ActivityThread.java revision e17aeb31030cfeed339a39a107912ad5e9178390
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.AsyncTask; 49import android.os.Bundle; 50import android.os.Debug; 51import android.os.Handler; 52import android.os.IBinder; 53import android.os.Looper; 54import android.os.Message; 55import android.os.MessageQueue; 56import android.os.ParcelFileDescriptor; 57import android.os.Process; 58import android.os.RemoteException; 59import android.os.ServiceManager; 60import android.os.StrictMode; 61import android.os.SystemClock; 62import android.util.AndroidRuntimeException; 63import android.util.Config; 64import android.util.DisplayMetrics; 65import android.util.EventLog; 66import android.util.Log; 67import android.util.LogPrinter; 68import android.util.Slog; 69import android.view.Display; 70import android.view.HardwareRenderer; 71import android.view.View; 72import android.view.ViewDebug; 73import android.view.ViewManager; 74import android.view.ViewRoot; 75import android.view.Window; 76import android.view.WindowManager; 77import android.view.WindowManagerImpl; 78 79import com.android.internal.os.BinderInternal; 80import com.android.internal.os.RuntimeInit; 81import com.android.internal.os.SamplingProfilerIntegration; 82 83import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 84 85import java.io.File; 86import java.io.FileDescriptor; 87import java.io.FileOutputStream; 88import java.io.IOException; 89import java.io.PrintWriter; 90import java.lang.ref.WeakReference; 91import java.net.InetAddress; 92import java.util.ArrayList; 93import java.util.HashMap; 94import java.util.Iterator; 95import java.util.List; 96import java.util.Locale; 97import java.util.Map; 98import java.util.TimeZone; 99import java.util.regex.Pattern; 100 101import dalvik.system.CloseGuard; 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 Bundle mCoreSettings = null; 205 206 private static final class ActivityClientRecord { 207 IBinder token; 208 int ident; 209 Intent intent; 210 Bundle state; 211 Activity activity; 212 Window window; 213 Activity parent; 214 String embeddedID; 215 Activity.NonConfigurationInstances lastNonConfigurationInstances; 216 boolean paused; 217 boolean stopped; 218 boolean hideForNow; 219 Configuration newConfig; 220 Configuration createdConfig; 221 ActivityClientRecord nextIdle; 222 223 ActivityInfo activityInfo; 224 LoadedApk packageInfo; 225 226 List<ResultInfo> pendingResults; 227 List<Intent> pendingIntents; 228 229 boolean startsNotResumed; 230 boolean isForward; 231 int pendingConfigChanges; 232 boolean onlyLocalRequest; 233 234 View mPendingRemoveWindow; 235 WindowManager mPendingRemoveWindowManager; 236 237 ActivityClientRecord() { 238 parent = null; 239 embeddedID = null; 240 paused = false; 241 stopped = false; 242 hideForNow = false; 243 nextIdle = null; 244 } 245 246 public boolean isPreHoneycomb() { 247 if (activity != null) { 248 return activity.getApplicationInfo().targetSdkVersion 249 < android.os.Build.VERSION_CODES.HONEYCOMB; 250 } 251 return false; 252 } 253 254 public String toString() { 255 ComponentName componentName = intent.getComponent(); 256 return "ActivityRecord{" 257 + Integer.toHexString(System.identityHashCode(this)) 258 + " token=" + token + " " + (componentName == null 259 ? "no component name" : componentName.toShortString()) 260 + "}"; 261 } 262 } 263 264 private final class ProviderClientRecord implements IBinder.DeathRecipient { 265 final String mName; 266 final IContentProvider mProvider; 267 final ContentProvider mLocalProvider; 268 269 ProviderClientRecord(String name, IContentProvider provider, 270 ContentProvider localProvider) { 271 mName = name; 272 mProvider = provider; 273 mLocalProvider = localProvider; 274 } 275 276 public void binderDied() { 277 removeDeadProvider(mName, mProvider); 278 } 279 } 280 281 private static final class NewIntentData { 282 List<Intent> intents; 283 IBinder token; 284 public String toString() { 285 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 286 } 287 } 288 289 private static final class ReceiverData extends BroadcastReceiver.PendingResult { 290 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 291 boolean ordered, boolean sticky, IBinder token) { 292 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 293 this.intent = intent; 294 } 295 296 Intent intent; 297 ActivityInfo info; 298 public String toString() { 299 return "ReceiverData{intent=" + intent + " packageName=" + 300 info.packageName + " resultCode=" + getResultCode() 301 + " resultData=" + getResultData() + " resultExtras=" 302 + getResultExtras(false) + "}"; 303 } 304 } 305 306 private static final class CreateBackupAgentData { 307 ApplicationInfo appInfo; 308 int backupMode; 309 public String toString() { 310 return "CreateBackupAgentData{appInfo=" + appInfo 311 + " backupAgent=" + appInfo.backupAgentName 312 + " mode=" + backupMode + "}"; 313 } 314 } 315 316 private static final class CreateServiceData { 317 IBinder token; 318 ServiceInfo info; 319 Intent intent; 320 public String toString() { 321 return "CreateServiceData{token=" + token + " className=" 322 + info.name + " packageName=" + info.packageName 323 + " intent=" + intent + "}"; 324 } 325 } 326 327 private static final class BindServiceData { 328 IBinder token; 329 Intent intent; 330 boolean rebind; 331 public String toString() { 332 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 333 } 334 } 335 336 private static final class ServiceArgsData { 337 IBinder token; 338 int startId; 339 int flags; 340 Intent args; 341 public String toString() { 342 return "ServiceArgsData{token=" + token + " startId=" + startId 343 + " args=" + args + "}"; 344 } 345 } 346 347 private static final class AppBindData { 348 LoadedApk info; 349 String processName; 350 ApplicationInfo appInfo; 351 List<ProviderInfo> providers; 352 ComponentName instrumentationName; 353 String profileFile; 354 Bundle instrumentationArgs; 355 IInstrumentationWatcher instrumentationWatcher; 356 int debugMode; 357 boolean restrictedBackupMode; 358 Configuration config; 359 boolean handlingProfiling; 360 public String toString() { 361 return "AppBindData{appInfo=" + appInfo + "}"; 362 } 363 } 364 365 private static final class DumpComponentInfo { 366 ParcelFileDescriptor fd; 367 IBinder token; 368 String prefix; 369 String[] args; 370 } 371 372 private static final class ResultData { 373 IBinder token; 374 List<ResultInfo> results; 375 public String toString() { 376 return "ResultData{token=" + token + " results" + results + "}"; 377 } 378 } 379 380 private static final class ContextCleanupInfo { 381 ContextImpl context; 382 String what; 383 String who; 384 } 385 386 private static final class ProfilerControlData { 387 String path; 388 ParcelFileDescriptor fd; 389 } 390 391 private static final class DumpHeapData { 392 String path; 393 ParcelFileDescriptor fd; 394 } 395 396 native private void dumpGraphicsInfo(FileDescriptor fd); 397 398 private final class ApplicationThread extends ApplicationThreadNative { 399 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 400 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 401 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 402 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 403 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 404 405 // Formatting for checkin service - update version if row format changes 406 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 407 408 public final void schedulePauseActivity(IBinder token, boolean finished, 409 boolean userLeaving, int configChanges) { 410 queueOrSendMessage( 411 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 412 token, 413 (userLeaving ? 1 : 0), 414 configChanges); 415 } 416 417 public final void scheduleStopActivity(IBinder token, boolean showWindow, 418 int configChanges) { 419 queueOrSendMessage( 420 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 421 token, 0, configChanges); 422 } 423 424 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 425 queueOrSendMessage( 426 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 427 token); 428 } 429 430 public final void scheduleSleeping(IBinder token, boolean sleeping) { 431 queueOrSendMessage(H.SLEEPING, token, sleeping ? 1 : 0); 432 } 433 434 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 435 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 436 } 437 438 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 439 ResultData res = new ResultData(); 440 res.token = token; 441 res.results = results; 442 queueOrSendMessage(H.SEND_RESULT, res); 443 } 444 445 // we use token to identify this activity without having to send the 446 // activity itself back to the activity manager. (matters more with ipc) 447 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 448 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 449 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 450 ActivityClientRecord r = new ActivityClientRecord(); 451 452 r.token = token; 453 r.ident = ident; 454 r.intent = intent; 455 r.activityInfo = info; 456 r.state = state; 457 458 r.pendingResults = pendingResults; 459 r.pendingIntents = pendingNewIntents; 460 461 r.startsNotResumed = notResumed; 462 r.isForward = isForward; 463 464 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 465 } 466 467 public final void scheduleRelaunchActivity(IBinder token, 468 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 469 int configChanges, boolean notResumed, Configuration config) { 470 requestRelaunchActivity(token, pendingResults, pendingNewIntents, 471 configChanges, notResumed, config, true); 472 } 473 474 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 475 NewIntentData data = new NewIntentData(); 476 data.intents = intents; 477 data.token = token; 478 479 queueOrSendMessage(H.NEW_INTENT, data); 480 } 481 482 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 483 int configChanges) { 484 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 485 configChanges); 486 } 487 488 public final void scheduleReceiver(Intent intent, ActivityInfo info, 489 int resultCode, String data, Bundle extras, boolean sync) { 490 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 491 sync, false, mAppThread.asBinder()); 492 r.info = info; 493 queueOrSendMessage(H.RECEIVER, r); 494 } 495 496 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 497 CreateBackupAgentData d = new CreateBackupAgentData(); 498 d.appInfo = app; 499 d.backupMode = backupMode; 500 501 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 502 } 503 504 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 505 CreateBackupAgentData d = new CreateBackupAgentData(); 506 d.appInfo = app; 507 508 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 509 } 510 511 public final void scheduleCreateService(IBinder token, 512 ServiceInfo info) { 513 CreateServiceData s = new CreateServiceData(); 514 s.token = token; 515 s.info = info; 516 517 queueOrSendMessage(H.CREATE_SERVICE, s); 518 } 519 520 public final void scheduleBindService(IBinder token, Intent intent, 521 boolean rebind) { 522 BindServiceData s = new BindServiceData(); 523 s.token = token; 524 s.intent = intent; 525 s.rebind = rebind; 526 527 queueOrSendMessage(H.BIND_SERVICE, s); 528 } 529 530 public final void scheduleUnbindService(IBinder token, Intent intent) { 531 BindServiceData s = new BindServiceData(); 532 s.token = token; 533 s.intent = intent; 534 535 queueOrSendMessage(H.UNBIND_SERVICE, s); 536 } 537 538 public final void scheduleServiceArgs(IBinder token, int startId, 539 int flags ,Intent args) { 540 ServiceArgsData s = new ServiceArgsData(); 541 s.token = token; 542 s.startId = startId; 543 s.flags = flags; 544 s.args = args; 545 546 queueOrSendMessage(H.SERVICE_ARGS, s); 547 } 548 549 public final void scheduleStopService(IBinder token) { 550 queueOrSendMessage(H.STOP_SERVICE, token); 551 } 552 553 public final void bindApplication(String processName, 554 ApplicationInfo appInfo, List<ProviderInfo> providers, 555 ComponentName instrumentationName, String profileFile, 556 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 557 int debugMode, boolean isRestrictedBackupMode, Configuration config, 558 Map<String, IBinder> services, Bundle coreSettings) { 559 560 if (services != null) { 561 // Setup the service cache in the ServiceManager 562 ServiceManager.initServiceCache(services); 563 } 564 565 setCoreSettings(coreSettings); 566 567 AppBindData data = new AppBindData(); 568 data.processName = processName; 569 data.appInfo = appInfo; 570 data.providers = providers; 571 data.instrumentationName = instrumentationName; 572 data.profileFile = profileFile; 573 data.instrumentationArgs = instrumentationArgs; 574 data.instrumentationWatcher = instrumentationWatcher; 575 data.debugMode = debugMode; 576 data.restrictedBackupMode = isRestrictedBackupMode; 577 data.config = config; 578 queueOrSendMessage(H.BIND_APPLICATION, data); 579 } 580 581 public final void scheduleExit() { 582 queueOrSendMessage(H.EXIT_APPLICATION, null); 583 } 584 585 public final void scheduleSuicide() { 586 queueOrSendMessage(H.SUICIDE, null); 587 } 588 589 public void requestThumbnail(IBinder token) { 590 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 591 } 592 593 public void scheduleConfigurationChanged(Configuration config) { 594 synchronized (mPackages) { 595 if (mPendingConfiguration == null || 596 mPendingConfiguration.isOtherSeqNewer(config)) { 597 mPendingConfiguration = config; 598 } 599 } 600 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 601 } 602 603 public void updateTimeZone() { 604 TimeZone.setDefault(null); 605 } 606 607 public void clearDnsCache() { 608 // a non-standard API to get this to libcore 609 InetAddress.clearDnsCache(); 610 } 611 612 public void setHttpProxy(String host, String port, String exclList) { 613 Proxy.setHttpProxySystemProperty(host, port, exclList); 614 } 615 616 public void processInBackground() { 617 mH.removeMessages(H.GC_WHEN_IDLE); 618 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 619 } 620 621 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 622 DumpComponentInfo data = new DumpComponentInfo(); 623 try { 624 data.fd = ParcelFileDescriptor.dup(fd); 625 data.token = servicetoken; 626 data.args = args; 627 queueOrSendMessage(H.DUMP_SERVICE, data); 628 } catch (IOException e) { 629 Slog.w(TAG, "dumpService failed", e); 630 } 631 } 632 633 // This function exists to make sure all receiver dispatching is 634 // correctly ordered, since these are one-way calls and the binder driver 635 // applies transaction ordering per object for such calls. 636 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 637 int resultCode, String dataStr, Bundle extras, boolean ordered, 638 boolean sticky) throws RemoteException { 639 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 640 } 641 642 public void scheduleLowMemory() { 643 queueOrSendMessage(H.LOW_MEMORY, null); 644 } 645 646 public void scheduleActivityConfigurationChanged(IBinder token) { 647 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 648 } 649 650 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 651 ProfilerControlData pcd = new ProfilerControlData(); 652 pcd.path = path; 653 pcd.fd = fd; 654 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 655 } 656 657 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 658 DumpHeapData dhd = new DumpHeapData(); 659 dhd.path = path; 660 dhd.fd = fd; 661 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 662 } 663 664 public void setSchedulingGroup(int group) { 665 // Note: do this immediately, since going into the foreground 666 // should happen regardless of what pending work we have to do 667 // and the activity manager will wait for us to report back that 668 // we are done before sending us to the background. 669 try { 670 Process.setProcessGroup(Process.myPid(), group); 671 } catch (Exception e) { 672 Slog.w(TAG, "Failed setting process group to " + group, e); 673 } 674 } 675 676 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 677 Debug.getMemoryInfo(outInfo); 678 } 679 680 public void dispatchPackageBroadcast(int cmd, String[] packages) { 681 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 682 } 683 684 public void scheduleCrash(String msg) { 685 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 686 } 687 688 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, 689 String prefix, String[] args) { 690 DumpComponentInfo data = new DumpComponentInfo(); 691 try { 692 data.fd = ParcelFileDescriptor.dup(fd); 693 data.token = activitytoken; 694 data.prefix = prefix; 695 data.args = args; 696 queueOrSendMessage(H.DUMP_ACTIVITY, data); 697 } catch (IOException e) { 698 Slog.w(TAG, "dumpActivity failed", e); 699 } 700 } 701 702 @Override 703 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 704 if (args != null && args.length == 1 && args[0].equals("graphics")) { 705 pw.flush(); 706 dumpGraphicsInfo(fd); 707 return; 708 } 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 public void setCoreSettings(Bundle coreSettings) { 897 queueOrSendMessage(H.SET_CORE_SETTINGS, coreSettings); 898 } 899 } 900 901 private final class H extends Handler { 902 public static final int LAUNCH_ACTIVITY = 100; 903 public static final int PAUSE_ACTIVITY = 101; 904 public static final int PAUSE_ACTIVITY_FINISHING= 102; 905 public static final int STOP_ACTIVITY_SHOW = 103; 906 public static final int STOP_ACTIVITY_HIDE = 104; 907 public static final int SHOW_WINDOW = 105; 908 public static final int HIDE_WINDOW = 106; 909 public static final int RESUME_ACTIVITY = 107; 910 public static final int SEND_RESULT = 108; 911 public static final int DESTROY_ACTIVITY = 109; 912 public static final int BIND_APPLICATION = 110; 913 public static final int EXIT_APPLICATION = 111; 914 public static final int NEW_INTENT = 112; 915 public static final int RECEIVER = 113; 916 public static final int CREATE_SERVICE = 114; 917 public static final int SERVICE_ARGS = 115; 918 public static final int STOP_SERVICE = 116; 919 public static final int REQUEST_THUMBNAIL = 117; 920 public static final int CONFIGURATION_CHANGED = 118; 921 public static final int CLEAN_UP_CONTEXT = 119; 922 public static final int GC_WHEN_IDLE = 120; 923 public static final int BIND_SERVICE = 121; 924 public static final int UNBIND_SERVICE = 122; 925 public static final int DUMP_SERVICE = 123; 926 public static final int LOW_MEMORY = 124; 927 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 928 public static final int RELAUNCH_ACTIVITY = 126; 929 public static final int PROFILER_CONTROL = 127; 930 public static final int CREATE_BACKUP_AGENT = 128; 931 public static final int DESTROY_BACKUP_AGENT = 129; 932 public static final int SUICIDE = 130; 933 public static final int REMOVE_PROVIDER = 131; 934 public static final int ENABLE_JIT = 132; 935 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 936 public static final int SCHEDULE_CRASH = 134; 937 public static final int DUMP_HEAP = 135; 938 public static final int DUMP_ACTIVITY = 136; 939 public static final int SLEEPING = 137; 940 public static final int SET_CORE_SETTINGS = 138; 941 String codeToString(int code) { 942 if (DEBUG_MESSAGES) { 943 switch (code) { 944 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 945 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 946 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 947 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 948 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 949 case SHOW_WINDOW: return "SHOW_WINDOW"; 950 case HIDE_WINDOW: return "HIDE_WINDOW"; 951 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 952 case SEND_RESULT: return "SEND_RESULT"; 953 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 954 case BIND_APPLICATION: return "BIND_APPLICATION"; 955 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 956 case NEW_INTENT: return "NEW_INTENT"; 957 case RECEIVER: return "RECEIVER"; 958 case CREATE_SERVICE: return "CREATE_SERVICE"; 959 case SERVICE_ARGS: return "SERVICE_ARGS"; 960 case STOP_SERVICE: return "STOP_SERVICE"; 961 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 962 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 963 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 964 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 965 case BIND_SERVICE: return "BIND_SERVICE"; 966 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 967 case DUMP_SERVICE: return "DUMP_SERVICE"; 968 case LOW_MEMORY: return "LOW_MEMORY"; 969 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 970 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 971 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 972 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 973 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 974 case SUICIDE: return "SUICIDE"; 975 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 976 case ENABLE_JIT: return "ENABLE_JIT"; 977 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 978 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 979 case DUMP_HEAP: return "DUMP_HEAP"; 980 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 981 case SLEEPING: return "SLEEPING"; 982 case SET_CORE_SETTINGS: return "SET_CORE_SETTINGS"; 983 } 984 } 985 return "(unknown)"; 986 } 987 public void handleMessage(Message msg) { 988 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 989 switch (msg.what) { 990 case LAUNCH_ACTIVITY: { 991 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 992 993 r.packageInfo = getPackageInfoNoCheck( 994 r.activityInfo.applicationInfo); 995 handleLaunchActivity(r, null); 996 } break; 997 case RELAUNCH_ACTIVITY: { 998 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 999 handleRelaunchActivity(r); 1000 } break; 1001 case PAUSE_ACTIVITY: 1002 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 1003 maybeSnapshot(); 1004 break; 1005 case PAUSE_ACTIVITY_FINISHING: 1006 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 1007 break; 1008 case STOP_ACTIVITY_SHOW: 1009 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 1010 break; 1011 case STOP_ACTIVITY_HIDE: 1012 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 1013 break; 1014 case SHOW_WINDOW: 1015 handleWindowVisibility((IBinder)msg.obj, true); 1016 break; 1017 case HIDE_WINDOW: 1018 handleWindowVisibility((IBinder)msg.obj, false); 1019 break; 1020 case RESUME_ACTIVITY: 1021 handleResumeActivity((IBinder)msg.obj, true, 1022 msg.arg1 != 0); 1023 break; 1024 case SEND_RESULT: 1025 handleSendResult((ResultData)msg.obj); 1026 break; 1027 case DESTROY_ACTIVITY: 1028 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1029 msg.arg2, false); 1030 break; 1031 case BIND_APPLICATION: 1032 AppBindData data = (AppBindData)msg.obj; 1033 handleBindApplication(data); 1034 break; 1035 case EXIT_APPLICATION: 1036 if (mInitialApplication != null) { 1037 mInitialApplication.onTerminate(); 1038 } 1039 Looper.myLooper().quit(); 1040 break; 1041 case NEW_INTENT: 1042 handleNewIntent((NewIntentData)msg.obj); 1043 break; 1044 case RECEIVER: 1045 handleReceiver((ReceiverData)msg.obj); 1046 maybeSnapshot(); 1047 break; 1048 case CREATE_SERVICE: 1049 handleCreateService((CreateServiceData)msg.obj); 1050 break; 1051 case BIND_SERVICE: 1052 handleBindService((BindServiceData)msg.obj); 1053 break; 1054 case UNBIND_SERVICE: 1055 handleUnbindService((BindServiceData)msg.obj); 1056 break; 1057 case SERVICE_ARGS: 1058 handleServiceArgs((ServiceArgsData)msg.obj); 1059 break; 1060 case STOP_SERVICE: 1061 handleStopService((IBinder)msg.obj); 1062 maybeSnapshot(); 1063 break; 1064 case REQUEST_THUMBNAIL: 1065 handleRequestThumbnail((IBinder)msg.obj); 1066 break; 1067 case CONFIGURATION_CHANGED: 1068 handleConfigurationChanged((Configuration)msg.obj); 1069 break; 1070 case CLEAN_UP_CONTEXT: 1071 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1072 cci.context.performFinalCleanup(cci.who, cci.what); 1073 break; 1074 case GC_WHEN_IDLE: 1075 scheduleGcIdler(); 1076 break; 1077 case DUMP_SERVICE: 1078 handleDumpService((DumpComponentInfo)msg.obj); 1079 break; 1080 case LOW_MEMORY: 1081 handleLowMemory(); 1082 break; 1083 case ACTIVITY_CONFIGURATION_CHANGED: 1084 handleActivityConfigurationChanged((IBinder)msg.obj); 1085 break; 1086 case PROFILER_CONTROL: 1087 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1088 break; 1089 case CREATE_BACKUP_AGENT: 1090 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1091 break; 1092 case DESTROY_BACKUP_AGENT: 1093 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1094 break; 1095 case SUICIDE: 1096 Process.killProcess(Process.myPid()); 1097 break; 1098 case REMOVE_PROVIDER: 1099 completeRemoveProvider((IContentProvider)msg.obj); 1100 break; 1101 case ENABLE_JIT: 1102 ensureJitEnabled(); 1103 break; 1104 case DISPATCH_PACKAGE_BROADCAST: 1105 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1106 break; 1107 case SCHEDULE_CRASH: 1108 throw new RemoteServiceException((String)msg.obj); 1109 case DUMP_HEAP: 1110 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1111 break; 1112 case DUMP_ACTIVITY: 1113 handleDumpActivity((DumpComponentInfo)msg.obj); 1114 break; 1115 case SLEEPING: 1116 handleSleeping((IBinder)msg.obj, msg.arg1 != 0); 1117 break; 1118 case SET_CORE_SETTINGS: 1119 handleSetCoreSettings((Bundle) msg.obj); 1120 break; 1121 } 1122 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1123 } 1124 1125 private void maybeSnapshot() { 1126 if (mBoundApplication != null && SamplingProfilerIntegration.isEnabled()) { 1127 // convert the *private* ActivityThread.PackageInfo to *public* known 1128 // android.content.pm.PackageInfo 1129 String packageName = mBoundApplication.info.mPackageName; 1130 android.content.pm.PackageInfo packageInfo = null; 1131 try { 1132 Context context = getSystemContext(); 1133 if(context == null) { 1134 Log.e(TAG, "cannot get a valid context"); 1135 return; 1136 } 1137 PackageManager pm = context.getPackageManager(); 1138 if(pm == null) { 1139 Log.e(TAG, "cannot get a valid PackageManager"); 1140 return; 1141 } 1142 packageInfo = pm.getPackageInfo( 1143 packageName, PackageManager.GET_ACTIVITIES); 1144 } catch (NameNotFoundException e) { 1145 Log.e(TAG, "cannot get package info for " + packageName, e); 1146 } 1147 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1148 } 1149 } 1150 } 1151 1152 private final class Idler implements MessageQueue.IdleHandler { 1153 public final boolean queueIdle() { 1154 ActivityClientRecord a = mNewActivities; 1155 if (a != null) { 1156 mNewActivities = null; 1157 IActivityManager am = ActivityManagerNative.getDefault(); 1158 ActivityClientRecord prev; 1159 do { 1160 if (localLOGV) Slog.v( 1161 TAG, "Reporting idle of " + a + 1162 " finished=" + 1163 (a.activity != null ? a.activity.mFinished : false)); 1164 if (a.activity != null && !a.activity.mFinished) { 1165 try { 1166 am.activityIdle(a.token, a.createdConfig); 1167 a.createdConfig = null; 1168 } catch (RemoteException ex) { 1169 } 1170 } 1171 prev = a; 1172 a = a.nextIdle; 1173 prev.nextIdle = null; 1174 } while (a != null); 1175 } 1176 ensureJitEnabled(); 1177 return false; 1178 } 1179 } 1180 1181 final class GcIdler implements MessageQueue.IdleHandler { 1182 public final boolean queueIdle() { 1183 doGcIfNeeded(); 1184 return false; 1185 } 1186 } 1187 1188 private final static class ResourcesKey { 1189 final private String mResDir; 1190 final private float mScale; 1191 final private int mHash; 1192 1193 ResourcesKey(String resDir, float scale) { 1194 mResDir = resDir; 1195 mScale = scale; 1196 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1197 } 1198 1199 @Override 1200 public int hashCode() { 1201 return mHash; 1202 } 1203 1204 @Override 1205 public boolean equals(Object obj) { 1206 if (!(obj instanceof ResourcesKey)) { 1207 return false; 1208 } 1209 ResourcesKey peer = (ResourcesKey) obj; 1210 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1211 } 1212 } 1213 1214 public static final ActivityThread currentActivityThread() { 1215 return sThreadLocal.get(); 1216 } 1217 1218 public static final String currentPackageName() { 1219 ActivityThread am = currentActivityThread(); 1220 return (am != null && am.mBoundApplication != null) 1221 ? am.mBoundApplication.processName : null; 1222 } 1223 1224 public static final Application currentApplication() { 1225 ActivityThread am = currentActivityThread(); 1226 return am != null ? am.mInitialApplication : null; 1227 } 1228 1229 public static IPackageManager getPackageManager() { 1230 if (sPackageManager != null) { 1231 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1232 return sPackageManager; 1233 } 1234 IBinder b = ServiceManager.getService("package"); 1235 //Slog.v("PackageManager", "default service binder = " + b); 1236 sPackageManager = IPackageManager.Stub.asInterface(b); 1237 //Slog.v("PackageManager", "default service = " + sPackageManager); 1238 return sPackageManager; 1239 } 1240 1241 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1242 if (mDisplayMetrics != null && !forceUpdate) { 1243 return mDisplayMetrics; 1244 } 1245 if (mDisplay == null) { 1246 WindowManager wm = WindowManagerImpl.getDefault(); 1247 mDisplay = wm.getDefaultDisplay(); 1248 } 1249 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1250 mDisplay.getMetrics(metrics); 1251 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1252 // + metrics.heightPixels + " den=" + metrics.density 1253 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1254 return metrics; 1255 } 1256 1257 /** 1258 * Creates the top level Resources for applications with the given compatibility info. 1259 * 1260 * @param resDir the resource directory. 1261 * @param compInfo the compability info. It will use the default compatibility info when it's 1262 * null. 1263 */ 1264 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1265 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1266 Resources r; 1267 synchronized (mPackages) { 1268 // Resources is app scale dependent. 1269 if (false) { 1270 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1271 + compInfo.applicationScale); 1272 } 1273 WeakReference<Resources> wr = mActiveResources.get(key); 1274 r = wr != null ? wr.get() : null; 1275 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1276 if (r != null && r.getAssets().isUpToDate()) { 1277 if (false) { 1278 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1279 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1280 } 1281 return r; 1282 } 1283 } 1284 1285 //if (r != null) { 1286 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1287 // + r + " " + resDir); 1288 //} 1289 1290 AssetManager assets = new AssetManager(); 1291 if (assets.addAssetPath(resDir) == 0) { 1292 return null; 1293 } 1294 1295 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1296 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1297 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1298 if (false) { 1299 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1300 + r.getConfiguration() + " appScale=" 1301 + r.getCompatibilityInfo().applicationScale); 1302 } 1303 1304 synchronized (mPackages) { 1305 WeakReference<Resources> wr = mActiveResources.get(key); 1306 Resources existing = wr != null ? wr.get() : null; 1307 if (existing != null && existing.getAssets().isUpToDate()) { 1308 // Someone else already created the resources while we were 1309 // unlocked; go ahead and use theirs. 1310 r.getAssets().close(); 1311 return existing; 1312 } 1313 1314 // XXX need to remove entries when weak references go away 1315 mActiveResources.put(key, new WeakReference<Resources>(r)); 1316 return r; 1317 } 1318 } 1319 1320 /** 1321 * Creates the top level resources for the given package. 1322 */ 1323 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1324 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1325 } 1326 1327 final Handler getHandler() { 1328 return mH; 1329 } 1330 1331 public final LoadedApk getPackageInfo(String packageName, int flags) { 1332 synchronized (mPackages) { 1333 WeakReference<LoadedApk> ref; 1334 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1335 ref = mPackages.get(packageName); 1336 } else { 1337 ref = mResourcePackages.get(packageName); 1338 } 1339 LoadedApk packageInfo = ref != null ? ref.get() : null; 1340 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1341 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1342 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1343 if (packageInfo != null && (packageInfo.mResources == null 1344 || packageInfo.mResources.getAssets().isUpToDate())) { 1345 if (packageInfo.isSecurityViolation() 1346 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1347 throw new SecurityException( 1348 "Requesting code from " + packageName 1349 + " to be run in process " 1350 + mBoundApplication.processName 1351 + "/" + mBoundApplication.appInfo.uid); 1352 } 1353 return packageInfo; 1354 } 1355 } 1356 1357 ApplicationInfo ai = null; 1358 try { 1359 ai = getPackageManager().getApplicationInfo(packageName, 1360 PackageManager.GET_SHARED_LIBRARY_FILES); 1361 } catch (RemoteException e) { 1362 } 1363 1364 if (ai != null) { 1365 return getPackageInfo(ai, flags); 1366 } 1367 1368 return null; 1369 } 1370 1371 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1372 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1373 boolean securityViolation = includeCode && ai.uid != 0 1374 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1375 ? ai.uid != mBoundApplication.appInfo.uid : true); 1376 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1377 |Context.CONTEXT_IGNORE_SECURITY)) 1378 == Context.CONTEXT_INCLUDE_CODE) { 1379 if (securityViolation) { 1380 String msg = "Requesting code from " + ai.packageName 1381 + " (with uid " + ai.uid + ")"; 1382 if (mBoundApplication != null) { 1383 msg = msg + " to be run in process " 1384 + mBoundApplication.processName + " (with uid " 1385 + mBoundApplication.appInfo.uid + ")"; 1386 } 1387 throw new SecurityException(msg); 1388 } 1389 } 1390 return getPackageInfo(ai, null, securityViolation, includeCode); 1391 } 1392 1393 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1394 return getPackageInfo(ai, null, false, true); 1395 } 1396 1397 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1398 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1399 synchronized (mPackages) { 1400 WeakReference<LoadedApk> ref; 1401 if (includeCode) { 1402 ref = mPackages.get(aInfo.packageName); 1403 } else { 1404 ref = mResourcePackages.get(aInfo.packageName); 1405 } 1406 LoadedApk packageInfo = ref != null ? ref.get() : null; 1407 if (packageInfo == null || (packageInfo.mResources != null 1408 && !packageInfo.mResources.getAssets().isUpToDate())) { 1409 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1410 : "Loading resource-only package ") + aInfo.packageName 1411 + " (in " + (mBoundApplication != null 1412 ? mBoundApplication.processName : null) 1413 + ")"); 1414 packageInfo = 1415 new LoadedApk(this, aInfo, this, baseLoader, 1416 securityViolation, includeCode && 1417 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1418 if (includeCode) { 1419 mPackages.put(aInfo.packageName, 1420 new WeakReference<LoadedApk>(packageInfo)); 1421 } else { 1422 mResourcePackages.put(aInfo.packageName, 1423 new WeakReference<LoadedApk>(packageInfo)); 1424 } 1425 } 1426 return packageInfo; 1427 } 1428 } 1429 1430 ActivityThread() { 1431 } 1432 1433 public ApplicationThread getApplicationThread() 1434 { 1435 return mAppThread; 1436 } 1437 1438 public Instrumentation getInstrumentation() 1439 { 1440 return mInstrumentation; 1441 } 1442 1443 public Configuration getConfiguration() { 1444 return mConfiguration; 1445 } 1446 1447 public boolean isProfiling() { 1448 return mBoundApplication != null && mBoundApplication.profileFile != null; 1449 } 1450 1451 public String getProfileFilePath() { 1452 return mBoundApplication.profileFile; 1453 } 1454 1455 public Looper getLooper() { 1456 return mLooper; 1457 } 1458 1459 public Application getApplication() { 1460 return mInitialApplication; 1461 } 1462 1463 public String getProcessName() { 1464 return mBoundApplication.processName; 1465 } 1466 1467 public ContextImpl getSystemContext() { 1468 synchronized (this) { 1469 if (mSystemContext == null) { 1470 ContextImpl context = 1471 ContextImpl.createSystemContext(this); 1472 LoadedApk info = new LoadedApk(this, "android", context, null); 1473 context.init(info, null, this); 1474 context.getResources().updateConfiguration( 1475 getConfiguration(), getDisplayMetricsLocked(false)); 1476 mSystemContext = context; 1477 //Slog.i(TAG, "Created system resources " + context.getResources() 1478 // + ": " + context.getResources().getConfiguration()); 1479 } 1480 } 1481 return mSystemContext; 1482 } 1483 1484 public void installSystemApplicationInfo(ApplicationInfo info) { 1485 synchronized (this) { 1486 ContextImpl context = getSystemContext(); 1487 context.init(new LoadedApk(this, "android", context, info), null, this); 1488 } 1489 } 1490 1491 void ensureJitEnabled() { 1492 if (!mJitEnabled) { 1493 mJitEnabled = true; 1494 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1495 } 1496 } 1497 1498 void scheduleGcIdler() { 1499 if (!mGcIdlerScheduled) { 1500 mGcIdlerScheduled = true; 1501 Looper.myQueue().addIdleHandler(mGcIdler); 1502 } 1503 mH.removeMessages(H.GC_WHEN_IDLE); 1504 } 1505 1506 void unscheduleGcIdler() { 1507 if (mGcIdlerScheduled) { 1508 mGcIdlerScheduled = false; 1509 Looper.myQueue().removeIdleHandler(mGcIdler); 1510 } 1511 mH.removeMessages(H.GC_WHEN_IDLE); 1512 } 1513 1514 void doGcIfNeeded() { 1515 mGcIdlerScheduled = false; 1516 final long now = SystemClock.uptimeMillis(); 1517 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1518 // + "m now=" + now); 1519 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1520 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1521 BinderInternal.forceGc("bg"); 1522 } 1523 } 1524 1525 public void registerOnActivityPausedListener(Activity activity, 1526 OnActivityPausedListener listener) { 1527 synchronized (mOnPauseListeners) { 1528 ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity); 1529 if (list == null) { 1530 list = new ArrayList<OnActivityPausedListener>(); 1531 mOnPauseListeners.put(activity, list); 1532 } 1533 list.add(listener); 1534 } 1535 } 1536 1537 public void unregisterOnActivityPausedListener(Activity activity, 1538 OnActivityPausedListener listener) { 1539 synchronized (mOnPauseListeners) { 1540 ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity); 1541 if (list != null) { 1542 list.remove(listener); 1543 } 1544 } 1545 } 1546 1547 public final ActivityInfo resolveActivityInfo(Intent intent) { 1548 ActivityInfo aInfo = intent.resolveActivityInfo( 1549 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1550 if (aInfo == null) { 1551 // Throw an exception. 1552 Instrumentation.checkStartActivityResult( 1553 IActivityManager.START_CLASS_NOT_FOUND, intent); 1554 } 1555 return aInfo; 1556 } 1557 1558 public final Activity startActivityNow(Activity parent, String id, 1559 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1560 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1561 ActivityClientRecord r = new ActivityClientRecord(); 1562 r.token = token; 1563 r.ident = 0; 1564 r.intent = intent; 1565 r.state = state; 1566 r.parent = parent; 1567 r.embeddedID = id; 1568 r.activityInfo = activityInfo; 1569 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1570 if (localLOGV) { 1571 ComponentName compname = intent.getComponent(); 1572 String name; 1573 if (compname != null) { 1574 name = compname.toShortString(); 1575 } else { 1576 name = "(Intent " + intent + ").getComponent() returned null"; 1577 } 1578 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1579 + ", comp=" + name 1580 + ", token=" + token); 1581 } 1582 return performLaunchActivity(r, null); 1583 } 1584 1585 public final Activity getActivity(IBinder token) { 1586 return mActivities.get(token).activity; 1587 } 1588 1589 public final void sendActivityResult( 1590 IBinder token, String id, int requestCode, 1591 int resultCode, Intent data) { 1592 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1593 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1594 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1595 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1596 mAppThread.scheduleSendResult(token, list); 1597 } 1598 1599 // if the thread hasn't started yet, we don't have the handler, so just 1600 // save the messages until we're ready. 1601 private final void queueOrSendMessage(int what, Object obj) { 1602 queueOrSendMessage(what, obj, 0, 0); 1603 } 1604 1605 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1606 queueOrSendMessage(what, obj, arg1, 0); 1607 } 1608 1609 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1610 synchronized (this) { 1611 if (DEBUG_MESSAGES) Slog.v( 1612 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1613 + ": " + arg1 + " / " + obj); 1614 Message msg = Message.obtain(); 1615 msg.what = what; 1616 msg.obj = obj; 1617 msg.arg1 = arg1; 1618 msg.arg2 = arg2; 1619 mH.sendMessage(msg); 1620 } 1621 } 1622 1623 final void scheduleContextCleanup(ContextImpl context, String who, 1624 String what) { 1625 ContextCleanupInfo cci = new ContextCleanupInfo(); 1626 cci.context = context; 1627 cci.who = who; 1628 cci.what = what; 1629 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1630 } 1631 1632 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1633 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1634 1635 ActivityInfo aInfo = r.activityInfo; 1636 if (r.packageInfo == null) { 1637 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1638 Context.CONTEXT_INCLUDE_CODE); 1639 } 1640 1641 ComponentName component = r.intent.getComponent(); 1642 if (component == null) { 1643 component = r.intent.resolveActivity( 1644 mInitialApplication.getPackageManager()); 1645 r.intent.setComponent(component); 1646 } 1647 1648 if (r.activityInfo.targetActivity != null) { 1649 component = new ComponentName(r.activityInfo.packageName, 1650 r.activityInfo.targetActivity); 1651 } 1652 1653 Activity activity = null; 1654 try { 1655 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1656 activity = mInstrumentation.newActivity( 1657 cl, component.getClassName(), r.intent); 1658 StrictMode.incrementExpectedActivityCount(activity.getClass()); 1659 r.intent.setExtrasClassLoader(cl); 1660 if (r.state != null) { 1661 r.state.setClassLoader(cl); 1662 } 1663 } catch (Exception e) { 1664 if (!mInstrumentation.onException(activity, e)) { 1665 throw new RuntimeException( 1666 "Unable to instantiate activity " + component 1667 + ": " + e.toString(), e); 1668 } 1669 } 1670 1671 try { 1672 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1673 1674 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1675 if (localLOGV) Slog.v( 1676 TAG, r + ": app=" + app 1677 + ", appName=" + app.getPackageName() 1678 + ", pkg=" + r.packageInfo.getPackageName() 1679 + ", comp=" + r.intent.getComponent().toShortString() 1680 + ", dir=" + r.packageInfo.getAppDir()); 1681 1682 if (activity != null) { 1683 ContextImpl appContext = new ContextImpl(); 1684 appContext.init(r.packageInfo, r.token, this); 1685 appContext.setOuterContext(activity); 1686 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1687 Configuration config = new Configuration(mConfiguration); 1688 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1689 + r.activityInfo.name + " with config " + config); 1690 activity.attach(appContext, this, getInstrumentation(), r.token, 1691 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1692 r.embeddedID, r.lastNonConfigurationInstances, config); 1693 1694 if (customIntent != null) { 1695 activity.mIntent = customIntent; 1696 } 1697 r.lastNonConfigurationInstances = null; 1698 activity.mStartedActivity = false; 1699 int theme = r.activityInfo.getThemeResource(); 1700 if (theme != 0) { 1701 activity.setTheme(theme); 1702 } 1703 1704 activity.mCalled = false; 1705 mInstrumentation.callActivityOnCreate(activity, r.state); 1706 if (!activity.mCalled) { 1707 throw new SuperNotCalledException( 1708 "Activity " + r.intent.getComponent().toShortString() + 1709 " did not call through to super.onCreate()"); 1710 } 1711 r.activity = activity; 1712 r.stopped = true; 1713 if (!r.activity.mFinished) { 1714 activity.performStart(); 1715 r.stopped = false; 1716 } 1717 if (!r.activity.mFinished) { 1718 if (r.state != null) { 1719 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1720 } 1721 } 1722 if (!r.activity.mFinished) { 1723 activity.mCalled = false; 1724 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1725 if (!activity.mCalled) { 1726 throw new SuperNotCalledException( 1727 "Activity " + r.intent.getComponent().toShortString() + 1728 " did not call through to super.onPostCreate()"); 1729 } 1730 } 1731 } 1732 r.paused = true; 1733 1734 mActivities.put(r.token, r); 1735 1736 } catch (SuperNotCalledException e) { 1737 throw e; 1738 1739 } catch (Exception e) { 1740 if (!mInstrumentation.onException(activity, e)) { 1741 throw new RuntimeException( 1742 "Unable to start activity " + component 1743 + ": " + e.toString(), e); 1744 } 1745 } 1746 1747 return activity; 1748 } 1749 1750 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1751 // If we are getting ready to gc after going to the background, well 1752 // we are back active so skip it. 1753 unscheduleGcIdler(); 1754 1755 if (localLOGV) Slog.v( 1756 TAG, "Handling launch of " + r); 1757 Activity a = performLaunchActivity(r, customIntent); 1758 1759 if (a != null) { 1760 r.createdConfig = new Configuration(mConfiguration); 1761 Bundle oldState = r.state; 1762 handleResumeActivity(r.token, false, r.isForward); 1763 1764 if (!r.activity.mFinished && r.startsNotResumed) { 1765 // The activity manager actually wants this one to start out 1766 // paused, because it needs to be visible but isn't in the 1767 // foreground. We accomplish this by going through the 1768 // normal startup (because activities expect to go through 1769 // onResume() the first time they run, before their window 1770 // is displayed), and then pausing it. However, in this case 1771 // we do -not- need to do the full pause cycle (of freezing 1772 // and such) because the activity manager assumes it can just 1773 // retain the current state it has. 1774 try { 1775 r.activity.mCalled = false; 1776 mInstrumentation.callActivityOnPause(r.activity); 1777 // We need to keep around the original state, in case 1778 // we need to be created again. 1779 r.state = oldState; 1780 if (!r.activity.mCalled) { 1781 throw new SuperNotCalledException( 1782 "Activity " + r.intent.getComponent().toShortString() + 1783 " did not call through to super.onPause()"); 1784 } 1785 1786 } catch (SuperNotCalledException e) { 1787 throw e; 1788 1789 } catch (Exception e) { 1790 if (!mInstrumentation.onException(r.activity, e)) { 1791 throw new RuntimeException( 1792 "Unable to pause activity " 1793 + r.intent.getComponent().toShortString() 1794 + ": " + e.toString(), e); 1795 } 1796 } 1797 r.paused = true; 1798 } 1799 } else { 1800 // If there was an error, for any reason, tell the activity 1801 // manager to stop us. 1802 try { 1803 ActivityManagerNative.getDefault() 1804 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1805 } catch (RemoteException ex) { 1806 } 1807 } 1808 } 1809 1810 private final void deliverNewIntents(ActivityClientRecord r, 1811 List<Intent> intents) { 1812 final int N = intents.size(); 1813 for (int i=0; i<N; i++) { 1814 Intent intent = intents.get(i); 1815 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1816 r.activity.mFragments.noteStateNotSaved(); 1817 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1818 } 1819 } 1820 1821 public final void performNewIntents(IBinder token, 1822 List<Intent> intents) { 1823 ActivityClientRecord r = mActivities.get(token); 1824 if (r != null) { 1825 final boolean resumed = !r.paused; 1826 if (resumed) { 1827 r.activity.mTemporaryPause = true; 1828 mInstrumentation.callActivityOnPause(r.activity); 1829 } 1830 deliverNewIntents(r, intents); 1831 if (resumed) { 1832 mInstrumentation.callActivityOnResume(r.activity); 1833 r.activity.mTemporaryPause = false; 1834 } 1835 } 1836 } 1837 1838 private final void handleNewIntent(NewIntentData data) { 1839 performNewIntents(data.token, data.intents); 1840 } 1841 1842 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1843 1844 /** 1845 * Return the Intent that's currently being handled by a 1846 * BroadcastReceiver on this thread, or null if none. 1847 * @hide 1848 */ 1849 public static Intent getIntentBeingBroadcast() { 1850 return sCurrentBroadcastIntent.get(); 1851 } 1852 1853 private final void handleReceiver(ReceiverData data) { 1854 // If we are getting ready to gc after going to the background, well 1855 // we are back active so skip it. 1856 unscheduleGcIdler(); 1857 1858 String component = data.intent.getComponent().getClassName(); 1859 1860 LoadedApk packageInfo = getPackageInfoNoCheck( 1861 data.info.applicationInfo); 1862 1863 IActivityManager mgr = ActivityManagerNative.getDefault(); 1864 1865 BroadcastReceiver receiver = null; 1866 try { 1867 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1868 data.intent.setExtrasClassLoader(cl); 1869 data.setExtrasClassLoader(cl); 1870 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1871 } catch (Exception e) { 1872 if (DEBUG_BROADCAST) Slog.i(TAG, 1873 "Finishing failed broadcast to " + data.intent.getComponent()); 1874 data.sendFinished(mgr); 1875 throw new RuntimeException( 1876 "Unable to instantiate receiver " + component 1877 + ": " + e.toString(), e); 1878 } 1879 1880 try { 1881 Application app = packageInfo.makeApplication(false, mInstrumentation); 1882 1883 if (localLOGV) Slog.v( 1884 TAG, "Performing receive of " + data.intent 1885 + ": app=" + app 1886 + ", appName=" + app.getPackageName() 1887 + ", pkg=" + packageInfo.getPackageName() 1888 + ", comp=" + data.intent.getComponent().toShortString() 1889 + ", dir=" + packageInfo.getAppDir()); 1890 1891 ContextImpl context = (ContextImpl)app.getBaseContext(); 1892 sCurrentBroadcastIntent.set(data.intent); 1893 receiver.setPendingResult(data); 1894 receiver.onReceive(context.getReceiverRestrictedContext(), 1895 data.intent); 1896 } catch (Exception e) { 1897 if (DEBUG_BROADCAST) Slog.i(TAG, 1898 "Finishing failed broadcast to " + data.intent.getComponent()); 1899 data.sendFinished(mgr); 1900 if (!mInstrumentation.onException(receiver, e)) { 1901 throw new RuntimeException( 1902 "Unable to start receiver " + component 1903 + ": " + e.toString(), e); 1904 } 1905 } finally { 1906 sCurrentBroadcastIntent.set(null); 1907 } 1908 1909 if (receiver.getPendingResult() != null) { 1910 data.finish(); 1911 } 1912 } 1913 1914 // Instantiate a BackupAgent and tell it that it's alive 1915 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1916 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1917 1918 // no longer idle; we have backup work to do 1919 unscheduleGcIdler(); 1920 1921 // instantiate the BackupAgent class named in the manifest 1922 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1923 String packageName = packageInfo.mPackageName; 1924 if (mBackupAgents.get(packageName) != null) { 1925 Slog.d(TAG, "BackupAgent " + " for " + packageName 1926 + " already exists"); 1927 return; 1928 } 1929 1930 BackupAgent agent = null; 1931 String classname = data.appInfo.backupAgentName; 1932 if (classname == null) { 1933 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1934 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1935 + packageName); 1936 return; 1937 } 1938 classname = "android.app.FullBackupAgent"; 1939 } 1940 try { 1941 IBinder binder = null; 1942 try { 1943 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1944 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1945 1946 // set up the agent's context 1947 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1948 + data.appInfo.backupAgentName); 1949 1950 ContextImpl context = new ContextImpl(); 1951 context.init(packageInfo, null, this); 1952 context.setOuterContext(agent); 1953 agent.attach(context); 1954 1955 agent.onCreate(); 1956 binder = agent.onBind(); 1957 mBackupAgents.put(packageName, agent); 1958 } catch (Exception e) { 1959 // If this is during restore, fail silently; otherwise go 1960 // ahead and let the user see the crash. 1961 Slog.e(TAG, "Agent threw during creation: " + e); 1962 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1963 throw e; 1964 } 1965 // falling through with 'binder' still null 1966 } 1967 1968 // tell the OS that we're live now 1969 try { 1970 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1971 } catch (RemoteException e) { 1972 // nothing to do. 1973 } 1974 } catch (Exception e) { 1975 throw new RuntimeException("Unable to create BackupAgent " 1976 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1977 } 1978 } 1979 1980 // Tear down a BackupAgent 1981 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1982 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1983 1984 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1985 String packageName = packageInfo.mPackageName; 1986 BackupAgent agent = mBackupAgents.get(packageName); 1987 if (agent != null) { 1988 try { 1989 agent.onDestroy(); 1990 } catch (Exception e) { 1991 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1992 e.printStackTrace(); 1993 } 1994 mBackupAgents.remove(packageName); 1995 } else { 1996 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1997 } 1998 } 1999 2000 private final void handleCreateService(CreateServiceData data) { 2001 // If we are getting ready to gc after going to the background, well 2002 // we are back active so skip it. 2003 unscheduleGcIdler(); 2004 2005 LoadedApk packageInfo = getPackageInfoNoCheck( 2006 data.info.applicationInfo); 2007 Service service = null; 2008 try { 2009 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2010 service = (Service) cl.loadClass(data.info.name).newInstance(); 2011 } catch (Exception e) { 2012 if (!mInstrumentation.onException(service, e)) { 2013 throw new RuntimeException( 2014 "Unable to instantiate service " + data.info.name 2015 + ": " + e.toString(), e); 2016 } 2017 } 2018 2019 try { 2020 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 2021 2022 ContextImpl context = new ContextImpl(); 2023 context.init(packageInfo, null, this); 2024 2025 Application app = packageInfo.makeApplication(false, mInstrumentation); 2026 context.setOuterContext(service); 2027 service.attach(context, this, data.info.name, data.token, app, 2028 ActivityManagerNative.getDefault()); 2029 service.onCreate(); 2030 mServices.put(data.token, service); 2031 try { 2032 ActivityManagerNative.getDefault().serviceDoneExecuting( 2033 data.token, 0, 0, 0); 2034 } catch (RemoteException e) { 2035 // nothing to do. 2036 } 2037 } catch (Exception e) { 2038 if (!mInstrumentation.onException(service, e)) { 2039 throw new RuntimeException( 2040 "Unable to create service " + data.info.name 2041 + ": " + e.toString(), e); 2042 } 2043 } 2044 } 2045 2046 private final void handleBindService(BindServiceData data) { 2047 Service s = mServices.get(data.token); 2048 if (s != null) { 2049 try { 2050 data.intent.setExtrasClassLoader(s.getClassLoader()); 2051 try { 2052 if (!data.rebind) { 2053 IBinder binder = s.onBind(data.intent); 2054 ActivityManagerNative.getDefault().publishService( 2055 data.token, data.intent, binder); 2056 } else { 2057 s.onRebind(data.intent); 2058 ActivityManagerNative.getDefault().serviceDoneExecuting( 2059 data.token, 0, 0, 0); 2060 } 2061 ensureJitEnabled(); 2062 } catch (RemoteException ex) { 2063 } 2064 } catch (Exception e) { 2065 if (!mInstrumentation.onException(s, e)) { 2066 throw new RuntimeException( 2067 "Unable to bind to service " + s 2068 + " with " + data.intent + ": " + e.toString(), e); 2069 } 2070 } 2071 } 2072 } 2073 2074 private final void handleUnbindService(BindServiceData data) { 2075 Service s = mServices.get(data.token); 2076 if (s != null) { 2077 try { 2078 data.intent.setExtrasClassLoader(s.getClassLoader()); 2079 boolean doRebind = s.onUnbind(data.intent); 2080 try { 2081 if (doRebind) { 2082 ActivityManagerNative.getDefault().unbindFinished( 2083 data.token, data.intent, doRebind); 2084 } else { 2085 ActivityManagerNative.getDefault().serviceDoneExecuting( 2086 data.token, 0, 0, 0); 2087 } 2088 } catch (RemoteException ex) { 2089 } 2090 } catch (Exception e) { 2091 if (!mInstrumentation.onException(s, e)) { 2092 throw new RuntimeException( 2093 "Unable to unbind to service " + s 2094 + " with " + data.intent + ": " + e.toString(), e); 2095 } 2096 } 2097 } 2098 } 2099 2100 private void handleDumpService(DumpComponentInfo info) { 2101 Service s = mServices.get(info.token); 2102 if (s != null) { 2103 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor())); 2104 s.dump(info.fd.getFileDescriptor(), pw, info.args); 2105 pw.flush(); 2106 try { 2107 info.fd.close(); 2108 } catch (IOException e) { 2109 } 2110 } 2111 } 2112 2113 private void handleDumpActivity(DumpComponentInfo info) { 2114 ActivityClientRecord r = mActivities.get(info.token); 2115 if (r != null && r.activity != null) { 2116 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor())); 2117 r.activity.dump(info.prefix, info.fd.getFileDescriptor(), pw, info.args); 2118 pw.flush(); 2119 try { 2120 info.fd.close(); 2121 } catch (IOException e) { 2122 } 2123 } 2124 } 2125 2126 private final void handleServiceArgs(ServiceArgsData data) { 2127 Service s = mServices.get(data.token); 2128 if (s != null) { 2129 try { 2130 if (data.args != null) { 2131 data.args.setExtrasClassLoader(s.getClassLoader()); 2132 } 2133 int res = s.onStartCommand(data.args, data.flags, data.startId); 2134 2135 QueuedWork.waitToFinish(); 2136 2137 try { 2138 ActivityManagerNative.getDefault().serviceDoneExecuting( 2139 data.token, 1, data.startId, res); 2140 } catch (RemoteException e) { 2141 // nothing to do. 2142 } 2143 ensureJitEnabled(); 2144 } catch (Exception e) { 2145 if (!mInstrumentation.onException(s, e)) { 2146 throw new RuntimeException( 2147 "Unable to start service " + s 2148 + " with " + data.args + ": " + e.toString(), e); 2149 } 2150 } 2151 } 2152 } 2153 2154 private final void handleStopService(IBinder token) { 2155 Service s = mServices.remove(token); 2156 if (s != null) { 2157 try { 2158 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2159 s.onDestroy(); 2160 Context context = s.getBaseContext(); 2161 if (context instanceof ContextImpl) { 2162 final String who = s.getClassName(); 2163 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2164 } 2165 2166 QueuedWork.waitToFinish(); 2167 2168 try { 2169 ActivityManagerNative.getDefault().serviceDoneExecuting( 2170 token, 0, 0, 0); 2171 } catch (RemoteException e) { 2172 // nothing to do. 2173 } 2174 } catch (Exception e) { 2175 if (!mInstrumentation.onException(s, e)) { 2176 throw new RuntimeException( 2177 "Unable to stop service " + s 2178 + ": " + e.toString(), e); 2179 } 2180 } 2181 } 2182 //Slog.i(TAG, "Running services: " + mServices); 2183 } 2184 2185 public final ActivityClientRecord performResumeActivity(IBinder token, 2186 boolean clearHide) { 2187 ActivityClientRecord r = mActivities.get(token); 2188 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2189 + " finished=" + r.activity.mFinished); 2190 if (r != null && !r.activity.mFinished) { 2191 if (clearHide) { 2192 r.hideForNow = false; 2193 r.activity.mStartedActivity = false; 2194 } 2195 try { 2196 if (r.pendingIntents != null) { 2197 deliverNewIntents(r, r.pendingIntents); 2198 r.pendingIntents = null; 2199 } 2200 if (r.pendingResults != null) { 2201 deliverResults(r, r.pendingResults); 2202 r.pendingResults = null; 2203 } 2204 r.activity.performResume(); 2205 2206 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2207 r.activity.getComponentName().getClassName()); 2208 2209 r.paused = false; 2210 r.stopped = false; 2211 r.state = null; 2212 } catch (Exception e) { 2213 if (!mInstrumentation.onException(r.activity, e)) { 2214 throw new RuntimeException( 2215 "Unable to resume activity " 2216 + r.intent.getComponent().toShortString() 2217 + ": " + e.toString(), e); 2218 } 2219 } 2220 } 2221 return r; 2222 } 2223 2224 final void cleanUpPendingRemoveWindows(ActivityClientRecord r) { 2225 if (r.mPendingRemoveWindow != null) { 2226 r.mPendingRemoveWindowManager.removeViewImmediate(r.mPendingRemoveWindow); 2227 IBinder wtoken = r.mPendingRemoveWindow.getWindowToken(); 2228 if (wtoken != null) { 2229 WindowManagerImpl.getDefault().closeAll(wtoken, 2230 r.activity.getClass().getName(), "Activity"); 2231 } 2232 } 2233 r.mPendingRemoveWindow = null; 2234 r.mPendingRemoveWindowManager = null; 2235 } 2236 2237 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2238 // If we are getting ready to gc after going to the background, well 2239 // we are back active so skip it. 2240 unscheduleGcIdler(); 2241 2242 ActivityClientRecord r = performResumeActivity(token, clearHide); 2243 2244 if (r != null) { 2245 final Activity a = r.activity; 2246 2247 if (localLOGV) Slog.v( 2248 TAG, "Resume " + r + " started activity: " + 2249 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2250 + ", finished: " + a.mFinished); 2251 2252 final int forwardBit = isForward ? 2253 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2254 2255 // If the window hasn't yet been added to the window manager, 2256 // and this guy didn't finish itself or start another activity, 2257 // then go ahead and add the window. 2258 boolean willBeVisible = !a.mStartedActivity; 2259 if (!willBeVisible) { 2260 try { 2261 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2262 a.getActivityToken()); 2263 } catch (RemoteException e) { 2264 } 2265 } 2266 if (r.window == null && !a.mFinished && willBeVisible) { 2267 r.window = r.activity.getWindow(); 2268 View decor = r.window.getDecorView(); 2269 decor.setVisibility(View.INVISIBLE); 2270 ViewManager wm = a.getWindowManager(); 2271 WindowManager.LayoutParams l = r.window.getAttributes(); 2272 a.mDecor = decor; 2273 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2274 l.softInputMode |= forwardBit; 2275 if (a.mVisibleFromClient) { 2276 a.mWindowAdded = true; 2277 wm.addView(decor, l); 2278 } 2279 2280 // If the window has already been added, but during resume 2281 // we started another activity, then don't yet make the 2282 // window visible. 2283 } else if (!willBeVisible) { 2284 if (localLOGV) Slog.v( 2285 TAG, "Launch " + r + " mStartedActivity set"); 2286 r.hideForNow = true; 2287 } 2288 2289 // Get rid of anything left hanging around. 2290 cleanUpPendingRemoveWindows(r); 2291 2292 // The window is now visible if it has been added, we are not 2293 // simply finishing, and we are not starting another activity. 2294 if (!r.activity.mFinished && willBeVisible 2295 && r.activity.mDecor != null && !r.hideForNow) { 2296 if (r.newConfig != null) { 2297 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2298 + r.activityInfo.name + " with newConfig " + r.newConfig); 2299 performConfigurationChanged(r.activity, r.newConfig); 2300 r.newConfig = null; 2301 } 2302 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2303 + isForward); 2304 WindowManager.LayoutParams l = r.window.getAttributes(); 2305 if ((l.softInputMode 2306 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2307 != forwardBit) { 2308 l.softInputMode = (l.softInputMode 2309 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2310 | forwardBit; 2311 if (r.activity.mVisibleFromClient) { 2312 ViewManager wm = a.getWindowManager(); 2313 View decor = r.window.getDecorView(); 2314 wm.updateViewLayout(decor, l); 2315 } 2316 } 2317 r.activity.mVisibleFromServer = true; 2318 mNumVisibleActivities++; 2319 if (r.activity.mVisibleFromClient) { 2320 r.activity.makeVisible(); 2321 } 2322 } 2323 2324 if (!r.onlyLocalRequest) { 2325 r.nextIdle = mNewActivities; 2326 mNewActivities = r; 2327 if (localLOGV) Slog.v( 2328 TAG, "Scheduling idle handler for " + r); 2329 Looper.myQueue().addIdleHandler(new Idler()); 2330 } 2331 r.onlyLocalRequest = false; 2332 2333 } else { 2334 // If an exception was thrown when trying to resume, then 2335 // just end this activity. 2336 try { 2337 ActivityManagerNative.getDefault() 2338 .finishActivity(token, Activity.RESULT_CANCELED, null); 2339 } catch (RemoteException ex) { 2340 } 2341 } 2342 } 2343 2344 private int mThumbnailWidth = -1; 2345 private int mThumbnailHeight = -1; 2346 private Bitmap mAvailThumbnailBitmap = null; 2347 private Canvas mThumbnailCanvas = null; 2348 2349 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2350 Bitmap thumbnail = mAvailThumbnailBitmap; 2351 try { 2352 if (thumbnail == null) { 2353 int w = mThumbnailWidth; 2354 int h; 2355 if (w < 0) { 2356 Resources res = r.activity.getResources(); 2357 mThumbnailHeight = h = 2358 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2359 2360 mThumbnailWidth = w = 2361 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2362 } else { 2363 h = mThumbnailHeight; 2364 } 2365 2366 // On platforms where we don't want thumbnails, set dims to (0,0) 2367 if ((w > 0) && (h > 0)) { 2368 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2369 thumbnail.eraseColor(0); 2370 } 2371 } 2372 2373 if (thumbnail != null) { 2374 Canvas cv = mThumbnailCanvas; 2375 if (cv == null) { 2376 mThumbnailCanvas = cv = new Canvas(); 2377 } 2378 2379 cv.setBitmap(thumbnail); 2380 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2381 mAvailThumbnailBitmap = thumbnail; 2382 thumbnail = null; 2383 } 2384 } 2385 2386 } catch (Exception e) { 2387 if (!mInstrumentation.onException(r.activity, e)) { 2388 throw new RuntimeException( 2389 "Unable to create thumbnail of " 2390 + r.intent.getComponent().toShortString() 2391 + ": " + e.toString(), e); 2392 } 2393 thumbnail = null; 2394 } 2395 2396 return thumbnail; 2397 } 2398 2399 private final void handlePauseActivity(IBinder token, boolean finished, 2400 boolean userLeaving, int configChanges) { 2401 ActivityClientRecord r = mActivities.get(token); 2402 if (r != null) { 2403 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2404 if (userLeaving) { 2405 performUserLeavingActivity(r); 2406 } 2407 2408 r.activity.mConfigChangeFlags |= configChanges; 2409 performPauseActivity(token, finished, r.isPreHoneycomb()); 2410 2411 // Make sure any pending writes are now committed. 2412 if (r.isPreHoneycomb()) { 2413 QueuedWork.waitToFinish(); 2414 } 2415 2416 // Tell the activity manager we have paused. 2417 try { 2418 ActivityManagerNative.getDefault().activityPaused(token); 2419 } catch (RemoteException ex) { 2420 } 2421 } 2422 } 2423 2424 final void performUserLeavingActivity(ActivityClientRecord r) { 2425 mInstrumentation.callActivityOnUserLeaving(r.activity); 2426 } 2427 2428 final Bundle performPauseActivity(IBinder token, boolean finished, 2429 boolean saveState) { 2430 ActivityClientRecord r = mActivities.get(token); 2431 return r != null ? performPauseActivity(r, finished, saveState) : null; 2432 } 2433 2434 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2435 boolean saveState) { 2436 if (r.paused) { 2437 if (r.activity.mFinished) { 2438 // If we are finishing, we won't call onResume() in certain cases. 2439 // So here we likewise don't want to call onPause() if the activity 2440 // isn't resumed. 2441 return null; 2442 } 2443 RuntimeException e = new RuntimeException( 2444 "Performing pause of activity that is not resumed: " 2445 + r.intent.getComponent().toShortString()); 2446 Slog.e(TAG, e.getMessage(), e); 2447 } 2448 Bundle state = null; 2449 if (finished) { 2450 r.activity.mFinished = true; 2451 } 2452 try { 2453 // Next have the activity save its current state and managed dialogs... 2454 if (!r.activity.mFinished && saveState) { 2455 state = new Bundle(); 2456 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2457 r.state = state; 2458 } 2459 // Now we are idle. 2460 r.activity.mCalled = false; 2461 mInstrumentation.callActivityOnPause(r.activity); 2462 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2463 if (!r.activity.mCalled) { 2464 throw new SuperNotCalledException( 2465 "Activity " + r.intent.getComponent().toShortString() + 2466 " did not call through to super.onPause()"); 2467 } 2468 2469 } catch (SuperNotCalledException e) { 2470 throw e; 2471 2472 } catch (Exception e) { 2473 if (!mInstrumentation.onException(r.activity, e)) { 2474 throw new RuntimeException( 2475 "Unable to pause activity " 2476 + r.intent.getComponent().toShortString() 2477 + ": " + e.toString(), e); 2478 } 2479 } 2480 r.paused = true; 2481 2482 // Notify any outstanding on paused listeners 2483 ArrayList<OnActivityPausedListener> listeners; 2484 synchronized (mOnPauseListeners) { 2485 listeners = mOnPauseListeners.remove(r.activity); 2486 } 2487 int size = (listeners != null ? listeners.size() : 0); 2488 for (int i = 0; i < size; i++) { 2489 listeners.get(i).onPaused(r.activity); 2490 } 2491 2492 return state; 2493 } 2494 2495 final void performStopActivity(IBinder token, boolean saveState) { 2496 ActivityClientRecord r = mActivities.get(token); 2497 performStopActivityInner(r, null, false, saveState); 2498 } 2499 2500 private static class StopInfo { 2501 Bitmap thumbnail; 2502 CharSequence description; 2503 } 2504 2505 private final class ProviderRefCount { 2506 public int count; 2507 ProviderRefCount(int pCount) { 2508 count = pCount; 2509 } 2510 } 2511 2512 /** 2513 * Core implementation of stopping an activity. Note this is a little 2514 * tricky because the server's meaning of stop is slightly different 2515 * than our client -- for the server, stop means to save state and give 2516 * it the result when it is done, but the window may still be visible. 2517 * For the client, we want to call onStop()/onStart() to indicate when 2518 * the activity's UI visibillity changes. 2519 */ 2520 private final void performStopActivityInner(ActivityClientRecord r, 2521 StopInfo info, boolean keepShown, boolean saveState) { 2522 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2523 Bundle state = null; 2524 if (r != null) { 2525 if (!keepShown && r.stopped) { 2526 if (r.activity.mFinished) { 2527 // If we are finishing, we won't call onResume() in certain 2528 // cases. So here we likewise don't want to call onStop() 2529 // if the activity isn't resumed. 2530 return; 2531 } 2532 RuntimeException e = new RuntimeException( 2533 "Performing stop of activity that is not resumed: " 2534 + r.intent.getComponent().toShortString()); 2535 Slog.e(TAG, e.getMessage(), e); 2536 } 2537 2538 if (info != null) { 2539 try { 2540 // First create a thumbnail for the activity... 2541 info.thumbnail = createThumbnailBitmap(r); 2542 info.description = r.activity.onCreateDescription(); 2543 } catch (Exception e) { 2544 if (!mInstrumentation.onException(r.activity, e)) { 2545 throw new RuntimeException( 2546 "Unable to save state of activity " 2547 + r.intent.getComponent().toShortString() 2548 + ": " + e.toString(), e); 2549 } 2550 } 2551 } 2552 2553 // Next have the activity save its current state and managed dialogs... 2554 if (!r.activity.mFinished && saveState) { 2555 if (r.state == null) { 2556 state = new Bundle(); 2557 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2558 r.state = state; 2559 } else { 2560 state = r.state; 2561 } 2562 } 2563 2564 if (!keepShown) { 2565 try { 2566 // Now we are idle. 2567 r.activity.performStop(); 2568 } catch (Exception e) { 2569 if (!mInstrumentation.onException(r.activity, e)) { 2570 throw new RuntimeException( 2571 "Unable to stop activity " 2572 + r.intent.getComponent().toShortString() 2573 + ": " + e.toString(), e); 2574 } 2575 } 2576 r.stopped = true; 2577 } 2578 2579 r.paused = true; 2580 } 2581 } 2582 2583 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2584 View v = r.activity.mDecor; 2585 if (v != null) { 2586 if (show) { 2587 if (!r.activity.mVisibleFromServer) { 2588 r.activity.mVisibleFromServer = true; 2589 mNumVisibleActivities++; 2590 if (r.activity.mVisibleFromClient) { 2591 r.activity.makeVisible(); 2592 } 2593 } 2594 if (r.newConfig != null) { 2595 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2596 + r.activityInfo.name + " with new config " + r.newConfig); 2597 performConfigurationChanged(r.activity, r.newConfig); 2598 r.newConfig = null; 2599 } 2600 } else { 2601 if (r.activity.mVisibleFromServer) { 2602 r.activity.mVisibleFromServer = false; 2603 mNumVisibleActivities--; 2604 v.setVisibility(View.INVISIBLE); 2605 } 2606 } 2607 } 2608 } 2609 2610 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2611 ActivityClientRecord r = mActivities.get(token); 2612 r.activity.mConfigChangeFlags |= configChanges; 2613 2614 StopInfo info = new StopInfo(); 2615 performStopActivityInner(r, info, show, true); 2616 2617 if (localLOGV) Slog.v( 2618 TAG, "Finishing stop of " + r + ": show=" + show 2619 + " win=" + r.window); 2620 2621 updateVisibility(r, show); 2622 2623 // Make sure any pending writes are now committed. 2624 if (!r.isPreHoneycomb()) { 2625 QueuedWork.waitToFinish(); 2626 } 2627 2628 // Tell activity manager we have been stopped. 2629 try { 2630 ActivityManagerNative.getDefault().activityStopped( 2631 r.token, r.state, info.thumbnail, info.description); 2632 } catch (RemoteException ex) { 2633 } 2634 } 2635 2636 final void performRestartActivity(IBinder token) { 2637 ActivityClientRecord r = mActivities.get(token); 2638 if (r.stopped) { 2639 r.activity.performRestart(); 2640 r.stopped = false; 2641 } 2642 } 2643 2644 private final void handleWindowVisibility(IBinder token, boolean show) { 2645 ActivityClientRecord r = mActivities.get(token); 2646 2647 if (r == null) { 2648 Log.w(TAG, "handleWindowVisibility: no activity for token " + token); 2649 return; 2650 } 2651 2652 if (!show && !r.stopped) { 2653 performStopActivityInner(r, null, show, false); 2654 } else if (show && r.stopped) { 2655 // If we are getting ready to gc after going to the background, well 2656 // we are back active so skip it. 2657 unscheduleGcIdler(); 2658 2659 r.activity.performRestart(); 2660 r.stopped = false; 2661 } 2662 if (r.activity.mDecor != null) { 2663 if (Config.LOGV) Slog.v( 2664 TAG, "Handle window " + r + " visibility: " + show); 2665 updateVisibility(r, show); 2666 } 2667 } 2668 2669 private final void handleSleeping(IBinder token, boolean sleeping) { 2670 ActivityClientRecord r = mActivities.get(token); 2671 2672 if (r == null) { 2673 Log.w(TAG, "handleSleeping: no activity for token " + token); 2674 return; 2675 } 2676 2677 if (sleeping) { 2678 if (!r.stopped && !r.isPreHoneycomb()) { 2679 try { 2680 // Now we are idle. 2681 r.activity.performStop(); 2682 } catch (Exception e) { 2683 if (!mInstrumentation.onException(r.activity, e)) { 2684 throw new RuntimeException( 2685 "Unable to stop activity " 2686 + r.intent.getComponent().toShortString() 2687 + ": " + e.toString(), e); 2688 } 2689 } 2690 r.stopped = true; 2691 } 2692 2693 // Make sure any pending writes are now committed. 2694 if (!r.isPreHoneycomb()) { 2695 QueuedWork.waitToFinish(); 2696 } 2697 2698 // Tell activity manager we slept. 2699 try { 2700 ActivityManagerNative.getDefault().activitySlept(r.token); 2701 } catch (RemoteException ex) { 2702 } 2703 } else { 2704 if (r.stopped && r.activity.mVisibleFromServer) { 2705 r.activity.performRestart(); 2706 r.stopped = false; 2707 } 2708 } 2709 } 2710 2711 private void handleSetCoreSettings(Bundle coreSettings) { 2712 synchronized (mPackages) { 2713 mCoreSettings = coreSettings; 2714 } 2715 } 2716 2717 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2718 final int N = results.size(); 2719 for (int i=0; i<N; i++) { 2720 ResultInfo ri = results.get(i); 2721 try { 2722 if (ri.mData != null) { 2723 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2724 } 2725 if (DEBUG_RESULTS) Slog.v(TAG, 2726 "Delivering result to activity " + r + " : " + ri); 2727 r.activity.dispatchActivityResult(ri.mResultWho, 2728 ri.mRequestCode, ri.mResultCode, ri.mData); 2729 } catch (Exception e) { 2730 if (!mInstrumentation.onException(r.activity, e)) { 2731 throw new RuntimeException( 2732 "Failure delivering result " + ri + " to activity " 2733 + r.intent.getComponent().toShortString() 2734 + ": " + e.toString(), e); 2735 } 2736 } 2737 } 2738 } 2739 2740 private final void handleSendResult(ResultData res) { 2741 ActivityClientRecord r = mActivities.get(res.token); 2742 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2743 if (r != null) { 2744 final boolean resumed = !r.paused; 2745 if (!r.activity.mFinished && r.activity.mDecor != null 2746 && r.hideForNow && resumed) { 2747 // We had hidden the activity because it started another 2748 // one... we have gotten a result back and we are not 2749 // paused, so make sure our window is visible. 2750 updateVisibility(r, true); 2751 } 2752 if (resumed) { 2753 try { 2754 // Now we are idle. 2755 r.activity.mCalled = false; 2756 r.activity.mTemporaryPause = true; 2757 mInstrumentation.callActivityOnPause(r.activity); 2758 if (!r.activity.mCalled) { 2759 throw new SuperNotCalledException( 2760 "Activity " + r.intent.getComponent().toShortString() 2761 + " did not call through to super.onPause()"); 2762 } 2763 } catch (SuperNotCalledException e) { 2764 throw e; 2765 } catch (Exception e) { 2766 if (!mInstrumentation.onException(r.activity, e)) { 2767 throw new RuntimeException( 2768 "Unable to pause activity " 2769 + r.intent.getComponent().toShortString() 2770 + ": " + e.toString(), e); 2771 } 2772 } 2773 } 2774 deliverResults(r, res.results); 2775 if (resumed) { 2776 mInstrumentation.callActivityOnResume(r.activity); 2777 r.activity.mTemporaryPause = false; 2778 } 2779 } 2780 } 2781 2782 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2783 return performDestroyActivity(token, finishing, 0, false); 2784 } 2785 2786 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2787 int configChanges, boolean getNonConfigInstance) { 2788 ActivityClientRecord r = mActivities.get(token); 2789 Class activityClass = null; 2790 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2791 if (r != null) { 2792 activityClass = r.activity.getClass(); 2793 r.activity.mConfigChangeFlags |= configChanges; 2794 if (finishing) { 2795 r.activity.mFinished = true; 2796 } 2797 if (!r.paused) { 2798 try { 2799 r.activity.mCalled = false; 2800 mInstrumentation.callActivityOnPause(r.activity); 2801 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2802 r.activity.getComponentName().getClassName()); 2803 if (!r.activity.mCalled) { 2804 throw new SuperNotCalledException( 2805 "Activity " + safeToComponentShortString(r.intent) 2806 + " did not call through to super.onPause()"); 2807 } 2808 } catch (SuperNotCalledException e) { 2809 throw e; 2810 } catch (Exception e) { 2811 if (!mInstrumentation.onException(r.activity, e)) { 2812 throw new RuntimeException( 2813 "Unable to pause activity " 2814 + safeToComponentShortString(r.intent) 2815 + ": " + e.toString(), e); 2816 } 2817 } 2818 r.paused = true; 2819 } 2820 if (!r.stopped) { 2821 try { 2822 r.activity.performStop(); 2823 } catch (SuperNotCalledException e) { 2824 throw e; 2825 } catch (Exception e) { 2826 if (!mInstrumentation.onException(r.activity, e)) { 2827 throw new RuntimeException( 2828 "Unable to stop activity " 2829 + safeToComponentShortString(r.intent) 2830 + ": " + e.toString(), e); 2831 } 2832 } 2833 r.stopped = true; 2834 } 2835 if (getNonConfigInstance) { 2836 try { 2837 r.lastNonConfigurationInstances 2838 = r.activity.retainNonConfigurationInstances(); 2839 } catch (Exception e) { 2840 if (!mInstrumentation.onException(r.activity, e)) { 2841 throw new RuntimeException( 2842 "Unable to retain activity " 2843 + r.intent.getComponent().toShortString() 2844 + ": " + e.toString(), e); 2845 } 2846 } 2847 } 2848 try { 2849 r.activity.mCalled = false; 2850 mInstrumentation.callActivityOnDestroy(r.activity); 2851 if (!r.activity.mCalled) { 2852 throw new SuperNotCalledException( 2853 "Activity " + safeToComponentShortString(r.intent) + 2854 " did not call through to super.onDestroy()"); 2855 } 2856 if (r.window != null) { 2857 r.window.closeAllPanels(); 2858 } 2859 } catch (SuperNotCalledException e) { 2860 throw e; 2861 } catch (Exception e) { 2862 if (!mInstrumentation.onException(r.activity, e)) { 2863 throw new RuntimeException( 2864 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2865 + ": " + e.toString(), e); 2866 } 2867 } 2868 } 2869 mActivities.remove(token); 2870 StrictMode.decrementExpectedActivityCount(activityClass); 2871 return r; 2872 } 2873 2874 private static String safeToComponentShortString(Intent intent) { 2875 ComponentName component = intent.getComponent(); 2876 return component == null ? "[Unknown]" : component.toShortString(); 2877 } 2878 2879 private final void handleDestroyActivity(IBinder token, boolean finishing, 2880 int configChanges, boolean getNonConfigInstance) { 2881 ActivityClientRecord r = performDestroyActivity(token, finishing, 2882 configChanges, getNonConfigInstance); 2883 if (r != null) { 2884 cleanUpPendingRemoveWindows(r); 2885 WindowManager wm = r.activity.getWindowManager(); 2886 View v = r.activity.mDecor; 2887 if (v != null) { 2888 if (r.activity.mVisibleFromServer) { 2889 mNumVisibleActivities--; 2890 } 2891 IBinder wtoken = v.getWindowToken(); 2892 if (r.activity.mWindowAdded) { 2893 if (r.onlyLocalRequest) { 2894 // Hold off on removing this until the new activity's 2895 // window is being added. 2896 r.mPendingRemoveWindow = v; 2897 r.mPendingRemoveWindowManager = wm; 2898 } else { 2899 wm.removeViewImmediate(v); 2900 } 2901 } 2902 if (wtoken != null && r.mPendingRemoveWindow == null) { 2903 WindowManagerImpl.getDefault().closeAll(wtoken, 2904 r.activity.getClass().getName(), "Activity"); 2905 } 2906 r.activity.mDecor = null; 2907 } 2908 if (r.mPendingRemoveWindow == null) { 2909 // If we are delaying the removal of the activity window, then 2910 // we can't clean up all windows here. Note that we can't do 2911 // so later either, which means any windows that aren't closed 2912 // by the app will leak. Well we try to warning them a lot 2913 // about leaking windows, because that is a bug, so if they are 2914 // using this recreate facility then they get to live with leaks. 2915 WindowManagerImpl.getDefault().closeAll(token, 2916 r.activity.getClass().getName(), "Activity"); 2917 } 2918 2919 // Mocked out contexts won't be participating in the normal 2920 // process lifecycle, but if we're running with a proper 2921 // ApplicationContext we need to have it tear down things 2922 // cleanly. 2923 Context c = r.activity.getBaseContext(); 2924 if (c instanceof ContextImpl) { 2925 ((ContextImpl) c).scheduleFinalCleanup( 2926 r.activity.getClass().getName(), "Activity"); 2927 } 2928 } 2929 if (finishing) { 2930 try { 2931 ActivityManagerNative.getDefault().activityDestroyed(token); 2932 } catch (RemoteException ex) { 2933 // If the system process has died, it's game over for everyone. 2934 } 2935 } 2936 } 2937 2938 public final void requestRelaunchActivity(IBinder token, 2939 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 2940 int configChanges, boolean notResumed, Configuration config, 2941 boolean fromServer) { 2942 ActivityClientRecord target = null; 2943 2944 synchronized (mPackages) { 2945 for (int i=0; i<mRelaunchingActivities.size(); i++) { 2946 ActivityClientRecord r = mRelaunchingActivities.get(i); 2947 if (r.token == token) { 2948 target = r; 2949 if (pendingResults != null) { 2950 if (r.pendingResults != null) { 2951 r.pendingResults.addAll(pendingResults); 2952 } else { 2953 r.pendingResults = pendingResults; 2954 } 2955 } 2956 if (pendingNewIntents != null) { 2957 if (r.pendingIntents != null) { 2958 r.pendingIntents.addAll(pendingNewIntents); 2959 } else { 2960 r.pendingIntents = pendingNewIntents; 2961 } 2962 } 2963 break; 2964 } 2965 } 2966 2967 if (target == null) { 2968 target = new ActivityClientRecord(); 2969 target.token = token; 2970 target.pendingResults = pendingResults; 2971 target.pendingIntents = pendingNewIntents; 2972 if (!fromServer) { 2973 ActivityClientRecord existing = mActivities.get(token); 2974 if (existing != null) { 2975 target.startsNotResumed = existing.paused; 2976 } 2977 target.onlyLocalRequest = true; 2978 } 2979 mRelaunchingActivities.add(target); 2980 queueOrSendMessage(H.RELAUNCH_ACTIVITY, target); 2981 } 2982 2983 if (fromServer) { 2984 target.startsNotResumed = notResumed; 2985 target.onlyLocalRequest = false; 2986 } 2987 if (config != null) { 2988 target.createdConfig = config; 2989 } 2990 target.pendingConfigChanges |= configChanges; 2991 } 2992 } 2993 2994 private final void handleRelaunchActivity(ActivityClientRecord tmp) { 2995 // If we are getting ready to gc after going to the background, well 2996 // we are back active so skip it. 2997 unscheduleGcIdler(); 2998 2999 Configuration changedConfig = null; 3000 int configChanges = 0; 3001 3002 // First: make sure we have the most recent configuration and most 3003 // recent version of the activity, or skip it if some previous call 3004 // had taken a more recent version. 3005 synchronized (mPackages) { 3006 int N = mRelaunchingActivities.size(); 3007 IBinder token = tmp.token; 3008 tmp = null; 3009 for (int i=0; i<N; i++) { 3010 ActivityClientRecord r = mRelaunchingActivities.get(i); 3011 if (r.token == token) { 3012 tmp = r; 3013 configChanges |= tmp.pendingConfigChanges; 3014 mRelaunchingActivities.remove(i); 3015 i--; 3016 N--; 3017 } 3018 } 3019 3020 if (tmp == null) { 3021 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 3022 return; 3023 } 3024 3025 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3026 + tmp.token + " with configChanges=0x" 3027 + Integer.toHexString(configChanges)); 3028 3029 if (mPendingConfiguration != null) { 3030 changedConfig = mPendingConfiguration; 3031 mPendingConfiguration = null; 3032 } 3033 } 3034 3035 if (tmp.createdConfig != null) { 3036 // If the activity manager is passing us its current config, 3037 // assume that is really what we want regardless of what we 3038 // may have pending. 3039 if (mConfiguration == null 3040 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 3041 && mConfiguration.diff(tmp.createdConfig) != 0)) { 3042 if (changedConfig == null 3043 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 3044 changedConfig = tmp.createdConfig; 3045 } 3046 } 3047 } 3048 3049 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3050 + tmp.token + ": changedConfig=" + changedConfig); 3051 3052 // If there was a pending configuration change, execute it first. 3053 if (changedConfig != null) { 3054 handleConfigurationChanged(changedConfig); 3055 } 3056 3057 ActivityClientRecord r = mActivities.get(tmp.token); 3058 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 3059 if (r == null) { 3060 return; 3061 } 3062 3063 r.activity.mConfigChangeFlags |= configChanges; 3064 r.onlyLocalRequest = tmp.onlyLocalRequest; 3065 Intent currentIntent = r.activity.mIntent; 3066 3067 r.activity.mChangingConfigurations = true; 3068 3069 // Need to ensure state is saved. 3070 if (!r.paused) { 3071 performPauseActivity(r.token, false, r.isPreHoneycomb()); 3072 } 3073 if (r.state == null && !r.stopped && !r.isPreHoneycomb()) { 3074 r.state = new Bundle(); 3075 mInstrumentation.callActivityOnSaveInstanceState(r.activity, r.state); 3076 } 3077 3078 handleDestroyActivity(r.token, false, configChanges, true); 3079 3080 r.activity = null; 3081 r.window = null; 3082 r.hideForNow = false; 3083 r.nextIdle = null; 3084 // Merge any pending results and pending intents; don't just replace them 3085 if (tmp.pendingResults != null) { 3086 if (r.pendingResults == null) { 3087 r.pendingResults = tmp.pendingResults; 3088 } else { 3089 r.pendingResults.addAll(tmp.pendingResults); 3090 } 3091 } 3092 if (tmp.pendingIntents != null) { 3093 if (r.pendingIntents == null) { 3094 r.pendingIntents = tmp.pendingIntents; 3095 } else { 3096 r.pendingIntents.addAll(tmp.pendingIntents); 3097 } 3098 } 3099 r.startsNotResumed = tmp.startsNotResumed; 3100 3101 handleLaunchActivity(r, currentIntent); 3102 } 3103 3104 private final void handleRequestThumbnail(IBinder token) { 3105 ActivityClientRecord r = mActivities.get(token); 3106 Bitmap thumbnail = createThumbnailBitmap(r); 3107 CharSequence description = null; 3108 try { 3109 description = r.activity.onCreateDescription(); 3110 } catch (Exception e) { 3111 if (!mInstrumentation.onException(r.activity, e)) { 3112 throw new RuntimeException( 3113 "Unable to create description of activity " 3114 + r.intent.getComponent().toShortString() 3115 + ": " + e.toString(), e); 3116 } 3117 } 3118 //System.out.println("Reporting top thumbnail " + thumbnail); 3119 try { 3120 ActivityManagerNative.getDefault().reportThumbnail( 3121 token, thumbnail, description); 3122 } catch (RemoteException ex) { 3123 } 3124 } 3125 3126 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 3127 boolean allActivities, Configuration newConfig) { 3128 ArrayList<ComponentCallbacks> callbacks 3129 = new ArrayList<ComponentCallbacks>(); 3130 3131 if (mActivities.size() > 0) { 3132 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 3133 while (it.hasNext()) { 3134 ActivityClientRecord ar = it.next(); 3135 Activity a = ar.activity; 3136 if (a != null) { 3137 if (!ar.activity.mFinished && (allActivities || 3138 (a != null && !ar.paused))) { 3139 // If the activity is currently resumed, its configuration 3140 // needs to change right now. 3141 callbacks.add(a); 3142 } else if (newConfig != null) { 3143 // Otherwise, we will tell it about the change 3144 // the next time it is resumed or shown. Note that 3145 // the activity manager may, before then, decide the 3146 // activity needs to be destroyed to handle its new 3147 // configuration. 3148 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 3149 + ar.activityInfo.name + " newConfig=" + newConfig); 3150 ar.newConfig = newConfig; 3151 } 3152 } 3153 } 3154 } 3155 if (mServices.size() > 0) { 3156 Iterator<Service> it = mServices.values().iterator(); 3157 while (it.hasNext()) { 3158 callbacks.add(it.next()); 3159 } 3160 } 3161 synchronized (mProviderMap) { 3162 if (mLocalProviders.size() > 0) { 3163 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 3164 while (it.hasNext()) { 3165 callbacks.add(it.next().mLocalProvider); 3166 } 3167 } 3168 } 3169 final int N = mAllApplications.size(); 3170 for (int i=0; i<N; i++) { 3171 callbacks.add(mAllApplications.get(i)); 3172 } 3173 3174 return callbacks; 3175 } 3176 3177 private final void performConfigurationChanged( 3178 ComponentCallbacks cb, Configuration config) { 3179 // Only for Activity objects, check that they actually call up to their 3180 // superclass implementation. ComponentCallbacks is an interface, so 3181 // we check the runtime type and act accordingly. 3182 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 3183 if (activity != null) { 3184 activity.mCalled = false; 3185 } 3186 3187 boolean shouldChangeConfig = false; 3188 if ((activity == null) || (activity.mCurrentConfig == null)) { 3189 shouldChangeConfig = true; 3190 } else { 3191 3192 // If the new config is the same as the config this Activity 3193 // is already running with then don't bother calling 3194 // onConfigurationChanged 3195 int diff = activity.mCurrentConfig.diff(config); 3196 if (diff != 0) { 3197 3198 // If this activity doesn't handle any of the config changes 3199 // then don't bother calling onConfigurationChanged as we're 3200 // going to destroy it. 3201 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 3202 shouldChangeConfig = true; 3203 } 3204 } 3205 } 3206 3207 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 3208 + ": shouldChangeConfig=" + shouldChangeConfig); 3209 if (shouldChangeConfig) { 3210 cb.onConfigurationChanged(config); 3211 3212 if (activity != null) { 3213 if (!activity.mCalled) { 3214 throw new SuperNotCalledException( 3215 "Activity " + activity.getLocalClassName() + 3216 " did not call through to super.onConfigurationChanged()"); 3217 } 3218 activity.mConfigChangeFlags = 0; 3219 activity.mCurrentConfig = new Configuration(config); 3220 } 3221 } 3222 } 3223 3224 final boolean applyConfigurationToResourcesLocked(Configuration config) { 3225 if (mResConfiguration == null) { 3226 mResConfiguration = new Configuration(); 3227 } 3228 if (!mResConfiguration.isOtherSeqNewer(config)) { 3229 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3230 + mResConfiguration.seq + ", newSeq=" + config.seq); 3231 return false; 3232 } 3233 int changes = mResConfiguration.updateFrom(config); 3234 DisplayMetrics dm = getDisplayMetricsLocked(true); 3235 3236 // set it for java, this also affects newly created Resources 3237 if (config.locale != null) { 3238 Locale.setDefault(config.locale); 3239 } 3240 3241 Resources.updateSystemConfiguration(config, dm); 3242 3243 ApplicationPackageManager.configurationChanged(); 3244 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3245 3246 Iterator<WeakReference<Resources>> it = 3247 mActiveResources.values().iterator(); 3248 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3249 // mActiveResources.entrySet().iterator(); 3250 while (it.hasNext()) { 3251 WeakReference<Resources> v = it.next(); 3252 Resources r = v.get(); 3253 if (r != null) { 3254 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3255 + r + " config to: " + config); 3256 r.updateConfiguration(config, dm); 3257 //Slog.i(TAG, "Updated app resources " + v.getKey() 3258 // + " " + r + ": " + r.getConfiguration()); 3259 } else { 3260 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3261 it.remove(); 3262 } 3263 } 3264 3265 return changes != 0; 3266 } 3267 3268 final void handleConfigurationChanged(Configuration config) { 3269 3270 ArrayList<ComponentCallbacks> callbacks = null; 3271 3272 synchronized (mPackages) { 3273 if (mPendingConfiguration != null) { 3274 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3275 config = mPendingConfiguration; 3276 } 3277 mPendingConfiguration = null; 3278 } 3279 3280 if (config == null) { 3281 return; 3282 } 3283 3284 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3285 + config); 3286 3287 applyConfigurationToResourcesLocked(config); 3288 3289 if (mConfiguration == null) { 3290 mConfiguration = new Configuration(); 3291 } 3292 if (!mConfiguration.isOtherSeqNewer(config)) { 3293 return; 3294 } 3295 mConfiguration.updateFrom(config); 3296 3297 callbacks = collectComponentCallbacksLocked(false, config); 3298 } 3299 3300 if (callbacks != null) { 3301 final int N = callbacks.size(); 3302 for (int i=0; i<N; i++) { 3303 performConfigurationChanged(callbacks.get(i), config); 3304 } 3305 } 3306 } 3307 3308 final void handleActivityConfigurationChanged(IBinder token) { 3309 ActivityClientRecord r = mActivities.get(token); 3310 if (r == null || r.activity == null) { 3311 return; 3312 } 3313 3314 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3315 + r.activityInfo.name); 3316 3317 performConfigurationChanged(r.activity, mConfiguration); 3318 } 3319 3320 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3321 if (start) { 3322 try { 3323 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3324 8 * 1024 * 1024, 0); 3325 } catch (RuntimeException e) { 3326 Slog.w(TAG, "Profiling failed on path " + pcd.path 3327 + " -- can the process access this path?"); 3328 } finally { 3329 try { 3330 pcd.fd.close(); 3331 } catch (IOException e) { 3332 Slog.w(TAG, "Failure closing profile fd", e); 3333 } 3334 } 3335 } else { 3336 Debug.stopMethodTracing(); 3337 } 3338 } 3339 3340 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3341 if (managed) { 3342 try { 3343 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3344 } catch (IOException e) { 3345 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3346 + " -- can the process access this path?"); 3347 } finally { 3348 try { 3349 dhd.fd.close(); 3350 } catch (IOException e) { 3351 Slog.w(TAG, "Failure closing profile fd", e); 3352 } 3353 } 3354 } else { 3355 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3356 } 3357 } 3358 3359 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3360 boolean hasPkgInfo = false; 3361 if (packages != null) { 3362 for (int i=packages.length-1; i>=0; i--) { 3363 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3364 if (!hasPkgInfo) { 3365 WeakReference<LoadedApk> ref; 3366 ref = mPackages.get(packages[i]); 3367 if (ref != null && ref.get() != null) { 3368 hasPkgInfo = true; 3369 } else { 3370 ref = mResourcePackages.get(packages[i]); 3371 if (ref != null && ref.get() != null) { 3372 hasPkgInfo = true; 3373 } 3374 } 3375 } 3376 mPackages.remove(packages[i]); 3377 mResourcePackages.remove(packages[i]); 3378 } 3379 } 3380 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3381 hasPkgInfo); 3382 } 3383 3384 final void handleLowMemory() { 3385 ArrayList<ComponentCallbacks> callbacks; 3386 3387 synchronized (mPackages) { 3388 callbacks = collectComponentCallbacksLocked(true, null); 3389 } 3390 3391 final int N = callbacks.size(); 3392 for (int i=0; i<N; i++) { 3393 callbacks.get(i).onLowMemory(); 3394 } 3395 3396 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3397 if (Process.myUid() != Process.SYSTEM_UID) { 3398 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3399 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3400 } 3401 3402 // Ask graphics to free up as much as possible (font/image caches) 3403 Canvas.freeCaches(); 3404 3405 BinderInternal.forceGc("mem"); 3406 } 3407 3408 private final void handleBindApplication(AppBindData data) { 3409 mBoundApplication = data; 3410 mConfiguration = new Configuration(data.config); 3411 3412 // send up app name; do this *before* waiting for debugger 3413 Process.setArgV0(data.processName); 3414 android.ddm.DdmHandleAppName.setAppName(data.processName); 3415 3416 // If the app is Honeycomb MR1 or earlier, switch its AsyncTask 3417 // implementation to use the pool executor. Normally, we use the 3418 // serialized executor as the default. This has to happen in the 3419 // main thread so the main looper is set right. 3420 if (data.appInfo.targetSdkVersion <= 12) { 3421 AsyncTask.setDefaultExecutor(AsyncTask.THREAD_POOL_EXECUTOR); 3422 } 3423 3424 /* 3425 * Before spawning a new process, reset the time zone to be the system time zone. 3426 * This needs to be done because the system time zone could have changed after the 3427 * the spawning of this process. Without doing this this process would have the incorrect 3428 * system time zone. 3429 */ 3430 TimeZone.setDefault(null); 3431 3432 /* 3433 * Initialize the default locale in this process for the reasons we set the time zone. 3434 */ 3435 Locale.setDefault(data.config.locale); 3436 3437 /* 3438 * Update the system configuration since its preloaded and might not 3439 * reflect configuration changes. The configuration object passed 3440 * in AppBindData can be safely assumed to be up to date 3441 */ 3442 Resources.getSystem().updateConfiguration(mConfiguration, null); 3443 3444 data.info = getPackageInfoNoCheck(data.appInfo); 3445 3446 /** 3447 * For system applications on userdebug/eng builds, log stack 3448 * traces of disk and network access to dropbox for analysis. 3449 */ 3450 if ((data.appInfo.flags & 3451 (ApplicationInfo.FLAG_SYSTEM | 3452 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3453 StrictMode.conditionallyEnableDebugLogging(); 3454 } 3455 3456 /** 3457 * For apps targetting SDK Honeycomb or later, we don't allow 3458 * network usage on the main event loop / UI thread. 3459 * 3460 * Note to those grepping: this is what ultimately throws 3461 * NetworkOnMainThreadException ... 3462 */ 3463 if (data.appInfo.targetSdkVersion > 9) { 3464 StrictMode.enableDeathOnNetwork(); 3465 } 3466 3467 /** 3468 * Switch this process to density compatibility mode if needed. 3469 */ 3470 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3471 == 0) { 3472 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3473 } 3474 3475 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3476 // XXX should have option to change the port. 3477 Debug.changeDebugPort(8100); 3478 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3479 Slog.w(TAG, "Application " + data.info.getPackageName() 3480 + " is waiting for the debugger on port 8100..."); 3481 3482 IActivityManager mgr = ActivityManagerNative.getDefault(); 3483 try { 3484 mgr.showWaitingForDebugger(mAppThread, true); 3485 } catch (RemoteException ex) { 3486 } 3487 3488 Debug.waitForDebugger(); 3489 3490 try { 3491 mgr.showWaitingForDebugger(mAppThread, false); 3492 } catch (RemoteException ex) { 3493 } 3494 3495 } else { 3496 Slog.w(TAG, "Application " + data.info.getPackageName() 3497 + " can be debugged on port 8100..."); 3498 } 3499 } 3500 3501 /** 3502 * Initialize the default http proxy in this process for the reasons we set the time zone. 3503 */ 3504 IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); 3505 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); 3506 try { 3507 ProxyProperties proxyProperties = service.getProxy(); 3508 Proxy.setHttpProxySystemProperty(proxyProperties); 3509 } catch (RemoteException e) {} 3510 3511 if (data.instrumentationName != null) { 3512 ContextImpl appContext = new ContextImpl(); 3513 appContext.init(data.info, null, this); 3514 InstrumentationInfo ii = null; 3515 try { 3516 ii = appContext.getPackageManager(). 3517 getInstrumentationInfo(data.instrumentationName, 0); 3518 } catch (PackageManager.NameNotFoundException e) { 3519 } 3520 if (ii == null) { 3521 throw new RuntimeException( 3522 "Unable to find instrumentation info for: " 3523 + data.instrumentationName); 3524 } 3525 3526 mInstrumentationAppDir = ii.sourceDir; 3527 mInstrumentationAppPackage = ii.packageName; 3528 mInstrumentedAppDir = data.info.getAppDir(); 3529 3530 ApplicationInfo instrApp = new ApplicationInfo(); 3531 instrApp.packageName = ii.packageName; 3532 instrApp.sourceDir = ii.sourceDir; 3533 instrApp.publicSourceDir = ii.publicSourceDir; 3534 instrApp.dataDir = ii.dataDir; 3535 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3536 LoadedApk pi = getPackageInfo(instrApp, 3537 appContext.getClassLoader(), false, true); 3538 ContextImpl instrContext = new ContextImpl(); 3539 instrContext.init(pi, null, this); 3540 3541 try { 3542 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3543 mInstrumentation = (Instrumentation) 3544 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3545 } catch (Exception e) { 3546 throw new RuntimeException( 3547 "Unable to instantiate instrumentation " 3548 + data.instrumentationName + ": " + e.toString(), e); 3549 } 3550 3551 mInstrumentation.init(this, instrContext, appContext, 3552 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3553 3554 if (data.profileFile != null && !ii.handleProfiling) { 3555 data.handlingProfiling = true; 3556 File file = new File(data.profileFile); 3557 file.getParentFile().mkdirs(); 3558 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3559 } 3560 3561 try { 3562 mInstrumentation.onCreate(data.instrumentationArgs); 3563 } 3564 catch (Exception e) { 3565 throw new RuntimeException( 3566 "Exception thrown in onCreate() of " 3567 + data.instrumentationName + ": " + e.toString(), e); 3568 } 3569 3570 } else { 3571 mInstrumentation = new Instrumentation(); 3572 } 3573 3574 if ((data.appInfo.flags&ApplicationInfo.FLAG_LARGE_HEAP) != 0) { 3575 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 3576 } 3577 3578 // If the app is being launched for full backup or restore, bring it up in 3579 // a restricted environment with the base application class. 3580 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3581 mInitialApplication = app; 3582 3583 List<ProviderInfo> providers = data.providers; 3584 if (providers != null) { 3585 installContentProviders(app, providers); 3586 // For process that contains content providers, we want to 3587 // ensure that the JIT is enabled "at some point". 3588 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3589 } 3590 3591 try { 3592 mInstrumentation.callApplicationOnCreate(app); 3593 } catch (Exception e) { 3594 if (!mInstrumentation.onException(app, e)) { 3595 throw new RuntimeException( 3596 "Unable to create application " + app.getClass().getName() 3597 + ": " + e.toString(), e); 3598 } 3599 } 3600 } 3601 3602 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3603 IActivityManager am = ActivityManagerNative.getDefault(); 3604 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3605 Debug.stopMethodTracing(); 3606 } 3607 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3608 // + ", app thr: " + mAppThread); 3609 try { 3610 am.finishInstrumentation(mAppThread, resultCode, results); 3611 } catch (RemoteException ex) { 3612 } 3613 } 3614 3615 private final void installContentProviders( 3616 Context context, List<ProviderInfo> providers) { 3617 final ArrayList<IActivityManager.ContentProviderHolder> results = 3618 new ArrayList<IActivityManager.ContentProviderHolder>(); 3619 3620 Iterator<ProviderInfo> i = providers.iterator(); 3621 while (i.hasNext()) { 3622 ProviderInfo cpi = i.next(); 3623 StringBuilder buf = new StringBuilder(128); 3624 buf.append("Pub "); 3625 buf.append(cpi.authority); 3626 buf.append(": "); 3627 buf.append(cpi.name); 3628 Log.i(TAG, buf.toString()); 3629 IContentProvider cp = installProvider(context, null, cpi, false); 3630 if (cp != null) { 3631 IActivityManager.ContentProviderHolder cph = 3632 new IActivityManager.ContentProviderHolder(cpi); 3633 cph.provider = cp; 3634 results.add(cph); 3635 // Don't ever unload this provider from the process. 3636 synchronized(mProviderMap) { 3637 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3638 } 3639 } 3640 } 3641 3642 try { 3643 ActivityManagerNative.getDefault().publishContentProviders( 3644 getApplicationThread(), results); 3645 } catch (RemoteException ex) { 3646 } 3647 } 3648 3649 private final IContentProvider getExistingProvider(Context context, String name) { 3650 synchronized(mProviderMap) { 3651 final ProviderClientRecord pr = mProviderMap.get(name); 3652 if (pr != null) { 3653 return pr.mProvider; 3654 } 3655 return null; 3656 } 3657 } 3658 3659 private final IContentProvider getProvider(Context context, String name) { 3660 IContentProvider existing = getExistingProvider(context, name); 3661 if (existing != null) { 3662 return existing; 3663 } 3664 3665 IActivityManager.ContentProviderHolder holder = null; 3666 try { 3667 holder = ActivityManagerNative.getDefault().getContentProvider( 3668 getApplicationThread(), name); 3669 } catch (RemoteException ex) { 3670 } 3671 if (holder == null) { 3672 Slog.e(TAG, "Failed to find provider info for " + name); 3673 return null; 3674 } 3675 3676 IContentProvider prov = installProvider(context, holder.provider, 3677 holder.info, true); 3678 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3679 if (holder.noReleaseNeeded || holder.provider == null) { 3680 // We are not going to release the provider if it is an external 3681 // provider that doesn't care about being released, or if it is 3682 // a local provider running in this process. 3683 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3684 synchronized(mProviderMap) { 3685 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3686 } 3687 } 3688 return prov; 3689 } 3690 3691 public final IContentProvider acquireProvider(Context c, String name) { 3692 IContentProvider provider = getProvider(c, name); 3693 if(provider == null) 3694 return null; 3695 IBinder jBinder = provider.asBinder(); 3696 synchronized(mProviderMap) { 3697 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3698 if(prc == null) { 3699 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3700 } else { 3701 prc.count++; 3702 } //end else 3703 } //end synchronized 3704 return provider; 3705 } 3706 3707 public final IContentProvider acquireExistingProvider(Context c, String name) { 3708 IContentProvider provider = getExistingProvider(c, name); 3709 if(provider == null) 3710 return null; 3711 IBinder jBinder = provider.asBinder(); 3712 synchronized(mProviderMap) { 3713 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3714 if(prc == null) { 3715 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3716 } else { 3717 prc.count++; 3718 } //end else 3719 } //end synchronized 3720 return provider; 3721 } 3722 3723 public final boolean releaseProvider(IContentProvider provider) { 3724 if(provider == null) { 3725 return false; 3726 } 3727 IBinder jBinder = provider.asBinder(); 3728 synchronized(mProviderMap) { 3729 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3730 if(prc == null) { 3731 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3732 return false; 3733 } else { 3734 prc.count--; 3735 if(prc.count == 0) { 3736 // Schedule the actual remove asynchronously, since we 3737 // don't know the context this will be called in. 3738 // TODO: it would be nice to post a delayed message, so 3739 // if we come back and need the same provider quickly 3740 // we will still have it available. 3741 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3742 mH.sendMessage(msg); 3743 } //end if 3744 } //end else 3745 } //end synchronized 3746 return true; 3747 } 3748 3749 final void completeRemoveProvider(IContentProvider provider) { 3750 IBinder jBinder = provider.asBinder(); 3751 String name = null; 3752 synchronized(mProviderMap) { 3753 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3754 if(prc != null && prc.count == 0) { 3755 mProviderRefCountMap.remove(jBinder); 3756 //invoke removeProvider to dereference provider 3757 name = removeProviderLocked(provider); 3758 } 3759 } 3760 3761 if (name != null) { 3762 try { 3763 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3764 "ActivityManagerNative.removeContentProvider(" + name); 3765 ActivityManagerNative.getDefault().removeContentProvider( 3766 getApplicationThread(), name); 3767 } catch (RemoteException e) { 3768 //do nothing content provider object is dead any way 3769 } //end catch 3770 } 3771 } 3772 3773 public final String removeProviderLocked(IContentProvider provider) { 3774 if (provider == null) { 3775 return null; 3776 } 3777 IBinder providerBinder = provider.asBinder(); 3778 3779 String name = null; 3780 3781 // remove the provider from mProviderMap 3782 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3783 while (iter.hasNext()) { 3784 ProviderClientRecord pr = iter.next(); 3785 IBinder myBinder = pr.mProvider.asBinder(); 3786 if (myBinder == providerBinder) { 3787 //find if its published by this process itself 3788 if(pr.mLocalProvider != null) { 3789 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3790 return name; 3791 } 3792 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3793 "death recipient"); 3794 //content provider is in another process 3795 myBinder.unlinkToDeath(pr, 0); 3796 iter.remove(); 3797 //invoke remove only once for the very first name seen 3798 if(name == null) { 3799 name = pr.mName; 3800 } 3801 } //end if myBinder 3802 } //end while iter 3803 3804 return name; 3805 } 3806 3807 final void removeDeadProvider(String name, IContentProvider provider) { 3808 synchronized(mProviderMap) { 3809 ProviderClientRecord pr = mProviderMap.get(name); 3810 if (pr.mProvider.asBinder() == provider.asBinder()) { 3811 Slog.i(TAG, "Removing dead content provider: " + name); 3812 ProviderClientRecord removed = mProviderMap.remove(name); 3813 if (removed != null) { 3814 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3815 } 3816 } 3817 } 3818 } 3819 3820 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3821 ProviderClientRecord pr = mProviderMap.get(name); 3822 if (pr.mProvider.asBinder() == provider.asBinder()) { 3823 Slog.i(TAG, "Removing dead content provider: " + name); 3824 ProviderClientRecord removed = mProviderMap.remove(name); 3825 if (removed != null) { 3826 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3827 } 3828 } 3829 } 3830 3831 private final IContentProvider installProvider(Context context, 3832 IContentProvider provider, ProviderInfo info, boolean noisy) { 3833 ContentProvider localProvider = null; 3834 if (provider == null) { 3835 if (noisy) { 3836 Slog.d(TAG, "Loading provider " + info.authority + ": " 3837 + info.name); 3838 } 3839 Context c = null; 3840 ApplicationInfo ai = info.applicationInfo; 3841 if (context.getPackageName().equals(ai.packageName)) { 3842 c = context; 3843 } else if (mInitialApplication != null && 3844 mInitialApplication.getPackageName().equals(ai.packageName)) { 3845 c = mInitialApplication; 3846 } else { 3847 try { 3848 c = context.createPackageContext(ai.packageName, 3849 Context.CONTEXT_INCLUDE_CODE); 3850 } catch (PackageManager.NameNotFoundException e) { 3851 } 3852 } 3853 if (c == null) { 3854 Slog.w(TAG, "Unable to get context for package " + 3855 ai.packageName + 3856 " while loading content provider " + 3857 info.name); 3858 return null; 3859 } 3860 try { 3861 final java.lang.ClassLoader cl = c.getClassLoader(); 3862 localProvider = (ContentProvider)cl. 3863 loadClass(info.name).newInstance(); 3864 provider = localProvider.getIContentProvider(); 3865 if (provider == null) { 3866 Slog.e(TAG, "Failed to instantiate class " + 3867 info.name + " from sourceDir " + 3868 info.applicationInfo.sourceDir); 3869 return null; 3870 } 3871 if (Config.LOGV) Slog.v( 3872 TAG, "Instantiating local provider " + info.name); 3873 // XXX Need to create the correct context for this provider. 3874 localProvider.attachInfo(c, info); 3875 } catch (java.lang.Exception e) { 3876 if (!mInstrumentation.onException(null, e)) { 3877 throw new RuntimeException( 3878 "Unable to get provider " + info.name 3879 + ": " + e.toString(), e); 3880 } 3881 return null; 3882 } 3883 } else if (localLOGV) { 3884 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3885 + info.name); 3886 } 3887 3888 synchronized (mProviderMap) { 3889 // Cache the pointer for the remote provider. 3890 String names[] = PATTERN_SEMICOLON.split(info.authority); 3891 for (int i=0; i<names.length; i++) { 3892 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3893 localProvider); 3894 try { 3895 provider.asBinder().linkToDeath(pr, 0); 3896 mProviderMap.put(names[i], pr); 3897 } catch (RemoteException e) { 3898 return null; 3899 } 3900 } 3901 if (localProvider != null) { 3902 mLocalProviders.put(provider.asBinder(), 3903 new ProviderClientRecord(null, provider, localProvider)); 3904 } 3905 } 3906 3907 return provider; 3908 } 3909 3910 private final void attach(boolean system) { 3911 sThreadLocal.set(this); 3912 mSystemThread = system; 3913 if (!system) { 3914 ViewRoot.addFirstDrawHandler(new Runnable() { 3915 public void run() { 3916 ensureJitEnabled(); 3917 } 3918 }); 3919 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3920 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3921 IActivityManager mgr = ActivityManagerNative.getDefault(); 3922 try { 3923 mgr.attachApplication(mAppThread); 3924 } catch (RemoteException ex) { 3925 } 3926 } else { 3927 // Don't set application object here -- if the system crashes, 3928 // we can't display an alert, we just want to die die die. 3929 android.ddm.DdmHandleAppName.setAppName("system_process"); 3930 try { 3931 mInstrumentation = new Instrumentation(); 3932 ContextImpl context = new ContextImpl(); 3933 context.init(getSystemContext().mPackageInfo, null, this); 3934 Application app = Instrumentation.newApplication(Application.class, context); 3935 mAllApplications.add(app); 3936 mInitialApplication = app; 3937 app.onCreate(); 3938 } catch (Exception e) { 3939 throw new RuntimeException( 3940 "Unable to instantiate Application():" + e.toString(), e); 3941 } 3942 } 3943 3944 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3945 public void onConfigurationChanged(Configuration newConfig) { 3946 synchronized (mPackages) { 3947 // We need to apply this change to the resources 3948 // immediately, because upon returning the view 3949 // hierarchy will be informed about it. 3950 if (applyConfigurationToResourcesLocked(newConfig)) { 3951 // This actually changed the resources! Tell 3952 // everyone about it. 3953 if (mPendingConfiguration == null || 3954 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3955 mPendingConfiguration = newConfig; 3956 3957 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3958 } 3959 } 3960 } 3961 } 3962 public void onLowMemory() { 3963 } 3964 }); 3965 } 3966 3967 private final void detach() 3968 { 3969 sThreadLocal.set(null); 3970 } 3971 3972 public static final ActivityThread systemMain() { 3973 HardwareRenderer.disable(); 3974 ActivityThread thread = new ActivityThread(); 3975 thread.attach(true); 3976 return thread; 3977 } 3978 3979 public final void installSystemProviders(List providers) { 3980 if (providers != null) { 3981 installContentProviders(mInitialApplication, 3982 (List<ProviderInfo>)providers); 3983 } 3984 } 3985 3986 public int getIntCoreSetting(String key, int defaultValue) { 3987 synchronized (mPackages) { 3988 if (mCoreSettings != null) { 3989 return mCoreSettings.getInt(key, defaultValue); 3990 } else { 3991 return defaultValue; 3992 } 3993 } 3994 } 3995 3996 public static final void main(String[] args) { 3997 SamplingProfilerIntegration.start(); 3998 3999 // CloseGuard defaults to true and can be quite spammy. We 4000 // disable it here, but selectively enable it later (via 4001 // StrictMode) on debug builds, but using DropBox, not logs. 4002 CloseGuard.setEnabled(false); 4003 4004 Process.setArgV0("<pre-initialized>"); 4005 4006 Looper.prepareMainLooper(); 4007 if (sMainThreadHandler == null) { 4008 sMainThreadHandler = new Handler(); 4009 } 4010 4011 ActivityThread thread = new ActivityThread(); 4012 thread.attach(false); 4013 4014 if (false) { 4015 Looper.myLooper().setMessageLogging(new 4016 LogPrinter(Log.DEBUG, "ActivityThread")); 4017 } 4018 4019 Looper.loop(); 4020 4021 if (Process.supportsProcesses()) { 4022 throw new RuntimeException("Main thread loop unexpectedly exited"); 4023 } 4024 4025 thread.detach(); 4026 String name = (thread.mInitialApplication != null) 4027 ? thread.mInitialApplication.getPackageName() 4028 : "<unknown>"; 4029 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 4030 } 4031} 4032