ActivityThread.java revision 7204528e71145e34bedd6cfb13110eb872d8a968
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.Bundle; 49import android.os.Debug; 50import android.os.Handler; 51import android.os.IBinder; 52import android.os.Looper; 53import android.os.Message; 54import android.os.MessageQueue; 55import android.os.ParcelFileDescriptor; 56import android.os.Process; 57import android.os.RemoteException; 58import android.os.ServiceManager; 59import android.os.StrictMode; 60import android.os.SystemClock; 61import android.util.AndroidRuntimeException; 62import android.util.Config; 63import android.util.DisplayMetrics; 64import android.util.EventLog; 65import android.util.Log; 66import android.util.LogPrinter; 67import android.util.Slog; 68import android.view.Display; 69import android.view.HardwareRenderer; 70import android.view.View; 71import android.view.ViewDebug; 72import android.view.ViewManager; 73import android.view.ViewRoot; 74import android.view.Window; 75import android.view.WindowManager; 76import android.view.WindowManagerImpl; 77 78import com.android.internal.os.BinderInternal; 79import com.android.internal.os.RuntimeInit; 80import com.android.internal.os.SamplingProfilerIntegration; 81 82import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 83 84import java.io.File; 85import java.io.FileDescriptor; 86import java.io.FileOutputStream; 87import java.io.IOException; 88import java.io.PrintWriter; 89import java.lang.ref.WeakReference; 90import java.net.InetAddress; 91import java.util.ArrayList; 92import java.util.HashMap; 93import java.util.Iterator; 94import java.util.List; 95import java.util.Locale; 96import java.util.Map; 97import java.util.TimeZone; 98import java.util.regex.Pattern; 99 100import dalvik.system.CloseGuard; 101import dalvik.system.SamplingProfiler; 102 103final class SuperNotCalledException extends AndroidRuntimeException { 104 public SuperNotCalledException(String msg) { 105 super(msg); 106 } 107} 108 109final class RemoteServiceException extends AndroidRuntimeException { 110 public RemoteServiceException(String msg) { 111 super(msg); 112 } 113} 114 115/** 116 * This manages the execution of the main thread in an 117 * application process, scheduling and executing activities, 118 * broadcasts, and other operations on it as the activity 119 * manager requests. 120 * 121 * {@hide} 122 */ 123public final class ActivityThread { 124 /** @hide */ 125 public static final String TAG = "ActivityThread"; 126 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 127 private static final boolean DEBUG = false; 128 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 129 static final boolean DEBUG_MESSAGES = false; 130 /** @hide */ 131 public static final boolean DEBUG_BROADCAST = false; 132 private static final boolean DEBUG_RESULTS = false; 133 private static final boolean DEBUG_BACKUP = false; 134 private static final boolean DEBUG_CONFIGURATION = false; 135 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 136 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 137 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 138 private static final int LOG_ON_PAUSE_CALLED = 30021; 139 private static final int LOG_ON_RESUME_CALLED = 30022; 140 141 static ContextImpl mSystemContext = null; 142 143 static IPackageManager sPackageManager; 144 145 final ApplicationThread mAppThread = new ApplicationThread(); 146 final Looper mLooper = Looper.myLooper(); 147 final H mH = new H(); 148 final HashMap<IBinder, ActivityClientRecord> mActivities 149 = new HashMap<IBinder, ActivityClientRecord>(); 150 // List of new activities (via ActivityRecord.nextIdle) that should 151 // be reported when next we idle. 152 ActivityClientRecord mNewActivities = null; 153 // Number of activities that are currently visible on-screen. 154 int mNumVisibleActivities = 0; 155 final HashMap<IBinder, Service> mServices 156 = new HashMap<IBinder, Service>(); 157 AppBindData mBoundApplication; 158 Configuration mConfiguration; 159 Configuration mResConfiguration; 160 Application mInitialApplication; 161 final ArrayList<Application> mAllApplications 162 = new ArrayList<Application>(); 163 // set of instantiated backup agents, keyed by package name 164 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 165 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 166 Instrumentation mInstrumentation; 167 String mInstrumentationAppDir = null; 168 String mInstrumentationAppPackage = null; 169 String mInstrumentedAppDir = null; 170 boolean mSystemThread = false; 171 boolean mJitEnabled = false; 172 173 // These can be accessed by multiple threads; mPackages is the lock. 174 // XXX For now we keep around information about all packages we have 175 // seen, not removing entries from this map. 176 final HashMap<String, WeakReference<LoadedApk>> mPackages 177 = new HashMap<String, WeakReference<LoadedApk>>(); 178 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 179 = new HashMap<String, WeakReference<LoadedApk>>(); 180 Display mDisplay = null; 181 DisplayMetrics mDisplayMetrics = null; 182 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 183 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 184 final ArrayList<ActivityClientRecord> mRelaunchingActivities 185 = new ArrayList<ActivityClientRecord>(); 186 Configuration mPendingConfiguration = null; 187 188 // The lock of mProviderMap protects the following variables. 189 final HashMap<String, ProviderClientRecord> mProviderMap 190 = new HashMap<String, ProviderClientRecord>(); 191 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 192 = new HashMap<IBinder, ProviderRefCount>(); 193 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 194 = new HashMap<IBinder, ProviderClientRecord>(); 195 196 final HashMap<Activity, ArrayList<OnActivityPausedListener>> mOnPauseListeners 197 = new HashMap<Activity, ArrayList<OnActivityPausedListener>>(); 198 199 final GcIdler mGcIdler = new GcIdler(); 200 boolean mGcIdlerScheduled = false; 201 202 static Handler sMainThreadHandler; // set once in main() 203 204 private static final class ActivityClientRecord { 205 IBinder token; 206 int ident; 207 Intent intent; 208 Bundle state; 209 Activity activity; 210 Window window; 211 Activity parent; 212 String embeddedID; 213 Activity.NonConfigurationInstances lastNonConfigurationInstances; 214 boolean paused; 215 boolean stopped; 216 boolean hideForNow; 217 Configuration newConfig; 218 Configuration createdConfig; 219 ActivityClientRecord nextIdle; 220 221 ActivityInfo activityInfo; 222 LoadedApk packageInfo; 223 224 List<ResultInfo> pendingResults; 225 List<Intent> pendingIntents; 226 227 boolean startsNotResumed; 228 boolean isForward; 229 int pendingConfigChanges; 230 boolean onlyLocalRequest; 231 232 View mPendingRemoveWindow; 233 WindowManager mPendingRemoveWindowManager; 234 235 ActivityClientRecord() { 236 parent = null; 237 embeddedID = null; 238 paused = false; 239 stopped = false; 240 hideForNow = false; 241 nextIdle = null; 242 } 243 244 public boolean isPreHoneycomb() { 245 if (activity != null) { 246 return activity.getApplicationInfo().targetSdkVersion 247 < android.os.Build.VERSION_CODES.HONEYCOMB; 248 } 249 return false; 250 } 251 252 public String toString() { 253 ComponentName componentName = intent.getComponent(); 254 return "ActivityRecord{" 255 + Integer.toHexString(System.identityHashCode(this)) 256 + " token=" + token + " " + (componentName == null 257 ? "no component name" : componentName.toShortString()) 258 + "}"; 259 } 260 } 261 262 private final class ProviderClientRecord implements IBinder.DeathRecipient { 263 final String mName; 264 final IContentProvider mProvider; 265 final ContentProvider mLocalProvider; 266 267 ProviderClientRecord(String name, IContentProvider provider, 268 ContentProvider localProvider) { 269 mName = name; 270 mProvider = provider; 271 mLocalProvider = localProvider; 272 } 273 274 public void binderDied() { 275 removeDeadProvider(mName, mProvider); 276 } 277 } 278 279 private static final class NewIntentData { 280 List<Intent> intents; 281 IBinder token; 282 public String toString() { 283 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 284 } 285 } 286 287 private static final class ReceiverData extends BroadcastReceiver.PendingResult { 288 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 289 boolean ordered, boolean sticky, IBinder token) { 290 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 291 this.intent = intent; 292 } 293 294 Intent intent; 295 ActivityInfo info; 296 public String toString() { 297 return "ReceiverData{intent=" + intent + " packageName=" + 298 info.packageName + " resultCode=" + getResultCode() 299 + " resultData=" + getResultData() + " resultExtras=" 300 + getResultExtras(false) + "}"; 301 } 302 } 303 304 private static final class CreateBackupAgentData { 305 ApplicationInfo appInfo; 306 int backupMode; 307 public String toString() { 308 return "CreateBackupAgentData{appInfo=" + appInfo 309 + " backupAgent=" + appInfo.backupAgentName 310 + " mode=" + backupMode + "}"; 311 } 312 } 313 314 private static final class CreateServiceData { 315 IBinder token; 316 ServiceInfo info; 317 Intent intent; 318 public String toString() { 319 return "CreateServiceData{token=" + token + " className=" 320 + info.name + " packageName=" + info.packageName 321 + " intent=" + intent + "}"; 322 } 323 } 324 325 private static final class BindServiceData { 326 IBinder token; 327 Intent intent; 328 boolean rebind; 329 public String toString() { 330 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 331 } 332 } 333 334 private static final class ServiceArgsData { 335 IBinder token; 336 int startId; 337 int flags; 338 Intent args; 339 public String toString() { 340 return "ServiceArgsData{token=" + token + " startId=" + startId 341 + " args=" + args + "}"; 342 } 343 } 344 345 private static final class AppBindData { 346 LoadedApk info; 347 String processName; 348 ApplicationInfo appInfo; 349 List<ProviderInfo> providers; 350 ComponentName instrumentationName; 351 String profileFile; 352 Bundle instrumentationArgs; 353 IInstrumentationWatcher instrumentationWatcher; 354 int debugMode; 355 boolean restrictedBackupMode; 356 Configuration config; 357 boolean handlingProfiling; 358 public String toString() { 359 return "AppBindData{appInfo=" + appInfo + "}"; 360 } 361 } 362 363 private static final class DumpComponentInfo { 364 FileDescriptor fd; 365 IBinder token; 366 String prefix; 367 String[] args; 368 boolean dumped; 369 } 370 371 private static final class ResultData { 372 IBinder token; 373 List<ResultInfo> results; 374 public String toString() { 375 return "ResultData{token=" + token + " results" + results + "}"; 376 } 377 } 378 379 private static final class ContextCleanupInfo { 380 ContextImpl context; 381 String what; 382 String who; 383 } 384 385 private static final class ProfilerControlData { 386 String path; 387 ParcelFileDescriptor fd; 388 } 389 390 private static final class DumpHeapData { 391 String path; 392 ParcelFileDescriptor fd; 393 } 394 395 private final class ApplicationThread extends ApplicationThreadNative { 396 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 397 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 398 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 399 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 400 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 401 402 // Formatting for checkin service - update version if row format changes 403 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 404 405 public final void schedulePauseActivity(IBinder token, boolean finished, 406 boolean userLeaving, int configChanges) { 407 queueOrSendMessage( 408 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 409 token, 410 (userLeaving ? 1 : 0), 411 configChanges); 412 } 413 414 public final void scheduleStopActivity(IBinder token, boolean showWindow, 415 int configChanges) { 416 queueOrSendMessage( 417 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 418 token, 0, configChanges); 419 } 420 421 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 422 queueOrSendMessage( 423 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 424 token); 425 } 426 427 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 428 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 429 } 430 431 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 432 ResultData res = new ResultData(); 433 res.token = token; 434 res.results = results; 435 queueOrSendMessage(H.SEND_RESULT, res); 436 } 437 438 // we use token to identify this activity without having to send the 439 // activity itself back to the activity manager. (matters more with ipc) 440 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 441 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 442 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 443 ActivityClientRecord r = new ActivityClientRecord(); 444 445 r.token = token; 446 r.ident = ident; 447 r.intent = intent; 448 r.activityInfo = info; 449 r.state = state; 450 451 r.pendingResults = pendingResults; 452 r.pendingIntents = pendingNewIntents; 453 454 r.startsNotResumed = notResumed; 455 r.isForward = isForward; 456 457 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 458 } 459 460 public final void scheduleRelaunchActivity(IBinder token, 461 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 462 int configChanges, boolean notResumed, Configuration config) { 463 requestRelaunchActivity(token, pendingResults, pendingNewIntents, 464 configChanges, notResumed, config, true); 465 } 466 467 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 468 NewIntentData data = new NewIntentData(); 469 data.intents = intents; 470 data.token = token; 471 472 queueOrSendMessage(H.NEW_INTENT, data); 473 } 474 475 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 476 int configChanges) { 477 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 478 configChanges); 479 } 480 481 public final void scheduleReceiver(Intent intent, ActivityInfo info, 482 int resultCode, String data, Bundle extras, boolean sync) { 483 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 484 sync, false, mAppThread.asBinder()); 485 r.info = info; 486 queueOrSendMessage(H.RECEIVER, r); 487 } 488 489 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 490 CreateBackupAgentData d = new CreateBackupAgentData(); 491 d.appInfo = app; 492 d.backupMode = backupMode; 493 494 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 495 } 496 497 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 498 CreateBackupAgentData d = new CreateBackupAgentData(); 499 d.appInfo = app; 500 501 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 502 } 503 504 public final void scheduleCreateService(IBinder token, 505 ServiceInfo info) { 506 CreateServiceData s = new CreateServiceData(); 507 s.token = token; 508 s.info = info; 509 510 queueOrSendMessage(H.CREATE_SERVICE, s); 511 } 512 513 public final void scheduleBindService(IBinder token, Intent intent, 514 boolean rebind) { 515 BindServiceData s = new BindServiceData(); 516 s.token = token; 517 s.intent = intent; 518 s.rebind = rebind; 519 520 queueOrSendMessage(H.BIND_SERVICE, s); 521 } 522 523 public final void scheduleUnbindService(IBinder token, Intent intent) { 524 BindServiceData s = new BindServiceData(); 525 s.token = token; 526 s.intent = intent; 527 528 queueOrSendMessage(H.UNBIND_SERVICE, s); 529 } 530 531 public final void scheduleServiceArgs(IBinder token, int startId, 532 int flags ,Intent args) { 533 ServiceArgsData s = new ServiceArgsData(); 534 s.token = token; 535 s.startId = startId; 536 s.flags = flags; 537 s.args = args; 538 539 queueOrSendMessage(H.SERVICE_ARGS, s); 540 } 541 542 public final void scheduleStopService(IBinder token) { 543 queueOrSendMessage(H.STOP_SERVICE, token); 544 } 545 546 public final void bindApplication(String processName, 547 ApplicationInfo appInfo, List<ProviderInfo> providers, 548 ComponentName instrumentationName, String profileFile, 549 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 550 int debugMode, boolean isRestrictedBackupMode, Configuration config, 551 Map<String, IBinder> services) { 552 553 if (services != null) { 554 // Setup the service cache in the ServiceManager 555 ServiceManager.initServiceCache(services); 556 } 557 558 AppBindData data = new AppBindData(); 559 data.processName = processName; 560 data.appInfo = appInfo; 561 data.providers = providers; 562 data.instrumentationName = instrumentationName; 563 data.profileFile = profileFile; 564 data.instrumentationArgs = instrumentationArgs; 565 data.instrumentationWatcher = instrumentationWatcher; 566 data.debugMode = debugMode; 567 data.restrictedBackupMode = isRestrictedBackupMode; 568 data.config = config; 569 queueOrSendMessage(H.BIND_APPLICATION, data); 570 } 571 572 public final void scheduleExit() { 573 queueOrSendMessage(H.EXIT_APPLICATION, null); 574 } 575 576 public final void scheduleSuicide() { 577 queueOrSendMessage(H.SUICIDE, null); 578 } 579 580 public void requestThumbnail(IBinder token) { 581 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 582 } 583 584 public void scheduleConfigurationChanged(Configuration config) { 585 synchronized (mPackages) { 586 if (mPendingConfiguration == null || 587 mPendingConfiguration.isOtherSeqNewer(config)) { 588 mPendingConfiguration = config; 589 } 590 } 591 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 592 } 593 594 public void updateTimeZone() { 595 TimeZone.setDefault(null); 596 } 597 598 public void clearDnsCache() { 599 // a non-standard API to get this to libcore 600 InetAddress.clearDnsCache(); 601 } 602 603 public void setHttpProxy(String host, String port, String exclList) { 604 Proxy.setHttpProxySystemProperty(host, port, exclList); 605 } 606 607 public void processInBackground() { 608 mH.removeMessages(H.GC_WHEN_IDLE); 609 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 610 } 611 612 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 613 DumpComponentInfo data = new DumpComponentInfo(); 614 data.fd = fd; 615 data.token = servicetoken; 616 data.args = args; 617 data.dumped = false; 618 queueOrSendMessage(H.DUMP_SERVICE, data); 619 synchronized (data) { 620 while (!data.dumped) { 621 try { 622 data.wait(); 623 } catch (InterruptedException e) { 624 // no need to do anything here, we will keep waiting until 625 // dumped is set 626 } 627 } 628 } 629 } 630 631 // This function exists to make sure all receiver dispatching is 632 // correctly ordered, since these are one-way calls and the binder driver 633 // applies transaction ordering per object for such calls. 634 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 635 int resultCode, String dataStr, Bundle extras, boolean ordered, 636 boolean sticky) throws RemoteException { 637 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 638 } 639 640 public void scheduleLowMemory() { 641 queueOrSendMessage(H.LOW_MEMORY, null); 642 } 643 644 public void scheduleActivityConfigurationChanged(IBinder token) { 645 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 646 } 647 648 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 649 ProfilerControlData pcd = new ProfilerControlData(); 650 pcd.path = path; 651 pcd.fd = fd; 652 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 653 } 654 655 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 656 DumpHeapData dhd = new DumpHeapData(); 657 dhd.path = path; 658 dhd.fd = fd; 659 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 660 } 661 662 public void setSchedulingGroup(int group) { 663 // Note: do this immediately, since going into the foreground 664 // should happen regardless of what pending work we have to do 665 // and the activity manager will wait for us to report back that 666 // we are done before sending us to the background. 667 try { 668 Process.setProcessGroup(Process.myPid(), group); 669 } catch (Exception e) { 670 Slog.w(TAG, "Failed setting process group to " + group, e); 671 } 672 } 673 674 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 675 Debug.getMemoryInfo(outInfo); 676 } 677 678 public void dispatchPackageBroadcast(int cmd, String[] packages) { 679 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 680 } 681 682 public void scheduleCrash(String msg) { 683 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 684 } 685 686 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, 687 String prefix, String[] args) { 688 DumpComponentInfo data = new DumpComponentInfo(); 689 data.fd = fd; 690 data.token = activitytoken; 691 data.prefix = prefix; 692 data.args = args; 693 data.dumped = false; 694 queueOrSendMessage(H.DUMP_ACTIVITY, data); 695 synchronized (data) { 696 while (!data.dumped) { 697 try { 698 data.wait(); 699 } catch (InterruptedException e) { 700 // no need to do anything here, we will keep waiting until 701 // dumped is set 702 } 703 } 704 } 705 } 706 707 @Override 708 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 709 long nativeMax = Debug.getNativeHeapSize() / 1024; 710 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 711 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 712 713 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 714 Debug.getMemoryInfo(memInfo); 715 716 final int nativeShared = memInfo.nativeSharedDirty; 717 final int dalvikShared = memInfo.dalvikSharedDirty; 718 final int otherShared = memInfo.otherSharedDirty; 719 720 final int nativePrivate = memInfo.nativePrivateDirty; 721 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 722 final int otherPrivate = memInfo.otherPrivateDirty; 723 724 Runtime runtime = Runtime.getRuntime(); 725 726 long dalvikMax = runtime.totalMemory() / 1024; 727 long dalvikFree = runtime.freeMemory() / 1024; 728 long dalvikAllocated = dalvikMax - dalvikFree; 729 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 730 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 731 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 732 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 733 int globalAssetCount = AssetManager.getGlobalAssetCount(); 734 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 735 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 736 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 737 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 738 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 739 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 740 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 741 742 // Check to see if we were called by checkin server. If so, print terse format. 743 boolean doCheckinFormat = false; 744 if (args != null) { 745 for (String arg : args) { 746 if ("-c".equals(arg)) doCheckinFormat = true; 747 } 748 } 749 750 // For checkin, we print one long comma-separated list of values 751 if (doCheckinFormat) { 752 // NOTE: if you change anything significant below, also consider changing 753 // ACTIVITY_THREAD_CHECKIN_VERSION. 754 String processName = (mBoundApplication != null) 755 ? mBoundApplication.processName : "unknown"; 756 757 // Header 758 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 759 pw.print(Process.myPid()); pw.print(','); 760 pw.print(processName); pw.print(','); 761 762 // Heap info - max 763 pw.print(nativeMax); pw.print(','); 764 pw.print(dalvikMax); pw.print(','); 765 pw.print("N/A,"); 766 pw.print(nativeMax + dalvikMax); pw.print(','); 767 768 // Heap info - allocated 769 pw.print(nativeAllocated); pw.print(','); 770 pw.print(dalvikAllocated); pw.print(','); 771 pw.print("N/A,"); 772 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 773 774 // Heap info - free 775 pw.print(nativeFree); pw.print(','); 776 pw.print(dalvikFree); pw.print(','); 777 pw.print("N/A,"); 778 pw.print(nativeFree + dalvikFree); pw.print(','); 779 780 // Heap info - proportional set size 781 pw.print(memInfo.nativePss); pw.print(','); 782 pw.print(memInfo.dalvikPss); pw.print(','); 783 pw.print(memInfo.otherPss); pw.print(','); 784 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 785 786 // Heap info - shared 787 pw.print(nativeShared); pw.print(','); 788 pw.print(dalvikShared); pw.print(','); 789 pw.print(otherShared); pw.print(','); 790 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 791 792 // Heap info - private 793 pw.print(nativePrivate); pw.print(','); 794 pw.print(dalvikPrivate); pw.print(','); 795 pw.print(otherPrivate); pw.print(','); 796 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 797 798 // Object counts 799 pw.print(viewInstanceCount); pw.print(','); 800 pw.print(viewRootInstanceCount); pw.print(','); 801 pw.print(appContextInstanceCount); pw.print(','); 802 pw.print(activityInstanceCount); pw.print(','); 803 804 pw.print(globalAssetCount); pw.print(','); 805 pw.print(globalAssetManagerCount); pw.print(','); 806 pw.print(binderLocalObjectCount); pw.print(','); 807 pw.print(binderProxyObjectCount); pw.print(','); 808 809 pw.print(binderDeathObjectCount); pw.print(','); 810 pw.print(openSslSocketCount); pw.print(','); 811 812 // SQL 813 pw.print(sqliteAllocated); pw.print(','); 814 pw.print(stats.memoryUsed / 1024); pw.print(','); 815 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 816 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 817 for (int i = 0; i < stats.dbStats.size(); i++) { 818 DbStats dbStats = stats.dbStats.get(i); 819 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 820 dbStats.lookaside, dbStats.cache, dbStats.dbName); 821 pw.print(','); 822 } 823 824 return; 825 } 826 827 // otherwise, show human-readable format 828 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 829 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 830 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 831 nativeAllocated + dalvikAllocated); 832 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 833 nativeFree + dalvikFree); 834 835 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 836 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 837 838 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 839 nativeShared + dalvikShared + otherShared); 840 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 841 nativePrivate + dalvikPrivate + otherPrivate); 842 843 pw.println(" "); 844 pw.println(" Objects"); 845 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 846 viewRootInstanceCount); 847 848 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 849 "Activities:", activityInstanceCount); 850 851 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 852 "AssetManagers:", globalAssetManagerCount); 853 854 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 855 "Proxy Binders:", binderProxyObjectCount); 856 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 857 858 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 859 860 // SQLite mem info 861 pw.println(" "); 862 pw.println(" SQL"); 863 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 864 stats.memoryUsed / 1024); 865 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 866 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 867 pw.println(" "); 868 int N = stats.dbStats.size(); 869 if (N > 0) { 870 pw.println(" DATABASES"); 871 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 872 "Dbname"); 873 for (int i = 0; i < N; i++) { 874 DbStats dbStats = stats.dbStats.get(i); 875 printRow(pw, DB_INFO_FORMAT, 876 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 877 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 878 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 879 dbStats.cache, dbStats.dbName); 880 } 881 } 882 883 // Asset details. 884 String assetAlloc = AssetManager.getAssetAllocations(); 885 if (assetAlloc != null) { 886 pw.println(" "); 887 pw.println(" Asset Allocations"); 888 pw.print(assetAlloc); 889 } 890 } 891 892 private void printRow(PrintWriter pw, String format, Object...objs) { 893 pw.println(String.format(format, objs)); 894 } 895 } 896 897 private final class H extends Handler { 898 public static final int LAUNCH_ACTIVITY = 100; 899 public static final int PAUSE_ACTIVITY = 101; 900 public static final int PAUSE_ACTIVITY_FINISHING= 102; 901 public static final int STOP_ACTIVITY_SHOW = 103; 902 public static final int STOP_ACTIVITY_HIDE = 104; 903 public static final int SHOW_WINDOW = 105; 904 public static final int HIDE_WINDOW = 106; 905 public static final int RESUME_ACTIVITY = 107; 906 public static final int SEND_RESULT = 108; 907 public static final int DESTROY_ACTIVITY = 109; 908 public static final int BIND_APPLICATION = 110; 909 public static final int EXIT_APPLICATION = 111; 910 public static final int NEW_INTENT = 112; 911 public static final int RECEIVER = 113; 912 public static final int CREATE_SERVICE = 114; 913 public static final int SERVICE_ARGS = 115; 914 public static final int STOP_SERVICE = 116; 915 public static final int REQUEST_THUMBNAIL = 117; 916 public static final int CONFIGURATION_CHANGED = 118; 917 public static final int CLEAN_UP_CONTEXT = 119; 918 public static final int GC_WHEN_IDLE = 120; 919 public static final int BIND_SERVICE = 121; 920 public static final int UNBIND_SERVICE = 122; 921 public static final int DUMP_SERVICE = 123; 922 public static final int LOW_MEMORY = 124; 923 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 924 public static final int RELAUNCH_ACTIVITY = 126; 925 public static final int PROFILER_CONTROL = 127; 926 public static final int CREATE_BACKUP_AGENT = 128; 927 public static final int DESTROY_BACKUP_AGENT = 129; 928 public static final int SUICIDE = 130; 929 public static final int REMOVE_PROVIDER = 131; 930 public static final int ENABLE_JIT = 132; 931 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 932 public static final int SCHEDULE_CRASH = 134; 933 public static final int DUMP_HEAP = 135; 934 public static final int DUMP_ACTIVITY = 136; 935 String codeToString(int code) { 936 if (DEBUG_MESSAGES) { 937 switch (code) { 938 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 939 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 940 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 941 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 942 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 943 case SHOW_WINDOW: return "SHOW_WINDOW"; 944 case HIDE_WINDOW: return "HIDE_WINDOW"; 945 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 946 case SEND_RESULT: return "SEND_RESULT"; 947 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 948 case BIND_APPLICATION: return "BIND_APPLICATION"; 949 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 950 case NEW_INTENT: return "NEW_INTENT"; 951 case RECEIVER: return "RECEIVER"; 952 case CREATE_SERVICE: return "CREATE_SERVICE"; 953 case SERVICE_ARGS: return "SERVICE_ARGS"; 954 case STOP_SERVICE: return "STOP_SERVICE"; 955 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 956 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 957 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 958 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 959 case BIND_SERVICE: return "BIND_SERVICE"; 960 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 961 case DUMP_SERVICE: return "DUMP_SERVICE"; 962 case LOW_MEMORY: return "LOW_MEMORY"; 963 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 964 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 965 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 966 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 967 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 968 case SUICIDE: return "SUICIDE"; 969 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 970 case ENABLE_JIT: return "ENABLE_JIT"; 971 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 972 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 973 case DUMP_HEAP: return "DUMP_HEAP"; 974 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 975 } 976 } 977 return "(unknown)"; 978 } 979 public void handleMessage(Message msg) { 980 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 981 switch (msg.what) { 982 case LAUNCH_ACTIVITY: { 983 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 984 985 r.packageInfo = getPackageInfoNoCheck( 986 r.activityInfo.applicationInfo); 987 handleLaunchActivity(r, null); 988 } break; 989 case RELAUNCH_ACTIVITY: { 990 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 991 handleRelaunchActivity(r); 992 } break; 993 case PAUSE_ACTIVITY: 994 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 995 maybeSnapshot(); 996 break; 997 case PAUSE_ACTIVITY_FINISHING: 998 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 999 break; 1000 case STOP_ACTIVITY_SHOW: 1001 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 1002 break; 1003 case STOP_ACTIVITY_HIDE: 1004 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 1005 break; 1006 case SHOW_WINDOW: 1007 handleWindowVisibility((IBinder)msg.obj, true); 1008 break; 1009 case HIDE_WINDOW: 1010 handleWindowVisibility((IBinder)msg.obj, false); 1011 break; 1012 case RESUME_ACTIVITY: 1013 handleResumeActivity((IBinder)msg.obj, true, 1014 msg.arg1 != 0); 1015 break; 1016 case SEND_RESULT: 1017 handleSendResult((ResultData)msg.obj); 1018 break; 1019 case DESTROY_ACTIVITY: 1020 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1021 msg.arg2, false); 1022 break; 1023 case BIND_APPLICATION: 1024 AppBindData data = (AppBindData)msg.obj; 1025 handleBindApplication(data); 1026 break; 1027 case EXIT_APPLICATION: 1028 if (mInitialApplication != null) { 1029 mInitialApplication.onTerminate(); 1030 } 1031 Looper.myLooper().quit(); 1032 break; 1033 case NEW_INTENT: 1034 handleNewIntent((NewIntentData)msg.obj); 1035 break; 1036 case RECEIVER: 1037 handleReceiver((ReceiverData)msg.obj); 1038 maybeSnapshot(); 1039 break; 1040 case CREATE_SERVICE: 1041 handleCreateService((CreateServiceData)msg.obj); 1042 break; 1043 case BIND_SERVICE: 1044 handleBindService((BindServiceData)msg.obj); 1045 break; 1046 case UNBIND_SERVICE: 1047 handleUnbindService((BindServiceData)msg.obj); 1048 break; 1049 case SERVICE_ARGS: 1050 handleServiceArgs((ServiceArgsData)msg.obj); 1051 break; 1052 case STOP_SERVICE: 1053 handleStopService((IBinder)msg.obj); 1054 maybeSnapshot(); 1055 break; 1056 case REQUEST_THUMBNAIL: 1057 handleRequestThumbnail((IBinder)msg.obj); 1058 break; 1059 case CONFIGURATION_CHANGED: 1060 handleConfigurationChanged((Configuration)msg.obj); 1061 break; 1062 case CLEAN_UP_CONTEXT: 1063 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1064 cci.context.performFinalCleanup(cci.who, cci.what); 1065 break; 1066 case GC_WHEN_IDLE: 1067 scheduleGcIdler(); 1068 break; 1069 case DUMP_SERVICE: 1070 handleDumpService((DumpComponentInfo)msg.obj); 1071 break; 1072 case LOW_MEMORY: 1073 handleLowMemory(); 1074 break; 1075 case ACTIVITY_CONFIGURATION_CHANGED: 1076 handleActivityConfigurationChanged((IBinder)msg.obj); 1077 break; 1078 case PROFILER_CONTROL: 1079 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1080 break; 1081 case CREATE_BACKUP_AGENT: 1082 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1083 break; 1084 case DESTROY_BACKUP_AGENT: 1085 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1086 break; 1087 case SUICIDE: 1088 Process.killProcess(Process.myPid()); 1089 break; 1090 case REMOVE_PROVIDER: 1091 completeRemoveProvider((IContentProvider)msg.obj); 1092 break; 1093 case ENABLE_JIT: 1094 ensureJitEnabled(); 1095 break; 1096 case DISPATCH_PACKAGE_BROADCAST: 1097 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1098 break; 1099 case SCHEDULE_CRASH: 1100 throw new RemoteServiceException((String)msg.obj); 1101 case DUMP_HEAP: 1102 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1103 break; 1104 case DUMP_ACTIVITY: 1105 handleDumpActivity((DumpComponentInfo)msg.obj); 1106 break; 1107 } 1108 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1109 } 1110 1111 void maybeSnapshot() { 1112 if (mBoundApplication != null) { 1113 // convert the *private* ActivityThread.PackageInfo to *public* known 1114 // android.content.pm.PackageInfo 1115 String packageName = mBoundApplication.info.mPackageName; 1116 android.content.pm.PackageInfo packageInfo = null; 1117 try { 1118 Context context = getSystemContext(); 1119 if(context == null) { 1120 Log.e(TAG, "cannot get a valid context"); 1121 return; 1122 } 1123 PackageManager pm = context.getPackageManager(); 1124 if(pm == null) { 1125 Log.e(TAG, "cannot get a valid PackageManager"); 1126 return; 1127 } 1128 packageInfo = pm.getPackageInfo( 1129 packageName, PackageManager.GET_ACTIVITIES); 1130 } catch (NameNotFoundException e) { 1131 Log.e(TAG, "cannot get package info for " + packageName, e); 1132 } 1133 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1134 } 1135 } 1136 } 1137 1138 private final class Idler implements MessageQueue.IdleHandler { 1139 public final boolean queueIdle() { 1140 ActivityClientRecord a = mNewActivities; 1141 if (a != null) { 1142 mNewActivities = null; 1143 IActivityManager am = ActivityManagerNative.getDefault(); 1144 ActivityClientRecord prev; 1145 do { 1146 if (localLOGV) Slog.v( 1147 TAG, "Reporting idle of " + a + 1148 " finished=" + 1149 (a.activity != null ? a.activity.mFinished : false)); 1150 if (a.activity != null && !a.activity.mFinished) { 1151 try { 1152 am.activityIdle(a.token, a.createdConfig); 1153 a.createdConfig = null; 1154 } catch (RemoteException ex) { 1155 } 1156 } 1157 prev = a; 1158 a = a.nextIdle; 1159 prev.nextIdle = null; 1160 } while (a != null); 1161 } 1162 ensureJitEnabled(); 1163 return false; 1164 } 1165 } 1166 1167 final class GcIdler implements MessageQueue.IdleHandler { 1168 public final boolean queueIdle() { 1169 doGcIfNeeded(); 1170 return false; 1171 } 1172 } 1173 1174 private final static class ResourcesKey { 1175 final private String mResDir; 1176 final private float mScale; 1177 final private int mHash; 1178 1179 ResourcesKey(String resDir, float scale) { 1180 mResDir = resDir; 1181 mScale = scale; 1182 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1183 } 1184 1185 @Override 1186 public int hashCode() { 1187 return mHash; 1188 } 1189 1190 @Override 1191 public boolean equals(Object obj) { 1192 if (!(obj instanceof ResourcesKey)) { 1193 return false; 1194 } 1195 ResourcesKey peer = (ResourcesKey) obj; 1196 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1197 } 1198 } 1199 1200 public static final ActivityThread currentActivityThread() { 1201 return sThreadLocal.get(); 1202 } 1203 1204 public static final String currentPackageName() { 1205 ActivityThread am = currentActivityThread(); 1206 return (am != null && am.mBoundApplication != null) 1207 ? am.mBoundApplication.processName : null; 1208 } 1209 1210 public static final Application currentApplication() { 1211 ActivityThread am = currentActivityThread(); 1212 return am != null ? am.mInitialApplication : null; 1213 } 1214 1215 public static IPackageManager getPackageManager() { 1216 if (sPackageManager != null) { 1217 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1218 return sPackageManager; 1219 } 1220 IBinder b = ServiceManager.getService("package"); 1221 //Slog.v("PackageManager", "default service binder = " + b); 1222 sPackageManager = IPackageManager.Stub.asInterface(b); 1223 //Slog.v("PackageManager", "default service = " + sPackageManager); 1224 return sPackageManager; 1225 } 1226 1227 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1228 if (mDisplayMetrics != null && !forceUpdate) { 1229 return mDisplayMetrics; 1230 } 1231 if (mDisplay == null) { 1232 WindowManager wm = WindowManagerImpl.getDefault(); 1233 mDisplay = wm.getDefaultDisplay(); 1234 } 1235 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1236 mDisplay.getMetrics(metrics); 1237 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1238 // + metrics.heightPixels + " den=" + metrics.density 1239 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1240 return metrics; 1241 } 1242 1243 /** 1244 * Creates the top level Resources for applications with the given compatibility info. 1245 * 1246 * @param resDir the resource directory. 1247 * @param compInfo the compability info. It will use the default compatibility info when it's 1248 * null. 1249 */ 1250 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1251 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1252 Resources r; 1253 synchronized (mPackages) { 1254 // Resources is app scale dependent. 1255 if (false) { 1256 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1257 + compInfo.applicationScale); 1258 } 1259 WeakReference<Resources> wr = mActiveResources.get(key); 1260 r = wr != null ? wr.get() : null; 1261 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1262 if (r != null && r.getAssets().isUpToDate()) { 1263 if (false) { 1264 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1265 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1266 } 1267 return r; 1268 } 1269 } 1270 1271 //if (r != null) { 1272 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1273 // + r + " " + resDir); 1274 //} 1275 1276 AssetManager assets = new AssetManager(); 1277 if (assets.addAssetPath(resDir) == 0) { 1278 return null; 1279 } 1280 1281 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1282 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1283 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1284 if (false) { 1285 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1286 + r.getConfiguration() + " appScale=" 1287 + r.getCompatibilityInfo().applicationScale); 1288 } 1289 1290 synchronized (mPackages) { 1291 WeakReference<Resources> wr = mActiveResources.get(key); 1292 Resources existing = wr != null ? wr.get() : null; 1293 if (existing != null && existing.getAssets().isUpToDate()) { 1294 // Someone else already created the resources while we were 1295 // unlocked; go ahead and use theirs. 1296 r.getAssets().close(); 1297 return existing; 1298 } 1299 1300 // XXX need to remove entries when weak references go away 1301 mActiveResources.put(key, new WeakReference<Resources>(r)); 1302 return r; 1303 } 1304 } 1305 1306 /** 1307 * Creates the top level resources for the given package. 1308 */ 1309 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1310 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1311 } 1312 1313 final Handler getHandler() { 1314 return mH; 1315 } 1316 1317 public final LoadedApk getPackageInfo(String packageName, int flags) { 1318 synchronized (mPackages) { 1319 WeakReference<LoadedApk> ref; 1320 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1321 ref = mPackages.get(packageName); 1322 } else { 1323 ref = mResourcePackages.get(packageName); 1324 } 1325 LoadedApk packageInfo = ref != null ? ref.get() : null; 1326 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1327 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1328 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1329 if (packageInfo != null && (packageInfo.mResources == null 1330 || packageInfo.mResources.getAssets().isUpToDate())) { 1331 if (packageInfo.isSecurityViolation() 1332 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1333 throw new SecurityException( 1334 "Requesting code from " + packageName 1335 + " to be run in process " 1336 + mBoundApplication.processName 1337 + "/" + mBoundApplication.appInfo.uid); 1338 } 1339 return packageInfo; 1340 } 1341 } 1342 1343 ApplicationInfo ai = null; 1344 try { 1345 ai = getPackageManager().getApplicationInfo(packageName, 1346 PackageManager.GET_SHARED_LIBRARY_FILES); 1347 } catch (RemoteException e) { 1348 } 1349 1350 if (ai != null) { 1351 return getPackageInfo(ai, flags); 1352 } 1353 1354 return null; 1355 } 1356 1357 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1358 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1359 boolean securityViolation = includeCode && ai.uid != 0 1360 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1361 ? ai.uid != mBoundApplication.appInfo.uid : true); 1362 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1363 |Context.CONTEXT_IGNORE_SECURITY)) 1364 == Context.CONTEXT_INCLUDE_CODE) { 1365 if (securityViolation) { 1366 String msg = "Requesting code from " + ai.packageName 1367 + " (with uid " + ai.uid + ")"; 1368 if (mBoundApplication != null) { 1369 msg = msg + " to be run in process " 1370 + mBoundApplication.processName + " (with uid " 1371 + mBoundApplication.appInfo.uid + ")"; 1372 } 1373 throw new SecurityException(msg); 1374 } 1375 } 1376 return getPackageInfo(ai, null, securityViolation, includeCode); 1377 } 1378 1379 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1380 return getPackageInfo(ai, null, false, true); 1381 } 1382 1383 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1384 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1385 synchronized (mPackages) { 1386 WeakReference<LoadedApk> ref; 1387 if (includeCode) { 1388 ref = mPackages.get(aInfo.packageName); 1389 } else { 1390 ref = mResourcePackages.get(aInfo.packageName); 1391 } 1392 LoadedApk packageInfo = ref != null ? ref.get() : null; 1393 if (packageInfo == null || (packageInfo.mResources != null 1394 && !packageInfo.mResources.getAssets().isUpToDate())) { 1395 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1396 : "Loading resource-only package ") + aInfo.packageName 1397 + " (in " + (mBoundApplication != null 1398 ? mBoundApplication.processName : null) 1399 + ")"); 1400 packageInfo = 1401 new LoadedApk(this, aInfo, this, baseLoader, 1402 securityViolation, includeCode && 1403 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1404 if (includeCode) { 1405 mPackages.put(aInfo.packageName, 1406 new WeakReference<LoadedApk>(packageInfo)); 1407 } else { 1408 mResourcePackages.put(aInfo.packageName, 1409 new WeakReference<LoadedApk>(packageInfo)); 1410 } 1411 } 1412 return packageInfo; 1413 } 1414 } 1415 1416 ActivityThread() { 1417 } 1418 1419 public ApplicationThread getApplicationThread() 1420 { 1421 return mAppThread; 1422 } 1423 1424 public Instrumentation getInstrumentation() 1425 { 1426 return mInstrumentation; 1427 } 1428 1429 public Configuration getConfiguration() { 1430 return mConfiguration; 1431 } 1432 1433 public boolean isProfiling() { 1434 return mBoundApplication != null && mBoundApplication.profileFile != null; 1435 } 1436 1437 public String getProfileFilePath() { 1438 return mBoundApplication.profileFile; 1439 } 1440 1441 public Looper getLooper() { 1442 return mLooper; 1443 } 1444 1445 public Application getApplication() { 1446 return mInitialApplication; 1447 } 1448 1449 public String getProcessName() { 1450 return mBoundApplication.processName; 1451 } 1452 1453 public ContextImpl getSystemContext() { 1454 synchronized (this) { 1455 if (mSystemContext == null) { 1456 ContextImpl context = 1457 ContextImpl.createSystemContext(this); 1458 LoadedApk info = new LoadedApk(this, "android", context, null); 1459 context.init(info, null, this); 1460 context.getResources().updateConfiguration( 1461 getConfiguration(), getDisplayMetricsLocked(false)); 1462 mSystemContext = context; 1463 //Slog.i(TAG, "Created system resources " + context.getResources() 1464 // + ": " + context.getResources().getConfiguration()); 1465 } 1466 } 1467 return mSystemContext; 1468 } 1469 1470 public void installSystemApplicationInfo(ApplicationInfo info) { 1471 synchronized (this) { 1472 ContextImpl context = getSystemContext(); 1473 context.init(new LoadedApk(this, "android", context, info), null, this); 1474 } 1475 } 1476 1477 void ensureJitEnabled() { 1478 if (!mJitEnabled) { 1479 mJitEnabled = true; 1480 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1481 } 1482 } 1483 1484 void scheduleGcIdler() { 1485 if (!mGcIdlerScheduled) { 1486 mGcIdlerScheduled = true; 1487 Looper.myQueue().addIdleHandler(mGcIdler); 1488 } 1489 mH.removeMessages(H.GC_WHEN_IDLE); 1490 } 1491 1492 void unscheduleGcIdler() { 1493 if (mGcIdlerScheduled) { 1494 mGcIdlerScheduled = false; 1495 Looper.myQueue().removeIdleHandler(mGcIdler); 1496 } 1497 mH.removeMessages(H.GC_WHEN_IDLE); 1498 } 1499 1500 void doGcIfNeeded() { 1501 mGcIdlerScheduled = false; 1502 final long now = SystemClock.uptimeMillis(); 1503 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1504 // + "m now=" + now); 1505 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1506 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1507 BinderInternal.forceGc("bg"); 1508 } 1509 } 1510 1511 public void registerOnActivityPausedListener(Activity activity, 1512 OnActivityPausedListener listener) { 1513 synchronized (mOnPauseListeners) { 1514 ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity); 1515 if (list == null) { 1516 list = new ArrayList<OnActivityPausedListener>(); 1517 mOnPauseListeners.put(activity, list); 1518 } 1519 list.add(listener); 1520 } 1521 } 1522 1523 public final ActivityInfo resolveActivityInfo(Intent intent) { 1524 ActivityInfo aInfo = intent.resolveActivityInfo( 1525 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1526 if (aInfo == null) { 1527 // Throw an exception. 1528 Instrumentation.checkStartActivityResult( 1529 IActivityManager.START_CLASS_NOT_FOUND, intent); 1530 } 1531 return aInfo; 1532 } 1533 1534 public final Activity startActivityNow(Activity parent, String id, 1535 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1536 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1537 ActivityClientRecord r = new ActivityClientRecord(); 1538 r.token = token; 1539 r.ident = 0; 1540 r.intent = intent; 1541 r.state = state; 1542 r.parent = parent; 1543 r.embeddedID = id; 1544 r.activityInfo = activityInfo; 1545 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1546 if (localLOGV) { 1547 ComponentName compname = intent.getComponent(); 1548 String name; 1549 if (compname != null) { 1550 name = compname.toShortString(); 1551 } else { 1552 name = "(Intent " + intent + ").getComponent() returned null"; 1553 } 1554 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1555 + ", comp=" + name 1556 + ", token=" + token); 1557 } 1558 return performLaunchActivity(r, null); 1559 } 1560 1561 public final Activity getActivity(IBinder token) { 1562 return mActivities.get(token).activity; 1563 } 1564 1565 public final void sendActivityResult( 1566 IBinder token, String id, int requestCode, 1567 int resultCode, Intent data) { 1568 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1569 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1570 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1571 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1572 mAppThread.scheduleSendResult(token, list); 1573 } 1574 1575 // if the thread hasn't started yet, we don't have the handler, so just 1576 // save the messages until we're ready. 1577 private final void queueOrSendMessage(int what, Object obj) { 1578 queueOrSendMessage(what, obj, 0, 0); 1579 } 1580 1581 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1582 queueOrSendMessage(what, obj, arg1, 0); 1583 } 1584 1585 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1586 synchronized (this) { 1587 if (DEBUG_MESSAGES) Slog.v( 1588 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1589 + ": " + arg1 + " / " + obj); 1590 Message msg = Message.obtain(); 1591 msg.what = what; 1592 msg.obj = obj; 1593 msg.arg1 = arg1; 1594 msg.arg2 = arg2; 1595 mH.sendMessage(msg); 1596 } 1597 } 1598 1599 final void scheduleContextCleanup(ContextImpl context, String who, 1600 String what) { 1601 ContextCleanupInfo cci = new ContextCleanupInfo(); 1602 cci.context = context; 1603 cci.who = who; 1604 cci.what = what; 1605 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1606 } 1607 1608 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1609 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1610 1611 ActivityInfo aInfo = r.activityInfo; 1612 if (r.packageInfo == null) { 1613 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1614 Context.CONTEXT_INCLUDE_CODE); 1615 } 1616 1617 ComponentName component = r.intent.getComponent(); 1618 if (component == null) { 1619 component = r.intent.resolveActivity( 1620 mInitialApplication.getPackageManager()); 1621 r.intent.setComponent(component); 1622 } 1623 1624 if (r.activityInfo.targetActivity != null) { 1625 component = new ComponentName(r.activityInfo.packageName, 1626 r.activityInfo.targetActivity); 1627 } 1628 1629 Activity activity = null; 1630 try { 1631 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1632 activity = mInstrumentation.newActivity( 1633 cl, component.getClassName(), r.intent); 1634 StrictMode.incrementExpectedActivityCount(activity.getClass()); 1635 r.intent.setExtrasClassLoader(cl); 1636 if (r.state != null) { 1637 r.state.setClassLoader(cl); 1638 } 1639 } catch (Exception e) { 1640 if (!mInstrumentation.onException(activity, e)) { 1641 throw new RuntimeException( 1642 "Unable to instantiate activity " + component 1643 + ": " + e.toString(), e); 1644 } 1645 } 1646 1647 try { 1648 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1649 1650 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1651 if (localLOGV) Slog.v( 1652 TAG, r + ": app=" + app 1653 + ", appName=" + app.getPackageName() 1654 + ", pkg=" + r.packageInfo.getPackageName() 1655 + ", comp=" + r.intent.getComponent().toShortString() 1656 + ", dir=" + r.packageInfo.getAppDir()); 1657 1658 if (activity != null) { 1659 ContextImpl appContext = new ContextImpl(); 1660 appContext.init(r.packageInfo, r.token, this); 1661 appContext.setOuterContext(activity); 1662 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1663 Configuration config = new Configuration(mConfiguration); 1664 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1665 + r.activityInfo.name + " with config " + config); 1666 activity.attach(appContext, this, getInstrumentation(), r.token, 1667 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1668 r.embeddedID, r.lastNonConfigurationInstances, config); 1669 1670 if (customIntent != null) { 1671 activity.mIntent = customIntent; 1672 } 1673 r.lastNonConfigurationInstances = null; 1674 activity.mStartedActivity = false; 1675 int theme = r.activityInfo.getThemeResource(); 1676 if (theme != 0) { 1677 activity.setTheme(theme); 1678 } 1679 1680 activity.mCalled = false; 1681 mInstrumentation.callActivityOnCreate(activity, r.state); 1682 if (!activity.mCalled) { 1683 throw new SuperNotCalledException( 1684 "Activity " + r.intent.getComponent().toShortString() + 1685 " did not call through to super.onCreate()"); 1686 } 1687 r.activity = activity; 1688 r.stopped = true; 1689 if (!r.activity.mFinished) { 1690 activity.performStart(); 1691 r.stopped = false; 1692 } 1693 if (!r.activity.mFinished) { 1694 if (r.state != null) { 1695 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1696 } 1697 } 1698 if (!r.activity.mFinished) { 1699 activity.mCalled = false; 1700 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1701 if (!activity.mCalled) { 1702 throw new SuperNotCalledException( 1703 "Activity " + r.intent.getComponent().toShortString() + 1704 " did not call through to super.onPostCreate()"); 1705 } 1706 } 1707 } 1708 r.paused = true; 1709 1710 mActivities.put(r.token, r); 1711 1712 } catch (SuperNotCalledException e) { 1713 throw e; 1714 1715 } catch (Exception e) { 1716 if (!mInstrumentation.onException(activity, e)) { 1717 throw new RuntimeException( 1718 "Unable to start activity " + component 1719 + ": " + e.toString(), e); 1720 } 1721 } 1722 1723 return activity; 1724 } 1725 1726 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1727 // If we are getting ready to gc after going to the background, well 1728 // we are back active so skip it. 1729 unscheduleGcIdler(); 1730 1731 if (localLOGV) Slog.v( 1732 TAG, "Handling launch of " + r); 1733 Activity a = performLaunchActivity(r, customIntent); 1734 1735 if (a != null) { 1736 r.createdConfig = new Configuration(mConfiguration); 1737 Bundle oldState = r.state; 1738 handleResumeActivity(r.token, false, r.isForward); 1739 1740 if (!r.activity.mFinished && r.startsNotResumed) { 1741 // The activity manager actually wants this one to start out 1742 // paused, because it needs to be visible but isn't in the 1743 // foreground. We accomplish this by going through the 1744 // normal startup (because activities expect to go through 1745 // onResume() the first time they run, before their window 1746 // is displayed), and then pausing it. However, in this case 1747 // we do -not- need to do the full pause cycle (of freezing 1748 // and such) because the activity manager assumes it can just 1749 // retain the current state it has. 1750 try { 1751 r.activity.mCalled = false; 1752 mInstrumentation.callActivityOnPause(r.activity); 1753 // We need to keep around the original state, in case 1754 // we need to be created again. 1755 r.state = oldState; 1756 if (!r.activity.mCalled) { 1757 throw new SuperNotCalledException( 1758 "Activity " + r.intent.getComponent().toShortString() + 1759 " did not call through to super.onPause()"); 1760 } 1761 1762 } catch (SuperNotCalledException e) { 1763 throw e; 1764 1765 } catch (Exception e) { 1766 if (!mInstrumentation.onException(r.activity, e)) { 1767 throw new RuntimeException( 1768 "Unable to pause activity " 1769 + r.intent.getComponent().toShortString() 1770 + ": " + e.toString(), e); 1771 } 1772 } 1773 r.paused = true; 1774 } 1775 } else { 1776 // If there was an error, for any reason, tell the activity 1777 // manager to stop us. 1778 try { 1779 ActivityManagerNative.getDefault() 1780 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1781 } catch (RemoteException ex) { 1782 } 1783 } 1784 } 1785 1786 private final void deliverNewIntents(ActivityClientRecord r, 1787 List<Intent> intents) { 1788 final int N = intents.size(); 1789 for (int i=0; i<N; i++) { 1790 Intent intent = intents.get(i); 1791 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1792 r.activity.mFragments.noteStateNotSaved(); 1793 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1794 } 1795 } 1796 1797 public final void performNewIntents(IBinder token, 1798 List<Intent> intents) { 1799 ActivityClientRecord r = mActivities.get(token); 1800 if (r != null) { 1801 final boolean resumed = !r.paused; 1802 if (resumed) { 1803 r.activity.mTemporaryPause = true; 1804 mInstrumentation.callActivityOnPause(r.activity); 1805 } 1806 deliverNewIntents(r, intents); 1807 if (resumed) { 1808 mInstrumentation.callActivityOnResume(r.activity); 1809 r.activity.mTemporaryPause = false; 1810 } 1811 } 1812 } 1813 1814 private final void handleNewIntent(NewIntentData data) { 1815 performNewIntents(data.token, data.intents); 1816 } 1817 1818 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1819 1820 /** 1821 * Return the Intent that's currently being handled by a 1822 * BroadcastReceiver on this thread, or null if none. 1823 * @hide 1824 */ 1825 public static Intent getIntentBeingBroadcast() { 1826 return sCurrentBroadcastIntent.get(); 1827 } 1828 1829 private final void handleReceiver(ReceiverData data) { 1830 // If we are getting ready to gc after going to the background, well 1831 // we are back active so skip it. 1832 unscheduleGcIdler(); 1833 1834 String component = data.intent.getComponent().getClassName(); 1835 1836 LoadedApk packageInfo = getPackageInfoNoCheck( 1837 data.info.applicationInfo); 1838 1839 IActivityManager mgr = ActivityManagerNative.getDefault(); 1840 1841 BroadcastReceiver receiver = null; 1842 try { 1843 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1844 data.intent.setExtrasClassLoader(cl); 1845 data.setExtrasClassLoader(cl); 1846 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1847 } catch (Exception e) { 1848 if (DEBUG_BROADCAST) Slog.i(TAG, 1849 "Finishing failed broadcast to " + data.intent.getComponent()); 1850 data.sendFinished(mgr); 1851 throw new RuntimeException( 1852 "Unable to instantiate receiver " + component 1853 + ": " + e.toString(), e); 1854 } 1855 1856 try { 1857 Application app = packageInfo.makeApplication(false, mInstrumentation); 1858 1859 if (localLOGV) Slog.v( 1860 TAG, "Performing receive of " + data.intent 1861 + ": app=" + app 1862 + ", appName=" + app.getPackageName() 1863 + ", pkg=" + packageInfo.getPackageName() 1864 + ", comp=" + data.intent.getComponent().toShortString() 1865 + ", dir=" + packageInfo.getAppDir()); 1866 1867 ContextImpl context = (ContextImpl)app.getBaseContext(); 1868 sCurrentBroadcastIntent.set(data.intent); 1869 receiver.setPendingResult(data); 1870 receiver.onReceive(context.getReceiverRestrictedContext(), 1871 data.intent); 1872 } catch (Exception e) { 1873 if (DEBUG_BROADCAST) Slog.i(TAG, 1874 "Finishing failed broadcast to " + data.intent.getComponent()); 1875 data.sendFinished(mgr); 1876 if (!mInstrumentation.onException(receiver, e)) { 1877 throw new RuntimeException( 1878 "Unable to start receiver " + component 1879 + ": " + e.toString(), e); 1880 } 1881 } finally { 1882 sCurrentBroadcastIntent.set(null); 1883 } 1884 1885 if (receiver.getPendingResult() != null) { 1886 data.finish(); 1887 } 1888 } 1889 1890 // Instantiate a BackupAgent and tell it that it's alive 1891 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1892 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1893 1894 // no longer idle; we have backup work to do 1895 unscheduleGcIdler(); 1896 1897 // instantiate the BackupAgent class named in the manifest 1898 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1899 String packageName = packageInfo.mPackageName; 1900 if (mBackupAgents.get(packageName) != null) { 1901 Slog.d(TAG, "BackupAgent " + " for " + packageName 1902 + " already exists"); 1903 return; 1904 } 1905 1906 BackupAgent agent = null; 1907 String classname = data.appInfo.backupAgentName; 1908 if (classname == null) { 1909 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1910 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1911 + packageName); 1912 return; 1913 } 1914 classname = "android.app.FullBackupAgent"; 1915 } 1916 try { 1917 IBinder binder = null; 1918 try { 1919 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1920 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1921 1922 // set up the agent's context 1923 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1924 + data.appInfo.backupAgentName); 1925 1926 ContextImpl context = new ContextImpl(); 1927 context.init(packageInfo, null, this); 1928 context.setOuterContext(agent); 1929 agent.attach(context); 1930 1931 agent.onCreate(); 1932 binder = agent.onBind(); 1933 mBackupAgents.put(packageName, agent); 1934 } catch (Exception e) { 1935 // If this is during restore, fail silently; otherwise go 1936 // ahead and let the user see the crash. 1937 Slog.e(TAG, "Agent threw during creation: " + e); 1938 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1939 throw e; 1940 } 1941 // falling through with 'binder' still null 1942 } 1943 1944 // tell the OS that we're live now 1945 try { 1946 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1947 } catch (RemoteException e) { 1948 // nothing to do. 1949 } 1950 } catch (Exception e) { 1951 throw new RuntimeException("Unable to create BackupAgent " 1952 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1953 } 1954 } 1955 1956 // Tear down a BackupAgent 1957 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1958 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1959 1960 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1961 String packageName = packageInfo.mPackageName; 1962 BackupAgent agent = mBackupAgents.get(packageName); 1963 if (agent != null) { 1964 try { 1965 agent.onDestroy(); 1966 } catch (Exception e) { 1967 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1968 e.printStackTrace(); 1969 } 1970 mBackupAgents.remove(packageName); 1971 } else { 1972 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1973 } 1974 } 1975 1976 private final void handleCreateService(CreateServiceData data) { 1977 // If we are getting ready to gc after going to the background, well 1978 // we are back active so skip it. 1979 unscheduleGcIdler(); 1980 1981 LoadedApk packageInfo = getPackageInfoNoCheck( 1982 data.info.applicationInfo); 1983 Service service = null; 1984 try { 1985 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1986 service = (Service) cl.loadClass(data.info.name).newInstance(); 1987 } catch (Exception e) { 1988 if (!mInstrumentation.onException(service, e)) { 1989 throw new RuntimeException( 1990 "Unable to instantiate service " + data.info.name 1991 + ": " + e.toString(), e); 1992 } 1993 } 1994 1995 try { 1996 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1997 1998 ContextImpl context = new ContextImpl(); 1999 context.init(packageInfo, null, this); 2000 2001 Application app = packageInfo.makeApplication(false, mInstrumentation); 2002 context.setOuterContext(service); 2003 service.attach(context, this, data.info.name, data.token, app, 2004 ActivityManagerNative.getDefault()); 2005 service.onCreate(); 2006 mServices.put(data.token, service); 2007 try { 2008 ActivityManagerNative.getDefault().serviceDoneExecuting( 2009 data.token, 0, 0, 0); 2010 } catch (RemoteException e) { 2011 // nothing to do. 2012 } 2013 } catch (Exception e) { 2014 if (!mInstrumentation.onException(service, e)) { 2015 throw new RuntimeException( 2016 "Unable to create service " + data.info.name 2017 + ": " + e.toString(), e); 2018 } 2019 } 2020 } 2021 2022 private final void handleBindService(BindServiceData data) { 2023 Service s = mServices.get(data.token); 2024 if (s != null) { 2025 try { 2026 data.intent.setExtrasClassLoader(s.getClassLoader()); 2027 try { 2028 if (!data.rebind) { 2029 IBinder binder = s.onBind(data.intent); 2030 ActivityManagerNative.getDefault().publishService( 2031 data.token, data.intent, binder); 2032 } else { 2033 s.onRebind(data.intent); 2034 ActivityManagerNative.getDefault().serviceDoneExecuting( 2035 data.token, 0, 0, 0); 2036 } 2037 ensureJitEnabled(); 2038 } catch (RemoteException ex) { 2039 } 2040 } catch (Exception e) { 2041 if (!mInstrumentation.onException(s, e)) { 2042 throw new RuntimeException( 2043 "Unable to bind to service " + s 2044 + " with " + data.intent + ": " + e.toString(), e); 2045 } 2046 } 2047 } 2048 } 2049 2050 private final void handleUnbindService(BindServiceData data) { 2051 Service s = mServices.get(data.token); 2052 if (s != null) { 2053 try { 2054 data.intent.setExtrasClassLoader(s.getClassLoader()); 2055 boolean doRebind = s.onUnbind(data.intent); 2056 try { 2057 if (doRebind) { 2058 ActivityManagerNative.getDefault().unbindFinished( 2059 data.token, data.intent, doRebind); 2060 } else { 2061 ActivityManagerNative.getDefault().serviceDoneExecuting( 2062 data.token, 0, 0, 0); 2063 } 2064 } catch (RemoteException ex) { 2065 } 2066 } catch (Exception e) { 2067 if (!mInstrumentation.onException(s, e)) { 2068 throw new RuntimeException( 2069 "Unable to unbind to service " + s 2070 + " with " + data.intent + ": " + e.toString(), e); 2071 } 2072 } 2073 } 2074 } 2075 2076 private void handleDumpService(DumpComponentInfo info) { 2077 try { 2078 Service s = mServices.get(info.token); 2079 if (s != null) { 2080 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2081 s.dump(info.fd, pw, info.args); 2082 pw.close(); 2083 } 2084 } finally { 2085 synchronized (info) { 2086 info.dumped = true; 2087 info.notifyAll(); 2088 } 2089 } 2090 } 2091 2092 private void handleDumpActivity(DumpComponentInfo info) { 2093 try { 2094 ActivityClientRecord r = mActivities.get(info.token); 2095 if (r != null && r.activity != null) { 2096 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2097 r.activity.dump(info.prefix, info.fd, pw, info.args); 2098 pw.close(); 2099 } 2100 } finally { 2101 synchronized (info) { 2102 info.dumped = true; 2103 info.notifyAll(); 2104 } 2105 } 2106 } 2107 2108 private final void handleServiceArgs(ServiceArgsData data) { 2109 Service s = mServices.get(data.token); 2110 if (s != null) { 2111 try { 2112 if (data.args != null) { 2113 data.args.setExtrasClassLoader(s.getClassLoader()); 2114 } 2115 int res = s.onStartCommand(data.args, data.flags, data.startId); 2116 2117 QueuedWork.waitToFinish(); 2118 2119 try { 2120 ActivityManagerNative.getDefault().serviceDoneExecuting( 2121 data.token, 1, data.startId, res); 2122 } catch (RemoteException e) { 2123 // nothing to do. 2124 } 2125 ensureJitEnabled(); 2126 } catch (Exception e) { 2127 if (!mInstrumentation.onException(s, e)) { 2128 throw new RuntimeException( 2129 "Unable to start service " + s 2130 + " with " + data.args + ": " + e.toString(), e); 2131 } 2132 } 2133 } 2134 } 2135 2136 private final void handleStopService(IBinder token) { 2137 Service s = mServices.remove(token); 2138 if (s != null) { 2139 try { 2140 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2141 s.onDestroy(); 2142 Context context = s.getBaseContext(); 2143 if (context instanceof ContextImpl) { 2144 final String who = s.getClassName(); 2145 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2146 } 2147 2148 QueuedWork.waitToFinish(); 2149 2150 try { 2151 ActivityManagerNative.getDefault().serviceDoneExecuting( 2152 token, 0, 0, 0); 2153 } catch (RemoteException e) { 2154 // nothing to do. 2155 } 2156 } catch (Exception e) { 2157 if (!mInstrumentation.onException(s, e)) { 2158 throw new RuntimeException( 2159 "Unable to stop service " + s 2160 + ": " + e.toString(), e); 2161 } 2162 } 2163 } 2164 //Slog.i(TAG, "Running services: " + mServices); 2165 } 2166 2167 public final ActivityClientRecord performResumeActivity(IBinder token, 2168 boolean clearHide) { 2169 ActivityClientRecord r = mActivities.get(token); 2170 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2171 + " finished=" + r.activity.mFinished); 2172 if (r != null && !r.activity.mFinished) { 2173 if (clearHide) { 2174 r.hideForNow = false; 2175 r.activity.mStartedActivity = false; 2176 } 2177 try { 2178 if (r.pendingIntents != null) { 2179 deliverNewIntents(r, r.pendingIntents); 2180 r.pendingIntents = null; 2181 } 2182 if (r.pendingResults != null) { 2183 deliverResults(r, r.pendingResults); 2184 r.pendingResults = null; 2185 } 2186 r.activity.performResume(); 2187 2188 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2189 r.activity.getComponentName().getClassName()); 2190 2191 r.paused = false; 2192 r.stopped = false; 2193 r.state = null; 2194 } catch (Exception e) { 2195 if (!mInstrumentation.onException(r.activity, e)) { 2196 throw new RuntimeException( 2197 "Unable to resume activity " 2198 + r.intent.getComponent().toShortString() 2199 + ": " + e.toString(), e); 2200 } 2201 } 2202 } 2203 return r; 2204 } 2205 2206 final void cleanUpPendingRemoveWindows(ActivityClientRecord r) { 2207 if (r.mPendingRemoveWindow != null) { 2208 r.mPendingRemoveWindowManager.removeViewImmediate(r.mPendingRemoveWindow); 2209 IBinder wtoken = r.mPendingRemoveWindow.getWindowToken(); 2210 if (wtoken != null) { 2211 WindowManagerImpl.getDefault().closeAll(wtoken, 2212 r.activity.getClass().getName(), "Activity"); 2213 } 2214 } 2215 r.mPendingRemoveWindow = null; 2216 r.mPendingRemoveWindowManager = null; 2217 } 2218 2219 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2220 // If we are getting ready to gc after going to the background, well 2221 // we are back active so skip it. 2222 unscheduleGcIdler(); 2223 2224 ActivityClientRecord r = performResumeActivity(token, clearHide); 2225 2226 if (r != null) { 2227 final Activity a = r.activity; 2228 2229 if (localLOGV) Slog.v( 2230 TAG, "Resume " + r + " started activity: " + 2231 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2232 + ", finished: " + a.mFinished); 2233 2234 final int forwardBit = isForward ? 2235 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2236 2237 // If the window hasn't yet been added to the window manager, 2238 // and this guy didn't finish itself or start another activity, 2239 // then go ahead and add the window. 2240 boolean willBeVisible = !a.mStartedActivity; 2241 if (!willBeVisible) { 2242 try { 2243 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2244 a.getActivityToken()); 2245 } catch (RemoteException e) { 2246 } 2247 } 2248 if (r.window == null && !a.mFinished && willBeVisible) { 2249 r.window = r.activity.getWindow(); 2250 View decor = r.window.getDecorView(); 2251 decor.setVisibility(View.INVISIBLE); 2252 ViewManager wm = a.getWindowManager(); 2253 WindowManager.LayoutParams l = r.window.getAttributes(); 2254 a.mDecor = decor; 2255 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2256 l.softInputMode |= forwardBit; 2257 if (a.mVisibleFromClient) { 2258 a.mWindowAdded = true; 2259 wm.addView(decor, l); 2260 } 2261 2262 // If the window has already been added, but during resume 2263 // we started another activity, then don't yet make the 2264 // window visible. 2265 } else if (!willBeVisible) { 2266 if (localLOGV) Slog.v( 2267 TAG, "Launch " + r + " mStartedActivity set"); 2268 r.hideForNow = true; 2269 } 2270 2271 // Get rid of anything left hanging around. 2272 cleanUpPendingRemoveWindows(r); 2273 2274 // The window is now visible if it has been added, we are not 2275 // simply finishing, and we are not starting another activity. 2276 if (!r.activity.mFinished && willBeVisible 2277 && r.activity.mDecor != null && !r.hideForNow) { 2278 if (r.newConfig != null) { 2279 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2280 + r.activityInfo.name + " with newConfig " + r.newConfig); 2281 performConfigurationChanged(r.activity, r.newConfig); 2282 r.newConfig = null; 2283 } 2284 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2285 + isForward); 2286 WindowManager.LayoutParams l = r.window.getAttributes(); 2287 if ((l.softInputMode 2288 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2289 != forwardBit) { 2290 l.softInputMode = (l.softInputMode 2291 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2292 | forwardBit; 2293 if (r.activity.mVisibleFromClient) { 2294 ViewManager wm = a.getWindowManager(); 2295 View decor = r.window.getDecorView(); 2296 wm.updateViewLayout(decor, l); 2297 } 2298 } 2299 r.activity.mVisibleFromServer = true; 2300 mNumVisibleActivities++; 2301 if (r.activity.mVisibleFromClient) { 2302 r.activity.makeVisible(); 2303 } 2304 } 2305 2306 if (!r.onlyLocalRequest) { 2307 r.nextIdle = mNewActivities; 2308 mNewActivities = r; 2309 if (localLOGV) Slog.v( 2310 TAG, "Scheduling idle handler for " + r); 2311 Looper.myQueue().addIdleHandler(new Idler()); 2312 } 2313 r.onlyLocalRequest = false; 2314 2315 } else { 2316 // If an exception was thrown when trying to resume, then 2317 // just end this activity. 2318 try { 2319 ActivityManagerNative.getDefault() 2320 .finishActivity(token, Activity.RESULT_CANCELED, null); 2321 } catch (RemoteException ex) { 2322 } 2323 } 2324 } 2325 2326 private int mThumbnailWidth = -1; 2327 private int mThumbnailHeight = -1; 2328 private Bitmap mAvailThumbnailBitmap = null; 2329 private Canvas mThumbnailCanvas = null; 2330 2331 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2332 Bitmap thumbnail = mAvailThumbnailBitmap; 2333 try { 2334 if (thumbnail == null) { 2335 int w = mThumbnailWidth; 2336 int h; 2337 if (w < 0) { 2338 Resources res = r.activity.getResources(); 2339 mThumbnailHeight = h = 2340 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2341 2342 mThumbnailWidth = w = 2343 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2344 } else { 2345 h = mThumbnailHeight; 2346 } 2347 2348 // On platforms where we don't want thumbnails, set dims to (0,0) 2349 if ((w > 0) && (h > 0)) { 2350 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2351 thumbnail.eraseColor(0); 2352 } 2353 } 2354 2355 if (thumbnail != null) { 2356 Canvas cv = mThumbnailCanvas; 2357 if (cv == null) { 2358 mThumbnailCanvas = cv = new Canvas(); 2359 } 2360 2361 cv.setBitmap(thumbnail); 2362 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2363 mAvailThumbnailBitmap = thumbnail; 2364 thumbnail = null; 2365 } 2366 } 2367 2368 } catch (Exception e) { 2369 if (!mInstrumentation.onException(r.activity, e)) { 2370 throw new RuntimeException( 2371 "Unable to create thumbnail of " 2372 + r.intent.getComponent().toShortString() 2373 + ": " + e.toString(), e); 2374 } 2375 thumbnail = null; 2376 } 2377 2378 return thumbnail; 2379 } 2380 2381 private final void handlePauseActivity(IBinder token, boolean finished, 2382 boolean userLeaving, int configChanges) { 2383 ActivityClientRecord r = mActivities.get(token); 2384 if (r != null) { 2385 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2386 if (userLeaving) { 2387 performUserLeavingActivity(r); 2388 } 2389 2390 r.activity.mConfigChangeFlags |= configChanges; 2391 performPauseActivity(token, finished, r.isPreHoneycomb()); 2392 2393 // Make sure any pending writes are now committed. 2394 QueuedWork.waitToFinish(); 2395 2396 // Tell the activity manager we have paused. 2397 try { 2398 ActivityManagerNative.getDefault().activityPaused(token); 2399 } catch (RemoteException ex) { 2400 } 2401 } 2402 } 2403 2404 final void performUserLeavingActivity(ActivityClientRecord r) { 2405 mInstrumentation.callActivityOnUserLeaving(r.activity); 2406 } 2407 2408 final Bundle performPauseActivity(IBinder token, boolean finished, 2409 boolean saveState) { 2410 ActivityClientRecord r = mActivities.get(token); 2411 return r != null ? performPauseActivity(r, finished, saveState) : null; 2412 } 2413 2414 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2415 boolean saveState) { 2416 if (r.paused) { 2417 if (r.activity.mFinished) { 2418 // If we are finishing, we won't call onResume() in certain cases. 2419 // So here we likewise don't want to call onPause() if the activity 2420 // isn't resumed. 2421 return null; 2422 } 2423 RuntimeException e = new RuntimeException( 2424 "Performing pause of activity that is not resumed: " 2425 + r.intent.getComponent().toShortString()); 2426 Slog.e(TAG, e.getMessage(), e); 2427 } 2428 Bundle state = null; 2429 if (finished) { 2430 r.activity.mFinished = true; 2431 } 2432 try { 2433 // Next have the activity save its current state and managed dialogs... 2434 if (!r.activity.mFinished && saveState) { 2435 state = new Bundle(); 2436 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2437 r.state = state; 2438 } 2439 // Now we are idle. 2440 r.activity.mCalled = false; 2441 mInstrumentation.callActivityOnPause(r.activity); 2442 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2443 if (!r.activity.mCalled) { 2444 throw new SuperNotCalledException( 2445 "Activity " + r.intent.getComponent().toShortString() + 2446 " did not call through to super.onPause()"); 2447 } 2448 2449 } catch (SuperNotCalledException e) { 2450 throw e; 2451 2452 } catch (Exception e) { 2453 if (!mInstrumentation.onException(r.activity, e)) { 2454 throw new RuntimeException( 2455 "Unable to pause activity " 2456 + r.intent.getComponent().toShortString() 2457 + ": " + e.toString(), e); 2458 } 2459 } 2460 r.paused = true; 2461 2462 // Notify any outstanding on paused listeners 2463 ArrayList<OnActivityPausedListener> listeners; 2464 synchronized (mOnPauseListeners) { 2465 listeners = mOnPauseListeners.remove(r.activity); 2466 } 2467 int size = (listeners != null ? listeners.size() : 0); 2468 for (int i = 0; i < size; i++) { 2469 listeners.get(i).onPaused(r.activity); 2470 } 2471 2472 return state; 2473 } 2474 2475 final void performStopActivity(IBinder token, boolean saveState) { 2476 ActivityClientRecord r = mActivities.get(token); 2477 performStopActivityInner(r, null, false, saveState); 2478 } 2479 2480 private static class StopInfo { 2481 Bitmap thumbnail; 2482 CharSequence description; 2483 } 2484 2485 private final class ProviderRefCount { 2486 public int count; 2487 ProviderRefCount(int pCount) { 2488 count = pCount; 2489 } 2490 } 2491 2492 /** 2493 * Core implementation of stopping an activity. Note this is a little 2494 * tricky because the server's meaning of stop is slightly different 2495 * than our client -- for the server, stop means to save state and give 2496 * it the result when it is done, but the window may still be visible. 2497 * For the client, we want to call onStop()/onStart() to indicate when 2498 * the activity's UI visibillity changes. 2499 */ 2500 private final void performStopActivityInner(ActivityClientRecord r, 2501 StopInfo info, boolean keepShown, boolean saveState) { 2502 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2503 Bundle state = null; 2504 if (r != null) { 2505 if (!keepShown && r.stopped) { 2506 if (r.activity.mFinished) { 2507 // If we are finishing, we won't call onResume() in certain 2508 // cases. So here we likewise don't want to call onStop() 2509 // if the activity isn't resumed. 2510 return; 2511 } 2512 RuntimeException e = new RuntimeException( 2513 "Performing stop of activity that is not resumed: " 2514 + r.intent.getComponent().toShortString()); 2515 Slog.e(TAG, e.getMessage(), e); 2516 } 2517 2518 if (info != null) { 2519 try { 2520 // First create a thumbnail for the activity... 2521 info.thumbnail = createThumbnailBitmap(r); 2522 info.description = r.activity.onCreateDescription(); 2523 } catch (Exception e) { 2524 if (!mInstrumentation.onException(r.activity, e)) { 2525 throw new RuntimeException( 2526 "Unable to save state of activity " 2527 + r.intent.getComponent().toShortString() 2528 + ": " + e.toString(), e); 2529 } 2530 } 2531 } 2532 2533 // Next have the activity save its current state and managed dialogs... 2534 if (!r.activity.mFinished && saveState) { 2535 if (r.state == null) { 2536 state = new Bundle(); 2537 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2538 r.state = state; 2539 } else { 2540 state = r.state; 2541 } 2542 } 2543 2544 if (!keepShown) { 2545 try { 2546 // Now we are idle. 2547 r.activity.performStop(); 2548 } catch (Exception e) { 2549 if (!mInstrumentation.onException(r.activity, e)) { 2550 throw new RuntimeException( 2551 "Unable to stop activity " 2552 + r.intent.getComponent().toShortString() 2553 + ": " + e.toString(), e); 2554 } 2555 } 2556 r.stopped = true; 2557 } 2558 2559 r.paused = true; 2560 } 2561 } 2562 2563 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2564 View v = r.activity.mDecor; 2565 if (v != null) { 2566 if (show) { 2567 if (!r.activity.mVisibleFromServer) { 2568 r.activity.mVisibleFromServer = true; 2569 mNumVisibleActivities++; 2570 if (r.activity.mVisibleFromClient) { 2571 r.activity.makeVisible(); 2572 } 2573 } 2574 if (r.newConfig != null) { 2575 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2576 + r.activityInfo.name + " with new config " + r.newConfig); 2577 performConfigurationChanged(r.activity, r.newConfig); 2578 r.newConfig = null; 2579 } 2580 } else { 2581 if (r.activity.mVisibleFromServer) { 2582 r.activity.mVisibleFromServer = false; 2583 mNumVisibleActivities--; 2584 v.setVisibility(View.INVISIBLE); 2585 } 2586 } 2587 } 2588 } 2589 2590 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2591 ActivityClientRecord r = mActivities.get(token); 2592 r.activity.mConfigChangeFlags |= configChanges; 2593 2594 StopInfo info = new StopInfo(); 2595 performStopActivityInner(r, info, show, true); 2596 2597 if (localLOGV) Slog.v( 2598 TAG, "Finishing stop of " + r + ": show=" + show 2599 + " win=" + r.window); 2600 2601 updateVisibility(r, show); 2602 2603 // Tell activity manager we have been stopped. 2604 try { 2605 ActivityManagerNative.getDefault().activityStopped( 2606 r.token, r.state, info.thumbnail, info.description); 2607 } catch (RemoteException ex) { 2608 } 2609 } 2610 2611 final void performRestartActivity(IBinder token) { 2612 ActivityClientRecord r = mActivities.get(token); 2613 if (r.stopped) { 2614 r.activity.performRestart(); 2615 r.stopped = false; 2616 } 2617 } 2618 2619 private final void handleWindowVisibility(IBinder token, boolean show) { 2620 ActivityClientRecord r = mActivities.get(token); 2621 2622 if (r == null) { 2623 Log.w(TAG, "handleWindowVisibility: no activity for token " + token); 2624 return; 2625 } 2626 2627 if (!show && !r.stopped) { 2628 performStopActivityInner(r, null, show, false); 2629 } else if (show && r.stopped) { 2630 // If we are getting ready to gc after going to the background, well 2631 // we are back active so skip it. 2632 unscheduleGcIdler(); 2633 2634 r.activity.performRestart(); 2635 r.stopped = false; 2636 } 2637 if (r.activity.mDecor != null) { 2638 if (Config.LOGV) Slog.v( 2639 TAG, "Handle window " + r + " visibility: " + show); 2640 updateVisibility(r, show); 2641 } 2642 } 2643 2644 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2645 final int N = results.size(); 2646 for (int i=0; i<N; i++) { 2647 ResultInfo ri = results.get(i); 2648 try { 2649 if (ri.mData != null) { 2650 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2651 } 2652 if (DEBUG_RESULTS) Slog.v(TAG, 2653 "Delivering result to activity " + r + " : " + ri); 2654 r.activity.dispatchActivityResult(ri.mResultWho, 2655 ri.mRequestCode, ri.mResultCode, ri.mData); 2656 } catch (Exception e) { 2657 if (!mInstrumentation.onException(r.activity, e)) { 2658 throw new RuntimeException( 2659 "Failure delivering result " + ri + " to activity " 2660 + r.intent.getComponent().toShortString() 2661 + ": " + e.toString(), e); 2662 } 2663 } 2664 } 2665 } 2666 2667 private final void handleSendResult(ResultData res) { 2668 ActivityClientRecord r = mActivities.get(res.token); 2669 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2670 if (r != null) { 2671 final boolean resumed = !r.paused; 2672 if (!r.activity.mFinished && r.activity.mDecor != null 2673 && r.hideForNow && resumed) { 2674 // We had hidden the activity because it started another 2675 // one... we have gotten a result back and we are not 2676 // paused, so make sure our window is visible. 2677 updateVisibility(r, true); 2678 } 2679 if (resumed) { 2680 try { 2681 // Now we are idle. 2682 r.activity.mCalled = false; 2683 r.activity.mTemporaryPause = true; 2684 mInstrumentation.callActivityOnPause(r.activity); 2685 if (!r.activity.mCalled) { 2686 throw new SuperNotCalledException( 2687 "Activity " + r.intent.getComponent().toShortString() 2688 + " did not call through to super.onPause()"); 2689 } 2690 } catch (SuperNotCalledException e) { 2691 throw e; 2692 } catch (Exception e) { 2693 if (!mInstrumentation.onException(r.activity, e)) { 2694 throw new RuntimeException( 2695 "Unable to pause activity " 2696 + r.intent.getComponent().toShortString() 2697 + ": " + e.toString(), e); 2698 } 2699 } 2700 } 2701 deliverResults(r, res.results); 2702 if (resumed) { 2703 mInstrumentation.callActivityOnResume(r.activity); 2704 r.activity.mTemporaryPause = false; 2705 } 2706 } 2707 } 2708 2709 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2710 return performDestroyActivity(token, finishing, 0, false); 2711 } 2712 2713 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2714 int configChanges, boolean getNonConfigInstance) { 2715 ActivityClientRecord r = mActivities.get(token); 2716 Class activityClass = null; 2717 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2718 if (r != null) { 2719 activityClass = r.activity.getClass(); 2720 r.activity.mConfigChangeFlags |= configChanges; 2721 if (finishing) { 2722 r.activity.mFinished = true; 2723 } 2724 if (!r.paused) { 2725 try { 2726 r.activity.mCalled = false; 2727 mInstrumentation.callActivityOnPause(r.activity); 2728 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2729 r.activity.getComponentName().getClassName()); 2730 if (!r.activity.mCalled) { 2731 throw new SuperNotCalledException( 2732 "Activity " + safeToComponentShortString(r.intent) 2733 + " did not call through to super.onPause()"); 2734 } 2735 } catch (SuperNotCalledException e) { 2736 throw e; 2737 } catch (Exception e) { 2738 if (!mInstrumentation.onException(r.activity, e)) { 2739 throw new RuntimeException( 2740 "Unable to pause activity " 2741 + safeToComponentShortString(r.intent) 2742 + ": " + e.toString(), e); 2743 } 2744 } 2745 r.paused = true; 2746 } 2747 if (!r.stopped) { 2748 try { 2749 r.activity.performStop(); 2750 } catch (SuperNotCalledException e) { 2751 throw e; 2752 } catch (Exception e) { 2753 if (!mInstrumentation.onException(r.activity, e)) { 2754 throw new RuntimeException( 2755 "Unable to stop activity " 2756 + safeToComponentShortString(r.intent) 2757 + ": " + e.toString(), e); 2758 } 2759 } 2760 r.stopped = true; 2761 } 2762 if (getNonConfigInstance) { 2763 try { 2764 r.lastNonConfigurationInstances 2765 = r.activity.retainNonConfigurationInstances(); 2766 } catch (Exception e) { 2767 if (!mInstrumentation.onException(r.activity, e)) { 2768 throw new RuntimeException( 2769 "Unable to retain activity " 2770 + r.intent.getComponent().toShortString() 2771 + ": " + e.toString(), e); 2772 } 2773 } 2774 } 2775 try { 2776 r.activity.mCalled = false; 2777 mInstrumentation.callActivityOnDestroy(r.activity); 2778 if (!r.activity.mCalled) { 2779 throw new SuperNotCalledException( 2780 "Activity " + safeToComponentShortString(r.intent) + 2781 " did not call through to super.onDestroy()"); 2782 } 2783 if (r.window != null) { 2784 r.window.closeAllPanels(); 2785 } 2786 } catch (SuperNotCalledException e) { 2787 throw e; 2788 } catch (Exception e) { 2789 if (!mInstrumentation.onException(r.activity, e)) { 2790 throw new RuntimeException( 2791 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2792 + ": " + e.toString(), e); 2793 } 2794 } 2795 } 2796 mActivities.remove(token); 2797 StrictMode.decrementExpectedActivityCount(activityClass); 2798 return r; 2799 } 2800 2801 private static String safeToComponentShortString(Intent intent) { 2802 ComponentName component = intent.getComponent(); 2803 return component == null ? "[Unknown]" : component.toShortString(); 2804 } 2805 2806 private final void handleDestroyActivity(IBinder token, boolean finishing, 2807 int configChanges, boolean getNonConfigInstance) { 2808 ActivityClientRecord r = performDestroyActivity(token, finishing, 2809 configChanges, getNonConfigInstance); 2810 if (r != null) { 2811 cleanUpPendingRemoveWindows(r); 2812 WindowManager wm = r.activity.getWindowManager(); 2813 View v = r.activity.mDecor; 2814 if (v != null) { 2815 if (r.activity.mVisibleFromServer) { 2816 mNumVisibleActivities--; 2817 } 2818 IBinder wtoken = v.getWindowToken(); 2819 if (r.activity.mWindowAdded) { 2820 if (r.onlyLocalRequest) { 2821 // Hold off on removing this until the new activity's 2822 // window is being added. 2823 r.mPendingRemoveWindow = v; 2824 r.mPendingRemoveWindowManager = wm; 2825 } else { 2826 wm.removeViewImmediate(v); 2827 } 2828 } 2829 if (wtoken != null && r.mPendingRemoveWindow == null) { 2830 WindowManagerImpl.getDefault().closeAll(wtoken, 2831 r.activity.getClass().getName(), "Activity"); 2832 } 2833 r.activity.mDecor = null; 2834 } 2835 if (r.mPendingRemoveWindow == null) { 2836 // If we are delaying the removal of the activity window, then 2837 // we can't clean up all windows here. Note that we can't do 2838 // so later either, which means any windows that aren't closed 2839 // by the app will leak. Well we try to warning them a lot 2840 // about leaking windows, because that is a bug, so if they are 2841 // using this recreate facility then they get to live with leaks. 2842 WindowManagerImpl.getDefault().closeAll(token, 2843 r.activity.getClass().getName(), "Activity"); 2844 } 2845 2846 // Mocked out contexts won't be participating in the normal 2847 // process lifecycle, but if we're running with a proper 2848 // ApplicationContext we need to have it tear down things 2849 // cleanly. 2850 Context c = r.activity.getBaseContext(); 2851 if (c instanceof ContextImpl) { 2852 ((ContextImpl) c).scheduleFinalCleanup( 2853 r.activity.getClass().getName(), "Activity"); 2854 } 2855 } 2856 if (finishing) { 2857 try { 2858 ActivityManagerNative.getDefault().activityDestroyed(token); 2859 } catch (RemoteException ex) { 2860 // If the system process has died, it's game over for everyone. 2861 } 2862 } 2863 } 2864 2865 public final void requestRelaunchActivity(IBinder token, 2866 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 2867 int configChanges, boolean notResumed, Configuration config, 2868 boolean fromServer) { 2869 ActivityClientRecord target = null; 2870 2871 synchronized (mPackages) { 2872 for (int i=0; i<mRelaunchingActivities.size(); i++) { 2873 ActivityClientRecord r = mRelaunchingActivities.get(i); 2874 if (r.token == token) { 2875 target = r; 2876 if (pendingResults != null) { 2877 if (r.pendingResults != null) { 2878 r.pendingResults.addAll(pendingResults); 2879 } else { 2880 r.pendingResults = pendingResults; 2881 } 2882 } 2883 if (pendingNewIntents != null) { 2884 if (r.pendingIntents != null) { 2885 r.pendingIntents.addAll(pendingNewIntents); 2886 } else { 2887 r.pendingIntents = pendingNewIntents; 2888 } 2889 } 2890 break; 2891 } 2892 } 2893 2894 if (target == null) { 2895 target = new ActivityClientRecord(); 2896 target.token = token; 2897 target.pendingResults = pendingResults; 2898 target.pendingIntents = pendingNewIntents; 2899 if (!fromServer) { 2900 ActivityClientRecord existing = mActivities.get(token); 2901 if (existing != null) { 2902 target.startsNotResumed = existing.paused; 2903 } 2904 target.onlyLocalRequest = true; 2905 } 2906 mRelaunchingActivities.add(target); 2907 queueOrSendMessage(H.RELAUNCH_ACTIVITY, target); 2908 } 2909 2910 if (fromServer) { 2911 target.startsNotResumed = notResumed; 2912 target.onlyLocalRequest = false; 2913 } 2914 if (config != null) { 2915 target.createdConfig = config; 2916 } 2917 target.pendingConfigChanges |= configChanges; 2918 } 2919 } 2920 2921 private final void handleRelaunchActivity(ActivityClientRecord tmp) { 2922 // If we are getting ready to gc after going to the background, well 2923 // we are back active so skip it. 2924 unscheduleGcIdler(); 2925 2926 Configuration changedConfig = null; 2927 int configChanges = 0; 2928 2929 // First: make sure we have the most recent configuration and most 2930 // recent version of the activity, or skip it if some previous call 2931 // had taken a more recent version. 2932 synchronized (mPackages) { 2933 int N = mRelaunchingActivities.size(); 2934 IBinder token = tmp.token; 2935 tmp = null; 2936 for (int i=0; i<N; i++) { 2937 ActivityClientRecord r = mRelaunchingActivities.get(i); 2938 if (r.token == token) { 2939 tmp = r; 2940 configChanges |= tmp.pendingConfigChanges; 2941 mRelaunchingActivities.remove(i); 2942 i--; 2943 N--; 2944 } 2945 } 2946 2947 if (tmp == null) { 2948 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2949 return; 2950 } 2951 2952 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2953 + tmp.token + " with configChanges=0x" 2954 + Integer.toHexString(configChanges)); 2955 2956 if (mPendingConfiguration != null) { 2957 changedConfig = mPendingConfiguration; 2958 mPendingConfiguration = null; 2959 } 2960 } 2961 2962 if (tmp.createdConfig != null) { 2963 // If the activity manager is passing us its current config, 2964 // assume that is really what we want regardless of what we 2965 // may have pending. 2966 if (mConfiguration == null 2967 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2968 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2969 if (changedConfig == null 2970 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2971 changedConfig = tmp.createdConfig; 2972 } 2973 } 2974 } 2975 2976 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2977 + tmp.token + ": changedConfig=" + changedConfig); 2978 2979 // If there was a pending configuration change, execute it first. 2980 if (changedConfig != null) { 2981 handleConfigurationChanged(changedConfig); 2982 } 2983 2984 ActivityClientRecord r = mActivities.get(tmp.token); 2985 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2986 if (r == null) { 2987 return; 2988 } 2989 2990 r.activity.mConfigChangeFlags |= configChanges; 2991 r.onlyLocalRequest = tmp.onlyLocalRequest; 2992 Intent currentIntent = r.activity.mIntent; 2993 2994 r.activity.mChangingConfigurations = true; 2995 2996 // Need to ensure state is saved. 2997 if (!r.paused) { 2998 performPauseActivity(r.token, false, r.isPreHoneycomb()); 2999 } 3000 if (r.state == null && !r.stopped && !r.isPreHoneycomb()) { 3001 r.state = new Bundle(); 3002 mInstrumentation.callActivityOnSaveInstanceState(r.activity, r.state); 3003 } 3004 3005 handleDestroyActivity(r.token, false, configChanges, true); 3006 3007 r.activity = null; 3008 r.window = null; 3009 r.hideForNow = false; 3010 r.nextIdle = null; 3011 // Merge any pending results and pending intents; don't just replace them 3012 if (tmp.pendingResults != null) { 3013 if (r.pendingResults == null) { 3014 r.pendingResults = tmp.pendingResults; 3015 } else { 3016 r.pendingResults.addAll(tmp.pendingResults); 3017 } 3018 } 3019 if (tmp.pendingIntents != null) { 3020 if (r.pendingIntents == null) { 3021 r.pendingIntents = tmp.pendingIntents; 3022 } else { 3023 r.pendingIntents.addAll(tmp.pendingIntents); 3024 } 3025 } 3026 r.startsNotResumed = tmp.startsNotResumed; 3027 3028 handleLaunchActivity(r, currentIntent); 3029 } 3030 3031 private final void handleRequestThumbnail(IBinder token) { 3032 ActivityClientRecord r = mActivities.get(token); 3033 Bitmap thumbnail = createThumbnailBitmap(r); 3034 CharSequence description = null; 3035 try { 3036 description = r.activity.onCreateDescription(); 3037 } catch (Exception e) { 3038 if (!mInstrumentation.onException(r.activity, e)) { 3039 throw new RuntimeException( 3040 "Unable to create description of activity " 3041 + r.intent.getComponent().toShortString() 3042 + ": " + e.toString(), e); 3043 } 3044 } 3045 //System.out.println("Reporting top thumbnail " + thumbnail); 3046 try { 3047 ActivityManagerNative.getDefault().reportThumbnail( 3048 token, thumbnail, description); 3049 } catch (RemoteException ex) { 3050 } 3051 } 3052 3053 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 3054 boolean allActivities, Configuration newConfig) { 3055 ArrayList<ComponentCallbacks> callbacks 3056 = new ArrayList<ComponentCallbacks>(); 3057 3058 if (mActivities.size() > 0) { 3059 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 3060 while (it.hasNext()) { 3061 ActivityClientRecord ar = it.next(); 3062 Activity a = ar.activity; 3063 if (a != null) { 3064 if (!ar.activity.mFinished && (allActivities || 3065 (a != null && !ar.paused))) { 3066 // If the activity is currently resumed, its configuration 3067 // needs to change right now. 3068 callbacks.add(a); 3069 } else if (newConfig != null) { 3070 // Otherwise, we will tell it about the change 3071 // the next time it is resumed or shown. Note that 3072 // the activity manager may, before then, decide the 3073 // activity needs to be destroyed to handle its new 3074 // configuration. 3075 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 3076 + ar.activityInfo.name + " newConfig=" + newConfig); 3077 ar.newConfig = newConfig; 3078 } 3079 } 3080 } 3081 } 3082 if (mServices.size() > 0) { 3083 Iterator<Service> it = mServices.values().iterator(); 3084 while (it.hasNext()) { 3085 callbacks.add(it.next()); 3086 } 3087 } 3088 synchronized (mProviderMap) { 3089 if (mLocalProviders.size() > 0) { 3090 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 3091 while (it.hasNext()) { 3092 callbacks.add(it.next().mLocalProvider); 3093 } 3094 } 3095 } 3096 final int N = mAllApplications.size(); 3097 for (int i=0; i<N; i++) { 3098 callbacks.add(mAllApplications.get(i)); 3099 } 3100 3101 return callbacks; 3102 } 3103 3104 private final void performConfigurationChanged( 3105 ComponentCallbacks cb, Configuration config) { 3106 // Only for Activity objects, check that they actually call up to their 3107 // superclass implementation. ComponentCallbacks is an interface, so 3108 // we check the runtime type and act accordingly. 3109 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 3110 if (activity != null) { 3111 activity.mCalled = false; 3112 } 3113 3114 boolean shouldChangeConfig = false; 3115 if ((activity == null) || (activity.mCurrentConfig == null)) { 3116 shouldChangeConfig = true; 3117 } else { 3118 3119 // If the new config is the same as the config this Activity 3120 // is already running with then don't bother calling 3121 // onConfigurationChanged 3122 int diff = activity.mCurrentConfig.diff(config); 3123 if (diff != 0) { 3124 3125 // If this activity doesn't handle any of the config changes 3126 // then don't bother calling onConfigurationChanged as we're 3127 // going to destroy it. 3128 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 3129 shouldChangeConfig = true; 3130 } 3131 } 3132 } 3133 3134 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 3135 + ": shouldChangeConfig=" + shouldChangeConfig); 3136 if (shouldChangeConfig) { 3137 cb.onConfigurationChanged(config); 3138 3139 if (activity != null) { 3140 if (!activity.mCalled) { 3141 throw new SuperNotCalledException( 3142 "Activity " + activity.getLocalClassName() + 3143 " did not call through to super.onConfigurationChanged()"); 3144 } 3145 activity.mConfigChangeFlags = 0; 3146 activity.mCurrentConfig = new Configuration(config); 3147 } 3148 } 3149 } 3150 3151 final boolean applyConfigurationToResourcesLocked(Configuration config) { 3152 if (mResConfiguration == null) { 3153 mResConfiguration = new Configuration(); 3154 } 3155 if (!mResConfiguration.isOtherSeqNewer(config)) { 3156 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3157 + mResConfiguration.seq + ", newSeq=" + config.seq); 3158 return false; 3159 } 3160 int changes = mResConfiguration.updateFrom(config); 3161 DisplayMetrics dm = getDisplayMetricsLocked(true); 3162 3163 // set it for java, this also affects newly created Resources 3164 if (config.locale != null) { 3165 Locale.setDefault(config.locale); 3166 } 3167 3168 Resources.updateSystemConfiguration(config, dm); 3169 3170 ApplicationPackageManager.configurationChanged(); 3171 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3172 3173 Iterator<WeakReference<Resources>> it = 3174 mActiveResources.values().iterator(); 3175 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3176 // mActiveResources.entrySet().iterator(); 3177 while (it.hasNext()) { 3178 WeakReference<Resources> v = it.next(); 3179 Resources r = v.get(); 3180 if (r != null) { 3181 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3182 + r + " config to: " + config); 3183 r.updateConfiguration(config, dm); 3184 //Slog.i(TAG, "Updated app resources " + v.getKey() 3185 // + " " + r + ": " + r.getConfiguration()); 3186 } else { 3187 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3188 it.remove(); 3189 } 3190 } 3191 3192 return changes != 0; 3193 } 3194 3195 final void handleConfigurationChanged(Configuration config) { 3196 3197 ArrayList<ComponentCallbacks> callbacks = null; 3198 3199 synchronized (mPackages) { 3200 if (mPendingConfiguration != null) { 3201 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3202 config = mPendingConfiguration; 3203 } 3204 mPendingConfiguration = null; 3205 } 3206 3207 if (config == null) { 3208 return; 3209 } 3210 3211 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3212 + config); 3213 3214 applyConfigurationToResourcesLocked(config); 3215 3216 if (mConfiguration == null) { 3217 mConfiguration = new Configuration(); 3218 } 3219 if (!mConfiguration.isOtherSeqNewer(config)) { 3220 return; 3221 } 3222 mConfiguration.updateFrom(config); 3223 3224 callbacks = collectComponentCallbacksLocked(false, config); 3225 } 3226 3227 if (callbacks != null) { 3228 final int N = callbacks.size(); 3229 for (int i=0; i<N; i++) { 3230 performConfigurationChanged(callbacks.get(i), config); 3231 } 3232 } 3233 } 3234 3235 final void handleActivityConfigurationChanged(IBinder token) { 3236 ActivityClientRecord r = mActivities.get(token); 3237 if (r == null || r.activity == null) { 3238 return; 3239 } 3240 3241 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3242 + r.activityInfo.name); 3243 3244 performConfigurationChanged(r.activity, mConfiguration); 3245 } 3246 3247 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3248 if (start) { 3249 try { 3250 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3251 8 * 1024 * 1024, 0); 3252 } catch (RuntimeException e) { 3253 Slog.w(TAG, "Profiling failed on path " + pcd.path 3254 + " -- can the process access this path?"); 3255 } finally { 3256 try { 3257 pcd.fd.close(); 3258 } catch (IOException e) { 3259 Slog.w(TAG, "Failure closing profile fd", e); 3260 } 3261 } 3262 } else { 3263 Debug.stopMethodTracing(); 3264 } 3265 } 3266 3267 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3268 if (managed) { 3269 try { 3270 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3271 } catch (IOException e) { 3272 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3273 + " -- can the process access this path?"); 3274 } finally { 3275 try { 3276 dhd.fd.close(); 3277 } catch (IOException e) { 3278 Slog.w(TAG, "Failure closing profile fd", e); 3279 } 3280 } 3281 } else { 3282 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3283 } 3284 } 3285 3286 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3287 boolean hasPkgInfo = false; 3288 if (packages != null) { 3289 for (int i=packages.length-1; i>=0; i--) { 3290 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3291 if (!hasPkgInfo) { 3292 WeakReference<LoadedApk> ref; 3293 ref = mPackages.get(packages[i]); 3294 if (ref != null && ref.get() != null) { 3295 hasPkgInfo = true; 3296 } else { 3297 ref = mResourcePackages.get(packages[i]); 3298 if (ref != null && ref.get() != null) { 3299 hasPkgInfo = true; 3300 } 3301 } 3302 } 3303 mPackages.remove(packages[i]); 3304 mResourcePackages.remove(packages[i]); 3305 } 3306 } 3307 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3308 hasPkgInfo); 3309 } 3310 3311 final void handleLowMemory() { 3312 ArrayList<ComponentCallbacks> callbacks 3313 = new ArrayList<ComponentCallbacks>(); 3314 3315 synchronized (mPackages) { 3316 callbacks = collectComponentCallbacksLocked(true, null); 3317 } 3318 3319 final int N = callbacks.size(); 3320 for (int i=0; i<N; i++) { 3321 callbacks.get(i).onLowMemory(); 3322 } 3323 3324 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3325 if (Process.myUid() != Process.SYSTEM_UID) { 3326 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3327 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3328 } 3329 3330 // Ask graphics to free up as much as possible (font/image caches) 3331 Canvas.freeCaches(); 3332 3333 BinderInternal.forceGc("mem"); 3334 } 3335 3336 private final void handleBindApplication(AppBindData data) { 3337 mBoundApplication = data; 3338 mConfiguration = new Configuration(data.config); 3339 3340 // send up app name; do this *before* waiting for debugger 3341 Process.setArgV0(data.processName); 3342 android.ddm.DdmHandleAppName.setAppName(data.processName); 3343 3344 /* 3345 * Before spawning a new process, reset the time zone to be the system time zone. 3346 * This needs to be done because the system time zone could have changed after the 3347 * the spawning of this process. Without doing this this process would have the incorrect 3348 * system time zone. 3349 */ 3350 TimeZone.setDefault(null); 3351 3352 /* 3353 * Initialize the default locale in this process for the reasons we set the time zone. 3354 */ 3355 Locale.setDefault(data.config.locale); 3356 3357 /* 3358 * Update the system configuration since its preloaded and might not 3359 * reflect configuration changes. The configuration object passed 3360 * in AppBindData can be safely assumed to be up to date 3361 */ 3362 Resources.getSystem().updateConfiguration(mConfiguration, null); 3363 3364 data.info = getPackageInfoNoCheck(data.appInfo); 3365 3366 /** 3367 * For system applications on userdebug/eng builds, log stack 3368 * traces of disk and network access to dropbox for analysis. 3369 */ 3370 if ((data.appInfo.flags & 3371 (ApplicationInfo.FLAG_SYSTEM | 3372 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3373 StrictMode.conditionallyEnableDebugLogging(); 3374 } 3375 3376 /** 3377 * For apps targetting SDK Honeycomb or later, we don't allow 3378 * network usage on the main event loop / UI thread. 3379 * 3380 * Note to those grepping: this is what ultimately throws 3381 * NetworkOnMainThreadException ... 3382 */ 3383 if (data.appInfo.targetSdkVersion > 9) { 3384 StrictMode.enableDeathOnNetwork(); 3385 } 3386 3387 /** 3388 * Switch this process to density compatibility mode if needed. 3389 */ 3390 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3391 == 0) { 3392 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3393 } 3394 3395 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3396 // XXX should have option to change the port. 3397 Debug.changeDebugPort(8100); 3398 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3399 Slog.w(TAG, "Application " + data.info.getPackageName() 3400 + " is waiting for the debugger on port 8100..."); 3401 3402 IActivityManager mgr = ActivityManagerNative.getDefault(); 3403 try { 3404 mgr.showWaitingForDebugger(mAppThread, true); 3405 } catch (RemoteException ex) { 3406 } 3407 3408 Debug.waitForDebugger(); 3409 3410 try { 3411 mgr.showWaitingForDebugger(mAppThread, false); 3412 } catch (RemoteException ex) { 3413 } 3414 3415 } else { 3416 Slog.w(TAG, "Application " + data.info.getPackageName() 3417 + " can be debugged on port 8100..."); 3418 } 3419 } 3420 3421 /** 3422 * Initialize the default http proxy in this process for the reasons we set the time zone. 3423 */ 3424 IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); 3425 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); 3426 try { 3427 ProxyProperties proxyProperties = service.getProxy(); 3428 Proxy.setHttpProxySystemProperty(proxyProperties); 3429 } catch (RemoteException e) {} 3430 3431 if (data.instrumentationName != null) { 3432 ContextImpl appContext = new ContextImpl(); 3433 appContext.init(data.info, null, this); 3434 InstrumentationInfo ii = null; 3435 try { 3436 ii = appContext.getPackageManager(). 3437 getInstrumentationInfo(data.instrumentationName, 0); 3438 } catch (PackageManager.NameNotFoundException e) { 3439 } 3440 if (ii == null) { 3441 throw new RuntimeException( 3442 "Unable to find instrumentation info for: " 3443 + data.instrumentationName); 3444 } 3445 3446 mInstrumentationAppDir = ii.sourceDir; 3447 mInstrumentationAppPackage = ii.packageName; 3448 mInstrumentedAppDir = data.info.getAppDir(); 3449 3450 ApplicationInfo instrApp = new ApplicationInfo(); 3451 instrApp.packageName = ii.packageName; 3452 instrApp.sourceDir = ii.sourceDir; 3453 instrApp.publicSourceDir = ii.publicSourceDir; 3454 instrApp.dataDir = ii.dataDir; 3455 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3456 LoadedApk pi = getPackageInfo(instrApp, 3457 appContext.getClassLoader(), false, true); 3458 ContextImpl instrContext = new ContextImpl(); 3459 instrContext.init(pi, null, this); 3460 3461 try { 3462 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3463 mInstrumentation = (Instrumentation) 3464 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3465 } catch (Exception e) { 3466 throw new RuntimeException( 3467 "Unable to instantiate instrumentation " 3468 + data.instrumentationName + ": " + e.toString(), e); 3469 } 3470 3471 mInstrumentation.init(this, instrContext, appContext, 3472 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3473 3474 if (data.profileFile != null && !ii.handleProfiling) { 3475 data.handlingProfiling = true; 3476 File file = new File(data.profileFile); 3477 file.getParentFile().mkdirs(); 3478 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3479 } 3480 3481 try { 3482 mInstrumentation.onCreate(data.instrumentationArgs); 3483 } 3484 catch (Exception e) { 3485 throw new RuntimeException( 3486 "Exception thrown in onCreate() of " 3487 + data.instrumentationName + ": " + e.toString(), e); 3488 } 3489 3490 } else { 3491 mInstrumentation = new Instrumentation(); 3492 } 3493 3494 if ((data.appInfo.flags&ApplicationInfo.FLAG_LARGE_HEAP) != 0) { 3495 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 3496 } 3497 3498 // If the app is being launched for full backup or restore, bring it up in 3499 // a restricted environment with the base application class. 3500 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3501 mInitialApplication = app; 3502 3503 List<ProviderInfo> providers = data.providers; 3504 if (providers != null) { 3505 installContentProviders(app, providers); 3506 // For process that contains content providers, we want to 3507 // ensure that the JIT is enabled "at some point". 3508 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3509 } 3510 3511 try { 3512 mInstrumentation.callApplicationOnCreate(app); 3513 } catch (Exception e) { 3514 if (!mInstrumentation.onException(app, e)) { 3515 throw new RuntimeException( 3516 "Unable to create application " + app.getClass().getName() 3517 + ": " + e.toString(), e); 3518 } 3519 } 3520 } 3521 3522 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3523 IActivityManager am = ActivityManagerNative.getDefault(); 3524 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3525 Debug.stopMethodTracing(); 3526 } 3527 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3528 // + ", app thr: " + mAppThread); 3529 try { 3530 am.finishInstrumentation(mAppThread, resultCode, results); 3531 } catch (RemoteException ex) { 3532 } 3533 } 3534 3535 private final void installContentProviders( 3536 Context context, List<ProviderInfo> providers) { 3537 final ArrayList<IActivityManager.ContentProviderHolder> results = 3538 new ArrayList<IActivityManager.ContentProviderHolder>(); 3539 3540 Iterator<ProviderInfo> i = providers.iterator(); 3541 while (i.hasNext()) { 3542 ProviderInfo cpi = i.next(); 3543 StringBuilder buf = new StringBuilder(128); 3544 buf.append("Pub "); 3545 buf.append(cpi.authority); 3546 buf.append(": "); 3547 buf.append(cpi.name); 3548 Log.i(TAG, buf.toString()); 3549 IContentProvider cp = installProvider(context, null, cpi, false); 3550 if (cp != null) { 3551 IActivityManager.ContentProviderHolder cph = 3552 new IActivityManager.ContentProviderHolder(cpi); 3553 cph.provider = cp; 3554 results.add(cph); 3555 // Don't ever unload this provider from the process. 3556 synchronized(mProviderMap) { 3557 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3558 } 3559 } 3560 } 3561 3562 try { 3563 ActivityManagerNative.getDefault().publishContentProviders( 3564 getApplicationThread(), results); 3565 } catch (RemoteException ex) { 3566 } 3567 } 3568 3569 private final IContentProvider getExistingProvider(Context context, String name) { 3570 synchronized(mProviderMap) { 3571 final ProviderClientRecord pr = mProviderMap.get(name); 3572 if (pr != null) { 3573 return pr.mProvider; 3574 } 3575 return null; 3576 } 3577 } 3578 3579 private final IContentProvider getProvider(Context context, String name) { 3580 IContentProvider existing = getExistingProvider(context, name); 3581 if (existing != null) { 3582 return existing; 3583 } 3584 3585 IActivityManager.ContentProviderHolder holder = null; 3586 try { 3587 holder = ActivityManagerNative.getDefault().getContentProvider( 3588 getApplicationThread(), name); 3589 } catch (RemoteException ex) { 3590 } 3591 if (holder == null) { 3592 Slog.e(TAG, "Failed to find provider info for " + name); 3593 return null; 3594 } 3595 3596 IContentProvider prov = installProvider(context, holder.provider, 3597 holder.info, true); 3598 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3599 if (holder.noReleaseNeeded || holder.provider == null) { 3600 // We are not going to release the provider if it is an external 3601 // provider that doesn't care about being released, or if it is 3602 // a local provider running in this process. 3603 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3604 synchronized(mProviderMap) { 3605 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3606 } 3607 } 3608 return prov; 3609 } 3610 3611 public final IContentProvider acquireProvider(Context c, String name) { 3612 IContentProvider provider = getProvider(c, name); 3613 if(provider == null) 3614 return null; 3615 IBinder jBinder = provider.asBinder(); 3616 synchronized(mProviderMap) { 3617 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3618 if(prc == null) { 3619 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3620 } else { 3621 prc.count++; 3622 } //end else 3623 } //end synchronized 3624 return provider; 3625 } 3626 3627 public final IContentProvider acquireExistingProvider(Context c, String name) { 3628 IContentProvider provider = getExistingProvider(c, name); 3629 if(provider == null) 3630 return null; 3631 IBinder jBinder = provider.asBinder(); 3632 synchronized(mProviderMap) { 3633 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3634 if(prc == null) { 3635 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3636 } else { 3637 prc.count++; 3638 } //end else 3639 } //end synchronized 3640 return provider; 3641 } 3642 3643 public final boolean releaseProvider(IContentProvider provider) { 3644 if(provider == null) { 3645 return false; 3646 } 3647 IBinder jBinder = provider.asBinder(); 3648 synchronized(mProviderMap) { 3649 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3650 if(prc == null) { 3651 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3652 return false; 3653 } else { 3654 prc.count--; 3655 if(prc.count == 0) { 3656 // Schedule the actual remove asynchronously, since we 3657 // don't know the context this will be called in. 3658 // TODO: it would be nice to post a delayed message, so 3659 // if we come back and need the same provider quickly 3660 // we will still have it available. 3661 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3662 mH.sendMessage(msg); 3663 } //end if 3664 } //end else 3665 } //end synchronized 3666 return true; 3667 } 3668 3669 final void completeRemoveProvider(IContentProvider provider) { 3670 IBinder jBinder = provider.asBinder(); 3671 String name = null; 3672 synchronized(mProviderMap) { 3673 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3674 if(prc != null && prc.count == 0) { 3675 mProviderRefCountMap.remove(jBinder); 3676 //invoke removeProvider to dereference provider 3677 name = removeProviderLocked(provider); 3678 } 3679 } 3680 3681 if (name != null) { 3682 try { 3683 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3684 "ActivityManagerNative.removeContentProvider(" + name); 3685 ActivityManagerNative.getDefault().removeContentProvider( 3686 getApplicationThread(), name); 3687 } catch (RemoteException e) { 3688 //do nothing content provider object is dead any way 3689 } //end catch 3690 } 3691 } 3692 3693 public final String removeProviderLocked(IContentProvider provider) { 3694 if (provider == null) { 3695 return null; 3696 } 3697 IBinder providerBinder = provider.asBinder(); 3698 3699 String name = null; 3700 3701 // remove the provider from mProviderMap 3702 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3703 while (iter.hasNext()) { 3704 ProviderClientRecord pr = iter.next(); 3705 IBinder myBinder = pr.mProvider.asBinder(); 3706 if (myBinder == providerBinder) { 3707 //find if its published by this process itself 3708 if(pr.mLocalProvider != null) { 3709 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3710 return name; 3711 } 3712 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3713 "death recipient"); 3714 //content provider is in another process 3715 myBinder.unlinkToDeath(pr, 0); 3716 iter.remove(); 3717 //invoke remove only once for the very first name seen 3718 if(name == null) { 3719 name = pr.mName; 3720 } 3721 } //end if myBinder 3722 } //end while iter 3723 3724 return name; 3725 } 3726 3727 final void removeDeadProvider(String name, IContentProvider provider) { 3728 synchronized(mProviderMap) { 3729 ProviderClientRecord pr = mProviderMap.get(name); 3730 if (pr.mProvider.asBinder() == provider.asBinder()) { 3731 Slog.i(TAG, "Removing dead content provider: " + name); 3732 ProviderClientRecord removed = mProviderMap.remove(name); 3733 if (removed != null) { 3734 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3735 } 3736 } 3737 } 3738 } 3739 3740 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3741 ProviderClientRecord pr = mProviderMap.get(name); 3742 if (pr.mProvider.asBinder() == provider.asBinder()) { 3743 Slog.i(TAG, "Removing dead content provider: " + name); 3744 ProviderClientRecord removed = mProviderMap.remove(name); 3745 if (removed != null) { 3746 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3747 } 3748 } 3749 } 3750 3751 private final IContentProvider installProvider(Context context, 3752 IContentProvider provider, ProviderInfo info, boolean noisy) { 3753 ContentProvider localProvider = null; 3754 if (provider == null) { 3755 if (noisy) { 3756 Slog.d(TAG, "Loading provider " + info.authority + ": " 3757 + info.name); 3758 } 3759 Context c = null; 3760 ApplicationInfo ai = info.applicationInfo; 3761 if (context.getPackageName().equals(ai.packageName)) { 3762 c = context; 3763 } else if (mInitialApplication != null && 3764 mInitialApplication.getPackageName().equals(ai.packageName)) { 3765 c = mInitialApplication; 3766 } else { 3767 try { 3768 c = context.createPackageContext(ai.packageName, 3769 Context.CONTEXT_INCLUDE_CODE); 3770 } catch (PackageManager.NameNotFoundException e) { 3771 } 3772 } 3773 if (c == null) { 3774 Slog.w(TAG, "Unable to get context for package " + 3775 ai.packageName + 3776 " while loading content provider " + 3777 info.name); 3778 return null; 3779 } 3780 try { 3781 final java.lang.ClassLoader cl = c.getClassLoader(); 3782 localProvider = (ContentProvider)cl. 3783 loadClass(info.name).newInstance(); 3784 provider = localProvider.getIContentProvider(); 3785 if (provider == null) { 3786 Slog.e(TAG, "Failed to instantiate class " + 3787 info.name + " from sourceDir " + 3788 info.applicationInfo.sourceDir); 3789 return null; 3790 } 3791 if (Config.LOGV) Slog.v( 3792 TAG, "Instantiating local provider " + info.name); 3793 // XXX Need to create the correct context for this provider. 3794 localProvider.attachInfo(c, info); 3795 } catch (java.lang.Exception e) { 3796 if (!mInstrumentation.onException(null, e)) { 3797 throw new RuntimeException( 3798 "Unable to get provider " + info.name 3799 + ": " + e.toString(), e); 3800 } 3801 return null; 3802 } 3803 } else if (localLOGV) { 3804 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3805 + info.name); 3806 } 3807 3808 synchronized (mProviderMap) { 3809 // Cache the pointer for the remote provider. 3810 String names[] = PATTERN_SEMICOLON.split(info.authority); 3811 for (int i=0; i<names.length; i++) { 3812 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3813 localProvider); 3814 try { 3815 provider.asBinder().linkToDeath(pr, 0); 3816 mProviderMap.put(names[i], pr); 3817 } catch (RemoteException e) { 3818 return null; 3819 } 3820 } 3821 if (localProvider != null) { 3822 mLocalProviders.put(provider.asBinder(), 3823 new ProviderClientRecord(null, provider, localProvider)); 3824 } 3825 } 3826 3827 return provider; 3828 } 3829 3830 private final void attach(boolean system) { 3831 sThreadLocal.set(this); 3832 mSystemThread = system; 3833 if (!system) { 3834 ViewRoot.addFirstDrawHandler(new Runnable() { 3835 public void run() { 3836 ensureJitEnabled(); 3837 } 3838 }); 3839 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3840 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3841 IActivityManager mgr = ActivityManagerNative.getDefault(); 3842 try { 3843 mgr.attachApplication(mAppThread); 3844 } catch (RemoteException ex) { 3845 } 3846 } else { 3847 // Don't set application object here -- if the system crashes, 3848 // we can't display an alert, we just want to die die die. 3849 android.ddm.DdmHandleAppName.setAppName("system_process"); 3850 try { 3851 mInstrumentation = new Instrumentation(); 3852 ContextImpl context = new ContextImpl(); 3853 context.init(getSystemContext().mPackageInfo, null, this); 3854 Application app = Instrumentation.newApplication(Application.class, context); 3855 mAllApplications.add(app); 3856 mInitialApplication = app; 3857 app.onCreate(); 3858 } catch (Exception e) { 3859 throw new RuntimeException( 3860 "Unable to instantiate Application():" + e.toString(), e); 3861 } 3862 } 3863 3864 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3865 public void onConfigurationChanged(Configuration newConfig) { 3866 synchronized (mPackages) { 3867 // We need to apply this change to the resources 3868 // immediately, because upon returning the view 3869 // hierarchy will be informed about it. 3870 if (applyConfigurationToResourcesLocked(newConfig)) { 3871 // This actually changed the resources! Tell 3872 // everyone about it. 3873 if (mPendingConfiguration == null || 3874 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3875 mPendingConfiguration = newConfig; 3876 3877 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3878 } 3879 } 3880 } 3881 } 3882 public void onLowMemory() { 3883 } 3884 }); 3885 } 3886 3887 private final void detach() 3888 { 3889 sThreadLocal.set(null); 3890 } 3891 3892 public static final ActivityThread systemMain() { 3893 HardwareRenderer.disable(); 3894 ActivityThread thread = new ActivityThread(); 3895 thread.attach(true); 3896 return thread; 3897 } 3898 3899 public final void installSystemProviders(List providers) { 3900 if (providers != null) { 3901 installContentProviders(mInitialApplication, 3902 (List<ProviderInfo>)providers); 3903 } 3904 } 3905 3906 public static final void main(String[] args) { 3907 SamplingProfilerIntegration.start(); 3908 3909 // CloseGuard defaults to true and can be quite spammy. We 3910 // disable it here, but selectively enable it later (via 3911 // StrictMode) on debug builds, but using DropBox, not logs. 3912 CloseGuard.setEnabled(false); 3913 3914 Process.setArgV0("<pre-initialized>"); 3915 3916 Looper.prepareMainLooper(); 3917 if (sMainThreadHandler == null) { 3918 sMainThreadHandler = new Handler(); 3919 } 3920 3921 ActivityThread thread = new ActivityThread(); 3922 thread.attach(false); 3923 3924 if (false) { 3925 Looper.myLooper().setMessageLogging(new 3926 LogPrinter(Log.DEBUG, "ActivityThread")); 3927 } 3928 3929 Looper.loop(); 3930 3931 if (Process.supportsProcesses()) { 3932 throw new RuntimeException("Main thread loop unexpectedly exited"); 3933 } 3934 3935 thread.detach(); 3936 String name = (thread.mInitialApplication != null) 3937 ? thread.mInitialApplication.getPackageName() 3938 : "<unknown>"; 3939 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3940 } 3941} 3942