ActivityThread.java revision 434203a277cd2f237a71508a3d5a7d1602126cd5
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app; 18 19import android.app.backup.BackupAgent; 20import android.content.BroadcastReceiver; 21import android.content.ComponentCallbacks; 22import android.content.ComponentName; 23import android.content.ContentProvider; 24import android.content.Context; 25import android.content.IContentProvider; 26import android.content.Intent; 27import android.content.IIntentReceiver; 28import android.content.pm.ActivityInfo; 29import android.content.pm.ApplicationInfo; 30import android.content.pm.IPackageManager; 31import android.content.pm.InstrumentationInfo; 32import android.content.pm.PackageManager; 33import android.content.pm.PackageManager.NameNotFoundException; 34import android.content.pm.ProviderInfo; 35import android.content.pm.ServiceInfo; 36import android.content.res.AssetManager; 37import android.content.res.CompatibilityInfo; 38import android.content.res.Configuration; 39import android.content.res.Resources; 40import android.database.sqlite.SQLiteDatabase; 41import android.database.sqlite.SQLiteDebug; 42import android.database.sqlite.SQLiteDebug.DbStats; 43import android.graphics.Bitmap; 44import android.graphics.Canvas; 45import android.net.IConnectivityManager; 46import android.net.Proxy; 47import android.net.ProxyProperties; 48import android.os.Build; 49import android.os.Bundle; 50import android.os.Debug; 51import android.os.Handler; 52import android.os.IBinder; 53import android.os.Looper; 54import android.os.Message; 55import android.os.MessageQueue; 56import android.os.ParcelFileDescriptor; 57import android.os.Process; 58import android.os.RemoteException; 59import android.os.ServiceManager; 60import android.os.StrictMode; 61import android.os.SystemClock; 62import android.util.AndroidRuntimeException; 63import android.util.Config; 64import android.util.DisplayMetrics; 65import android.util.EventLog; 66import android.util.Log; 67import android.util.LogPrinter; 68import android.util.Slog; 69import android.view.Display; 70import android.view.HardwareRenderer; 71import android.view.View; 72import android.view.ViewDebug; 73import android.view.ViewManager; 74import android.view.ViewRoot; 75import android.view.Window; 76import android.view.WindowManager; 77import android.view.WindowManagerImpl; 78 79import com.android.internal.os.BinderInternal; 80import com.android.internal.os.RuntimeInit; 81import com.android.internal.os.SamplingProfilerIntegration; 82 83import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 84 85import java.io.File; 86import java.io.FileDescriptor; 87import java.io.FileOutputStream; 88import java.io.IOException; 89import java.io.PrintWriter; 90import java.lang.ref.WeakReference; 91import java.net.InetAddress; 92import java.util.ArrayList; 93import java.util.HashMap; 94import java.util.Iterator; 95import java.util.List; 96import java.util.Locale; 97import java.util.Map; 98import java.util.TimeZone; 99import java.util.regex.Pattern; 100 101import dalvik.system.CloseGuard; 102import dalvik.system.SamplingProfiler; 103 104final class SuperNotCalledException extends AndroidRuntimeException { 105 public SuperNotCalledException(String msg) { 106 super(msg); 107 } 108} 109 110final class RemoteServiceException extends AndroidRuntimeException { 111 public RemoteServiceException(String msg) { 112 super(msg); 113 } 114} 115 116/** 117 * This manages the execution of the main thread in an 118 * application process, scheduling and executing activities, 119 * broadcasts, and other operations on it as the activity 120 * manager requests. 121 * 122 * {@hide} 123 */ 124public final class ActivityThread { 125 /** @hide */ 126 public static final String TAG = "ActivityThread"; 127 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 128 private static final boolean DEBUG = false; 129 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 130 static final boolean DEBUG_MESSAGES = false; 131 /** @hide */ 132 public static final boolean DEBUG_BROADCAST = false; 133 private static final boolean DEBUG_RESULTS = false; 134 private static final boolean DEBUG_BACKUP = false; 135 private static final boolean DEBUG_CONFIGURATION = false; 136 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 137 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 138 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 139 private static final int LOG_ON_PAUSE_CALLED = 30021; 140 private static final int LOG_ON_RESUME_CALLED = 30022; 141 142 static ContextImpl mSystemContext = null; 143 144 static IPackageManager sPackageManager; 145 146 final ApplicationThread mAppThread = new ApplicationThread(); 147 final Looper mLooper = Looper.myLooper(); 148 final H mH = new H(); 149 final HashMap<IBinder, ActivityClientRecord> mActivities 150 = new HashMap<IBinder, ActivityClientRecord>(); 151 // List of new activities (via ActivityRecord.nextIdle) that should 152 // be reported when next we idle. 153 ActivityClientRecord mNewActivities = null; 154 // Number of activities that are currently visible on-screen. 155 int mNumVisibleActivities = 0; 156 final HashMap<IBinder, Service> mServices 157 = new HashMap<IBinder, Service>(); 158 AppBindData mBoundApplication; 159 Configuration mConfiguration; 160 Configuration mResConfiguration; 161 Application mInitialApplication; 162 final ArrayList<Application> mAllApplications 163 = new ArrayList<Application>(); 164 // set of instantiated backup agents, keyed by package name 165 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 166 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 167 Instrumentation mInstrumentation; 168 String mInstrumentationAppDir = null; 169 String mInstrumentationAppPackage = null; 170 String mInstrumentedAppDir = null; 171 boolean mSystemThread = false; 172 boolean mJitEnabled = false; 173 174 // These can be accessed by multiple threads; mPackages is the lock. 175 // XXX For now we keep around information about all packages we have 176 // seen, not removing entries from this map. 177 final HashMap<String, WeakReference<LoadedApk>> mPackages 178 = new HashMap<String, WeakReference<LoadedApk>>(); 179 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 180 = new HashMap<String, WeakReference<LoadedApk>>(); 181 Display mDisplay = null; 182 DisplayMetrics mDisplayMetrics = null; 183 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 184 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 185 final ArrayList<ActivityClientRecord> mRelaunchingActivities 186 = new ArrayList<ActivityClientRecord>(); 187 Configuration mPendingConfiguration = null; 188 189 // The lock of mProviderMap protects the following variables. 190 final HashMap<String, ProviderClientRecord> mProviderMap 191 = new HashMap<String, ProviderClientRecord>(); 192 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 193 = new HashMap<IBinder, ProviderRefCount>(); 194 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 195 = new HashMap<IBinder, ProviderClientRecord>(); 196 197 final GcIdler mGcIdler = new GcIdler(); 198 boolean mGcIdlerScheduled = false; 199 200 static Handler sMainThreadHandler; // set once in main() 201 202 private static final class ActivityClientRecord { 203 IBinder token; 204 int ident; 205 Intent intent; 206 Bundle state; 207 Activity activity; 208 Window window; 209 Activity parent; 210 String embeddedID; 211 Activity.NonConfigurationInstances lastNonConfigurationInstances; 212 boolean paused; 213 boolean stopped; 214 boolean hideForNow; 215 Configuration newConfig; 216 Configuration createdConfig; 217 ActivityClientRecord nextIdle; 218 219 ActivityInfo activityInfo; 220 LoadedApk packageInfo; 221 222 List<ResultInfo> pendingResults; 223 List<Intent> pendingIntents; 224 225 boolean startsNotResumed; 226 boolean isForward; 227 228 ActivityClientRecord() { 229 parent = null; 230 embeddedID = null; 231 paused = false; 232 stopped = false; 233 hideForNow = false; 234 nextIdle = null; 235 } 236 237 public String toString() { 238 ComponentName componentName = intent.getComponent(); 239 return "ActivityRecord{" 240 + Integer.toHexString(System.identityHashCode(this)) 241 + " token=" + token + " " + (componentName == null 242 ? "no component name" : componentName.toShortString()) 243 + "}"; 244 } 245 } 246 247 private final class ProviderClientRecord implements IBinder.DeathRecipient { 248 final String mName; 249 final IContentProvider mProvider; 250 final ContentProvider mLocalProvider; 251 252 ProviderClientRecord(String name, IContentProvider provider, 253 ContentProvider localProvider) { 254 mName = name; 255 mProvider = provider; 256 mLocalProvider = localProvider; 257 } 258 259 public void binderDied() { 260 removeDeadProvider(mName, mProvider); 261 } 262 } 263 264 private static final class NewIntentData { 265 List<Intent> intents; 266 IBinder token; 267 public String toString() { 268 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 269 } 270 } 271 272 private static final class ReceiverData extends BroadcastReceiver.PendingResult { 273 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 274 boolean ordered, boolean sticky, IBinder token) { 275 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 276 this.intent = intent; 277 } 278 279 Intent intent; 280 ActivityInfo info; 281 public String toString() { 282 return "ReceiverData{intent=" + intent + " packageName=" + 283 info.packageName + " resultCode=" + getResultCode() 284 + " resultData=" + getResultData() + " resultExtras=" 285 + getResultExtras(false) + "}"; 286 } 287 } 288 289 private static final class CreateBackupAgentData { 290 ApplicationInfo appInfo; 291 int backupMode; 292 public String toString() { 293 return "CreateBackupAgentData{appInfo=" + appInfo 294 + " backupAgent=" + appInfo.backupAgentName 295 + " mode=" + backupMode + "}"; 296 } 297 } 298 299 private static final class CreateServiceData { 300 IBinder token; 301 ServiceInfo info; 302 Intent intent; 303 public String toString() { 304 return "CreateServiceData{token=" + token + " className=" 305 + info.name + " packageName=" + info.packageName 306 + " intent=" + intent + "}"; 307 } 308 } 309 310 private static final class BindServiceData { 311 IBinder token; 312 Intent intent; 313 boolean rebind; 314 public String toString() { 315 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 316 } 317 } 318 319 private static final class ServiceArgsData { 320 IBinder token; 321 int startId; 322 int flags; 323 Intent args; 324 public String toString() { 325 return "ServiceArgsData{token=" + token + " startId=" + startId 326 + " args=" + args + "}"; 327 } 328 } 329 330 private static final class AppBindData { 331 LoadedApk info; 332 String processName; 333 ApplicationInfo appInfo; 334 List<ProviderInfo> providers; 335 ComponentName instrumentationName; 336 String profileFile; 337 Bundle instrumentationArgs; 338 IInstrumentationWatcher instrumentationWatcher; 339 int debugMode; 340 boolean restrictedBackupMode; 341 Configuration config; 342 boolean handlingProfiling; 343 public String toString() { 344 return "AppBindData{appInfo=" + appInfo + "}"; 345 } 346 } 347 348 private static final class DumpComponentInfo { 349 FileDescriptor fd; 350 IBinder token; 351 String[] args; 352 boolean dumped; 353 } 354 355 private static final class ResultData { 356 IBinder token; 357 List<ResultInfo> results; 358 public String toString() { 359 return "ResultData{token=" + token + " results" + results + "}"; 360 } 361 } 362 363 private static final class ContextCleanupInfo { 364 ContextImpl context; 365 String what; 366 String who; 367 } 368 369 private static final class ProfilerControlData { 370 String path; 371 ParcelFileDescriptor fd; 372 } 373 374 private static final class DumpHeapData { 375 String path; 376 ParcelFileDescriptor fd; 377 } 378 379 private final class ApplicationThread extends ApplicationThreadNative { 380 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 381 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 382 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 383 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 384 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 385 386 // Formatting for checkin service - update version if row format changes 387 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 388 389 public final void schedulePauseActivity(IBinder token, boolean finished, 390 boolean userLeaving, int configChanges) { 391 queueOrSendMessage( 392 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 393 token, 394 (userLeaving ? 1 : 0), 395 configChanges); 396 } 397 398 public final void scheduleStopActivity(IBinder token, boolean showWindow, 399 int configChanges) { 400 queueOrSendMessage( 401 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 402 token, 0, configChanges); 403 } 404 405 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 406 queueOrSendMessage( 407 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 408 token); 409 } 410 411 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 412 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 413 } 414 415 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 416 ResultData res = new ResultData(); 417 res.token = token; 418 res.results = results; 419 queueOrSendMessage(H.SEND_RESULT, res); 420 } 421 422 // we use token to identify this activity without having to send the 423 // activity itself back to the activity manager. (matters more with ipc) 424 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 425 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 426 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 427 ActivityClientRecord r = new ActivityClientRecord(); 428 429 r.token = token; 430 r.ident = ident; 431 r.intent = intent; 432 r.activityInfo = info; 433 r.state = state; 434 435 r.pendingResults = pendingResults; 436 r.pendingIntents = pendingNewIntents; 437 438 r.startsNotResumed = notResumed; 439 r.isForward = isForward; 440 441 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 442 } 443 444 public final void scheduleRelaunchActivity(IBinder token, 445 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 446 int configChanges, boolean notResumed, Configuration config) { 447 ActivityClientRecord r = new ActivityClientRecord(); 448 449 r.token = token; 450 r.pendingResults = pendingResults; 451 r.pendingIntents = pendingNewIntents; 452 r.startsNotResumed = notResumed; 453 r.createdConfig = config; 454 455 synchronized (mPackages) { 456 mRelaunchingActivities.add(r); 457 } 458 459 queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges); 460 } 461 462 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 463 NewIntentData data = new NewIntentData(); 464 data.intents = intents; 465 data.token = token; 466 467 queueOrSendMessage(H.NEW_INTENT, data); 468 } 469 470 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 471 int configChanges) { 472 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 473 configChanges); 474 } 475 476 public final void scheduleReceiver(Intent intent, ActivityInfo info, 477 int resultCode, String data, Bundle extras, boolean sync) { 478 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 479 sync, false, mAppThread.asBinder()); 480 r.info = info; 481 queueOrSendMessage(H.RECEIVER, r); 482 } 483 484 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 485 CreateBackupAgentData d = new CreateBackupAgentData(); 486 d.appInfo = app; 487 d.backupMode = backupMode; 488 489 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 490 } 491 492 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 493 CreateBackupAgentData d = new CreateBackupAgentData(); 494 d.appInfo = app; 495 496 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 497 } 498 499 public final void scheduleCreateService(IBinder token, 500 ServiceInfo info) { 501 CreateServiceData s = new CreateServiceData(); 502 s.token = token; 503 s.info = info; 504 505 queueOrSendMessage(H.CREATE_SERVICE, s); 506 } 507 508 public final void scheduleBindService(IBinder token, Intent intent, 509 boolean rebind) { 510 BindServiceData s = new BindServiceData(); 511 s.token = token; 512 s.intent = intent; 513 s.rebind = rebind; 514 515 queueOrSendMessage(H.BIND_SERVICE, s); 516 } 517 518 public final void scheduleUnbindService(IBinder token, Intent intent) { 519 BindServiceData s = new BindServiceData(); 520 s.token = token; 521 s.intent = intent; 522 523 queueOrSendMessage(H.UNBIND_SERVICE, s); 524 } 525 526 public final void scheduleServiceArgs(IBinder token, int startId, 527 int flags ,Intent args) { 528 ServiceArgsData s = new ServiceArgsData(); 529 s.token = token; 530 s.startId = startId; 531 s.flags = flags; 532 s.args = args; 533 534 queueOrSendMessage(H.SERVICE_ARGS, s); 535 } 536 537 public final void scheduleStopService(IBinder token) { 538 queueOrSendMessage(H.STOP_SERVICE, token); 539 } 540 541 public final void bindApplication(String processName, 542 ApplicationInfo appInfo, List<ProviderInfo> providers, 543 ComponentName instrumentationName, String profileFile, 544 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 545 int debugMode, boolean isRestrictedBackupMode, Configuration config, 546 Map<String, IBinder> services) { 547 548 if (services != null) { 549 // Setup the service cache in the ServiceManager 550 ServiceManager.initServiceCache(services); 551 } 552 553 AppBindData data = new AppBindData(); 554 data.processName = processName; 555 data.appInfo = appInfo; 556 data.providers = providers; 557 data.instrumentationName = instrumentationName; 558 data.profileFile = profileFile; 559 data.instrumentationArgs = instrumentationArgs; 560 data.instrumentationWatcher = instrumentationWatcher; 561 data.debugMode = debugMode; 562 data.restrictedBackupMode = isRestrictedBackupMode; 563 data.config = config; 564 queueOrSendMessage(H.BIND_APPLICATION, data); 565 } 566 567 public final void scheduleExit() { 568 queueOrSendMessage(H.EXIT_APPLICATION, null); 569 } 570 571 public final void scheduleSuicide() { 572 queueOrSendMessage(H.SUICIDE, null); 573 } 574 575 public void requestThumbnail(IBinder token) { 576 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 577 } 578 579 public void scheduleConfigurationChanged(Configuration config) { 580 synchronized (mPackages) { 581 if (mPendingConfiguration == null || 582 mPendingConfiguration.isOtherSeqNewer(config)) { 583 mPendingConfiguration = config; 584 } 585 } 586 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 587 } 588 589 public void updateTimeZone() { 590 TimeZone.setDefault(null); 591 } 592 593 public void clearDnsCache() { 594 // a non-standard API to get this to libcore 595 InetAddress.clearDnsCache(); 596 } 597 598 public void setHttpProxy(String host, String port, String exclList) { 599 Proxy.setHttpProxySystemProperty(host, port, exclList); 600 } 601 602 public void processInBackground() { 603 mH.removeMessages(H.GC_WHEN_IDLE); 604 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 605 } 606 607 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 608 DumpComponentInfo data = new DumpComponentInfo(); 609 data.fd = fd; 610 data.token = servicetoken; 611 data.args = args; 612 data.dumped = false; 613 queueOrSendMessage(H.DUMP_SERVICE, data); 614 synchronized (data) { 615 while (!data.dumped) { 616 try { 617 data.wait(); 618 } catch (InterruptedException e) { 619 // no need to do anything here, we will keep waiting until 620 // dumped is set 621 } 622 } 623 } 624 } 625 626 // This function exists to make sure all receiver dispatching is 627 // correctly ordered, since these are one-way calls and the binder driver 628 // applies transaction ordering per object for such calls. 629 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 630 int resultCode, String dataStr, Bundle extras, boolean ordered, 631 boolean sticky) throws RemoteException { 632 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 633 } 634 635 public void scheduleLowMemory() { 636 queueOrSendMessage(H.LOW_MEMORY, null); 637 } 638 639 public void scheduleActivityConfigurationChanged(IBinder token) { 640 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 641 } 642 643 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 644 ProfilerControlData pcd = new ProfilerControlData(); 645 pcd.path = path; 646 pcd.fd = fd; 647 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 648 } 649 650 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 651 DumpHeapData dhd = new DumpHeapData(); 652 dhd.path = path; 653 dhd.fd = fd; 654 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 655 } 656 657 public void setSchedulingGroup(int group) { 658 // Note: do this immediately, since going into the foreground 659 // should happen regardless of what pending work we have to do 660 // and the activity manager will wait for us to report back that 661 // we are done before sending us to the background. 662 try { 663 Process.setProcessGroup(Process.myPid(), group); 664 } catch (Exception e) { 665 Slog.w(TAG, "Failed setting process group to " + group, e); 666 } 667 } 668 669 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 670 Debug.getMemoryInfo(outInfo); 671 } 672 673 public void dispatchPackageBroadcast(int cmd, String[] packages) { 674 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 675 } 676 677 public void scheduleCrash(String msg) { 678 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 679 } 680 681 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, String[] args) { 682 DumpComponentInfo data = new DumpComponentInfo(); 683 data.fd = fd; 684 data.token = activitytoken; 685 data.args = args; 686 data.dumped = false; 687 queueOrSendMessage(H.DUMP_ACTIVITY, data); 688 synchronized (data) { 689 while (!data.dumped) { 690 try { 691 data.wait(); 692 } catch (InterruptedException e) { 693 // no need to do anything here, we will keep waiting until 694 // dumped is set 695 } 696 } 697 } 698 } 699 700 @Override 701 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 702 long nativeMax = Debug.getNativeHeapSize() / 1024; 703 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 704 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 705 706 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 707 Debug.getMemoryInfo(memInfo); 708 709 final int nativeShared = memInfo.nativeSharedDirty; 710 final int dalvikShared = memInfo.dalvikSharedDirty; 711 final int otherShared = memInfo.otherSharedDirty; 712 713 final int nativePrivate = memInfo.nativePrivateDirty; 714 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 715 final int otherPrivate = memInfo.otherPrivateDirty; 716 717 Runtime runtime = Runtime.getRuntime(); 718 719 long dalvikMax = runtime.totalMemory() / 1024; 720 long dalvikFree = runtime.freeMemory() / 1024; 721 long dalvikAllocated = dalvikMax - dalvikFree; 722 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 723 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 724 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 725 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 726 int globalAssetCount = AssetManager.getGlobalAssetCount(); 727 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 728 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 729 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 730 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 731 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 732 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 733 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 734 735 // Check to see if we were called by checkin server. If so, print terse format. 736 boolean doCheckinFormat = false; 737 if (args != null) { 738 for (String arg : args) { 739 if ("-c".equals(arg)) doCheckinFormat = true; 740 } 741 } 742 743 // For checkin, we print one long comma-separated list of values 744 if (doCheckinFormat) { 745 // NOTE: if you change anything significant below, also consider changing 746 // ACTIVITY_THREAD_CHECKIN_VERSION. 747 String processName = (mBoundApplication != null) 748 ? mBoundApplication.processName : "unknown"; 749 750 // Header 751 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 752 pw.print(Process.myPid()); pw.print(','); 753 pw.print(processName); pw.print(','); 754 755 // Heap info - max 756 pw.print(nativeMax); pw.print(','); 757 pw.print(dalvikMax); pw.print(','); 758 pw.print("N/A,"); 759 pw.print(nativeMax + dalvikMax); pw.print(','); 760 761 // Heap info - allocated 762 pw.print(nativeAllocated); pw.print(','); 763 pw.print(dalvikAllocated); pw.print(','); 764 pw.print("N/A,"); 765 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 766 767 // Heap info - free 768 pw.print(nativeFree); pw.print(','); 769 pw.print(dalvikFree); pw.print(','); 770 pw.print("N/A,"); 771 pw.print(nativeFree + dalvikFree); pw.print(','); 772 773 // Heap info - proportional set size 774 pw.print(memInfo.nativePss); pw.print(','); 775 pw.print(memInfo.dalvikPss); pw.print(','); 776 pw.print(memInfo.otherPss); pw.print(','); 777 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 778 779 // Heap info - shared 780 pw.print(nativeShared); pw.print(','); 781 pw.print(dalvikShared); pw.print(','); 782 pw.print(otherShared); pw.print(','); 783 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 784 785 // Heap info - private 786 pw.print(nativePrivate); pw.print(','); 787 pw.print(dalvikPrivate); pw.print(','); 788 pw.print(otherPrivate); pw.print(','); 789 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 790 791 // Object counts 792 pw.print(viewInstanceCount); pw.print(','); 793 pw.print(viewRootInstanceCount); pw.print(','); 794 pw.print(appContextInstanceCount); pw.print(','); 795 pw.print(activityInstanceCount); pw.print(','); 796 797 pw.print(globalAssetCount); pw.print(','); 798 pw.print(globalAssetManagerCount); pw.print(','); 799 pw.print(binderLocalObjectCount); pw.print(','); 800 pw.print(binderProxyObjectCount); pw.print(','); 801 802 pw.print(binderDeathObjectCount); pw.print(','); 803 pw.print(openSslSocketCount); pw.print(','); 804 805 // SQL 806 pw.print(sqliteAllocated); pw.print(','); 807 pw.print(stats.memoryUsed / 1024); pw.print(','); 808 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 809 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 810 for (int i = 0; i < stats.dbStats.size(); i++) { 811 DbStats dbStats = stats.dbStats.get(i); 812 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 813 dbStats.lookaside, dbStats.cache, dbStats.dbName); 814 pw.print(','); 815 } 816 817 return; 818 } 819 820 // otherwise, show human-readable format 821 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 822 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 823 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 824 nativeAllocated + dalvikAllocated); 825 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 826 nativeFree + dalvikFree); 827 828 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 829 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 830 831 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 832 nativeShared + dalvikShared + otherShared); 833 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 834 nativePrivate + dalvikPrivate + otherPrivate); 835 836 pw.println(" "); 837 pw.println(" Objects"); 838 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 839 viewRootInstanceCount); 840 841 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 842 "Activities:", activityInstanceCount); 843 844 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 845 "AssetManagers:", globalAssetManagerCount); 846 847 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 848 "Proxy Binders:", binderProxyObjectCount); 849 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 850 851 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 852 853 // SQLite mem info 854 pw.println(" "); 855 pw.println(" SQL"); 856 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 857 stats.memoryUsed / 1024); 858 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 859 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 860 pw.println(" "); 861 int N = stats.dbStats.size(); 862 if (N > 0) { 863 pw.println(" DATABASES"); 864 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 865 "Dbname"); 866 for (int i = 0; i < N; i++) { 867 DbStats dbStats = stats.dbStats.get(i); 868 printRow(pw, DB_INFO_FORMAT, 869 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 870 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 871 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 872 dbStats.cache, dbStats.dbName); 873 } 874 } 875 876 // Asset details. 877 String assetAlloc = AssetManager.getAssetAllocations(); 878 if (assetAlloc != null) { 879 pw.println(" "); 880 pw.println(" Asset Allocations"); 881 pw.print(assetAlloc); 882 } 883 } 884 885 private void printRow(PrintWriter pw, String format, Object...objs) { 886 pw.println(String.format(format, objs)); 887 } 888 } 889 890 private final class H extends Handler { 891 public static final int LAUNCH_ACTIVITY = 100; 892 public static final int PAUSE_ACTIVITY = 101; 893 public static final int PAUSE_ACTIVITY_FINISHING= 102; 894 public static final int STOP_ACTIVITY_SHOW = 103; 895 public static final int STOP_ACTIVITY_HIDE = 104; 896 public static final int SHOW_WINDOW = 105; 897 public static final int HIDE_WINDOW = 106; 898 public static final int RESUME_ACTIVITY = 107; 899 public static final int SEND_RESULT = 108; 900 public static final int DESTROY_ACTIVITY = 109; 901 public static final int BIND_APPLICATION = 110; 902 public static final int EXIT_APPLICATION = 111; 903 public static final int NEW_INTENT = 112; 904 public static final int RECEIVER = 113; 905 public static final int CREATE_SERVICE = 114; 906 public static final int SERVICE_ARGS = 115; 907 public static final int STOP_SERVICE = 116; 908 public static final int REQUEST_THUMBNAIL = 117; 909 public static final int CONFIGURATION_CHANGED = 118; 910 public static final int CLEAN_UP_CONTEXT = 119; 911 public static final int GC_WHEN_IDLE = 120; 912 public static final int BIND_SERVICE = 121; 913 public static final int UNBIND_SERVICE = 122; 914 public static final int DUMP_SERVICE = 123; 915 public static final int LOW_MEMORY = 124; 916 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 917 public static final int RELAUNCH_ACTIVITY = 126; 918 public static final int PROFILER_CONTROL = 127; 919 public static final int CREATE_BACKUP_AGENT = 128; 920 public static final int DESTROY_BACKUP_AGENT = 129; 921 public static final int SUICIDE = 130; 922 public static final int REMOVE_PROVIDER = 131; 923 public static final int ENABLE_JIT = 132; 924 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 925 public static final int SCHEDULE_CRASH = 134; 926 public static final int DUMP_HEAP = 135; 927 public static final int DUMP_ACTIVITY = 136; 928 String codeToString(int code) { 929 if (DEBUG_MESSAGES) { 930 switch (code) { 931 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 932 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 933 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 934 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 935 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 936 case SHOW_WINDOW: return "SHOW_WINDOW"; 937 case HIDE_WINDOW: return "HIDE_WINDOW"; 938 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 939 case SEND_RESULT: return "SEND_RESULT"; 940 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 941 case BIND_APPLICATION: return "BIND_APPLICATION"; 942 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 943 case NEW_INTENT: return "NEW_INTENT"; 944 case RECEIVER: return "RECEIVER"; 945 case CREATE_SERVICE: return "CREATE_SERVICE"; 946 case SERVICE_ARGS: return "SERVICE_ARGS"; 947 case STOP_SERVICE: return "STOP_SERVICE"; 948 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 949 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 950 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 951 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 952 case BIND_SERVICE: return "BIND_SERVICE"; 953 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 954 case DUMP_SERVICE: return "DUMP_SERVICE"; 955 case LOW_MEMORY: return "LOW_MEMORY"; 956 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 957 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 958 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 959 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 960 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 961 case SUICIDE: return "SUICIDE"; 962 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 963 case ENABLE_JIT: return "ENABLE_JIT"; 964 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 965 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 966 case DUMP_HEAP: return "DUMP_HEAP"; 967 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 968 } 969 } 970 return "(unknown)"; 971 } 972 public void handleMessage(Message msg) { 973 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 974 switch (msg.what) { 975 case LAUNCH_ACTIVITY: { 976 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 977 978 r.packageInfo = getPackageInfoNoCheck( 979 r.activityInfo.applicationInfo); 980 handleLaunchActivity(r, null); 981 } break; 982 case RELAUNCH_ACTIVITY: { 983 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 984 handleRelaunchActivity(r, msg.arg1); 985 } break; 986 case PAUSE_ACTIVITY: 987 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 988 maybeSnapshot(); 989 break; 990 case PAUSE_ACTIVITY_FINISHING: 991 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 992 break; 993 case STOP_ACTIVITY_SHOW: 994 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 995 break; 996 case STOP_ACTIVITY_HIDE: 997 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 998 break; 999 case SHOW_WINDOW: 1000 handleWindowVisibility((IBinder)msg.obj, true); 1001 break; 1002 case HIDE_WINDOW: 1003 handleWindowVisibility((IBinder)msg.obj, false); 1004 break; 1005 case RESUME_ACTIVITY: 1006 handleResumeActivity((IBinder)msg.obj, true, 1007 msg.arg1 != 0); 1008 break; 1009 case SEND_RESULT: 1010 handleSendResult((ResultData)msg.obj); 1011 break; 1012 case DESTROY_ACTIVITY: 1013 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1014 msg.arg2, false); 1015 break; 1016 case BIND_APPLICATION: 1017 AppBindData data = (AppBindData)msg.obj; 1018 handleBindApplication(data); 1019 break; 1020 case EXIT_APPLICATION: 1021 if (mInitialApplication != null) { 1022 mInitialApplication.onTerminate(); 1023 } 1024 Looper.myLooper().quit(); 1025 break; 1026 case NEW_INTENT: 1027 handleNewIntent((NewIntentData)msg.obj); 1028 break; 1029 case RECEIVER: 1030 handleReceiver((ReceiverData)msg.obj); 1031 maybeSnapshot(); 1032 break; 1033 case CREATE_SERVICE: 1034 handleCreateService((CreateServiceData)msg.obj); 1035 break; 1036 case BIND_SERVICE: 1037 handleBindService((BindServiceData)msg.obj); 1038 break; 1039 case UNBIND_SERVICE: 1040 handleUnbindService((BindServiceData)msg.obj); 1041 break; 1042 case SERVICE_ARGS: 1043 handleServiceArgs((ServiceArgsData)msg.obj); 1044 break; 1045 case STOP_SERVICE: 1046 handleStopService((IBinder)msg.obj); 1047 maybeSnapshot(); 1048 break; 1049 case REQUEST_THUMBNAIL: 1050 handleRequestThumbnail((IBinder)msg.obj); 1051 break; 1052 case CONFIGURATION_CHANGED: 1053 handleConfigurationChanged((Configuration)msg.obj); 1054 break; 1055 case CLEAN_UP_CONTEXT: 1056 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1057 cci.context.performFinalCleanup(cci.who, cci.what); 1058 break; 1059 case GC_WHEN_IDLE: 1060 scheduleGcIdler(); 1061 break; 1062 case DUMP_SERVICE: 1063 handleDumpService((DumpComponentInfo)msg.obj); 1064 break; 1065 case LOW_MEMORY: 1066 handleLowMemory(); 1067 break; 1068 case ACTIVITY_CONFIGURATION_CHANGED: 1069 handleActivityConfigurationChanged((IBinder)msg.obj); 1070 break; 1071 case PROFILER_CONTROL: 1072 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1073 break; 1074 case CREATE_BACKUP_AGENT: 1075 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1076 break; 1077 case DESTROY_BACKUP_AGENT: 1078 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1079 break; 1080 case SUICIDE: 1081 Process.killProcess(Process.myPid()); 1082 break; 1083 case REMOVE_PROVIDER: 1084 completeRemoveProvider((IContentProvider)msg.obj); 1085 break; 1086 case ENABLE_JIT: 1087 ensureJitEnabled(); 1088 break; 1089 case DISPATCH_PACKAGE_BROADCAST: 1090 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1091 break; 1092 case SCHEDULE_CRASH: 1093 throw new RemoteServiceException((String)msg.obj); 1094 case DUMP_HEAP: 1095 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1096 break; 1097 case DUMP_ACTIVITY: 1098 handleDumpActivity((DumpComponentInfo)msg.obj); 1099 break; 1100 } 1101 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1102 } 1103 1104 void maybeSnapshot() { 1105 if (mBoundApplication != null) { 1106 // convert the *private* ActivityThread.PackageInfo to *public* known 1107 // android.content.pm.PackageInfo 1108 String packageName = mBoundApplication.info.mPackageName; 1109 android.content.pm.PackageInfo packageInfo = null; 1110 try { 1111 Context context = getSystemContext(); 1112 if(context == null) { 1113 Log.e(TAG, "cannot get a valid context"); 1114 return; 1115 } 1116 PackageManager pm = context.getPackageManager(); 1117 if(pm == null) { 1118 Log.e(TAG, "cannot get a valid PackageManager"); 1119 return; 1120 } 1121 packageInfo = pm.getPackageInfo( 1122 packageName, PackageManager.GET_ACTIVITIES); 1123 } catch (NameNotFoundException e) { 1124 Log.e(TAG, "cannot get package info for " + packageName, e); 1125 } 1126 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1127 } 1128 } 1129 } 1130 1131 private final class Idler implements MessageQueue.IdleHandler { 1132 public final boolean queueIdle() { 1133 ActivityClientRecord a = mNewActivities; 1134 if (a != null) { 1135 mNewActivities = null; 1136 IActivityManager am = ActivityManagerNative.getDefault(); 1137 ActivityClientRecord prev; 1138 do { 1139 if (localLOGV) Slog.v( 1140 TAG, "Reporting idle of " + a + 1141 " finished=" + 1142 (a.activity != null ? a.activity.mFinished : false)); 1143 if (a.activity != null && !a.activity.mFinished) { 1144 try { 1145 am.activityIdle(a.token, a.createdConfig); 1146 a.createdConfig = null; 1147 } catch (RemoteException ex) { 1148 } 1149 } 1150 prev = a; 1151 a = a.nextIdle; 1152 prev.nextIdle = null; 1153 } while (a != null); 1154 } 1155 ensureJitEnabled(); 1156 return false; 1157 } 1158 } 1159 1160 final class GcIdler implements MessageQueue.IdleHandler { 1161 public final boolean queueIdle() { 1162 doGcIfNeeded(); 1163 return false; 1164 } 1165 } 1166 1167 private final static class ResourcesKey { 1168 final private String mResDir; 1169 final private float mScale; 1170 final private int mHash; 1171 1172 ResourcesKey(String resDir, float scale) { 1173 mResDir = resDir; 1174 mScale = scale; 1175 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1176 } 1177 1178 @Override 1179 public int hashCode() { 1180 return mHash; 1181 } 1182 1183 @Override 1184 public boolean equals(Object obj) { 1185 if (!(obj instanceof ResourcesKey)) { 1186 return false; 1187 } 1188 ResourcesKey peer = (ResourcesKey) obj; 1189 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1190 } 1191 } 1192 1193 public static final ActivityThread currentActivityThread() { 1194 return sThreadLocal.get(); 1195 } 1196 1197 public static final String currentPackageName() { 1198 ActivityThread am = currentActivityThread(); 1199 return (am != null && am.mBoundApplication != null) 1200 ? am.mBoundApplication.processName : null; 1201 } 1202 1203 public static final Application currentApplication() { 1204 ActivityThread am = currentActivityThread(); 1205 return am != null ? am.mInitialApplication : null; 1206 } 1207 1208 public static IPackageManager getPackageManager() { 1209 if (sPackageManager != null) { 1210 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1211 return sPackageManager; 1212 } 1213 IBinder b = ServiceManager.getService("package"); 1214 //Slog.v("PackageManager", "default service binder = " + b); 1215 sPackageManager = IPackageManager.Stub.asInterface(b); 1216 //Slog.v("PackageManager", "default service = " + sPackageManager); 1217 return sPackageManager; 1218 } 1219 1220 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1221 if (mDisplayMetrics != null && !forceUpdate) { 1222 return mDisplayMetrics; 1223 } 1224 if (mDisplay == null) { 1225 WindowManager wm = WindowManagerImpl.getDefault(); 1226 mDisplay = wm.getDefaultDisplay(); 1227 } 1228 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1229 mDisplay.getMetrics(metrics); 1230 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1231 // + metrics.heightPixels + " den=" + metrics.density 1232 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1233 return metrics; 1234 } 1235 1236 /** 1237 * Creates the top level Resources for applications with the given compatibility info. 1238 * 1239 * @param resDir the resource directory. 1240 * @param compInfo the compability info. It will use the default compatibility info when it's 1241 * null. 1242 */ 1243 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1244 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1245 Resources r; 1246 synchronized (mPackages) { 1247 // Resources is app scale dependent. 1248 if (false) { 1249 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1250 + compInfo.applicationScale); 1251 } 1252 WeakReference<Resources> wr = mActiveResources.get(key); 1253 r = wr != null ? wr.get() : null; 1254 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1255 if (r != null && r.getAssets().isUpToDate()) { 1256 if (false) { 1257 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1258 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1259 } 1260 return r; 1261 } 1262 } 1263 1264 //if (r != null) { 1265 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1266 // + r + " " + resDir); 1267 //} 1268 1269 AssetManager assets = new AssetManager(); 1270 if (assets.addAssetPath(resDir) == 0) { 1271 return null; 1272 } 1273 1274 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1275 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1276 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1277 if (false) { 1278 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1279 + r.getConfiguration() + " appScale=" 1280 + r.getCompatibilityInfo().applicationScale); 1281 } 1282 1283 synchronized (mPackages) { 1284 WeakReference<Resources> wr = mActiveResources.get(key); 1285 Resources existing = wr != null ? wr.get() : null; 1286 if (existing != null && existing.getAssets().isUpToDate()) { 1287 // Someone else already created the resources while we were 1288 // unlocked; go ahead and use theirs. 1289 r.getAssets().close(); 1290 return existing; 1291 } 1292 1293 // XXX need to remove entries when weak references go away 1294 mActiveResources.put(key, new WeakReference<Resources>(r)); 1295 return r; 1296 } 1297 } 1298 1299 /** 1300 * Creates the top level resources for the given package. 1301 */ 1302 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1303 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1304 } 1305 1306 final Handler getHandler() { 1307 return mH; 1308 } 1309 1310 public final LoadedApk getPackageInfo(String packageName, int flags) { 1311 synchronized (mPackages) { 1312 WeakReference<LoadedApk> ref; 1313 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1314 ref = mPackages.get(packageName); 1315 } else { 1316 ref = mResourcePackages.get(packageName); 1317 } 1318 LoadedApk packageInfo = ref != null ? ref.get() : null; 1319 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1320 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1321 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1322 if (packageInfo != null && (packageInfo.mResources == null 1323 || packageInfo.mResources.getAssets().isUpToDate())) { 1324 if (packageInfo.isSecurityViolation() 1325 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1326 throw new SecurityException( 1327 "Requesting code from " + packageName 1328 + " to be run in process " 1329 + mBoundApplication.processName 1330 + "/" + mBoundApplication.appInfo.uid); 1331 } 1332 return packageInfo; 1333 } 1334 } 1335 1336 ApplicationInfo ai = null; 1337 try { 1338 ai = getPackageManager().getApplicationInfo(packageName, 1339 PackageManager.GET_SHARED_LIBRARY_FILES); 1340 } catch (RemoteException e) { 1341 } 1342 1343 if (ai != null) { 1344 return getPackageInfo(ai, flags); 1345 } 1346 1347 return null; 1348 } 1349 1350 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1351 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1352 boolean securityViolation = includeCode && ai.uid != 0 1353 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1354 ? ai.uid != mBoundApplication.appInfo.uid : true); 1355 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1356 |Context.CONTEXT_IGNORE_SECURITY)) 1357 == Context.CONTEXT_INCLUDE_CODE) { 1358 if (securityViolation) { 1359 String msg = "Requesting code from " + ai.packageName 1360 + " (with uid " + ai.uid + ")"; 1361 if (mBoundApplication != null) { 1362 msg = msg + " to be run in process " 1363 + mBoundApplication.processName + " (with uid " 1364 + mBoundApplication.appInfo.uid + ")"; 1365 } 1366 throw new SecurityException(msg); 1367 } 1368 } 1369 return getPackageInfo(ai, null, securityViolation, includeCode); 1370 } 1371 1372 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1373 return getPackageInfo(ai, null, false, true); 1374 } 1375 1376 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1377 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1378 synchronized (mPackages) { 1379 WeakReference<LoadedApk> ref; 1380 if (includeCode) { 1381 ref = mPackages.get(aInfo.packageName); 1382 } else { 1383 ref = mResourcePackages.get(aInfo.packageName); 1384 } 1385 LoadedApk packageInfo = ref != null ? ref.get() : null; 1386 if (packageInfo == null || (packageInfo.mResources != null 1387 && !packageInfo.mResources.getAssets().isUpToDate())) { 1388 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1389 : "Loading resource-only package ") + aInfo.packageName 1390 + " (in " + (mBoundApplication != null 1391 ? mBoundApplication.processName : null) 1392 + ")"); 1393 packageInfo = 1394 new LoadedApk(this, aInfo, this, baseLoader, 1395 securityViolation, includeCode && 1396 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1397 if (includeCode) { 1398 mPackages.put(aInfo.packageName, 1399 new WeakReference<LoadedApk>(packageInfo)); 1400 } else { 1401 mResourcePackages.put(aInfo.packageName, 1402 new WeakReference<LoadedApk>(packageInfo)); 1403 } 1404 } 1405 return packageInfo; 1406 } 1407 } 1408 1409 ActivityThread() { 1410 } 1411 1412 public ApplicationThread getApplicationThread() 1413 { 1414 return mAppThread; 1415 } 1416 1417 public Instrumentation getInstrumentation() 1418 { 1419 return mInstrumentation; 1420 } 1421 1422 public Configuration getConfiguration() { 1423 return mConfiguration; 1424 } 1425 1426 public boolean isProfiling() { 1427 return mBoundApplication != null && mBoundApplication.profileFile != null; 1428 } 1429 1430 public String getProfileFilePath() { 1431 return mBoundApplication.profileFile; 1432 } 1433 1434 public Looper getLooper() { 1435 return mLooper; 1436 } 1437 1438 public Application getApplication() { 1439 return mInitialApplication; 1440 } 1441 1442 public String getProcessName() { 1443 return mBoundApplication.processName; 1444 } 1445 1446 public ContextImpl getSystemContext() { 1447 synchronized (this) { 1448 if (mSystemContext == null) { 1449 ContextImpl context = 1450 ContextImpl.createSystemContext(this); 1451 LoadedApk info = new LoadedApk(this, "android", context, null); 1452 context.init(info, null, this); 1453 context.getResources().updateConfiguration( 1454 getConfiguration(), getDisplayMetricsLocked(false)); 1455 mSystemContext = context; 1456 //Slog.i(TAG, "Created system resources " + context.getResources() 1457 // + ": " + context.getResources().getConfiguration()); 1458 } 1459 } 1460 return mSystemContext; 1461 } 1462 1463 public void installSystemApplicationInfo(ApplicationInfo info) { 1464 synchronized (this) { 1465 ContextImpl context = getSystemContext(); 1466 context.init(new LoadedApk(this, "android", context, info), null, this); 1467 } 1468 } 1469 1470 void ensureJitEnabled() { 1471 if (!mJitEnabled) { 1472 mJitEnabled = true; 1473 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1474 } 1475 } 1476 1477 void scheduleGcIdler() { 1478 if (!mGcIdlerScheduled) { 1479 mGcIdlerScheduled = true; 1480 Looper.myQueue().addIdleHandler(mGcIdler); 1481 } 1482 mH.removeMessages(H.GC_WHEN_IDLE); 1483 } 1484 1485 void unscheduleGcIdler() { 1486 if (mGcIdlerScheduled) { 1487 mGcIdlerScheduled = false; 1488 Looper.myQueue().removeIdleHandler(mGcIdler); 1489 } 1490 mH.removeMessages(H.GC_WHEN_IDLE); 1491 } 1492 1493 void doGcIfNeeded() { 1494 mGcIdlerScheduled = false; 1495 final long now = SystemClock.uptimeMillis(); 1496 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1497 // + "m now=" + now); 1498 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1499 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1500 BinderInternal.forceGc("bg"); 1501 } 1502 } 1503 1504 public final ActivityInfo resolveActivityInfo(Intent intent) { 1505 ActivityInfo aInfo = intent.resolveActivityInfo( 1506 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1507 if (aInfo == null) { 1508 // Throw an exception. 1509 Instrumentation.checkStartActivityResult( 1510 IActivityManager.START_CLASS_NOT_FOUND, intent); 1511 } 1512 return aInfo; 1513 } 1514 1515 public final Activity startActivityNow(Activity parent, String id, 1516 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1517 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1518 ActivityClientRecord r = new ActivityClientRecord(); 1519 r.token = token; 1520 r.ident = 0; 1521 r.intent = intent; 1522 r.state = state; 1523 r.parent = parent; 1524 r.embeddedID = id; 1525 r.activityInfo = activityInfo; 1526 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1527 if (localLOGV) { 1528 ComponentName compname = intent.getComponent(); 1529 String name; 1530 if (compname != null) { 1531 name = compname.toShortString(); 1532 } else { 1533 name = "(Intent " + intent + ").getComponent() returned null"; 1534 } 1535 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1536 + ", comp=" + name 1537 + ", token=" + token); 1538 } 1539 return performLaunchActivity(r, null); 1540 } 1541 1542 public final Activity getActivity(IBinder token) { 1543 return mActivities.get(token).activity; 1544 } 1545 1546 public final void sendActivityResult( 1547 IBinder token, String id, int requestCode, 1548 int resultCode, Intent data) { 1549 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1550 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1551 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1552 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1553 mAppThread.scheduleSendResult(token, list); 1554 } 1555 1556 // if the thread hasn't started yet, we don't have the handler, so just 1557 // save the messages until we're ready. 1558 private final void queueOrSendMessage(int what, Object obj) { 1559 queueOrSendMessage(what, obj, 0, 0); 1560 } 1561 1562 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1563 queueOrSendMessage(what, obj, arg1, 0); 1564 } 1565 1566 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1567 synchronized (this) { 1568 if (DEBUG_MESSAGES) Slog.v( 1569 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1570 + ": " + arg1 + " / " + obj); 1571 Message msg = Message.obtain(); 1572 msg.what = what; 1573 msg.obj = obj; 1574 msg.arg1 = arg1; 1575 msg.arg2 = arg2; 1576 mH.sendMessage(msg); 1577 } 1578 } 1579 1580 final void scheduleContextCleanup(ContextImpl context, String who, 1581 String what) { 1582 ContextCleanupInfo cci = new ContextCleanupInfo(); 1583 cci.context = context; 1584 cci.who = who; 1585 cci.what = what; 1586 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1587 } 1588 1589 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1590 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1591 1592 ActivityInfo aInfo = r.activityInfo; 1593 if (r.packageInfo == null) { 1594 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1595 Context.CONTEXT_INCLUDE_CODE); 1596 } 1597 1598 ComponentName component = r.intent.getComponent(); 1599 if (component == null) { 1600 component = r.intent.resolveActivity( 1601 mInitialApplication.getPackageManager()); 1602 r.intent.setComponent(component); 1603 } 1604 1605 if (r.activityInfo.targetActivity != null) { 1606 component = new ComponentName(r.activityInfo.packageName, 1607 r.activityInfo.targetActivity); 1608 } 1609 1610 Activity activity = null; 1611 try { 1612 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1613 activity = mInstrumentation.newActivity( 1614 cl, component.getClassName(), r.intent); 1615 r.intent.setExtrasClassLoader(cl); 1616 if (r.state != null) { 1617 r.state.setClassLoader(cl); 1618 } 1619 } catch (Exception e) { 1620 if (!mInstrumentation.onException(activity, e)) { 1621 throw new RuntimeException( 1622 "Unable to instantiate activity " + component 1623 + ": " + e.toString(), e); 1624 } 1625 } 1626 1627 try { 1628 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1629 1630 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1631 if (localLOGV) Slog.v( 1632 TAG, r + ": app=" + app 1633 + ", appName=" + app.getPackageName() 1634 + ", pkg=" + r.packageInfo.getPackageName() 1635 + ", comp=" + r.intent.getComponent().toShortString() 1636 + ", dir=" + r.packageInfo.getAppDir()); 1637 1638 if (activity != null) { 1639 ContextImpl appContext = new ContextImpl(); 1640 appContext.init(r.packageInfo, r.token, this); 1641 appContext.setOuterContext(activity); 1642 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1643 Configuration config = new Configuration(mConfiguration); 1644 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1645 + r.activityInfo.name + " with config " + config); 1646 activity.attach(appContext, this, getInstrumentation(), r.token, 1647 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1648 r.embeddedID, r.lastNonConfigurationInstances, config); 1649 1650 if (customIntent != null) { 1651 activity.mIntent = customIntent; 1652 } 1653 r.lastNonConfigurationInstances = null; 1654 activity.mStartedActivity = false; 1655 int theme = r.activityInfo.getThemeResource(); 1656 if (theme != 0) { 1657 activity.setTheme(theme); 1658 } 1659 1660 activity.mCalled = false; 1661 mInstrumentation.callActivityOnCreate(activity, r.state); 1662 if (!activity.mCalled) { 1663 throw new SuperNotCalledException( 1664 "Activity " + r.intent.getComponent().toShortString() + 1665 " did not call through to super.onCreate()"); 1666 } 1667 r.activity = activity; 1668 r.stopped = true; 1669 if (!r.activity.mFinished) { 1670 activity.performStart(); 1671 r.stopped = false; 1672 } 1673 if (!r.activity.mFinished) { 1674 if (r.state != null) { 1675 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1676 } 1677 } 1678 if (!r.activity.mFinished) { 1679 activity.mCalled = false; 1680 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1681 if (!activity.mCalled) { 1682 throw new SuperNotCalledException( 1683 "Activity " + r.intent.getComponent().toShortString() + 1684 " did not call through to super.onPostCreate()"); 1685 } 1686 } 1687 } 1688 r.paused = true; 1689 1690 mActivities.put(r.token, r); 1691 1692 } catch (SuperNotCalledException e) { 1693 throw e; 1694 1695 } catch (Exception e) { 1696 if (!mInstrumentation.onException(activity, e)) { 1697 throw new RuntimeException( 1698 "Unable to start activity " + component 1699 + ": " + e.toString(), e); 1700 } 1701 } 1702 1703 return activity; 1704 } 1705 1706 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1707 // If we are getting ready to gc after going to the background, well 1708 // we are back active so skip it. 1709 unscheduleGcIdler(); 1710 1711 if (localLOGV) Slog.v( 1712 TAG, "Handling launch of " + r); 1713 Activity a = performLaunchActivity(r, customIntent); 1714 1715 if (a != null) { 1716 r.createdConfig = new Configuration(mConfiguration); 1717 Bundle oldState = r.state; 1718 handleResumeActivity(r.token, false, r.isForward); 1719 1720 if (!r.activity.mFinished && r.startsNotResumed) { 1721 // The activity manager actually wants this one to start out 1722 // paused, because it needs to be visible but isn't in the 1723 // foreground. We accomplish this by going through the 1724 // normal startup (because activities expect to go through 1725 // onResume() the first time they run, before their window 1726 // is displayed), and then pausing it. However, in this case 1727 // we do -not- need to do the full pause cycle (of freezing 1728 // and such) because the activity manager assumes it can just 1729 // retain the current state it has. 1730 try { 1731 r.activity.mCalled = false; 1732 mInstrumentation.callActivityOnPause(r.activity); 1733 // We need to keep around the original state, in case 1734 // we need to be created again. 1735 r.state = oldState; 1736 if (!r.activity.mCalled) { 1737 throw new SuperNotCalledException( 1738 "Activity " + r.intent.getComponent().toShortString() + 1739 " did not call through to super.onPause()"); 1740 } 1741 1742 } catch (SuperNotCalledException e) { 1743 throw e; 1744 1745 } catch (Exception e) { 1746 if (!mInstrumentation.onException(r.activity, e)) { 1747 throw new RuntimeException( 1748 "Unable to pause activity " 1749 + r.intent.getComponent().toShortString() 1750 + ": " + e.toString(), e); 1751 } 1752 } 1753 r.paused = true; 1754 } 1755 } else { 1756 // If there was an error, for any reason, tell the activity 1757 // manager to stop us. 1758 try { 1759 ActivityManagerNative.getDefault() 1760 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1761 } catch (RemoteException ex) { 1762 } 1763 } 1764 } 1765 1766 private final void deliverNewIntents(ActivityClientRecord r, 1767 List<Intent> intents) { 1768 final int N = intents.size(); 1769 for (int i=0; i<N; i++) { 1770 Intent intent = intents.get(i); 1771 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1772 r.activity.mFragments.noteStateNotSaved(); 1773 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1774 } 1775 } 1776 1777 public final void performNewIntents(IBinder token, 1778 List<Intent> intents) { 1779 ActivityClientRecord r = mActivities.get(token); 1780 if (r != null) { 1781 final boolean resumed = !r.paused; 1782 if (resumed) { 1783 r.activity.mTemporaryPause = true; 1784 mInstrumentation.callActivityOnPause(r.activity); 1785 } 1786 deliverNewIntents(r, intents); 1787 if (resumed) { 1788 mInstrumentation.callActivityOnResume(r.activity); 1789 r.activity.mTemporaryPause = false; 1790 } 1791 } 1792 } 1793 1794 private final void handleNewIntent(NewIntentData data) { 1795 performNewIntents(data.token, data.intents); 1796 } 1797 1798 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1799 1800 /** 1801 * Return the Intent that's currently being handled by a 1802 * BroadcastReceiver on this thread, or null if none. 1803 * @hide 1804 */ 1805 public static Intent getIntentBeingBroadcast() { 1806 return sCurrentBroadcastIntent.get(); 1807 } 1808 1809 private final void handleReceiver(ReceiverData data) { 1810 // If we are getting ready to gc after going to the background, well 1811 // we are back active so skip it. 1812 unscheduleGcIdler(); 1813 1814 String component = data.intent.getComponent().getClassName(); 1815 1816 LoadedApk packageInfo = getPackageInfoNoCheck( 1817 data.info.applicationInfo); 1818 1819 IActivityManager mgr = ActivityManagerNative.getDefault(); 1820 1821 BroadcastReceiver receiver = null; 1822 try { 1823 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1824 data.intent.setExtrasClassLoader(cl); 1825 data.setExtrasClassLoader(cl); 1826 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1827 } catch (Exception e) { 1828 if (DEBUG_BROADCAST) Slog.i(TAG, 1829 "Finishing failed broadcast to " + data.intent.getComponent()); 1830 data.sendFinished(mgr); 1831 throw new RuntimeException( 1832 "Unable to instantiate receiver " + component 1833 + ": " + e.toString(), e); 1834 } 1835 1836 try { 1837 Application app = packageInfo.makeApplication(false, mInstrumentation); 1838 1839 if (localLOGV) Slog.v( 1840 TAG, "Performing receive of " + data.intent 1841 + ": app=" + app 1842 + ", appName=" + app.getPackageName() 1843 + ", pkg=" + packageInfo.getPackageName() 1844 + ", comp=" + data.intent.getComponent().toShortString() 1845 + ", dir=" + packageInfo.getAppDir()); 1846 1847 ContextImpl context = (ContextImpl)app.getBaseContext(); 1848 sCurrentBroadcastIntent.set(data.intent); 1849 receiver.setPendingResult(data); 1850 receiver.onReceive(context.getReceiverRestrictedContext(), 1851 data.intent); 1852 } catch (Exception e) { 1853 if (DEBUG_BROADCAST) Slog.i(TAG, 1854 "Finishing failed broadcast to " + data.intent.getComponent()); 1855 data.sendFinished(mgr); 1856 if (!mInstrumentation.onException(receiver, e)) { 1857 throw new RuntimeException( 1858 "Unable to start receiver " + component 1859 + ": " + e.toString(), e); 1860 } 1861 } finally { 1862 sCurrentBroadcastIntent.set(null); 1863 } 1864 1865 if (receiver.getPendingResult() != null) { 1866 data.finish(); 1867 } 1868 } 1869 1870 // Instantiate a BackupAgent and tell it that it's alive 1871 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1872 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1873 1874 // no longer idle; we have backup work to do 1875 unscheduleGcIdler(); 1876 1877 // instantiate the BackupAgent class named in the manifest 1878 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1879 String packageName = packageInfo.mPackageName; 1880 if (mBackupAgents.get(packageName) != null) { 1881 Slog.d(TAG, "BackupAgent " + " for " + packageName 1882 + " already exists"); 1883 return; 1884 } 1885 1886 BackupAgent agent = null; 1887 String classname = data.appInfo.backupAgentName; 1888 if (classname == null) { 1889 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1890 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1891 + packageName); 1892 return; 1893 } 1894 classname = "android.app.FullBackupAgent"; 1895 } 1896 try { 1897 IBinder binder = null; 1898 try { 1899 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1900 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1901 1902 // set up the agent's context 1903 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1904 + data.appInfo.backupAgentName); 1905 1906 ContextImpl context = new ContextImpl(); 1907 context.init(packageInfo, null, this); 1908 context.setOuterContext(agent); 1909 agent.attach(context); 1910 1911 agent.onCreate(); 1912 binder = agent.onBind(); 1913 mBackupAgents.put(packageName, agent); 1914 } catch (Exception e) { 1915 // If this is during restore, fail silently; otherwise go 1916 // ahead and let the user see the crash. 1917 Slog.e(TAG, "Agent threw during creation: " + e); 1918 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1919 throw e; 1920 } 1921 // falling through with 'binder' still null 1922 } 1923 1924 // tell the OS that we're live now 1925 try { 1926 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1927 } catch (RemoteException e) { 1928 // nothing to do. 1929 } 1930 } catch (Exception e) { 1931 throw new RuntimeException("Unable to create BackupAgent " 1932 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1933 } 1934 } 1935 1936 // Tear down a BackupAgent 1937 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1938 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1939 1940 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1941 String packageName = packageInfo.mPackageName; 1942 BackupAgent agent = mBackupAgents.get(packageName); 1943 if (agent != null) { 1944 try { 1945 agent.onDestroy(); 1946 } catch (Exception e) { 1947 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1948 e.printStackTrace(); 1949 } 1950 mBackupAgents.remove(packageName); 1951 } else { 1952 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1953 } 1954 } 1955 1956 private final void handleCreateService(CreateServiceData data) { 1957 // If we are getting ready to gc after going to the background, well 1958 // we are back active so skip it. 1959 unscheduleGcIdler(); 1960 1961 LoadedApk packageInfo = getPackageInfoNoCheck( 1962 data.info.applicationInfo); 1963 Service service = null; 1964 try { 1965 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1966 service = (Service) cl.loadClass(data.info.name).newInstance(); 1967 } catch (Exception e) { 1968 if (!mInstrumentation.onException(service, e)) { 1969 throw new RuntimeException( 1970 "Unable to instantiate service " + data.info.name 1971 + ": " + e.toString(), e); 1972 } 1973 } 1974 1975 try { 1976 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1977 1978 ContextImpl context = new ContextImpl(); 1979 context.init(packageInfo, null, this); 1980 1981 Application app = packageInfo.makeApplication(false, mInstrumentation); 1982 context.setOuterContext(service); 1983 service.attach(context, this, data.info.name, data.token, app, 1984 ActivityManagerNative.getDefault()); 1985 service.onCreate(); 1986 mServices.put(data.token, service); 1987 try { 1988 ActivityManagerNative.getDefault().serviceDoneExecuting( 1989 data.token, 0, 0, 0); 1990 } catch (RemoteException e) { 1991 // nothing to do. 1992 } 1993 } catch (Exception e) { 1994 if (!mInstrumentation.onException(service, e)) { 1995 throw new RuntimeException( 1996 "Unable to create service " + data.info.name 1997 + ": " + e.toString(), e); 1998 } 1999 } 2000 } 2001 2002 private final void handleBindService(BindServiceData data) { 2003 Service s = mServices.get(data.token); 2004 if (s != null) { 2005 try { 2006 data.intent.setExtrasClassLoader(s.getClassLoader()); 2007 try { 2008 if (!data.rebind) { 2009 IBinder binder = s.onBind(data.intent); 2010 ActivityManagerNative.getDefault().publishService( 2011 data.token, data.intent, binder); 2012 } else { 2013 s.onRebind(data.intent); 2014 ActivityManagerNative.getDefault().serviceDoneExecuting( 2015 data.token, 0, 0, 0); 2016 } 2017 ensureJitEnabled(); 2018 } catch (RemoteException ex) { 2019 } 2020 } catch (Exception e) { 2021 if (!mInstrumentation.onException(s, e)) { 2022 throw new RuntimeException( 2023 "Unable to bind to service " + s 2024 + " with " + data.intent + ": " + e.toString(), e); 2025 } 2026 } 2027 } 2028 } 2029 2030 private final void handleUnbindService(BindServiceData data) { 2031 Service s = mServices.get(data.token); 2032 if (s != null) { 2033 try { 2034 data.intent.setExtrasClassLoader(s.getClassLoader()); 2035 boolean doRebind = s.onUnbind(data.intent); 2036 try { 2037 if (doRebind) { 2038 ActivityManagerNative.getDefault().unbindFinished( 2039 data.token, data.intent, doRebind); 2040 } else { 2041 ActivityManagerNative.getDefault().serviceDoneExecuting( 2042 data.token, 0, 0, 0); 2043 } 2044 } catch (RemoteException ex) { 2045 } 2046 } catch (Exception e) { 2047 if (!mInstrumentation.onException(s, e)) { 2048 throw new RuntimeException( 2049 "Unable to unbind to service " + s 2050 + " with " + data.intent + ": " + e.toString(), e); 2051 } 2052 } 2053 } 2054 } 2055 2056 private void handleDumpService(DumpComponentInfo info) { 2057 try { 2058 Service s = mServices.get(info.token); 2059 if (s != null) { 2060 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2061 s.dump(info.fd, pw, info.args); 2062 pw.close(); 2063 } 2064 } finally { 2065 synchronized (info) { 2066 info.dumped = true; 2067 info.notifyAll(); 2068 } 2069 } 2070 } 2071 2072 private void handleDumpActivity(DumpComponentInfo info) { 2073 try { 2074 ActivityClientRecord r = mActivities.get(info.token); 2075 if (r != null && r.activity != null) { 2076 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2077 r.activity.dump(info.fd, pw, info.args); 2078 pw.close(); 2079 } 2080 } finally { 2081 synchronized (info) { 2082 info.dumped = true; 2083 info.notifyAll(); 2084 } 2085 } 2086 } 2087 2088 private final void handleServiceArgs(ServiceArgsData data) { 2089 Service s = mServices.get(data.token); 2090 if (s != null) { 2091 try { 2092 if (data.args != null) { 2093 data.args.setExtrasClassLoader(s.getClassLoader()); 2094 } 2095 int res = s.onStartCommand(data.args, data.flags, data.startId); 2096 2097 QueuedWork.waitToFinish(); 2098 2099 try { 2100 ActivityManagerNative.getDefault().serviceDoneExecuting( 2101 data.token, 1, data.startId, res); 2102 } catch (RemoteException e) { 2103 // nothing to do. 2104 } 2105 ensureJitEnabled(); 2106 } catch (Exception e) { 2107 if (!mInstrumentation.onException(s, e)) { 2108 throw new RuntimeException( 2109 "Unable to start service " + s 2110 + " with " + data.args + ": " + e.toString(), e); 2111 } 2112 } 2113 } 2114 } 2115 2116 private final void handleStopService(IBinder token) { 2117 Service s = mServices.remove(token); 2118 if (s != null) { 2119 try { 2120 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2121 s.onDestroy(); 2122 Context context = s.getBaseContext(); 2123 if (context instanceof ContextImpl) { 2124 final String who = s.getClassName(); 2125 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2126 } 2127 2128 QueuedWork.waitToFinish(); 2129 2130 try { 2131 ActivityManagerNative.getDefault().serviceDoneExecuting( 2132 token, 0, 0, 0); 2133 } catch (RemoteException e) { 2134 // nothing to do. 2135 } 2136 } catch (Exception e) { 2137 if (!mInstrumentation.onException(s, e)) { 2138 throw new RuntimeException( 2139 "Unable to stop service " + s 2140 + ": " + e.toString(), e); 2141 } 2142 } 2143 } 2144 //Slog.i(TAG, "Running services: " + mServices); 2145 } 2146 2147 public final ActivityClientRecord performResumeActivity(IBinder token, 2148 boolean clearHide) { 2149 ActivityClientRecord r = mActivities.get(token); 2150 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2151 + " finished=" + r.activity.mFinished); 2152 if (r != null && !r.activity.mFinished) { 2153 if (clearHide) { 2154 r.hideForNow = false; 2155 r.activity.mStartedActivity = false; 2156 } 2157 try { 2158 if (r.pendingIntents != null) { 2159 deliverNewIntents(r, r.pendingIntents); 2160 r.pendingIntents = null; 2161 } 2162 if (r.pendingResults != null) { 2163 deliverResults(r, r.pendingResults); 2164 r.pendingResults = null; 2165 } 2166 r.activity.performResume(); 2167 2168 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2169 r.activity.getComponentName().getClassName()); 2170 2171 r.paused = false; 2172 r.stopped = false; 2173 r.state = null; 2174 } catch (Exception e) { 2175 if (!mInstrumentation.onException(r.activity, e)) { 2176 throw new RuntimeException( 2177 "Unable to resume activity " 2178 + r.intent.getComponent().toShortString() 2179 + ": " + e.toString(), e); 2180 } 2181 } 2182 } 2183 return r; 2184 } 2185 2186 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2187 // If we are getting ready to gc after going to the background, well 2188 // we are back active so skip it. 2189 unscheduleGcIdler(); 2190 2191 ActivityClientRecord r = performResumeActivity(token, clearHide); 2192 2193 if (r != null) { 2194 final Activity a = r.activity; 2195 2196 if (localLOGV) Slog.v( 2197 TAG, "Resume " + r + " started activity: " + 2198 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2199 + ", finished: " + a.mFinished); 2200 2201 final int forwardBit = isForward ? 2202 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2203 2204 // If the window hasn't yet been added to the window manager, 2205 // and this guy didn't finish itself or start another activity, 2206 // then go ahead and add the window. 2207 boolean willBeVisible = !a.mStartedActivity; 2208 if (!willBeVisible) { 2209 try { 2210 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2211 a.getActivityToken()); 2212 } catch (RemoteException e) { 2213 } 2214 } 2215 if (r.window == null && !a.mFinished && willBeVisible) { 2216 r.window = r.activity.getWindow(); 2217 View decor = r.window.getDecorView(); 2218 decor.setVisibility(View.INVISIBLE); 2219 ViewManager wm = a.getWindowManager(); 2220 WindowManager.LayoutParams l = r.window.getAttributes(); 2221 a.mDecor = decor; 2222 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2223 l.softInputMode |= forwardBit; 2224 if (a.mVisibleFromClient) { 2225 a.mWindowAdded = true; 2226 wm.addView(decor, l); 2227 } 2228 2229 // If the window has already been added, but during resume 2230 // we started another activity, then don't yet make the 2231 // window visible. 2232 } else if (!willBeVisible) { 2233 if (localLOGV) Slog.v( 2234 TAG, "Launch " + r + " mStartedActivity set"); 2235 r.hideForNow = true; 2236 } 2237 2238 // The window is now visible if it has been added, we are not 2239 // simply finishing, and we are not starting another activity. 2240 if (!r.activity.mFinished && willBeVisible 2241 && r.activity.mDecor != null && !r.hideForNow) { 2242 if (r.newConfig != null) { 2243 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2244 + r.activityInfo.name + " with newConfig " + r.newConfig); 2245 performConfigurationChanged(r.activity, r.newConfig); 2246 r.newConfig = null; 2247 } 2248 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2249 + isForward); 2250 WindowManager.LayoutParams l = r.window.getAttributes(); 2251 if ((l.softInputMode 2252 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2253 != forwardBit) { 2254 l.softInputMode = (l.softInputMode 2255 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2256 | forwardBit; 2257 if (r.activity.mVisibleFromClient) { 2258 ViewManager wm = a.getWindowManager(); 2259 View decor = r.window.getDecorView(); 2260 wm.updateViewLayout(decor, l); 2261 } 2262 } 2263 r.activity.mVisibleFromServer = true; 2264 mNumVisibleActivities++; 2265 if (r.activity.mVisibleFromClient) { 2266 r.activity.makeVisible(); 2267 } 2268 } 2269 2270 r.nextIdle = mNewActivities; 2271 mNewActivities = r; 2272 if (localLOGV) Slog.v( 2273 TAG, "Scheduling idle handler for " + r); 2274 Looper.myQueue().addIdleHandler(new Idler()); 2275 2276 } else { 2277 // If an exception was thrown when trying to resume, then 2278 // just end this activity. 2279 try { 2280 ActivityManagerNative.getDefault() 2281 .finishActivity(token, Activity.RESULT_CANCELED, null); 2282 } catch (RemoteException ex) { 2283 } 2284 } 2285 } 2286 2287 private int mThumbnailWidth = -1; 2288 private int mThumbnailHeight = -1; 2289 2290 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2291 Bitmap thumbnail = null; 2292 try { 2293 int w = mThumbnailWidth; 2294 int h; 2295 if (w < 0) { 2296 Resources res = r.activity.getResources(); 2297 mThumbnailHeight = h = 2298 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2299 2300 mThumbnailWidth = w = 2301 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2302 } else { 2303 h = mThumbnailHeight; 2304 } 2305 2306 // On platforms where we don't want thumbnails, set dims to (0,0) 2307 if ((w > 0) && (h > 0)) { 2308 View topView = r.activity.getWindow().getDecorView(); 2309 2310 // Maximize bitmap by capturing in native aspect. 2311 if (topView.getWidth() >= topView.getHeight()) { 2312 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2313 } else { 2314 thumbnail = Bitmap.createBitmap(h, w, THUMBNAIL_FORMAT); 2315 } 2316 2317 thumbnail.eraseColor(0); 2318 Canvas cv = new Canvas(thumbnail); 2319 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2320 thumbnail = null; 2321 } 2322 } 2323 2324 } catch (Exception e) { 2325 if (!mInstrumentation.onException(r.activity, e)) { 2326 throw new RuntimeException( 2327 "Unable to create thumbnail of " 2328 + r.intent.getComponent().toShortString() 2329 + ": " + e.toString(), e); 2330 } 2331 thumbnail = null; 2332 } 2333 2334 return thumbnail; 2335 } 2336 2337 private final void handlePauseActivity(IBinder token, boolean finished, 2338 boolean userLeaving, int configChanges) { 2339 ActivityClientRecord r = mActivities.get(token); 2340 if (r != null) { 2341 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2342 if (userLeaving) { 2343 performUserLeavingActivity(r); 2344 } 2345 2346 r.activity.mConfigChangeFlags |= configChanges; 2347 Bundle state = performPauseActivity(token, finished, true); 2348 2349 // Make sure any pending writes are now committed. 2350 QueuedWork.waitToFinish(); 2351 2352 // Tell the activity manager we have paused. 2353 try { 2354 ActivityManagerNative.getDefault().activityPaused(token, state); 2355 } catch (RemoteException ex) { 2356 } 2357 } 2358 } 2359 2360 final void performUserLeavingActivity(ActivityClientRecord r) { 2361 mInstrumentation.callActivityOnUserLeaving(r.activity); 2362 } 2363 2364 final Bundle performPauseActivity(IBinder token, boolean finished, 2365 boolean saveState) { 2366 ActivityClientRecord r = mActivities.get(token); 2367 return r != null ? performPauseActivity(r, finished, saveState) : null; 2368 } 2369 2370 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2371 boolean saveState) { 2372 if (r.paused) { 2373 if (r.activity.mFinished) { 2374 // If we are finishing, we won't call onResume() in certain cases. 2375 // So here we likewise don't want to call onPause() if the activity 2376 // isn't resumed. 2377 return null; 2378 } 2379 RuntimeException e = new RuntimeException( 2380 "Performing pause of activity that is not resumed: " 2381 + r.intent.getComponent().toShortString()); 2382 Slog.e(TAG, e.getMessage(), e); 2383 } 2384 Bundle state = null; 2385 if (finished) { 2386 r.activity.mFinished = true; 2387 } 2388 try { 2389 // Next have the activity save its current state and managed dialogs... 2390 if (!r.activity.mFinished && saveState) { 2391 state = new Bundle(); 2392 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2393 r.state = state; 2394 } 2395 // Now we are idle. 2396 r.activity.mCalled = false; 2397 mInstrumentation.callActivityOnPause(r.activity); 2398 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2399 if (!r.activity.mCalled) { 2400 throw new SuperNotCalledException( 2401 "Activity " + r.intent.getComponent().toShortString() + 2402 " did not call through to super.onPause()"); 2403 } 2404 2405 } catch (SuperNotCalledException e) { 2406 throw e; 2407 2408 } catch (Exception e) { 2409 if (!mInstrumentation.onException(r.activity, e)) { 2410 throw new RuntimeException( 2411 "Unable to pause activity " 2412 + r.intent.getComponent().toShortString() 2413 + ": " + e.toString(), e); 2414 } 2415 } 2416 r.paused = true; 2417 return state; 2418 } 2419 2420 final void performStopActivity(IBinder token) { 2421 ActivityClientRecord r = mActivities.get(token); 2422 performStopActivityInner(r, null, false); 2423 } 2424 2425 private static class StopInfo { 2426 Bitmap thumbnail; 2427 CharSequence description; 2428 } 2429 2430 private final class ProviderRefCount { 2431 public int count; 2432 ProviderRefCount(int pCount) { 2433 count = pCount; 2434 } 2435 } 2436 2437 private final void performStopActivityInner(ActivityClientRecord r, 2438 StopInfo info, boolean keepShown) { 2439 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2440 if (r != null) { 2441 if (!keepShown && r.stopped) { 2442 if (r.activity.mFinished) { 2443 // If we are finishing, we won't call onResume() in certain 2444 // cases. So here we likewise don't want to call onStop() 2445 // if the activity isn't resumed. 2446 return; 2447 } 2448 RuntimeException e = new RuntimeException( 2449 "Performing stop of activity that is not resumed: " 2450 + r.intent.getComponent().toShortString()); 2451 Slog.e(TAG, e.getMessage(), e); 2452 } 2453 2454 if (info != null) { 2455 try { 2456 // First create a thumbnail for the activity... 2457 info.thumbnail = createThumbnailBitmap(r); 2458 info.description = r.activity.onCreateDescription(); 2459 } catch (Exception e) { 2460 if (!mInstrumentation.onException(r.activity, e)) { 2461 throw new RuntimeException( 2462 "Unable to save state of activity " 2463 + r.intent.getComponent().toShortString() 2464 + ": " + e.toString(), e); 2465 } 2466 } 2467 } 2468 2469 if (!keepShown) { 2470 try { 2471 // Now we are idle. 2472 r.activity.performStop(); 2473 } catch (Exception e) { 2474 if (!mInstrumentation.onException(r.activity, e)) { 2475 throw new RuntimeException( 2476 "Unable to stop activity " 2477 + r.intent.getComponent().toShortString() 2478 + ": " + e.toString(), e); 2479 } 2480 } 2481 r.stopped = true; 2482 } 2483 2484 r.paused = true; 2485 } 2486 } 2487 2488 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2489 View v = r.activity.mDecor; 2490 if (v != null) { 2491 if (show) { 2492 if (!r.activity.mVisibleFromServer) { 2493 r.activity.mVisibleFromServer = true; 2494 mNumVisibleActivities++; 2495 if (r.activity.mVisibleFromClient) { 2496 r.activity.makeVisible(); 2497 } 2498 } 2499 if (r.newConfig != null) { 2500 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2501 + r.activityInfo.name + " with new config " + r.newConfig); 2502 performConfigurationChanged(r.activity, r.newConfig); 2503 r.newConfig = null; 2504 } 2505 } else { 2506 if (r.activity.mVisibleFromServer) { 2507 r.activity.mVisibleFromServer = false; 2508 mNumVisibleActivities--; 2509 v.setVisibility(View.INVISIBLE); 2510 } 2511 } 2512 } 2513 } 2514 2515 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2516 ActivityClientRecord r = mActivities.get(token); 2517 r.activity.mConfigChangeFlags |= configChanges; 2518 2519 StopInfo info = new StopInfo(); 2520 performStopActivityInner(r, info, show); 2521 2522 if (localLOGV) Slog.v( 2523 TAG, "Finishing stop of " + r + ": show=" + show 2524 + " win=" + r.window); 2525 2526 updateVisibility(r, show); 2527 2528 // Tell activity manager we have been stopped. 2529 try { 2530 ActivityManagerNative.getDefault().activityStopped( 2531 r.token, info.thumbnail, info.description); 2532 } catch (RemoteException ex) { 2533 } 2534 } 2535 2536 final void performRestartActivity(IBinder token) { 2537 ActivityClientRecord r = mActivities.get(token); 2538 if (r.stopped) { 2539 r.activity.performRestart(); 2540 r.stopped = false; 2541 } 2542 } 2543 2544 private final void handleWindowVisibility(IBinder token, boolean show) { 2545 ActivityClientRecord r = mActivities.get(token); 2546 if (!show && !r.stopped) { 2547 performStopActivityInner(r, null, show); 2548 } else if (show && r.stopped) { 2549 // If we are getting ready to gc after going to the background, well 2550 // we are back active so skip it. 2551 unscheduleGcIdler(); 2552 2553 r.activity.performRestart(); 2554 r.stopped = false; 2555 } 2556 if (r.activity.mDecor != null) { 2557 if (Config.LOGV) Slog.v( 2558 TAG, "Handle window " + r + " visibility: " + show); 2559 updateVisibility(r, show); 2560 } 2561 } 2562 2563 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2564 final int N = results.size(); 2565 for (int i=0; i<N; i++) { 2566 ResultInfo ri = results.get(i); 2567 try { 2568 if (ri.mData != null) { 2569 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2570 } 2571 if (DEBUG_RESULTS) Slog.v(TAG, 2572 "Delivering result to activity " + r + " : " + ri); 2573 r.activity.dispatchActivityResult(ri.mResultWho, 2574 ri.mRequestCode, ri.mResultCode, ri.mData); 2575 } catch (Exception e) { 2576 if (!mInstrumentation.onException(r.activity, e)) { 2577 throw new RuntimeException( 2578 "Failure delivering result " + ri + " to activity " 2579 + r.intent.getComponent().toShortString() 2580 + ": " + e.toString(), e); 2581 } 2582 } 2583 } 2584 } 2585 2586 private final void handleSendResult(ResultData res) { 2587 ActivityClientRecord r = mActivities.get(res.token); 2588 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2589 if (r != null) { 2590 final boolean resumed = !r.paused; 2591 if (!r.activity.mFinished && r.activity.mDecor != null 2592 && r.hideForNow && resumed) { 2593 // We had hidden the activity because it started another 2594 // one... we have gotten a result back and we are not 2595 // paused, so make sure our window is visible. 2596 updateVisibility(r, true); 2597 } 2598 if (resumed) { 2599 try { 2600 // Now we are idle. 2601 r.activity.mCalled = false; 2602 r.activity.mTemporaryPause = true; 2603 mInstrumentation.callActivityOnPause(r.activity); 2604 if (!r.activity.mCalled) { 2605 throw new SuperNotCalledException( 2606 "Activity " + r.intent.getComponent().toShortString() 2607 + " did not call through to super.onPause()"); 2608 } 2609 } catch (SuperNotCalledException e) { 2610 throw e; 2611 } catch (Exception e) { 2612 if (!mInstrumentation.onException(r.activity, e)) { 2613 throw new RuntimeException( 2614 "Unable to pause activity " 2615 + r.intent.getComponent().toShortString() 2616 + ": " + e.toString(), e); 2617 } 2618 } 2619 } 2620 deliverResults(r, res.results); 2621 if (resumed) { 2622 mInstrumentation.callActivityOnResume(r.activity); 2623 r.activity.mTemporaryPause = false; 2624 } 2625 } 2626 } 2627 2628 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2629 return performDestroyActivity(token, finishing, 0, false); 2630 } 2631 2632 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2633 int configChanges, boolean getNonConfigInstance) { 2634 ActivityClientRecord r = mActivities.get(token); 2635 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2636 if (r != null) { 2637 r.activity.mConfigChangeFlags |= configChanges; 2638 if (finishing) { 2639 r.activity.mFinished = true; 2640 } 2641 if (getNonConfigInstance) { 2642 r.activity.mChangingConfigurations = true; 2643 } 2644 if (!r.paused) { 2645 try { 2646 r.activity.mCalled = false; 2647 mInstrumentation.callActivityOnPause(r.activity); 2648 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2649 r.activity.getComponentName().getClassName()); 2650 if (!r.activity.mCalled) { 2651 throw new SuperNotCalledException( 2652 "Activity " + safeToComponentShortString(r.intent) 2653 + " did not call through to super.onPause()"); 2654 } 2655 } catch (SuperNotCalledException e) { 2656 throw e; 2657 } catch (Exception e) { 2658 if (!mInstrumentation.onException(r.activity, e)) { 2659 throw new RuntimeException( 2660 "Unable to pause activity " 2661 + safeToComponentShortString(r.intent) 2662 + ": " + e.toString(), e); 2663 } 2664 } 2665 r.paused = true; 2666 } 2667 if (!r.stopped) { 2668 try { 2669 r.activity.performStop(); 2670 } catch (SuperNotCalledException e) { 2671 throw e; 2672 } catch (Exception e) { 2673 if (!mInstrumentation.onException(r.activity, e)) { 2674 throw new RuntimeException( 2675 "Unable to stop activity " 2676 + safeToComponentShortString(r.intent) 2677 + ": " + e.toString(), e); 2678 } 2679 } 2680 r.stopped = true; 2681 } 2682 if (getNonConfigInstance) { 2683 try { 2684 r.lastNonConfigurationInstances 2685 = r.activity.retainNonConfigurationInstances(); 2686 } catch (Exception e) { 2687 if (!mInstrumentation.onException(r.activity, e)) { 2688 throw new RuntimeException( 2689 "Unable to retain activity " 2690 + r.intent.getComponent().toShortString() 2691 + ": " + e.toString(), e); 2692 } 2693 } 2694 } 2695 try { 2696 r.activity.mCalled = false; 2697 mInstrumentation.callActivityOnDestroy(r.activity); 2698 if (!r.activity.mCalled) { 2699 throw new SuperNotCalledException( 2700 "Activity " + safeToComponentShortString(r.intent) + 2701 " did not call through to super.onDestroy()"); 2702 } 2703 if (r.window != null) { 2704 r.window.closeAllPanels(); 2705 } 2706 } catch (SuperNotCalledException e) { 2707 throw e; 2708 } catch (Exception e) { 2709 if (!mInstrumentation.onException(r.activity, e)) { 2710 throw new RuntimeException( 2711 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2712 + ": " + e.toString(), e); 2713 } 2714 } 2715 } 2716 mActivities.remove(token); 2717 2718 return r; 2719 } 2720 2721 private static String safeToComponentShortString(Intent intent) { 2722 ComponentName component = intent.getComponent(); 2723 return component == null ? "[Unknown]" : component.toShortString(); 2724 } 2725 2726 private final void handleDestroyActivity(IBinder token, boolean finishing, 2727 int configChanges, boolean getNonConfigInstance) { 2728 ActivityClientRecord r = performDestroyActivity(token, finishing, 2729 configChanges, getNonConfigInstance); 2730 if (r != null) { 2731 WindowManager wm = r.activity.getWindowManager(); 2732 View v = r.activity.mDecor; 2733 if (v != null) { 2734 if (r.activity.mVisibleFromServer) { 2735 mNumVisibleActivities--; 2736 } 2737 IBinder wtoken = v.getWindowToken(); 2738 if (r.activity.mWindowAdded) { 2739 wm.removeViewImmediate(v); 2740 } 2741 if (wtoken != null) { 2742 WindowManagerImpl.getDefault().closeAll(wtoken, 2743 r.activity.getClass().getName(), "Activity"); 2744 } 2745 r.activity.mDecor = null; 2746 } 2747 WindowManagerImpl.getDefault().closeAll(token, 2748 r.activity.getClass().getName(), "Activity"); 2749 2750 // Mocked out contexts won't be participating in the normal 2751 // process lifecycle, but if we're running with a proper 2752 // ApplicationContext we need to have it tear down things 2753 // cleanly. 2754 Context c = r.activity.getBaseContext(); 2755 if (c instanceof ContextImpl) { 2756 ((ContextImpl) c).scheduleFinalCleanup( 2757 r.activity.getClass().getName(), "Activity"); 2758 } 2759 } 2760 if (finishing) { 2761 try { 2762 ActivityManagerNative.getDefault().activityDestroyed(token); 2763 } catch (RemoteException ex) { 2764 // If the system process has died, it's game over for everyone. 2765 } 2766 } 2767 } 2768 2769 private final void handleRelaunchActivity(ActivityClientRecord tmp, int configChanges) { 2770 // If we are getting ready to gc after going to the background, well 2771 // we are back active so skip it. 2772 unscheduleGcIdler(); 2773 2774 Configuration changedConfig = null; 2775 2776 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2777 + tmp.token + " with configChanges=0x" 2778 + Integer.toHexString(configChanges)); 2779 2780 // First: make sure we have the most recent configuration and most 2781 // recent version of the activity, or skip it if some previous call 2782 // had taken a more recent version. 2783 synchronized (mPackages) { 2784 int N = mRelaunchingActivities.size(); 2785 IBinder token = tmp.token; 2786 tmp = null; 2787 for (int i=0; i<N; i++) { 2788 ActivityClientRecord r = mRelaunchingActivities.get(i); 2789 if (r.token == token) { 2790 tmp = r; 2791 mRelaunchingActivities.remove(i); 2792 i--; 2793 N--; 2794 } 2795 } 2796 2797 if (tmp == null) { 2798 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2799 return; 2800 } 2801 2802 if (mPendingConfiguration != null) { 2803 changedConfig = mPendingConfiguration; 2804 mPendingConfiguration = null; 2805 } 2806 } 2807 2808 if (tmp.createdConfig != null) { 2809 // If the activity manager is passing us its current config, 2810 // assume that is really what we want regardless of what we 2811 // may have pending. 2812 if (mConfiguration == null 2813 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2814 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2815 if (changedConfig == null 2816 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2817 changedConfig = tmp.createdConfig; 2818 } 2819 } 2820 } 2821 2822 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2823 + tmp.token + ": changedConfig=" + changedConfig); 2824 2825 // If there was a pending configuration change, execute it first. 2826 if (changedConfig != null) { 2827 handleConfigurationChanged(changedConfig); 2828 } 2829 2830 ActivityClientRecord r = mActivities.get(tmp.token); 2831 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2832 if (r == null) { 2833 return; 2834 } 2835 2836 r.activity.mConfigChangeFlags |= configChanges; 2837 Intent currentIntent = r.activity.mIntent; 2838 2839 Bundle savedState = null; 2840 if (!r.paused) { 2841 savedState = performPauseActivity(r.token, false, true); 2842 } 2843 2844 handleDestroyActivity(r.token, false, configChanges, true); 2845 2846 r.activity = null; 2847 r.window = null; 2848 r.hideForNow = false; 2849 r.nextIdle = null; 2850 // Merge any pending results and pending intents; don't just replace them 2851 if (tmp.pendingResults != null) { 2852 if (r.pendingResults == null) { 2853 r.pendingResults = tmp.pendingResults; 2854 } else { 2855 r.pendingResults.addAll(tmp.pendingResults); 2856 } 2857 } 2858 if (tmp.pendingIntents != null) { 2859 if (r.pendingIntents == null) { 2860 r.pendingIntents = tmp.pendingIntents; 2861 } else { 2862 r.pendingIntents.addAll(tmp.pendingIntents); 2863 } 2864 } 2865 r.startsNotResumed = tmp.startsNotResumed; 2866 if (savedState != null) { 2867 r.state = savedState; 2868 } 2869 2870 handleLaunchActivity(r, currentIntent); 2871 } 2872 2873 private final void handleRequestThumbnail(IBinder token) { 2874 ActivityClientRecord r = mActivities.get(token); 2875 Bitmap thumbnail = createThumbnailBitmap(r); 2876 CharSequence description = null; 2877 try { 2878 description = r.activity.onCreateDescription(); 2879 } catch (Exception e) { 2880 if (!mInstrumentation.onException(r.activity, e)) { 2881 throw new RuntimeException( 2882 "Unable to create description of activity " 2883 + r.intent.getComponent().toShortString() 2884 + ": " + e.toString(), e); 2885 } 2886 } 2887 //System.out.println("Reporting top thumbnail " + thumbnail); 2888 try { 2889 ActivityManagerNative.getDefault().reportThumbnail( 2890 token, thumbnail, description); 2891 } catch (RemoteException ex) { 2892 } 2893 } 2894 2895 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 2896 boolean allActivities, Configuration newConfig) { 2897 ArrayList<ComponentCallbacks> callbacks 2898 = new ArrayList<ComponentCallbacks>(); 2899 2900 if (mActivities.size() > 0) { 2901 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 2902 while (it.hasNext()) { 2903 ActivityClientRecord ar = it.next(); 2904 Activity a = ar.activity; 2905 if (a != null) { 2906 if (!ar.activity.mFinished && (allActivities || 2907 (a != null && !ar.paused))) { 2908 // If the activity is currently resumed, its configuration 2909 // needs to change right now. 2910 callbacks.add(a); 2911 } else if (newConfig != null) { 2912 // Otherwise, we will tell it about the change 2913 // the next time it is resumed or shown. Note that 2914 // the activity manager may, before then, decide the 2915 // activity needs to be destroyed to handle its new 2916 // configuration. 2917 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 2918 + ar.activityInfo.name + " newConfig=" + newConfig); 2919 ar.newConfig = newConfig; 2920 } 2921 } 2922 } 2923 } 2924 if (mServices.size() > 0) { 2925 Iterator<Service> it = mServices.values().iterator(); 2926 while (it.hasNext()) { 2927 callbacks.add(it.next()); 2928 } 2929 } 2930 synchronized (mProviderMap) { 2931 if (mLocalProviders.size() > 0) { 2932 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 2933 while (it.hasNext()) { 2934 callbacks.add(it.next().mLocalProvider); 2935 } 2936 } 2937 } 2938 final int N = mAllApplications.size(); 2939 for (int i=0; i<N; i++) { 2940 callbacks.add(mAllApplications.get(i)); 2941 } 2942 2943 return callbacks; 2944 } 2945 2946 private final void performConfigurationChanged( 2947 ComponentCallbacks cb, Configuration config) { 2948 // Only for Activity objects, check that they actually call up to their 2949 // superclass implementation. ComponentCallbacks is an interface, so 2950 // we check the runtime type and act accordingly. 2951 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 2952 if (activity != null) { 2953 activity.mCalled = false; 2954 } 2955 2956 boolean shouldChangeConfig = false; 2957 if ((activity == null) || (activity.mCurrentConfig == null)) { 2958 shouldChangeConfig = true; 2959 } else { 2960 2961 // If the new config is the same as the config this Activity 2962 // is already running with then don't bother calling 2963 // onConfigurationChanged 2964 int diff = activity.mCurrentConfig.diff(config); 2965 if (diff != 0) { 2966 2967 // If this activity doesn't handle any of the config changes 2968 // then don't bother calling onConfigurationChanged as we're 2969 // going to destroy it. 2970 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 2971 shouldChangeConfig = true; 2972 } 2973 } 2974 } 2975 2976 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 2977 + ": shouldChangeConfig=" + shouldChangeConfig); 2978 if (shouldChangeConfig) { 2979 cb.onConfigurationChanged(config); 2980 2981 if (activity != null) { 2982 if (!activity.mCalled) { 2983 throw new SuperNotCalledException( 2984 "Activity " + activity.getLocalClassName() + 2985 " did not call through to super.onConfigurationChanged()"); 2986 } 2987 activity.mConfigChangeFlags = 0; 2988 activity.mCurrentConfig = new Configuration(config); 2989 } 2990 } 2991 } 2992 2993 final boolean applyConfigurationToResourcesLocked(Configuration config) { 2994 if (mResConfiguration == null) { 2995 mResConfiguration = new Configuration(); 2996 } 2997 if (!mResConfiguration.isOtherSeqNewer(config)) { 2998 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 2999 + mResConfiguration.seq + ", newSeq=" + config.seq); 3000 return false; 3001 } 3002 int changes = mResConfiguration.updateFrom(config); 3003 DisplayMetrics dm = getDisplayMetricsLocked(true); 3004 3005 // set it for java, this also affects newly created Resources 3006 if (config.locale != null) { 3007 Locale.setDefault(config.locale); 3008 } 3009 3010 Resources.updateSystemConfiguration(config, dm); 3011 3012 ApplicationPackageManager.configurationChanged(); 3013 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3014 3015 Iterator<WeakReference<Resources>> it = 3016 mActiveResources.values().iterator(); 3017 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3018 // mActiveResources.entrySet().iterator(); 3019 while (it.hasNext()) { 3020 WeakReference<Resources> v = it.next(); 3021 Resources r = v.get(); 3022 if (r != null) { 3023 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3024 + r + " config to: " + config); 3025 r.updateConfiguration(config, dm); 3026 //Slog.i(TAG, "Updated app resources " + v.getKey() 3027 // + " " + r + ": " + r.getConfiguration()); 3028 } else { 3029 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3030 it.remove(); 3031 } 3032 } 3033 3034 return changes != 0; 3035 } 3036 3037 final void handleConfigurationChanged(Configuration config) { 3038 3039 ArrayList<ComponentCallbacks> callbacks = null; 3040 3041 synchronized (mPackages) { 3042 if (mPendingConfiguration != null) { 3043 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3044 config = mPendingConfiguration; 3045 } 3046 mPendingConfiguration = null; 3047 } 3048 3049 if (config == null) { 3050 return; 3051 } 3052 3053 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3054 + config); 3055 3056 applyConfigurationToResourcesLocked(config); 3057 3058 if (mConfiguration == null) { 3059 mConfiguration = new Configuration(); 3060 } 3061 if (!mConfiguration.isOtherSeqNewer(config)) { 3062 return; 3063 } 3064 mConfiguration.updateFrom(config); 3065 3066 callbacks = collectComponentCallbacksLocked(false, config); 3067 } 3068 3069 if (callbacks != null) { 3070 final int N = callbacks.size(); 3071 for (int i=0; i<N; i++) { 3072 performConfigurationChanged(callbacks.get(i), config); 3073 } 3074 } 3075 } 3076 3077 final void handleActivityConfigurationChanged(IBinder token) { 3078 ActivityClientRecord r = mActivities.get(token); 3079 if (r == null || r.activity == null) { 3080 return; 3081 } 3082 3083 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3084 + r.activityInfo.name); 3085 3086 performConfigurationChanged(r.activity, mConfiguration); 3087 } 3088 3089 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3090 if (start) { 3091 try { 3092 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3093 8 * 1024 * 1024, 0); 3094 } catch (RuntimeException e) { 3095 Slog.w(TAG, "Profiling failed on path " + pcd.path 3096 + " -- can the process access this path?"); 3097 } finally { 3098 try { 3099 pcd.fd.close(); 3100 } catch (IOException e) { 3101 Slog.w(TAG, "Failure closing profile fd", e); 3102 } 3103 } 3104 } else { 3105 Debug.stopMethodTracing(); 3106 } 3107 } 3108 3109 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3110 if (managed) { 3111 try { 3112 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3113 } catch (IOException e) { 3114 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3115 + " -- can the process access this path?"); 3116 } finally { 3117 try { 3118 dhd.fd.close(); 3119 } catch (IOException e) { 3120 Slog.w(TAG, "Failure closing profile fd", e); 3121 } 3122 } 3123 } else { 3124 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3125 } 3126 } 3127 3128 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3129 boolean hasPkgInfo = false; 3130 if (packages != null) { 3131 for (int i=packages.length-1; i>=0; i--) { 3132 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3133 if (!hasPkgInfo) { 3134 WeakReference<LoadedApk> ref; 3135 ref = mPackages.get(packages[i]); 3136 if (ref != null && ref.get() != null) { 3137 hasPkgInfo = true; 3138 } else { 3139 ref = mResourcePackages.get(packages[i]); 3140 if (ref != null && ref.get() != null) { 3141 hasPkgInfo = true; 3142 } 3143 } 3144 } 3145 mPackages.remove(packages[i]); 3146 mResourcePackages.remove(packages[i]); 3147 } 3148 } 3149 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3150 hasPkgInfo); 3151 } 3152 3153 final void handleLowMemory() { 3154 ArrayList<ComponentCallbacks> callbacks 3155 = new ArrayList<ComponentCallbacks>(); 3156 3157 synchronized (mPackages) { 3158 callbacks = collectComponentCallbacksLocked(true, null); 3159 } 3160 3161 final int N = callbacks.size(); 3162 for (int i=0; i<N; i++) { 3163 callbacks.get(i).onLowMemory(); 3164 } 3165 3166 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3167 if (Process.myUid() != Process.SYSTEM_UID) { 3168 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3169 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3170 } 3171 3172 // Ask graphics to free up as much as possible (font/image caches) 3173 Canvas.freeCaches(); 3174 3175 BinderInternal.forceGc("mem"); 3176 } 3177 3178 private final void handleBindApplication(AppBindData data) { 3179 mBoundApplication = data; 3180 mConfiguration = new Configuration(data.config); 3181 3182 // send up app name; do this *before* waiting for debugger 3183 Process.setArgV0(data.processName); 3184 android.ddm.DdmHandleAppName.setAppName(data.processName); 3185 3186 /* 3187 * Before spawning a new process, reset the time zone to be the system time zone. 3188 * This needs to be done because the system time zone could have changed after the 3189 * the spawning of this process. Without doing this this process would have the incorrect 3190 * system time zone. 3191 */ 3192 TimeZone.setDefault(null); 3193 3194 /* 3195 * Initialize the default locale in this process for the reasons we set the time zone. 3196 */ 3197 Locale.setDefault(data.config.locale); 3198 3199 /* 3200 * Update the system configuration since its preloaded and might not 3201 * reflect configuration changes. The configuration object passed 3202 * in AppBindData can be safely assumed to be up to date 3203 */ 3204 Resources.getSystem().updateConfiguration(mConfiguration, null); 3205 3206 data.info = getPackageInfoNoCheck(data.appInfo); 3207 3208 /** 3209 * For system applications on userdebug/eng builds, log stack 3210 * traces of disk and network access to dropbox for analysis. 3211 */ 3212 if ((data.appInfo.flags & 3213 (ApplicationInfo.FLAG_SYSTEM | 3214 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3215 StrictMode.conditionallyEnableDebugLogging(); 3216 } 3217 3218 /** 3219 * For apps targetting SDK Honeycomb or later, we don't allow 3220 * network usage on the main event loop / UI thread. 3221 * 3222 * Note to those grepping: this is what ultimately throws 3223 * NetworkOnMainThreadException ... 3224 */ 3225 if (data.appInfo.targetSdkVersion > 9) { 3226 StrictMode.enableDeathOnNetwork(); 3227 } 3228 3229 /** 3230 * Switch this process to density compatibility mode if needed. 3231 */ 3232 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3233 == 0) { 3234 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3235 } 3236 3237 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3238 // XXX should have option to change the port. 3239 Debug.changeDebugPort(8100); 3240 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3241 Slog.w(TAG, "Application " + data.info.getPackageName() 3242 + " is waiting for the debugger on port 8100..."); 3243 3244 IActivityManager mgr = ActivityManagerNative.getDefault(); 3245 try { 3246 mgr.showWaitingForDebugger(mAppThread, true); 3247 } catch (RemoteException ex) { 3248 } 3249 3250 Debug.waitForDebugger(); 3251 3252 try { 3253 mgr.showWaitingForDebugger(mAppThread, false); 3254 } catch (RemoteException ex) { 3255 } 3256 3257 } else { 3258 Slog.w(TAG, "Application " + data.info.getPackageName() 3259 + " can be debugged on port 8100..."); 3260 } 3261 } 3262 3263 /** 3264 * Initialize the default http proxy in this process for the reasons we set the time zone. 3265 */ 3266 IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); 3267 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); 3268 try { 3269 ProxyProperties proxyProperties = service.getProxy(); 3270 Proxy.setHttpProxySystemProperty(proxyProperties); 3271 } catch (RemoteException e) {} 3272 3273 if (data.instrumentationName != null) { 3274 ContextImpl appContext = new ContextImpl(); 3275 appContext.init(data.info, null, this); 3276 InstrumentationInfo ii = null; 3277 try { 3278 ii = appContext.getPackageManager(). 3279 getInstrumentationInfo(data.instrumentationName, 0); 3280 } catch (PackageManager.NameNotFoundException e) { 3281 } 3282 if (ii == null) { 3283 throw new RuntimeException( 3284 "Unable to find instrumentation info for: " 3285 + data.instrumentationName); 3286 } 3287 3288 mInstrumentationAppDir = ii.sourceDir; 3289 mInstrumentationAppPackage = ii.packageName; 3290 mInstrumentedAppDir = data.info.getAppDir(); 3291 3292 ApplicationInfo instrApp = new ApplicationInfo(); 3293 instrApp.packageName = ii.packageName; 3294 instrApp.sourceDir = ii.sourceDir; 3295 instrApp.publicSourceDir = ii.publicSourceDir; 3296 instrApp.dataDir = ii.dataDir; 3297 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3298 LoadedApk pi = getPackageInfo(instrApp, 3299 appContext.getClassLoader(), false, true); 3300 ContextImpl instrContext = new ContextImpl(); 3301 instrContext.init(pi, null, this); 3302 3303 try { 3304 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3305 mInstrumentation = (Instrumentation) 3306 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3307 } catch (Exception e) { 3308 throw new RuntimeException( 3309 "Unable to instantiate instrumentation " 3310 + data.instrumentationName + ": " + e.toString(), e); 3311 } 3312 3313 mInstrumentation.init(this, instrContext, appContext, 3314 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3315 3316 if (data.profileFile != null && !ii.handleProfiling) { 3317 data.handlingProfiling = true; 3318 File file = new File(data.profileFile); 3319 file.getParentFile().mkdirs(); 3320 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3321 } 3322 3323 try { 3324 mInstrumentation.onCreate(data.instrumentationArgs); 3325 } 3326 catch (Exception e) { 3327 throw new RuntimeException( 3328 "Exception thrown in onCreate() of " 3329 + data.instrumentationName + ": " + e.toString(), e); 3330 } 3331 3332 } else { 3333 mInstrumentation = new Instrumentation(); 3334 } 3335 3336 // If the app is being launched for full backup or restore, bring it up in 3337 // a restricted environment with the base application class. 3338 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3339 mInitialApplication = app; 3340 3341 List<ProviderInfo> providers = data.providers; 3342 if (providers != null) { 3343 installContentProviders(app, providers); 3344 // For process that contain content providers, we want to 3345 // ensure that the JIT is enabled "at some point". 3346 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3347 } 3348 3349 try { 3350 mInstrumentation.callApplicationOnCreate(app); 3351 } catch (Exception e) { 3352 if (!mInstrumentation.onException(app, e)) { 3353 throw new RuntimeException( 3354 "Unable to create application " + app.getClass().getName() 3355 + ": " + e.toString(), e); 3356 } 3357 } 3358 } 3359 3360 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3361 IActivityManager am = ActivityManagerNative.getDefault(); 3362 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3363 Debug.stopMethodTracing(); 3364 } 3365 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3366 // + ", app thr: " + mAppThread); 3367 try { 3368 am.finishInstrumentation(mAppThread, resultCode, results); 3369 } catch (RemoteException ex) { 3370 } 3371 } 3372 3373 private final void installContentProviders( 3374 Context context, List<ProviderInfo> providers) { 3375 final ArrayList<IActivityManager.ContentProviderHolder> results = 3376 new ArrayList<IActivityManager.ContentProviderHolder>(); 3377 3378 Iterator<ProviderInfo> i = providers.iterator(); 3379 while (i.hasNext()) { 3380 ProviderInfo cpi = i.next(); 3381 StringBuilder buf = new StringBuilder(128); 3382 buf.append("Pub "); 3383 buf.append(cpi.authority); 3384 buf.append(": "); 3385 buf.append(cpi.name); 3386 Log.i(TAG, buf.toString()); 3387 IContentProvider cp = installProvider(context, null, cpi, false); 3388 if (cp != null) { 3389 IActivityManager.ContentProviderHolder cph = 3390 new IActivityManager.ContentProviderHolder(cpi); 3391 cph.provider = cp; 3392 results.add(cph); 3393 // Don't ever unload this provider from the process. 3394 synchronized(mProviderMap) { 3395 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3396 } 3397 } 3398 } 3399 3400 try { 3401 ActivityManagerNative.getDefault().publishContentProviders( 3402 getApplicationThread(), results); 3403 } catch (RemoteException ex) { 3404 } 3405 } 3406 3407 private final IContentProvider getExistingProvider(Context context, String name) { 3408 synchronized(mProviderMap) { 3409 final ProviderClientRecord pr = mProviderMap.get(name); 3410 if (pr != null) { 3411 return pr.mProvider; 3412 } 3413 return null; 3414 } 3415 } 3416 3417 private final IContentProvider getProvider(Context context, String name) { 3418 IContentProvider existing = getExistingProvider(context, name); 3419 if (existing != null) { 3420 return existing; 3421 } 3422 3423 IActivityManager.ContentProviderHolder holder = null; 3424 try { 3425 holder = ActivityManagerNative.getDefault().getContentProvider( 3426 getApplicationThread(), name); 3427 } catch (RemoteException ex) { 3428 } 3429 if (holder == null) { 3430 Slog.e(TAG, "Failed to find provider info for " + name); 3431 return null; 3432 } 3433 3434 IContentProvider prov = installProvider(context, holder.provider, 3435 holder.info, true); 3436 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3437 if (holder.noReleaseNeeded || holder.provider == null) { 3438 // We are not going to release the provider if it is an external 3439 // provider that doesn't care about being released, or if it is 3440 // a local provider running in this process. 3441 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3442 synchronized(mProviderMap) { 3443 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3444 } 3445 } 3446 return prov; 3447 } 3448 3449 public final IContentProvider acquireProvider(Context c, String name) { 3450 IContentProvider provider = getProvider(c, name); 3451 if(provider == null) 3452 return null; 3453 IBinder jBinder = provider.asBinder(); 3454 synchronized(mProviderMap) { 3455 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3456 if(prc == null) { 3457 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3458 } else { 3459 prc.count++; 3460 } //end else 3461 } //end synchronized 3462 return provider; 3463 } 3464 3465 public final IContentProvider acquireExistingProvider(Context c, String name) { 3466 IContentProvider provider = getExistingProvider(c, name); 3467 if(provider == null) 3468 return null; 3469 IBinder jBinder = provider.asBinder(); 3470 synchronized(mProviderMap) { 3471 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3472 if(prc == null) { 3473 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3474 } else { 3475 prc.count++; 3476 } //end else 3477 } //end synchronized 3478 return provider; 3479 } 3480 3481 public final boolean releaseProvider(IContentProvider provider) { 3482 if(provider == null) { 3483 return false; 3484 } 3485 IBinder jBinder = provider.asBinder(); 3486 synchronized(mProviderMap) { 3487 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3488 if(prc == null) { 3489 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3490 return false; 3491 } else { 3492 prc.count--; 3493 if(prc.count == 0) { 3494 // Schedule the actual remove asynchronously, since we 3495 // don't know the context this will be called in. 3496 // TODO: it would be nice to post a delayed message, so 3497 // if we come back and need the same provider quickly 3498 // we will still have it available. 3499 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3500 mH.sendMessage(msg); 3501 } //end if 3502 } //end else 3503 } //end synchronized 3504 return true; 3505 } 3506 3507 final void completeRemoveProvider(IContentProvider provider) { 3508 IBinder jBinder = provider.asBinder(); 3509 String name = null; 3510 synchronized(mProviderMap) { 3511 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3512 if(prc != null && prc.count == 0) { 3513 mProviderRefCountMap.remove(jBinder); 3514 //invoke removeProvider to dereference provider 3515 name = removeProviderLocked(provider); 3516 } 3517 } 3518 3519 if (name != null) { 3520 try { 3521 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3522 "ActivityManagerNative.removeContentProvider(" + name); 3523 ActivityManagerNative.getDefault().removeContentProvider( 3524 getApplicationThread(), name); 3525 } catch (RemoteException e) { 3526 //do nothing content provider object is dead any way 3527 } //end catch 3528 } 3529 } 3530 3531 public final String removeProviderLocked(IContentProvider provider) { 3532 if (provider == null) { 3533 return null; 3534 } 3535 IBinder providerBinder = provider.asBinder(); 3536 3537 String name = null; 3538 3539 // remove the provider from mProviderMap 3540 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3541 while (iter.hasNext()) { 3542 ProviderClientRecord pr = iter.next(); 3543 IBinder myBinder = pr.mProvider.asBinder(); 3544 if (myBinder == providerBinder) { 3545 //find if its published by this process itself 3546 if(pr.mLocalProvider != null) { 3547 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3548 return name; 3549 } 3550 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3551 "death recipient"); 3552 //content provider is in another process 3553 myBinder.unlinkToDeath(pr, 0); 3554 iter.remove(); 3555 //invoke remove only once for the very first name seen 3556 if(name == null) { 3557 name = pr.mName; 3558 } 3559 } //end if myBinder 3560 } //end while iter 3561 3562 return name; 3563 } 3564 3565 final void removeDeadProvider(String name, IContentProvider provider) { 3566 synchronized(mProviderMap) { 3567 ProviderClientRecord pr = mProviderMap.get(name); 3568 if (pr.mProvider.asBinder() == provider.asBinder()) { 3569 Slog.i(TAG, "Removing dead content provider: " + name); 3570 ProviderClientRecord removed = mProviderMap.remove(name); 3571 if (removed != null) { 3572 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3573 } 3574 } 3575 } 3576 } 3577 3578 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3579 ProviderClientRecord pr = mProviderMap.get(name); 3580 if (pr.mProvider.asBinder() == provider.asBinder()) { 3581 Slog.i(TAG, "Removing dead content provider: " + name); 3582 ProviderClientRecord removed = mProviderMap.remove(name); 3583 if (removed != null) { 3584 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3585 } 3586 } 3587 } 3588 3589 private final IContentProvider installProvider(Context context, 3590 IContentProvider provider, ProviderInfo info, boolean noisy) { 3591 ContentProvider localProvider = null; 3592 if (provider == null) { 3593 if (noisy) { 3594 Slog.d(TAG, "Loading provider " + info.authority + ": " 3595 + info.name); 3596 } 3597 Context c = null; 3598 ApplicationInfo ai = info.applicationInfo; 3599 if (context.getPackageName().equals(ai.packageName)) { 3600 c = context; 3601 } else if (mInitialApplication != null && 3602 mInitialApplication.getPackageName().equals(ai.packageName)) { 3603 c = mInitialApplication; 3604 } else { 3605 try { 3606 c = context.createPackageContext(ai.packageName, 3607 Context.CONTEXT_INCLUDE_CODE); 3608 } catch (PackageManager.NameNotFoundException e) { 3609 } 3610 } 3611 if (c == null) { 3612 Slog.w(TAG, "Unable to get context for package " + 3613 ai.packageName + 3614 " while loading content provider " + 3615 info.name); 3616 return null; 3617 } 3618 try { 3619 final java.lang.ClassLoader cl = c.getClassLoader(); 3620 localProvider = (ContentProvider)cl. 3621 loadClass(info.name).newInstance(); 3622 provider = localProvider.getIContentProvider(); 3623 if (provider == null) { 3624 Slog.e(TAG, "Failed to instantiate class " + 3625 info.name + " from sourceDir " + 3626 info.applicationInfo.sourceDir); 3627 return null; 3628 } 3629 if (Config.LOGV) Slog.v( 3630 TAG, "Instantiating local provider " + info.name); 3631 // XXX Need to create the correct context for this provider. 3632 localProvider.attachInfo(c, info); 3633 } catch (java.lang.Exception e) { 3634 if (!mInstrumentation.onException(null, e)) { 3635 throw new RuntimeException( 3636 "Unable to get provider " + info.name 3637 + ": " + e.toString(), e); 3638 } 3639 return null; 3640 } 3641 } else if (localLOGV) { 3642 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3643 + info.name); 3644 } 3645 3646 synchronized (mProviderMap) { 3647 // Cache the pointer for the remote provider. 3648 String names[] = PATTERN_SEMICOLON.split(info.authority); 3649 for (int i=0; i<names.length; i++) { 3650 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3651 localProvider); 3652 try { 3653 provider.asBinder().linkToDeath(pr, 0); 3654 mProviderMap.put(names[i], pr); 3655 } catch (RemoteException e) { 3656 return null; 3657 } 3658 } 3659 if (localProvider != null) { 3660 mLocalProviders.put(provider.asBinder(), 3661 new ProviderClientRecord(null, provider, localProvider)); 3662 } 3663 } 3664 3665 return provider; 3666 } 3667 3668 private final void attach(boolean system) { 3669 sThreadLocal.set(this); 3670 mSystemThread = system; 3671 if (!system) { 3672 ViewRoot.addFirstDrawHandler(new Runnable() { 3673 public void run() { 3674 ensureJitEnabled(); 3675 } 3676 }); 3677 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3678 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3679 IActivityManager mgr = ActivityManagerNative.getDefault(); 3680 try { 3681 mgr.attachApplication(mAppThread); 3682 } catch (RemoteException ex) { 3683 } 3684 } else { 3685 // Don't set application object here -- if the system crashes, 3686 // we can't display an alert, we just want to die die die. 3687 android.ddm.DdmHandleAppName.setAppName("system_process"); 3688 try { 3689 mInstrumentation = new Instrumentation(); 3690 ContextImpl context = new ContextImpl(); 3691 context.init(getSystemContext().mPackageInfo, null, this); 3692 Application app = Instrumentation.newApplication(Application.class, context); 3693 mAllApplications.add(app); 3694 mInitialApplication = app; 3695 app.onCreate(); 3696 } catch (Exception e) { 3697 throw new RuntimeException( 3698 "Unable to instantiate Application():" + e.toString(), e); 3699 } 3700 } 3701 3702 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3703 public void onConfigurationChanged(Configuration newConfig) { 3704 synchronized (mPackages) { 3705 // We need to apply this change to the resources 3706 // immediately, because upon returning the view 3707 // hierarchy will be informed about it. 3708 if (applyConfigurationToResourcesLocked(newConfig)) { 3709 // This actually changed the resources! Tell 3710 // everyone about it. 3711 if (mPendingConfiguration == null || 3712 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3713 mPendingConfiguration = newConfig; 3714 3715 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3716 } 3717 } 3718 } 3719 } 3720 public void onLowMemory() { 3721 } 3722 }); 3723 } 3724 3725 private final void detach() 3726 { 3727 sThreadLocal.set(null); 3728 } 3729 3730 public static final ActivityThread systemMain() { 3731 HardwareRenderer.disable(); 3732 ActivityThread thread = new ActivityThread(); 3733 thread.attach(true); 3734 return thread; 3735 } 3736 3737 public final void installSystemProviders(List providers) { 3738 if (providers != null) { 3739 installContentProviders(mInitialApplication, 3740 (List<ProviderInfo>)providers); 3741 } 3742 } 3743 3744 public static final void main(String[] args) { 3745 SamplingProfilerIntegration.start(); 3746 3747 // CloseGuard defaults to true and can be quite spammy. We 3748 // disable it here, but selectively enable it later (via 3749 // StrictMode) on debug builds, but using DropBox, not logs. 3750 CloseGuard.setEnabled(false); 3751 3752 Process.setArgV0("<pre-initialized>"); 3753 3754 Looper.prepareMainLooper(); 3755 if (sMainThreadHandler == null) { 3756 sMainThreadHandler = new Handler(); 3757 } 3758 3759 ActivityThread thread = new ActivityThread(); 3760 thread.attach(false); 3761 3762 if (false) { 3763 Looper.myLooper().setMessageLogging(new 3764 LogPrinter(Log.DEBUG, "ActivityThread")); 3765 } 3766 3767 Looper.loop(); 3768 3769 if (Process.supportsProcesses()) { 3770 throw new RuntimeException("Main thread loop unexpectedly exited"); 3771 } 3772 3773 thread.detach(); 3774 String name = (thread.mInitialApplication != null) 3775 ? thread.mInitialApplication.getPackageName() 3776 : "<unknown>"; 3777 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3778 } 3779} 3780