ActivityThread.java revision e71df8fa166eb2de7fcdecc14d958d3e3b796531
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 org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 81 82import java.io.File; 83import java.io.FileDescriptor; 84import java.io.FileOutputStream; 85import java.io.IOException; 86import java.io.PrintWriter; 87import java.lang.ref.WeakReference; 88import java.util.ArrayList; 89import java.util.HashMap; 90import java.util.Iterator; 91import java.util.List; 92import java.util.Locale; 93import java.util.Map; 94import java.util.TimeZone; 95import java.util.regex.Pattern; 96 97import dalvik.system.SamplingProfiler; 98 99final class SuperNotCalledException extends AndroidRuntimeException { 100 public SuperNotCalledException(String msg) { 101 super(msg); 102 } 103} 104 105final class RemoteServiceException extends AndroidRuntimeException { 106 public RemoteServiceException(String msg) { 107 super(msg); 108 } 109} 110 111/** 112 * This manages the execution of the main thread in an 113 * application process, scheduling and executing activities, 114 * broadcasts, and other operations on it as the activity 115 * manager requests. 116 * 117 * {@hide} 118 */ 119public final class ActivityThread { 120 static final String TAG = "ActivityThread"; 121 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 122 private static final boolean DEBUG = false; 123 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 124 static final boolean DEBUG_MESSAGES = false; 125 static final boolean DEBUG_BROADCAST = false; 126 private static final boolean DEBUG_RESULTS = false; 127 private static final boolean DEBUG_BACKUP = false; 128 private static final boolean DEBUG_CONFIGURATION = false; 129 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 130 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 131 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 132 private static final int LOG_ON_PAUSE_CALLED = 30021; 133 private static final int LOG_ON_RESUME_CALLED = 30022; 134 135 static ContextImpl mSystemContext = null; 136 137 static IPackageManager sPackageManager; 138 139 final ApplicationThread mAppThread = new ApplicationThread(); 140 final Looper mLooper = Looper.myLooper(); 141 final H mH = new H(); 142 final HashMap<IBinder, ActivityClientRecord> mActivities 143 = new HashMap<IBinder, ActivityClientRecord>(); 144 // List of new activities (via ActivityRecord.nextIdle) that should 145 // be reported when next we idle. 146 ActivityClientRecord mNewActivities = null; 147 // Number of activities that are currently visible on-screen. 148 int mNumVisibleActivities = 0; 149 final HashMap<IBinder, Service> mServices 150 = new HashMap<IBinder, Service>(); 151 AppBindData mBoundApplication; 152 Configuration mConfiguration; 153 Configuration mResConfiguration; 154 Application mInitialApplication; 155 final ArrayList<Application> mAllApplications 156 = new ArrayList<Application>(); 157 // set of instantiated backup agents, keyed by package name 158 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 159 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 160 Instrumentation mInstrumentation; 161 String mInstrumentationAppDir = null; 162 String mInstrumentationAppPackage = null; 163 String mInstrumentedAppDir = null; 164 boolean mSystemThread = false; 165 boolean mJitEnabled = false; 166 167 // These can be accessed by multiple threads; mPackages is the lock. 168 // XXX For now we keep around information about all packages we have 169 // seen, not removing entries from this map. 170 final HashMap<String, WeakReference<LoadedApk>> mPackages 171 = new HashMap<String, WeakReference<LoadedApk>>(); 172 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 173 = new HashMap<String, WeakReference<LoadedApk>>(); 174 Display mDisplay = null; 175 DisplayMetrics mDisplayMetrics = null; 176 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 177 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 178 final ArrayList<ActivityClientRecord> mRelaunchingActivities 179 = new ArrayList<ActivityClientRecord>(); 180 Configuration mPendingConfiguration = null; 181 182 // The lock of mProviderMap protects the following variables. 183 final HashMap<String, ProviderClientRecord> mProviderMap 184 = new HashMap<String, ProviderClientRecord>(); 185 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 186 = new HashMap<IBinder, ProviderRefCount>(); 187 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 188 = new HashMap<IBinder, ProviderClientRecord>(); 189 190 final GcIdler mGcIdler = new GcIdler(); 191 boolean mGcIdlerScheduled = false; 192 193 static Handler sMainThreadHandler; // set once in main() 194 195 private static final class ActivityClientRecord { 196 IBinder token; 197 int ident; 198 Intent intent; 199 Bundle state; 200 Activity activity; 201 Window window; 202 Activity parent; 203 String embeddedID; 204 Activity.NonConfigurationInstances lastNonConfigurationInstances; 205 boolean paused; 206 boolean stopped; 207 boolean hideForNow; 208 Configuration newConfig; 209 Configuration createdConfig; 210 ActivityClientRecord nextIdle; 211 212 ActivityInfo activityInfo; 213 LoadedApk packageInfo; 214 215 List<ResultInfo> pendingResults; 216 List<Intent> pendingIntents; 217 218 boolean startsNotResumed; 219 boolean isForward; 220 221 ActivityClientRecord() { 222 parent = null; 223 embeddedID = null; 224 paused = false; 225 stopped = false; 226 hideForNow = false; 227 nextIdle = null; 228 } 229 230 public String toString() { 231 ComponentName componentName = intent.getComponent(); 232 return "ActivityRecord{" 233 + Integer.toHexString(System.identityHashCode(this)) 234 + " token=" + token + " " + (componentName == null 235 ? "no component name" : componentName.toShortString()) 236 + "}"; 237 } 238 } 239 240 private final class ProviderClientRecord implements IBinder.DeathRecipient { 241 final String mName; 242 final IContentProvider mProvider; 243 final ContentProvider mLocalProvider; 244 245 ProviderClientRecord(String name, IContentProvider provider, 246 ContentProvider localProvider) { 247 mName = name; 248 mProvider = provider; 249 mLocalProvider = localProvider; 250 } 251 252 public void binderDied() { 253 removeDeadProvider(mName, mProvider); 254 } 255 } 256 257 private static final class NewIntentData { 258 List<Intent> intents; 259 IBinder token; 260 public String toString() { 261 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 262 } 263 } 264 265 private static final class ReceiverData { 266 Intent intent; 267 ActivityInfo info; 268 int resultCode; 269 String resultData; 270 Bundle resultExtras; 271 boolean sync; 272 boolean resultAbort; 273 public String toString() { 274 return "ReceiverData{intent=" + intent + " packageName=" + 275 info.packageName + " resultCode=" + resultCode 276 + " resultData=" + resultData + " resultExtras=" + resultExtras + "}"; 277 } 278 } 279 280 private static final class CreateBackupAgentData { 281 ApplicationInfo appInfo; 282 int backupMode; 283 public String toString() { 284 return "CreateBackupAgentData{appInfo=" + appInfo 285 + " backupAgent=" + appInfo.backupAgentName 286 + " mode=" + backupMode + "}"; 287 } 288 } 289 290 private static final class CreateServiceData { 291 IBinder token; 292 ServiceInfo info; 293 Intent intent; 294 public String toString() { 295 return "CreateServiceData{token=" + token + " className=" 296 + info.name + " packageName=" + info.packageName 297 + " intent=" + intent + "}"; 298 } 299 } 300 301 private static final class BindServiceData { 302 IBinder token; 303 Intent intent; 304 boolean rebind; 305 public String toString() { 306 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 307 } 308 } 309 310 private static final class ServiceArgsData { 311 IBinder token; 312 int startId; 313 int flags; 314 Intent args; 315 public String toString() { 316 return "ServiceArgsData{token=" + token + " startId=" + startId 317 + " args=" + args + "}"; 318 } 319 } 320 321 private static final class AppBindData { 322 LoadedApk info; 323 String processName; 324 ApplicationInfo appInfo; 325 List<ProviderInfo> providers; 326 ComponentName instrumentationName; 327 String profileFile; 328 Bundle instrumentationArgs; 329 IInstrumentationWatcher instrumentationWatcher; 330 int debugMode; 331 boolean restrictedBackupMode; 332 Configuration config; 333 boolean handlingProfiling; 334 public String toString() { 335 return "AppBindData{appInfo=" + appInfo + "}"; 336 } 337 } 338 339 private static final class DumpComponentInfo { 340 FileDescriptor fd; 341 IBinder token; 342 String[] args; 343 boolean dumped; 344 } 345 346 private static final class ResultData { 347 IBinder token; 348 List<ResultInfo> results; 349 public String toString() { 350 return "ResultData{token=" + token + " results" + results + "}"; 351 } 352 } 353 354 private static final class ContextCleanupInfo { 355 ContextImpl context; 356 String what; 357 String who; 358 } 359 360 private static final class ProfilerControlData { 361 String path; 362 ParcelFileDescriptor fd; 363 } 364 365 private static final class DumpHeapData { 366 String path; 367 ParcelFileDescriptor fd; 368 } 369 370 private final class ApplicationThread extends ApplicationThreadNative { 371 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 372 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 373 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 374 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 375 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 376 377 // Formatting for checkin service - update version if row format changes 378 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 379 380 public final void schedulePauseActivity(IBinder token, boolean finished, 381 boolean userLeaving, int configChanges) { 382 queueOrSendMessage( 383 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 384 token, 385 (userLeaving ? 1 : 0), 386 configChanges); 387 } 388 389 public final void scheduleStopActivity(IBinder token, boolean showWindow, 390 int configChanges) { 391 queueOrSendMessage( 392 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 393 token, 0, configChanges); 394 } 395 396 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 397 queueOrSendMessage( 398 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 399 token); 400 } 401 402 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 403 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 404 } 405 406 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 407 ResultData res = new ResultData(); 408 res.token = token; 409 res.results = results; 410 queueOrSendMessage(H.SEND_RESULT, res); 411 } 412 413 // we use token to identify this activity without having to send the 414 // activity itself back to the activity manager. (matters more with ipc) 415 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 416 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 417 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 418 ActivityClientRecord r = new ActivityClientRecord(); 419 420 r.token = token; 421 r.ident = ident; 422 r.intent = intent; 423 r.activityInfo = info; 424 r.state = state; 425 426 r.pendingResults = pendingResults; 427 r.pendingIntents = pendingNewIntents; 428 429 r.startsNotResumed = notResumed; 430 r.isForward = isForward; 431 432 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 433 } 434 435 public final void scheduleRelaunchActivity(IBinder token, 436 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 437 int configChanges, boolean notResumed, Configuration config) { 438 ActivityClientRecord r = new ActivityClientRecord(); 439 440 r.token = token; 441 r.pendingResults = pendingResults; 442 r.pendingIntents = pendingNewIntents; 443 r.startsNotResumed = notResumed; 444 r.createdConfig = config; 445 446 synchronized (mPackages) { 447 mRelaunchingActivities.add(r); 448 } 449 450 queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges); 451 } 452 453 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 454 NewIntentData data = new NewIntentData(); 455 data.intents = intents; 456 data.token = token; 457 458 queueOrSendMessage(H.NEW_INTENT, data); 459 } 460 461 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 462 int configChanges) { 463 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 464 configChanges); 465 } 466 467 public final void scheduleReceiver(Intent intent, ActivityInfo info, 468 int resultCode, String data, Bundle extras, boolean sync) { 469 ReceiverData r = new ReceiverData(); 470 471 r.intent = intent; 472 r.info = info; 473 r.resultCode = resultCode; 474 r.resultData = data; 475 r.resultExtras = extras; 476 r.sync = sync; 477 478 queueOrSendMessage(H.RECEIVER, r); 479 } 480 481 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 482 CreateBackupAgentData d = new CreateBackupAgentData(); 483 d.appInfo = app; 484 d.backupMode = backupMode; 485 486 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 487 } 488 489 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 490 CreateBackupAgentData d = new CreateBackupAgentData(); 491 d.appInfo = app; 492 493 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 494 } 495 496 public final void scheduleCreateService(IBinder token, 497 ServiceInfo info) { 498 CreateServiceData s = new CreateServiceData(); 499 s.token = token; 500 s.info = info; 501 502 queueOrSendMessage(H.CREATE_SERVICE, s); 503 } 504 505 public final void scheduleBindService(IBinder token, Intent intent, 506 boolean rebind) { 507 BindServiceData s = new BindServiceData(); 508 s.token = token; 509 s.intent = intent; 510 s.rebind = rebind; 511 512 queueOrSendMessage(H.BIND_SERVICE, s); 513 } 514 515 public final void scheduleUnbindService(IBinder token, Intent intent) { 516 BindServiceData s = new BindServiceData(); 517 s.token = token; 518 s.intent = intent; 519 520 queueOrSendMessage(H.UNBIND_SERVICE, s); 521 } 522 523 public final void scheduleServiceArgs(IBinder token, int startId, 524 int flags ,Intent args) { 525 ServiceArgsData s = new ServiceArgsData(); 526 s.token = token; 527 s.startId = startId; 528 s.flags = flags; 529 s.args = args; 530 531 queueOrSendMessage(H.SERVICE_ARGS, s); 532 } 533 534 public final void scheduleStopService(IBinder token) { 535 queueOrSendMessage(H.STOP_SERVICE, token); 536 } 537 538 public final void bindApplication(String processName, 539 ApplicationInfo appInfo, List<ProviderInfo> providers, 540 ComponentName instrumentationName, String profileFile, 541 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 542 int debugMode, boolean isRestrictedBackupMode, Configuration config, 543 Map<String, IBinder> services) { 544 545 if (services != null) { 546 // Setup the service cache in the ServiceManager 547 ServiceManager.initServiceCache(services); 548 } 549 550 AppBindData data = new AppBindData(); 551 data.processName = processName; 552 data.appInfo = appInfo; 553 data.providers = providers; 554 data.instrumentationName = instrumentationName; 555 data.profileFile = profileFile; 556 data.instrumentationArgs = instrumentationArgs; 557 data.instrumentationWatcher = instrumentationWatcher; 558 data.debugMode = debugMode; 559 data.restrictedBackupMode = isRestrictedBackupMode; 560 data.config = config; 561 queueOrSendMessage(H.BIND_APPLICATION, data); 562 } 563 564 public final void scheduleExit() { 565 queueOrSendMessage(H.EXIT_APPLICATION, null); 566 } 567 568 public final void scheduleSuicide() { 569 queueOrSendMessage(H.SUICIDE, null); 570 } 571 572 public void requestThumbnail(IBinder token) { 573 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 574 } 575 576 public void scheduleConfigurationChanged(Configuration config) { 577 synchronized (mPackages) { 578 if (mPendingConfiguration == null || 579 mPendingConfiguration.isOtherSeqNewer(config)) { 580 mPendingConfiguration = config; 581 } 582 } 583 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 584 } 585 586 public void updateTimeZone() { 587 TimeZone.setDefault(null); 588 } 589 590 public void processInBackground() { 591 mH.removeMessages(H.GC_WHEN_IDLE); 592 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 593 } 594 595 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 596 DumpComponentInfo data = new DumpComponentInfo(); 597 data.fd = fd; 598 data.token = servicetoken; 599 data.args = args; 600 data.dumped = false; 601 queueOrSendMessage(H.DUMP_SERVICE, data); 602 synchronized (data) { 603 while (!data.dumped) { 604 try { 605 data.wait(); 606 } catch (InterruptedException e) { 607 // no need to do anything here, we will keep waiting until 608 // dumped is set 609 } 610 } 611 } 612 } 613 614 // This function exists to make sure all receiver dispatching is 615 // correctly ordered, since these are one-way calls and the binder driver 616 // applies transaction ordering per object for such calls. 617 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 618 int resultCode, String dataStr, Bundle extras, boolean ordered, 619 boolean sticky) throws RemoteException { 620 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 621 } 622 623 public void scheduleLowMemory() { 624 queueOrSendMessage(H.LOW_MEMORY, null); 625 } 626 627 public void scheduleActivityConfigurationChanged(IBinder token) { 628 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 629 } 630 631 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 632 ProfilerControlData pcd = new ProfilerControlData(); 633 pcd.path = path; 634 pcd.fd = fd; 635 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 636 } 637 638 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 639 DumpHeapData dhd = new DumpHeapData(); 640 dhd.path = path; 641 dhd.fd = fd; 642 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 643 } 644 645 public void setSchedulingGroup(int group) { 646 // Note: do this immediately, since going into the foreground 647 // should happen regardless of what pending work we have to do 648 // and the activity manager will wait for us to report back that 649 // we are done before sending us to the background. 650 try { 651 Process.setProcessGroup(Process.myPid(), group); 652 } catch (Exception e) { 653 Slog.w(TAG, "Failed setting process group to " + group, e); 654 } 655 } 656 657 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 658 Debug.getMemoryInfo(outInfo); 659 } 660 661 public void dispatchPackageBroadcast(int cmd, String[] packages) { 662 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 663 } 664 665 public void scheduleCrash(String msg) { 666 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 667 } 668 669 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, String[] args) { 670 DumpComponentInfo data = new DumpComponentInfo(); 671 data.fd = fd; 672 data.token = activitytoken; 673 data.args = args; 674 data.dumped = false; 675 queueOrSendMessage(H.DUMP_ACTIVITY, data); 676 synchronized (data) { 677 while (!data.dumped) { 678 try { 679 data.wait(); 680 } catch (InterruptedException e) { 681 // no need to do anything here, we will keep waiting until 682 // dumped is set 683 } 684 } 685 } 686 } 687 688 @Override 689 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 690 long nativeMax = Debug.getNativeHeapSize() / 1024; 691 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 692 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 693 694 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 695 Debug.getMemoryInfo(memInfo); 696 697 final int nativeShared = memInfo.nativeSharedDirty; 698 final int dalvikShared = memInfo.dalvikSharedDirty; 699 final int otherShared = memInfo.otherSharedDirty; 700 701 final int nativePrivate = memInfo.nativePrivateDirty; 702 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 703 final int otherPrivate = memInfo.otherPrivateDirty; 704 705 Runtime runtime = Runtime.getRuntime(); 706 707 long dalvikMax = runtime.totalMemory() / 1024; 708 long dalvikFree = runtime.freeMemory() / 1024; 709 long dalvikAllocated = dalvikMax - dalvikFree; 710 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 711 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 712 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 713 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 714 int globalAssetCount = AssetManager.getGlobalAssetCount(); 715 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 716 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 717 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 718 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 719 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 720 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 721 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 722 723 // Check to see if we were called by checkin server. If so, print terse format. 724 boolean doCheckinFormat = false; 725 if (args != null) { 726 for (String arg : args) { 727 if ("-c".equals(arg)) doCheckinFormat = true; 728 } 729 } 730 731 // For checkin, we print one long comma-separated list of values 732 if (doCheckinFormat) { 733 // NOTE: if you change anything significant below, also consider changing 734 // ACTIVITY_THREAD_CHECKIN_VERSION. 735 String processName = (mBoundApplication != null) 736 ? mBoundApplication.processName : "unknown"; 737 738 // Header 739 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 740 pw.print(Process.myPid()); pw.print(','); 741 pw.print(processName); pw.print(','); 742 743 // Heap info - max 744 pw.print(nativeMax); pw.print(','); 745 pw.print(dalvikMax); pw.print(','); 746 pw.print("N/A,"); 747 pw.print(nativeMax + dalvikMax); pw.print(','); 748 749 // Heap info - allocated 750 pw.print(nativeAllocated); pw.print(','); 751 pw.print(dalvikAllocated); pw.print(','); 752 pw.print("N/A,"); 753 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 754 755 // Heap info - free 756 pw.print(nativeFree); pw.print(','); 757 pw.print(dalvikFree); pw.print(','); 758 pw.print("N/A,"); 759 pw.print(nativeFree + dalvikFree); pw.print(','); 760 761 // Heap info - proportional set size 762 pw.print(memInfo.nativePss); pw.print(','); 763 pw.print(memInfo.dalvikPss); pw.print(','); 764 pw.print(memInfo.otherPss); pw.print(','); 765 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 766 767 // Heap info - shared 768 pw.print(nativeShared); pw.print(','); 769 pw.print(dalvikShared); pw.print(','); 770 pw.print(otherShared); pw.print(','); 771 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 772 773 // Heap info - private 774 pw.print(nativePrivate); pw.print(','); 775 pw.print(dalvikPrivate); pw.print(','); 776 pw.print(otherPrivate); pw.print(','); 777 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 778 779 // Object counts 780 pw.print(viewInstanceCount); pw.print(','); 781 pw.print(viewRootInstanceCount); pw.print(','); 782 pw.print(appContextInstanceCount); pw.print(','); 783 pw.print(activityInstanceCount); pw.print(','); 784 785 pw.print(globalAssetCount); pw.print(','); 786 pw.print(globalAssetManagerCount); pw.print(','); 787 pw.print(binderLocalObjectCount); pw.print(','); 788 pw.print(binderProxyObjectCount); pw.print(','); 789 790 pw.print(binderDeathObjectCount); pw.print(','); 791 pw.print(openSslSocketCount); pw.print(','); 792 793 // SQL 794 pw.print(sqliteAllocated); pw.print(','); 795 pw.print(stats.memoryUsed / 1024); pw.print(','); 796 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 797 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 798 for (int i = 0; i < stats.dbStats.size(); i++) { 799 DbStats dbStats = stats.dbStats.get(i); 800 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 801 dbStats.lookaside, dbStats.cache, dbStats.dbName); 802 pw.print(','); 803 } 804 805 return; 806 } 807 808 // otherwise, show human-readable format 809 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 810 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 811 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 812 nativeAllocated + dalvikAllocated); 813 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 814 nativeFree + dalvikFree); 815 816 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 817 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 818 819 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 820 nativeShared + dalvikShared + otherShared); 821 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 822 nativePrivate + dalvikPrivate + otherPrivate); 823 824 pw.println(" "); 825 pw.println(" Objects"); 826 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 827 viewRootInstanceCount); 828 829 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 830 "Activities:", activityInstanceCount); 831 832 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 833 "AssetManagers:", globalAssetManagerCount); 834 835 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 836 "Proxy Binders:", binderProxyObjectCount); 837 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 838 839 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 840 841 // SQLite mem info 842 pw.println(" "); 843 pw.println(" SQL"); 844 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 845 stats.memoryUsed / 1024); 846 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 847 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 848 pw.println(" "); 849 int N = stats.dbStats.size(); 850 if (N > 0) { 851 pw.println(" DATABASES"); 852 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 853 "Dbname"); 854 for (int i = 0; i < N; i++) { 855 DbStats dbStats = stats.dbStats.get(i); 856 printRow(pw, DB_INFO_FORMAT, 857 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 858 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 859 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 860 dbStats.cache, dbStats.dbName); 861 } 862 } 863 864 // Asset details. 865 String assetAlloc = AssetManager.getAssetAllocations(); 866 if (assetAlloc != null) { 867 pw.println(" "); 868 pw.println(" Asset Allocations"); 869 pw.print(assetAlloc); 870 } 871 } 872 873 private void printRow(PrintWriter pw, String format, Object...objs) { 874 pw.println(String.format(format, objs)); 875 } 876 } 877 878 private final class H extends Handler { 879 public static final int LAUNCH_ACTIVITY = 100; 880 public static final int PAUSE_ACTIVITY = 101; 881 public static final int PAUSE_ACTIVITY_FINISHING= 102; 882 public static final int STOP_ACTIVITY_SHOW = 103; 883 public static final int STOP_ACTIVITY_HIDE = 104; 884 public static final int SHOW_WINDOW = 105; 885 public static final int HIDE_WINDOW = 106; 886 public static final int RESUME_ACTIVITY = 107; 887 public static final int SEND_RESULT = 108; 888 public static final int DESTROY_ACTIVITY = 109; 889 public static final int BIND_APPLICATION = 110; 890 public static final int EXIT_APPLICATION = 111; 891 public static final int NEW_INTENT = 112; 892 public static final int RECEIVER = 113; 893 public static final int CREATE_SERVICE = 114; 894 public static final int SERVICE_ARGS = 115; 895 public static final int STOP_SERVICE = 116; 896 public static final int REQUEST_THUMBNAIL = 117; 897 public static final int CONFIGURATION_CHANGED = 118; 898 public static final int CLEAN_UP_CONTEXT = 119; 899 public static final int GC_WHEN_IDLE = 120; 900 public static final int BIND_SERVICE = 121; 901 public static final int UNBIND_SERVICE = 122; 902 public static final int DUMP_SERVICE = 123; 903 public static final int LOW_MEMORY = 124; 904 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 905 public static final int RELAUNCH_ACTIVITY = 126; 906 public static final int PROFILER_CONTROL = 127; 907 public static final int CREATE_BACKUP_AGENT = 128; 908 public static final int DESTROY_BACKUP_AGENT = 129; 909 public static final int SUICIDE = 130; 910 public static final int REMOVE_PROVIDER = 131; 911 public static final int ENABLE_JIT = 132; 912 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 913 public static final int SCHEDULE_CRASH = 134; 914 public static final int DUMP_HEAP = 135; 915 public static final int DUMP_ACTIVITY = 136; 916 String codeToString(int code) { 917 if (DEBUG_MESSAGES) { 918 switch (code) { 919 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 920 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 921 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 922 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 923 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 924 case SHOW_WINDOW: return "SHOW_WINDOW"; 925 case HIDE_WINDOW: return "HIDE_WINDOW"; 926 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 927 case SEND_RESULT: return "SEND_RESULT"; 928 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 929 case BIND_APPLICATION: return "BIND_APPLICATION"; 930 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 931 case NEW_INTENT: return "NEW_INTENT"; 932 case RECEIVER: return "RECEIVER"; 933 case CREATE_SERVICE: return "CREATE_SERVICE"; 934 case SERVICE_ARGS: return "SERVICE_ARGS"; 935 case STOP_SERVICE: return "STOP_SERVICE"; 936 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 937 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 938 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 939 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 940 case BIND_SERVICE: return "BIND_SERVICE"; 941 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 942 case DUMP_SERVICE: return "DUMP_SERVICE"; 943 case LOW_MEMORY: return "LOW_MEMORY"; 944 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 945 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 946 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 947 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 948 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 949 case SUICIDE: return "SUICIDE"; 950 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 951 case ENABLE_JIT: return "ENABLE_JIT"; 952 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 953 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 954 case DUMP_HEAP: return "DUMP_HEAP"; 955 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 956 } 957 } 958 return "(unknown)"; 959 } 960 public void handleMessage(Message msg) { 961 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 962 switch (msg.what) { 963 case LAUNCH_ACTIVITY: { 964 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 965 966 r.packageInfo = getPackageInfoNoCheck( 967 r.activityInfo.applicationInfo); 968 handleLaunchActivity(r, null); 969 } break; 970 case RELAUNCH_ACTIVITY: { 971 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 972 handleRelaunchActivity(r, msg.arg1); 973 } break; 974 case PAUSE_ACTIVITY: 975 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 976 maybeSnapshot(); 977 break; 978 case PAUSE_ACTIVITY_FINISHING: 979 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 980 break; 981 case STOP_ACTIVITY_SHOW: 982 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 983 break; 984 case STOP_ACTIVITY_HIDE: 985 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 986 break; 987 case SHOW_WINDOW: 988 handleWindowVisibility((IBinder)msg.obj, true); 989 break; 990 case HIDE_WINDOW: 991 handleWindowVisibility((IBinder)msg.obj, false); 992 break; 993 case RESUME_ACTIVITY: 994 handleResumeActivity((IBinder)msg.obj, true, 995 msg.arg1 != 0); 996 break; 997 case SEND_RESULT: 998 handleSendResult((ResultData)msg.obj); 999 break; 1000 case DESTROY_ACTIVITY: 1001 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1002 msg.arg2, false); 1003 break; 1004 case BIND_APPLICATION: 1005 AppBindData data = (AppBindData)msg.obj; 1006 handleBindApplication(data); 1007 break; 1008 case EXIT_APPLICATION: 1009 if (mInitialApplication != null) { 1010 mInitialApplication.onTerminate(); 1011 } 1012 Looper.myLooper().quit(); 1013 break; 1014 case NEW_INTENT: 1015 handleNewIntent((NewIntentData)msg.obj); 1016 break; 1017 case RECEIVER: 1018 handleReceiver((ReceiverData)msg.obj); 1019 maybeSnapshot(); 1020 break; 1021 case CREATE_SERVICE: 1022 handleCreateService((CreateServiceData)msg.obj); 1023 break; 1024 case BIND_SERVICE: 1025 handleBindService((BindServiceData)msg.obj); 1026 break; 1027 case UNBIND_SERVICE: 1028 handleUnbindService((BindServiceData)msg.obj); 1029 break; 1030 case SERVICE_ARGS: 1031 handleServiceArgs((ServiceArgsData)msg.obj); 1032 break; 1033 case STOP_SERVICE: 1034 handleStopService((IBinder)msg.obj); 1035 maybeSnapshot(); 1036 break; 1037 case REQUEST_THUMBNAIL: 1038 handleRequestThumbnail((IBinder)msg.obj); 1039 break; 1040 case CONFIGURATION_CHANGED: 1041 handleConfigurationChanged((Configuration)msg.obj); 1042 break; 1043 case CLEAN_UP_CONTEXT: 1044 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1045 cci.context.performFinalCleanup(cci.who, cci.what); 1046 break; 1047 case GC_WHEN_IDLE: 1048 scheduleGcIdler(); 1049 break; 1050 case DUMP_SERVICE: 1051 handleDumpService((DumpComponentInfo)msg.obj); 1052 break; 1053 case LOW_MEMORY: 1054 handleLowMemory(); 1055 break; 1056 case ACTIVITY_CONFIGURATION_CHANGED: 1057 handleActivityConfigurationChanged((IBinder)msg.obj); 1058 break; 1059 case PROFILER_CONTROL: 1060 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1061 break; 1062 case CREATE_BACKUP_AGENT: 1063 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1064 break; 1065 case DESTROY_BACKUP_AGENT: 1066 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1067 break; 1068 case SUICIDE: 1069 Process.killProcess(Process.myPid()); 1070 break; 1071 case REMOVE_PROVIDER: 1072 completeRemoveProvider((IContentProvider)msg.obj); 1073 break; 1074 case ENABLE_JIT: 1075 ensureJitEnabled(); 1076 break; 1077 case DISPATCH_PACKAGE_BROADCAST: 1078 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1079 break; 1080 case SCHEDULE_CRASH: 1081 throw new RemoteServiceException((String)msg.obj); 1082 case DUMP_HEAP: 1083 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1084 break; 1085 case DUMP_ACTIVITY: 1086 handleDumpActivity((DumpComponentInfo)msg.obj); 1087 break; 1088 } 1089 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1090 } 1091 1092 void maybeSnapshot() { 1093 if (mBoundApplication != null) { 1094 // convert the *private* ActivityThread.PackageInfo to *public* known 1095 // android.content.pm.PackageInfo 1096 String packageName = mBoundApplication.info.mPackageName; 1097 android.content.pm.PackageInfo packageInfo = null; 1098 try { 1099 Context context = getSystemContext(); 1100 if(context == null) { 1101 Log.e(TAG, "cannot get a valid context"); 1102 return; 1103 } 1104 PackageManager pm = context.getPackageManager(); 1105 if(pm == null) { 1106 Log.e(TAG, "cannot get a valid PackageManager"); 1107 return; 1108 } 1109 packageInfo = pm.getPackageInfo( 1110 packageName, PackageManager.GET_ACTIVITIES); 1111 } catch (NameNotFoundException e) { 1112 Log.e(TAG, "cannot get package info for " + packageName, e); 1113 } 1114 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1115 } 1116 } 1117 } 1118 1119 private final class Idler implements MessageQueue.IdleHandler { 1120 public final boolean queueIdle() { 1121 ActivityClientRecord a = mNewActivities; 1122 if (a != null) { 1123 mNewActivities = null; 1124 IActivityManager am = ActivityManagerNative.getDefault(); 1125 ActivityClientRecord prev; 1126 do { 1127 if (localLOGV) Slog.v( 1128 TAG, "Reporting idle of " + a + 1129 " finished=" + 1130 (a.activity != null ? a.activity.mFinished : false)); 1131 if (a.activity != null && !a.activity.mFinished) { 1132 try { 1133 am.activityIdle(a.token, a.createdConfig); 1134 a.createdConfig = null; 1135 } catch (RemoteException ex) { 1136 } 1137 } 1138 prev = a; 1139 a = a.nextIdle; 1140 prev.nextIdle = null; 1141 } while (a != null); 1142 } 1143 ensureJitEnabled(); 1144 return false; 1145 } 1146 } 1147 1148 final class GcIdler implements MessageQueue.IdleHandler { 1149 public final boolean queueIdle() { 1150 doGcIfNeeded(); 1151 return false; 1152 } 1153 } 1154 1155 private final static class ResourcesKey { 1156 final private String mResDir; 1157 final private float mScale; 1158 final private int mHash; 1159 1160 ResourcesKey(String resDir, float scale) { 1161 mResDir = resDir; 1162 mScale = scale; 1163 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1164 } 1165 1166 @Override 1167 public int hashCode() { 1168 return mHash; 1169 } 1170 1171 @Override 1172 public boolean equals(Object obj) { 1173 if (!(obj instanceof ResourcesKey)) { 1174 return false; 1175 } 1176 ResourcesKey peer = (ResourcesKey) obj; 1177 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1178 } 1179 } 1180 1181 public static final ActivityThread currentActivityThread() { 1182 return sThreadLocal.get(); 1183 } 1184 1185 public static final String currentPackageName() { 1186 ActivityThread am = currentActivityThread(); 1187 return (am != null && am.mBoundApplication != null) 1188 ? am.mBoundApplication.processName : null; 1189 } 1190 1191 public static final Application currentApplication() { 1192 ActivityThread am = currentActivityThread(); 1193 return am != null ? am.mInitialApplication : null; 1194 } 1195 1196 public static IPackageManager getPackageManager() { 1197 if (sPackageManager != null) { 1198 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1199 return sPackageManager; 1200 } 1201 IBinder b = ServiceManager.getService("package"); 1202 //Slog.v("PackageManager", "default service binder = " + b); 1203 sPackageManager = IPackageManager.Stub.asInterface(b); 1204 //Slog.v("PackageManager", "default service = " + sPackageManager); 1205 return sPackageManager; 1206 } 1207 1208 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1209 if (mDisplayMetrics != null && !forceUpdate) { 1210 return mDisplayMetrics; 1211 } 1212 if (mDisplay == null) { 1213 WindowManager wm = WindowManagerImpl.getDefault(); 1214 mDisplay = wm.getDefaultDisplay(); 1215 } 1216 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1217 mDisplay.getMetrics(metrics); 1218 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1219 // + metrics.heightPixels + " den=" + metrics.density 1220 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1221 return metrics; 1222 } 1223 1224 /** 1225 * Creates the top level Resources for applications with the given compatibility info. 1226 * 1227 * @param resDir the resource directory. 1228 * @param compInfo the compability info. It will use the default compatibility info when it's 1229 * null. 1230 */ 1231 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1232 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1233 Resources r; 1234 synchronized (mPackages) { 1235 // Resources is app scale dependent. 1236 if (false) { 1237 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1238 + compInfo.applicationScale); 1239 } 1240 WeakReference<Resources> wr = mActiveResources.get(key); 1241 r = wr != null ? wr.get() : null; 1242 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1243 if (r != null && r.getAssets().isUpToDate()) { 1244 if (false) { 1245 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1246 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1247 } 1248 return r; 1249 } 1250 } 1251 1252 //if (r != null) { 1253 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1254 // + r + " " + resDir); 1255 //} 1256 1257 AssetManager assets = new AssetManager(); 1258 if (assets.addAssetPath(resDir) == 0) { 1259 return null; 1260 } 1261 1262 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1263 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1264 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1265 if (false) { 1266 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1267 + r.getConfiguration() + " appScale=" 1268 + r.getCompatibilityInfo().applicationScale); 1269 } 1270 1271 synchronized (mPackages) { 1272 WeakReference<Resources> wr = mActiveResources.get(key); 1273 Resources existing = wr != null ? wr.get() : null; 1274 if (existing != null && existing.getAssets().isUpToDate()) { 1275 // Someone else already created the resources while we were 1276 // unlocked; go ahead and use theirs. 1277 r.getAssets().close(); 1278 return existing; 1279 } 1280 1281 // XXX need to remove entries when weak references go away 1282 mActiveResources.put(key, new WeakReference<Resources>(r)); 1283 return r; 1284 } 1285 } 1286 1287 /** 1288 * Creates the top level resources for the given package. 1289 */ 1290 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1291 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1292 } 1293 1294 final Handler getHandler() { 1295 return mH; 1296 } 1297 1298 public final LoadedApk getPackageInfo(String packageName, int flags) { 1299 synchronized (mPackages) { 1300 WeakReference<LoadedApk> ref; 1301 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1302 ref = mPackages.get(packageName); 1303 } else { 1304 ref = mResourcePackages.get(packageName); 1305 } 1306 LoadedApk packageInfo = ref != null ? ref.get() : null; 1307 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1308 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1309 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1310 if (packageInfo != null && (packageInfo.mResources == null 1311 || packageInfo.mResources.getAssets().isUpToDate())) { 1312 if (packageInfo.isSecurityViolation() 1313 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1314 throw new SecurityException( 1315 "Requesting code from " + packageName 1316 + " to be run in process " 1317 + mBoundApplication.processName 1318 + "/" + mBoundApplication.appInfo.uid); 1319 } 1320 return packageInfo; 1321 } 1322 } 1323 1324 ApplicationInfo ai = null; 1325 try { 1326 ai = getPackageManager().getApplicationInfo(packageName, 1327 PackageManager.GET_SHARED_LIBRARY_FILES); 1328 } catch (RemoteException e) { 1329 } 1330 1331 if (ai != null) { 1332 return getPackageInfo(ai, flags); 1333 } 1334 1335 return null; 1336 } 1337 1338 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1339 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1340 boolean securityViolation = includeCode && ai.uid != 0 1341 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1342 ? ai.uid != mBoundApplication.appInfo.uid : true); 1343 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1344 |Context.CONTEXT_IGNORE_SECURITY)) 1345 == Context.CONTEXT_INCLUDE_CODE) { 1346 if (securityViolation) { 1347 String msg = "Requesting code from " + ai.packageName 1348 + " (with uid " + ai.uid + ")"; 1349 if (mBoundApplication != null) { 1350 msg = msg + " to be run in process " 1351 + mBoundApplication.processName + " (with uid " 1352 + mBoundApplication.appInfo.uid + ")"; 1353 } 1354 throw new SecurityException(msg); 1355 } 1356 } 1357 return getPackageInfo(ai, null, securityViolation, includeCode); 1358 } 1359 1360 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1361 return getPackageInfo(ai, null, false, true); 1362 } 1363 1364 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1365 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1366 synchronized (mPackages) { 1367 WeakReference<LoadedApk> ref; 1368 if (includeCode) { 1369 ref = mPackages.get(aInfo.packageName); 1370 } else { 1371 ref = mResourcePackages.get(aInfo.packageName); 1372 } 1373 LoadedApk packageInfo = ref != null ? ref.get() : null; 1374 if (packageInfo == null || (packageInfo.mResources != null 1375 && !packageInfo.mResources.getAssets().isUpToDate())) { 1376 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1377 : "Loading resource-only package ") + aInfo.packageName 1378 + " (in " + (mBoundApplication != null 1379 ? mBoundApplication.processName : null) 1380 + ")"); 1381 packageInfo = 1382 new LoadedApk(this, aInfo, this, baseLoader, 1383 securityViolation, includeCode && 1384 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1385 if (includeCode) { 1386 mPackages.put(aInfo.packageName, 1387 new WeakReference<LoadedApk>(packageInfo)); 1388 } else { 1389 mResourcePackages.put(aInfo.packageName, 1390 new WeakReference<LoadedApk>(packageInfo)); 1391 } 1392 } 1393 return packageInfo; 1394 } 1395 } 1396 1397 ActivityThread() { 1398 } 1399 1400 public ApplicationThread getApplicationThread() 1401 { 1402 return mAppThread; 1403 } 1404 1405 public Instrumentation getInstrumentation() 1406 { 1407 return mInstrumentation; 1408 } 1409 1410 public Configuration getConfiguration() { 1411 return mConfiguration; 1412 } 1413 1414 public boolean isProfiling() { 1415 return mBoundApplication != null && mBoundApplication.profileFile != null; 1416 } 1417 1418 public String getProfileFilePath() { 1419 return mBoundApplication.profileFile; 1420 } 1421 1422 public Looper getLooper() { 1423 return mLooper; 1424 } 1425 1426 public Application getApplication() { 1427 return mInitialApplication; 1428 } 1429 1430 public String getProcessName() { 1431 return mBoundApplication.processName; 1432 } 1433 1434 public ContextImpl getSystemContext() { 1435 synchronized (this) { 1436 if (mSystemContext == null) { 1437 ContextImpl context = 1438 ContextImpl.createSystemContext(this); 1439 LoadedApk info = new LoadedApk(this, "android", context, null); 1440 context.init(info, null, this); 1441 context.getResources().updateConfiguration( 1442 getConfiguration(), getDisplayMetricsLocked(false)); 1443 mSystemContext = context; 1444 //Slog.i(TAG, "Created system resources " + context.getResources() 1445 // + ": " + context.getResources().getConfiguration()); 1446 } 1447 } 1448 return mSystemContext; 1449 } 1450 1451 public void installSystemApplicationInfo(ApplicationInfo info) { 1452 synchronized (this) { 1453 ContextImpl context = getSystemContext(); 1454 context.init(new LoadedApk(this, "android", context, info), null, this); 1455 } 1456 } 1457 1458 void ensureJitEnabled() { 1459 if (!mJitEnabled) { 1460 mJitEnabled = true; 1461 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1462 } 1463 } 1464 1465 void scheduleGcIdler() { 1466 if (!mGcIdlerScheduled) { 1467 mGcIdlerScheduled = true; 1468 Looper.myQueue().addIdleHandler(mGcIdler); 1469 } 1470 mH.removeMessages(H.GC_WHEN_IDLE); 1471 } 1472 1473 void unscheduleGcIdler() { 1474 if (mGcIdlerScheduled) { 1475 mGcIdlerScheduled = false; 1476 Looper.myQueue().removeIdleHandler(mGcIdler); 1477 } 1478 mH.removeMessages(H.GC_WHEN_IDLE); 1479 } 1480 1481 void doGcIfNeeded() { 1482 mGcIdlerScheduled = false; 1483 final long now = SystemClock.uptimeMillis(); 1484 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1485 // + "m now=" + now); 1486 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1487 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1488 BinderInternal.forceGc("bg"); 1489 } 1490 } 1491 1492 public final ActivityInfo resolveActivityInfo(Intent intent) { 1493 ActivityInfo aInfo = intent.resolveActivityInfo( 1494 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1495 if (aInfo == null) { 1496 // Throw an exception. 1497 Instrumentation.checkStartActivityResult( 1498 IActivityManager.START_CLASS_NOT_FOUND, intent); 1499 } 1500 return aInfo; 1501 } 1502 1503 public final Activity startActivityNow(Activity parent, String id, 1504 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1505 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1506 ActivityClientRecord r = new ActivityClientRecord(); 1507 r.token = token; 1508 r.ident = 0; 1509 r.intent = intent; 1510 r.state = state; 1511 r.parent = parent; 1512 r.embeddedID = id; 1513 r.activityInfo = activityInfo; 1514 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1515 if (localLOGV) { 1516 ComponentName compname = intent.getComponent(); 1517 String name; 1518 if (compname != null) { 1519 name = compname.toShortString(); 1520 } else { 1521 name = "(Intent " + intent + ").getComponent() returned null"; 1522 } 1523 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1524 + ", comp=" + name 1525 + ", token=" + token); 1526 } 1527 return performLaunchActivity(r, null); 1528 } 1529 1530 public final Activity getActivity(IBinder token) { 1531 return mActivities.get(token).activity; 1532 } 1533 1534 public final void sendActivityResult( 1535 IBinder token, String id, int requestCode, 1536 int resultCode, Intent data) { 1537 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1538 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1539 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1540 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1541 mAppThread.scheduleSendResult(token, list); 1542 } 1543 1544 // if the thread hasn't started yet, we don't have the handler, so just 1545 // save the messages until we're ready. 1546 private final void queueOrSendMessage(int what, Object obj) { 1547 queueOrSendMessage(what, obj, 0, 0); 1548 } 1549 1550 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1551 queueOrSendMessage(what, obj, arg1, 0); 1552 } 1553 1554 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1555 synchronized (this) { 1556 if (DEBUG_MESSAGES) Slog.v( 1557 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1558 + ": " + arg1 + " / " + obj); 1559 Message msg = Message.obtain(); 1560 msg.what = what; 1561 msg.obj = obj; 1562 msg.arg1 = arg1; 1563 msg.arg2 = arg2; 1564 mH.sendMessage(msg); 1565 } 1566 } 1567 1568 final void scheduleContextCleanup(ContextImpl context, String who, 1569 String what) { 1570 ContextCleanupInfo cci = new ContextCleanupInfo(); 1571 cci.context = context; 1572 cci.who = who; 1573 cci.what = what; 1574 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1575 } 1576 1577 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1578 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1579 1580 ActivityInfo aInfo = r.activityInfo; 1581 if (r.packageInfo == null) { 1582 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1583 Context.CONTEXT_INCLUDE_CODE); 1584 } 1585 1586 ComponentName component = r.intent.getComponent(); 1587 if (component == null) { 1588 component = r.intent.resolveActivity( 1589 mInitialApplication.getPackageManager()); 1590 r.intent.setComponent(component); 1591 } 1592 1593 if (r.activityInfo.targetActivity != null) { 1594 component = new ComponentName(r.activityInfo.packageName, 1595 r.activityInfo.targetActivity); 1596 } 1597 1598 Activity activity = null; 1599 try { 1600 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1601 activity = mInstrumentation.newActivity( 1602 cl, component.getClassName(), r.intent); 1603 r.intent.setExtrasClassLoader(cl); 1604 if (r.state != null) { 1605 r.state.setClassLoader(cl); 1606 } 1607 } catch (Exception e) { 1608 if (!mInstrumentation.onException(activity, e)) { 1609 throw new RuntimeException( 1610 "Unable to instantiate activity " + component 1611 + ": " + e.toString(), e); 1612 } 1613 } 1614 1615 try { 1616 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1617 1618 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1619 if (localLOGV) Slog.v( 1620 TAG, r + ": app=" + app 1621 + ", appName=" + app.getPackageName() 1622 + ", pkg=" + r.packageInfo.getPackageName() 1623 + ", comp=" + r.intent.getComponent().toShortString() 1624 + ", dir=" + r.packageInfo.getAppDir()); 1625 1626 if (activity != null) { 1627 ContextImpl appContext = new ContextImpl(); 1628 appContext.init(r.packageInfo, r.token, this); 1629 appContext.setOuterContext(activity); 1630 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1631 Configuration config = new Configuration(mConfiguration); 1632 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1633 + r.activityInfo.name + " with config " + config); 1634 activity.attach(appContext, this, getInstrumentation(), r.token, 1635 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1636 r.embeddedID, r.lastNonConfigurationInstances, config); 1637 1638 if (customIntent != null) { 1639 activity.mIntent = customIntent; 1640 } 1641 r.lastNonConfigurationInstances = null; 1642 activity.mStartedActivity = false; 1643 int theme = r.activityInfo.getThemeResource(); 1644 if (theme != 0) { 1645 activity.setTheme(theme); 1646 } 1647 1648 activity.mCalled = false; 1649 mInstrumentation.callActivityOnCreate(activity, r.state); 1650 if (!activity.mCalled) { 1651 throw new SuperNotCalledException( 1652 "Activity " + r.intent.getComponent().toShortString() + 1653 " did not call through to super.onCreate()"); 1654 } 1655 r.activity = activity; 1656 r.stopped = true; 1657 if (!r.activity.mFinished) { 1658 activity.performStart(); 1659 r.stopped = false; 1660 } 1661 if (!r.activity.mFinished) { 1662 if (r.state != null) { 1663 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1664 } 1665 } 1666 if (!r.activity.mFinished) { 1667 activity.mCalled = false; 1668 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1669 if (!activity.mCalled) { 1670 throw new SuperNotCalledException( 1671 "Activity " + r.intent.getComponent().toShortString() + 1672 " did not call through to super.onPostCreate()"); 1673 } 1674 } 1675 } 1676 r.paused = true; 1677 1678 mActivities.put(r.token, r); 1679 1680 } catch (SuperNotCalledException e) { 1681 throw e; 1682 1683 } catch (Exception e) { 1684 if (!mInstrumentation.onException(activity, e)) { 1685 throw new RuntimeException( 1686 "Unable to start activity " + component 1687 + ": " + e.toString(), e); 1688 } 1689 } 1690 1691 return activity; 1692 } 1693 1694 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1695 // If we are getting ready to gc after going to the background, well 1696 // we are back active so skip it. 1697 unscheduleGcIdler(); 1698 1699 if (localLOGV) Slog.v( 1700 TAG, "Handling launch of " + r); 1701 Activity a = performLaunchActivity(r, customIntent); 1702 1703 if (a != null) { 1704 r.createdConfig = new Configuration(mConfiguration); 1705 Bundle oldState = r.state; 1706 handleResumeActivity(r.token, false, r.isForward); 1707 1708 if (!r.activity.mFinished && r.startsNotResumed) { 1709 // The activity manager actually wants this one to start out 1710 // paused, because it needs to be visible but isn't in the 1711 // foreground. We accomplish this by going through the 1712 // normal startup (because activities expect to go through 1713 // onResume() the first time they run, before their window 1714 // is displayed), and then pausing it. However, in this case 1715 // we do -not- need to do the full pause cycle (of freezing 1716 // and such) because the activity manager assumes it can just 1717 // retain the current state it has. 1718 try { 1719 r.activity.mCalled = false; 1720 mInstrumentation.callActivityOnPause(r.activity); 1721 // We need to keep around the original state, in case 1722 // we need to be created again. 1723 r.state = oldState; 1724 if (!r.activity.mCalled) { 1725 throw new SuperNotCalledException( 1726 "Activity " + r.intent.getComponent().toShortString() + 1727 " did not call through to super.onPause()"); 1728 } 1729 1730 } catch (SuperNotCalledException e) { 1731 throw e; 1732 1733 } catch (Exception e) { 1734 if (!mInstrumentation.onException(r.activity, e)) { 1735 throw new RuntimeException( 1736 "Unable to pause activity " 1737 + r.intent.getComponent().toShortString() 1738 + ": " + e.toString(), e); 1739 } 1740 } 1741 r.paused = true; 1742 } 1743 } else { 1744 // If there was an error, for any reason, tell the activity 1745 // manager to stop us. 1746 try { 1747 ActivityManagerNative.getDefault() 1748 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1749 } catch (RemoteException ex) { 1750 } 1751 } 1752 } 1753 1754 private final void deliverNewIntents(ActivityClientRecord r, 1755 List<Intent> intents) { 1756 final int N = intents.size(); 1757 for (int i=0; i<N; i++) { 1758 Intent intent = intents.get(i); 1759 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1760 r.activity.mFragments.noteStateNotSaved(); 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 r.activity.mTemporaryPause = true; 1772 mInstrumentation.callActivityOnPause(r.activity); 1773 } 1774 deliverNewIntents(r, intents); 1775 if (resumed) { 1776 mInstrumentation.callActivityOnResume(r.activity); 1777 r.activity.mTemporaryPause = false; 1778 } 1779 } 1780 } 1781 1782 private final void handleNewIntent(NewIntentData data) { 1783 performNewIntents(data.token, data.intents); 1784 } 1785 1786 private final void handleReceiver(ReceiverData data) { 1787 // If we are getting ready to gc after going to the background, well 1788 // we are back active so skip it. 1789 unscheduleGcIdler(); 1790 1791 String component = data.intent.getComponent().getClassName(); 1792 1793 LoadedApk packageInfo = getPackageInfoNoCheck( 1794 data.info.applicationInfo); 1795 1796 IActivityManager mgr = ActivityManagerNative.getDefault(); 1797 1798 BroadcastReceiver receiver = null; 1799 try { 1800 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1801 data.intent.setExtrasClassLoader(cl); 1802 if (data.resultExtras != null) { 1803 data.resultExtras.setClassLoader(cl); 1804 } 1805 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1806 } catch (Exception e) { 1807 try { 1808 if (DEBUG_BROADCAST) Slog.i(TAG, 1809 "Finishing failed broadcast to " + data.intent.getComponent()); 1810 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 1811 data.resultData, data.resultExtras, data.resultAbort); 1812 } catch (RemoteException ex) { 1813 } 1814 throw new RuntimeException( 1815 "Unable to instantiate receiver " + component 1816 + ": " + e.toString(), e); 1817 } 1818 1819 try { 1820 Application app = packageInfo.makeApplication(false, mInstrumentation); 1821 1822 if (localLOGV) Slog.v( 1823 TAG, "Performing receive of " + data.intent 1824 + ": app=" + app 1825 + ", appName=" + app.getPackageName() 1826 + ", pkg=" + packageInfo.getPackageName() 1827 + ", comp=" + data.intent.getComponent().toShortString() 1828 + ", dir=" + packageInfo.getAppDir()); 1829 1830 ContextImpl context = (ContextImpl)app.getBaseContext(); 1831 receiver.setOrderedHint(true); 1832 receiver.setResult(data.resultCode, data.resultData, 1833 data.resultExtras); 1834 receiver.setOrderedHint(data.sync); 1835 receiver.onReceive(context.getReceiverRestrictedContext(), 1836 data.intent); 1837 } catch (Exception e) { 1838 try { 1839 if (DEBUG_BROADCAST) Slog.i(TAG, 1840 "Finishing failed broadcast to " + data.intent.getComponent()); 1841 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 1842 data.resultData, data.resultExtras, data.resultAbort); 1843 } catch (RemoteException ex) { 1844 } 1845 if (!mInstrumentation.onException(receiver, e)) { 1846 throw new RuntimeException( 1847 "Unable to start receiver " + component 1848 + ": " + e.toString(), e); 1849 } 1850 } 1851 1852 QueuedWork.waitToFinish(); 1853 1854 try { 1855 if (data.sync) { 1856 if (DEBUG_BROADCAST) Slog.i(TAG, 1857 "Finishing ordered broadcast to " + data.intent.getComponent()); 1858 mgr.finishReceiver( 1859 mAppThread.asBinder(), receiver.getResultCode(), 1860 receiver.getResultData(), receiver.getResultExtras(false), 1861 receiver.getAbortBroadcast()); 1862 } else { 1863 if (DEBUG_BROADCAST) Slog.i(TAG, 1864 "Finishing broadcast to " + data.intent.getComponent()); 1865 mgr.finishReceiver(mAppThread.asBinder(), 0, null, null, false); 1866 } 1867 } catch (RemoteException ex) { 1868 } 1869 } 1870 1871 // Instantiate a BackupAgent and tell it that it's alive 1872 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1873 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1874 1875 // no longer idle; we have backup work to do 1876 unscheduleGcIdler(); 1877 1878 // instantiate the BackupAgent class named in the manifest 1879 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1880 String packageName = packageInfo.mPackageName; 1881 if (mBackupAgents.get(packageName) != null) { 1882 Slog.d(TAG, "BackupAgent " + " for " + packageName 1883 + " already exists"); 1884 return; 1885 } 1886 1887 BackupAgent agent = null; 1888 String classname = data.appInfo.backupAgentName; 1889 if (classname == null) { 1890 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1891 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1892 + packageName); 1893 return; 1894 } 1895 classname = "android.app.FullBackupAgent"; 1896 } 1897 try { 1898 IBinder binder = null; 1899 try { 1900 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1901 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1902 1903 // set up the agent's context 1904 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1905 + data.appInfo.backupAgentName); 1906 1907 ContextImpl context = new ContextImpl(); 1908 context.init(packageInfo, null, this); 1909 context.setOuterContext(agent); 1910 agent.attach(context); 1911 1912 agent.onCreate(); 1913 binder = agent.onBind(); 1914 mBackupAgents.put(packageName, agent); 1915 } catch (Exception e) { 1916 // If this is during restore, fail silently; otherwise go 1917 // ahead and let the user see the crash. 1918 Slog.e(TAG, "Agent threw during creation: " + e); 1919 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1920 throw e; 1921 } 1922 // falling through with 'binder' still null 1923 } 1924 1925 // tell the OS that we're live now 1926 try { 1927 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1928 } catch (RemoteException e) { 1929 // nothing to do. 1930 } 1931 } catch (Exception e) { 1932 throw new RuntimeException("Unable to create BackupAgent " 1933 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1934 } 1935 } 1936 1937 // Tear down a BackupAgent 1938 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1939 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1940 1941 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1942 String packageName = packageInfo.mPackageName; 1943 BackupAgent agent = mBackupAgents.get(packageName); 1944 if (agent != null) { 1945 try { 1946 agent.onDestroy(); 1947 } catch (Exception e) { 1948 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1949 e.printStackTrace(); 1950 } 1951 mBackupAgents.remove(packageName); 1952 } else { 1953 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1954 } 1955 } 1956 1957 private final void handleCreateService(CreateServiceData data) { 1958 // If we are getting ready to gc after going to the background, well 1959 // we are back active so skip it. 1960 unscheduleGcIdler(); 1961 1962 LoadedApk packageInfo = getPackageInfoNoCheck( 1963 data.info.applicationInfo); 1964 Service service = null; 1965 try { 1966 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1967 service = (Service) cl.loadClass(data.info.name).newInstance(); 1968 } catch (Exception e) { 1969 if (!mInstrumentation.onException(service, e)) { 1970 throw new RuntimeException( 1971 "Unable to instantiate service " + data.info.name 1972 + ": " + e.toString(), e); 1973 } 1974 } 1975 1976 try { 1977 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1978 1979 ContextImpl context = new ContextImpl(); 1980 context.init(packageInfo, null, this); 1981 1982 Application app = packageInfo.makeApplication(false, mInstrumentation); 1983 context.setOuterContext(service); 1984 service.attach(context, this, data.info.name, data.token, app, 1985 ActivityManagerNative.getDefault()); 1986 service.onCreate(); 1987 mServices.put(data.token, service); 1988 try { 1989 ActivityManagerNative.getDefault().serviceDoneExecuting( 1990 data.token, 0, 0, 0); 1991 } catch (RemoteException e) { 1992 // nothing to do. 1993 } 1994 } catch (Exception e) { 1995 if (!mInstrumentation.onException(service, e)) { 1996 throw new RuntimeException( 1997 "Unable to create service " + data.info.name 1998 + ": " + e.toString(), e); 1999 } 2000 } 2001 } 2002 2003 private final void handleBindService(BindServiceData data) { 2004 Service s = mServices.get(data.token); 2005 if (s != null) { 2006 try { 2007 data.intent.setExtrasClassLoader(s.getClassLoader()); 2008 try { 2009 if (!data.rebind) { 2010 IBinder binder = s.onBind(data.intent); 2011 ActivityManagerNative.getDefault().publishService( 2012 data.token, data.intent, binder); 2013 } else { 2014 s.onRebind(data.intent); 2015 ActivityManagerNative.getDefault().serviceDoneExecuting( 2016 data.token, 0, 0, 0); 2017 } 2018 ensureJitEnabled(); 2019 } catch (RemoteException ex) { 2020 } 2021 } catch (Exception e) { 2022 if (!mInstrumentation.onException(s, e)) { 2023 throw new RuntimeException( 2024 "Unable to bind to service " + s 2025 + " with " + data.intent + ": " + e.toString(), e); 2026 } 2027 } 2028 } 2029 } 2030 2031 private final void handleUnbindService(BindServiceData data) { 2032 Service s = mServices.get(data.token); 2033 if (s != null) { 2034 try { 2035 data.intent.setExtrasClassLoader(s.getClassLoader()); 2036 boolean doRebind = s.onUnbind(data.intent); 2037 try { 2038 if (doRebind) { 2039 ActivityManagerNative.getDefault().unbindFinished( 2040 data.token, data.intent, doRebind); 2041 } else { 2042 ActivityManagerNative.getDefault().serviceDoneExecuting( 2043 data.token, 0, 0, 0); 2044 } 2045 } catch (RemoteException ex) { 2046 } 2047 } catch (Exception e) { 2048 if (!mInstrumentation.onException(s, e)) { 2049 throw new RuntimeException( 2050 "Unable to unbind to service " + s 2051 + " with " + data.intent + ": " + e.toString(), e); 2052 } 2053 } 2054 } 2055 } 2056 2057 private void handleDumpService(DumpComponentInfo info) { 2058 try { 2059 Service s = mServices.get(info.token); 2060 if (s != null) { 2061 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2062 s.dump(info.fd, pw, info.args); 2063 pw.close(); 2064 } 2065 } finally { 2066 synchronized (info) { 2067 info.dumped = true; 2068 info.notifyAll(); 2069 } 2070 } 2071 } 2072 2073 private void handleDumpActivity(DumpComponentInfo info) { 2074 try { 2075 ActivityClientRecord r = mActivities.get(info.token); 2076 if (r != null && r.activity != null) { 2077 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2078 r.activity.dump(info.fd, pw, info.args); 2079 pw.close(); 2080 } 2081 } finally { 2082 synchronized (info) { 2083 info.dumped = true; 2084 info.notifyAll(); 2085 } 2086 } 2087 } 2088 2089 private final void handleServiceArgs(ServiceArgsData data) { 2090 Service s = mServices.get(data.token); 2091 if (s != null) { 2092 try { 2093 if (data.args != null) { 2094 data.args.setExtrasClassLoader(s.getClassLoader()); 2095 } 2096 int res = s.onStartCommand(data.args, data.flags, data.startId); 2097 2098 QueuedWork.waitToFinish(); 2099 2100 try { 2101 ActivityManagerNative.getDefault().serviceDoneExecuting( 2102 data.token, 1, data.startId, res); 2103 } catch (RemoteException e) { 2104 // nothing to do. 2105 } 2106 ensureJitEnabled(); 2107 } catch (Exception e) { 2108 if (!mInstrumentation.onException(s, e)) { 2109 throw new RuntimeException( 2110 "Unable to start service " + s 2111 + " with " + data.args + ": " + e.toString(), e); 2112 } 2113 } 2114 } 2115 } 2116 2117 private final void handleStopService(IBinder token) { 2118 Service s = mServices.remove(token); 2119 if (s != null) { 2120 try { 2121 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2122 s.onDestroy(); 2123 Context context = s.getBaseContext(); 2124 if (context instanceof ContextImpl) { 2125 final String who = s.getClassName(); 2126 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2127 } 2128 2129 QueuedWork.waitToFinish(); 2130 2131 try { 2132 ActivityManagerNative.getDefault().serviceDoneExecuting( 2133 token, 0, 0, 0); 2134 } catch (RemoteException e) { 2135 // nothing to do. 2136 } 2137 } catch (Exception e) { 2138 if (!mInstrumentation.onException(s, e)) { 2139 throw new RuntimeException( 2140 "Unable to stop service " + s 2141 + ": " + e.toString(), e); 2142 } 2143 } 2144 } 2145 //Slog.i(TAG, "Running services: " + mServices); 2146 } 2147 2148 public final ActivityClientRecord performResumeActivity(IBinder token, 2149 boolean clearHide) { 2150 ActivityClientRecord r = mActivities.get(token); 2151 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2152 + " finished=" + r.activity.mFinished); 2153 if (r != null && !r.activity.mFinished) { 2154 if (clearHide) { 2155 r.hideForNow = false; 2156 r.activity.mStartedActivity = false; 2157 } 2158 try { 2159 if (r.pendingIntents != null) { 2160 deliverNewIntents(r, r.pendingIntents); 2161 r.pendingIntents = null; 2162 } 2163 if (r.pendingResults != null) { 2164 deliverResults(r, r.pendingResults); 2165 r.pendingResults = null; 2166 } 2167 r.activity.performResume(); 2168 2169 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2170 r.activity.getComponentName().getClassName()); 2171 2172 r.paused = false; 2173 r.stopped = false; 2174 r.state = null; 2175 } catch (Exception e) { 2176 if (!mInstrumentation.onException(r.activity, e)) { 2177 throw new RuntimeException( 2178 "Unable to resume activity " 2179 + r.intent.getComponent().toShortString() 2180 + ": " + e.toString(), e); 2181 } 2182 } 2183 } 2184 return r; 2185 } 2186 2187 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2188 // If we are getting ready to gc after going to the background, well 2189 // we are back active so skip it. 2190 unscheduleGcIdler(); 2191 2192 ActivityClientRecord r = performResumeActivity(token, clearHide); 2193 2194 if (r != null) { 2195 final Activity a = r.activity; 2196 2197 if (localLOGV) Slog.v( 2198 TAG, "Resume " + r + " started activity: " + 2199 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2200 + ", finished: " + a.mFinished); 2201 2202 final int forwardBit = isForward ? 2203 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2204 2205 // If the window hasn't yet been added to the window manager, 2206 // and this guy didn't finish itself or start another activity, 2207 // then go ahead and add the window. 2208 boolean willBeVisible = !a.mStartedActivity; 2209 if (!willBeVisible) { 2210 try { 2211 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2212 a.getActivityToken()); 2213 } catch (RemoteException e) { 2214 } 2215 } 2216 if (r.window == null && !a.mFinished && willBeVisible) { 2217 r.window = r.activity.getWindow(); 2218 View decor = r.window.getDecorView(); 2219 decor.setVisibility(View.INVISIBLE); 2220 ViewManager wm = a.getWindowManager(); 2221 WindowManager.LayoutParams l = r.window.getAttributes(); 2222 a.mDecor = decor; 2223 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2224 l.softInputMode |= forwardBit; 2225 if (a.mVisibleFromClient) { 2226 a.mWindowAdded = true; 2227 wm.addView(decor, l); 2228 } 2229 2230 // If the window has already been added, but during resume 2231 // we started another activity, then don't yet make the 2232 // window visible. 2233 } else if (!willBeVisible) { 2234 if (localLOGV) Slog.v( 2235 TAG, "Launch " + r + " mStartedActivity set"); 2236 r.hideForNow = true; 2237 } 2238 2239 // The window is now visible if it has been added, we are not 2240 // simply finishing, and we are not starting another activity. 2241 if (!r.activity.mFinished && willBeVisible 2242 && r.activity.mDecor != null && !r.hideForNow) { 2243 if (r.newConfig != null) { 2244 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2245 + r.activityInfo.name + " with newConfig " + r.newConfig); 2246 performConfigurationChanged(r.activity, r.newConfig); 2247 r.newConfig = null; 2248 } 2249 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2250 + isForward); 2251 WindowManager.LayoutParams l = r.window.getAttributes(); 2252 if ((l.softInputMode 2253 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2254 != forwardBit) { 2255 l.softInputMode = (l.softInputMode 2256 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2257 | forwardBit; 2258 if (r.activity.mVisibleFromClient) { 2259 ViewManager wm = a.getWindowManager(); 2260 View decor = r.window.getDecorView(); 2261 wm.updateViewLayout(decor, l); 2262 } 2263 } 2264 r.activity.mVisibleFromServer = true; 2265 mNumVisibleActivities++; 2266 if (r.activity.mVisibleFromClient) { 2267 r.activity.makeVisible(); 2268 } 2269 } 2270 2271 r.nextIdle = mNewActivities; 2272 mNewActivities = r; 2273 if (localLOGV) Slog.v( 2274 TAG, "Scheduling idle handler for " + r); 2275 Looper.myQueue().addIdleHandler(new Idler()); 2276 2277 } else { 2278 // If an exception was thrown when trying to resume, then 2279 // just end this activity. 2280 try { 2281 ActivityManagerNative.getDefault() 2282 .finishActivity(token, Activity.RESULT_CANCELED, null); 2283 } catch (RemoteException ex) { 2284 } 2285 } 2286 } 2287 2288 private int mThumbnailWidth = -1; 2289 private int mThumbnailHeight = -1; 2290 2291 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2292 Bitmap thumbnail = null; 2293 try { 2294 int w = mThumbnailWidth; 2295 int h; 2296 if (w < 0) { 2297 Resources res = r.activity.getResources(); 2298 mThumbnailHeight = h = 2299 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2300 2301 mThumbnailWidth = w = 2302 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2303 } else { 2304 h = mThumbnailHeight; 2305 } 2306 2307 // On platforms where we don't want thumbnails, set dims to (0,0) 2308 if ((w > 0) && (h > 0)) { 2309 View topView = r.activity.getWindow().getDecorView(); 2310 2311 // Maximize bitmap by capturing in native aspect. 2312 if (topView.getWidth() >= topView.getHeight()) { 2313 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2314 } else { 2315 thumbnail = Bitmap.createBitmap(h, w, THUMBNAIL_FORMAT); 2316 } 2317 2318 thumbnail.eraseColor(0); 2319 Canvas cv = new Canvas(thumbnail); 2320 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2321 thumbnail = null; 2322 } 2323 } 2324 2325 } catch (Exception e) { 2326 if (!mInstrumentation.onException(r.activity, e)) { 2327 throw new RuntimeException( 2328 "Unable to create thumbnail of " 2329 + r.intent.getComponent().toShortString() 2330 + ": " + e.toString(), e); 2331 } 2332 thumbnail = null; 2333 } 2334 2335 return thumbnail; 2336 } 2337 2338 private final void handlePauseActivity(IBinder token, boolean finished, 2339 boolean userLeaving, int configChanges) { 2340 ActivityClientRecord r = mActivities.get(token); 2341 if (r != null) { 2342 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2343 if (userLeaving) { 2344 performUserLeavingActivity(r); 2345 } 2346 2347 r.activity.mConfigChangeFlags |= configChanges; 2348 Bundle state = performPauseActivity(token, finished, true); 2349 2350 // Make sure any pending writes are now committed. 2351 QueuedWork.waitToFinish(); 2352 2353 // Tell the activity manager we have paused. 2354 try { 2355 ActivityManagerNative.getDefault().activityPaused(token, state); 2356 } catch (RemoteException ex) { 2357 } 2358 } 2359 } 2360 2361 final void performUserLeavingActivity(ActivityClientRecord r) { 2362 mInstrumentation.callActivityOnUserLeaving(r.activity); 2363 } 2364 2365 final Bundle performPauseActivity(IBinder token, boolean finished, 2366 boolean saveState) { 2367 ActivityClientRecord r = mActivities.get(token); 2368 return r != null ? performPauseActivity(r, finished, saveState) : null; 2369 } 2370 2371 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2372 boolean saveState) { 2373 if (r.paused) { 2374 if (r.activity.mFinished) { 2375 // If we are finishing, we won't call onResume() in certain cases. 2376 // So here we likewise don't want to call onPause() if the activity 2377 // isn't resumed. 2378 return null; 2379 } 2380 RuntimeException e = new RuntimeException( 2381 "Performing pause of activity that is not resumed: " 2382 + r.intent.getComponent().toShortString()); 2383 Slog.e(TAG, e.getMessage(), e); 2384 } 2385 Bundle state = null; 2386 if (finished) { 2387 r.activity.mFinished = true; 2388 } 2389 try { 2390 // Next have the activity save its current state and managed dialogs... 2391 if (!r.activity.mFinished && saveState) { 2392 state = new Bundle(); 2393 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2394 r.state = state; 2395 } 2396 // Now we are idle. 2397 r.activity.mCalled = false; 2398 mInstrumentation.callActivityOnPause(r.activity); 2399 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2400 if (!r.activity.mCalled) { 2401 throw new SuperNotCalledException( 2402 "Activity " + r.intent.getComponent().toShortString() + 2403 " did not call through to super.onPause()"); 2404 } 2405 2406 } catch (SuperNotCalledException e) { 2407 throw e; 2408 2409 } catch (Exception e) { 2410 if (!mInstrumentation.onException(r.activity, e)) { 2411 throw new RuntimeException( 2412 "Unable to pause activity " 2413 + r.intent.getComponent().toShortString() 2414 + ": " + e.toString(), e); 2415 } 2416 } 2417 r.paused = true; 2418 return state; 2419 } 2420 2421 final void performStopActivity(IBinder token) { 2422 ActivityClientRecord r = mActivities.get(token); 2423 performStopActivityInner(r, null, false); 2424 } 2425 2426 private static class StopInfo { 2427 Bitmap thumbnail; 2428 CharSequence description; 2429 } 2430 2431 private final class ProviderRefCount { 2432 public int count; 2433 ProviderRefCount(int pCount) { 2434 count = pCount; 2435 } 2436 } 2437 2438 private final void performStopActivityInner(ActivityClientRecord r, 2439 StopInfo info, boolean keepShown) { 2440 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2441 if (r != null) { 2442 if (!keepShown && r.stopped) { 2443 if (r.activity.mFinished) { 2444 // If we are finishing, we won't call onResume() in certain 2445 // cases. So here we likewise don't want to call onStop() 2446 // if the activity isn't resumed. 2447 return; 2448 } 2449 RuntimeException e = new RuntimeException( 2450 "Performing stop of activity that is not resumed: " 2451 + r.intent.getComponent().toShortString()); 2452 Slog.e(TAG, e.getMessage(), e); 2453 } 2454 2455 if (info != null) { 2456 try { 2457 // First create a thumbnail for the activity... 2458 info.thumbnail = createThumbnailBitmap(r); 2459 info.description = r.activity.onCreateDescription(); 2460 } catch (Exception e) { 2461 if (!mInstrumentation.onException(r.activity, e)) { 2462 throw new RuntimeException( 2463 "Unable to save state of activity " 2464 + r.intent.getComponent().toShortString() 2465 + ": " + e.toString(), e); 2466 } 2467 } 2468 } 2469 2470 if (!keepShown) { 2471 try { 2472 // Now we are idle. 2473 r.activity.performStop(); 2474 } catch (Exception e) { 2475 if (!mInstrumentation.onException(r.activity, e)) { 2476 throw new RuntimeException( 2477 "Unable to stop activity " 2478 + r.intent.getComponent().toShortString() 2479 + ": " + e.toString(), e); 2480 } 2481 } 2482 r.stopped = true; 2483 } 2484 2485 r.paused = true; 2486 } 2487 } 2488 2489 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2490 View v = r.activity.mDecor; 2491 if (v != null) { 2492 if (show) { 2493 if (!r.activity.mVisibleFromServer) { 2494 r.activity.mVisibleFromServer = true; 2495 mNumVisibleActivities++; 2496 if (r.activity.mVisibleFromClient) { 2497 r.activity.makeVisible(); 2498 } 2499 } 2500 if (r.newConfig != null) { 2501 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2502 + r.activityInfo.name + " with new config " + r.newConfig); 2503 performConfigurationChanged(r.activity, r.newConfig); 2504 r.newConfig = null; 2505 } 2506 } else { 2507 if (r.activity.mVisibleFromServer) { 2508 r.activity.mVisibleFromServer = false; 2509 mNumVisibleActivities--; 2510 v.setVisibility(View.INVISIBLE); 2511 } 2512 } 2513 } 2514 } 2515 2516 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2517 ActivityClientRecord r = mActivities.get(token); 2518 r.activity.mConfigChangeFlags |= configChanges; 2519 2520 StopInfo info = new StopInfo(); 2521 performStopActivityInner(r, info, show); 2522 2523 if (localLOGV) Slog.v( 2524 TAG, "Finishing stop of " + r + ": show=" + show 2525 + " win=" + r.window); 2526 2527 updateVisibility(r, show); 2528 2529 // Tell activity manager we have been stopped. 2530 try { 2531 ActivityManagerNative.getDefault().activityStopped( 2532 r.token, info.thumbnail, info.description); 2533 } catch (RemoteException ex) { 2534 } 2535 } 2536 2537 final void performRestartActivity(IBinder token) { 2538 ActivityClientRecord r = mActivities.get(token); 2539 if (r.stopped) { 2540 r.activity.performRestart(); 2541 r.stopped = false; 2542 } 2543 } 2544 2545 private final void handleWindowVisibility(IBinder token, boolean show) { 2546 ActivityClientRecord r = mActivities.get(token); 2547 if (!show && !r.stopped) { 2548 performStopActivityInner(r, null, show); 2549 } else if (show && r.stopped) { 2550 // If we are getting ready to gc after going to the background, well 2551 // we are back active so skip it. 2552 unscheduleGcIdler(); 2553 2554 r.activity.performRestart(); 2555 r.stopped = false; 2556 } 2557 if (r.activity.mDecor != null) { 2558 if (Config.LOGV) Slog.v( 2559 TAG, "Handle window " + r + " visibility: " + show); 2560 updateVisibility(r, show); 2561 } 2562 } 2563 2564 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2565 final int N = results.size(); 2566 for (int i=0; i<N; i++) { 2567 ResultInfo ri = results.get(i); 2568 try { 2569 if (ri.mData != null) { 2570 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2571 } 2572 if (DEBUG_RESULTS) Slog.v(TAG, 2573 "Delivering result to activity " + r + " : " + ri); 2574 r.activity.dispatchActivityResult(ri.mResultWho, 2575 ri.mRequestCode, ri.mResultCode, ri.mData); 2576 } catch (Exception e) { 2577 if (!mInstrumentation.onException(r.activity, e)) { 2578 throw new RuntimeException( 2579 "Failure delivering result " + ri + " to activity " 2580 + r.intent.getComponent().toShortString() 2581 + ": " + e.toString(), e); 2582 } 2583 } 2584 } 2585 } 2586 2587 private final void handleSendResult(ResultData res) { 2588 ActivityClientRecord r = mActivities.get(res.token); 2589 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2590 if (r != null) { 2591 final boolean resumed = !r.paused; 2592 if (!r.activity.mFinished && r.activity.mDecor != null 2593 && r.hideForNow && resumed) { 2594 // We had hidden the activity because it started another 2595 // one... we have gotten a result back and we are not 2596 // paused, so make sure our window is visible. 2597 updateVisibility(r, true); 2598 } 2599 if (resumed) { 2600 try { 2601 // Now we are idle. 2602 r.activity.mCalled = false; 2603 r.activity.mTemporaryPause = true; 2604 mInstrumentation.callActivityOnPause(r.activity); 2605 if (!r.activity.mCalled) { 2606 throw new SuperNotCalledException( 2607 "Activity " + r.intent.getComponent().toShortString() 2608 + " did not call through to super.onPause()"); 2609 } 2610 } catch (SuperNotCalledException e) { 2611 throw e; 2612 } catch (Exception e) { 2613 if (!mInstrumentation.onException(r.activity, e)) { 2614 throw new RuntimeException( 2615 "Unable to pause activity " 2616 + r.intent.getComponent().toShortString() 2617 + ": " + e.toString(), e); 2618 } 2619 } 2620 } 2621 deliverResults(r, res.results); 2622 if (resumed) { 2623 mInstrumentation.callActivityOnResume(r.activity); 2624 r.activity.mTemporaryPause = false; 2625 } 2626 } 2627 } 2628 2629 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2630 return performDestroyActivity(token, finishing, 0, false); 2631 } 2632 2633 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2634 int configChanges, boolean getNonConfigInstance) { 2635 ActivityClientRecord r = mActivities.get(token); 2636 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2637 if (r != null) { 2638 r.activity.mConfigChangeFlags |= configChanges; 2639 if (finishing) { 2640 r.activity.mFinished = true; 2641 } 2642 if (getNonConfigInstance) { 2643 r.activity.mChangingConfigurations = true; 2644 } 2645 if (!r.paused) { 2646 try { 2647 r.activity.mCalled = false; 2648 mInstrumentation.callActivityOnPause(r.activity); 2649 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2650 r.activity.getComponentName().getClassName()); 2651 if (!r.activity.mCalled) { 2652 throw new SuperNotCalledException( 2653 "Activity " + safeToComponentShortString(r.intent) 2654 + " did not call through to super.onPause()"); 2655 } 2656 } catch (SuperNotCalledException e) { 2657 throw e; 2658 } catch (Exception e) { 2659 if (!mInstrumentation.onException(r.activity, e)) { 2660 throw new RuntimeException( 2661 "Unable to pause activity " 2662 + safeToComponentShortString(r.intent) 2663 + ": " + e.toString(), e); 2664 } 2665 } 2666 r.paused = true; 2667 } 2668 if (!r.stopped) { 2669 try { 2670 r.activity.performStop(); 2671 } catch (SuperNotCalledException e) { 2672 throw e; 2673 } catch (Exception e) { 2674 if (!mInstrumentation.onException(r.activity, e)) { 2675 throw new RuntimeException( 2676 "Unable to stop activity " 2677 + safeToComponentShortString(r.intent) 2678 + ": " + e.toString(), e); 2679 } 2680 } 2681 r.stopped = true; 2682 } 2683 if (getNonConfigInstance) { 2684 try { 2685 r.lastNonConfigurationInstances 2686 = r.activity.retainNonConfigurationInstances(); 2687 } catch (Exception e) { 2688 if (!mInstrumentation.onException(r.activity, e)) { 2689 throw new RuntimeException( 2690 "Unable to retain activity " 2691 + r.intent.getComponent().toShortString() 2692 + ": " + e.toString(), e); 2693 } 2694 } 2695 } 2696 try { 2697 r.activity.mCalled = false; 2698 mInstrumentation.callActivityOnDestroy(r.activity); 2699 if (!r.activity.mCalled) { 2700 throw new SuperNotCalledException( 2701 "Activity " + safeToComponentShortString(r.intent) + 2702 " did not call through to super.onDestroy()"); 2703 } 2704 if (r.window != null) { 2705 r.window.closeAllPanels(); 2706 } 2707 } catch (SuperNotCalledException e) { 2708 throw e; 2709 } catch (Exception e) { 2710 if (!mInstrumentation.onException(r.activity, e)) { 2711 throw new RuntimeException( 2712 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2713 + ": " + e.toString(), e); 2714 } 2715 } 2716 } 2717 mActivities.remove(token); 2718 2719 return r; 2720 } 2721 2722 private static String safeToComponentShortString(Intent intent) { 2723 ComponentName component = intent.getComponent(); 2724 return component == null ? "[Unknown]" : component.toShortString(); 2725 } 2726 2727 private final void handleDestroyActivity(IBinder token, boolean finishing, 2728 int configChanges, boolean getNonConfigInstance) { 2729 ActivityClientRecord r = performDestroyActivity(token, finishing, 2730 configChanges, getNonConfigInstance); 2731 if (r != null) { 2732 WindowManager wm = r.activity.getWindowManager(); 2733 View v = r.activity.mDecor; 2734 if (v != null) { 2735 if (r.activity.mVisibleFromServer) { 2736 mNumVisibleActivities--; 2737 } 2738 IBinder wtoken = v.getWindowToken(); 2739 if (r.activity.mWindowAdded) { 2740 wm.removeViewImmediate(v); 2741 } 2742 if (wtoken != null) { 2743 WindowManagerImpl.getDefault().closeAll(wtoken, 2744 r.activity.getClass().getName(), "Activity"); 2745 } 2746 r.activity.mDecor = null; 2747 } 2748 WindowManagerImpl.getDefault().closeAll(token, 2749 r.activity.getClass().getName(), "Activity"); 2750 2751 // Mocked out contexts won't be participating in the normal 2752 // process lifecycle, but if we're running with a proper 2753 // ApplicationContext we need to have it tear down things 2754 // cleanly. 2755 Context c = r.activity.getBaseContext(); 2756 if (c instanceof ContextImpl) { 2757 ((ContextImpl) c).scheduleFinalCleanup( 2758 r.activity.getClass().getName(), "Activity"); 2759 } 2760 } 2761 if (finishing) { 2762 try { 2763 ActivityManagerNative.getDefault().activityDestroyed(token); 2764 } catch (RemoteException ex) { 2765 // If the system process has died, it's game over for everyone. 2766 } 2767 } 2768 } 2769 2770 private final void handleRelaunchActivity(ActivityClientRecord tmp, int configChanges) { 2771 // If we are getting ready to gc after going to the background, well 2772 // we are back active so skip it. 2773 unscheduleGcIdler(); 2774 2775 Configuration changedConfig = null; 2776 2777 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2778 + tmp.token + " with configChanges=0x" 2779 + Integer.toHexString(configChanges)); 2780 2781 // First: make sure we have the most recent configuration and most 2782 // recent version of the activity, or skip it if some previous call 2783 // had taken a more recent version. 2784 synchronized (mPackages) { 2785 int N = mRelaunchingActivities.size(); 2786 IBinder token = tmp.token; 2787 tmp = null; 2788 for (int i=0; i<N; i++) { 2789 ActivityClientRecord r = mRelaunchingActivities.get(i); 2790 if (r.token == token) { 2791 tmp = r; 2792 mRelaunchingActivities.remove(i); 2793 i--; 2794 N--; 2795 } 2796 } 2797 2798 if (tmp == null) { 2799 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2800 return; 2801 } 2802 2803 if (mPendingConfiguration != null) { 2804 changedConfig = mPendingConfiguration; 2805 mPendingConfiguration = null; 2806 } 2807 } 2808 2809 if (tmp.createdConfig != null) { 2810 // If the activity manager is passing us its current config, 2811 // assume that is really what we want regardless of what we 2812 // may have pending. 2813 if (mConfiguration == null 2814 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2815 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2816 if (changedConfig == null 2817 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2818 changedConfig = tmp.createdConfig; 2819 } 2820 } 2821 } 2822 2823 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2824 + tmp.token + ": changedConfig=" + changedConfig); 2825 2826 // If there was a pending configuration change, execute it first. 2827 if (changedConfig != null) { 2828 handleConfigurationChanged(changedConfig); 2829 } 2830 2831 ActivityClientRecord r = mActivities.get(tmp.token); 2832 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2833 if (r == null) { 2834 return; 2835 } 2836 2837 r.activity.mConfigChangeFlags |= configChanges; 2838 Intent currentIntent = r.activity.mIntent; 2839 2840 Bundle savedState = null; 2841 if (!r.paused) { 2842 savedState = performPauseActivity(r.token, false, true); 2843 } 2844 2845 handleDestroyActivity(r.token, false, configChanges, true); 2846 2847 r.activity = null; 2848 r.window = null; 2849 r.hideForNow = false; 2850 r.nextIdle = null; 2851 // Merge any pending results and pending intents; don't just replace them 2852 if (tmp.pendingResults != null) { 2853 if (r.pendingResults == null) { 2854 r.pendingResults = tmp.pendingResults; 2855 } else { 2856 r.pendingResults.addAll(tmp.pendingResults); 2857 } 2858 } 2859 if (tmp.pendingIntents != null) { 2860 if (r.pendingIntents == null) { 2861 r.pendingIntents = tmp.pendingIntents; 2862 } else { 2863 r.pendingIntents.addAll(tmp.pendingIntents); 2864 } 2865 } 2866 r.startsNotResumed = tmp.startsNotResumed; 2867 if (savedState != null) { 2868 r.state = savedState; 2869 } 2870 2871 handleLaunchActivity(r, currentIntent); 2872 } 2873 2874 private final void handleRequestThumbnail(IBinder token) { 2875 ActivityClientRecord r = mActivities.get(token); 2876 Bitmap thumbnail = createThumbnailBitmap(r); 2877 CharSequence description = null; 2878 try { 2879 description = r.activity.onCreateDescription(); 2880 } catch (Exception e) { 2881 if (!mInstrumentation.onException(r.activity, e)) { 2882 throw new RuntimeException( 2883 "Unable to create description of activity " 2884 + r.intent.getComponent().toShortString() 2885 + ": " + e.toString(), e); 2886 } 2887 } 2888 //System.out.println("Reporting top thumbnail " + thumbnail); 2889 try { 2890 ActivityManagerNative.getDefault().reportThumbnail( 2891 token, thumbnail, description); 2892 } catch (RemoteException ex) { 2893 } 2894 } 2895 2896 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 2897 boolean allActivities, Configuration newConfig) { 2898 ArrayList<ComponentCallbacks> callbacks 2899 = new ArrayList<ComponentCallbacks>(); 2900 2901 if (mActivities.size() > 0) { 2902 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 2903 while (it.hasNext()) { 2904 ActivityClientRecord ar = it.next(); 2905 Activity a = ar.activity; 2906 if (a != null) { 2907 if (!ar.activity.mFinished && (allActivities || 2908 (a != null && !ar.paused))) { 2909 // If the activity is currently resumed, its configuration 2910 // needs to change right now. 2911 callbacks.add(a); 2912 } else if (newConfig != null) { 2913 // Otherwise, we will tell it about the change 2914 // the next time it is resumed or shown. Note that 2915 // the activity manager may, before then, decide the 2916 // activity needs to be destroyed to handle its new 2917 // configuration. 2918 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 2919 + ar.activityInfo.name + " newConfig=" + newConfig); 2920 ar.newConfig = newConfig; 2921 } 2922 } 2923 } 2924 } 2925 if (mServices.size() > 0) { 2926 Iterator<Service> it = mServices.values().iterator(); 2927 while (it.hasNext()) { 2928 callbacks.add(it.next()); 2929 } 2930 } 2931 synchronized (mProviderMap) { 2932 if (mLocalProviders.size() > 0) { 2933 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 2934 while (it.hasNext()) { 2935 callbacks.add(it.next().mLocalProvider); 2936 } 2937 } 2938 } 2939 final int N = mAllApplications.size(); 2940 for (int i=0; i<N; i++) { 2941 callbacks.add(mAllApplications.get(i)); 2942 } 2943 2944 return callbacks; 2945 } 2946 2947 private final void performConfigurationChanged( 2948 ComponentCallbacks cb, Configuration config) { 2949 // Only for Activity objects, check that they actually call up to their 2950 // superclass implementation. ComponentCallbacks is an interface, so 2951 // we check the runtime type and act accordingly. 2952 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 2953 if (activity != null) { 2954 activity.mCalled = false; 2955 } 2956 2957 boolean shouldChangeConfig = false; 2958 if ((activity == null) || (activity.mCurrentConfig == null)) { 2959 shouldChangeConfig = true; 2960 } else { 2961 2962 // If the new config is the same as the config this Activity 2963 // is already running with then don't bother calling 2964 // onConfigurationChanged 2965 int diff = activity.mCurrentConfig.diff(config); 2966 if (diff != 0) { 2967 2968 // If this activity doesn't handle any of the config changes 2969 // then don't bother calling onConfigurationChanged as we're 2970 // going to destroy it. 2971 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 2972 shouldChangeConfig = true; 2973 } 2974 } 2975 } 2976 2977 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 2978 + ": shouldChangeConfig=" + shouldChangeConfig); 2979 if (shouldChangeConfig) { 2980 cb.onConfigurationChanged(config); 2981 2982 if (activity != null) { 2983 if (!activity.mCalled) { 2984 throw new SuperNotCalledException( 2985 "Activity " + activity.getLocalClassName() + 2986 " did not call through to super.onConfigurationChanged()"); 2987 } 2988 activity.mConfigChangeFlags = 0; 2989 activity.mCurrentConfig = new Configuration(config); 2990 } 2991 } 2992 } 2993 2994 final boolean applyConfigurationToResourcesLocked(Configuration config) { 2995 if (mResConfiguration == null) { 2996 mResConfiguration = new Configuration(); 2997 } 2998 if (!mResConfiguration.isOtherSeqNewer(config)) { 2999 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3000 + mResConfiguration.seq + ", newSeq=" + config.seq); 3001 return false; 3002 } 3003 int changes = mResConfiguration.updateFrom(config); 3004 DisplayMetrics dm = getDisplayMetricsLocked(true); 3005 3006 // set it for java, this also affects newly created Resources 3007 if (config.locale != null) { 3008 Locale.setDefault(config.locale); 3009 } 3010 3011 Resources.updateSystemConfiguration(config, dm); 3012 3013 ContextImpl.ApplicationPackageManager.configurationChanged(); 3014 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3015 3016 Iterator<WeakReference<Resources>> it = 3017 mActiveResources.values().iterator(); 3018 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3019 // mActiveResources.entrySet().iterator(); 3020 while (it.hasNext()) { 3021 WeakReference<Resources> v = it.next(); 3022 Resources r = v.get(); 3023 if (r != null) { 3024 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3025 + r + " config to: " + config); 3026 r.updateConfiguration(config, dm); 3027 //Slog.i(TAG, "Updated app resources " + v.getKey() 3028 // + " " + r + ": " + r.getConfiguration()); 3029 } else { 3030 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3031 it.remove(); 3032 } 3033 } 3034 3035 return changes != 0; 3036 } 3037 3038 final void handleConfigurationChanged(Configuration config) { 3039 3040 ArrayList<ComponentCallbacks> callbacks = null; 3041 3042 synchronized (mPackages) { 3043 if (mPendingConfiguration != null) { 3044 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3045 config = mPendingConfiguration; 3046 } 3047 mPendingConfiguration = null; 3048 } 3049 3050 if (config == null) { 3051 return; 3052 } 3053 3054 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3055 + config); 3056 3057 applyConfigurationToResourcesLocked(config); 3058 3059 if (mConfiguration == null) { 3060 mConfiguration = new Configuration(); 3061 } 3062 if (!mConfiguration.isOtherSeqNewer(config)) { 3063 return; 3064 } 3065 mConfiguration.updateFrom(config); 3066 3067 callbacks = collectComponentCallbacksLocked(false, config); 3068 } 3069 3070 if (callbacks != null) { 3071 final int N = callbacks.size(); 3072 for (int i=0; i<N; i++) { 3073 performConfigurationChanged(callbacks.get(i), config); 3074 } 3075 } 3076 } 3077 3078 final void handleActivityConfigurationChanged(IBinder token) { 3079 ActivityClientRecord r = mActivities.get(token); 3080 if (r == null || r.activity == null) { 3081 return; 3082 } 3083 3084 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3085 + r.activityInfo.name); 3086 3087 performConfigurationChanged(r.activity, mConfiguration); 3088 } 3089 3090 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3091 if (start) { 3092 try { 3093 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3094 8 * 1024 * 1024, 0); 3095 } catch (RuntimeException e) { 3096 Slog.w(TAG, "Profiling failed on path " + pcd.path 3097 + " -- can the process access this path?"); 3098 } finally { 3099 try { 3100 pcd.fd.close(); 3101 } catch (IOException e) { 3102 Slog.w(TAG, "Failure closing profile fd", e); 3103 } 3104 } 3105 } else { 3106 Debug.stopMethodTracing(); 3107 } 3108 } 3109 3110 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3111 if (managed) { 3112 try { 3113 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3114 } catch (IOException e) { 3115 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3116 + " -- can the process access this path?"); 3117 } finally { 3118 try { 3119 dhd.fd.close(); 3120 } catch (IOException e) { 3121 Slog.w(TAG, "Failure closing profile fd", e); 3122 } 3123 } 3124 } else { 3125 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3126 } 3127 } 3128 3129 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3130 boolean hasPkgInfo = false; 3131 if (packages != null) { 3132 for (int i=packages.length-1; i>=0; i--) { 3133 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3134 if (!hasPkgInfo) { 3135 WeakReference<LoadedApk> ref; 3136 ref = mPackages.get(packages[i]); 3137 if (ref != null && ref.get() != null) { 3138 hasPkgInfo = true; 3139 } else { 3140 ref = mResourcePackages.get(packages[i]); 3141 if (ref != null && ref.get() != null) { 3142 hasPkgInfo = true; 3143 } 3144 } 3145 } 3146 mPackages.remove(packages[i]); 3147 mResourcePackages.remove(packages[i]); 3148 } 3149 } 3150 ContextImpl.ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3151 hasPkgInfo); 3152 } 3153 3154 final void handleLowMemory() { 3155 ArrayList<ComponentCallbacks> callbacks 3156 = new ArrayList<ComponentCallbacks>(); 3157 3158 synchronized (mPackages) { 3159 callbacks = collectComponentCallbacksLocked(true, null); 3160 } 3161 3162 final int N = callbacks.size(); 3163 for (int i=0; i<N; i++) { 3164 callbacks.get(i).onLowMemory(); 3165 } 3166 3167 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3168 if (Process.myUid() != Process.SYSTEM_UID) { 3169 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3170 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3171 } 3172 3173 // Ask graphics to free up as much as possible (font/image caches) 3174 Canvas.freeCaches(); 3175 3176 BinderInternal.forceGc("mem"); 3177 } 3178 3179 private final void handleBindApplication(AppBindData data) { 3180 mBoundApplication = data; 3181 mConfiguration = new Configuration(data.config); 3182 3183 // send up app name; do this *before* waiting for debugger 3184 Process.setArgV0(data.processName); 3185 android.ddm.DdmHandleAppName.setAppName(data.processName); 3186 3187 /* 3188 * Before spawning a new process, reset the time zone to be the system time zone. 3189 * This needs to be done because the system time zone could have changed after the 3190 * the spawning of this process. Without doing this this process would have the incorrect 3191 * system time zone. 3192 */ 3193 TimeZone.setDefault(null); 3194 3195 /* 3196 * Initialize the default locale in this process for the reasons we set the time zone. 3197 */ 3198 Locale.setDefault(data.config.locale); 3199 3200 /* 3201 * Update the system configuration since its preloaded and might not 3202 * reflect configuration changes. The configuration object passed 3203 * in AppBindData can be safely assumed to be up to date 3204 */ 3205 Resources.getSystem().updateConfiguration(mConfiguration, null); 3206 3207 data.info = getPackageInfoNoCheck(data.appInfo); 3208 3209 /** 3210 * For system applications on userdebug/eng builds, log stack 3211 * traces of disk and network access to dropbox for analysis. 3212 */ 3213 if ((data.appInfo.flags & 3214 (ApplicationInfo.FLAG_SYSTEM | 3215 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3216 StrictMode.conditionallyEnableDebugLogging(); 3217 } 3218 3219 /** 3220 * Switch this process to density compatibility mode if needed. 3221 */ 3222 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3223 == 0) { 3224 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3225 } 3226 3227 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3228 // XXX should have option to change the port. 3229 Debug.changeDebugPort(8100); 3230 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3231 Slog.w(TAG, "Application " + data.info.getPackageName() 3232 + " is waiting for the debugger on port 8100..."); 3233 3234 IActivityManager mgr = ActivityManagerNative.getDefault(); 3235 try { 3236 mgr.showWaitingForDebugger(mAppThread, true); 3237 } catch (RemoteException ex) { 3238 } 3239 3240 Debug.waitForDebugger(); 3241 3242 try { 3243 mgr.showWaitingForDebugger(mAppThread, false); 3244 } catch (RemoteException ex) { 3245 } 3246 3247 } else { 3248 Slog.w(TAG, "Application " + data.info.getPackageName() 3249 + " can be debugged on port 8100..."); 3250 } 3251 } 3252 3253 if (data.instrumentationName != null) { 3254 ContextImpl appContext = new ContextImpl(); 3255 appContext.init(data.info, null, this); 3256 InstrumentationInfo ii = null; 3257 try { 3258 ii = appContext.getPackageManager(). 3259 getInstrumentationInfo(data.instrumentationName, 0); 3260 } catch (PackageManager.NameNotFoundException e) { 3261 } 3262 if (ii == null) { 3263 throw new RuntimeException( 3264 "Unable to find instrumentation info for: " 3265 + data.instrumentationName); 3266 } 3267 3268 mInstrumentationAppDir = ii.sourceDir; 3269 mInstrumentationAppPackage = ii.packageName; 3270 mInstrumentedAppDir = data.info.getAppDir(); 3271 3272 ApplicationInfo instrApp = new ApplicationInfo(); 3273 instrApp.packageName = ii.packageName; 3274 instrApp.sourceDir = ii.sourceDir; 3275 instrApp.publicSourceDir = ii.publicSourceDir; 3276 instrApp.dataDir = ii.dataDir; 3277 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3278 LoadedApk pi = getPackageInfo(instrApp, 3279 appContext.getClassLoader(), false, true); 3280 ContextImpl instrContext = new ContextImpl(); 3281 instrContext.init(pi, null, this); 3282 3283 try { 3284 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3285 mInstrumentation = (Instrumentation) 3286 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3287 } catch (Exception e) { 3288 throw new RuntimeException( 3289 "Unable to instantiate instrumentation " 3290 + data.instrumentationName + ": " + e.toString(), e); 3291 } 3292 3293 mInstrumentation.init(this, instrContext, appContext, 3294 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3295 3296 if (data.profileFile != null && !ii.handleProfiling) { 3297 data.handlingProfiling = true; 3298 File file = new File(data.profileFile); 3299 file.getParentFile().mkdirs(); 3300 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3301 } 3302 3303 try { 3304 mInstrumentation.onCreate(data.instrumentationArgs); 3305 } 3306 catch (Exception e) { 3307 throw new RuntimeException( 3308 "Exception thrown in onCreate() of " 3309 + data.instrumentationName + ": " + e.toString(), e); 3310 } 3311 3312 } else { 3313 mInstrumentation = new Instrumentation(); 3314 } 3315 3316 // If the app is being launched for full backup or restore, bring it up in 3317 // a restricted environment with the base application class. 3318 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3319 mInitialApplication = app; 3320 3321 List<ProviderInfo> providers = data.providers; 3322 if (providers != null) { 3323 installContentProviders(app, providers); 3324 // For process that contain content providers, we want to 3325 // ensure that the JIT is enabled "at some point". 3326 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3327 } 3328 3329 try { 3330 mInstrumentation.callApplicationOnCreate(app); 3331 } catch (Exception e) { 3332 if (!mInstrumentation.onException(app, e)) { 3333 throw new RuntimeException( 3334 "Unable to create application " + app.getClass().getName() 3335 + ": " + e.toString(), e); 3336 } 3337 } 3338 } 3339 3340 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3341 IActivityManager am = ActivityManagerNative.getDefault(); 3342 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3343 Debug.stopMethodTracing(); 3344 } 3345 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3346 // + ", app thr: " + mAppThread); 3347 try { 3348 am.finishInstrumentation(mAppThread, resultCode, results); 3349 } catch (RemoteException ex) { 3350 } 3351 } 3352 3353 private final void installContentProviders( 3354 Context context, List<ProviderInfo> providers) { 3355 final ArrayList<IActivityManager.ContentProviderHolder> results = 3356 new ArrayList<IActivityManager.ContentProviderHolder>(); 3357 3358 Iterator<ProviderInfo> i = providers.iterator(); 3359 while (i.hasNext()) { 3360 ProviderInfo cpi = i.next(); 3361 StringBuilder buf = new StringBuilder(128); 3362 buf.append("Pub "); 3363 buf.append(cpi.authority); 3364 buf.append(": "); 3365 buf.append(cpi.name); 3366 Log.i(TAG, buf.toString()); 3367 IContentProvider cp = installProvider(context, null, cpi, false); 3368 if (cp != null) { 3369 IActivityManager.ContentProviderHolder cph = 3370 new IActivityManager.ContentProviderHolder(cpi); 3371 cph.provider = cp; 3372 results.add(cph); 3373 // Don't ever unload this provider from the process. 3374 synchronized(mProviderMap) { 3375 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3376 } 3377 } 3378 } 3379 3380 try { 3381 ActivityManagerNative.getDefault().publishContentProviders( 3382 getApplicationThread(), results); 3383 } catch (RemoteException ex) { 3384 } 3385 } 3386 3387 private final IContentProvider getExistingProvider(Context context, String name) { 3388 synchronized(mProviderMap) { 3389 final ProviderClientRecord pr = mProviderMap.get(name); 3390 if (pr != null) { 3391 return pr.mProvider; 3392 } 3393 return null; 3394 } 3395 } 3396 3397 private final IContentProvider getProvider(Context context, String name) { 3398 IContentProvider existing = getExistingProvider(context, name); 3399 if (existing != null) { 3400 return existing; 3401 } 3402 3403 IActivityManager.ContentProviderHolder holder = null; 3404 try { 3405 holder = ActivityManagerNative.getDefault().getContentProvider( 3406 getApplicationThread(), name); 3407 } catch (RemoteException ex) { 3408 } 3409 if (holder == null) { 3410 Slog.e(TAG, "Failed to find provider info for " + name); 3411 return null; 3412 } 3413 3414 IContentProvider prov = installProvider(context, holder.provider, 3415 holder.info, true); 3416 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3417 if (holder.noReleaseNeeded || holder.provider == null) { 3418 // We are not going to release the provider if it is an external 3419 // provider that doesn't care about being released, or if it is 3420 // a local provider running in this process. 3421 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3422 synchronized(mProviderMap) { 3423 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3424 } 3425 } 3426 return prov; 3427 } 3428 3429 public final IContentProvider acquireProvider(Context c, String name) { 3430 IContentProvider provider = getProvider(c, name); 3431 if(provider == null) 3432 return null; 3433 IBinder jBinder = provider.asBinder(); 3434 synchronized(mProviderMap) { 3435 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3436 if(prc == null) { 3437 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3438 } else { 3439 prc.count++; 3440 } //end else 3441 } //end synchronized 3442 return provider; 3443 } 3444 3445 public final IContentProvider acquireExistingProvider(Context c, String name) { 3446 IContentProvider provider = getExistingProvider(c, name); 3447 if(provider == null) 3448 return null; 3449 IBinder jBinder = provider.asBinder(); 3450 synchronized(mProviderMap) { 3451 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3452 if(prc == null) { 3453 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3454 } else { 3455 prc.count++; 3456 } //end else 3457 } //end synchronized 3458 return provider; 3459 } 3460 3461 public final boolean releaseProvider(IContentProvider provider) { 3462 if(provider == null) { 3463 return false; 3464 } 3465 IBinder jBinder = provider.asBinder(); 3466 synchronized(mProviderMap) { 3467 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3468 if(prc == null) { 3469 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3470 return false; 3471 } else { 3472 prc.count--; 3473 if(prc.count == 0) { 3474 // Schedule the actual remove asynchronously, since we 3475 // don't know the context this will be called in. 3476 // TODO: it would be nice to post a delayed message, so 3477 // if we come back and need the same provider quickly 3478 // we will still have it available. 3479 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3480 mH.sendMessage(msg); 3481 } //end if 3482 } //end else 3483 } //end synchronized 3484 return true; 3485 } 3486 3487 final void completeRemoveProvider(IContentProvider provider) { 3488 IBinder jBinder = provider.asBinder(); 3489 String name = null; 3490 synchronized(mProviderMap) { 3491 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3492 if(prc != null && prc.count == 0) { 3493 mProviderRefCountMap.remove(jBinder); 3494 //invoke removeProvider to dereference provider 3495 name = removeProviderLocked(provider); 3496 } 3497 } 3498 3499 if (name != null) { 3500 try { 3501 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3502 "ActivityManagerNative.removeContentProvider(" + name); 3503 ActivityManagerNative.getDefault().removeContentProvider( 3504 getApplicationThread(), name); 3505 } catch (RemoteException e) { 3506 //do nothing content provider object is dead any way 3507 } //end catch 3508 } 3509 } 3510 3511 public final String removeProviderLocked(IContentProvider provider) { 3512 if (provider == null) { 3513 return null; 3514 } 3515 IBinder providerBinder = provider.asBinder(); 3516 3517 String name = null; 3518 3519 // remove the provider from mProviderMap 3520 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3521 while (iter.hasNext()) { 3522 ProviderClientRecord pr = iter.next(); 3523 IBinder myBinder = pr.mProvider.asBinder(); 3524 if (myBinder == providerBinder) { 3525 //find if its published by this process itself 3526 if(pr.mLocalProvider != null) { 3527 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3528 return name; 3529 } 3530 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3531 "death recipient"); 3532 //content provider is in another process 3533 myBinder.unlinkToDeath(pr, 0); 3534 iter.remove(); 3535 //invoke remove only once for the very first name seen 3536 if(name == null) { 3537 name = pr.mName; 3538 } 3539 } //end if myBinder 3540 } //end while iter 3541 3542 return name; 3543 } 3544 3545 final void removeDeadProvider(String name, IContentProvider provider) { 3546 synchronized(mProviderMap) { 3547 ProviderClientRecord pr = mProviderMap.get(name); 3548 if (pr.mProvider.asBinder() == provider.asBinder()) { 3549 Slog.i(TAG, "Removing dead content provider: " + name); 3550 ProviderClientRecord removed = mProviderMap.remove(name); 3551 if (removed != null) { 3552 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3553 } 3554 } 3555 } 3556 } 3557 3558 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3559 ProviderClientRecord pr = mProviderMap.get(name); 3560 if (pr.mProvider.asBinder() == provider.asBinder()) { 3561 Slog.i(TAG, "Removing dead content provider: " + name); 3562 ProviderClientRecord removed = mProviderMap.remove(name); 3563 if (removed != null) { 3564 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3565 } 3566 } 3567 } 3568 3569 private final IContentProvider installProvider(Context context, 3570 IContentProvider provider, ProviderInfo info, boolean noisy) { 3571 ContentProvider localProvider = null; 3572 if (provider == null) { 3573 if (noisy) { 3574 Slog.d(TAG, "Loading provider " + info.authority + ": " 3575 + info.name); 3576 } 3577 Context c = null; 3578 ApplicationInfo ai = info.applicationInfo; 3579 if (context.getPackageName().equals(ai.packageName)) { 3580 c = context; 3581 } else if (mInitialApplication != null && 3582 mInitialApplication.getPackageName().equals(ai.packageName)) { 3583 c = mInitialApplication; 3584 } else { 3585 try { 3586 c = context.createPackageContext(ai.packageName, 3587 Context.CONTEXT_INCLUDE_CODE); 3588 } catch (PackageManager.NameNotFoundException e) { 3589 } 3590 } 3591 if (c == null) { 3592 Slog.w(TAG, "Unable to get context for package " + 3593 ai.packageName + 3594 " while loading content provider " + 3595 info.name); 3596 return null; 3597 } 3598 try { 3599 final java.lang.ClassLoader cl = c.getClassLoader(); 3600 localProvider = (ContentProvider)cl. 3601 loadClass(info.name).newInstance(); 3602 provider = localProvider.getIContentProvider(); 3603 if (provider == null) { 3604 Slog.e(TAG, "Failed to instantiate class " + 3605 info.name + " from sourceDir " + 3606 info.applicationInfo.sourceDir); 3607 return null; 3608 } 3609 if (Config.LOGV) Slog.v( 3610 TAG, "Instantiating local provider " + info.name); 3611 // XXX Need to create the correct context for this provider. 3612 localProvider.attachInfo(c, info); 3613 } catch (java.lang.Exception e) { 3614 if (!mInstrumentation.onException(null, e)) { 3615 throw new RuntimeException( 3616 "Unable to get provider " + info.name 3617 + ": " + e.toString(), e); 3618 } 3619 return null; 3620 } 3621 } else if (localLOGV) { 3622 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3623 + info.name); 3624 } 3625 3626 synchronized (mProviderMap) { 3627 // Cache the pointer for the remote provider. 3628 String names[] = PATTERN_SEMICOLON.split(info.authority); 3629 for (int i=0; i<names.length; i++) { 3630 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3631 localProvider); 3632 try { 3633 provider.asBinder().linkToDeath(pr, 0); 3634 mProviderMap.put(names[i], pr); 3635 } catch (RemoteException e) { 3636 return null; 3637 } 3638 } 3639 if (localProvider != null) { 3640 mLocalProviders.put(provider.asBinder(), 3641 new ProviderClientRecord(null, provider, localProvider)); 3642 } 3643 } 3644 3645 return provider; 3646 } 3647 3648 private final void attach(boolean system) { 3649 sThreadLocal.set(this); 3650 mSystemThread = system; 3651 if (!system) { 3652 ViewRoot.addFirstDrawHandler(new Runnable() { 3653 public void run() { 3654 ensureJitEnabled(); 3655 } 3656 }); 3657 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3658 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3659 IActivityManager mgr = ActivityManagerNative.getDefault(); 3660 try { 3661 mgr.attachApplication(mAppThread); 3662 } catch (RemoteException ex) { 3663 } 3664 } else { 3665 // Don't set application object here -- if the system crashes, 3666 // we can't display an alert, we just want to die die die. 3667 android.ddm.DdmHandleAppName.setAppName("system_process"); 3668 try { 3669 mInstrumentation = new Instrumentation(); 3670 ContextImpl context = new ContextImpl(); 3671 context.init(getSystemContext().mPackageInfo, null, this); 3672 Application app = Instrumentation.newApplication(Application.class, context); 3673 mAllApplications.add(app); 3674 mInitialApplication = app; 3675 app.onCreate(); 3676 } catch (Exception e) { 3677 throw new RuntimeException( 3678 "Unable to instantiate Application():" + e.toString(), e); 3679 } 3680 } 3681 3682 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3683 public void onConfigurationChanged(Configuration newConfig) { 3684 synchronized (mPackages) { 3685 // We need to apply this change to the resources 3686 // immediately, because upon returning the view 3687 // hierarchy will be informed about it. 3688 if (applyConfigurationToResourcesLocked(newConfig)) { 3689 // This actually changed the resources! Tell 3690 // everyone about it. 3691 if (mPendingConfiguration == null || 3692 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3693 mPendingConfiguration = newConfig; 3694 3695 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3696 } 3697 } 3698 } 3699 } 3700 public void onLowMemory() { 3701 } 3702 }); 3703 } 3704 3705 private final void detach() 3706 { 3707 sThreadLocal.set(null); 3708 } 3709 3710 public static final ActivityThread systemMain() { 3711 HardwareRenderer.disable(); 3712 ActivityThread thread = new ActivityThread(); 3713 thread.attach(true); 3714 return thread; 3715 } 3716 3717 public final void installSystemProviders(List providers) { 3718 if (providers != null) { 3719 installContentProviders(mInitialApplication, 3720 (List<ProviderInfo>)providers); 3721 } 3722 } 3723 3724 public static final void main(String[] args) { 3725 SamplingProfilerIntegration.start(); 3726 3727 Process.setArgV0("<pre-initialized>"); 3728 3729 Looper.prepareMainLooper(); 3730 if (sMainThreadHandler == null) { 3731 sMainThreadHandler = new Handler(); 3732 } 3733 3734 ActivityThread thread = new ActivityThread(); 3735 thread.attach(false); 3736 3737 if (false) { 3738 Looper.myLooper().setMessageLogging(new 3739 LogPrinter(Log.DEBUG, "ActivityThread")); 3740 } 3741 3742 Looper.loop(); 3743 3744 if (Process.supportsProcesses()) { 3745 throw new RuntimeException("Main thread loop unexpectedly exited"); 3746 } 3747 3748 thread.detach(); 3749 String name = (thread.mInitialApplication != null) 3750 ? thread.mInitialApplication.getPackageName() 3751 : "<unknown>"; 3752 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3753 } 3754} 3755