ActivityThread.java revision cca1f0e3476edd09cdd81b075a6b7780a2959b46
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.os.Build; 46import android.os.Bundle; 47import android.os.Debug; 48import android.os.Handler; 49import android.os.IBinder; 50import android.os.Looper; 51import android.os.Message; 52import android.os.MessageQueue; 53import android.os.ParcelFileDescriptor; 54import android.os.Process; 55import android.os.RemoteException; 56import android.os.ServiceManager; 57import android.os.StrictMode; 58import android.os.SystemClock; 59import android.util.AndroidRuntimeException; 60import android.util.Config; 61import android.util.DisplayMetrics; 62import android.util.EventLog; 63import android.util.Log; 64import android.util.LogPrinter; 65import android.util.Slog; 66import android.view.Display; 67import android.view.HardwareRenderer; 68import android.view.View; 69import android.view.ViewDebug; 70import android.view.ViewManager; 71import android.view.ViewRoot; 72import android.view.Window; 73import android.view.WindowManager; 74import android.view.WindowManagerImpl; 75 76import com.android.internal.os.BinderInternal; 77import com.android.internal.os.RuntimeInit; 78import com.android.internal.os.SamplingProfilerIntegration; 79 80import dalvik.system.VMDebug; 81import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 82 83import java.io.File; 84import java.io.FileDescriptor; 85import java.io.FileOutputStream; 86import java.io.IOException; 87import java.io.PrintWriter; 88import java.lang.ref.WeakReference; 89import java.util.ArrayList; 90import java.util.HashMap; 91import java.util.Iterator; 92import java.util.List; 93import java.util.Locale; 94import java.util.Map; 95import java.util.TimeZone; 96import java.util.regex.Pattern; 97 98import dalvik.system.SamplingProfiler; 99 100final class SuperNotCalledException extends AndroidRuntimeException { 101 public SuperNotCalledException(String msg) { 102 super(msg); 103 } 104} 105 106final class RemoteServiceException extends AndroidRuntimeException { 107 public RemoteServiceException(String msg) { 108 super(msg); 109 } 110} 111 112/** 113 * This manages the execution of the main thread in an 114 * application process, scheduling and executing activities, 115 * broadcasts, and other operations on it as the activity 116 * manager requests. 117 * 118 * {@hide} 119 */ 120public final class ActivityThread { 121 static final String TAG = "ActivityThread"; 122 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 123 private static final boolean DEBUG = false; 124 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 125 static final boolean DEBUG_MESSAGES = false; 126 static final boolean DEBUG_BROADCAST = false; 127 private static final boolean DEBUG_RESULTS = false; 128 private static final boolean DEBUG_BACKUP = false; 129 private static final boolean DEBUG_CONFIGURATION = false; 130 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 131 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 132 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 133 private static final int LOG_ON_PAUSE_CALLED = 30021; 134 private static final int LOG_ON_RESUME_CALLED = 30022; 135 136 static ContextImpl mSystemContext = null; 137 138 static IPackageManager sPackageManager; 139 140 final ApplicationThread mAppThread = new ApplicationThread(); 141 final Looper mLooper = Looper.myLooper(); 142 final H mH = new H(); 143 final HashMap<IBinder, ActivityClientRecord> mActivities 144 = new HashMap<IBinder, ActivityClientRecord>(); 145 // List of new activities (via ActivityRecord.nextIdle) that should 146 // be reported when next we idle. 147 ActivityClientRecord mNewActivities = null; 148 // Number of activities that are currently visible on-screen. 149 int mNumVisibleActivities = 0; 150 final HashMap<IBinder, Service> mServices 151 = new HashMap<IBinder, Service>(); 152 AppBindData mBoundApplication; 153 Configuration mConfiguration; 154 Configuration mResConfiguration; 155 Application mInitialApplication; 156 final ArrayList<Application> mAllApplications 157 = new ArrayList<Application>(); 158 // set of instantiated backup agents, keyed by package name 159 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 160 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 161 Instrumentation mInstrumentation; 162 String mInstrumentationAppDir = null; 163 String mInstrumentationAppPackage = null; 164 String mInstrumentedAppDir = null; 165 boolean mSystemThread = false; 166 boolean mJitEnabled = false; 167 168 // These can be accessed by multiple threads; mPackages is the lock. 169 // XXX For now we keep around information about all packages we have 170 // seen, not removing entries from this map. 171 final HashMap<String, WeakReference<LoadedApk>> mPackages 172 = new HashMap<String, WeakReference<LoadedApk>>(); 173 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 174 = new HashMap<String, WeakReference<LoadedApk>>(); 175 Display mDisplay = null; 176 DisplayMetrics mDisplayMetrics = null; 177 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 178 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 179 final ArrayList<ActivityClientRecord> mRelaunchingActivities 180 = new ArrayList<ActivityClientRecord>(); 181 Configuration mPendingConfiguration = null; 182 183 // The lock of mProviderMap protects the following variables. 184 final HashMap<String, ProviderClientRecord> mProviderMap 185 = new HashMap<String, ProviderClientRecord>(); 186 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 187 = new HashMap<IBinder, ProviderRefCount>(); 188 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 189 = new HashMap<IBinder, ProviderClientRecord>(); 190 191 final GcIdler mGcIdler = new GcIdler(); 192 boolean mGcIdlerScheduled = false; 193 194 static Handler sMainThreadHandler; // set once in main() 195 196 private static final class ActivityClientRecord { 197 IBinder token; 198 int ident; 199 Intent intent; 200 Bundle state; 201 Activity activity; 202 Window window; 203 Activity parent; 204 String embeddedID; 205 Activity.NonConfigurationInstances lastNonConfigurationInstances; 206 boolean paused; 207 boolean stopped; 208 boolean hideForNow; 209 Configuration newConfig; 210 Configuration createdConfig; 211 ActivityClientRecord nextIdle; 212 213 ActivityInfo activityInfo; 214 LoadedApk packageInfo; 215 216 List<ResultInfo> pendingResults; 217 List<Intent> pendingIntents; 218 219 boolean startsNotResumed; 220 boolean isForward; 221 222 ActivityClientRecord() { 223 parent = null; 224 embeddedID = null; 225 paused = false; 226 stopped = false; 227 hideForNow = false; 228 nextIdle = null; 229 } 230 231 public String toString() { 232 ComponentName componentName = intent.getComponent(); 233 return "ActivityRecord{" 234 + Integer.toHexString(System.identityHashCode(this)) 235 + " token=" + token + " " + (componentName == null 236 ? "no component name" : componentName.toShortString()) 237 + "}"; 238 } 239 } 240 241 private final class ProviderClientRecord implements IBinder.DeathRecipient { 242 final String mName; 243 final IContentProvider mProvider; 244 final ContentProvider mLocalProvider; 245 246 ProviderClientRecord(String name, IContentProvider provider, 247 ContentProvider localProvider) { 248 mName = name; 249 mProvider = provider; 250 mLocalProvider = localProvider; 251 } 252 253 public void binderDied() { 254 removeDeadProvider(mName, mProvider); 255 } 256 } 257 258 private static final class NewIntentData { 259 List<Intent> intents; 260 IBinder token; 261 public String toString() { 262 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 263 } 264 } 265 266 private static final class ReceiverData { 267 Intent intent; 268 ActivityInfo info; 269 int resultCode; 270 String resultData; 271 Bundle resultExtras; 272 boolean sync; 273 boolean resultAbort; 274 public String toString() { 275 return "ReceiverData{intent=" + intent + " packageName=" + 276 info.packageName + " resultCode=" + resultCode 277 + " resultData=" + resultData + " resultExtras=" + resultExtras + "}"; 278 } 279 } 280 281 private static final class CreateBackupAgentData { 282 ApplicationInfo appInfo; 283 int backupMode; 284 public String toString() { 285 return "CreateBackupAgentData{appInfo=" + appInfo 286 + " backupAgent=" + appInfo.backupAgentName 287 + " mode=" + backupMode + "}"; 288 } 289 } 290 291 private static final class CreateServiceData { 292 IBinder token; 293 ServiceInfo info; 294 Intent intent; 295 public String toString() { 296 return "CreateServiceData{token=" + token + " className=" 297 + info.name + " packageName=" + info.packageName 298 + " intent=" + intent + "}"; 299 } 300 } 301 302 private static final class BindServiceData { 303 IBinder token; 304 Intent intent; 305 boolean rebind; 306 public String toString() { 307 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 308 } 309 } 310 311 private static final class ServiceArgsData { 312 IBinder token; 313 int startId; 314 int flags; 315 Intent args; 316 public String toString() { 317 return "ServiceArgsData{token=" + token + " startId=" + startId 318 + " args=" + args + "}"; 319 } 320 } 321 322 private static final class AppBindData { 323 LoadedApk info; 324 String processName; 325 ApplicationInfo appInfo; 326 List<ProviderInfo> providers; 327 ComponentName instrumentationName; 328 String profileFile; 329 Bundle instrumentationArgs; 330 IInstrumentationWatcher instrumentationWatcher; 331 int debugMode; 332 boolean restrictedBackupMode; 333 Configuration config; 334 boolean handlingProfiling; 335 public String toString() { 336 return "AppBindData{appInfo=" + appInfo + "}"; 337 } 338 } 339 340 private static final class DumpComponentInfo { 341 FileDescriptor fd; 342 IBinder token; 343 String[] args; 344 boolean dumped; 345 } 346 347 private static final class ResultData { 348 IBinder token; 349 List<ResultInfo> results; 350 public String toString() { 351 return "ResultData{token=" + token + " results" + results + "}"; 352 } 353 } 354 355 private static final class ContextCleanupInfo { 356 ContextImpl context; 357 String what; 358 String who; 359 } 360 361 private static final class ProfilerControlData { 362 String path; 363 ParcelFileDescriptor fd; 364 } 365 366 private static final class DumpHeapData { 367 String path; 368 ParcelFileDescriptor fd; 369 } 370 371 private final class ApplicationThread extends ApplicationThreadNative { 372 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 373 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 374 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 375 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 376 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 377 378 // Formatting for checkin service - update version if row format changes 379 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 380 381 public final void schedulePauseActivity(IBinder token, boolean finished, 382 boolean userLeaving, int configChanges) { 383 queueOrSendMessage( 384 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 385 token, 386 (userLeaving ? 1 : 0), 387 configChanges); 388 } 389 390 public final void scheduleStopActivity(IBinder token, boolean showWindow, 391 int configChanges) { 392 queueOrSendMessage( 393 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 394 token, 0, configChanges); 395 } 396 397 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 398 queueOrSendMessage( 399 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 400 token); 401 } 402 403 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 404 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 405 } 406 407 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 408 ResultData res = new ResultData(); 409 res.token = token; 410 res.results = results; 411 queueOrSendMessage(H.SEND_RESULT, res); 412 } 413 414 // we use token to identify this activity without having to send the 415 // activity itself back to the activity manager. (matters more with ipc) 416 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 417 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 418 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 419 ActivityClientRecord r = new ActivityClientRecord(); 420 421 r.token = token; 422 r.ident = ident; 423 r.intent = intent; 424 r.activityInfo = info; 425 r.state = state; 426 427 r.pendingResults = pendingResults; 428 r.pendingIntents = pendingNewIntents; 429 430 r.startsNotResumed = notResumed; 431 r.isForward = isForward; 432 433 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 434 } 435 436 public final void scheduleRelaunchActivity(IBinder token, 437 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 438 int configChanges, boolean notResumed, Configuration config) { 439 ActivityClientRecord r = new ActivityClientRecord(); 440 441 r.token = token; 442 r.pendingResults = pendingResults; 443 r.pendingIntents = pendingNewIntents; 444 r.startsNotResumed = notResumed; 445 r.createdConfig = config; 446 447 synchronized (mPackages) { 448 mRelaunchingActivities.add(r); 449 } 450 451 queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges); 452 } 453 454 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 455 NewIntentData data = new NewIntentData(); 456 data.intents = intents; 457 data.token = token; 458 459 queueOrSendMessage(H.NEW_INTENT, data); 460 } 461 462 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 463 int configChanges) { 464 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 465 configChanges); 466 } 467 468 public final void scheduleReceiver(Intent intent, ActivityInfo info, 469 int resultCode, String data, Bundle extras, boolean sync) { 470 ReceiverData r = new ReceiverData(); 471 472 r.intent = intent; 473 r.info = info; 474 r.resultCode = resultCode; 475 r.resultData = data; 476 r.resultExtras = extras; 477 r.sync = sync; 478 479 queueOrSendMessage(H.RECEIVER, r); 480 } 481 482 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 483 CreateBackupAgentData d = new CreateBackupAgentData(); 484 d.appInfo = app; 485 d.backupMode = backupMode; 486 487 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 488 } 489 490 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 491 CreateBackupAgentData d = new CreateBackupAgentData(); 492 d.appInfo = app; 493 494 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 495 } 496 497 public final void scheduleCreateService(IBinder token, 498 ServiceInfo info) { 499 CreateServiceData s = new CreateServiceData(); 500 s.token = token; 501 s.info = info; 502 503 queueOrSendMessage(H.CREATE_SERVICE, s); 504 } 505 506 public final void scheduleBindService(IBinder token, Intent intent, 507 boolean rebind) { 508 BindServiceData s = new BindServiceData(); 509 s.token = token; 510 s.intent = intent; 511 s.rebind = rebind; 512 513 queueOrSendMessage(H.BIND_SERVICE, s); 514 } 515 516 public final void scheduleUnbindService(IBinder token, Intent intent) { 517 BindServiceData s = new BindServiceData(); 518 s.token = token; 519 s.intent = intent; 520 521 queueOrSendMessage(H.UNBIND_SERVICE, s); 522 } 523 524 public final void scheduleServiceArgs(IBinder token, int startId, 525 int flags ,Intent args) { 526 ServiceArgsData s = new ServiceArgsData(); 527 s.token = token; 528 s.startId = startId; 529 s.flags = flags; 530 s.args = args; 531 532 queueOrSendMessage(H.SERVICE_ARGS, s); 533 } 534 535 public final void scheduleStopService(IBinder token) { 536 queueOrSendMessage(H.STOP_SERVICE, token); 537 } 538 539 public final void bindApplication(String processName, 540 ApplicationInfo appInfo, List<ProviderInfo> providers, 541 ComponentName instrumentationName, String profileFile, 542 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 543 int debugMode, boolean isRestrictedBackupMode, Configuration config, 544 Map<String, IBinder> services) { 545 546 if (services != null) { 547 // Setup the service cache in the ServiceManager 548 ServiceManager.initServiceCache(services); 549 } 550 551 AppBindData data = new AppBindData(); 552 data.processName = processName; 553 data.appInfo = appInfo; 554 data.providers = providers; 555 data.instrumentationName = instrumentationName; 556 data.profileFile = profileFile; 557 data.instrumentationArgs = instrumentationArgs; 558 data.instrumentationWatcher = instrumentationWatcher; 559 data.debugMode = debugMode; 560 data.restrictedBackupMode = isRestrictedBackupMode; 561 data.config = config; 562 queueOrSendMessage(H.BIND_APPLICATION, data); 563 } 564 565 public final void scheduleExit() { 566 queueOrSendMessage(H.EXIT_APPLICATION, null); 567 } 568 569 public final void scheduleSuicide() { 570 queueOrSendMessage(H.SUICIDE, null); 571 } 572 573 public void requestThumbnail(IBinder token) { 574 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 575 } 576 577 public void scheduleConfigurationChanged(Configuration config) { 578 synchronized (mPackages) { 579 if (mPendingConfiguration == null || 580 mPendingConfiguration.isOtherSeqNewer(config)) { 581 mPendingConfiguration = config; 582 } 583 } 584 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 585 } 586 587 public void updateTimeZone() { 588 TimeZone.setDefault(null); 589 } 590 591 public void processInBackground() { 592 mH.removeMessages(H.GC_WHEN_IDLE); 593 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 594 } 595 596 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 597 DumpComponentInfo data = new DumpComponentInfo(); 598 data.fd = fd; 599 data.token = servicetoken; 600 data.args = args; 601 data.dumped = false; 602 queueOrSendMessage(H.DUMP_SERVICE, data); 603 synchronized (data) { 604 while (!data.dumped) { 605 try { 606 data.wait(); 607 } catch (InterruptedException e) { 608 // no need to do anything here, we will keep waiting until 609 // dumped is set 610 } 611 } 612 } 613 } 614 615 // This function exists to make sure all receiver dispatching is 616 // correctly ordered, since these are one-way calls and the binder driver 617 // applies transaction ordering per object for such calls. 618 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 619 int resultCode, String dataStr, Bundle extras, boolean ordered, 620 boolean sticky) throws RemoteException { 621 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 622 } 623 624 public void scheduleLowMemory() { 625 queueOrSendMessage(H.LOW_MEMORY, null); 626 } 627 628 public void scheduleActivityConfigurationChanged(IBinder token) { 629 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 630 } 631 632 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 633 ProfilerControlData pcd = new ProfilerControlData(); 634 pcd.path = path; 635 pcd.fd = fd; 636 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 637 } 638 639 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 640 DumpHeapData dhd = new DumpHeapData(); 641 dhd.path = path; 642 dhd.fd = fd; 643 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 644 } 645 646 public void setSchedulingGroup(int group) { 647 // Note: do this immediately, since going into the foreground 648 // should happen regardless of what pending work we have to do 649 // and the activity manager will wait for us to report back that 650 // we are done before sending us to the background. 651 try { 652 Process.setProcessGroup(Process.myPid(), group); 653 } catch (Exception e) { 654 Slog.w(TAG, "Failed setting process group to " + group, e); 655 } 656 } 657 658 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 659 Debug.getMemoryInfo(outInfo); 660 } 661 662 public void dispatchPackageBroadcast(int cmd, String[] packages) { 663 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 664 } 665 666 public void scheduleCrash(String msg) { 667 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 668 } 669 670 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, String[] args) { 671 DumpComponentInfo data = new DumpComponentInfo(); 672 data.fd = fd; 673 data.token = activitytoken; 674 data.args = args; 675 data.dumped = false; 676 queueOrSendMessage(H.DUMP_ACTIVITY, data); 677 synchronized (data) { 678 while (!data.dumped) { 679 try { 680 data.wait(); 681 } catch (InterruptedException e) { 682 // no need to do anything here, we will keep waiting until 683 // dumped is set 684 } 685 } 686 } 687 } 688 689 @Override 690 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 691 long nativeMax = Debug.getNativeHeapSize() / 1024; 692 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 693 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 694 695 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 696 Debug.getMemoryInfo(memInfo); 697 698 final int nativeShared = memInfo.nativeSharedDirty; 699 final int dalvikShared = memInfo.dalvikSharedDirty; 700 final int otherShared = memInfo.otherSharedDirty; 701 702 final int nativePrivate = memInfo.nativePrivateDirty; 703 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 704 final int otherPrivate = memInfo.otherPrivateDirty; 705 706 Runtime runtime = Runtime.getRuntime(); 707 708 long dalvikMax = runtime.totalMemory() / 1024; 709 long dalvikFree = runtime.freeMemory() / 1024; 710 long dalvikAllocated = dalvikMax - dalvikFree; 711 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 712 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 713 long appContextInstanceCount = VMDebug.countInstancesOfClass(ContextImpl.class); 714 long activityInstanceCount = VMDebug.countInstancesOfClass(Activity.class); 715 int globalAssetCount = AssetManager.getGlobalAssetCount(); 716 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 717 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 718 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 719 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 720 int openSslSocketCount = OpenSSLSocketImpl.getInstanceCount(); 721 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 722 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 723 724 // Check to see if we were called by checkin server. If so, print terse format. 725 boolean doCheckinFormat = false; 726 if (args != null) { 727 for (String arg : args) { 728 if ("-c".equals(arg)) doCheckinFormat = true; 729 } 730 } 731 732 // For checkin, we print one long comma-separated list of values 733 if (doCheckinFormat) { 734 // NOTE: if you change anything significant below, also consider changing 735 // ACTIVITY_THREAD_CHECKIN_VERSION. 736 String processName = (mBoundApplication != null) 737 ? mBoundApplication.processName : "unknown"; 738 739 // Header 740 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 741 pw.print(Process.myPid()); pw.print(','); 742 pw.print(processName); pw.print(','); 743 744 // Heap info - max 745 pw.print(nativeMax); pw.print(','); 746 pw.print(dalvikMax); pw.print(','); 747 pw.print("N/A,"); 748 pw.print(nativeMax + dalvikMax); pw.print(','); 749 750 // Heap info - allocated 751 pw.print(nativeAllocated); pw.print(','); 752 pw.print(dalvikAllocated); pw.print(','); 753 pw.print("N/A,"); 754 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 755 756 // Heap info - free 757 pw.print(nativeFree); pw.print(','); 758 pw.print(dalvikFree); pw.print(','); 759 pw.print("N/A,"); 760 pw.print(nativeFree + dalvikFree); pw.print(','); 761 762 // Heap info - proportional set size 763 pw.print(memInfo.nativePss); pw.print(','); 764 pw.print(memInfo.dalvikPss); pw.print(','); 765 pw.print(memInfo.otherPss); pw.print(','); 766 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 767 768 // Heap info - shared 769 pw.print(nativeShared); pw.print(','); 770 pw.print(dalvikShared); pw.print(','); 771 pw.print(otherShared); pw.print(','); 772 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 773 774 // Heap info - private 775 pw.print(nativePrivate); pw.print(','); 776 pw.print(dalvikPrivate); pw.print(','); 777 pw.print(otherPrivate); pw.print(','); 778 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 779 780 // Object counts 781 pw.print(viewInstanceCount); pw.print(','); 782 pw.print(viewRootInstanceCount); pw.print(','); 783 pw.print(appContextInstanceCount); pw.print(','); 784 pw.print(activityInstanceCount); pw.print(','); 785 786 pw.print(globalAssetCount); pw.print(','); 787 pw.print(globalAssetManagerCount); pw.print(','); 788 pw.print(binderLocalObjectCount); pw.print(','); 789 pw.print(binderProxyObjectCount); pw.print(','); 790 791 pw.print(binderDeathObjectCount); pw.print(','); 792 pw.print(openSslSocketCount); pw.print(','); 793 794 // SQL 795 pw.print(sqliteAllocated); pw.print(','); 796 pw.print(stats.memoryUsed / 1024); pw.print(','); 797 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 798 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 799 for (int i = 0; i < stats.dbStats.size(); i++) { 800 DbStats dbStats = stats.dbStats.get(i); 801 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 802 dbStats.lookaside, dbStats.cache, dbStats.dbName); 803 pw.print(','); 804 } 805 806 return; 807 } 808 809 // otherwise, show human-readable format 810 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 811 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 812 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 813 nativeAllocated + dalvikAllocated); 814 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 815 nativeFree + dalvikFree); 816 817 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 818 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 819 820 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 821 nativeShared + dalvikShared + otherShared); 822 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 823 nativePrivate + dalvikPrivate + otherPrivate); 824 825 pw.println(" "); 826 pw.println(" Objects"); 827 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 828 viewRootInstanceCount); 829 830 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 831 "Activities:", activityInstanceCount); 832 833 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 834 "AssetManagers:", globalAssetManagerCount); 835 836 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 837 "Proxy Binders:", binderProxyObjectCount); 838 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 839 840 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 841 842 // SQLite mem info 843 pw.println(" "); 844 pw.println(" SQL"); 845 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 846 stats.memoryUsed / 1024); 847 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 848 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 849 pw.println(" "); 850 int N = stats.dbStats.size(); 851 if (N > 0) { 852 pw.println(" DATABASES"); 853 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 854 "Dbname"); 855 for (int i = 0; i < N; i++) { 856 DbStats dbStats = stats.dbStats.get(i); 857 printRow(pw, DB_INFO_FORMAT, 858 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 859 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 860 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 861 dbStats.cache, dbStats.dbName); 862 } 863 } 864 865 // Asset details. 866 String assetAlloc = AssetManager.getAssetAllocations(); 867 if (assetAlloc != null) { 868 pw.println(" "); 869 pw.println(" Asset Allocations"); 870 pw.print(assetAlloc); 871 } 872 } 873 874 private void printRow(PrintWriter pw, String format, Object...objs) { 875 pw.println(String.format(format, objs)); 876 } 877 } 878 879 private final class H extends Handler { 880 public static final int LAUNCH_ACTIVITY = 100; 881 public static final int PAUSE_ACTIVITY = 101; 882 public static final int PAUSE_ACTIVITY_FINISHING= 102; 883 public static final int STOP_ACTIVITY_SHOW = 103; 884 public static final int STOP_ACTIVITY_HIDE = 104; 885 public static final int SHOW_WINDOW = 105; 886 public static final int HIDE_WINDOW = 106; 887 public static final int RESUME_ACTIVITY = 107; 888 public static final int SEND_RESULT = 108; 889 public static final int DESTROY_ACTIVITY = 109; 890 public static final int BIND_APPLICATION = 110; 891 public static final int EXIT_APPLICATION = 111; 892 public static final int NEW_INTENT = 112; 893 public static final int RECEIVER = 113; 894 public static final int CREATE_SERVICE = 114; 895 public static final int SERVICE_ARGS = 115; 896 public static final int STOP_SERVICE = 116; 897 public static final int REQUEST_THUMBNAIL = 117; 898 public static final int CONFIGURATION_CHANGED = 118; 899 public static final int CLEAN_UP_CONTEXT = 119; 900 public static final int GC_WHEN_IDLE = 120; 901 public static final int BIND_SERVICE = 121; 902 public static final int UNBIND_SERVICE = 122; 903 public static final int DUMP_SERVICE = 123; 904 public static final int LOW_MEMORY = 124; 905 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 906 public static final int RELAUNCH_ACTIVITY = 126; 907 public static final int PROFILER_CONTROL = 127; 908 public static final int CREATE_BACKUP_AGENT = 128; 909 public static final int DESTROY_BACKUP_AGENT = 129; 910 public static final int SUICIDE = 130; 911 public static final int REMOVE_PROVIDER = 131; 912 public static final int ENABLE_JIT = 132; 913 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 914 public static final int SCHEDULE_CRASH = 134; 915 public static final int DUMP_HEAP = 135; 916 public static final int DUMP_ACTIVITY = 136; 917 String codeToString(int code) { 918 if (DEBUG_MESSAGES) { 919 switch (code) { 920 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 921 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 922 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 923 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 924 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 925 case SHOW_WINDOW: return "SHOW_WINDOW"; 926 case HIDE_WINDOW: return "HIDE_WINDOW"; 927 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 928 case SEND_RESULT: return "SEND_RESULT"; 929 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 930 case BIND_APPLICATION: return "BIND_APPLICATION"; 931 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 932 case NEW_INTENT: return "NEW_INTENT"; 933 case RECEIVER: return "RECEIVER"; 934 case CREATE_SERVICE: return "CREATE_SERVICE"; 935 case SERVICE_ARGS: return "SERVICE_ARGS"; 936 case STOP_SERVICE: return "STOP_SERVICE"; 937 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 938 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 939 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 940 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 941 case BIND_SERVICE: return "BIND_SERVICE"; 942 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 943 case DUMP_SERVICE: return "DUMP_SERVICE"; 944 case LOW_MEMORY: return "LOW_MEMORY"; 945 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 946 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 947 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 948 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 949 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 950 case SUICIDE: return "SUICIDE"; 951 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 952 case ENABLE_JIT: return "ENABLE_JIT"; 953 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 954 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 955 case DUMP_HEAP: return "DUMP_HEAP"; 956 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 957 } 958 } 959 return "(unknown)"; 960 } 961 public void handleMessage(Message msg) { 962 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 963 switch (msg.what) { 964 case LAUNCH_ACTIVITY: { 965 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 966 967 r.packageInfo = getPackageInfoNoCheck( 968 r.activityInfo.applicationInfo); 969 handleLaunchActivity(r, null); 970 } break; 971 case RELAUNCH_ACTIVITY: { 972 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 973 handleRelaunchActivity(r, msg.arg1); 974 } break; 975 case PAUSE_ACTIVITY: 976 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 977 maybeSnapshot(); 978 break; 979 case PAUSE_ACTIVITY_FINISHING: 980 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 981 break; 982 case STOP_ACTIVITY_SHOW: 983 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 984 break; 985 case STOP_ACTIVITY_HIDE: 986 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 987 break; 988 case SHOW_WINDOW: 989 handleWindowVisibility((IBinder)msg.obj, true); 990 break; 991 case HIDE_WINDOW: 992 handleWindowVisibility((IBinder)msg.obj, false); 993 break; 994 case RESUME_ACTIVITY: 995 handleResumeActivity((IBinder)msg.obj, true, 996 msg.arg1 != 0); 997 break; 998 case SEND_RESULT: 999 handleSendResult((ResultData)msg.obj); 1000 break; 1001 case DESTROY_ACTIVITY: 1002 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1003 msg.arg2, false); 1004 break; 1005 case BIND_APPLICATION: 1006 AppBindData data = (AppBindData)msg.obj; 1007 handleBindApplication(data); 1008 break; 1009 case EXIT_APPLICATION: 1010 if (mInitialApplication != null) { 1011 mInitialApplication.onTerminate(); 1012 } 1013 Looper.myLooper().quit(); 1014 break; 1015 case NEW_INTENT: 1016 handleNewIntent((NewIntentData)msg.obj); 1017 break; 1018 case RECEIVER: 1019 handleReceiver((ReceiverData)msg.obj); 1020 maybeSnapshot(); 1021 break; 1022 case CREATE_SERVICE: 1023 handleCreateService((CreateServiceData)msg.obj); 1024 break; 1025 case BIND_SERVICE: 1026 handleBindService((BindServiceData)msg.obj); 1027 break; 1028 case UNBIND_SERVICE: 1029 handleUnbindService((BindServiceData)msg.obj); 1030 break; 1031 case SERVICE_ARGS: 1032 handleServiceArgs((ServiceArgsData)msg.obj); 1033 break; 1034 case STOP_SERVICE: 1035 handleStopService((IBinder)msg.obj); 1036 maybeSnapshot(); 1037 break; 1038 case REQUEST_THUMBNAIL: 1039 handleRequestThumbnail((IBinder)msg.obj); 1040 break; 1041 case CONFIGURATION_CHANGED: 1042 handleConfigurationChanged((Configuration)msg.obj); 1043 break; 1044 case CLEAN_UP_CONTEXT: 1045 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1046 cci.context.performFinalCleanup(cci.who, cci.what); 1047 break; 1048 case GC_WHEN_IDLE: 1049 scheduleGcIdler(); 1050 break; 1051 case DUMP_SERVICE: 1052 handleDumpService((DumpComponentInfo)msg.obj); 1053 break; 1054 case LOW_MEMORY: 1055 handleLowMemory(); 1056 break; 1057 case ACTIVITY_CONFIGURATION_CHANGED: 1058 handleActivityConfigurationChanged((IBinder)msg.obj); 1059 break; 1060 case PROFILER_CONTROL: 1061 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1062 break; 1063 case CREATE_BACKUP_AGENT: 1064 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1065 break; 1066 case DESTROY_BACKUP_AGENT: 1067 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1068 break; 1069 case SUICIDE: 1070 Process.killProcess(Process.myPid()); 1071 break; 1072 case REMOVE_PROVIDER: 1073 completeRemoveProvider((IContentProvider)msg.obj); 1074 break; 1075 case ENABLE_JIT: 1076 ensureJitEnabled(); 1077 break; 1078 case DISPATCH_PACKAGE_BROADCAST: 1079 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1080 break; 1081 case SCHEDULE_CRASH: 1082 throw new RemoteServiceException((String)msg.obj); 1083 case DUMP_HEAP: 1084 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1085 break; 1086 case DUMP_ACTIVITY: 1087 handleDumpActivity((DumpComponentInfo)msg.obj); 1088 break; 1089 } 1090 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1091 } 1092 1093 void maybeSnapshot() { 1094 if (mBoundApplication != null) { 1095 // convert the *private* ActivityThread.PackageInfo to *public* known 1096 // android.content.pm.PackageInfo 1097 String packageName = mBoundApplication.info.mPackageName; 1098 android.content.pm.PackageInfo packageInfo = null; 1099 try { 1100 Context context = getSystemContext(); 1101 if(context == null) { 1102 Log.e(TAG, "cannot get a valid context"); 1103 return; 1104 } 1105 PackageManager pm = context.getPackageManager(); 1106 if(pm == null) { 1107 Log.e(TAG, "cannot get a valid PackageManager"); 1108 return; 1109 } 1110 packageInfo = pm.getPackageInfo( 1111 packageName, PackageManager.GET_ACTIVITIES); 1112 } catch (NameNotFoundException e) { 1113 Log.e(TAG, "cannot get package info for " + packageName, e); 1114 } 1115 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1116 } 1117 } 1118 } 1119 1120 private final class Idler implements MessageQueue.IdleHandler { 1121 public final boolean queueIdle() { 1122 ActivityClientRecord a = mNewActivities; 1123 if (a != null) { 1124 mNewActivities = null; 1125 IActivityManager am = ActivityManagerNative.getDefault(); 1126 ActivityClientRecord prev; 1127 do { 1128 if (localLOGV) Slog.v( 1129 TAG, "Reporting idle of " + a + 1130 " finished=" + 1131 (a.activity != null ? a.activity.mFinished : false)); 1132 if (a.activity != null && !a.activity.mFinished) { 1133 try { 1134 am.activityIdle(a.token, a.createdConfig); 1135 a.createdConfig = null; 1136 } catch (RemoteException ex) { 1137 } 1138 } 1139 prev = a; 1140 a = a.nextIdle; 1141 prev.nextIdle = null; 1142 } while (a != null); 1143 } 1144 ensureJitEnabled(); 1145 return false; 1146 } 1147 } 1148 1149 final class GcIdler implements MessageQueue.IdleHandler { 1150 public final boolean queueIdle() { 1151 doGcIfNeeded(); 1152 return false; 1153 } 1154 } 1155 1156 private final static class ResourcesKey { 1157 final private String mResDir; 1158 final private float mScale; 1159 final private int mHash; 1160 1161 ResourcesKey(String resDir, float scale) { 1162 mResDir = resDir; 1163 mScale = scale; 1164 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1165 } 1166 1167 @Override 1168 public int hashCode() { 1169 return mHash; 1170 } 1171 1172 @Override 1173 public boolean equals(Object obj) { 1174 if (!(obj instanceof ResourcesKey)) { 1175 return false; 1176 } 1177 ResourcesKey peer = (ResourcesKey) obj; 1178 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1179 } 1180 } 1181 1182 public static final ActivityThread currentActivityThread() { 1183 return sThreadLocal.get(); 1184 } 1185 1186 public static final String currentPackageName() { 1187 ActivityThread am = currentActivityThread(); 1188 return (am != null && am.mBoundApplication != null) 1189 ? am.mBoundApplication.processName : null; 1190 } 1191 1192 public static final Application currentApplication() { 1193 ActivityThread am = currentActivityThread(); 1194 return am != null ? am.mInitialApplication : null; 1195 } 1196 1197 public static IPackageManager getPackageManager() { 1198 if (sPackageManager != null) { 1199 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1200 return sPackageManager; 1201 } 1202 IBinder b = ServiceManager.getService("package"); 1203 //Slog.v("PackageManager", "default service binder = " + b); 1204 sPackageManager = IPackageManager.Stub.asInterface(b); 1205 //Slog.v("PackageManager", "default service = " + sPackageManager); 1206 return sPackageManager; 1207 } 1208 1209 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1210 if (mDisplayMetrics != null && !forceUpdate) { 1211 return mDisplayMetrics; 1212 } 1213 if (mDisplay == null) { 1214 WindowManager wm = WindowManagerImpl.getDefault(); 1215 mDisplay = wm.getDefaultDisplay(); 1216 } 1217 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1218 mDisplay.getMetrics(metrics); 1219 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1220 // + metrics.heightPixels + " den=" + metrics.density 1221 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1222 return metrics; 1223 } 1224 1225 /** 1226 * Creates the top level Resources for applications with the given compatibility info. 1227 * 1228 * @param resDir the resource directory. 1229 * @param compInfo the compability info. It will use the default compatibility info when it's 1230 * null. 1231 */ 1232 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1233 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1234 Resources r; 1235 synchronized (mPackages) { 1236 // Resources is app scale dependent. 1237 if (false) { 1238 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1239 + compInfo.applicationScale); 1240 } 1241 WeakReference<Resources> wr = mActiveResources.get(key); 1242 r = wr != null ? wr.get() : null; 1243 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1244 if (r != null && r.getAssets().isUpToDate()) { 1245 if (false) { 1246 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1247 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1248 } 1249 return r; 1250 } 1251 } 1252 1253 //if (r != null) { 1254 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1255 // + r + " " + resDir); 1256 //} 1257 1258 AssetManager assets = new AssetManager(); 1259 if (assets.addAssetPath(resDir) == 0) { 1260 return null; 1261 } 1262 1263 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1264 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1265 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1266 if (false) { 1267 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1268 + r.getConfiguration() + " appScale=" 1269 + r.getCompatibilityInfo().applicationScale); 1270 } 1271 1272 synchronized (mPackages) { 1273 WeakReference<Resources> wr = mActiveResources.get(key); 1274 Resources existing = wr != null ? wr.get() : null; 1275 if (existing != null && existing.getAssets().isUpToDate()) { 1276 // Someone else already created the resources while we were 1277 // unlocked; go ahead and use theirs. 1278 r.getAssets().close(); 1279 return existing; 1280 } 1281 1282 // XXX need to remove entries when weak references go away 1283 mActiveResources.put(key, new WeakReference<Resources>(r)); 1284 return r; 1285 } 1286 } 1287 1288 /** 1289 * Creates the top level resources for the given package. 1290 */ 1291 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1292 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1293 } 1294 1295 final Handler getHandler() { 1296 return mH; 1297 } 1298 1299 public final LoadedApk getPackageInfo(String packageName, int flags) { 1300 synchronized (mPackages) { 1301 WeakReference<LoadedApk> ref; 1302 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1303 ref = mPackages.get(packageName); 1304 } else { 1305 ref = mResourcePackages.get(packageName); 1306 } 1307 LoadedApk packageInfo = ref != null ? ref.get() : null; 1308 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1309 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1310 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1311 if (packageInfo != null && (packageInfo.mResources == null 1312 || packageInfo.mResources.getAssets().isUpToDate())) { 1313 if (packageInfo.isSecurityViolation() 1314 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1315 throw new SecurityException( 1316 "Requesting code from " + packageName 1317 + " to be run in process " 1318 + mBoundApplication.processName 1319 + "/" + mBoundApplication.appInfo.uid); 1320 } 1321 return packageInfo; 1322 } 1323 } 1324 1325 ApplicationInfo ai = null; 1326 try { 1327 ai = getPackageManager().getApplicationInfo(packageName, 1328 PackageManager.GET_SHARED_LIBRARY_FILES); 1329 } catch (RemoteException e) { 1330 } 1331 1332 if (ai != null) { 1333 return getPackageInfo(ai, flags); 1334 } 1335 1336 return null; 1337 } 1338 1339 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1340 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1341 boolean securityViolation = includeCode && ai.uid != 0 1342 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1343 ? ai.uid != mBoundApplication.appInfo.uid : true); 1344 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1345 |Context.CONTEXT_IGNORE_SECURITY)) 1346 == Context.CONTEXT_INCLUDE_CODE) { 1347 if (securityViolation) { 1348 String msg = "Requesting code from " + ai.packageName 1349 + " (with uid " + ai.uid + ")"; 1350 if (mBoundApplication != null) { 1351 msg = msg + " to be run in process " 1352 + mBoundApplication.processName + " (with uid " 1353 + mBoundApplication.appInfo.uid + ")"; 1354 } 1355 throw new SecurityException(msg); 1356 } 1357 } 1358 return getPackageInfo(ai, null, securityViolation, includeCode); 1359 } 1360 1361 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1362 return getPackageInfo(ai, null, false, true); 1363 } 1364 1365 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1366 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1367 synchronized (mPackages) { 1368 WeakReference<LoadedApk> ref; 1369 if (includeCode) { 1370 ref = mPackages.get(aInfo.packageName); 1371 } else { 1372 ref = mResourcePackages.get(aInfo.packageName); 1373 } 1374 LoadedApk packageInfo = ref != null ? ref.get() : null; 1375 if (packageInfo == null || (packageInfo.mResources != null 1376 && !packageInfo.mResources.getAssets().isUpToDate())) { 1377 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1378 : "Loading resource-only package ") + aInfo.packageName 1379 + " (in " + (mBoundApplication != null 1380 ? mBoundApplication.processName : null) 1381 + ")"); 1382 packageInfo = 1383 new LoadedApk(this, aInfo, this, baseLoader, 1384 securityViolation, includeCode && 1385 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1386 if (includeCode) { 1387 mPackages.put(aInfo.packageName, 1388 new WeakReference<LoadedApk>(packageInfo)); 1389 } else { 1390 mResourcePackages.put(aInfo.packageName, 1391 new WeakReference<LoadedApk>(packageInfo)); 1392 } 1393 } 1394 return packageInfo; 1395 } 1396 } 1397 1398 ActivityThread() { 1399 } 1400 1401 public ApplicationThread getApplicationThread() 1402 { 1403 return mAppThread; 1404 } 1405 1406 public Instrumentation getInstrumentation() 1407 { 1408 return mInstrumentation; 1409 } 1410 1411 public Configuration getConfiguration() { 1412 return mConfiguration; 1413 } 1414 1415 public boolean isProfiling() { 1416 return mBoundApplication != null && mBoundApplication.profileFile != null; 1417 } 1418 1419 public String getProfileFilePath() { 1420 return mBoundApplication.profileFile; 1421 } 1422 1423 public Looper getLooper() { 1424 return mLooper; 1425 } 1426 1427 public Application getApplication() { 1428 return mInitialApplication; 1429 } 1430 1431 public String getProcessName() { 1432 return mBoundApplication.processName; 1433 } 1434 1435 public ContextImpl getSystemContext() { 1436 synchronized (this) { 1437 if (mSystemContext == null) { 1438 ContextImpl context = 1439 ContextImpl.createSystemContext(this); 1440 LoadedApk info = new LoadedApk(this, "android", context, null); 1441 context.init(info, null, this); 1442 context.getResources().updateConfiguration( 1443 getConfiguration(), getDisplayMetricsLocked(false)); 1444 mSystemContext = context; 1445 //Slog.i(TAG, "Created system resources " + context.getResources() 1446 // + ": " + context.getResources().getConfiguration()); 1447 } 1448 } 1449 return mSystemContext; 1450 } 1451 1452 public void installSystemApplicationInfo(ApplicationInfo info) { 1453 synchronized (this) { 1454 ContextImpl context = getSystemContext(); 1455 context.init(new LoadedApk(this, "android", context, info), null, this); 1456 } 1457 } 1458 1459 void ensureJitEnabled() { 1460 if (!mJitEnabled) { 1461 mJitEnabled = true; 1462 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1463 } 1464 } 1465 1466 void scheduleGcIdler() { 1467 if (!mGcIdlerScheduled) { 1468 mGcIdlerScheduled = true; 1469 Looper.myQueue().addIdleHandler(mGcIdler); 1470 } 1471 mH.removeMessages(H.GC_WHEN_IDLE); 1472 } 1473 1474 void unscheduleGcIdler() { 1475 if (mGcIdlerScheduled) { 1476 mGcIdlerScheduled = false; 1477 Looper.myQueue().removeIdleHandler(mGcIdler); 1478 } 1479 mH.removeMessages(H.GC_WHEN_IDLE); 1480 } 1481 1482 void doGcIfNeeded() { 1483 mGcIdlerScheduled = false; 1484 final long now = SystemClock.uptimeMillis(); 1485 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1486 // + "m now=" + now); 1487 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1488 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1489 BinderInternal.forceGc("bg"); 1490 } 1491 } 1492 1493 public final ActivityInfo resolveActivityInfo(Intent intent) { 1494 ActivityInfo aInfo = intent.resolveActivityInfo( 1495 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1496 if (aInfo == null) { 1497 // Throw an exception. 1498 Instrumentation.checkStartActivityResult( 1499 IActivityManager.START_CLASS_NOT_FOUND, intent); 1500 } 1501 return aInfo; 1502 } 1503 1504 public final Activity startActivityNow(Activity parent, String id, 1505 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1506 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1507 ActivityClientRecord r = new ActivityClientRecord(); 1508 r.token = token; 1509 r.ident = 0; 1510 r.intent = intent; 1511 r.state = state; 1512 r.parent = parent; 1513 r.embeddedID = id; 1514 r.activityInfo = activityInfo; 1515 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1516 if (localLOGV) { 1517 ComponentName compname = intent.getComponent(); 1518 String name; 1519 if (compname != null) { 1520 name = compname.toShortString(); 1521 } else { 1522 name = "(Intent " + intent + ").getComponent() returned null"; 1523 } 1524 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1525 + ", comp=" + name 1526 + ", token=" + token); 1527 } 1528 return performLaunchActivity(r, null); 1529 } 1530 1531 public final Activity getActivity(IBinder token) { 1532 return mActivities.get(token).activity; 1533 } 1534 1535 public final void sendActivityResult( 1536 IBinder token, String id, int requestCode, 1537 int resultCode, Intent data) { 1538 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1539 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1540 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1541 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1542 mAppThread.scheduleSendResult(token, list); 1543 } 1544 1545 // if the thread hasn't started yet, we don't have the handler, so just 1546 // save the messages until we're ready. 1547 private final void queueOrSendMessage(int what, Object obj) { 1548 queueOrSendMessage(what, obj, 0, 0); 1549 } 1550 1551 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1552 queueOrSendMessage(what, obj, arg1, 0); 1553 } 1554 1555 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1556 synchronized (this) { 1557 if (DEBUG_MESSAGES) Slog.v( 1558 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1559 + ": " + arg1 + " / " + obj); 1560 Message msg = Message.obtain(); 1561 msg.what = what; 1562 msg.obj = obj; 1563 msg.arg1 = arg1; 1564 msg.arg2 = arg2; 1565 mH.sendMessage(msg); 1566 } 1567 } 1568 1569 final void scheduleContextCleanup(ContextImpl context, String who, 1570 String what) { 1571 ContextCleanupInfo cci = new ContextCleanupInfo(); 1572 cci.context = context; 1573 cci.who = who; 1574 cci.what = what; 1575 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1576 } 1577 1578 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1579 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1580 1581 ActivityInfo aInfo = r.activityInfo; 1582 if (r.packageInfo == null) { 1583 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1584 Context.CONTEXT_INCLUDE_CODE); 1585 } 1586 1587 ComponentName component = r.intent.getComponent(); 1588 if (component == null) { 1589 component = r.intent.resolveActivity( 1590 mInitialApplication.getPackageManager()); 1591 r.intent.setComponent(component); 1592 } 1593 1594 if (r.activityInfo.targetActivity != null) { 1595 component = new ComponentName(r.activityInfo.packageName, 1596 r.activityInfo.targetActivity); 1597 } 1598 1599 Activity activity = null; 1600 try { 1601 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1602 activity = mInstrumentation.newActivity( 1603 cl, component.getClassName(), r.intent); 1604 r.intent.setExtrasClassLoader(cl); 1605 if (r.state != null) { 1606 r.state.setClassLoader(cl); 1607 } 1608 } catch (Exception e) { 1609 if (!mInstrumentation.onException(activity, e)) { 1610 throw new RuntimeException( 1611 "Unable to instantiate activity " + component 1612 + ": " + e.toString(), e); 1613 } 1614 } 1615 1616 try { 1617 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1618 1619 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1620 if (localLOGV) Slog.v( 1621 TAG, r + ": app=" + app 1622 + ", appName=" + app.getPackageName() 1623 + ", pkg=" + r.packageInfo.getPackageName() 1624 + ", comp=" + r.intent.getComponent().toShortString() 1625 + ", dir=" + r.packageInfo.getAppDir()); 1626 1627 if (activity != null) { 1628 ContextImpl appContext = new ContextImpl(); 1629 appContext.init(r.packageInfo, r.token, this); 1630 appContext.setOuterContext(activity); 1631 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1632 Configuration config = new Configuration(mConfiguration); 1633 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1634 + r.activityInfo.name + " with config " + config); 1635 activity.attach(appContext, this, getInstrumentation(), r.token, 1636 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1637 r.embeddedID, r.lastNonConfigurationInstances, config); 1638 1639 if (customIntent != null) { 1640 activity.mIntent = customIntent; 1641 } 1642 r.lastNonConfigurationInstances = null; 1643 activity.mStartedActivity = false; 1644 int theme = r.activityInfo.getThemeResource(); 1645 if (theme != 0) { 1646 activity.setTheme(theme); 1647 } 1648 1649 activity.mCalled = false; 1650 mInstrumentation.callActivityOnCreate(activity, r.state); 1651 if (!activity.mCalled) { 1652 throw new SuperNotCalledException( 1653 "Activity " + r.intent.getComponent().toShortString() + 1654 " did not call through to super.onCreate()"); 1655 } 1656 r.activity = activity; 1657 r.stopped = true; 1658 if (!r.activity.mFinished) { 1659 activity.performStart(); 1660 r.stopped = false; 1661 } 1662 if (!r.activity.mFinished) { 1663 if (r.state != null) { 1664 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1665 } 1666 } 1667 if (!r.activity.mFinished) { 1668 activity.mCalled = false; 1669 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1670 if (!activity.mCalled) { 1671 throw new SuperNotCalledException( 1672 "Activity " + r.intent.getComponent().toShortString() + 1673 " did not call through to super.onPostCreate()"); 1674 } 1675 } 1676 } 1677 r.paused = true; 1678 1679 mActivities.put(r.token, r); 1680 1681 } catch (SuperNotCalledException e) { 1682 throw e; 1683 1684 } catch (Exception e) { 1685 if (!mInstrumentation.onException(activity, e)) { 1686 throw new RuntimeException( 1687 "Unable to start activity " + component 1688 + ": " + e.toString(), e); 1689 } 1690 } 1691 1692 return activity; 1693 } 1694 1695 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1696 // If we are getting ready to gc after going to the background, well 1697 // we are back active so skip it. 1698 unscheduleGcIdler(); 1699 1700 if (localLOGV) Slog.v( 1701 TAG, "Handling launch of " + r); 1702 Activity a = performLaunchActivity(r, customIntent); 1703 1704 if (a != null) { 1705 r.createdConfig = new Configuration(mConfiguration); 1706 Bundle oldState = r.state; 1707 handleResumeActivity(r.token, false, r.isForward); 1708 1709 if (!r.activity.mFinished && r.startsNotResumed) { 1710 // The activity manager actually wants this one to start out 1711 // paused, because it needs to be visible but isn't in the 1712 // foreground. We accomplish this by going through the 1713 // normal startup (because activities expect to go through 1714 // onResume() the first time they run, before their window 1715 // is displayed), and then pausing it. However, in this case 1716 // we do -not- need to do the full pause cycle (of freezing 1717 // and such) because the activity manager assumes it can just 1718 // retain the current state it has. 1719 try { 1720 r.activity.mCalled = false; 1721 mInstrumentation.callActivityOnPause(r.activity); 1722 // We need to keep around the original state, in case 1723 // we need to be created again. 1724 r.state = oldState; 1725 if (!r.activity.mCalled) { 1726 throw new SuperNotCalledException( 1727 "Activity " + r.intent.getComponent().toShortString() + 1728 " did not call through to super.onPause()"); 1729 } 1730 1731 } catch (SuperNotCalledException e) { 1732 throw e; 1733 1734 } catch (Exception e) { 1735 if (!mInstrumentation.onException(r.activity, e)) { 1736 throw new RuntimeException( 1737 "Unable to pause activity " 1738 + r.intent.getComponent().toShortString() 1739 + ": " + e.toString(), e); 1740 } 1741 } 1742 r.paused = true; 1743 } 1744 } else { 1745 // If there was an error, for any reason, tell the activity 1746 // manager to stop us. 1747 try { 1748 ActivityManagerNative.getDefault() 1749 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1750 } catch (RemoteException ex) { 1751 } 1752 } 1753 } 1754 1755 private final void deliverNewIntents(ActivityClientRecord r, 1756 List<Intent> intents) { 1757 final int N = intents.size(); 1758 for (int i=0; i<N; i++) { 1759 Intent intent = intents.get(i); 1760 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1761 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1762 } 1763 } 1764 1765 public final void performNewIntents(IBinder token, 1766 List<Intent> intents) { 1767 ActivityClientRecord r = mActivities.get(token); 1768 if (r != null) { 1769 final boolean resumed = !r.paused; 1770 if (resumed) { 1771 mInstrumentation.callActivityOnPause(r.activity); 1772 } 1773 deliverNewIntents(r, intents); 1774 if (resumed) { 1775 mInstrumentation.callActivityOnResume(r.activity); 1776 } 1777 } 1778 } 1779 1780 private final void handleNewIntent(NewIntentData data) { 1781 performNewIntents(data.token, data.intents); 1782 } 1783 1784 private final void handleReceiver(ReceiverData data) { 1785 // If we are getting ready to gc after going to the background, well 1786 // we are back active so skip it. 1787 unscheduleGcIdler(); 1788 1789 String component = data.intent.getComponent().getClassName(); 1790 1791 LoadedApk packageInfo = getPackageInfoNoCheck( 1792 data.info.applicationInfo); 1793 1794 IActivityManager mgr = ActivityManagerNative.getDefault(); 1795 1796 BroadcastReceiver receiver = null; 1797 try { 1798 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1799 data.intent.setExtrasClassLoader(cl); 1800 if (data.resultExtras != null) { 1801 data.resultExtras.setClassLoader(cl); 1802 } 1803 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1804 } catch (Exception e) { 1805 try { 1806 if (DEBUG_BROADCAST) Slog.i(TAG, 1807 "Finishing failed broadcast to " + data.intent.getComponent()); 1808 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 1809 data.resultData, data.resultExtras, data.resultAbort); 1810 } catch (RemoteException ex) { 1811 } 1812 throw new RuntimeException( 1813 "Unable to instantiate receiver " + component 1814 + ": " + e.toString(), e); 1815 } 1816 1817 try { 1818 Application app = packageInfo.makeApplication(false, mInstrumentation); 1819 1820 if (localLOGV) Slog.v( 1821 TAG, "Performing receive of " + data.intent 1822 + ": app=" + app 1823 + ", appName=" + app.getPackageName() 1824 + ", pkg=" + packageInfo.getPackageName() 1825 + ", comp=" + data.intent.getComponent().toShortString() 1826 + ", dir=" + packageInfo.getAppDir()); 1827 1828 ContextImpl context = (ContextImpl)app.getBaseContext(); 1829 receiver.setOrderedHint(true); 1830 receiver.setResult(data.resultCode, data.resultData, 1831 data.resultExtras); 1832 receiver.setOrderedHint(data.sync); 1833 receiver.onReceive(context.getReceiverRestrictedContext(), 1834 data.intent); 1835 } catch (Exception e) { 1836 try { 1837 if (DEBUG_BROADCAST) Slog.i(TAG, 1838 "Finishing failed broadcast to " + data.intent.getComponent()); 1839 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 1840 data.resultData, data.resultExtras, data.resultAbort); 1841 } catch (RemoteException ex) { 1842 } 1843 if (!mInstrumentation.onException(receiver, e)) { 1844 throw new RuntimeException( 1845 "Unable to start receiver " + component 1846 + ": " + e.toString(), e); 1847 } 1848 } 1849 1850 QueuedWork.waitToFinish(); 1851 1852 try { 1853 if (data.sync) { 1854 if (DEBUG_BROADCAST) Slog.i(TAG, 1855 "Finishing ordered broadcast to " + data.intent.getComponent()); 1856 mgr.finishReceiver( 1857 mAppThread.asBinder(), receiver.getResultCode(), 1858 receiver.getResultData(), receiver.getResultExtras(false), 1859 receiver.getAbortBroadcast()); 1860 } else { 1861 if (DEBUG_BROADCAST) Slog.i(TAG, 1862 "Finishing broadcast to " + data.intent.getComponent()); 1863 mgr.finishReceiver(mAppThread.asBinder(), 0, null, null, false); 1864 } 1865 } catch (RemoteException ex) { 1866 } 1867 } 1868 1869 // Instantiate a BackupAgent and tell it that it's alive 1870 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1871 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1872 1873 // no longer idle; we have backup work to do 1874 unscheduleGcIdler(); 1875 1876 // instantiate the BackupAgent class named in the manifest 1877 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1878 String packageName = packageInfo.mPackageName; 1879 if (mBackupAgents.get(packageName) != null) { 1880 Slog.d(TAG, "BackupAgent " + " for " + packageName 1881 + " already exists"); 1882 return; 1883 } 1884 1885 BackupAgent agent = null; 1886 String classname = data.appInfo.backupAgentName; 1887 if (classname == null) { 1888 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1889 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1890 + packageName); 1891 return; 1892 } 1893 classname = "android.app.FullBackupAgent"; 1894 } 1895 try { 1896 IBinder binder = null; 1897 try { 1898 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1899 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1900 1901 // set up the agent's context 1902 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1903 + data.appInfo.backupAgentName); 1904 1905 ContextImpl context = new ContextImpl(); 1906 context.init(packageInfo, null, this); 1907 context.setOuterContext(agent); 1908 agent.attach(context); 1909 1910 agent.onCreate(); 1911 binder = agent.onBind(); 1912 mBackupAgents.put(packageName, agent); 1913 } catch (Exception e) { 1914 // If this is during restore, fail silently; otherwise go 1915 // ahead and let the user see the crash. 1916 Slog.e(TAG, "Agent threw during creation: " + e); 1917 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1918 throw e; 1919 } 1920 // falling through with 'binder' still null 1921 } 1922 1923 // tell the OS that we're live now 1924 try { 1925 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1926 } catch (RemoteException e) { 1927 // nothing to do. 1928 } 1929 } catch (Exception e) { 1930 throw new RuntimeException("Unable to create BackupAgent " 1931 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1932 } 1933 } 1934 1935 // Tear down a BackupAgent 1936 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1937 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1938 1939 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1940 String packageName = packageInfo.mPackageName; 1941 BackupAgent agent = mBackupAgents.get(packageName); 1942 if (agent != null) { 1943 try { 1944 agent.onDestroy(); 1945 } catch (Exception e) { 1946 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1947 e.printStackTrace(); 1948 } 1949 mBackupAgents.remove(packageName); 1950 } else { 1951 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1952 } 1953 } 1954 1955 private final void handleCreateService(CreateServiceData data) { 1956 // If we are getting ready to gc after going to the background, well 1957 // we are back active so skip it. 1958 unscheduleGcIdler(); 1959 1960 LoadedApk packageInfo = getPackageInfoNoCheck( 1961 data.info.applicationInfo); 1962 Service service = null; 1963 try { 1964 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1965 service = (Service) cl.loadClass(data.info.name).newInstance(); 1966 } catch (Exception e) { 1967 if (!mInstrumentation.onException(service, e)) { 1968 throw new RuntimeException( 1969 "Unable to instantiate service " + data.info.name 1970 + ": " + e.toString(), e); 1971 } 1972 } 1973 1974 try { 1975 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1976 1977 ContextImpl context = new ContextImpl(); 1978 context.init(packageInfo, null, this); 1979 1980 Application app = packageInfo.makeApplication(false, mInstrumentation); 1981 context.setOuterContext(service); 1982 service.attach(context, this, data.info.name, data.token, app, 1983 ActivityManagerNative.getDefault()); 1984 service.onCreate(); 1985 mServices.put(data.token, service); 1986 try { 1987 ActivityManagerNative.getDefault().serviceDoneExecuting( 1988 data.token, 0, 0, 0); 1989 } catch (RemoteException e) { 1990 // nothing to do. 1991 } 1992 } catch (Exception e) { 1993 if (!mInstrumentation.onException(service, e)) { 1994 throw new RuntimeException( 1995 "Unable to create service " + data.info.name 1996 + ": " + e.toString(), e); 1997 } 1998 } 1999 } 2000 2001 private final void handleBindService(BindServiceData data) { 2002 Service s = mServices.get(data.token); 2003 if (s != null) { 2004 try { 2005 data.intent.setExtrasClassLoader(s.getClassLoader()); 2006 try { 2007 if (!data.rebind) { 2008 IBinder binder = s.onBind(data.intent); 2009 ActivityManagerNative.getDefault().publishService( 2010 data.token, data.intent, binder); 2011 } else { 2012 s.onRebind(data.intent); 2013 ActivityManagerNative.getDefault().serviceDoneExecuting( 2014 data.token, 0, 0, 0); 2015 } 2016 ensureJitEnabled(); 2017 } catch (RemoteException ex) { 2018 } 2019 } catch (Exception e) { 2020 if (!mInstrumentation.onException(s, e)) { 2021 throw new RuntimeException( 2022 "Unable to bind to service " + s 2023 + " with " + data.intent + ": " + e.toString(), e); 2024 } 2025 } 2026 } 2027 } 2028 2029 private final void handleUnbindService(BindServiceData data) { 2030 Service s = mServices.get(data.token); 2031 if (s != null) { 2032 try { 2033 data.intent.setExtrasClassLoader(s.getClassLoader()); 2034 boolean doRebind = s.onUnbind(data.intent); 2035 try { 2036 if (doRebind) { 2037 ActivityManagerNative.getDefault().unbindFinished( 2038 data.token, data.intent, doRebind); 2039 } else { 2040 ActivityManagerNative.getDefault().serviceDoneExecuting( 2041 data.token, 0, 0, 0); 2042 } 2043 } catch (RemoteException ex) { 2044 } 2045 } catch (Exception e) { 2046 if (!mInstrumentation.onException(s, e)) { 2047 throw new RuntimeException( 2048 "Unable to unbind to service " + s 2049 + " with " + data.intent + ": " + e.toString(), e); 2050 } 2051 } 2052 } 2053 } 2054 2055 private void handleDumpService(DumpComponentInfo info) { 2056 try { 2057 Service s = mServices.get(info.token); 2058 if (s != null) { 2059 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2060 s.dump(info.fd, pw, info.args); 2061 pw.close(); 2062 } 2063 } finally { 2064 synchronized (info) { 2065 info.dumped = true; 2066 info.notifyAll(); 2067 } 2068 } 2069 } 2070 2071 private void handleDumpActivity(DumpComponentInfo info) { 2072 try { 2073 ActivityClientRecord r = mActivities.get(info.token); 2074 if (r != null && r.activity != null) { 2075 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2076 r.activity.dump(info.fd, pw, info.args); 2077 pw.close(); 2078 } 2079 } finally { 2080 synchronized (info) { 2081 info.dumped = true; 2082 info.notifyAll(); 2083 } 2084 } 2085 } 2086 2087 private final void handleServiceArgs(ServiceArgsData data) { 2088 Service s = mServices.get(data.token); 2089 if (s != null) { 2090 try { 2091 if (data.args != null) { 2092 data.args.setExtrasClassLoader(s.getClassLoader()); 2093 } 2094 int res = s.onStartCommand(data.args, data.flags, data.startId); 2095 2096 QueuedWork.waitToFinish(); 2097 2098 try { 2099 ActivityManagerNative.getDefault().serviceDoneExecuting( 2100 data.token, 1, data.startId, res); 2101 } catch (RemoteException e) { 2102 // nothing to do. 2103 } 2104 ensureJitEnabled(); 2105 } catch (Exception e) { 2106 if (!mInstrumentation.onException(s, e)) { 2107 throw new RuntimeException( 2108 "Unable to start service " + s 2109 + " with " + data.args + ": " + e.toString(), e); 2110 } 2111 } 2112 } 2113 } 2114 2115 private final void handleStopService(IBinder token) { 2116 Service s = mServices.remove(token); 2117 if (s != null) { 2118 try { 2119 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2120 s.onDestroy(); 2121 Context context = s.getBaseContext(); 2122 if (context instanceof ContextImpl) { 2123 final String who = s.getClassName(); 2124 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2125 } 2126 2127 QueuedWork.waitToFinish(); 2128 2129 try { 2130 ActivityManagerNative.getDefault().serviceDoneExecuting( 2131 token, 0, 0, 0); 2132 } catch (RemoteException e) { 2133 // nothing to do. 2134 } 2135 } catch (Exception e) { 2136 if (!mInstrumentation.onException(s, e)) { 2137 throw new RuntimeException( 2138 "Unable to stop service " + s 2139 + ": " + e.toString(), e); 2140 } 2141 } 2142 } 2143 //Slog.i(TAG, "Running services: " + mServices); 2144 } 2145 2146 public final ActivityClientRecord performResumeActivity(IBinder token, 2147 boolean clearHide) { 2148 ActivityClientRecord r = mActivities.get(token); 2149 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2150 + " finished=" + r.activity.mFinished); 2151 if (r != null && !r.activity.mFinished) { 2152 if (clearHide) { 2153 r.hideForNow = false; 2154 r.activity.mStartedActivity = false; 2155 } 2156 try { 2157 if (r.pendingIntents != null) { 2158 deliverNewIntents(r, r.pendingIntents); 2159 r.pendingIntents = null; 2160 } 2161 if (r.pendingResults != null) { 2162 deliverResults(r, r.pendingResults); 2163 r.pendingResults = null; 2164 } 2165 r.activity.performResume(); 2166 2167 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2168 r.activity.getComponentName().getClassName()); 2169 2170 r.paused = false; 2171 r.stopped = false; 2172 r.state = null; 2173 } catch (Exception e) { 2174 if (!mInstrumentation.onException(r.activity, e)) { 2175 throw new RuntimeException( 2176 "Unable to resume activity " 2177 + r.intent.getComponent().toShortString() 2178 + ": " + e.toString(), e); 2179 } 2180 } 2181 } 2182 return r; 2183 } 2184 2185 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2186 // If we are getting ready to gc after going to the background, well 2187 // we are back active so skip it. 2188 unscheduleGcIdler(); 2189 2190 ActivityClientRecord r = performResumeActivity(token, clearHide); 2191 2192 if (r != null) { 2193 final Activity a = r.activity; 2194 2195 if (localLOGV) Slog.v( 2196 TAG, "Resume " + r + " started activity: " + 2197 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2198 + ", finished: " + a.mFinished); 2199 2200 final int forwardBit = isForward ? 2201 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2202 2203 // If the window hasn't yet been added to the window manager, 2204 // and this guy didn't finish itself or start another activity, 2205 // then go ahead and add the window. 2206 boolean willBeVisible = !a.mStartedActivity; 2207 if (!willBeVisible) { 2208 try { 2209 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2210 a.getActivityToken()); 2211 } catch (RemoteException e) { 2212 } 2213 } 2214 if (r.window == null && !a.mFinished && willBeVisible) { 2215 r.window = r.activity.getWindow(); 2216 View decor = r.window.getDecorView(); 2217 decor.setVisibility(View.INVISIBLE); 2218 ViewManager wm = a.getWindowManager(); 2219 WindowManager.LayoutParams l = r.window.getAttributes(); 2220 a.mDecor = decor; 2221 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2222 l.softInputMode |= forwardBit; 2223 if (a.mVisibleFromClient) { 2224 a.mWindowAdded = true; 2225 wm.addView(decor, l); 2226 } 2227 2228 // If the window has already been added, but during resume 2229 // we started another activity, then don't yet make the 2230 // window visible. 2231 } else if (!willBeVisible) { 2232 if (localLOGV) Slog.v( 2233 TAG, "Launch " + r + " mStartedActivity set"); 2234 r.hideForNow = true; 2235 } 2236 2237 // The window is now visible if it has been added, we are not 2238 // simply finishing, and we are not starting another activity. 2239 if (!r.activity.mFinished && willBeVisible 2240 && r.activity.mDecor != null && !r.hideForNow) { 2241 if (r.newConfig != null) { 2242 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2243 + r.activityInfo.name + " with newConfig " + r.newConfig); 2244 performConfigurationChanged(r.activity, r.newConfig); 2245 r.newConfig = null; 2246 } 2247 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2248 + isForward); 2249 WindowManager.LayoutParams l = r.window.getAttributes(); 2250 if ((l.softInputMode 2251 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2252 != forwardBit) { 2253 l.softInputMode = (l.softInputMode 2254 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2255 | forwardBit; 2256 if (r.activity.mVisibleFromClient) { 2257 ViewManager wm = a.getWindowManager(); 2258 View decor = r.window.getDecorView(); 2259 wm.updateViewLayout(decor, l); 2260 } 2261 } 2262 r.activity.mVisibleFromServer = true; 2263 mNumVisibleActivities++; 2264 if (r.activity.mVisibleFromClient) { 2265 r.activity.makeVisible(); 2266 } 2267 } 2268 2269 r.nextIdle = mNewActivities; 2270 mNewActivities = r; 2271 if (localLOGV) Slog.v( 2272 TAG, "Scheduling idle handler for " + r); 2273 Looper.myQueue().addIdleHandler(new Idler()); 2274 2275 } else { 2276 // If an exception was thrown when trying to resume, then 2277 // just end this activity. 2278 try { 2279 ActivityManagerNative.getDefault() 2280 .finishActivity(token, Activity.RESULT_CANCELED, null); 2281 } catch (RemoteException ex) { 2282 } 2283 } 2284 } 2285 2286 private int mThumbnailWidth = -1; 2287 private int mThumbnailHeight = -1; 2288 2289 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2290 Bitmap thumbnail = null; 2291 try { 2292 int w = mThumbnailWidth; 2293 int h; 2294 if (w < 0) { 2295 Resources res = r.activity.getResources(); 2296 mThumbnailHeight = h = 2297 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2298 2299 mThumbnailWidth = w = 2300 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2301 } else { 2302 h = mThumbnailHeight; 2303 } 2304 2305 // On platforms where we don't want thumbnails, set dims to (0,0) 2306 if ((w > 0) && (h > 0)) { 2307 View topView = r.activity.getWindow().getDecorView(); 2308 2309 // Maximize bitmap by capturing in native aspect. 2310 if (topView.getWidth() >= topView.getHeight()) { 2311 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2312 } else { 2313 thumbnail = Bitmap.createBitmap(h, w, THUMBNAIL_FORMAT); 2314 } 2315 2316 thumbnail.eraseColor(0); 2317 Canvas cv = new Canvas(thumbnail); 2318 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2319 thumbnail = null; 2320 } 2321 } 2322 2323 } catch (Exception e) { 2324 if (!mInstrumentation.onException(r.activity, e)) { 2325 throw new RuntimeException( 2326 "Unable to create thumbnail of " 2327 + r.intent.getComponent().toShortString() 2328 + ": " + e.toString(), e); 2329 } 2330 thumbnail = null; 2331 } 2332 2333 return thumbnail; 2334 } 2335 2336 private final void handlePauseActivity(IBinder token, boolean finished, 2337 boolean userLeaving, int configChanges) { 2338 ActivityClientRecord r = mActivities.get(token); 2339 if (r != null) { 2340 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2341 if (userLeaving) { 2342 performUserLeavingActivity(r); 2343 } 2344 2345 r.activity.mConfigChangeFlags |= configChanges; 2346 Bundle state = performPauseActivity(token, finished, true); 2347 2348 // Tell the activity manager we have paused. 2349 try { 2350 ActivityManagerNative.getDefault().activityPaused(token, state); 2351 } catch (RemoteException ex) { 2352 } 2353 } 2354 } 2355 2356 final void performUserLeavingActivity(ActivityClientRecord r) { 2357 mInstrumentation.callActivityOnUserLeaving(r.activity); 2358 } 2359 2360 final Bundle performPauseActivity(IBinder token, boolean finished, 2361 boolean saveState) { 2362 ActivityClientRecord r = mActivities.get(token); 2363 return r != null ? performPauseActivity(r, finished, saveState) : null; 2364 } 2365 2366 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2367 boolean saveState) { 2368 if (r.paused) { 2369 if (r.activity.mFinished) { 2370 // If we are finishing, we won't call onResume() in certain cases. 2371 // So here we likewise don't want to call onPause() if the activity 2372 // isn't resumed. 2373 return null; 2374 } 2375 RuntimeException e = new RuntimeException( 2376 "Performing pause of activity that is not resumed: " 2377 + r.intent.getComponent().toShortString()); 2378 Slog.e(TAG, e.getMessage(), e); 2379 } 2380 Bundle state = null; 2381 if (finished) { 2382 r.activity.mFinished = true; 2383 } 2384 try { 2385 // Next have the activity save its current state and managed dialogs... 2386 if (!r.activity.mFinished && saveState) { 2387 state = new Bundle(); 2388 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2389 r.state = state; 2390 } 2391 // Now we are idle. 2392 r.activity.mCalled = false; 2393 mInstrumentation.callActivityOnPause(r.activity); 2394 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2395 if (!r.activity.mCalled) { 2396 throw new SuperNotCalledException( 2397 "Activity " + r.intent.getComponent().toShortString() + 2398 " did not call through to super.onPause()"); 2399 } 2400 2401 } catch (SuperNotCalledException e) { 2402 throw e; 2403 2404 } catch (Exception e) { 2405 if (!mInstrumentation.onException(r.activity, e)) { 2406 throw new RuntimeException( 2407 "Unable to pause activity " 2408 + r.intent.getComponent().toShortString() 2409 + ": " + e.toString(), e); 2410 } 2411 } 2412 r.paused = true; 2413 return state; 2414 } 2415 2416 final void performStopActivity(IBinder token) { 2417 ActivityClientRecord r = mActivities.get(token); 2418 performStopActivityInner(r, null, false); 2419 } 2420 2421 private static class StopInfo { 2422 Bitmap thumbnail; 2423 CharSequence description; 2424 } 2425 2426 private final class ProviderRefCount { 2427 public int count; 2428 ProviderRefCount(int pCount) { 2429 count = pCount; 2430 } 2431 } 2432 2433 private final void performStopActivityInner(ActivityClientRecord r, 2434 StopInfo info, boolean keepShown) { 2435 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2436 if (r != null) { 2437 if (!keepShown && r.stopped) { 2438 if (r.activity.mFinished) { 2439 // If we are finishing, we won't call onResume() in certain 2440 // cases. So here we likewise don't want to call onStop() 2441 // if the activity isn't resumed. 2442 return; 2443 } 2444 RuntimeException e = new RuntimeException( 2445 "Performing stop of activity that is not resumed: " 2446 + r.intent.getComponent().toShortString()); 2447 Slog.e(TAG, e.getMessage(), e); 2448 } 2449 2450 if (info != null) { 2451 try { 2452 // First create a thumbnail for the activity... 2453 info.thumbnail = createThumbnailBitmap(r); 2454 info.description = r.activity.onCreateDescription(); 2455 } catch (Exception e) { 2456 if (!mInstrumentation.onException(r.activity, e)) { 2457 throw new RuntimeException( 2458 "Unable to save state of activity " 2459 + r.intent.getComponent().toShortString() 2460 + ": " + e.toString(), e); 2461 } 2462 } 2463 } 2464 2465 if (!keepShown) { 2466 try { 2467 // Now we are idle. 2468 r.activity.performStop(); 2469 } catch (Exception e) { 2470 if (!mInstrumentation.onException(r.activity, e)) { 2471 throw new RuntimeException( 2472 "Unable to stop activity " 2473 + r.intent.getComponent().toShortString() 2474 + ": " + e.toString(), e); 2475 } 2476 } 2477 r.stopped = true; 2478 } 2479 2480 r.paused = true; 2481 } 2482 } 2483 2484 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2485 View v = r.activity.mDecor; 2486 if (v != null) { 2487 if (show) { 2488 if (!r.activity.mVisibleFromServer) { 2489 r.activity.mVisibleFromServer = true; 2490 mNumVisibleActivities++; 2491 if (r.activity.mVisibleFromClient) { 2492 r.activity.makeVisible(); 2493 } 2494 } 2495 if (r.newConfig != null) { 2496 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2497 + r.activityInfo.name + " with new config " + r.newConfig); 2498 performConfigurationChanged(r.activity, r.newConfig); 2499 r.newConfig = null; 2500 } 2501 } else { 2502 if (r.activity.mVisibleFromServer) { 2503 r.activity.mVisibleFromServer = false; 2504 mNumVisibleActivities--; 2505 v.setVisibility(View.INVISIBLE); 2506 } 2507 } 2508 } 2509 } 2510 2511 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2512 ActivityClientRecord r = mActivities.get(token); 2513 r.activity.mConfigChangeFlags |= configChanges; 2514 2515 StopInfo info = new StopInfo(); 2516 performStopActivityInner(r, info, show); 2517 2518 if (localLOGV) Slog.v( 2519 TAG, "Finishing stop of " + r + ": show=" + show 2520 + " win=" + r.window); 2521 2522 updateVisibility(r, show); 2523 2524 // Tell activity manager we have been stopped. 2525 try { 2526 ActivityManagerNative.getDefault().activityStopped( 2527 r.token, info.thumbnail, info.description); 2528 } catch (RemoteException ex) { 2529 } 2530 } 2531 2532 final void performRestartActivity(IBinder token) { 2533 ActivityClientRecord r = mActivities.get(token); 2534 if (r.stopped) { 2535 r.activity.performRestart(); 2536 r.stopped = false; 2537 } 2538 } 2539 2540 private final void handleWindowVisibility(IBinder token, boolean show) { 2541 ActivityClientRecord r = mActivities.get(token); 2542 if (!show && !r.stopped) { 2543 performStopActivityInner(r, null, show); 2544 } else if (show && r.stopped) { 2545 // If we are getting ready to gc after going to the background, well 2546 // we are back active so skip it. 2547 unscheduleGcIdler(); 2548 2549 r.activity.performRestart(); 2550 r.stopped = false; 2551 } 2552 if (r.activity.mDecor != null) { 2553 if (Config.LOGV) Slog.v( 2554 TAG, "Handle window " + r + " visibility: " + show); 2555 updateVisibility(r, show); 2556 } 2557 } 2558 2559 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2560 final int N = results.size(); 2561 for (int i=0; i<N; i++) { 2562 ResultInfo ri = results.get(i); 2563 try { 2564 if (ri.mData != null) { 2565 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2566 } 2567 if (DEBUG_RESULTS) Slog.v(TAG, 2568 "Delivering result to activity " + r + " : " + ri); 2569 r.activity.dispatchActivityResult(ri.mResultWho, 2570 ri.mRequestCode, ri.mResultCode, ri.mData); 2571 } catch (Exception e) { 2572 if (!mInstrumentation.onException(r.activity, e)) { 2573 throw new RuntimeException( 2574 "Failure delivering result " + ri + " to activity " 2575 + r.intent.getComponent().toShortString() 2576 + ": " + e.toString(), e); 2577 } 2578 } 2579 } 2580 } 2581 2582 private final void handleSendResult(ResultData res) { 2583 ActivityClientRecord r = mActivities.get(res.token); 2584 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2585 if (r != null) { 2586 final boolean resumed = !r.paused; 2587 if (!r.activity.mFinished && r.activity.mDecor != null 2588 && r.hideForNow && resumed) { 2589 // We had hidden the activity because it started another 2590 // one... we have gotten a result back and we are not 2591 // paused, so make sure our window is visible. 2592 updateVisibility(r, true); 2593 } 2594 if (resumed) { 2595 try { 2596 // Now we are idle. 2597 r.activity.mCalled = false; 2598 mInstrumentation.callActivityOnPause(r.activity); 2599 if (!r.activity.mCalled) { 2600 throw new SuperNotCalledException( 2601 "Activity " + r.intent.getComponent().toShortString() 2602 + " did not call through to super.onPause()"); 2603 } 2604 } catch (SuperNotCalledException e) { 2605 throw e; 2606 } catch (Exception e) { 2607 if (!mInstrumentation.onException(r.activity, e)) { 2608 throw new RuntimeException( 2609 "Unable to pause activity " 2610 + r.intent.getComponent().toShortString() 2611 + ": " + e.toString(), e); 2612 } 2613 } 2614 } 2615 deliverResults(r, res.results); 2616 if (resumed) { 2617 mInstrumentation.callActivityOnResume(r.activity); 2618 } 2619 } 2620 } 2621 2622 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2623 return performDestroyActivity(token, finishing, 0, false); 2624 } 2625 2626 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2627 int configChanges, boolean getNonConfigInstance) { 2628 ActivityClientRecord r = mActivities.get(token); 2629 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2630 if (r != null) { 2631 r.activity.mConfigChangeFlags |= configChanges; 2632 if (finishing) { 2633 r.activity.mFinished = true; 2634 } 2635 if (getNonConfigInstance) { 2636 r.activity.mChangingConfigurations = true; 2637 } 2638 if (!r.paused) { 2639 try { 2640 r.activity.mCalled = false; 2641 mInstrumentation.callActivityOnPause(r.activity); 2642 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2643 r.activity.getComponentName().getClassName()); 2644 if (!r.activity.mCalled) { 2645 throw new SuperNotCalledException( 2646 "Activity " + safeToComponentShortString(r.intent) 2647 + " did not call through to super.onPause()"); 2648 } 2649 } catch (SuperNotCalledException e) { 2650 throw e; 2651 } catch (Exception e) { 2652 if (!mInstrumentation.onException(r.activity, e)) { 2653 throw new RuntimeException( 2654 "Unable to pause activity " 2655 + safeToComponentShortString(r.intent) 2656 + ": " + e.toString(), e); 2657 } 2658 } 2659 r.paused = true; 2660 } 2661 if (!r.stopped) { 2662 try { 2663 r.activity.performStop(); 2664 } catch (SuperNotCalledException e) { 2665 throw e; 2666 } catch (Exception e) { 2667 if (!mInstrumentation.onException(r.activity, e)) { 2668 throw new RuntimeException( 2669 "Unable to stop activity " 2670 + safeToComponentShortString(r.intent) 2671 + ": " + e.toString(), e); 2672 } 2673 } 2674 r.stopped = true; 2675 } 2676 if (getNonConfigInstance) { 2677 try { 2678 r.lastNonConfigurationInstances 2679 = r.activity.retainNonConfigurationInstances(); 2680 } catch (Exception e) { 2681 if (!mInstrumentation.onException(r.activity, e)) { 2682 throw new RuntimeException( 2683 "Unable to retain activity " 2684 + r.intent.getComponent().toShortString() 2685 + ": " + e.toString(), e); 2686 } 2687 } 2688 } 2689 try { 2690 r.activity.mCalled = false; 2691 mInstrumentation.callActivityOnDestroy(r.activity); 2692 if (!r.activity.mCalled) { 2693 throw new SuperNotCalledException( 2694 "Activity " + safeToComponentShortString(r.intent) + 2695 " did not call through to super.onDestroy()"); 2696 } 2697 if (r.window != null) { 2698 r.window.closeAllPanels(); 2699 } 2700 } catch (SuperNotCalledException e) { 2701 throw e; 2702 } catch (Exception e) { 2703 if (!mInstrumentation.onException(r.activity, e)) { 2704 throw new RuntimeException( 2705 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2706 + ": " + e.toString(), e); 2707 } 2708 } 2709 } 2710 mActivities.remove(token); 2711 2712 return r; 2713 } 2714 2715 private static String safeToComponentShortString(Intent intent) { 2716 ComponentName component = intent.getComponent(); 2717 return component == null ? "[Unknown]" : component.toShortString(); 2718 } 2719 2720 private final void handleDestroyActivity(IBinder token, boolean finishing, 2721 int configChanges, boolean getNonConfigInstance) { 2722 ActivityClientRecord r = performDestroyActivity(token, finishing, 2723 configChanges, getNonConfigInstance); 2724 if (r != null) { 2725 WindowManager wm = r.activity.getWindowManager(); 2726 View v = r.activity.mDecor; 2727 if (v != null) { 2728 if (r.activity.mVisibleFromServer) { 2729 mNumVisibleActivities--; 2730 } 2731 IBinder wtoken = v.getWindowToken(); 2732 if (r.activity.mWindowAdded) { 2733 wm.removeViewImmediate(v); 2734 } 2735 if (wtoken != null) { 2736 WindowManagerImpl.getDefault().closeAll(wtoken, 2737 r.activity.getClass().getName(), "Activity"); 2738 } 2739 r.activity.mDecor = null; 2740 } 2741 WindowManagerImpl.getDefault().closeAll(token, 2742 r.activity.getClass().getName(), "Activity"); 2743 2744 // Mocked out contexts won't be participating in the normal 2745 // process lifecycle, but if we're running with a proper 2746 // ApplicationContext we need to have it tear down things 2747 // cleanly. 2748 Context c = r.activity.getBaseContext(); 2749 if (c instanceof ContextImpl) { 2750 ((ContextImpl) c).scheduleFinalCleanup( 2751 r.activity.getClass().getName(), "Activity"); 2752 } 2753 } 2754 if (finishing) { 2755 try { 2756 ActivityManagerNative.getDefault().activityDestroyed(token); 2757 } catch (RemoteException ex) { 2758 // If the system process has died, it's game over for everyone. 2759 } 2760 } 2761 } 2762 2763 private final void handleRelaunchActivity(ActivityClientRecord tmp, int configChanges) { 2764 // If we are getting ready to gc after going to the background, well 2765 // we are back active so skip it. 2766 unscheduleGcIdler(); 2767 2768 Configuration changedConfig = null; 2769 2770 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2771 + tmp.token + " with configChanges=0x" 2772 + Integer.toHexString(configChanges)); 2773 2774 // First: make sure we have the most recent configuration and most 2775 // recent version of the activity, or skip it if some previous call 2776 // had taken a more recent version. 2777 synchronized (mPackages) { 2778 int N = mRelaunchingActivities.size(); 2779 IBinder token = tmp.token; 2780 tmp = null; 2781 for (int i=0; i<N; i++) { 2782 ActivityClientRecord r = mRelaunchingActivities.get(i); 2783 if (r.token == token) { 2784 tmp = r; 2785 mRelaunchingActivities.remove(i); 2786 i--; 2787 N--; 2788 } 2789 } 2790 2791 if (tmp == null) { 2792 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2793 return; 2794 } 2795 2796 if (mPendingConfiguration != null) { 2797 changedConfig = mPendingConfiguration; 2798 mPendingConfiguration = null; 2799 } 2800 } 2801 2802 if (tmp.createdConfig != null) { 2803 // If the activity manager is passing us its current config, 2804 // assume that is really what we want regardless of what we 2805 // may have pending. 2806 if (mConfiguration == null 2807 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2808 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2809 if (changedConfig == null 2810 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2811 changedConfig = tmp.createdConfig; 2812 } 2813 } 2814 } 2815 2816 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2817 + tmp.token + ": changedConfig=" + changedConfig); 2818 2819 // If there was a pending configuration change, execute it first. 2820 if (changedConfig != null) { 2821 handleConfigurationChanged(changedConfig); 2822 } 2823 2824 ActivityClientRecord r = mActivities.get(tmp.token); 2825 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2826 if (r == null) { 2827 return; 2828 } 2829 2830 r.activity.mConfigChangeFlags |= configChanges; 2831 Intent currentIntent = r.activity.mIntent; 2832 2833 Bundle savedState = null; 2834 if (!r.paused) { 2835 savedState = performPauseActivity(r.token, false, true); 2836 } 2837 2838 handleDestroyActivity(r.token, false, configChanges, true); 2839 2840 r.activity = null; 2841 r.window = null; 2842 r.hideForNow = false; 2843 r.nextIdle = null; 2844 // Merge any pending results and pending intents; don't just replace them 2845 if (tmp.pendingResults != null) { 2846 if (r.pendingResults == null) { 2847 r.pendingResults = tmp.pendingResults; 2848 } else { 2849 r.pendingResults.addAll(tmp.pendingResults); 2850 } 2851 } 2852 if (tmp.pendingIntents != null) { 2853 if (r.pendingIntents == null) { 2854 r.pendingIntents = tmp.pendingIntents; 2855 } else { 2856 r.pendingIntents.addAll(tmp.pendingIntents); 2857 } 2858 } 2859 r.startsNotResumed = tmp.startsNotResumed; 2860 if (savedState != null) { 2861 r.state = savedState; 2862 } 2863 2864 handleLaunchActivity(r, currentIntent); 2865 } 2866 2867 private final void handleRequestThumbnail(IBinder token) { 2868 ActivityClientRecord r = mActivities.get(token); 2869 Bitmap thumbnail = createThumbnailBitmap(r); 2870 CharSequence description = null; 2871 try { 2872 description = r.activity.onCreateDescription(); 2873 } catch (Exception e) { 2874 if (!mInstrumentation.onException(r.activity, e)) { 2875 throw new RuntimeException( 2876 "Unable to create description of activity " 2877 + r.intent.getComponent().toShortString() 2878 + ": " + e.toString(), e); 2879 } 2880 } 2881 //System.out.println("Reporting top thumbnail " + thumbnail); 2882 try { 2883 ActivityManagerNative.getDefault().reportThumbnail( 2884 token, thumbnail, description); 2885 } catch (RemoteException ex) { 2886 } 2887 } 2888 2889 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 2890 boolean allActivities, Configuration newConfig) { 2891 ArrayList<ComponentCallbacks> callbacks 2892 = new ArrayList<ComponentCallbacks>(); 2893 2894 if (mActivities.size() > 0) { 2895 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 2896 while (it.hasNext()) { 2897 ActivityClientRecord ar = it.next(); 2898 Activity a = ar.activity; 2899 if (a != null) { 2900 if (!ar.activity.mFinished && (allActivities || 2901 (a != null && !ar.paused))) { 2902 // If the activity is currently resumed, its configuration 2903 // needs to change right now. 2904 callbacks.add(a); 2905 } else if (newConfig != null) { 2906 // Otherwise, we will tell it about the change 2907 // the next time it is resumed or shown. Note that 2908 // the activity manager may, before then, decide the 2909 // activity needs to be destroyed to handle its new 2910 // configuration. 2911 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 2912 + ar.activityInfo.name + " newConfig=" + newConfig); 2913 ar.newConfig = newConfig; 2914 } 2915 } 2916 } 2917 } 2918 if (mServices.size() > 0) { 2919 Iterator<Service> it = mServices.values().iterator(); 2920 while (it.hasNext()) { 2921 callbacks.add(it.next()); 2922 } 2923 } 2924 synchronized (mProviderMap) { 2925 if (mLocalProviders.size() > 0) { 2926 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 2927 while (it.hasNext()) { 2928 callbacks.add(it.next().mLocalProvider); 2929 } 2930 } 2931 } 2932 final int N = mAllApplications.size(); 2933 for (int i=0; i<N; i++) { 2934 callbacks.add(mAllApplications.get(i)); 2935 } 2936 2937 return callbacks; 2938 } 2939 2940 private final void performConfigurationChanged( 2941 ComponentCallbacks cb, Configuration config) { 2942 // Only for Activity objects, check that they actually call up to their 2943 // superclass implementation. ComponentCallbacks is an interface, so 2944 // we check the runtime type and act accordingly. 2945 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 2946 if (activity != null) { 2947 activity.mCalled = false; 2948 } 2949 2950 boolean shouldChangeConfig = false; 2951 if ((activity == null) || (activity.mCurrentConfig == null)) { 2952 shouldChangeConfig = true; 2953 } else { 2954 2955 // If the new config is the same as the config this Activity 2956 // is already running with then don't bother calling 2957 // onConfigurationChanged 2958 int diff = activity.mCurrentConfig.diff(config); 2959 if (diff != 0) { 2960 2961 // If this activity doesn't handle any of the config changes 2962 // then don't bother calling onConfigurationChanged as we're 2963 // going to destroy it. 2964 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 2965 shouldChangeConfig = true; 2966 } 2967 } 2968 } 2969 2970 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 2971 + ": shouldChangeConfig=" + shouldChangeConfig); 2972 if (shouldChangeConfig) { 2973 cb.onConfigurationChanged(config); 2974 2975 if (activity != null) { 2976 if (!activity.mCalled) { 2977 throw new SuperNotCalledException( 2978 "Activity " + activity.getLocalClassName() + 2979 " did not call through to super.onConfigurationChanged()"); 2980 } 2981 activity.mConfigChangeFlags = 0; 2982 activity.mCurrentConfig = new Configuration(config); 2983 } 2984 } 2985 } 2986 2987 final boolean applyConfigurationToResourcesLocked(Configuration config) { 2988 if (mResConfiguration == null) { 2989 mResConfiguration = new Configuration(); 2990 } 2991 if (!mResConfiguration.isOtherSeqNewer(config)) { 2992 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 2993 + mResConfiguration.seq + ", newSeq=" + config.seq); 2994 return false; 2995 } 2996 int changes = mResConfiguration.updateFrom(config); 2997 DisplayMetrics dm = getDisplayMetricsLocked(true); 2998 2999 // set it for java, this also affects newly created Resources 3000 if (config.locale != null) { 3001 Locale.setDefault(config.locale); 3002 } 3003 3004 Resources.updateSystemConfiguration(config, dm); 3005 3006 ContextImpl.ApplicationPackageManager.configurationChanged(); 3007 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3008 3009 Iterator<WeakReference<Resources>> it = 3010 mActiveResources.values().iterator(); 3011 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3012 // mActiveResources.entrySet().iterator(); 3013 while (it.hasNext()) { 3014 WeakReference<Resources> v = it.next(); 3015 Resources r = v.get(); 3016 if (r != null) { 3017 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3018 + r + " config to: " + config); 3019 r.updateConfiguration(config, dm); 3020 //Slog.i(TAG, "Updated app resources " + v.getKey() 3021 // + " " + r + ": " + r.getConfiguration()); 3022 } else { 3023 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3024 it.remove(); 3025 } 3026 } 3027 3028 return changes != 0; 3029 } 3030 3031 final void handleConfigurationChanged(Configuration config) { 3032 3033 ArrayList<ComponentCallbacks> callbacks = null; 3034 3035 synchronized (mPackages) { 3036 if (mPendingConfiguration != null) { 3037 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3038 config = mPendingConfiguration; 3039 } 3040 mPendingConfiguration = null; 3041 } 3042 3043 if (config == null) { 3044 return; 3045 } 3046 3047 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3048 + config); 3049 3050 applyConfigurationToResourcesLocked(config); 3051 3052 if (mConfiguration == null) { 3053 mConfiguration = new Configuration(); 3054 } 3055 if (!mConfiguration.isOtherSeqNewer(config)) { 3056 return; 3057 } 3058 mConfiguration.updateFrom(config); 3059 3060 callbacks = collectComponentCallbacksLocked(false, config); 3061 } 3062 3063 if (callbacks != null) { 3064 final int N = callbacks.size(); 3065 for (int i=0; i<N; i++) { 3066 performConfigurationChanged(callbacks.get(i), config); 3067 } 3068 } 3069 } 3070 3071 final void handleActivityConfigurationChanged(IBinder token) { 3072 ActivityClientRecord r = mActivities.get(token); 3073 if (r == null || r.activity == null) { 3074 return; 3075 } 3076 3077 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3078 + r.activityInfo.name); 3079 3080 performConfigurationChanged(r.activity, mConfiguration); 3081 } 3082 3083 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3084 if (start) { 3085 try { 3086 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3087 8 * 1024 * 1024, 0); 3088 } catch (RuntimeException e) { 3089 Slog.w(TAG, "Profiling failed on path " + pcd.path 3090 + " -- can the process access this path?"); 3091 } finally { 3092 try { 3093 pcd.fd.close(); 3094 } catch (IOException e) { 3095 Slog.w(TAG, "Failure closing profile fd", e); 3096 } 3097 } 3098 } else { 3099 Debug.stopMethodTracing(); 3100 } 3101 } 3102 3103 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3104 if (managed) { 3105 try { 3106 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3107 } catch (IOException e) { 3108 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3109 + " -- can the process access this path?"); 3110 } finally { 3111 try { 3112 dhd.fd.close(); 3113 } catch (IOException e) { 3114 Slog.w(TAG, "Failure closing profile fd", e); 3115 } 3116 } 3117 } else { 3118 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3119 } 3120 } 3121 3122 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3123 boolean hasPkgInfo = false; 3124 if (packages != null) { 3125 for (int i=packages.length-1; i>=0; i--) { 3126 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3127 if (!hasPkgInfo) { 3128 WeakReference<LoadedApk> ref; 3129 ref = mPackages.get(packages[i]); 3130 if (ref != null && ref.get() != null) { 3131 hasPkgInfo = true; 3132 } else { 3133 ref = mResourcePackages.get(packages[i]); 3134 if (ref != null && ref.get() != null) { 3135 hasPkgInfo = true; 3136 } 3137 } 3138 } 3139 mPackages.remove(packages[i]); 3140 mResourcePackages.remove(packages[i]); 3141 } 3142 } 3143 ContextImpl.ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3144 hasPkgInfo); 3145 } 3146 3147 final void handleLowMemory() { 3148 ArrayList<ComponentCallbacks> callbacks 3149 = new ArrayList<ComponentCallbacks>(); 3150 3151 synchronized (mPackages) { 3152 callbacks = collectComponentCallbacksLocked(true, null); 3153 } 3154 3155 final int N = callbacks.size(); 3156 for (int i=0; i<N; i++) { 3157 callbacks.get(i).onLowMemory(); 3158 } 3159 3160 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3161 if (Process.myUid() != Process.SYSTEM_UID) { 3162 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3163 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3164 } 3165 3166 // Ask graphics to free up as much as possible (font/image caches) 3167 Canvas.freeCaches(); 3168 3169 BinderInternal.forceGc("mem"); 3170 } 3171 3172 private final void handleBindApplication(AppBindData data) { 3173 mBoundApplication = data; 3174 mConfiguration = new Configuration(data.config); 3175 3176 // send up app name; do this *before* waiting for debugger 3177 Process.setArgV0(data.processName); 3178 android.ddm.DdmHandleAppName.setAppName(data.processName); 3179 3180 /* 3181 * Before spawning a new process, reset the time zone to be the system time zone. 3182 * This needs to be done because the system time zone could have changed after the 3183 * the spawning of this process. Without doing this this process would have the incorrect 3184 * system time zone. 3185 */ 3186 TimeZone.setDefault(null); 3187 3188 /* 3189 * Initialize the default locale in this process for the reasons we set the time zone. 3190 */ 3191 Locale.setDefault(data.config.locale); 3192 3193 /* 3194 * Update the system configuration since its preloaded and might not 3195 * reflect configuration changes. The configuration object passed 3196 * in AppBindData can be safely assumed to be up to date 3197 */ 3198 Resources.getSystem().updateConfiguration(mConfiguration, null); 3199 3200 data.info = getPackageInfoNoCheck(data.appInfo); 3201 3202 /** 3203 * For system applications on userdebug/eng builds, log stack 3204 * traces of disk and network access to dropbox for analysis. 3205 */ 3206 if ((data.appInfo.flags & 3207 (ApplicationInfo.FLAG_SYSTEM | 3208 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3209 StrictMode.conditionallyEnableDebugLogging(); 3210 } 3211 3212 /** 3213 * Switch this process to density compatibility mode if needed. 3214 */ 3215 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3216 == 0) { 3217 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3218 } 3219 3220 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3221 // XXX should have option to change the port. 3222 Debug.changeDebugPort(8100); 3223 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3224 Slog.w(TAG, "Application " + data.info.getPackageName() 3225 + " is waiting for the debugger on port 8100..."); 3226 3227 IActivityManager mgr = ActivityManagerNative.getDefault(); 3228 try { 3229 mgr.showWaitingForDebugger(mAppThread, true); 3230 } catch (RemoteException ex) { 3231 } 3232 3233 Debug.waitForDebugger(); 3234 3235 try { 3236 mgr.showWaitingForDebugger(mAppThread, false); 3237 } catch (RemoteException ex) { 3238 } 3239 3240 } else { 3241 Slog.w(TAG, "Application " + data.info.getPackageName() 3242 + " can be debugged on port 8100..."); 3243 } 3244 } 3245 3246 if (data.instrumentationName != null) { 3247 ContextImpl appContext = new ContextImpl(); 3248 appContext.init(data.info, null, this); 3249 InstrumentationInfo ii = null; 3250 try { 3251 ii = appContext.getPackageManager(). 3252 getInstrumentationInfo(data.instrumentationName, 0); 3253 } catch (PackageManager.NameNotFoundException e) { 3254 } 3255 if (ii == null) { 3256 throw new RuntimeException( 3257 "Unable to find instrumentation info for: " 3258 + data.instrumentationName); 3259 } 3260 3261 mInstrumentationAppDir = ii.sourceDir; 3262 mInstrumentationAppPackage = ii.packageName; 3263 mInstrumentedAppDir = data.info.getAppDir(); 3264 3265 ApplicationInfo instrApp = new ApplicationInfo(); 3266 instrApp.packageName = ii.packageName; 3267 instrApp.sourceDir = ii.sourceDir; 3268 instrApp.publicSourceDir = ii.publicSourceDir; 3269 instrApp.dataDir = ii.dataDir; 3270 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3271 LoadedApk pi = getPackageInfo(instrApp, 3272 appContext.getClassLoader(), false, true); 3273 ContextImpl instrContext = new ContextImpl(); 3274 instrContext.init(pi, null, this); 3275 3276 try { 3277 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3278 mInstrumentation = (Instrumentation) 3279 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3280 } catch (Exception e) { 3281 throw new RuntimeException( 3282 "Unable to instantiate instrumentation " 3283 + data.instrumentationName + ": " + e.toString(), e); 3284 } 3285 3286 mInstrumentation.init(this, instrContext, appContext, 3287 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3288 3289 if (data.profileFile != null && !ii.handleProfiling) { 3290 data.handlingProfiling = true; 3291 File file = new File(data.profileFile); 3292 file.getParentFile().mkdirs(); 3293 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3294 } 3295 3296 try { 3297 mInstrumentation.onCreate(data.instrumentationArgs); 3298 } 3299 catch (Exception e) { 3300 throw new RuntimeException( 3301 "Exception thrown in onCreate() of " 3302 + data.instrumentationName + ": " + e.toString(), e); 3303 } 3304 3305 } else { 3306 mInstrumentation = new Instrumentation(); 3307 } 3308 3309 // If the app is being launched for full backup or restore, bring it up in 3310 // a restricted environment with the base application class. 3311 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3312 mInitialApplication = app; 3313 3314 List<ProviderInfo> providers = data.providers; 3315 if (providers != null) { 3316 installContentProviders(app, providers); 3317 // For process that contain content providers, we want to 3318 // ensure that the JIT is enabled "at some point". 3319 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3320 } 3321 3322 try { 3323 mInstrumentation.callApplicationOnCreate(app); 3324 } catch (Exception e) { 3325 if (!mInstrumentation.onException(app, e)) { 3326 throw new RuntimeException( 3327 "Unable to create application " + app.getClass().getName() 3328 + ": " + e.toString(), e); 3329 } 3330 } 3331 } 3332 3333 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3334 IActivityManager am = ActivityManagerNative.getDefault(); 3335 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3336 Debug.stopMethodTracing(); 3337 } 3338 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3339 // + ", app thr: " + mAppThread); 3340 try { 3341 am.finishInstrumentation(mAppThread, resultCode, results); 3342 } catch (RemoteException ex) { 3343 } 3344 } 3345 3346 private final void installContentProviders( 3347 Context context, List<ProviderInfo> providers) { 3348 final ArrayList<IActivityManager.ContentProviderHolder> results = 3349 new ArrayList<IActivityManager.ContentProviderHolder>(); 3350 3351 Iterator<ProviderInfo> i = providers.iterator(); 3352 while (i.hasNext()) { 3353 ProviderInfo cpi = i.next(); 3354 StringBuilder buf = new StringBuilder(128); 3355 buf.append("Publishing provider "); 3356 buf.append(cpi.authority); 3357 buf.append(": "); 3358 buf.append(cpi.name); 3359 Log.i(TAG, buf.toString()); 3360 IContentProvider cp = installProvider(context, null, cpi, false); 3361 if (cp != null) { 3362 IActivityManager.ContentProviderHolder cph = 3363 new IActivityManager.ContentProviderHolder(cpi); 3364 cph.provider = cp; 3365 results.add(cph); 3366 // Don't ever unload this provider from the process. 3367 synchronized(mProviderMap) { 3368 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3369 } 3370 } 3371 } 3372 3373 try { 3374 ActivityManagerNative.getDefault().publishContentProviders( 3375 getApplicationThread(), results); 3376 } catch (RemoteException ex) { 3377 } 3378 } 3379 3380 private final IContentProvider getExistingProvider(Context context, String name) { 3381 synchronized(mProviderMap) { 3382 final ProviderClientRecord pr = mProviderMap.get(name); 3383 if (pr != null) { 3384 return pr.mProvider; 3385 } 3386 return null; 3387 } 3388 } 3389 3390 private final IContentProvider getProvider(Context context, String name) { 3391 IContentProvider existing = getExistingProvider(context, name); 3392 if (existing != null) { 3393 return existing; 3394 } 3395 3396 IActivityManager.ContentProviderHolder holder = null; 3397 try { 3398 holder = ActivityManagerNative.getDefault().getContentProvider( 3399 getApplicationThread(), name); 3400 } catch (RemoteException ex) { 3401 } 3402 if (holder == null) { 3403 Slog.e(TAG, "Failed to find provider info for " + name); 3404 return null; 3405 } 3406 3407 IContentProvider prov = installProvider(context, holder.provider, 3408 holder.info, true); 3409 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3410 if (holder.noReleaseNeeded || holder.provider == null) { 3411 // We are not going to release the provider if it is an external 3412 // provider that doesn't care about being released, or if it is 3413 // a local provider running in this process. 3414 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3415 synchronized(mProviderMap) { 3416 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3417 } 3418 } 3419 return prov; 3420 } 3421 3422 public final IContentProvider acquireProvider(Context c, String name) { 3423 IContentProvider provider = getProvider(c, name); 3424 if(provider == null) 3425 return null; 3426 IBinder jBinder = provider.asBinder(); 3427 synchronized(mProviderMap) { 3428 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3429 if(prc == null) { 3430 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3431 } else { 3432 prc.count++; 3433 } //end else 3434 } //end synchronized 3435 return provider; 3436 } 3437 3438 public final IContentProvider acquireExistingProvider(Context c, String name) { 3439 IContentProvider provider = getExistingProvider(c, name); 3440 if(provider == null) 3441 return null; 3442 IBinder jBinder = provider.asBinder(); 3443 synchronized(mProviderMap) { 3444 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3445 if(prc == null) { 3446 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3447 } else { 3448 prc.count++; 3449 } //end else 3450 } //end synchronized 3451 return provider; 3452 } 3453 3454 public final boolean releaseProvider(IContentProvider provider) { 3455 if(provider == null) { 3456 return false; 3457 } 3458 IBinder jBinder = provider.asBinder(); 3459 synchronized(mProviderMap) { 3460 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3461 if(prc == null) { 3462 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3463 return false; 3464 } else { 3465 prc.count--; 3466 if(prc.count == 0) { 3467 // Schedule the actual remove asynchronously, since we 3468 // don't know the context this will be called in. 3469 // TODO: it would be nice to post a delayed message, so 3470 // if we come back and need the same provider quickly 3471 // we will still have it available. 3472 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3473 mH.sendMessage(msg); 3474 } //end if 3475 } //end else 3476 } //end synchronized 3477 return true; 3478 } 3479 3480 final void completeRemoveProvider(IContentProvider provider) { 3481 IBinder jBinder = provider.asBinder(); 3482 String name = null; 3483 synchronized(mProviderMap) { 3484 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3485 if(prc != null && prc.count == 0) { 3486 mProviderRefCountMap.remove(jBinder); 3487 //invoke removeProvider to dereference provider 3488 name = removeProviderLocked(provider); 3489 } 3490 } 3491 3492 if (name != null) { 3493 try { 3494 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3495 "ActivityManagerNative.removeContentProvider(" + name); 3496 ActivityManagerNative.getDefault().removeContentProvider( 3497 getApplicationThread(), name); 3498 } catch (RemoteException e) { 3499 //do nothing content provider object is dead any way 3500 } //end catch 3501 } 3502 } 3503 3504 public final String removeProviderLocked(IContentProvider provider) { 3505 if (provider == null) { 3506 return null; 3507 } 3508 IBinder providerBinder = provider.asBinder(); 3509 3510 String name = null; 3511 3512 // remove the provider from mProviderMap 3513 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3514 while (iter.hasNext()) { 3515 ProviderClientRecord pr = iter.next(); 3516 IBinder myBinder = pr.mProvider.asBinder(); 3517 if (myBinder == providerBinder) { 3518 //find if its published by this process itself 3519 if(pr.mLocalProvider != null) { 3520 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3521 return name; 3522 } 3523 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3524 "death recipient"); 3525 //content provider is in another process 3526 myBinder.unlinkToDeath(pr, 0); 3527 iter.remove(); 3528 //invoke remove only once for the very first name seen 3529 if(name == null) { 3530 name = pr.mName; 3531 } 3532 } //end if myBinder 3533 } //end while iter 3534 3535 return name; 3536 } 3537 3538 final void removeDeadProvider(String name, IContentProvider provider) { 3539 synchronized(mProviderMap) { 3540 ProviderClientRecord pr = mProviderMap.get(name); 3541 if (pr.mProvider.asBinder() == provider.asBinder()) { 3542 Slog.i(TAG, "Removing dead content provider: " + name); 3543 ProviderClientRecord removed = mProviderMap.remove(name); 3544 if (removed != null) { 3545 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3546 } 3547 } 3548 } 3549 } 3550 3551 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3552 ProviderClientRecord pr = mProviderMap.get(name); 3553 if (pr.mProvider.asBinder() == provider.asBinder()) { 3554 Slog.i(TAG, "Removing dead content provider: " + name); 3555 ProviderClientRecord removed = mProviderMap.remove(name); 3556 if (removed != null) { 3557 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3558 } 3559 } 3560 } 3561 3562 private final IContentProvider installProvider(Context context, 3563 IContentProvider provider, ProviderInfo info, boolean noisy) { 3564 ContentProvider localProvider = null; 3565 if (provider == null) { 3566 if (noisy) { 3567 Slog.d(TAG, "Loading provider " + info.authority + ": " 3568 + info.name); 3569 } 3570 Context c = null; 3571 ApplicationInfo ai = info.applicationInfo; 3572 if (context.getPackageName().equals(ai.packageName)) { 3573 c = context; 3574 } else if (mInitialApplication != null && 3575 mInitialApplication.getPackageName().equals(ai.packageName)) { 3576 c = mInitialApplication; 3577 } else { 3578 try { 3579 c = context.createPackageContext(ai.packageName, 3580 Context.CONTEXT_INCLUDE_CODE); 3581 } catch (PackageManager.NameNotFoundException e) { 3582 } 3583 } 3584 if (c == null) { 3585 Slog.w(TAG, "Unable to get context for package " + 3586 ai.packageName + 3587 " while loading content provider " + 3588 info.name); 3589 return null; 3590 } 3591 try { 3592 final java.lang.ClassLoader cl = c.getClassLoader(); 3593 localProvider = (ContentProvider)cl. 3594 loadClass(info.name).newInstance(); 3595 provider = localProvider.getIContentProvider(); 3596 if (provider == null) { 3597 Slog.e(TAG, "Failed to instantiate class " + 3598 info.name + " from sourceDir " + 3599 info.applicationInfo.sourceDir); 3600 return null; 3601 } 3602 if (Config.LOGV) Slog.v( 3603 TAG, "Instantiating local provider " + info.name); 3604 // XXX Need to create the correct context for this provider. 3605 localProvider.attachInfo(c, info); 3606 } catch (java.lang.Exception e) { 3607 if (!mInstrumentation.onException(null, e)) { 3608 throw new RuntimeException( 3609 "Unable to get provider " + info.name 3610 + ": " + e.toString(), e); 3611 } 3612 return null; 3613 } 3614 } else if (localLOGV) { 3615 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3616 + info.name); 3617 } 3618 3619 synchronized (mProviderMap) { 3620 // Cache the pointer for the remote provider. 3621 String names[] = PATTERN_SEMICOLON.split(info.authority); 3622 for (int i=0; i<names.length; i++) { 3623 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3624 localProvider); 3625 try { 3626 provider.asBinder().linkToDeath(pr, 0); 3627 mProviderMap.put(names[i], pr); 3628 } catch (RemoteException e) { 3629 return null; 3630 } 3631 } 3632 if (localProvider != null) { 3633 mLocalProviders.put(provider.asBinder(), 3634 new ProviderClientRecord(null, provider, localProvider)); 3635 } 3636 } 3637 3638 return provider; 3639 } 3640 3641 private final void attach(boolean system) { 3642 sThreadLocal.set(this); 3643 mSystemThread = system; 3644 if (!system) { 3645 ViewRoot.addFirstDrawHandler(new Runnable() { 3646 public void run() { 3647 ensureJitEnabled(); 3648 } 3649 }); 3650 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3651 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3652 IActivityManager mgr = ActivityManagerNative.getDefault(); 3653 try { 3654 mgr.attachApplication(mAppThread); 3655 } catch (RemoteException ex) { 3656 } 3657 } else { 3658 // Don't set application object here -- if the system crashes, 3659 // we can't display an alert, we just want to die die die. 3660 android.ddm.DdmHandleAppName.setAppName("system_process"); 3661 try { 3662 mInstrumentation = new Instrumentation(); 3663 ContextImpl context = new ContextImpl(); 3664 context.init(getSystemContext().mPackageInfo, null, this); 3665 Application app = Instrumentation.newApplication(Application.class, context); 3666 mAllApplications.add(app); 3667 mInitialApplication = app; 3668 app.onCreate(); 3669 } catch (Exception e) { 3670 throw new RuntimeException( 3671 "Unable to instantiate Application():" + e.toString(), e); 3672 } 3673 } 3674 3675 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3676 public void onConfigurationChanged(Configuration newConfig) { 3677 synchronized (mPackages) { 3678 // We need to apply this change to the resources 3679 // immediately, because upon returning the view 3680 // hierarchy will be informed about it. 3681 if (applyConfigurationToResourcesLocked(newConfig)) { 3682 // This actually changed the resources! Tell 3683 // everyone about it. 3684 if (mPendingConfiguration == null || 3685 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3686 mPendingConfiguration = newConfig; 3687 3688 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3689 } 3690 } 3691 } 3692 } 3693 public void onLowMemory() { 3694 } 3695 }); 3696 } 3697 3698 private final void detach() 3699 { 3700 sThreadLocal.set(null); 3701 } 3702 3703 public static final ActivityThread systemMain() { 3704 HardwareRenderer.disable(); 3705 ActivityThread thread = new ActivityThread(); 3706 thread.attach(true); 3707 return thread; 3708 } 3709 3710 public final void installSystemProviders(List providers) { 3711 if (providers != null) { 3712 installContentProviders(mInitialApplication, 3713 (List<ProviderInfo>)providers); 3714 } 3715 } 3716 3717 public static final void main(String[] args) { 3718 SamplingProfilerIntegration.start(); 3719 3720 Process.setArgV0("<pre-initialized>"); 3721 3722 Looper.prepareMainLooper(); 3723 if (sMainThreadHandler == null) { 3724 sMainThreadHandler = new Handler(); 3725 } 3726 3727 ActivityThread thread = new ActivityThread(); 3728 thread.attach(false); 3729 3730 if (false) { 3731 Looper.myLooper().setMessageLogging(new 3732 LogPrinter(Log.DEBUG, "ActivityThread")); 3733 } 3734 3735 Looper.loop(); 3736 3737 if (Process.supportsProcesses()) { 3738 throw new RuntimeException("Main thread loop unexpectedly exited"); 3739 } 3740 3741 thread.detach(); 3742 String name = (thread.mInitialApplication != null) 3743 ? thread.mInitialApplication.getPackageName() 3744 : "<unknown>"; 3745 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3746 } 3747} 3748