 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 951 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 952 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 953 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 954 case BIND_SERVICE: return "BIND_SERVICE"; 955 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 956 case DUMP_SERVICE: return "DUMP_SERVICE"; 957 case LOW_MEMORY: return "LOW_MEMORY"; 958 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 959 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 960 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 961 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 962 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 963 case SUICIDE: return "SUICIDE"; 964 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 965 case ENABLE_JIT: return "ENABLE_JIT"; 966 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 967 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 968 case DUMP_HEAP: return "DUMP_HEAP"; 969 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 970 } 971 } 972 return "(unknown)"; 973 } 974 public void handleMessage(Message msg) { 975 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 976 switch (msg.what) { 977 case LAUNCH_ACTIVITY: { 978 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 979 980 r.packageInfo = getPackageInfoNoCheck( 981 r.activityInfo.applicationInfo); 982 handleLaunchActivity(r, null); 983 } break; 984 case RELAUNCH_ACTIVITY: { 985 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 986 handleRelaunchActivity(r); 987 } break; 988 case PAUSE_ACTIVITY: 989 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 990 maybeSnapshot(); 991 break; 992 case PAUSE_ACTIVITY_FINISHING: 993 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 994 break; 995 case STOP_ACTIVITY_SHOW: 996 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 997 break; 998 case STOP_ACTIVITY_HIDE: 999 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 1000 break; 1001 case SHOW_WINDOW: 1002 handleWindowVisibility((IBinder)msg.obj, true); 1003 break; 1004 case HIDE_WINDOW: 1005 handleWindowVisibility((IBinder)msg.obj, false); 1006 break; 1007 case RESUME_ACTIVITY: 1008 handleResumeActivity((IBinder)msg.obj, true, 1009 msg.arg1 != 0); 1010 break; 1011 case SEND_RESULT: 1012 handleSendResult((ResultData)msg.obj); 1013 break; 1014 case DESTROY_ACTIVITY: 1015 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1016 msg.arg2, false); 1017 break; 1018 case BIND_APPLICATION: 1019 AppBindData data = (AppBindData)msg.obj; 1020 handleBindApplication(data); 1021 break; 1022 case EXIT_APPLICATION: 1023 if (mInitialApplication != null) { 1024 mInitialApplication.onTerminate(); 1025 } 1026 Looper.myLooper().quit(); 1027 break; 1028 case NEW_INTENT: 1029 handleNewIntent((NewIntentData)msg.obj); 1030 break; 1031 case RECEIVER: 1032 handleReceiver((ReceiverData)msg.obj); 1033 maybeSnapshot(); 1034 break; 1035 case CREATE_SERVICE: 1036 handleCreateService((CreateServiceData)msg.obj); 1037 break; 1038 case BIND_SERVICE: 1039 handleBindService((BindServiceData)msg.obj); 1040 break; 1041 case UNBIND_SERVICE: 1042 handleUnbindService((BindServiceData)msg.obj); 1043 break; 1044 case SERVICE_ARGS: 1045 handleServiceArgs((ServiceArgsData)msg.obj); 1046 break; 1047 case STOP_SERVICE: 1048 handleStopService((IBinder)msg.obj); 1049 maybeSnapshot(); 1050 break; 1051 case REQUEST_THUMBNAIL: 1052 handleRequestThumbnail((IBinder)msg.obj); 1053 break; 1054 case CONFIGURATION_CHANGED: 1055 handleConfigurationChanged((Configuration)msg.obj); 1056 break; 1057 case CLEAN_UP_CONTEXT: 1058 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1059 cci.context.performFinalCleanup(cci.who, cci.what); 1060 break; 1061 case GC_WHEN_IDLE: 1062 scheduleGcIdler(); 1063 break; 1064 case DUMP_SERVICE: 1065 handleDumpService((DumpComponentInfo)msg.obj); 1066 break; 1067 case LOW_MEMORY: 1068 handleLowMemory(); 1069 break; 1070 case ACTIVITY_CONFIGURATION_CHANGED: 1071 handleActivityConfigurationChanged((IBinder)msg.obj); 1072 break; 1073 case PROFILER_CONTROL: 1074 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1075 break; 1076 case CREATE_BACKUP_AGENT: 1077 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1078 break; 1079 case DESTROY_BACKUP_AGENT: 1080 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1081 break; 1082 case SUICIDE: 1083 Process.killProcess(Process.myPid()); 1084 break; 1085 case REMOVE_PROVIDER: 1086 completeRemoveProvider((IContentProvider)msg.obj); 1087 break; 1088 case ENABLE_JIT: 1089 ensureJitEnabled(); 1090 break; 1091 case DISPATCH_PACKAGE_BROADCAST: 1092 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1093 break; 1094 case SCHEDULE_CRASH: 1095 throw new RemoteServiceException((String)msg.obj); 1096 case DUMP_HEAP: 1097 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1098 break; 1099 case DUMP_ACTIVITY: 1100 handleDumpActivity((DumpComponentInfo)msg.obj); 1101 break; 1102 } 1103 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1104 } 1105 1106 void maybeSnapshot() { 1107 if (mBoundApplication != null) { 1108 // convert the *private* ActivityThread.PackageInfo to *public* known 1109 // android.content.pm.PackageInfo 1110 String packageName = mBoundApplication.info.mPackageName; 1111 android.content.pm.PackageInfo packageInfo = null; 1112 try { 1113 Context context = getSystemContext(); 1114 if(context == null) { 1115 Log.e(TAG, "cannot get a valid context"); 1116 return; 1117 } 1118 PackageManager pm = context.getPackageManager(); 1119 if(pm == null) { 1120 Log.e(TAG, "cannot get a valid PackageManager"); 1121 return; 1122 } 1123 packageInfo = pm.getPackageInfo( 1124 packageName, PackageManager.GET_ACTIVITIES); 1125 } catch (NameNotFoundException e) { 1126 Log.e(TAG, "cannot get package info for " + packageName, e); 1127 } 1128 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1129 } 1130 } 1131 } 1132 1133 private final class Idler implements MessageQueue.IdleHandler { 1134 public final boolean queueIdle() { 1135 ActivityClientRecord a = mNewActivities; 1136 if (a != null) { 1137 mNewActivities = null; 1138 IActivityManager am = ActivityManagerNative.getDefault(); 1139 ActivityClientRecord prev; 1140 do { 1141 if (localLOGV) Slog.v( 1142 TAG, "Reporting idle of " + a + 1143 " finished=" + 1144 (a.activity != null ? a.activity.mFinished : false)); 1145 if (a.activity != null && !a.activity.mFinished) { 1146 try { 1147 am.activityIdle(a.token, a.createdConfig); 1148 a.createdConfig = null; 1149 } catch (RemoteException ex) { 1150 } 1151 } 1152 prev = a; 1153 a = a.nextIdle; 1154 prev.nextIdle = null; 1155 } while (a != null); 1156 } 1157 ensureJitEnabled(); 1158 return false; 1159 } 1160 } 1161 1162 final class GcIdler implements MessageQueue.IdleHandler { 1163 public final boolean queueIdle() { 1164 doGcIfNeeded(); 1165 return false; 1166 } 1167 } 1168 1169 private final static class ResourcesKey { 1170 final private String mResDir; 1171 final private float mScale; 1172 final private int mHash; 1173 1174 ResourcesKey(String resDir, float scale) { 1175 mResDir = resDir; 1176 mScale = scale; 1177 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1178 } 1179 1180 @Override 1181 public int hashCode() { 1182 return mHash; 1183 } 1184 1185 @Override 1186 public boolean equals(Object obj) { 1187 if (!(obj instanceof ResourcesKey)) { 1188 return false; 1189 } 1190 ResourcesKey peer = (ResourcesKey) obj; 1191 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1192 } 1193 } 1194 1195 public static final ActivityThread currentActivityThread() { 1196 return sThreadLocal.get(); 1197 } 1198 1199 public static final String currentPackageName() { 1200 ActivityThread am = currentActivityThread(); 1201 return (am != null && am.mBoundApplication != null) 1202 ? am.mBoundApplication.processName : null; 1203 } 1204 1205 public static final Application currentApplication() { 1206 ActivityThread am = currentActivityThread(); 1207 return am != null ? am.mInitialApplication : null; 1208 } 1209 1210 public static IPackageManager getPackageManager() { 1211 if (sPackageManager != null) { 1212 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1213 return sPackageManager; 1214 } 1215 IBinder b = ServiceManager.getService("package"); 1216 //Slog.v("PackageManager", "default service binder = " + b); 1217 sPackageManager = IPackageManager.Stub.asInterface(b); 1218 //Slog.v("PackageManager", "default service = " + sPackageManager); 1219 return sPackageManager; 1220 } 1221 1222 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1223 if (mDisplayMetrics != null && !forceUpdate) { 1224 return mDisplayMetrics; 1225 } 1226 if (mDisplay == null) { 1227 WindowManager wm = WindowManagerImpl.getDefault(); 1228 mDisplay = wm.getDefaultDisplay(); 1229 } 1230 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1231 mDisplay.getMetrics(metrics); 1232 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1233 // + metrics.heightPixels + " den=" + metrics.density 1234 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1235 return metrics; 1236 } 1237 1238 /** 1239 * Creates the top level Resources for applications with the given compatibility info. 1240 * 1241 * @param resDir the resource directory. 1242 * @param compInfo the compability info. It will use the default compatibility info when it's 1243 * null. 1244 */ 1245 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1246 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1247 Resources r; 1248 synchronized (mPackages) { 1249 // Resources is app scale dependent. 1250 if (false) { 1251 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1252 + compInfo.applicationScale); 1253 } 1254 WeakReference<Resources> wr = mActiveResources.get(key); 1255 r = wr != null ? wr.get() : null; 1256 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1257 if (r != null && r.getAssets().isUpToDate()) { 1258 if (false) { 1259 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1260 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1261 } 1262 return r; 1263 } 1264 } 1265 1266 //if (r != null) { 1267 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1268 // + r + " " + resDir); 1269 //} 1270 1271 AssetManager assets = new AssetManager(); 1272 if (assets.addAssetPath(resDir) == 0) { 1273 return null; 1274 } 1275 1276 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1277 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1278 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1279 if (false) { 1280 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1281 + r.getConfiguration() + " appScale=" 1282 + r.getCompatibilityInfo().applicationScale); 1283 } 1284 1285 synchronized (mPackages) { 1286 WeakReference<Resources> wr = mActiveResources.get(key); 1287 Resources existing = wr != null ? wr.get() : null; 1288 if (existing != null && existing.getAssets().isUpToDate()) { 1289 // Someone else already created the resources while we were 1290 // unlocked; go ahead and use theirs. 1291 r.getAssets().close(); 1292 return existing; 1293 } 1294 1295 // XXX need to remove entries when weak references go away 1296 mActiveResources.put(key, new WeakReference<Resources>(r)); 1297 return r; 1298 } 1299 } 1300 1301 /** 1302 * Creates the top level resources for the given package. 1303 */ 1304 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1305 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1306 } 1307 1308 final Handler getHandler() { 1309 return mH; 1310 } 1311 1312 public final LoadedApk getPackageInfo(String packageName, int flags) { 1313 synchronized (mPackages) { 1314 WeakReference<LoadedApk> ref; 1315 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1316 ref = mPackages.get(packageName); 1317 } else { 1318 ref = mResourcePackages.get(packageName); 1319 } 1320 LoadedApk packageInfo = ref != null ? ref.get() : null; 1321 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1322 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1323 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1324 if (packageInfo != null && (packageInfo.mResources == null 1325 || packageInfo.mResources.getAssets().isUpToDate())) { 1326 if (packageInfo.isSecurityViolation() 1327 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1328 throw new SecurityException( 1329 "Requesting code from " + packageName 1330 + " to be run in process " 1331 + mBoundApplication.processName 1332 + "/" + mBoundApplication.appInfo.uid); 1333 } 1334 return packageInfo; 1335 } 1336 } 1337 1338 ApplicationInfo ai = null; 1339 try { 1340 ai = getPackageManager().getApplicationInfo(packageName, 1341 PackageManager.GET_SHARED_LIBRARY_FILES); 1342 } catch (RemoteException e) { 1343 } 1344 1345 if (ai != null) { 1346 return getPackageInfo(ai, flags); 1347 } 1348 1349 return null; 1350 } 1351 1352 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1353 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1354 boolean securityViolation = includeCode && ai.uid != 0 1355 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1356 ? ai.uid != mBoundApplication.appInfo.uid : true); 1357 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1358 |Context.CONTEXT_IGNORE_SECURITY)) 1359 == Context.CONTEXT_INCLUDE_CODE) { 1360 if (securityViolation) { 1361 String msg = "Requesting code from " + ai.packageName 1362 + " (with uid " + ai.uid + ")"; 1363 if (mBoundApplication != null) { 1364 msg = msg + " to be run in process " 1365 + mBoundApplication.processName + " (with uid " 1366 + mBoundApplication.appInfo.uid + ")"; 1367 } 1368 throw new SecurityException(msg); 1369 } 1370 } 1371 return getPackageInfo(ai, null, securityViolation, includeCode); 1372 } 1373 1374 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1375 return getPackageInfo(ai, null, false, true); 1376 } 1377 1378 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1379 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1380 synchronized (mPackages) { 1381 WeakReference<LoadedApk> ref; 1382 if (includeCode) { 1383 ref = mPackages.get(aInfo.packageName); 1384 } else { 1385 ref = mResourcePackages.get(aInfo.packageName); 1386 } 1387 LoadedApk packageInfo = ref != null ? ref.get() : null; 1388 if (packageInfo == null || (packageInfo.mResources != null 1389 && !packageInfo.mResources.getAssets().isUpToDate())) { 1390 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1391 : "Loading resource-only package ") + aInfo.packageName 1392 + " (in " + (mBoundApplication != null 1393 ? mBoundApplication.processName : null) 1394 + ")"); 1395 packageInfo = 1396 new LoadedApk(this, aInfo, this, baseLoader, 1397 securityViolation, includeCode && 1398 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1399 if (includeCode) { 1400 mPackages.put(aInfo.packageName, 1401 new WeakReference<LoadedApk>(packageInfo)); 1402 } else { 1403 mResourcePackages.put(aInfo.packageName, 1404 new WeakReference<LoadedApk>(packageInfo)); 1405 } 1406 } 1407 return packageInfo; 1408 } 1409 } 1410 1411 ActivityThread() { 1412 } 1413 1414 public ApplicationThread getApplicationThread() 1415 { 1416 return mAppThread; 1417 } 1418 1419 public Instrumentation getInstrumentation() 1420 { 1421 return mInstrumentation; 1422 } 1423 1424 public Configuration getConfiguration() { 1425 return mConfiguration; 1426 } 1427 1428 public boolean isProfiling() { 1429 return mBoundApplication != null && mBoundApplication.profileFile != null; 1430 } 1431 1432 public String getProfileFilePath() { 1433 return mBoundApplication.profileFile; 1434 } 1435 1436 public Looper getLooper() { 1437 return mLooper; 1438 } 1439 1440 public Application getApplication() { 1441 return mInitialApplication; 1442 } 1443 1444 public String getProcessName() { 1445 return mBoundApplication.processName; 1446 } 1447 1448 public ContextImpl getSystemContext() { 1449 synchronized (this) { 1450 if (mSystemContext == null) { 1451 ContextImpl context = 1452 ContextImpl.createSystemContext(this); 1453 LoadedApk info = new LoadedApk(this, "android", context, null); 1454 context.init(info, null, this); 1455 context.getResources().updateConfiguration( 1456 getConfiguration(), getDisplayMetricsLocked(false)); 1457 mSystemContext = context; 1458 //Slog.i(TAG, "Created system resources " + context.getResources() 1459 // + ": " + context.getResources().getConfiguration()); 1460 } 1461 } 1462 return mSystemContext; 1463 } 1464 1465 public void installSystemApplicationInfo(ApplicationInfo info) { 1466 synchronized (this) { 1467 ContextImpl context = getSystemContext(); 1468 context.init(new LoadedApk(this, "android", context, info), null, this); 1469 } 1470 } 1471 1472 void ensureJitEnabled() { 1473 if (!mJitEnabled) { 1474 mJitEnabled = true; 1475 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1476 } 1477 } 1478 1479 void scheduleGcIdler() { 1480 if (!mGcIdlerScheduled) { 1481 mGcIdlerScheduled = true; 1482 Looper.myQueue().addIdleHandler(mGcIdler); 1483 } 1484 mH.removeMessages(H.GC_WHEN_IDLE); 1485 } 1486 1487 void unscheduleGcIdler() { 1488 if (mGcIdlerScheduled) { 1489 mGcIdlerScheduled = false; 1490 Looper.myQueue().removeIdleHandler(mGcIdler); 1491 } 1492 mH.removeMessages(H.GC_WHEN_IDLE); 1493 } 1494 1495 void doGcIfNeeded() { 1496 mGcIdlerScheduled = false; 1497 final long now = SystemClock.uptimeMillis(); 1498 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1499 // + "m now=" + now); 1500 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1501 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1502 BinderInternal.forceGc("bg"); 1503 } 1504 } 1505 1506 public final ActivityInfo resolveActivityInfo(Intent intent) { 1507 ActivityInfo aInfo = intent.resolveActivityInfo( 1508 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1509 if (aInfo == null) { 1510 // Throw an exception. 1511 Instrumentation.checkStartActivityResult( 1512 IActivityManager.START_CLASS_NOT_FOUND, intent); 1513 } 1514 return aInfo; 1515 } 1516 1517 public final Activity startActivityNow(Activity parent, String id, 1518 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1519 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1520 ActivityClientRecord r = new ActivityClientRecord(); 1521 r.token = token; 1522 r.ident = 0; 1523 r.intent = intent; 1524 r.state = state; 1525 r.parent = parent; 1526 r.embeddedID = id; 1527 r.activityInfo = activityInfo; 1528 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1529 if (localLOGV) { 1530 ComponentName compname = intent.getComponent(); 1531 String name; 1532 if (compname != null) { 1533 name = compname.toShortString(); 1534 } else { 1535 name = "(Intent " + intent + ").getComponent() returned null"; 1536 } 1537 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1538 + ", comp=" + name 1539 + ", token=" + token); 1540 } 1541 return performLaunchActivity(r, null); 1542 } 1543 1544 public final Activity getActivity(IBinder token) { 1545 return mActivities.get(token).activity; 1546 } 1547 1548 public final void sendActivityResult( 1549 IBinder token, String id, int requestCode, 1550 int resultCode, Intent data) { 1551 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1552 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1553 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1554 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1555 mAppThread.scheduleSendResult(token, list); 1556 } 1557 1558 // if the thread hasn't started yet, we don't have the handler, so just 1559 // save the messages until we're ready. 1560 private final void queueOrSendMessage(int what, Object obj) { 1561 queueOrSendMessage(what, obj, 0, 0); 1562 } 1563 1564 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1565 queueOrSendMessage(what, obj, arg1, 0); 1566 } 1567 1568 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1569 synchronized (this) { 1570 if (DEBUG_MESSAGES) Slog.v( 1571 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1572 + ": " + arg1 + " / " + obj); 1573 Message msg = Message.obtain(); 1574 msg.what = what; 1575 msg.obj = obj; 1576 msg.arg1 = arg1; 1577 msg.arg2 = arg2; 1578 mH.sendMessage(msg); 1579 } 1580 } 1581 1582 final void scheduleContextCleanup(ContextImpl context, String who, 1583 String what) { 1584 ContextCleanupInfo cci = new ContextCleanupInfo(); 1585 cci.context = context; 1586 cci.who = who; 1587 cci.what = what; 1588 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1589 } 1590 1591 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1592 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1593 1594 ActivityInfo aInfo = r.activityInfo; 1595 if (r.packageInfo == null) { 1596 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1597 Context.CONTEXT_INCLUDE_CODE); 1598 } 1599 1600 ComponentName component = r.intent.getComponent(); 1601 if (component == null) { 1602 component = r.intent.resolveActivity( 1603 mInitialApplication.getPackageManager()); 1604 r.intent.setComponent(component); 1605 } 1606 1607 if (r.activityInfo.targetActivity != null) { 1608 component = new ComponentName(r.activityInfo.packageName, 1609 r.activityInfo.targetActivity); 1610 } 1611 1612 Activity activity = null; 1613 try { 1614 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1615 activity = mInstrumentation.newActivity( 1616 cl, component.getClassName(), r.intent); 1617 r.intent.setExtrasClassLoader(cl); 1618 if (r.state != null) { 1619 r.state.setClassLoader(cl); 1620 } 1621 } catch (Exception e) { 1622 if (!mInstrumentation.onException(activity, e)) { 1623 throw new RuntimeException( 1624 "Unable to instantiate activity " + component 1625 + ": " + e.toString(), e); 1626 } 1627 } 1628 1629 try { 1630 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1631 1632 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1633 if (localLOGV) Slog.v( 1634 TAG, r + ": app=" + app 1635 + ", appName=" + app.getPackageName() 1636 + ", pkg=" + r.packageInfo.getPackageName() 1637 + ", comp=" + r.intent.getComponent().toShortString() 1638 + ", dir=" + r.packageInfo.getAppDir()); 1639 1640 if (activity != null) { 1641 ContextImpl appContext = new ContextImpl(); 1642 appContext.init(r.packageInfo, r.token, this); 1643 appContext.setOuterContext(activity); 1644 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1645 Configuration config = new Configuration(mConfiguration); 1646 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1647 + r.activityInfo.name + " with config " + config); 1648 activity.attach(appContext, this, getInstrumentation(), r.token, 1649 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1650 r.embeddedID, r.lastNonConfigurationInstances, config); 1651 1652 if (customIntent != null) { 1653 activity.mIntent = customIntent; 1654 } 1655 r.lastNonConfigurationInstances = null; 1656 activity.mStartedActivity = false; 1657 int theme = r.activityInfo.getThemeResource(); 1658 if (theme != 0) { 1659 activity.setTheme(theme); 1660 } 1661 1662 activity.mCalled = false; 1663 mInstrumentation.callActivityOnCreate(activity, r.state); 1664 if (!activity.mCalled) { 1665 throw new SuperNotCalledException( 1666 "Activity " + r.intent.getComponent().toShortString() + 1667 " did not call through to super.onCreate()"); 1668 } 1669 r.activity = activity; 1670 r.stopped = true; 1671 if (!r.activity.mFinished) { 1672 activity.performStart(); 1673 r.stopped = false; 1674 } 1675 if (!r.activity.mFinished) { 1676 if (r.state != null) { 1677 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1678 } 1679 } 1680 if (!r.activity.mFinished) { 1681 activity.mCalled = false; 1682 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1683 if (!activity.mCalled) { 1684 throw new SuperNotCalledException( 1685 "Activity " + r.intent.getComponent().toShortString() + 1686 " did not call through to super.onPostCreate()"); 1687 } 1688 } 1689 } 1690 r.paused = true; 1691 1692 mActivities.put(r.token, r); 1693 1694 } catch (SuperNotCalledException e) { 1695 throw e; 1696 1697 } catch (Exception e) { 1698 if (!mInstrumentation.onException(activity, e)) { 1699 throw new RuntimeException( 1700 "Unable to start activity " + component 1701 + ": " + e.toString(), e); 1702 } 1703 } 1704 1705 return activity; 1706 } 1707 1708 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1709 // If we are getting ready to gc after going to the background, well 1710 // we are back active so skip it. 1711 unscheduleGcIdler(); 1712 1713 if (localLOGV) Slog.v( 1714 TAG, "Handling launch of " + r); 1715 Activity a = performLaunchActivity(r, customIntent); 1716 1717 if (a != null) { 1718 r.createdConfig = new Configuration(mConfiguration); 1719 Bundle oldState = r.state; 1720 handleResumeActivity(r.token, false, r.isForward); 1721 1722 if (!r.activity.mFinished && r.startsNotResumed) { 1723 // The activity manager actually wants this one to start out 1724 // paused, because it needs to be visible but isn't in the 1725 // foreground. We accomplish this by going through the 1726 // normal startup (because activities expect to go through 1727 // onResume() the first time they run, before their window 1728 // is displayed), and then pausing it. However, in this case 1729 // we do -not- need to do the full pause cycle (of freezing 1730 // and such) because the activity manager assumes it can just 1731 // retain the current state it has. 1732 try { 1733 r.activity.mCalled = false; 1734 mInstrumentation.callActivityOnPause(r.activity); 1735 // We need to keep around the original state, in case 1736 // we need to be created again. 1737 r.state = oldState; 1738 if (!r.activity.mCalled) { 1739 throw new SuperNotCalledException( 1740 "Activity " + r.intent.getComponent().toShortString() + 1741 " did not call through to super.onPause()"); 1742 } 1743 1744 } catch (SuperNotCalledException e) { 1745 throw e; 1746 1747 } catch (Exception e) { 1748 if (!mInstrumentation.onException(r.activity, e)) { 1749 throw new RuntimeException( 1750 "Unable to pause activity " 1751 + r.intent.getComponent().toShortString() 1752 + ": " + e.toString(), e); 1753 } 1754 } 1755 r.paused = true; 1756 } 1757 } else { 1758 // If there was an error, for any reason, tell the activity 1759 // manager to stop us. 1760 try { 1761 ActivityManagerNative.getDefault() 1762 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1763 } catch (RemoteException ex) { 1764 } 1765 } 1766 } 1767 1768 private final void deliverNewIntents(ActivityClientRecord r, 1769 List<Intent> intents) { 1770 final int N = intents.size(); 1771 for (int i=0; i<N; i++) { 1772 Intent intent = intents.get(i); 1773 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1774 r.activity.mFragments.noteStateNotSaved(); 1775 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1776 } 1777 } 1778 1779 public final void performNewIntents(IBinder token, 1780 List<Intent> intents) { 1781 ActivityClientRecord r = mActivities.get(token); 1782 if (r != null) { 1783 final boolean resumed = !r.paused; 1784 if (resumed) { 1785 r.activity.mTemporaryPause = true; 1786 mInstrumentation.callActivityOnPause(r.activity); 1787 } 1788 deliverNewIntents(r, intents); 1789 if (resumed) { 1790 mInstrumentation.callActivityOnResume(r.activity); 1791 r.activity.mTemporaryPause = false; 1792 } 1793 } 1794 } 1795 1796 private final void handleNewIntent(NewIntentData data) { 1797 performNewIntents(data.token, data.intents); 1798 } 1799 1800 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1801 1802 /** 1803 * Return the Intent that's currently being handled by a 1804 * BroadcastReceiver on this thread, or null if none. 1805 * @hide 1806 */ 1807 public static Intent getIntentBeingBroadcast() { 1808 return sCurrentBroadcastIntent.get(); 1809 } 1810 1811 private final void handleReceiver(ReceiverData data) { 1812 // If we are getting ready to gc after going to the background, well 1813 // we are back active so skip it. 1814 unscheduleGcIdler(); 1815 1816 String component = data.intent.getComponent().getClassName(); 1817 1818 LoadedApk packageInfo = getPackageInfoNoCheck( 1819 data.info.applicationInfo); 1820 1821 IActivityManager mgr = ActivityManagerNative.getDefault(); 1822 1823 BroadcastReceiver receiver = null; 1824 try { 1825 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1826 data.intent.setExtrasClassLoader(cl); 1827 data.setExtrasClassLoader(cl); 1828 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1829 } catch (Exception e) { 1830 if (DEBUG_BROADCAST) Slog.i(TAG, 1831 "Finishing failed broadcast to " + data.intent.getComponent()); 1832 data.sendFinished(mgr); 1833 throw new RuntimeException( 1834 "Unable to instantiate receiver " + component 1835 + ": " + e.toString(), e); 1836 } 1837 1838 try { 1839 Application app = packageInfo.makeApplication(false, mInstrumentation); 1840 1841 if (localLOGV) Slog.v( 1842 TAG, "Performing receive of " + data.intent 1843 + ": app=" + app 1844 + ", appName=" + app.getPackageName() 1845 + ", pkg=" + packageInfo.getPackageName() 1846 + ", comp=" + data.intent.getComponent().toShortString() 1847 + ", dir=" + packageInfo.getAppDir()); 1848 1849 ContextImpl context = (ContextImpl)app.getBaseContext(); 1850 sCurrentBroadcastIntent.set(data.intent); 1851 receiver.setPendingResult(data); 1852 receiver.onReceive(context.getReceiverRestrictedContext(), 1853 data.intent); 1854 } catch (Exception e) { 1855 if (DEBUG_BROADCAST) Slog.i(TAG, 1856 "Finishing failed broadcast to " + data.intent.getComponent()); 1857 data.sendFinished(mgr); 1858 if (!mInstrumentation.onException(receiver, e)) { 1859 throw new RuntimeException( 1860 "Unable to start receiver " + component 1861 + ": " + e.toString(), e); 1862 } 1863 } finally { 1864 sCurrentBroadcastIntent.set(null); 1865 } 1866 1867 if (receiver.getPendingResult() != null) { 1868 data.finish(); 1869 } 1870 } 1871 1872 // Instantiate a BackupAgent and tell it that it's alive 1873 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1874 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1875 1876 // no longer idle; we have backup work to do 1877 unscheduleGcIdler(); 1878 1879 // instantiate the BackupAgent class named in the manifest 1880 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1881 String packageName = packageInfo.mPackageName; 1882 if (mBackupAgents.get(packageName) != null) { 1883 Slog.d(TAG, "BackupAgent " + " for " + packageName 1884 + " already exists"); 1885 return; 1886 } 1887 1888 BackupAgent agent = null; 1889 String classname = data.appInfo.backupAgentName; 1890 if (classname == null) { 1891 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1892 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1893 + packageName); 1894 return; 1895 } 1896 classname = "android.app.FullBackupAgent"; 1897 } 1898 try { 1899 IBinder binder = null; 1900 try { 1901 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1902 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1903 1904 // set up the agent's context 1905 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1906 + data.appInfo.backupAgentName); 1907 1908 ContextImpl context = new ContextImpl(); 1909 context.init(packageInfo, null, this); 1910 context.setOuterContext(agent); 1911 agent.attach(context); 1912 1913 agent.onCreate(); 1914 binder = agent.onBind(); 1915 mBackupAgents.put(packageName, agent); 1916 } catch (Exception e) { 1917 // If this is during restore, fail silently; otherwise go 1918 // ahead and let the user see the crash. 1919 Slog.e(TAG, "Agent threw during creation: " + e); 1920 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1921 throw e; 1922 } 1923 // falling through with 'binder' still null 1924 } 1925 1926 // tell the OS that we're live now 1927 try { 1928 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1929 } catch (RemoteException e) { 1930 // nothing to do. 1931 } 1932 } catch (Exception e) { 1933 throw new RuntimeException("Unable to create BackupAgent " 1934 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1935 } 1936 } 1937 1938 // Tear down a BackupAgent 1939 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1940 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1941 1942 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1943 String packageName = packageInfo.mPackageName; 1944 BackupAgent agent = mBackupAgents.get(packageName); 1945 if (agent != null) { 1946 try { 1947 agent.onDestroy(); 1948 } catch (Exception e) { 1949 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1950 e.printStackTrace(); 1951 } 1952 mBackupAgents.remove(packageName); 1953 } else { 1954 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1955 } 1956 } 1957 1958 private final void handleCreateService(CreateServiceData data) { 1959 // If we are getting ready to gc after going to the background, well 1960 // we are back active so skip it. 1961 unscheduleGcIdler(); 1962 1963 LoadedApk packageInfo = getPackageInfoNoCheck( 1964 data.info.applicationInfo); 1965 Service service = null; 1966 try { 1967 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1968 service = (Service) cl.loadClass(data.info.name).newInstance(); 1969 } catch (Exception e) { 1970 if (!mInstrumentation.onException(service, e)) { 1971 throw new RuntimeException( 1972 "Unable to instantiate service " + data.info.name 1973 + ": " + e.toString(), e); 1974 } 1975 } 1976 1977 try { 1978 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1979 1980 ContextImpl context = new ContextImpl(); 1981 context.init(packageInfo, null, this); 1982 1983 Application app = packageInfo.makeApplication(false, mInstrumentation); 1984 context.setOuterContext(service); 1985 service.attach(context, this, data.info.name, data.token, app, 1986 ActivityManagerNative.getDefault()); 1987 service.onCreate(); 1988 mServices.put(data.token, service); 1989 try { 1990 ActivityManagerNative.getDefault().serviceDoneExecuting( 1991 data.token, 0, 0, 0); 1992 } catch (RemoteException e) { 1993 // nothing to do. 1994 } 1995 } catch (Exception e) { 1996 if (!mInstrumentation.onException(service, e)) { 1997 throw new RuntimeException( 1998 "Unable to create service " + data.info.name 1999 + ": " + e.toString(), e); 2000 } 2001 } 2002 } 2003 2004 private final void handleBindService(BindServiceData data) { 2005 Service s = mServices.get(data.token); 2006 if (s != null) { 2007 try { 2008 data.intent.setExtrasClassLoader(s.getClassLoader()); 2009 try { 2010 if (!data.rebind) { 2011 IBinder binder = s.onBind(data.intent); 2012 ActivityManagerNative.getDefault().publishService( 2013 data.token, data.intent, binder); 2014 } else { 2015 s.onRebind(data.intent); 2016 ActivityManagerNative.getDefault().serviceDoneExecuting( 2017 data.token, 0, 0, 0); 2018 } 2019 ensureJitEnabled(); 2020 } catch (RemoteException ex) { 2021 } 2022 } catch (Exception e) { 2023 if (!mInstrumentation.onException(s, e)) { 2024 throw new RuntimeException( 2025 "Unable to bind to service " + s 2026 + " with " + data.intent + ": " + e.toString(), e); 2027 } 2028 } 2029 } 2030 } 2031 2032 private final void handleUnbindService(BindServiceData data) { 2033 Service s = mServices.get(data.token); 2034 if (s != null) { 2035 try { 2036 data.intent.setExtrasClassLoader(s.getClassLoader()); 2037 boolean doRebind = s.onUnbind(data.intent); 2038 try { 2039 if (doRebind) { 2040 ActivityManagerNative.getDefault().unbindFinished( 2041 data.token, data.intent, doRebind); 2042 } else { 2043 ActivityManagerNative.getDefault().serviceDoneExecuting( 2044 data.token, 0, 0, 0); 2045 } 2046 } catch (RemoteException ex) { 2047 } 2048 } catch (Exception e) { 2049 if (!mInstrumentation.onException(s, e)) { 2050 throw new RuntimeException( 2051 "Unable to unbind to service " + s 2052 + " with " + data.intent + ": " + e.toString(), e); 2053 } 2054 } 2055 } 2056 } 2057 2058 private void handleDumpService(DumpComponentInfo info) { 2059 try { 2060 Service s = mServices.get(info.token); 2061 if (s != null) { 2062 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2063 s.dump(info.fd, pw, info.args); 2064 pw.close(); 2065 } 2066 } finally { 2067 synchronized (info) { 2068 info.dumped = true; 2069 info.notifyAll(); 2070 } 2071 } 2072 } 2073 2074 private void handleDumpActivity(DumpComponentInfo info) { 2075 try { 2076 ActivityClientRecord r = mActivities.get(info.token); 2077 if (r != null && r.activity != null) { 2078 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2079 r.activity.dump(info.fd, pw, info.args); 2080 pw.close(); 2081 } 2082 } finally { 2083 synchronized (info) { 2084 info.dumped = true; 2085 info.notifyAll(); 2086 } 2087 } 2088 } 2089 2090 private final void handleServiceArgs(ServiceArgsData data) { 2091 Service s = mServices.get(data.token); 2092 if (s != null) { 2093 try { 2094 if (data.args != null) { 2095 data.args.setExtrasClassLoader(s.getClassLoader()); 2096 } 2097 int res = s.onStartCommand(data.args, data.flags, data.startId); 2098 2099 QueuedWork.waitToFinish(); 2100 2101 try { 2102 ActivityManagerNative.getDefault().serviceDoneExecuting( 2103 data.token, 1, data.startId, res); 2104 } catch (RemoteException e) { 2105 // nothing to do. 2106 } 2107 ensureJitEnabled(); 2108 } catch (Exception e) { 2109 if (!mInstrumentation.onException(s, e)) { 2110 throw new RuntimeException( 2111 "Unable to start service " + s 2112 + " with " + data.args + ": " + e.toString(), e); 2113 } 2114 } 2115 } 2116 } 2117 2118 private final void handleStopService(IBinder token) { 2119 Service s = mServices.remove(token); 2120 if (s != null) { 2121 try { 2122 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2123 s.onDestroy(); 2124 Context context = s.getBaseContext(); 2125 if (context instanceof ContextImpl) { 2126 final String who = s.getClassName(); 2127 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2128 } 2129 2130 QueuedWork.waitToFinish(); 2131 2132 try { 2133 ActivityManagerNative.getDefault().serviceDoneExecuting( 2134 token, 0, 0, 0); 2135 } catch (RemoteException e) { 2136 // nothing to do. 2137 } 2138 } catch (Exception e) { 2139 if (!mInstrumentation.onException(s, e)) { 2140 throw new RuntimeException( 2141 "Unable to stop service " + s 2142 + ": " + e.toString(), e); 2143 } 2144 } 2145 } 2146 //Slog.i(TAG, "Running services: " + mServices); 2147 } 2148 2149 public final ActivityClientRecord performResumeActivity(IBinder token, 2150 boolean clearHide) { 2151 ActivityClientRecord r = mActivities.get(token); 2152 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2153 + " finished=" + r.activity.mFinished); 2154 if (r != null && !r.activity.mFinished) { 2155 if (clearHide) { 2156 r.hideForNow = false; 2157 r.activity.mStartedActivity = false; 2158 } 2159 try { 2160 if (r.pendingIntents != null) { 2161 deliverNewIntents(r, r.pendingIntents); 2162 r.pendingIntents = null; 2163 } 2164 if (r.pendingResults != null) { 2165 deliverResults(r, r.pendingResults); 2166 r.pendingResults = null; 2167 } 2168 r.activity.performResume(); 2169 2170 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2171 r.activity.getComponentName().getClassName()); 2172 2173 r.paused = false; 2174 r.stopped = false; 2175 r.state = null; 2176 } catch (Exception e) { 2177 if (!mInstrumentation.onException(r.activity, e)) { 2178 throw new RuntimeException( 2179 "Unable to resume activity " 2180 + r.intent.getComponent().toShortString() 2181 + ": " + e.toString(), e); 2182 } 2183 } 2184 } 2185 return r; 2186 } 2187 2188 final void cleanUpPendingRemoveWindows(ActivityClientRecord r) { 2189 if (r.mPendingRemoveWindow != null) { 2190 r.mPendingRemoveWindowManager.removeViewImmediate(r.mPendingRemoveWindow); 2191 IBinder wtoken = r.mPendingRemoveWindow.getWindowToken(); 2192 if (wtoken != null) { 2193 WindowManagerImpl.getDefault().closeAll(wtoken, 2194 r.activity.getClass().getName(), "Activity"); 2195 } 2196 } 2197 r.mPendingRemoveWindow = null; 2198 r.mPendingRemoveWindowManager = null; 2199 } 2200 2201 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2202 // If we are getting ready to gc after going to the background, well 2203 // we are back active so skip it. 2204 unscheduleGcIdler(); 2205 2206 ActivityClientRecord r = performResumeActivity(token, clearHide); 2207 2208 if (r != null) { 2209 final Activity a = r.activity; 2210 2211 if (localLOGV) Slog.v( 2212 TAG, "Resume " + r + " started activity: " + 2213 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2214 + ", finished: " + a.mFinished); 2215 2216 final int forwardBit = isForward ? 2217 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2218 2219 // If the window hasn't yet been added to the window manager, 2220 // and this guy didn't finish itself or start another activity, 2221 // then go ahead and add the window. 2222 boolean willBeVisible = !a.mStartedActivity; 2223 if (!willBeVisible) { 2224 try { 2225 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2226 a.getActivityToken()); 2227 } catch (RemoteException e) { 2228 } 2229 } 2230 if (r.window == null && !a.mFinished && willBeVisible) { 2231 r.window = r.activity.getWindow(); 2232 View decor = r.window.getDecorView(); 2233 decor.setVisibility(View.INVISIBLE); 2234 ViewManager wm = a.getWindowManager(); 2235 WindowManager.LayoutParams l = r.window.getAttributes(); 2236 a.mDecor = decor; 2237 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2238 l.softInputMode |= forwardBit; 2239 if (a.mVisibleFromClient) { 2240 a.mWindowAdded = true; 2241 wm.addView(decor, l); 2242 } 2243 2244 // If the window has already been added, but during resume 2245 // we started another activity, then don't yet make the 2246 // window visible. 2247 } else if (!willBeVisible) { 2248 if (localLOGV) Slog.v( 2249 TAG, "Launch " + r + " mStartedActivity set"); 2250 r.hideForNow = true; 2251 } 2252 2253 // Get rid of anything left hanging around. 2254 cleanUpPendingRemoveWindows(r); 2255 2256 // The window is now visible if it has been added, we are not 2257 // simply finishing, and we are not starting another activity. 2258 if (!r.activity.mFinished && willBeVisible 2259 && r.activity.mDecor != null && !r.hideForNow) { 2260 if (r.newConfig != null) { 2261 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2262 + r.activityInfo.name + " with newConfig " + r.newConfig); 2263 performConfigurationChanged(r.activity, r.newConfig); 2264 r.newConfig = null; 2265 } 2266 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2267 + isForward); 2268 WindowManager.LayoutParams l = r.window.getAttributes(); 2269 if ((l.softInputMode 2270 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2271 != forwardBit) { 2272 l.softInputMode = (l.softInputMode 2273 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2274 | forwardBit; 2275 if (r.activity.mVisibleFromClient) { 2276 ViewManager wm = a.getWindowManager(); 2277 View decor = r.window.getDecorView(); 2278 wm.updateViewLayout(decor, l); 2279 } 2280 } 2281 r.activity.mVisibleFromServer = true; 2282 mNumVisibleActivities++; 2283 if (r.activity.mVisibleFromClient) { 2284 r.activity.makeVisible(); 2285 } 2286 } 2287 2288 if (!r.onlyLocalRequest) { 2289 r.nextIdle = mNewActivities; 2290 mNewActivities = r; 2291 if (localLOGV) Slog.v( 2292 TAG, "Scheduling idle handler for " + r); 2293 Looper.myQueue().addIdleHandler(new Idler()); 2294 } 2295 r.onlyLocalRequest = false; 2296 2297 } else { 2298 // If an exception was thrown when trying to resume, then 2299 // just end this activity. 2300 try { 2301 ActivityManagerNative.getDefault() 2302 .finishActivity(token, Activity.RESULT_CANCELED, null); 2303 } catch (RemoteException ex) { 2304 } 2305 } 2306 } 2307 2308 private int mThumbnailWidth = -1; 2309 private int mThumbnailHeight = -1; 2310 private Bitmap mAvailThumbnailBitmap = null; 2311 private Canvas mThumbnailCanvas = null; 2312 2313 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2314 Bitmap thumbnail = mAvailThumbnailBitmap; 2315 try { 2316 if (thumbnail == null) { 2317 int w = mThumbnailWidth; 2318 int h; 2319 if (w < 0) { 2320 Resources res = r.activity.getResources(); 2321 mThumbnailHeight = h = 2322 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2323 2324 mThumbnailWidth = w = 2325 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2326 } else { 2327 h = mThumbnailHeight; 2328 } 2329 2330 // On platforms where we don't want thumbnails, set dims to (0,0) 2331 if ((w > 0) && (h > 0)) { 2332 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2333 thumbnail.eraseColor(0); 2334 } 2335 } 2336 2337 if (thumbnail != null) { 2338 Canvas cv = mThumbnailCanvas; 2339 if (cv == null) { 2340 mThumbnailCanvas = cv = new Canvas(); 2341 } 2342 2343 cv.setBitmap(thumbnail); 2344 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2345 mAvailThumbnailBitmap = thumbnail; 2346 thumbnail = null; 2347 } 2348 } 2349 2350 } catch (Exception e) { 2351 if (!mInstrumentation.onException(r.activity, e)) { 2352 throw new RuntimeException( 2353 "Unable to create thumbnail of " 2354 + r.intent.getComponent().toShortString() 2355 + ": " + e.toString(), e); 2356 } 2357 thumbnail = null; 2358 } 2359 2360 return thumbnail; 2361 } 2362 2363 private final void handlePauseActivity(IBinder token, boolean finished, 2364 boolean userLeaving, int configChanges) { 2365 ActivityClientRecord r = mActivities.get(token); 2366 if (r != null) { 2367 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2368 if (userLeaving) { 2369 performUserLeavingActivity(r); 2370 } 2371 2372 r.activity.mConfigChangeFlags |= configChanges; 2373 performPauseActivity(token, finished, r.isPreHoneycomb()); 2374 2375 // Make sure any pending writes are now committed. 2376 QueuedWork.waitToFinish(); 2377 2378 // Tell the activity manager we have paused. 2379 try { 2380 ActivityManagerNative.getDefault().activityPaused(token); 2381 } catch (RemoteException ex) { 2382 } 2383 } 2384 } 2385 2386 final void performUserLeavingActivity(ActivityClientRecord r) { 2387 mInstrumentation.callActivityOnUserLeaving(r.activity); 2388 } 2389 2390 final Bundle performPauseActivity(IBinder token, boolean finished, 2391 boolean saveState) { 2392 ActivityClientRecord r = mActivities.get(token); 2393 return r != null ? performPauseActivity(r, finished, saveState) : null; 2394 } 2395 2396 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2397 boolean saveState) { 2398 if (r.paused) { 2399 if (r.activity.mFinished) { 2400 // If we are finishing, we won't call onResume() in certain cases. 2401 // So here we likewise don't want to call onPause() if the activity 2402 // isn't resumed. 2403 return null; 2404 } 2405 RuntimeException e = new RuntimeException( 2406 "Performing pause of activity that is not resumed: " 2407 + r.intent.getComponent().toShortString()); 2408 Slog.e(TAG, e.getMessage(), e); 2409 } 2410 Bundle state = null; 2411 if (finished) { 2412 r.activity.mFinished = true; 2413 } 2414 try { 2415 // Next have the activity save its current state and managed dialogs... 2416 if (!r.activity.mFinished && saveState) { 2417 state = new Bundle(); 2418 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2419 r.state = state; 2420 } 2421 // Now we are idle. 2422 r.activity.mCalled = false; 2423 mInstrumentation.callActivityOnPause(r.activity); 2424 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2425 if (!r.activity.mCalled) { 2426 throw new SuperNotCalledException( 2427 "Activity " + r.intent.getComponent().toShortString() + 2428 " did not call through to super.onPause()"); 2429 } 2430 2431 } catch (SuperNotCalledException e) { 2432 throw e; 2433 2434 } catch (Exception e) { 2435 if (!mInstrumentation.onException(r.activity, e)) { 2436 throw new RuntimeException( 2437 "Unable to pause activity " 2438 + r.intent.getComponent().toShortString() 2439 + ": " + e.toString(), e); 2440 } 2441 } 2442 r.paused = true; 2443 return state; 2444 } 2445 2446 final void performStopActivity(IBinder token, boolean saveState) { 2447 ActivityClientRecord r = mActivities.get(token); 2448 performStopActivityInner(r, null, false, saveState); 2449 } 2450 2451 private static class StopInfo { 2452 Bitmap thumbnail; 2453 CharSequence description; 2454 } 2455 2456 private final class ProviderRefCount { 2457 public int count; 2458 ProviderRefCount(int pCount) { 2459 count = pCount; 2460 } 2461 } 2462 2463 /** 2464 * Core implementation of stopping an activity. Note this is a little 2465 * tricky because the server's meaning of stop is slightly different 2466 * than our client -- for the server, stop means to save state and give 2467 * it the result when it is done, but the window may still be visible. 2468 * For the client, we want to call onStop()/onStart() to indicate when 2469 * the activity's UI visibillity changes. 2470 */ 2471 private final void performStopActivityInner(ActivityClientRecord r, 2472 StopInfo info, boolean keepShown, boolean saveState) { 2473 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2474 Bundle state = null; 2475 if (r != null) { 2476 if (!keepShown && r.stopped) { 2477 if (r.activity.mFinished) { 2478 // If we are finishing, we won't call onResume() in certain 2479 // cases. So here we likewise don't want to call onStop() 2480 // if the activity isn't resumed. 2481 return; 2482 } 2483 RuntimeException e = new RuntimeException( 2484 "Performing stop of activity that is not resumed: " 2485 + r.intent.getComponent().toShortString()); 2486 Slog.e(TAG, e.getMessage(), e); 2487 } 2488 2489 if (info != null) { 2490 try { 2491 // First create a thumbnail for the activity... 2492 info.thumbnail = createThumbnailBitmap(r); 2493 info.description = r.activity.onCreateDescription(); 2494 } catch (Exception e) { 2495 if (!mInstrumentation.onException(r.activity, e)) { 2496 throw new RuntimeException( 2497 "Unable to save state of activity " 2498 + r.intent.getComponent().toShortString() 2499 + ": " + e.toString(), e); 2500 } 2501 } 2502 } 2503 2504 // Next have the activity save its current state and managed dialogs... 2505 if (!r.activity.mFinished && saveState) { 2506 if (r.state == null) { 2507 state = new Bundle(); 2508 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2509 r.state = state; 2510 } else { 2511 state = r.state; 2512 } 2513 } 2514 2515 if (!keepShown) { 2516 try { 2517 // Now we are idle. 2518 r.activity.performStop(); 2519 } catch (Exception e) { 2520 if (!mInstrumentation.onException(r.activity, e)) { 2521 throw new RuntimeException( 2522 "Unable to stop activity " 2523 + r.intent.getComponent().toShortString() 2524 + ": " + e.toString(), e); 2525 } 2526 } 2527 r.stopped = true; 2528 } 2529 2530 r.paused = true; 2531 } 2532 } 2533 2534 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2535 View v = r.activity.mDecor; 2536 if (v != null) { 2537 if (show) { 2538 if (!r.activity.mVisibleFromServer) { 2539 r.activity.mVisibleFromServer = true; 2540 mNumVisibleActivities++; 2541 if (r.activity.mVisibleFromClient) { 2542 r.activity.makeVisible(); 2543 } 2544 } 2545 if (r.newConfig != null) { 2546 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2547 + r.activityInfo.name + " with new config " + r.newConfig); 2548 performConfigurationChanged(r.activity, r.newConfig); 2549 r.newConfig = null; 2550 } 2551 } else { 2552 if (r.activity.mVisibleFromServer) { 2553 r.activity.mVisibleFromServer = false; 2554 mNumVisibleActivities--; 2555 v.setVisibility(View.INVISIBLE); 2556 } 2557 } 2558 } 2559 } 2560 2561 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2562 ActivityClientRecord r = mActivities.get(token); 2563 r.activity.mConfigChangeFlags |= configChanges; 2564 2565 StopInfo info = new StopInfo(); 2566 performStopActivityInner(r, info, show, true); 2567 2568 if (localLOGV) Slog.v( 2569 TAG, "Finishing stop of " + r + ": show=" + show 2570 + " win=" + r.window); 2571 2572 updateVisibility(r, show); 2573 2574 // Tell activity manager we have been stopped. 2575 try { 2576 ActivityManagerNative.getDefault().activityStopped( 2577 r.token, r.state, info.thumbnail, info.description); 2578 } catch (RemoteException ex) { 2579 } 2580 } 2581 2582 final void performRestartActivity(IBinder token) { 2583 ActivityClientRecord r = mActivities.get(token); 2584 if (r.stopped) { 2585 r.activity.performRestart(); 2586 r.stopped = false; 2587 } 2588 } 2589 2590 private final void handleWindowVisibility(IBinder token, boolean show) { 2591 ActivityClientRecord r = mActivities.get(token); 2592 if (!show && !r.stopped) { 2593 performStopActivityInner(r, null, show, false); 2594 } else if (show && r.stopped) { 2595 // If we are getting ready to gc after going to the background, well 2596 // we are back active so skip it. 2597 unscheduleGcIdler(); 2598 2599 r.activity.performRestart(); 2600 r.stopped = false; 2601 } 2602 if (r.activity.mDecor != null) { 2603 if (Config.LOGV) Slog.v( 2604 TAG, "Handle window " + r + " visibility: " + show); 2605 updateVisibility(r, show); 2606 } 2607 } 2608 2609 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2610 final int N = results.size(); 2611 for (int i=0; i<N; i++) { 2612 ResultInfo ri = results.get(i); 2613 try { 2614 if (ri.mData != null) { 2615 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2616 } 2617 if (DEBUG_RESULTS) Slog.v(TAG, 2618 "Delivering result to activity " + r + " : " + ri); 2619 r.activity.dispatchActivityResult(ri.mResultWho, 2620 ri.mRequestCode, ri.mResultCode, ri.mData); 2621 } catch (Exception e) { 2622 if (!mInstrumentation.onException(r.activity, e)) { 2623 throw new RuntimeException( 2624 "Failure delivering result " + ri + " to activity " 2625 + r.intent.getComponent().toShortString() 2626 + ": " + e.toString(), e); 2627 } 2628 } 2629 } 2630 } 2631 2632 private final void handleSendResult(ResultData res) { 2633 ActivityClientRecord r = mActivities.get(res.token); 2634 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2635 if (r != null) { 2636 final boolean resumed = !r.paused; 2637 if (!r.activity.mFinished && r.activity.mDecor != null 2638 && r.hideForNow && resumed) { 2639 // We had hidden the activity because it started another 2640 // one... we have gotten a result back and we are not 2641 // paused, so make sure our window is visible. 2642 updateVisibility(r, true); 2643 } 2644 if (resumed) { 2645 try { 2646 // Now we are idle. 2647 r.activity.mCalled = false; 2648 r.activity.mTemporaryPause = true; 2649 mInstrumentation.callActivityOnPause(r.activity); 2650 if (!r.activity.mCalled) { 2651 throw new SuperNotCalledException( 2652 "Activity " + r.intent.getComponent().toShortString() 2653 + " did not call through to super.onPause()"); 2654 } 2655 } catch (SuperNotCalledException e) { 2656 throw e; 2657 } catch (Exception e) { 2658 if (!mInstrumentation.onException(r.activity, e)) { 2659 throw new RuntimeException( 2660 "Unable to pause activity " 2661 + r.intent.getComponent().toShortString() 2662 + ": " + e.toString(), e); 2663 } 2664 } 2665 } 2666 deliverResults(r, res.results); 2667 if (resumed) { 2668 mInstrumentation.callActivityOnResume(r.activity); 2669 r.activity.mTemporaryPause = false; 2670 } 2671 } 2672 } 2673 2674 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2675 return performDestroyActivity(token, finishing, 0, false); 2676 } 2677 2678 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2679 int configChanges, boolean getNonConfigInstance) { 2680 ActivityClientRecord r = mActivities.get(token); 2681 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2682 if (r != null) { 2683 r.activity.mConfigChangeFlags |= configChanges; 2684 if (finishing) { 2685 r.activity.mFinished = true; 2686 } 2687 if (!r.paused) { 2688 try { 2689 r.activity.mCalled = false; 2690 mInstrumentation.callActivityOnPause(r.activity); 2691 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2692 r.activity.getComponentName().getClassName()); 2693 if (!r.activity.mCalled) { 2694 throw new SuperNotCalledException( 2695 "Activity " + safeToComponentShortString(r.intent) 2696 + " did not call through to super.onPause()"); 2697 } 2698 } catch (SuperNotCalledException e) { 2699 throw e; 2700 } catch (Exception e) { 2701 if (!mInstrumentation.onException(r.activity, e)) { 2702 throw new RuntimeException( 2703 "Unable to pause activity " 2704 + safeToComponentShortString(r.intent) 2705 + ": " + e.toString(), e); 2706 } 2707 } 2708 r.paused = true; 2709 } 2710 if (!r.stopped) { 2711 try { 2712 r.activity.performStop(); 2713 } catch (SuperNotCalledException e) { 2714 throw e; 2715 } catch (Exception e) { 2716 if (!mInstrumentation.onException(r.activity, e)) { 2717 throw new RuntimeException( 2718 "Unable to stop activity " 2719 + safeToComponentShortString(r.intent) 2720 + ": " + e.toString(), e); 2721 } 2722 } 2723 r.stopped = true; 2724 } 2725 if (getNonConfigInstance) { 2726 try { 2727 r.lastNonConfigurationInstances 2728 = r.activity.retainNonConfigurationInstances(); 2729 } catch (Exception e) { 2730 if (!mInstrumentation.onException(r.activity, e)) { 2731 throw new RuntimeException( 2732 "Unable to retain activity " 2733 + r.intent.getComponent().toShortString() 2734 + ": " + e.toString(), e); 2735 } 2736 } 2737 } 2738 try { 2739 r.activity.mCalled = false; 2740 mInstrumentation.callActivityOnDestroy(r.activity); 2741 if (!r.activity.mCalled) { 2742 throw new SuperNotCalledException( 2743 "Activity " + safeToComponentShortString(r.intent) + 2744 " did not call through to super.onDestroy()"); 2745 } 2746 if (r.window != null) { 2747 r.window.closeAllPanels(); 2748 } 2749 } catch (SuperNotCalledException e) { 2750 throw e; 2751 } catch (Exception e) { 2752 if (!mInstrumentation.onException(r.activity, e)) { 2753 throw new RuntimeException( 2754 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2755 + ": " + e.toString(), e); 2756 } 2757 } 2758 } 2759 mActivities.remove(token); 2760 2761 return r; 2762 } 2763 2764 private static String safeToComponentShortString(Intent intent) { 2765 ComponentName component = intent.getComponent(); 2766 return component == null ? "[Unknown]" : component.toShortString(); 2767 } 2768 2769 private final void handleDestroyActivity(IBinder token, boolean finishing, 2770 int configChanges, boolean getNonConfigInstance) { 2771 ActivityClientRecord r = performDestroyActivity(token, finishing, 2772 configChanges, getNonConfigInstance); 2773 if (r != null) { 2774 cleanUpPendingRemoveWindows(r); 2775 WindowManager wm = r.activity.getWindowManager(); 2776 View v = r.activity.mDecor; 2777 if (v != null) { 2778 if (r.activity.mVisibleFromServer) { 2779 mNumVisibleActivities--; 2780 } 2781 IBinder wtoken = v.getWindowToken(); 2782 if (r.activity.mWindowAdded) { 2783 if (r.onlyLocalRequest) { 2784 // Hold off on removing this until the new activity's 2785 // window is being added. 2786 r.mPendingRemoveWindow = v; 2787 r.mPendingRemoveWindowManager = wm; 2788 } else { 2789 wm.removeViewImmediate(v); 2790 } 2791 } 2792 if (wtoken != null && r.mPendingRemoveWindow == null) { 2793 WindowManagerImpl.getDefault().closeAll(wtoken, 2794 r.activity.getClass().getName(), "Activity"); 2795 } 2796 r.activity.mDecor = null; 2797 } 2798 if (r.mPendingRemoveWindow == null) { 2799 // If we are delaying the removal of the activity window, then 2800 // we can't clean up all windows here. Note that we can't do 2801 // so later either, which means any windows that aren't closed 2802 // by the app will leak. Well we try to warning them a lot 2803 // about leaking windows, because that is a bug, so if they are 2804 // using this recreate facility then they get to live with leaks. 2805 WindowManagerImpl.getDefault().closeAll(token, 2806 r.activity.getClass().getName(), "Activity"); 2807 } 2808 2809 // Mocked out contexts won't be participating in the normal 2810 // process lifecycle, but if we're running with a proper 2811 // ApplicationContext we need to have it tear down things 2812 // cleanly. 2813 Context c = r.activity.getBaseContext(); 2814 if (c instanceof ContextImpl) { 2815 ((ContextImpl) c).scheduleFinalCleanup( 2816 r.activity.getClass().getName(), "Activity"); 2817 } 2818 } 2819 if (finishing) { 2820 try { 2821 ActivityManagerNative.getDefault().activityDestroyed(token); 2822 } catch (RemoteException ex) { 2823 // If the system process has died, it's game over for everyone. 2824 } 2825 } 2826 } 2827 2828 public final void requestRelaunchActivity(IBinder token, 2829 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 2830 int configChanges, boolean notResumed, Configuration config, 2831 boolean fromServer) { 2832 ActivityClientRecord target = null; 2833 2834 synchronized (mPackages) { 2835 for (int i=0; i<mRelaunchingActivities.size(); i++) { 2836 ActivityClientRecord r = mRelaunchingActivities.get(i); 2837 if (r.token == token) { 2838 target = r; 2839 if (pendingResults != null) { 2840 if (r.pendingResults != null) { 2841 r.pendingResults.addAll(pendingResults); 2842 } else { 2843 r.pendingResults = pendingResults; 2844 } 2845 } 2846 if (pendingNewIntents != null) { 2847 if (r.pendingIntents != null) { 2848 r.pendingIntents.addAll(pendingNewIntents); 2849 } else { 2850 r.pendingIntents = pendingNewIntents; 2851 } 2852 } 2853 break; 2854 } 2855 } 2856 2857 if (target == null) { 2858 target = new ActivityClientRecord(); 2859 target.token = token; 2860 target.pendingResults = pendingResults; 2861 target.pendingIntents = pendingNewIntents; 2862 if (!fromServer) { 2863 ActivityClientRecord existing = mActivities.get(token); 2864 if (existing != null) { 2865 target.startsNotResumed = existing.paused; 2866 } 2867 target.onlyLocalRequest = true; 2868 } 2869 mRelaunchingActivities.add(target); 2870 queueOrSendMessage(H.RELAUNCH_ACTIVITY, target); 2871 } 2872 2873 if (fromServer) { 2874 target.startsNotResumed = notResumed; 2875 target.onlyLocalRequest = false; 2876 } 2877 if (config != null) { 2878 target.createdConfig = config; 2879 } 2880 target.pendingConfigChanges |= configChanges; 2881 } 2882 } 2883 2884 private final void handleRelaunchActivity(ActivityClientRecord tmp) { 2885 // If we are getting ready to gc after going to the background, well 2886 // we are back active so skip it. 2887 unscheduleGcIdler(); 2888 2889 Configuration changedConfig = null; 2890 int configChanges = 0; 2891 2892 // First: make sure we have the most recent configuration and most 2893 // recent version of the activity, or skip it if some previous call 2894 // had taken a more recent version. 2895 synchronized (mPackages) { 2896 int N = mRelaunchingActivities.size(); 2897 IBinder token = tmp.token; 2898 tmp = null; 2899 for (int i=0; i<N; i++) { 2900 ActivityClientRecord r = mRelaunchingActivities.get(i); 2901 if (r.token == token) { 2902 tmp = r; 2903 configChanges |= tmp.pendingConfigChanges; 2904 mRelaunchingActivities.remove(i); 2905 i--; 2906 N--; 2907 } 2908 } 2909 2910 if (tmp == null) { 2911 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2912 return; 2913 } 2914 2915 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2916 + tmp.token + " with configChanges=0x" 2917 + Integer.toHexString(configChanges)); 2918 2919 if (mPendingConfiguration != null) { 2920 changedConfig = mPendingConfiguration; 2921 mPendingConfiguration = null; 2922 } 2923 } 2924 2925 if (tmp.createdConfig != null) { 2926 // If the activity manager is passing us its current config, 2927 // assume that is really what we want regardless of what we 2928 // may have pending. 2929 if (mConfiguration == null 2930 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2931 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2932 if (changedConfig == null 2933 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2934 changedConfig = tmp.createdConfig; 2935 } 2936 } 2937 } 2938 2939 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2940 + tmp.token + ": changedConfig=" + changedConfig); 2941 2942 // If there was a pending configuration change, execute it first. 2943 if (changedConfig != null) { 2944 handleConfigurationChanged(changedConfig); 2945 } 2946 2947 ActivityClientRecord r = mActivities.get(tmp.token); 2948 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2949 if (r == null) { 2950 return; 2951 } 2952 2953 r.activity.mConfigChangeFlags |= configChanges; 2954 r.onlyLocalRequest = tmp.onlyLocalRequest; 2955 Intent currentIntent = r.activity.mIntent; 2956 2957 r.activity.mChangingConfigurations = true; 2958 2959 // Need to ensure state is saved. 2960 if (!r.paused) { 2961 performPauseActivity(r.token, false, r.isPreHoneycomb()); 2962 } 2963 if (r.state == null && !r.stopped && !r.isPreHoneycomb()) { 2964 r.state = new Bundle(); 2965 mInstrumentation.callActivityOnSaveInstanceState(r.activity, r.state); 2966 } 2967 2968 handleDestroyActivity(r.token, false, configChanges, true); 2969 2970 r.activity = null; 2971 r.window = null; 2972 r.hideForNow = false; 2973 r.nextIdle = null; 2974 // Merge any pending results and pending intents; don't just replace them 2975 if (tmp.pendingResults != null) { 2976 if (r.pendingResults == null) { 2977 r.pendingResults = tmp.pendingResults; 2978 } else { 2979 r.pendingResults.addAll(tmp.pendingResults); 2980 } 2981 } 2982 if (tmp.pendingIntents != null) { 2983 if (r.pendingIntents == null) { 2984 r.pendingIntents = tmp.pendingIntents; 2985 } else { 2986 r.pendingIntents.addAll(tmp.pendingIntents); 2987 } 2988 } 2989 r.startsNotResumed = tmp.startsNotResumed; 2990 2991 handleLaunchActivity(r, currentIntent); 2992 } 2993 2994 private final void handleRequestThumbnail(IBinder token) { 2995 ActivityClientRecord r = mActivities.get(token); 2996 Bitmap thumbnail = createThumbnailBitmap(r); 2997 CharSequence description = null; 2998 try { 2999 description = r.activity.onCreateDescription(); 3000 } catch (Exception e) { 3001 if (!mInstrumentation.onException(r.activity, e)) { 3002 throw new RuntimeException( 3003 "Unable to create description of activity " 3004 + r.intent.getComponent().toShortString() 3005 + ": " + e.toString(), e); 3006 } 3007 } 3008 //System.out.println("Reporting top thumbnail " + thumbnail); 3009 try { 3010 ActivityManagerNative.getDefault().reportThumbnail( 3011 token, thumbnail, description); 3012 } catch (RemoteException ex) { 3013 } 3014 } 3015 3016 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 3017 boolean allActivities, Configuration newConfig) { 3018 ArrayList<ComponentCallbacks> callbacks 3019 = new ArrayList<ComponentCallbacks>(); 3020 3021 if (mActivities.size() > 0) { 3022 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 3023 while (it.hasNext()) { 3024 ActivityClientRecord ar = it.next(); 3025 Activity a = ar.activity; 3026 if (a != null) { 3027 if (!ar.activity.mFinished && (allActivities || 3028 (a != null && !ar.paused))) { 3029 // If the activity is currently resumed, its configuration 3030 // needs to change right now. 3031 callbacks.add(a); 3032 } else if (newConfig != null) { 3033 // Otherwise, we will tell it about the change 3034 // the next time it is resumed or shown. Note that 3035 // the activity manager may, before then, decide the 3036 // activity needs to be destroyed to handle its new 3037 // configuration. 3038 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 3039 + ar.activityInfo.name + " newConfig=" + newConfig); 3040 ar.newConfig = newConfig; 3041 } 3042 } 3043 } 3044 } 3045 if (mServices.size() > 0) { 3046 Iterator<Service> it = mServices.values().iterator(); 3047 while (it.hasNext()) { 3048 callbacks.add(it.next()); 3049 } 3050 } 3051 synchronized (mProviderMap) { 3052 if (mLocalProviders.size() > 0) { 3053 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 3054 while (it.hasNext()) { 3055 callbacks.add(it.next().mLocalProvider); 3056 } 3057 } 3058 } 3059 final int N = mAllApplications.size(); 3060 for (int i=0; i<N; i++) { 3061 callbacks.add(mAllApplications.get(i)); 3062 } 3063 3064 return callbacks; 3065 } 3066 3067 private final void performConfigurationChanged( 3068 ComponentCallbacks cb, Configuration config) { 3069 // Only for Activity objects, check that they actually call up to their 3070 // superclass implementation. ComponentCallbacks is an interface, so 3071 // we check the runtime type and act accordingly. 3072 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 3073 if (activity != null) { 3074 activity.mCalled = false; 3075 } 3076 3077 boolean shouldChangeConfig = false; 3078 if ((activity == null) || (activity.mCurrentConfig == null)) { 3079 shouldChangeConfig = true; 3080 } else { 3081 3082 // If the new config is the same as the config this Activity 3083 // is already running with then don't bother calling 3084 // onConfigurationChanged 3085 int diff = activity.mCurrentConfig.diff(config); 3086 if (diff != 0) { 3087 3088 // If this activity doesn't handle any of the config changes 3089 // then don't bother calling onConfigurationChanged as we're 3090 // going to destroy it. 3091 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 3092 shouldChangeConfig = true; 3093 } 3094 } 3095 } 3096 3097 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 3098 + ": shouldChangeConfig=" + shouldChangeConfig); 3099 if (shouldChangeConfig) { 3100 cb.onConfigurationChanged(config); 3101 3102 if (activity != null) { 3103 if (!activity.mCalled) { 3104 throw new SuperNotCalledException( 3105 "Activity " + activity.getLocalClassName() + 3106 " did not call through to super.onConfigurationChanged()"); 3107 } 3108 activity.mConfigChangeFlags = 0; 3109 activity.mCurrentConfig = new Configuration(config); 3110 } 3111 } 3112 } 3113 3114 final boolean applyConfigurationToResourcesLocked(Configuration config) { 3115 if (mResConfiguration == null) { 3116 mResConfiguration = new Configuration(); 3117 } 3118 if (!mResConfiguration.isOtherSeqNewer(config)) { 3119 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3120 + mResConfiguration.seq + ", newSeq=" + config.seq); 3121 return false; 3122 } 3123 int changes = mResConfiguration.updateFrom(config); 3124 DisplayMetrics dm = getDisplayMetricsLocked(true); 3125 3126 // set it for java, this also affects newly created Resources 3127 if (config.locale != null) { 3128 Locale.setDefault(config.locale); 3129 } 3130 3131 Resources.updateSystemConfiguration(config, dm); 3132 3133 ApplicationPackageManager.configurationChanged(); 3134 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3135 3136 Iterator<WeakReference<Resources>> it = 3137 mActiveResources.values().iterator(); 3138 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3139 // mActiveResources.entrySet().iterator(); 3140 while (it.hasNext()) { 3141 WeakReference<Resources> v = it.next(); 3142 Resources r = v.get(); 3143 if (r != null) { 3144 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3145 + r + " config to: " + config); 3146 r.updateConfiguration(config, dm); 3147 //Slog.i(TAG, "Updated app resources " + v.getKey() 3148 // + " " + r + ": " + r.getConfiguration()); 3149 } else { 3150 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3151 it.remove(); 3152 } 3153 } 3154 3155 return changes != 0; 3156 } 3157 3158 final void handleConfigurationChanged(Configuration config) { 3159 3160 ArrayList<ComponentCallbacks> callbacks = null; 3161 3162 synchronized (mPackages) { 3163 if (mPendingConfiguration != null) { 3164 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3165 config = mPendingConfiguration; 3166 } 3167 mPendingConfiguration = null; 3168 } 3169 3170 if (config == null) { 3171 return; 3172 } 3173 3174 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3175 + config); 3176 3177 applyConfigurationToResourcesLocked(config); 3178 3179 if (mConfiguration == null) { 3180 mConfiguration = new Configuration(); 3181 } 3182 if (!mConfiguration.isOtherSeqNewer(config)) { 3183 return; 3184 } 3185 mConfiguration.updateFrom(config); 3186 3187 callbacks = collectComponentCallbacksLocked(false, config); 3188 } 3189 3190 if (callbacks != null) { 3191 final int N = callbacks.size(); 3192 for (int i=0; i<N; i++) { 3193 performConfigurationChanged(callbacks.get(i), config); 3194 } 3195 } 3196 } 3197 3198 final void handleActivityConfigurationChanged(IBinder token) { 3199 ActivityClientRecord r = mActivities.get(token); 3200 if (r == null || r.activity == null) { 3201 return; 3202 } 3203 3204 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3205 + r.activityInfo.name); 3206 3207 performConfigurationChanged(r.activity, mConfiguration); 3208 } 3209 3210 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3211 if (start) { 3212 try { 3213 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3214 8 * 1024 * 1024, 0); 3215 } catch (RuntimeException e) { 3216 Slog.w(TAG, "Profiling failed on path " + pcd.path 3217 + " -- can the process access this path?"); 3218 } finally { 3219 try { 3220 pcd.fd.close(); 3221 } catch (IOException e) { 3222 Slog.w(TAG, "Failure closing profile fd", e); 3223 } 3224 } 3225 } else { 3226 Debug.stopMethodTracing(); 3227 } 3228 } 3229 3230 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3231 if (managed) { 3232 try { 3233 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3234 } catch (IOException e) { 3235 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3236 + " -- can the process access this path?"); 3237 } finally { 3238 try { 3239 dhd.fd.close(); 3240 } catch (IOException e) { 3241 Slog.w(TAG, "Failure closing profile fd", e); 3242 } 3243 } 3244 } else { 3245 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3246 } 3247 } 3248 3249 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3250 boolean hasPkgInfo = false; 3251 if (packages != null) { 3252 for (int i=packages.length-1; i>=0; i--) { 3253 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3254 if (!hasPkgInfo) { 3255 WeakReference<LoadedApk> ref; 3256 ref = mPackages.get(packages[i]); 3257 if (ref != null && ref.get() != null) { 3258 hasPkgInfo = true; 3259 } else { 3260 ref = mResourcePackages.get(packages[i]); 3261 if (ref != null && ref.get() != null) { 3262 hasPkgInfo = true; 3263 } 3264 } 3265 } 3266 mPackages.remove(packages[i]); 3267 mResourcePackages.remove(packages[i]); 3268 } 3269 } 3270 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3271 hasPkgInfo); 3272 } 3273 3274 final void handleLowMemory() { 3275 ArrayList<ComponentCallbacks> callbacks 3276 = new ArrayList<ComponentCallbacks>(); 3277 3278 synchronized (mPackages) { 3279 callbacks = collectComponentCallbacksLocked(true, null); 3280 } 3281 3282 final int N = callbacks.size(); 3283 for (int i=0; i<N; i++) { 3284 callbacks.get(i).onLowMemory(); 3285 } 3286 3287 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3288 if (Process.myUid() != Process.SYSTEM_UID) { 3289 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3290 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3291 } 3292 3293 // Ask graphics to free up as much as possible (font/image caches) 3294 Canvas.freeCaches(); 3295 3296 BinderInternal.forceGc("mem"); 3297 } 3298 3299 private final void handleBindApplication(AppBindData data) { 3300 mBoundApplication = data; 3301 mConfiguration = new Configuration(data.config); 3302 3303 // send up app name; do this *before* waiting for debugger 3304 Process.setArgV0(data.processName); 3305 android.ddm.DdmHandleAppName.setAppName(data.processName); 3306 3307 /* 3308 * Before spawning a new process, reset the time zone to be the system time zone. 3309 * This needs to be done because the system time zone could have changed after the 3310 * the spawning of this process. Without doing this this process would have the incorrect 3311 * system time zone. 3312 */ 3313 TimeZone.setDefault(null); 3314 3315 /* 3316 * Initialize the default locale in this process for the reasons we set the time zone. 3317 */ 3318 Locale.setDefault(data.config.locale); 3319 3320 /* 3321 * Update the system configuration since its preloaded and might not 3322 * reflect configuration changes. The configuration object passed 3323 * in AppBindData can be safely assumed to be up to date 3324 */ 3325 Resources.getSystem().updateConfiguration(mConfiguration, null); 3326 3327 data.info = getPackageInfoNoCheck(data.appInfo); 3328 3329 /** 3330 * For system applications on userdebug/eng builds, log stack 3331 * traces of disk and network access to dropbox for analysis. 3332 */ 3333 if ((data.appInfo.flags & 3334 (ApplicationInfo.FLAG_SYSTEM | 3335 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3336 StrictMode.conditionallyEnableDebugLogging(); 3337 } 3338 3339 /** 3340 * For apps targetting SDK Honeycomb or later, we don't allow 3341 * network usage on the main event loop / UI thread. 3342 * 3343 * Note to those grepping: this is what ultimately throws 3344 * NetworkOnMainThreadException ... 3345 */ 3346 if (data.appInfo.targetSdkVersion > 9) { 3347 StrictMode.enableDeathOnNetwork(); 3348 } 3349 3350 /** 3351 * Switch this process to density compatibility mode if needed. 3352 */ 3353 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3354 == 0) { 3355 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3356 } 3357 3358 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3359 // XXX should have option to change the port. 3360 Debug.changeDebugPort(8100); 3361 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3362 Slog.w(TAG, "Application " + data.info.getPackageName() 3363 + " is waiting for the debugger on port 8100..."); 3364 3365 IActivityManager mgr = ActivityManagerNative.getDefault(); 3366 try { 3367 mgr.showWaitingForDebugger(mAppThread, true); 3368 } catch (RemoteException ex) { 3369 } 3370 3371 Debug.waitForDebugger(); 3372 3373 try { 3374 mgr.showWaitingForDebugger(mAppThread, false); 3375 } catch (RemoteException ex) { 3376 } 3377 3378 } else { 3379 Slog.w(TAG, "Application " + data.info.getPackageName() 3380 + " can be debugged on port 8100..."); 3381 } 3382 } 3383 3384 /** 3385 * Initialize the default http proxy in this process for the reasons we set the time zone. 3386 */ 3387 IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); 3388 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); 3389 try { 3390 ProxyProperties proxyProperties = service.getProxy(); 3391 Proxy.setHttpProxySystemProperty(proxyProperties); 3392 } catch (RemoteException e) {} 3393 3394 if (data.instrumentationName != null) { 3395 ContextImpl appContext = new ContextImpl(); 3396 appContext.init(data.info, null, this); 3397 InstrumentationInfo ii = null; 3398 try { 3399 ii = appContext.getPackageManager(). 3400 getInstrumentationInfo(data.instrumentationName, 0); 3401 } catch (PackageManager.NameNotFoundException e) { 3402 } 3403 if (ii == null) { 3404 throw new RuntimeException( 3405 "Unable to find instrumentation info for: " 3406 + data.instrumentationName); 3407 } 3408 3409 mInstrumentationAppDir = ii.sourceDir; 3410 mInstrumentationAppPackage = ii.packageName; 3411 mInstrumentedAppDir = data.info.getAppDir(); 3412 3413 ApplicationInfo instrApp = new ApplicationInfo(); 3414 instrApp.packageName = ii.packageName; 3415 instrApp.sourceDir = ii.sourceDir; 3416 instrApp.publicSourceDir = ii.publicSourceDir; 3417 instrApp.dataDir = ii.dataDir; 3418 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3419 LoadedApk pi = getPackageInfo(instrApp, 3420 appContext.getClassLoader(), false, true); 3421 ContextImpl instrContext = new ContextImpl(); 3422 instrContext.init(pi, null, this); 3423 3424 try { 3425 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3426 mInstrumentation = (Instrumentation) 3427 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3428 } catch (Exception e) { 3429 throw new RuntimeException( 3430 "Unable to instantiate instrumentation " 3431 + data.instrumentationName + ": " + e.toString(), e); 3432 } 3433 3434 mInstrumentation.init(this, instrContext, appContext, 3435 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3436 3437 if (data.profileFile != null && !ii.handleProfiling) { 3438 data.handlingProfiling = true; 3439 File file = new File(data.profileFile); 3440 file.getParentFile().mkdirs(); 3441 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3442 } 3443 3444 try { 3445 mInstrumentation.onCreate(data.instrumentationArgs); 3446 } 3447 catch (Exception e) { 3448 throw new RuntimeException( 3449 "Exception thrown in onCreate() of " 3450 + data.instrumentationName + ": " + e.toString(), e); 3451 } 3452 3453 } else { 3454 mInstrumentation = new Instrumentation(); 3455 } 3456 3457 // If the app is being launched for full backup or restore, bring it up in 3458 // a restricted environment with the base application class. 3459 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3460 mInitialApplication = app; 3461 3462 List<ProviderInfo> providers = data.providers; 3463 if (providers != null) { 3464 installContentProviders(app, providers); 3465 // For process that contain content providers, we want to 3466 // ensure that the JIT is enabled "at some point". 3467 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3468 } 3469 3470 try { 3471 mInstrumentation.callApplicationOnCreate(app); 3472 } catch (Exception e) { 3473 if (!mInstrumentation.onException(app, e)) { 3474 throw new RuntimeException( 3475 "Unable to create application " + app.getClass().getName() 3476 + ": " + e.toString(), e); 3477 } 3478 } 3479 } 3480 3481 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3482 IActivityManager am = ActivityManagerNative.getDefault(); 3483 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3484 Debug.stopMethodTracing(); 3485 } 3486 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3487 // + ", app thr: " + mAppThread); 3488 try { 3489 am.finishInstrumentation(mAppThread, resultCode, results); 3490 } catch (RemoteException ex) { 3491 } 3492 } 3493 3494 private final void installContentProviders( 3495 Context context, List<ProviderInfo> providers) { 3496 final ArrayList<IActivityManager.ContentProviderHolder> results = 3497 new ArrayList<IActivityManager.ContentProviderHolder>(); 3498 3499 Iterator<ProviderInfo> i = providers.iterator(); 3500 while (i.hasNext()) { 3501 ProviderInfo cpi = i.next(); 3502 StringBuilder buf = new StringBuilder(128); 3503 buf.append("Pub "); 3504 buf.append(cpi.authority); 3505 buf.append(": "); 3506 buf.append(cpi.name); 3507 Log.i(TAG, buf.toString()); 3508 IContentProvider cp = installProvider(context, null, cpi, false); 3509 if (cp != null) { 3510 IActivityManager.ContentProviderHolder cph = 3511 new IActivityManager.ContentProviderHolder(cpi); 3512 cph.provider = cp; 3513 results.add(cph); 3514 // Don't ever unload this provider from the process. 3515 synchronized(mProviderMap) { 3516 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3517 } 3518 } 3519 } 3520 3521 try { 3522 ActivityManagerNative.getDefault().publishContentProviders( 3523 getApplicationThread(), results); 3524 } catch (RemoteException ex) { 3525 } 3526 } 3527 3528 private final IContentProvider getExistingProvider(Context context, String name) { 3529 synchronized(mProviderMap) { 3530 final ProviderClientRecord pr = mProviderMap.get(name); 3531 if (pr != null) { 3532 return pr.mProvider; 3533 } 3534 return null; 3535 } 3536 } 3537 3538 private final IContentProvider getProvider(Context context, String name) { 3539 IContentProvider existing = getExistingProvider(context, name); 3540 if (existing != null) { 3541 return existing; 3542 } 3543 3544 IActivityManager.ContentProviderHolder holder = null; 3545 try { 3546 holder = ActivityManagerNative.getDefault().getContentProvider( 3547 getApplicationThread(), name); 3548 } catch (RemoteException ex) { 3549 } 3550 if (holder == null) { 3551 Slog.e(TAG, "Failed to find provider info for " + name); 3552 return null; 3553 } 3554 3555 IContentProvider prov = installProvider(context, holder.provider, 3556 holder.info, true); 3557 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3558 if (holder.noReleaseNeeded || holder.provider == null) { 3559 // We are not going to release the provider if it is an external 3560 // provider that doesn't care about being released, or if it is 3561 // a local provider running in this process. 3562 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3563 synchronized(mProviderMap) { 3564 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3565 } 3566 } 3567 return prov; 3568 } 3569 3570 public final IContentProvider acquireProvider(Context c, String name) { 3571 IContentProvider provider = getProvider(c, name); 3572 if(provider == null) 3573 return null; 3574 IBinder jBinder = provider.asBinder(); 3575 synchronized(mProviderMap) { 3576 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3577 if(prc == null) { 3578 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3579 } else { 3580 prc.count++; 3581 } //end else 3582 } //end synchronized 3583 return provider; 3584 } 3585 3586 public final IContentProvider acquireExistingProvider(Context c, String name) { 3587 IContentProvider provider = getExistingProvider(c, name); 3588 if(provider == null) 3589 return null; 3590 IBinder jBinder = provider.asBinder(); 3591 synchronized(mProviderMap) { 3592 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3593 if(prc == null) { 3594 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3595 } else { 3596 prc.count++; 3597 } //end else 3598 } //end synchronized 3599 return provider; 3600 } 3601 3602 public final boolean releaseProvider(IContentProvider provider) { 3603 if(provider == null) { 3604 return false; 3605 } 3606 IBinder jBinder = provider.asBinder(); 3607 synchronized(mProviderMap) { 3608 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3609 if(prc == null) { 3610 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3611 return false; 3612 } else { 3613 prc.count--; 3614 if(prc.count == 0) { 3615 // Schedule the actual remove asynchronously, since we 3616 // don't know the context this will be called in. 3617 // TODO: it would be nice to post a delayed message, so 3618 // if we come back and need the same provider quickly 3619 // we will still have it available. 3620 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3621 mH.sendMessage(msg); 3622 } //end if 3623 } //end else 3624 } //end synchronized 3625 return true; 3626 } 3627 3628 final void completeRemoveProvider(IContentProvider provider) { 3629 IBinder jBinder = provider.asBinder(); 3630 String name = null; 3631 synchronized(mProviderMap) { 3632 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3633 if(prc != null && prc.count == 0) { 3634 mProviderRefCountMap.remove(jBinder); 3635 //invoke removeProvider to dereference provider 3636 name = removeProviderLocked(provider); 3637 } 3638 } 3639 3640 if (name != null) { 3641 try { 3642 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3643 "ActivityManagerNative.removeContentProvider(" + name); 3644 ActivityManagerNative.getDefault().removeContentProvider( 3645 getApplicationThread(), name); 3646 } catch (RemoteException e) { 3647 //do nothing content provider object is dead any way 3648 } //end catch 3649 } 3650 } 3651 3652 public final String removeProviderLocked(IContentProvider provider) { 3653 if (provider == null) { 3654 return null; 3655 } 3656 IBinder providerBinder = provider.asBinder(); 3657 3658 String name = null; 3659 3660 // remove the provider from mProviderMap 3661 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3662 while (iter.hasNext()) { 3663 ProviderClientRecord pr = iter.next(); 3664 IBinder myBinder = pr.mProvider.asBinder(); 3665 if (myBinder == providerBinder) { 3666 //find if its published by this process itself 3667 if(pr.mLocalProvider != null) { 3668 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3669 return name; 3670 } 3671 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3672 "death recipient"); 3673 //content provider is in another process 3674 myBinder.unlinkToDeath(pr, 0); 3675 iter.remove(); 3676 //invoke remove only once for the very first name seen 3677 if(name == null) { 3678 name = pr.mName; 3679 } 3680 } //end if myBinder 3681 } //end while iter 3682 3683 return name; 3684 } 3685 3686 final void removeDeadProvider(String name, IContentProvider provider) { 3687 synchronized(mProviderMap) { 3688 ProviderClientRecord pr = mProviderMap.get(name); 3689 if (pr.mProvider.asBinder() == provider.asBinder()) { 3690 Slog.i(TAG, "Removing dead content provider: " + name); 3691 ProviderClientRecord removed = mProviderMap.remove(name); 3692 if (removed != null) { 3693 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3694 } 3695 } 3696 } 3697 } 3698 3699 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3700 ProviderClientRecord pr = mProviderMap.get(name); 3701 if (pr.mProvider.asBinder() == provider.asBinder()) { 3702 Slog.i(TAG, "Removing dead content provider: " + name); 3703 ProviderClientRecord removed = mProviderMap.remove(name); 3704 if (removed != null) { 3705 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3706 } 3707 } 3708 } 3709 3710 private final IContentProvider installProvider(Context context, 3711 IContentProvider provider, ProviderInfo info, boolean noisy) { 3712 ContentProvider localProvider = null; 3713 if (provider == null) { 3714 if (noisy) { 3715 Slog.d(TAG, "Loading provider " + info.authority + ": " 3716 + info.name); 3717 } 3718 Context c = null; 3719 ApplicationInfo ai = info.applicationInfo; 3720 if (context.getPackageName().equals(ai.packageName)) { 3721 c = context; 3722 } else if (mInitialApplication != null && 3723 mInitialApplication.getPackageName().equals(ai.packageName)) { 3724 c = mInitialApplication; 3725 } else { 3726 try { 3727 c = context.createPackageContext(ai.packageName, 3728 Context.CONTEXT_INCLUDE_CODE); 3729 } catch (PackageManager.NameNotFoundException e) { 3730 } 3731 } 3732 if (c == null) { 3733 Slog.w(TAG, "Unable to get context for package " + 3734 ai.packageName + 3735 " while loading content provider " + 3736 info.name); 3737 return null; 3738 } 3739 try { 3740 final java.lang.ClassLoader cl = c.getClassLoader(); 3741 localProvider = (ContentProvider)cl. 3742 loadClass(info.name).newInstance(); 3743 provider = localProvider.getIContentProvider(); 3744 if (provider == null) { 3745 Slog.e(TAG, "Failed to instantiate class " + 3746 info.name + " from sourceDir " + 3747 info.applicationInfo.sourceDir); 3748 return null; 3749 } 3750 if (Config.LOGV) Slog.v( 3751 TAG, "Instantiating local provider " + info.name); 3752 // XXX Need to create the correct context for this provider. 3753 localProvider.attachInfo(c, info); 3754 } catch (java.lang.Exception e) { 3755 if (!mInstrumentation.onException(null, e)) { 3756 throw new RuntimeException( 3757 "Unable to get provider " + info.name 3758 + ": " + e.toString(), e); 3759 } 3760 return null; 3761 } 3762 } else if (localLOGV) { 3763 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3764 + info.name); 3765 } 3766 3767 synchronized (mProviderMap) { 3768 // Cache the pointer for the remote provider. 3769 String names[] = PATTERN_SEMICOLON.split(info.authority); 3770 for (int i=0; i<names.length; i++) { 3771 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3772 localProvider); 3773 try { 3774 provider.asBinder().linkToDeath(pr, 0); 3775 mProviderMap.put(names[i], pr); 3776 } catch (RemoteException e) { 3777 return null; 3778 } 3779 } 3780 if (localProvider != null) { 3781 mLocalProviders.put(provider.asBinder(), 3782 new ProviderClientRecord(null, provider, localProvider)); 3783 } 3784 } 3785 3786 return provider; 3787 } 3788 3789 private final void attach(boolean system) { 3790 sThreadLocal.set(this); 3791 mSystemThread = system; 3792 if (!system) { 3793 ViewRoot.addFirstDrawHandler(new Runnable() { 3794 public void run() { 3795 ensureJitEnabled(); 3796 } 3797 }); 3798 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3799 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3800 IActivityManager mgr = ActivityManagerNative.getDefault(); 3801 try { 3802 mgr.attachApplication(mAppThread); 3803 } catch (RemoteException ex) { 3804 } 3805 } else { 3806 // Don't set application object here -- if the system crashes, 3807 // we can't display an alert, we just want to die die die. 3808 android.ddm.DdmHandleAppName.setAppName("system_process"); 3809 try { 3810 mInstrumentation = new Instrumentation(); 3811 ContextImpl context = new ContextImpl(); 3812 context.init(getSystemContext().mPackageInfo, null, this); 3813 Application app = Instrumentation.newApplication(Application.class, context); 3814 mAllApplications.add(app); 3815 mInitialApplication = app; 3816 app.onCreate(); 3817 } catch (Exception e) { 3818 throw new RuntimeException( 3819 "Unable to instantiate Application():" + e.toString(), e); 3820 } 3821 } 3822 3823 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3824 public void onConfigurationChanged(Configuration newConfig) { 3825 synchronized (mPackages) { 3826 // We need to apply this change to the resources 3827 // immediately, because upon returning the view 3828 // hierarchy will be informed about it. 3829 if (applyConfigurationToResourcesLocked(newConfig)) { 3830 // This actually changed the resources! Tell 3831 // everyone about it. 3832 if (mPendingConfiguration == null || 3833 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3834 mPendingConfiguration = newConfig; 3835 3836 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3837 } 3838 } 3839 } 3840 } 3841 public void onLowMemory() { 3842 } 3843 }); 3844 } 3845 3846 private final void detach() 3847 { 3848 sThreadLocal.set(null); 3849 } 3850 3851 public static final ActivityThread systemMain() { 3852 HardwareRenderer.disable(); 3853 ActivityThread thread = new ActivityThread(); 3854 thread.attach(true); 3855 return thread; 3856 } 3857 3858 public final void installSystemProviders(List providers) { 3859 if (providers != null) { 3860 installContentProviders(mInitialApplication, 3861 (List<ProviderInfo>)providers); 3862 } 3863 } 3864 3865 public static final void main(String[] args) { 3866 SamplingProfilerIntegration.start(); 3867 3868 // CloseGuard defaults to true and can be quite spammy. We 3869 // disable it here, but selectively enable it later (via 3870 // StrictMode) on debug builds, but using DropBox, not logs. 3871 CloseGuard.setEnabled(false); 3872 3873 Process.setArgV0("<pre-initialized>"); 3874 3875 Looper.prepareMainLooper(); 3876 if (sMainThreadHandler == null) { 3877 sMainThreadHandler = new Handler(); 3878 } 3879 3880 ActivityThread thread = new ActivityThread(); 3881 thread.attach(false); 3882 3883 if (false) { 3884 Looper.myLooper().setMessageLogging(new 3885 LogPrinter(Log.DEBUG, "ActivityThread")); 3886 } 3887 3888 Looper.loop(); 3889 3890 if (Process.supportsProcesses()) { 3891 throw new RuntimeException("Main thread loop unexpectedly exited"); 3892 } 3893 3894 thread.detach(); 3895 String name = (thread.mInitialApplication != null) 3896 ? thread.mInitialApplication.getPackageName() 3897 : "<unknown>"; 3898 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3899 } 3900} 3901