ActivityThread.java revision 4d9e6d2bc21292619c48818d313112a2ec65ad52
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app; 18 19import android.app.backup.BackupAgent; 20import android.content.BroadcastReceiver; 21import android.content.ComponentCallbacks; 22import android.content.ComponentName; 23import android.content.ContentProvider; 24import android.content.Context; 25import android.content.IContentProvider; 26import android.content.Intent; 27import android.content.IIntentReceiver; 28import android.content.pm.ActivityInfo; 29import android.content.pm.ApplicationInfo; 30import android.content.pm.IPackageManager; 31import android.content.pm.InstrumentationInfo; 32import android.content.pm.PackageManager; 33import android.content.pm.PackageManager.NameNotFoundException; 34import android.content.pm.ProviderInfo; 35import android.content.pm.ServiceInfo; 36import android.content.res.AssetManager; 37import android.content.res.CompatibilityInfo; 38import android.content.res.Configuration; 39import android.content.res.Resources; 40import android.database.sqlite.SQLiteDatabase; 41import android.database.sqlite.SQLiteDebug; 42import android.database.sqlite.SQLiteDebug.DbStats; 43import android.graphics.Bitmap; 44import android.graphics.Canvas; 45import android.os.Build; 46import android.os.Bundle; 47import android.os.Debug; 48import android.os.Handler; 49import android.os.IBinder; 50import android.os.Looper; 51import android.os.Message; 52import android.os.MessageQueue; 53import android.os.ParcelFileDescriptor; 54import android.os.Process; 55import android.os.RemoteException; 56import android.os.ServiceManager; 57import android.os.StrictMode; 58import android.os.SystemClock; 59import android.util.AndroidRuntimeException; 60import android.util.Config; 61import android.util.DisplayMetrics; 62import android.util.EventLog; 63import android.util.Log; 64import android.util.LogPrinter; 65import android.util.Slog; 66import android.view.Display; 67import android.view.HardwareRenderer; 68import android.view.View; 69import android.view.ViewDebug; 70import android.view.ViewManager; 71import android.view.ViewRoot; 72import android.view.Window; 73import android.view.WindowManager; 74import android.view.WindowManagerImpl; 75 76import com.android.internal.os.BinderInternal; 77import com.android.internal.os.RuntimeInit; 78import com.android.internal.os.SamplingProfilerIntegration; 79 80import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 81 82import java.io.File; 83import java.io.FileDescriptor; 84import java.io.FileOutputStream; 85import java.io.IOException; 86import java.io.PrintWriter; 87import java.lang.ref.WeakReference; 88import java.net.InetAddress; 89import java.util.ArrayList; 90import java.util.HashMap; 91import java.util.Iterator; 92import java.util.List; 93import java.util.Locale; 94import java.util.Map; 95import java.util.TimeZone; 96import java.util.regex.Pattern; 97 98import dalvik.system.CloseGuard; 99import dalvik.system.SamplingProfiler; 100 101final class SuperNotCalledException extends AndroidRuntimeException { 102 public SuperNotCalledException(String msg) { 103 super(msg); 104 } 105} 106 107final class RemoteServiceException extends AndroidRuntimeException { 108 public RemoteServiceException(String msg) { 109 super(msg); 110 } 111} 112 113/** 114 * This manages the execution of the main thread in an 115 * application process, scheduling and executing activities, 116 * broadcasts, and other operations on it as the activity 117 * manager requests. 118 * 119 * {@hide} 120 */ 121public final class ActivityThread { 122 /** @hide */ 123 public static final String TAG = "ActivityThread"; 124 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 125 private static final boolean DEBUG = false; 126 static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 127 static final boolean DEBUG_MESSAGES = false; 128 /** @hide */ 129 public static final boolean DEBUG_BROADCAST = false; 130 private static final boolean DEBUG_RESULTS = false; 131 private static final boolean DEBUG_BACKUP = false; 132 private static final boolean DEBUG_CONFIGURATION = false; 133 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 134 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 135 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 136 private static final int LOG_ON_PAUSE_CALLED = 30021; 137 private static final int LOG_ON_RESUME_CALLED = 30022; 138 139 static ContextImpl mSystemContext = null; 140 141 static IPackageManager sPackageManager; 142 143 final ApplicationThread mAppThread = new ApplicationThread(); 144 final Looper mLooper = Looper.myLooper(); 145 final H mH = new H(); 146 final HashMap<IBinder, ActivityClientRecord> mActivities 147 = new HashMap<IBinder, ActivityClientRecord>(); 148 // List of new activities (via ActivityRecord.nextIdle) that should 149 // be reported when next we idle. 150 ActivityClientRecord mNewActivities = null; 151 // Number of activities that are currently visible on-screen. 152 int mNumVisibleActivities = 0; 153 final HashMap<IBinder, Service> mServices 154 = new HashMap<IBinder, Service>(); 155 AppBindData mBoundApplication; 156 Configuration mConfiguration; 157 Configuration mResConfiguration; 158 Application mInitialApplication; 159 final ArrayList<Application> mAllApplications 160 = new ArrayList<Application>(); 161 // set of instantiated backup agents, keyed by package name 162 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 163 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal(); 164 Instrumentation mInstrumentation; 165 String mInstrumentationAppDir = null; 166 String mInstrumentationAppPackage = null; 167 String mInstrumentedAppDir = null; 168 boolean mSystemThread = false; 169 boolean mJitEnabled = false; 170 171 // These can be accessed by multiple threads; mPackages is the lock. 172 // XXX For now we keep around information about all packages we have 173 // seen, not removing entries from this map. 174 final HashMap<String, WeakReference<LoadedApk>> mPackages 175 = new HashMap<String, WeakReference<LoadedApk>>(); 176 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 177 = new HashMap<String, WeakReference<LoadedApk>>(); 178 Display mDisplay = null; 179 DisplayMetrics mDisplayMetrics = null; 180 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 181 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 182 final ArrayList<ActivityClientRecord> mRelaunchingActivities 183 = new ArrayList<ActivityClientRecord>(); 184 Configuration mPendingConfiguration = null; 185 186 // The lock of mProviderMap protects the following variables. 187 final HashMap<String, ProviderClientRecord> mProviderMap 188 = new HashMap<String, ProviderClientRecord>(); 189 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 190 = new HashMap<IBinder, ProviderRefCount>(); 191 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 192 = new HashMap<IBinder, ProviderClientRecord>(); 193 194 final GcIdler mGcIdler = new GcIdler(); 195 boolean mGcIdlerScheduled = false; 196 197 static Handler sMainThreadHandler; // set once in main() 198 199 private static final class ActivityClientRecord { 200 IBinder token; 201 int ident; 202 Intent intent; 203 Bundle state; 204 Activity activity; 205 Window window; 206 Activity parent; 207 String embeddedID; 208 Activity.NonConfigurationInstances lastNonConfigurationInstances; 209 boolean paused; 210 boolean stopped; 211 boolean hideForNow; 212 Configuration newConfig; 213 Configuration createdConfig; 214 ActivityClientRecord nextIdle; 215 216 ActivityInfo activityInfo; 217 LoadedApk packageInfo; 218 219 List<ResultInfo> pendingResults; 220 List<Intent> pendingIntents; 221 222 boolean startsNotResumed; 223 boolean isForward; 224 225 ActivityClientRecord() { 226 parent = null; 227 embeddedID = null; 228 paused = false; 229 stopped = false; 230 hideForNow = false; 231 nextIdle = null; 232 } 233 234 public String toString() { 235 ComponentName componentName = intent.getComponent(); 236 return "ActivityRecord{" 237 + Integer.toHexString(System.identityHashCode(this)) 238 + " token=" + token + " " + (componentName == null 239 ? "no component name" : componentName.toShortString()) 240 + "}"; 241 } 242 } 243 244 private final class ProviderClientRecord implements IBinder.DeathRecipient { 245 final String mName; 246 final IContentProvider mProvider; 247 final ContentProvider mLocalProvider; 248 249 ProviderClientRecord(String name, IContentProvider provider, 250 ContentProvider localProvider) { 251 mName = name; 252 mProvider = provider; 253 mLocalProvider = localProvider; 254 } 255 256 public void binderDied() { 257 removeDeadProvider(mName, mProvider); 258 } 259 } 260 261 private static final class NewIntentData { 262 List<Intent> intents; 263 IBinder token; 264 public String toString() { 265 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 266 } 267 } 268 269 private static final class ReceiverData extends BroadcastReceiver.PendingResult { 270 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 271 boolean ordered, boolean sticky, IBinder token) { 272 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 273 this.intent = intent; 274 } 275 276 Intent intent; 277 ActivityInfo info; 278 public String toString() { 279 return "ReceiverData{intent=" + intent + " packageName=" + 280 info.packageName + " resultCode=" + getResultCode() 281 + " resultData=" + getResultData() + " resultExtras=" 282 + getResultExtras(false) + "}"; 283 } 284 } 285 286 private static final class CreateBackupAgentData { 287 ApplicationInfo appInfo; 288 int backupMode; 289 public String toString() { 290 return "CreateBackupAgentData{appInfo=" + appInfo 291 + " backupAgent=" + appInfo.backupAgentName 292 + " mode=" + backupMode + "}"; 293 } 294 } 295 296 private static final class CreateServiceData { 297 IBinder token; 298 ServiceInfo info; 299 Intent intent; 300 public String toString() { 301 return "CreateServiceData{token=" + token + " className=" 302 + info.name + " packageName=" + info.packageName 303 + " intent=" + intent + "}"; 304 } 305 } 306 307 private static final class BindServiceData { 308 IBinder token; 309 Intent intent; 310 boolean rebind; 311 public String toString() { 312 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 313 } 314 } 315 316 private static final class ServiceArgsData { 317 IBinder token; 318 int startId; 319 int flags; 320 Intent args; 321 public String toString() { 322 return "ServiceArgsData{token=" + token + " startId=" + startId 323 + " args=" + args + "}"; 324 } 325 } 326 327 private static final class AppBindData { 328 LoadedApk info; 329 String processName; 330 ApplicationInfo appInfo; 331 List<ProviderInfo> providers; 332 ComponentName instrumentationName; 333 String profileFile; 334 Bundle instrumentationArgs; 335 IInstrumentationWatcher instrumentationWatcher; 336 int debugMode; 337 boolean restrictedBackupMode; 338 Configuration config; 339 boolean handlingProfiling; 340 public String toString() { 341 return "AppBindData{appInfo=" + appInfo + "}"; 342 } 343 } 344 345 private static final class DumpComponentInfo { 346 FileDescriptor fd; 347 IBinder token; 348 String[] args; 349 boolean dumped; 350 } 351 352 private static final class ResultData { 353 IBinder token; 354 List<ResultInfo> results; 355 public String toString() { 356 return "ResultData{token=" + token + " results" + results + "}"; 357 } 358 } 359 360 private static final class ContextCleanupInfo { 361 ContextImpl context; 362 String what; 363 String who; 364 } 365 366 private static final class ProfilerControlData { 367 String path; 368 ParcelFileDescriptor fd; 369 } 370 371 private static final class DumpHeapData { 372 String path; 373 ParcelFileDescriptor fd; 374 } 375 376 private final class ApplicationThread extends ApplicationThreadNative { 377 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 378 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 379 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 380 private static final String TWO_COUNT_COLUMNS_DB = "%20s %8d %20s %8d"; 381 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 382 383 // Formatting for checkin service - update version if row format changes 384 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 385 386 public final void schedulePauseActivity(IBinder token, boolean finished, 387 boolean userLeaving, int configChanges) { 388 queueOrSendMessage( 389 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 390 token, 391 (userLeaving ? 1 : 0), 392 configChanges); 393 } 394 395 public final void scheduleStopActivity(IBinder token, boolean showWindow, 396 int configChanges) { 397 queueOrSendMessage( 398 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 399 token, 0, configChanges); 400 } 401 402 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 403 queueOrSendMessage( 404 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 405 token); 406 } 407 408 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 409 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 410 } 411 412 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 413 ResultData res = new ResultData(); 414 res.token = token; 415 res.results = results; 416 queueOrSendMessage(H.SEND_RESULT, res); 417 } 418 419 // we use token to identify this activity without having to send the 420 // activity itself back to the activity manager. (matters more with ipc) 421 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 422 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 423 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 424 ActivityClientRecord r = new ActivityClientRecord(); 425 426 r.token = token; 427 r.ident = ident; 428 r.intent = intent; 429 r.activityInfo = info; 430 r.state = state; 431 432 r.pendingResults = pendingResults; 433 r.pendingIntents = pendingNewIntents; 434 435 r.startsNotResumed = notResumed; 436 r.isForward = isForward; 437 438 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 439 } 440 441 public final void scheduleRelaunchActivity(IBinder token, 442 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 443 int configChanges, boolean notResumed, Configuration config) { 444 ActivityClientRecord r = new ActivityClientRecord(); 445 446 r.token = token; 447 r.pendingResults = pendingResults; 448 r.pendingIntents = pendingNewIntents; 449 r.startsNotResumed = notResumed; 450 r.createdConfig = config; 451 452 synchronized (mPackages) { 453 mRelaunchingActivities.add(r); 454 } 455 456 queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges); 457 } 458 459 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 460 NewIntentData data = new NewIntentData(); 461 data.intents = intents; 462 data.token = token; 463 464 queueOrSendMessage(H.NEW_INTENT, data); 465 } 466 467 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 468 int configChanges) { 469 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 470 configChanges); 471 } 472 473 public final void scheduleReceiver(Intent intent, ActivityInfo info, 474 int resultCode, String data, Bundle extras, boolean sync) { 475 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 476 sync, false, mAppThread.asBinder()); 477 r.info = info; 478 queueOrSendMessage(H.RECEIVER, r); 479 } 480 481 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 482 CreateBackupAgentData d = new CreateBackupAgentData(); 483 d.appInfo = app; 484 d.backupMode = backupMode; 485 486 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 487 } 488 489 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 490 CreateBackupAgentData d = new CreateBackupAgentData(); 491 d.appInfo = app; 492 493 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 494 } 495 496 public final void scheduleCreateService(IBinder token, 497 ServiceInfo info) { 498 CreateServiceData s = new CreateServiceData(); 499 s.token = token; 500 s.info = info; 501 502 queueOrSendMessage(H.CREATE_SERVICE, s); 503 } 504 505 public final void scheduleBindService(IBinder token, Intent intent, 506 boolean rebind) { 507 BindServiceData s = new BindServiceData(); 508 s.token = token; 509 s.intent = intent; 510 s.rebind = rebind; 511 512 queueOrSendMessage(H.BIND_SERVICE, s); 513 } 514 515 public final void scheduleUnbindService(IBinder token, Intent intent) { 516 BindServiceData s = new BindServiceData(); 517 s.token = token; 518 s.intent = intent; 519 520 queueOrSendMessage(H.UNBIND_SERVICE, s); 521 } 522 523 public final void scheduleServiceArgs(IBinder token, int startId, 524 int flags ,Intent args) { 525 ServiceArgsData s = new ServiceArgsData(); 526 s.token = token; 527 s.startId = startId; 528 s.flags = flags; 529 s.args = args; 530 531 queueOrSendMessage(H.SERVICE_ARGS, s); 532 } 533 534 public final void scheduleStopService(IBinder token) { 535 queueOrSendMessage(H.STOP_SERVICE, token); 536 } 537 538 public final void bindApplication(String processName, 539 ApplicationInfo appInfo, List<ProviderInfo> providers, 540 ComponentName instrumentationName, String profileFile, 541 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 542 int debugMode, boolean isRestrictedBackupMode, Configuration config, 543 Map<String, IBinder> services) { 544 545 if (services != null) { 546 // Setup the service cache in the ServiceManager 547 ServiceManager.initServiceCache(services); 548 } 549 550 AppBindData data = new AppBindData(); 551 data.processName = processName; 552 data.appInfo = appInfo; 553 data.providers = providers; 554 data.instrumentationName = instrumentationName; 555 data.profileFile = profileFile; 556 data.instrumentationArgs = instrumentationArgs; 557 data.instrumentationWatcher = instrumentationWatcher; 558 data.debugMode = debugMode; 559 data.restrictedBackupMode = isRestrictedBackupMode; 560 data.config = config; 561 queueOrSendMessage(H.BIND_APPLICATION, data); 562 } 563 564 public final void scheduleExit() { 565 queueOrSendMessage(H.EXIT_APPLICATION, null); 566 } 567 568 public final void scheduleSuicide() { 569 queueOrSendMessage(H.SUICIDE, null); 570 } 571 572 public void requestThumbnail(IBinder token) { 573 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 574 } 575 576 public void scheduleConfigurationChanged(Configuration config) { 577 synchronized (mPackages) { 578 if (mPendingConfiguration == null || 579 mPendingConfiguration.isOtherSeqNewer(config)) { 580 mPendingConfiguration = config; 581 } 582 } 583 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 584 } 585 586 public void updateTimeZone() { 587 TimeZone.setDefault(null); 588 } 589 590 public void clearDnsCache() { 591 // a non-standard API to get this to libcore 592 InetAddress.clearDnsCache(); 593 } 594 595 public void processInBackground() { 596 mH.removeMessages(H.GC_WHEN_IDLE); 597 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 598 } 599 600 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 601 DumpComponentInfo data = new DumpComponentInfo(); 602 data.fd = fd; 603 data.token = servicetoken; 604 data.args = args; 605 data.dumped = false; 606 queueOrSendMessage(H.DUMP_SERVICE, data); 607 synchronized (data) { 608 while (!data.dumped) { 609 try { 610 data.wait(); 611 } catch (InterruptedException e) { 612 // no need to do anything here, we will keep waiting until 613 // dumped is set 614 } 615 } 616 } 617 } 618 619 // This function exists to make sure all receiver dispatching is 620 // correctly ordered, since these are one-way calls and the binder driver 621 // applies transaction ordering per object for such calls. 622 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 623 int resultCode, String dataStr, Bundle extras, boolean ordered, 624 boolean sticky) throws RemoteException { 625 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 626 } 627 628 public void scheduleLowMemory() { 629 queueOrSendMessage(H.LOW_MEMORY, null); 630 } 631 632 public void scheduleActivityConfigurationChanged(IBinder token) { 633 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 634 } 635 636 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 637 ProfilerControlData pcd = new ProfilerControlData(); 638 pcd.path = path; 639 pcd.fd = fd; 640 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 641 } 642 643 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 644 DumpHeapData dhd = new DumpHeapData(); 645 dhd.path = path; 646 dhd.fd = fd; 647 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 648 } 649 650 public void setSchedulingGroup(int group) { 651 // Note: do this immediately, since going into the foreground 652 // should happen regardless of what pending work we have to do 653 // and the activity manager will wait for us to report back that 654 // we are done before sending us to the background. 655 try { 656 Process.setProcessGroup(Process.myPid(), group); 657 } catch (Exception e) { 658 Slog.w(TAG, "Failed setting process group to " + group, e); 659 } 660 } 661 662 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 663 Debug.getMemoryInfo(outInfo); 664 } 665 666 public void dispatchPackageBroadcast(int cmd, String[] packages) { 667 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 668 } 669 670 public void scheduleCrash(String msg) { 671 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 672 } 673 674 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, String[] args) { 675 DumpComponentInfo data = new DumpComponentInfo(); 676 data.fd = fd; 677 data.token = activitytoken; 678 data.args = args; 679 data.dumped = false; 680 queueOrSendMessage(H.DUMP_ACTIVITY, data); 681 synchronized (data) { 682 while (!data.dumped) { 683 try { 684 data.wait(); 685 } catch (InterruptedException e) { 686 // no need to do anything here, we will keep waiting until 687 // dumped is set 688 } 689 } 690 } 691 } 692 693 @Override 694 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 695 long nativeMax = Debug.getNativeHeapSize() / 1024; 696 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 697 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 698 699 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 700 Debug.getMemoryInfo(memInfo); 701 702 final int nativeShared = memInfo.nativeSharedDirty; 703 final int dalvikShared = memInfo.dalvikSharedDirty; 704 final int otherShared = memInfo.otherSharedDirty; 705 706 final int nativePrivate = memInfo.nativePrivateDirty; 707 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 708 final int otherPrivate = memInfo.otherPrivateDirty; 709 710 Runtime runtime = Runtime.getRuntime(); 711 712 long dalvikMax = runtime.totalMemory() / 1024; 713 long dalvikFree = runtime.freeMemory() / 1024; 714 long dalvikAllocated = dalvikMax - dalvikFree; 715 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 716 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 717 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 718 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 719 int globalAssetCount = AssetManager.getGlobalAssetCount(); 720 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 721 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 722 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 723 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 724 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 725 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 726 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 727 728 // Check to see if we were called by checkin server. If so, print terse format. 729 boolean doCheckinFormat = false; 730 if (args != null) { 731 for (String arg : args) { 732 if ("-c".equals(arg)) doCheckinFormat = true; 733 } 734 } 735 736 // For checkin, we print one long comma-separated list of values 737 if (doCheckinFormat) { 738 // NOTE: if you change anything significant below, also consider changing 739 // ACTIVITY_THREAD_CHECKIN_VERSION. 740 String processName = (mBoundApplication != null) 741 ? mBoundApplication.processName : "unknown"; 742 743 // Header 744 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 745 pw.print(Process.myPid()); pw.print(','); 746 pw.print(processName); pw.print(','); 747 748 // Heap info - max 749 pw.print(nativeMax); pw.print(','); 750 pw.print(dalvikMax); pw.print(','); 751 pw.print("N/A,"); 752 pw.print(nativeMax + dalvikMax); pw.print(','); 753 754 // Heap info - allocated 755 pw.print(nativeAllocated); pw.print(','); 756 pw.print(dalvikAllocated); pw.print(','); 757 pw.print("N/A,"); 758 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 759 760 // Heap info - free 761 pw.print(nativeFree); pw.print(','); 762 pw.print(dalvikFree); pw.print(','); 763 pw.print("N/A,"); 764 pw.print(nativeFree + dalvikFree); pw.print(','); 765 766 // Heap info - proportional set size 767 pw.print(memInfo.nativePss); pw.print(','); 768 pw.print(memInfo.dalvikPss); pw.print(','); 769 pw.print(memInfo.otherPss); pw.print(','); 770 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 771 772 // Heap info - shared 773 pw.print(nativeShared); pw.print(','); 774 pw.print(dalvikShared); pw.print(','); 775 pw.print(otherShared); pw.print(','); 776 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 777 778 // Heap info - private 779 pw.print(nativePrivate); pw.print(','); 780 pw.print(dalvikPrivate); pw.print(','); 781 pw.print(otherPrivate); pw.print(','); 782 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 783 784 // Object counts 785 pw.print(viewInstanceCount); pw.print(','); 786 pw.print(viewRootInstanceCount); pw.print(','); 787 pw.print(appContextInstanceCount); pw.print(','); 788 pw.print(activityInstanceCount); pw.print(','); 789 790 pw.print(globalAssetCount); pw.print(','); 791 pw.print(globalAssetManagerCount); pw.print(','); 792 pw.print(binderLocalObjectCount); pw.print(','); 793 pw.print(binderProxyObjectCount); pw.print(','); 794 795 pw.print(binderDeathObjectCount); pw.print(','); 796 pw.print(openSslSocketCount); pw.print(','); 797 798 // SQL 799 pw.print(sqliteAllocated); pw.print(','); 800 pw.print(stats.memoryUsed / 1024); pw.print(','); 801 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 802 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 803 for (int i = 0; i < stats.dbStats.size(); i++) { 804 DbStats dbStats = stats.dbStats.get(i); 805 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 806 dbStats.lookaside, dbStats.cache, dbStats.dbName); 807 pw.print(','); 808 } 809 810 return; 811 } 812 813 // otherwise, show human-readable format 814 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 815 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 816 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 817 nativeAllocated + dalvikAllocated); 818 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 819 nativeFree + dalvikFree); 820 821 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 822 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 823 824 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 825 nativeShared + dalvikShared + otherShared); 826 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 827 nativePrivate + dalvikPrivate + otherPrivate); 828 829 pw.println(" "); 830 pw.println(" Objects"); 831 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 832 viewRootInstanceCount); 833 834 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 835 "Activities:", activityInstanceCount); 836 837 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 838 "AssetManagers:", globalAssetManagerCount); 839 840 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 841 "Proxy Binders:", binderProxyObjectCount); 842 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 843 844 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 845 846 // SQLite mem info 847 pw.println(" "); 848 pw.println(" SQL"); 849 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 850 stats.memoryUsed / 1024); 851 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 852 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 853 pw.println(" "); 854 int N = stats.dbStats.size(); 855 if (N > 0) { 856 pw.println(" DATABASES"); 857 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 858 "Dbname"); 859 for (int i = 0; i < N; i++) { 860 DbStats dbStats = stats.dbStats.get(i); 861 printRow(pw, DB_INFO_FORMAT, 862 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 863 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 864 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 865 dbStats.cache, dbStats.dbName); 866 } 867 } 868 869 // Asset details. 870 String assetAlloc = AssetManager.getAssetAllocations(); 871 if (assetAlloc != null) { 872 pw.println(" "); 873 pw.println(" Asset Allocations"); 874 pw.print(assetAlloc); 875 } 876 } 877 878 private void printRow(PrintWriter pw, String format, Object...objs) { 879 pw.println(String.format(format, objs)); 880 } 881 } 882 883 private final class H extends Handler { 884 public static final int LAUNCH_ACTIVITY = 100; 885 public static final int PAUSE_ACTIVITY = 101; 886 public static final int PAUSE_ACTIVITY_FINISHING= 102; 887 public static final int STOP_ACTIVITY_SHOW = 103; 888 public static final int STOP_ACTIVITY_HIDE = 104; 889 public static final int SHOW_WINDOW = 105; 890 public static final int HIDE_WINDOW = 106; 891 public static final int RESUME_ACTIVITY = 107; 892 public static final int SEND_RESULT = 108; 893 public static final int DESTROY_ACTIVITY = 109; 894 public static final int BIND_APPLICATION = 110; 895 public static final int EXIT_APPLICATION = 111; 896 public static final int NEW_INTENT = 112; 897 public static final int RECEIVER = 113; 898 public static final int CREATE_SERVICE = 114; 899 public static final int SERVICE_ARGS = 115; 900 public static final int STOP_SERVICE = 116; 901 public static final int REQUEST_THUMBNAIL = 117; 902 public static final int CONFIGURATION_CHANGED = 118; 903 public static final int CLEAN_UP_CONTEXT = 119; 904 public static final int GC_WHEN_IDLE = 120; 905 public static final int BIND_SERVICE = 121; 906 public static final int UNBIND_SERVICE = 122; 907 public static final int DUMP_SERVICE = 123; 908 public static final int LOW_MEMORY = 124; 909 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 910 public static final int RELAUNCH_ACTIVITY = 126; 911 public static final int PROFILER_CONTROL = 127; 912 public static final int CREATE_BACKUP_AGENT = 128; 913 public static final int DESTROY_BACKUP_AGENT = 129; 914 public static final int SUICIDE = 130; 915 public static final int REMOVE_PROVIDER = 131; 916 public static final int ENABLE_JIT = 132; 917 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 918 public static final int SCHEDULE_CRASH = 134; 919 public static final int DUMP_HEAP = 135; 920 public static final int DUMP_ACTIVITY = 136; 921 String codeToString(int code) { 922 if (DEBUG_MESSAGES) { 923 switch (code) { 924 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 925 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 926 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 927 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 928 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 929 case SHOW_WINDOW: return "SHOW_WINDOW"; 930 case HIDE_WINDOW: return "HIDE_WINDOW"; 931 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 932 case SEND_RESULT: return "SEND_RESULT"; 933 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 934 case BIND_APPLICATION: return "BIND_APPLICATION"; 935 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 936 case NEW_INTENT: return "NEW_INTENT"; 937 case RECEIVER: return "RECEIVER"; 938 case CREATE_SERVICE: return "CREATE_SERVICE"; 939 case SERVICE_ARGS: return "SERVICE_ARGS"; 940 case STOP_SERVICE: return "STOP_SERVICE"; 941 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 942 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 943 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 944 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 945 case BIND_SERVICE: return "BIND_SERVICE"; 946 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 947 case DUMP_SERVICE: return "DUMP_SERVICE"; 948 case LOW_MEMORY: return "LOW_MEMORY"; 949 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 950 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 951 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 952 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 953 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 954 case SUICIDE: return "SUICIDE"; 955 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 956 case ENABLE_JIT: return "ENABLE_JIT"; 957 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 958 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 959 case DUMP_HEAP: return "DUMP_HEAP"; 960 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 961 } 962 } 963 return "(unknown)"; 964 } 965 public void handleMessage(Message msg) { 966 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 967 switch (msg.what) { 968 case LAUNCH_ACTIVITY: { 969 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 970 971 r.packageInfo = getPackageInfoNoCheck( 972 r.activityInfo.applicationInfo); 973 handleLaunchActivity(r, null); 974 } break; 975 case RELAUNCH_ACTIVITY: { 976 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 977 handleRelaunchActivity(r, msg.arg1); 978 } break; 979 case PAUSE_ACTIVITY: 980 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 981 maybeSnapshot(); 982 break; 983 case PAUSE_ACTIVITY_FINISHING: 984 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 985 break; 986 case STOP_ACTIVITY_SHOW: 987 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 988 break; 989 case STOP_ACTIVITY_HIDE: 990 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 991 break; 992 case SHOW_WINDOW: 993 handleWindowVisibility((IBinder)msg.obj, true); 994 break; 995 case HIDE_WINDOW: 996 handleWindowVisibility((IBinder)msg.obj, false); 997 break; 998 case RESUME_ACTIVITY: 999 handleResumeActivity((IBinder)msg.obj, true, 1000 msg.arg1 != 0); 1001 break; 1002 case SEND_RESULT: 1003 handleSendResult((ResultData)msg.obj); 1004 break; 1005 case DESTROY_ACTIVITY: 1006 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1007 msg.arg2, false); 1008 break; 1009 case BIND_APPLICATION: 1010 AppBindData data = (AppBindData)msg.obj; 1011 handleBindApplication(data); 1012 break; 1013 case EXIT_APPLICATION: 1014 if (mInitialApplication != null) { 1015 mInitialApplication.onTerminate(); 1016 } 1017 Looper.myLooper().quit(); 1018 break; 1019 case NEW_INTENT: 1020 handleNewIntent((NewIntentData)msg.obj); 1021 break; 1022 case RECEIVER: 1023 handleReceiver((ReceiverData)msg.obj); 1024 maybeSnapshot(); 1025 break; 1026 case CREATE_SERVICE: 1027 handleCreateService((CreateServiceData)msg.obj); 1028 break; 1029 case BIND_SERVICE: 1030 handleBindService((BindServiceData)msg.obj); 1031 break; 1032 case UNBIND_SERVICE: 1033 handleUnbindService((BindServiceData)msg.obj); 1034 break; 1035 case SERVICE_ARGS: 1036 handleServiceArgs((ServiceArgsData)msg.obj); 1037 break; 1038 case STOP_SERVICE: 1039 handleStopService((IBinder)msg.obj); 1040 maybeSnapshot(); 1041 break; 1042 case REQUEST_THUMBNAIL: 1043 handleRequestThumbnail((IBinder)msg.obj); 1044 break; 1045 case CONFIGURATION_CHANGED: 1046 handleConfigurationChanged((Configuration)msg.obj); 1047 break; 1048 case CLEAN_UP_CONTEXT: 1049 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1050 cci.context.performFinalCleanup(cci.who, cci.what); 1051 break; 1052 case GC_WHEN_IDLE: 1053 scheduleGcIdler(); 1054 break; 1055 case DUMP_SERVICE: 1056 handleDumpService((DumpComponentInfo)msg.obj); 1057 break; 1058 case LOW_MEMORY: 1059 handleLowMemory(); 1060 break; 1061 case ACTIVITY_CONFIGURATION_CHANGED: 1062 handleActivityConfigurationChanged((IBinder)msg.obj); 1063 break; 1064 case PROFILER_CONTROL: 1065 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 1066 break; 1067 case CREATE_BACKUP_AGENT: 1068 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1069 break; 1070 case DESTROY_BACKUP_AGENT: 1071 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1072 break; 1073 case SUICIDE: 1074 Process.killProcess(Process.myPid()); 1075 break; 1076 case REMOVE_PROVIDER: 1077 completeRemoveProvider((IContentProvider)msg.obj); 1078 break; 1079 case ENABLE_JIT: 1080 ensureJitEnabled(); 1081 break; 1082 case DISPATCH_PACKAGE_BROADCAST: 1083 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1084 break; 1085 case SCHEDULE_CRASH: 1086 throw new RemoteServiceException((String)msg.obj); 1087 case DUMP_HEAP: 1088 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1089 break; 1090 case DUMP_ACTIVITY: 1091 handleDumpActivity((DumpComponentInfo)msg.obj); 1092 break; 1093 } 1094 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1095 } 1096 1097 void maybeSnapshot() { 1098 if (mBoundApplication != null) { 1099 // convert the *private* ActivityThread.PackageInfo to *public* known 1100 // android.content.pm.PackageInfo 1101 String packageName = mBoundApplication.info.mPackageName; 1102 android.content.pm.PackageInfo packageInfo = null; 1103 try { 1104 Context context = getSystemContext(); 1105 if(context == null) { 1106 Log.e(TAG, "cannot get a valid context"); 1107 return; 1108 } 1109 PackageManager pm = context.getPackageManager(); 1110 if(pm == null) { 1111 Log.e(TAG, "cannot get a valid PackageManager"); 1112 return; 1113 } 1114 packageInfo = pm.getPackageInfo( 1115 packageName, PackageManager.GET_ACTIVITIES); 1116 } catch (NameNotFoundException e) { 1117 Log.e(TAG, "cannot get package info for " + packageName, e); 1118 } 1119 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1120 } 1121 } 1122 } 1123 1124 private final class Idler implements MessageQueue.IdleHandler { 1125 public final boolean queueIdle() { 1126 ActivityClientRecord a = mNewActivities; 1127 if (a != null) { 1128 mNewActivities = null; 1129 IActivityManager am = ActivityManagerNative.getDefault(); 1130 ActivityClientRecord prev; 1131 do { 1132 if (localLOGV) Slog.v( 1133 TAG, "Reporting idle of " + a + 1134 " finished=" + 1135 (a.activity != null ? a.activity.mFinished : false)); 1136 if (a.activity != null && !a.activity.mFinished) { 1137 try { 1138 am.activityIdle(a.token, a.createdConfig); 1139 a.createdConfig = null; 1140 } catch (RemoteException ex) { 1141 } 1142 } 1143 prev = a; 1144 a = a.nextIdle; 1145 prev.nextIdle = null; 1146 } while (a != null); 1147 } 1148 ensureJitEnabled(); 1149 return false; 1150 } 1151 } 1152 1153 final class GcIdler implements MessageQueue.IdleHandler { 1154 public final boolean queueIdle() { 1155 doGcIfNeeded(); 1156 return false; 1157 } 1158 } 1159 1160 private final static class ResourcesKey { 1161 final private String mResDir; 1162 final private float mScale; 1163 final private int mHash; 1164 1165 ResourcesKey(String resDir, float scale) { 1166 mResDir = resDir; 1167 mScale = scale; 1168 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1169 } 1170 1171 @Override 1172 public int hashCode() { 1173 return mHash; 1174 } 1175 1176 @Override 1177 public boolean equals(Object obj) { 1178 if (!(obj instanceof ResourcesKey)) { 1179 return false; 1180 } 1181 ResourcesKey peer = (ResourcesKey) obj; 1182 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1183 } 1184 } 1185 1186 public static final ActivityThread currentActivityThread() { 1187 return sThreadLocal.get(); 1188 } 1189 1190 public static final String currentPackageName() { 1191 ActivityThread am = currentActivityThread(); 1192 return (am != null && am.mBoundApplication != null) 1193 ? am.mBoundApplication.processName : null; 1194 } 1195 1196 public static final Application currentApplication() { 1197 ActivityThread am = currentActivityThread(); 1198 return am != null ? am.mInitialApplication : null; 1199 } 1200 1201 public static IPackageManager getPackageManager() { 1202 if (sPackageManager != null) { 1203 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1204 return sPackageManager; 1205 } 1206 IBinder b = ServiceManager.getService("package"); 1207 //Slog.v("PackageManager", "default service binder = " + b); 1208 sPackageManager = IPackageManager.Stub.asInterface(b); 1209 //Slog.v("PackageManager", "default service = " + sPackageManager); 1210 return sPackageManager; 1211 } 1212 1213 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 1214 if (mDisplayMetrics != null && !forceUpdate) { 1215 return mDisplayMetrics; 1216 } 1217 if (mDisplay == null) { 1218 WindowManager wm = WindowManagerImpl.getDefault(); 1219 mDisplay = wm.getDefaultDisplay(); 1220 } 1221 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 1222 mDisplay.getMetrics(metrics); 1223 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1224 // + metrics.heightPixels + " den=" + metrics.density 1225 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1226 return metrics; 1227 } 1228 1229 /** 1230 * Creates the top level Resources for applications with the given compatibility info. 1231 * 1232 * @param resDir the resource directory. 1233 * @param compInfo the compability info. It will use the default compatibility info when it's 1234 * null. 1235 */ 1236 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1237 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1238 Resources r; 1239 synchronized (mPackages) { 1240 // Resources is app scale dependent. 1241 if (false) { 1242 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1243 + compInfo.applicationScale); 1244 } 1245 WeakReference<Resources> wr = mActiveResources.get(key); 1246 r = wr != null ? wr.get() : null; 1247 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1248 if (r != null && r.getAssets().isUpToDate()) { 1249 if (false) { 1250 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1251 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1252 } 1253 return r; 1254 } 1255 } 1256 1257 //if (r != null) { 1258 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1259 // + r + " " + resDir); 1260 //} 1261 1262 AssetManager assets = new AssetManager(); 1263 if (assets.addAssetPath(resDir) == 0) { 1264 return null; 1265 } 1266 1267 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1268 DisplayMetrics metrics = getDisplayMetricsLocked(false); 1269 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1270 if (false) { 1271 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1272 + r.getConfiguration() + " appScale=" 1273 + r.getCompatibilityInfo().applicationScale); 1274 } 1275 1276 synchronized (mPackages) { 1277 WeakReference<Resources> wr = mActiveResources.get(key); 1278 Resources existing = wr != null ? wr.get() : null; 1279 if (existing != null && existing.getAssets().isUpToDate()) { 1280 // Someone else already created the resources while we were 1281 // unlocked; go ahead and use theirs. 1282 r.getAssets().close(); 1283 return existing; 1284 } 1285 1286 // XXX need to remove entries when weak references go away 1287 mActiveResources.put(key, new WeakReference<Resources>(r)); 1288 return r; 1289 } 1290 } 1291 1292 /** 1293 * Creates the top level resources for the given package. 1294 */ 1295 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1296 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 1297 } 1298 1299 final Handler getHandler() { 1300 return mH; 1301 } 1302 1303 public final LoadedApk getPackageInfo(String packageName, int flags) { 1304 synchronized (mPackages) { 1305 WeakReference<LoadedApk> ref; 1306 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1307 ref = mPackages.get(packageName); 1308 } else { 1309 ref = mResourcePackages.get(packageName); 1310 } 1311 LoadedApk packageInfo = ref != null ? ref.get() : null; 1312 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1313 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1314 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1315 if (packageInfo != null && (packageInfo.mResources == null 1316 || packageInfo.mResources.getAssets().isUpToDate())) { 1317 if (packageInfo.isSecurityViolation() 1318 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1319 throw new SecurityException( 1320 "Requesting code from " + packageName 1321 + " to be run in process " 1322 + mBoundApplication.processName 1323 + "/" + mBoundApplication.appInfo.uid); 1324 } 1325 return packageInfo; 1326 } 1327 } 1328 1329 ApplicationInfo ai = null; 1330 try { 1331 ai = getPackageManager().getApplicationInfo(packageName, 1332 PackageManager.GET_SHARED_LIBRARY_FILES); 1333 } catch (RemoteException e) { 1334 } 1335 1336 if (ai != null) { 1337 return getPackageInfo(ai, flags); 1338 } 1339 1340 return null; 1341 } 1342 1343 public final LoadedApk getPackageInfo(ApplicationInfo ai, int flags) { 1344 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1345 boolean securityViolation = includeCode && ai.uid != 0 1346 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1347 ? ai.uid != mBoundApplication.appInfo.uid : true); 1348 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1349 |Context.CONTEXT_IGNORE_SECURITY)) 1350 == Context.CONTEXT_INCLUDE_CODE) { 1351 if (securityViolation) { 1352 String msg = "Requesting code from " + ai.packageName 1353 + " (with uid " + ai.uid + ")"; 1354 if (mBoundApplication != null) { 1355 msg = msg + " to be run in process " 1356 + mBoundApplication.processName + " (with uid " 1357 + mBoundApplication.appInfo.uid + ")"; 1358 } 1359 throw new SecurityException(msg); 1360 } 1361 } 1362 return getPackageInfo(ai, null, securityViolation, includeCode); 1363 } 1364 1365 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai) { 1366 return getPackageInfo(ai, null, false, true); 1367 } 1368 1369 private final LoadedApk getPackageInfo(ApplicationInfo aInfo, 1370 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1371 synchronized (mPackages) { 1372 WeakReference<LoadedApk> ref; 1373 if (includeCode) { 1374 ref = mPackages.get(aInfo.packageName); 1375 } else { 1376 ref = mResourcePackages.get(aInfo.packageName); 1377 } 1378 LoadedApk packageInfo = ref != null ? ref.get() : null; 1379 if (packageInfo == null || (packageInfo.mResources != null 1380 && !packageInfo.mResources.getAssets().isUpToDate())) { 1381 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1382 : "Loading resource-only package ") + aInfo.packageName 1383 + " (in " + (mBoundApplication != null 1384 ? mBoundApplication.processName : null) 1385 + ")"); 1386 packageInfo = 1387 new LoadedApk(this, aInfo, this, baseLoader, 1388 securityViolation, includeCode && 1389 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1390 if (includeCode) { 1391 mPackages.put(aInfo.packageName, 1392 new WeakReference<LoadedApk>(packageInfo)); 1393 } else { 1394 mResourcePackages.put(aInfo.packageName, 1395 new WeakReference<LoadedApk>(packageInfo)); 1396 } 1397 } 1398 return packageInfo; 1399 } 1400 } 1401 1402 ActivityThread() { 1403 } 1404 1405 public ApplicationThread getApplicationThread() 1406 { 1407 return mAppThread; 1408 } 1409 1410 public Instrumentation getInstrumentation() 1411 { 1412 return mInstrumentation; 1413 } 1414 1415 public Configuration getConfiguration() { 1416 return mConfiguration; 1417 } 1418 1419 public boolean isProfiling() { 1420 return mBoundApplication != null && mBoundApplication.profileFile != null; 1421 } 1422 1423 public String getProfileFilePath() { 1424 return mBoundApplication.profileFile; 1425 } 1426 1427 public Looper getLooper() { 1428 return mLooper; 1429 } 1430 1431 public Application getApplication() { 1432 return mInitialApplication; 1433 } 1434 1435 public String getProcessName() { 1436 return mBoundApplication.processName; 1437 } 1438 1439 public ContextImpl getSystemContext() { 1440 synchronized (this) { 1441 if (mSystemContext == null) { 1442 ContextImpl context = 1443 ContextImpl.createSystemContext(this); 1444 LoadedApk info = new LoadedApk(this, "android", context, null); 1445 context.init(info, null, this); 1446 context.getResources().updateConfiguration( 1447 getConfiguration(), getDisplayMetricsLocked(false)); 1448 mSystemContext = context; 1449 //Slog.i(TAG, "Created system resources " + context.getResources() 1450 // + ": " + context.getResources().getConfiguration()); 1451 } 1452 } 1453 return mSystemContext; 1454 } 1455 1456 public void installSystemApplicationInfo(ApplicationInfo info) { 1457 synchronized (this) { 1458 ContextImpl context = getSystemContext(); 1459 context.init(new LoadedApk(this, "android", context, info), null, this); 1460 } 1461 } 1462 1463 void ensureJitEnabled() { 1464 if (!mJitEnabled) { 1465 mJitEnabled = true; 1466 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1467 } 1468 } 1469 1470 void scheduleGcIdler() { 1471 if (!mGcIdlerScheduled) { 1472 mGcIdlerScheduled = true; 1473 Looper.myQueue().addIdleHandler(mGcIdler); 1474 } 1475 mH.removeMessages(H.GC_WHEN_IDLE); 1476 } 1477 1478 void unscheduleGcIdler() { 1479 if (mGcIdlerScheduled) { 1480 mGcIdlerScheduled = false; 1481 Looper.myQueue().removeIdleHandler(mGcIdler); 1482 } 1483 mH.removeMessages(H.GC_WHEN_IDLE); 1484 } 1485 1486 void doGcIfNeeded() { 1487 mGcIdlerScheduled = false; 1488 final long now = SystemClock.uptimeMillis(); 1489 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1490 // + "m now=" + now); 1491 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1492 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1493 BinderInternal.forceGc("bg"); 1494 } 1495 } 1496 1497 public final ActivityInfo resolveActivityInfo(Intent intent) { 1498 ActivityInfo aInfo = intent.resolveActivityInfo( 1499 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1500 if (aInfo == null) { 1501 // Throw an exception. 1502 Instrumentation.checkStartActivityResult( 1503 IActivityManager.START_CLASS_NOT_FOUND, intent); 1504 } 1505 return aInfo; 1506 } 1507 1508 public final Activity startActivityNow(Activity parent, String id, 1509 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1510 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1511 ActivityClientRecord r = new ActivityClientRecord(); 1512 r.token = token; 1513 r.ident = 0; 1514 r.intent = intent; 1515 r.state = state; 1516 r.parent = parent; 1517 r.embeddedID = id; 1518 r.activityInfo = activityInfo; 1519 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1520 if (localLOGV) { 1521 ComponentName compname = intent.getComponent(); 1522 String name; 1523 if (compname != null) { 1524 name = compname.toShortString(); 1525 } else { 1526 name = "(Intent " + intent + ").getComponent() returned null"; 1527 } 1528 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1529 + ", comp=" + name 1530 + ", token=" + token); 1531 } 1532 return performLaunchActivity(r, null); 1533 } 1534 1535 public final Activity getActivity(IBinder token) { 1536 return mActivities.get(token).activity; 1537 } 1538 1539 public final void sendActivityResult( 1540 IBinder token, String id, int requestCode, 1541 int resultCode, Intent data) { 1542 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1543 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1544 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1545 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1546 mAppThread.scheduleSendResult(token, list); 1547 } 1548 1549 // if the thread hasn't started yet, we don't have the handler, so just 1550 // save the messages until we're ready. 1551 private final void queueOrSendMessage(int what, Object obj) { 1552 queueOrSendMessage(what, obj, 0, 0); 1553 } 1554 1555 private final void queueOrSendMessage(int what, Object obj, int arg1) { 1556 queueOrSendMessage(what, obj, arg1, 0); 1557 } 1558 1559 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1560 synchronized (this) { 1561 if (DEBUG_MESSAGES) Slog.v( 1562 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1563 + ": " + arg1 + " / " + obj); 1564 Message msg = Message.obtain(); 1565 msg.what = what; 1566 msg.obj = obj; 1567 msg.arg1 = arg1; 1568 msg.arg2 = arg2; 1569 mH.sendMessage(msg); 1570 } 1571 } 1572 1573 final void scheduleContextCleanup(ContextImpl context, String who, 1574 String what) { 1575 ContextCleanupInfo cci = new ContextCleanupInfo(); 1576 cci.context = context; 1577 cci.who = who; 1578 cci.what = what; 1579 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1580 } 1581 1582 private final Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1583 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1584 1585 ActivityInfo aInfo = r.activityInfo; 1586 if (r.packageInfo == null) { 1587 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 1588 Context.CONTEXT_INCLUDE_CODE); 1589 } 1590 1591 ComponentName component = r.intent.getComponent(); 1592 if (component == null) { 1593 component = r.intent.resolveActivity( 1594 mInitialApplication.getPackageManager()); 1595 r.intent.setComponent(component); 1596 } 1597 1598 if (r.activityInfo.targetActivity != null) { 1599 component = new ComponentName(r.activityInfo.packageName, 1600 r.activityInfo.targetActivity); 1601 } 1602 1603 Activity activity = null; 1604 try { 1605 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1606 activity = mInstrumentation.newActivity( 1607 cl, component.getClassName(), r.intent); 1608 r.intent.setExtrasClassLoader(cl); 1609 if (r.state != null) { 1610 r.state.setClassLoader(cl); 1611 } 1612 } catch (Exception e) { 1613 if (!mInstrumentation.onException(activity, e)) { 1614 throw new RuntimeException( 1615 "Unable to instantiate activity " + component 1616 + ": " + e.toString(), e); 1617 } 1618 } 1619 1620 try { 1621 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1622 1623 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1624 if (localLOGV) Slog.v( 1625 TAG, r + ": app=" + app 1626 + ", appName=" + app.getPackageName() 1627 + ", pkg=" + r.packageInfo.getPackageName() 1628 + ", comp=" + r.intent.getComponent().toShortString() 1629 + ", dir=" + r.packageInfo.getAppDir()); 1630 1631 if (activity != null) { 1632 ContextImpl appContext = new ContextImpl(); 1633 appContext.init(r.packageInfo, r.token, this); 1634 appContext.setOuterContext(activity); 1635 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1636 Configuration config = new Configuration(mConfiguration); 1637 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1638 + r.activityInfo.name + " with config " + config); 1639 activity.attach(appContext, this, getInstrumentation(), r.token, 1640 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1641 r.embeddedID, r.lastNonConfigurationInstances, config); 1642 1643 if (customIntent != null) { 1644 activity.mIntent = customIntent; 1645 } 1646 r.lastNonConfigurationInstances = null; 1647 activity.mStartedActivity = false; 1648 int theme = r.activityInfo.getThemeResource(); 1649 if (theme != 0) { 1650 activity.setTheme(theme); 1651 } 1652 1653 activity.mCalled = false; 1654 mInstrumentation.callActivityOnCreate(activity, r.state); 1655 if (!activity.mCalled) { 1656 throw new SuperNotCalledException( 1657 "Activity " + r.intent.getComponent().toShortString() + 1658 " did not call through to super.onCreate()"); 1659 } 1660 r.activity = activity; 1661 r.stopped = true; 1662 if (!r.activity.mFinished) { 1663 activity.performStart(); 1664 r.stopped = false; 1665 } 1666 if (!r.activity.mFinished) { 1667 if (r.state != null) { 1668 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1669 } 1670 } 1671 if (!r.activity.mFinished) { 1672 activity.mCalled = false; 1673 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1674 if (!activity.mCalled) { 1675 throw new SuperNotCalledException( 1676 "Activity " + r.intent.getComponent().toShortString() + 1677 " did not call through to super.onPostCreate()"); 1678 } 1679 } 1680 } 1681 r.paused = true; 1682 1683 mActivities.put(r.token, r); 1684 1685 } catch (SuperNotCalledException e) { 1686 throw e; 1687 1688 } catch (Exception e) { 1689 if (!mInstrumentation.onException(activity, e)) { 1690 throw new RuntimeException( 1691 "Unable to start activity " + component 1692 + ": " + e.toString(), e); 1693 } 1694 } 1695 1696 return activity; 1697 } 1698 1699 private final void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1700 // If we are getting ready to gc after going to the background, well 1701 // we are back active so skip it. 1702 unscheduleGcIdler(); 1703 1704 if (localLOGV) Slog.v( 1705 TAG, "Handling launch of " + r); 1706 Activity a = performLaunchActivity(r, customIntent); 1707 1708 if (a != null) { 1709 r.createdConfig = new Configuration(mConfiguration); 1710 Bundle oldState = r.state; 1711 handleResumeActivity(r.token, false, r.isForward); 1712 1713 if (!r.activity.mFinished && r.startsNotResumed) { 1714 // The activity manager actually wants this one to start out 1715 // paused, because it needs to be visible but isn't in the 1716 // foreground. We accomplish this by going through the 1717 // normal startup (because activities expect to go through 1718 // onResume() the first time they run, before their window 1719 // is displayed), and then pausing it. However, in this case 1720 // we do -not- need to do the full pause cycle (of freezing 1721 // and such) because the activity manager assumes it can just 1722 // retain the current state it has. 1723 try { 1724 r.activity.mCalled = false; 1725 mInstrumentation.callActivityOnPause(r.activity); 1726 // We need to keep around the original state, in case 1727 // we need to be created again. 1728 r.state = oldState; 1729 if (!r.activity.mCalled) { 1730 throw new SuperNotCalledException( 1731 "Activity " + r.intent.getComponent().toShortString() + 1732 " did not call through to super.onPause()"); 1733 } 1734 1735 } catch (SuperNotCalledException e) { 1736 throw e; 1737 1738 } catch (Exception e) { 1739 if (!mInstrumentation.onException(r.activity, e)) { 1740 throw new RuntimeException( 1741 "Unable to pause activity " 1742 + r.intent.getComponent().toShortString() 1743 + ": " + e.toString(), e); 1744 } 1745 } 1746 r.paused = true; 1747 } 1748 } else { 1749 // If there was an error, for any reason, tell the activity 1750 // manager to stop us. 1751 try { 1752 ActivityManagerNative.getDefault() 1753 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1754 } catch (RemoteException ex) { 1755 } 1756 } 1757 } 1758 1759 private final void deliverNewIntents(ActivityClientRecord r, 1760 List<Intent> intents) { 1761 final int N = intents.size(); 1762 for (int i=0; i<N; i++) { 1763 Intent intent = intents.get(i); 1764 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1765 r.activity.mFragments.noteStateNotSaved(); 1766 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1767 } 1768 } 1769 1770 public final void performNewIntents(IBinder token, 1771 List<Intent> intents) { 1772 ActivityClientRecord r = mActivities.get(token); 1773 if (r != null) { 1774 final boolean resumed = !r.paused; 1775 if (resumed) { 1776 r.activity.mTemporaryPause = true; 1777 mInstrumentation.callActivityOnPause(r.activity); 1778 } 1779 deliverNewIntents(r, intents); 1780 if (resumed) { 1781 mInstrumentation.callActivityOnResume(r.activity); 1782 r.activity.mTemporaryPause = false; 1783 } 1784 } 1785 } 1786 1787 private final void handleNewIntent(NewIntentData data) { 1788 performNewIntents(data.token, data.intents); 1789 } 1790 1791 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1792 1793 /** 1794 * Return the Intent that's currently being handled by a 1795 * BroadcastReceiver on this thread, or null if none. 1796 * @hide 1797 */ 1798 public static Intent getIntentBeingBroadcast() { 1799 return sCurrentBroadcastIntent.get(); 1800 } 1801 1802 private final void handleReceiver(ReceiverData data) { 1803 // If we are getting ready to gc after going to the background, well 1804 // we are back active so skip it. 1805 unscheduleGcIdler(); 1806 1807 String component = data.intent.getComponent().getClassName(); 1808 1809 LoadedApk packageInfo = getPackageInfoNoCheck( 1810 data.info.applicationInfo); 1811 1812 IActivityManager mgr = ActivityManagerNative.getDefault(); 1813 1814 BroadcastReceiver receiver = null; 1815 try { 1816 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1817 data.intent.setExtrasClassLoader(cl); 1818 data.setExtrasClassLoader(cl); 1819 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1820 } catch (Exception e) { 1821 if (DEBUG_BROADCAST) Slog.i(TAG, 1822 "Finishing failed broadcast to " + data.intent.getComponent()); 1823 data.sendFinished(mgr); 1824 throw new RuntimeException( 1825 "Unable to instantiate receiver " + component 1826 + ": " + e.toString(), e); 1827 } 1828 1829 try { 1830 Application app = packageInfo.makeApplication(false, mInstrumentation); 1831 1832 if (localLOGV) Slog.v( 1833 TAG, "Performing receive of " + data.intent 1834 + ": app=" + app 1835 + ", appName=" + app.getPackageName() 1836 + ", pkg=" + packageInfo.getPackageName() 1837 + ", comp=" + data.intent.getComponent().toShortString() 1838 + ", dir=" + packageInfo.getAppDir()); 1839 1840 ContextImpl context = (ContextImpl)app.getBaseContext(); 1841 sCurrentBroadcastIntent.set(data.intent); 1842 receiver.setPendingResult(data); 1843 receiver.onReceive(context.getReceiverRestrictedContext(), 1844 data.intent); 1845 } catch (Exception e) { 1846 if (DEBUG_BROADCAST) Slog.i(TAG, 1847 "Finishing failed broadcast to " + data.intent.getComponent()); 1848 data.sendFinished(mgr); 1849 if (!mInstrumentation.onException(receiver, e)) { 1850 throw new RuntimeException( 1851 "Unable to start receiver " + component 1852 + ": " + e.toString(), e); 1853 } 1854 } finally { 1855 sCurrentBroadcastIntent.set(null); 1856 } 1857 1858 if (receiver.getPendingResult() != null) { 1859 data.finish(); 1860 } 1861 } 1862 1863 // Instantiate a BackupAgent and tell it that it's alive 1864 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 1865 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 1866 1867 // no longer idle; we have backup work to do 1868 unscheduleGcIdler(); 1869 1870 // instantiate the BackupAgent class named in the manifest 1871 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1872 String packageName = packageInfo.mPackageName; 1873 if (mBackupAgents.get(packageName) != null) { 1874 Slog.d(TAG, "BackupAgent " + " for " + packageName 1875 + " already exists"); 1876 return; 1877 } 1878 1879 BackupAgent agent = null; 1880 String classname = data.appInfo.backupAgentName; 1881 if (classname == null) { 1882 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 1883 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 1884 + packageName); 1885 return; 1886 } 1887 classname = "android.app.FullBackupAgent"; 1888 } 1889 try { 1890 IBinder binder = null; 1891 try { 1892 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1893 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 1894 1895 // set up the agent's context 1896 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 1897 + data.appInfo.backupAgentName); 1898 1899 ContextImpl context = new ContextImpl(); 1900 context.init(packageInfo, null, this); 1901 context.setOuterContext(agent); 1902 agent.attach(context); 1903 1904 agent.onCreate(); 1905 binder = agent.onBind(); 1906 mBackupAgents.put(packageName, agent); 1907 } catch (Exception e) { 1908 // If this is during restore, fail silently; otherwise go 1909 // ahead and let the user see the crash. 1910 Slog.e(TAG, "Agent threw during creation: " + e); 1911 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 1912 throw e; 1913 } 1914 // falling through with 'binder' still null 1915 } 1916 1917 // tell the OS that we're live now 1918 try { 1919 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 1920 } catch (RemoteException e) { 1921 // nothing to do. 1922 } 1923 } catch (Exception e) { 1924 throw new RuntimeException("Unable to create BackupAgent " 1925 + data.appInfo.backupAgentName + ": " + e.toString(), e); 1926 } 1927 } 1928 1929 // Tear down a BackupAgent 1930 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 1931 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 1932 1933 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo); 1934 String packageName = packageInfo.mPackageName; 1935 BackupAgent agent = mBackupAgents.get(packageName); 1936 if (agent != null) { 1937 try { 1938 agent.onDestroy(); 1939 } catch (Exception e) { 1940 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 1941 e.printStackTrace(); 1942 } 1943 mBackupAgents.remove(packageName); 1944 } else { 1945 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 1946 } 1947 } 1948 1949 private final void handleCreateService(CreateServiceData data) { 1950 // If we are getting ready to gc after going to the background, well 1951 // we are back active so skip it. 1952 unscheduleGcIdler(); 1953 1954 LoadedApk packageInfo = getPackageInfoNoCheck( 1955 data.info.applicationInfo); 1956 Service service = null; 1957 try { 1958 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1959 service = (Service) cl.loadClass(data.info.name).newInstance(); 1960 } catch (Exception e) { 1961 if (!mInstrumentation.onException(service, e)) { 1962 throw new RuntimeException( 1963 "Unable to instantiate service " + data.info.name 1964 + ": " + e.toString(), e); 1965 } 1966 } 1967 1968 try { 1969 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 1970 1971 ContextImpl context = new ContextImpl(); 1972 context.init(packageInfo, null, this); 1973 1974 Application app = packageInfo.makeApplication(false, mInstrumentation); 1975 context.setOuterContext(service); 1976 service.attach(context, this, data.info.name, data.token, app, 1977 ActivityManagerNative.getDefault()); 1978 service.onCreate(); 1979 mServices.put(data.token, service); 1980 try { 1981 ActivityManagerNative.getDefault().serviceDoneExecuting( 1982 data.token, 0, 0, 0); 1983 } catch (RemoteException e) { 1984 // nothing to do. 1985 } 1986 } catch (Exception e) { 1987 if (!mInstrumentation.onException(service, e)) { 1988 throw new RuntimeException( 1989 "Unable to create service " + data.info.name 1990 + ": " + e.toString(), e); 1991 } 1992 } 1993 } 1994 1995 private final void handleBindService(BindServiceData data) { 1996 Service s = mServices.get(data.token); 1997 if (s != null) { 1998 try { 1999 data.intent.setExtrasClassLoader(s.getClassLoader()); 2000 try { 2001 if (!data.rebind) { 2002 IBinder binder = s.onBind(data.intent); 2003 ActivityManagerNative.getDefault().publishService( 2004 data.token, data.intent, binder); 2005 } else { 2006 s.onRebind(data.intent); 2007 ActivityManagerNative.getDefault().serviceDoneExecuting( 2008 data.token, 0, 0, 0); 2009 } 2010 ensureJitEnabled(); 2011 } catch (RemoteException ex) { 2012 } 2013 } catch (Exception e) { 2014 if (!mInstrumentation.onException(s, e)) { 2015 throw new RuntimeException( 2016 "Unable to bind to service " + s 2017 + " with " + data.intent + ": " + e.toString(), e); 2018 } 2019 } 2020 } 2021 } 2022 2023 private final void handleUnbindService(BindServiceData data) { 2024 Service s = mServices.get(data.token); 2025 if (s != null) { 2026 try { 2027 data.intent.setExtrasClassLoader(s.getClassLoader()); 2028 boolean doRebind = s.onUnbind(data.intent); 2029 try { 2030 if (doRebind) { 2031 ActivityManagerNative.getDefault().unbindFinished( 2032 data.token, data.intent, doRebind); 2033 } else { 2034 ActivityManagerNative.getDefault().serviceDoneExecuting( 2035 data.token, 0, 0, 0); 2036 } 2037 } catch (RemoteException ex) { 2038 } 2039 } catch (Exception e) { 2040 if (!mInstrumentation.onException(s, e)) { 2041 throw new RuntimeException( 2042 "Unable to unbind to service " + s 2043 + " with " + data.intent + ": " + e.toString(), e); 2044 } 2045 } 2046 } 2047 } 2048 2049 private void handleDumpService(DumpComponentInfo info) { 2050 try { 2051 Service s = mServices.get(info.token); 2052 if (s != null) { 2053 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2054 s.dump(info.fd, pw, info.args); 2055 pw.close(); 2056 } 2057 } finally { 2058 synchronized (info) { 2059 info.dumped = true; 2060 info.notifyAll(); 2061 } 2062 } 2063 } 2064 2065 private void handleDumpActivity(DumpComponentInfo info) { 2066 try { 2067 ActivityClientRecord r = mActivities.get(info.token); 2068 if (r != null && r.activity != null) { 2069 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 2070 r.activity.dump(info.fd, pw, info.args); 2071 pw.close(); 2072 } 2073 } finally { 2074 synchronized (info) { 2075 info.dumped = true; 2076 info.notifyAll(); 2077 } 2078 } 2079 } 2080 2081 private final void handleServiceArgs(ServiceArgsData data) { 2082 Service s = mServices.get(data.token); 2083 if (s != null) { 2084 try { 2085 if (data.args != null) { 2086 data.args.setExtrasClassLoader(s.getClassLoader()); 2087 } 2088 int res = s.onStartCommand(data.args, data.flags, data.startId); 2089 2090 QueuedWork.waitToFinish(); 2091 2092 try { 2093 ActivityManagerNative.getDefault().serviceDoneExecuting( 2094 data.token, 1, data.startId, res); 2095 } catch (RemoteException e) { 2096 // nothing to do. 2097 } 2098 ensureJitEnabled(); 2099 } catch (Exception e) { 2100 if (!mInstrumentation.onException(s, e)) { 2101 throw new RuntimeException( 2102 "Unable to start service " + s 2103 + " with " + data.args + ": " + e.toString(), e); 2104 } 2105 } 2106 } 2107 } 2108 2109 private final void handleStopService(IBinder token) { 2110 Service s = mServices.remove(token); 2111 if (s != null) { 2112 try { 2113 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2114 s.onDestroy(); 2115 Context context = s.getBaseContext(); 2116 if (context instanceof ContextImpl) { 2117 final String who = s.getClassName(); 2118 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2119 } 2120 2121 QueuedWork.waitToFinish(); 2122 2123 try { 2124 ActivityManagerNative.getDefault().serviceDoneExecuting( 2125 token, 0, 0, 0); 2126 } catch (RemoteException e) { 2127 // nothing to do. 2128 } 2129 } catch (Exception e) { 2130 if (!mInstrumentation.onException(s, e)) { 2131 throw new RuntimeException( 2132 "Unable to stop service " + s 2133 + ": " + e.toString(), e); 2134 } 2135 } 2136 } 2137 //Slog.i(TAG, "Running services: " + mServices); 2138 } 2139 2140 public final ActivityClientRecord performResumeActivity(IBinder token, 2141 boolean clearHide) { 2142 ActivityClientRecord r = mActivities.get(token); 2143 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2144 + " finished=" + r.activity.mFinished); 2145 if (r != null && !r.activity.mFinished) { 2146 if (clearHide) { 2147 r.hideForNow = false; 2148 r.activity.mStartedActivity = false; 2149 } 2150 try { 2151 if (r.pendingIntents != null) { 2152 deliverNewIntents(r, r.pendingIntents); 2153 r.pendingIntents = null; 2154 } 2155 if (r.pendingResults != null) { 2156 deliverResults(r, r.pendingResults); 2157 r.pendingResults = null; 2158 } 2159 r.activity.performResume(); 2160 2161 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2162 r.activity.getComponentName().getClassName()); 2163 2164 r.paused = false; 2165 r.stopped = false; 2166 r.state = null; 2167 } catch (Exception e) { 2168 if (!mInstrumentation.onException(r.activity, e)) { 2169 throw new RuntimeException( 2170 "Unable to resume activity " 2171 + r.intent.getComponent().toShortString() 2172 + ": " + e.toString(), e); 2173 } 2174 } 2175 } 2176 return r; 2177 } 2178 2179 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2180 // If we are getting ready to gc after going to the background, well 2181 // we are back active so skip it. 2182 unscheduleGcIdler(); 2183 2184 ActivityClientRecord r = performResumeActivity(token, clearHide); 2185 2186 if (r != null) { 2187 final Activity a = r.activity; 2188 2189 if (localLOGV) Slog.v( 2190 TAG, "Resume " + r + " started activity: " + 2191 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2192 + ", finished: " + a.mFinished); 2193 2194 final int forwardBit = isForward ? 2195 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2196 2197 // If the window hasn't yet been added to the window manager, 2198 // and this guy didn't finish itself or start another activity, 2199 // then go ahead and add the window. 2200 boolean willBeVisible = !a.mStartedActivity; 2201 if (!willBeVisible) { 2202 try { 2203 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2204 a.getActivityToken()); 2205 } catch (RemoteException e) { 2206 } 2207 } 2208 if (r.window == null && !a.mFinished && willBeVisible) { 2209 r.window = r.activity.getWindow(); 2210 View decor = r.window.getDecorView(); 2211 decor.setVisibility(View.INVISIBLE); 2212 ViewManager wm = a.getWindowManager(); 2213 WindowManager.LayoutParams l = r.window.getAttributes(); 2214 a.mDecor = decor; 2215 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2216 l.softInputMode |= forwardBit; 2217 if (a.mVisibleFromClient) { 2218 a.mWindowAdded = true; 2219 wm.addView(decor, l); 2220 } 2221 2222 // If the window has already been added, but during resume 2223 // we started another activity, then don't yet make the 2224 // window visible. 2225 } else if (!willBeVisible) { 2226 if (localLOGV) Slog.v( 2227 TAG, "Launch " + r + " mStartedActivity set"); 2228 r.hideForNow = true; 2229 } 2230 2231 // The window is now visible if it has been added, we are not 2232 // simply finishing, and we are not starting another activity. 2233 if (!r.activity.mFinished && willBeVisible 2234 && r.activity.mDecor != null && !r.hideForNow) { 2235 if (r.newConfig != null) { 2236 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2237 + r.activityInfo.name + " with newConfig " + r.newConfig); 2238 performConfigurationChanged(r.activity, r.newConfig); 2239 r.newConfig = null; 2240 } 2241 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2242 + isForward); 2243 WindowManager.LayoutParams l = r.window.getAttributes(); 2244 if ((l.softInputMode 2245 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2246 != forwardBit) { 2247 l.softInputMode = (l.softInputMode 2248 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2249 | forwardBit; 2250 if (r.activity.mVisibleFromClient) { 2251 ViewManager wm = a.getWindowManager(); 2252 View decor = r.window.getDecorView(); 2253 wm.updateViewLayout(decor, l); 2254 } 2255 } 2256 r.activity.mVisibleFromServer = true; 2257 mNumVisibleActivities++; 2258 if (r.activity.mVisibleFromClient) { 2259 r.activity.makeVisible(); 2260 } 2261 } 2262 2263 r.nextIdle = mNewActivities; 2264 mNewActivities = r; 2265 if (localLOGV) Slog.v( 2266 TAG, "Scheduling idle handler for " + r); 2267 Looper.myQueue().addIdleHandler(new Idler()); 2268 2269 } else { 2270 // If an exception was thrown when trying to resume, then 2271 // just end this activity. 2272 try { 2273 ActivityManagerNative.getDefault() 2274 .finishActivity(token, Activity.RESULT_CANCELED, null); 2275 } catch (RemoteException ex) { 2276 } 2277 } 2278 } 2279 2280 private int mThumbnailWidth = -1; 2281 private int mThumbnailHeight = -1; 2282 2283 private final Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2284 Bitmap thumbnail = null; 2285 try { 2286 int w = mThumbnailWidth; 2287 int h; 2288 if (w < 0) { 2289 Resources res = r.activity.getResources(); 2290 mThumbnailHeight = h = 2291 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2292 2293 mThumbnailWidth = w = 2294 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2295 } else { 2296 h = mThumbnailHeight; 2297 } 2298 2299 // On platforms where we don't want thumbnails, set dims to (0,0) 2300 if ((w > 0) && (h > 0)) { 2301 View topView = r.activity.getWindow().getDecorView(); 2302 2303 // Maximize bitmap by capturing in native aspect. 2304 if (topView.getWidth() >= topView.getHeight()) { 2305 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2306 } else { 2307 thumbnail = Bitmap.createBitmap(h, w, THUMBNAIL_FORMAT); 2308 } 2309 2310 thumbnail.eraseColor(0); 2311 Canvas cv = new Canvas(thumbnail); 2312 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2313 thumbnail = null; 2314 } 2315 } 2316 2317 } catch (Exception e) { 2318 if (!mInstrumentation.onException(r.activity, e)) { 2319 throw new RuntimeException( 2320 "Unable to create thumbnail of " 2321 + r.intent.getComponent().toShortString() 2322 + ": " + e.toString(), e); 2323 } 2324 thumbnail = null; 2325 } 2326 2327 return thumbnail; 2328 } 2329 2330 private final void handlePauseActivity(IBinder token, boolean finished, 2331 boolean userLeaving, int configChanges) { 2332 ActivityClientRecord r = mActivities.get(token); 2333 if (r != null) { 2334 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2335 if (userLeaving) { 2336 performUserLeavingActivity(r); 2337 } 2338 2339 r.activity.mConfigChangeFlags |= configChanges; 2340 Bundle state = performPauseActivity(token, finished, true); 2341 2342 // Make sure any pending writes are now committed. 2343 QueuedWork.waitToFinish(); 2344 2345 // Tell the activity manager we have paused. 2346 try { 2347 ActivityManagerNative.getDefault().activityPaused(token, state); 2348 } catch (RemoteException ex) { 2349 } 2350 } 2351 } 2352 2353 final void performUserLeavingActivity(ActivityClientRecord r) { 2354 mInstrumentation.callActivityOnUserLeaving(r.activity); 2355 } 2356 2357 final Bundle performPauseActivity(IBinder token, boolean finished, 2358 boolean saveState) { 2359 ActivityClientRecord r = mActivities.get(token); 2360 return r != null ? performPauseActivity(r, finished, saveState) : null; 2361 } 2362 2363 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2364 boolean saveState) { 2365 if (r.paused) { 2366 if (r.activity.mFinished) { 2367 // If we are finishing, we won't call onResume() in certain cases. 2368 // So here we likewise don't want to call onPause() if the activity 2369 // isn't resumed. 2370 return null; 2371 } 2372 RuntimeException e = new RuntimeException( 2373 "Performing pause of activity that is not resumed: " 2374 + r.intent.getComponent().toShortString()); 2375 Slog.e(TAG, e.getMessage(), e); 2376 } 2377 Bundle state = null; 2378 if (finished) { 2379 r.activity.mFinished = true; 2380 } 2381 try { 2382 // Next have the activity save its current state and managed dialogs... 2383 if (!r.activity.mFinished && saveState) { 2384 state = new Bundle(); 2385 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2386 r.state = state; 2387 } 2388 // Now we are idle. 2389 r.activity.mCalled = false; 2390 mInstrumentation.callActivityOnPause(r.activity); 2391 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2392 if (!r.activity.mCalled) { 2393 throw new SuperNotCalledException( 2394 "Activity " + r.intent.getComponent().toShortString() + 2395 " did not call through to super.onPause()"); 2396 } 2397 2398 } catch (SuperNotCalledException e) { 2399 throw e; 2400 2401 } catch (Exception e) { 2402 if (!mInstrumentation.onException(r.activity, e)) { 2403 throw new RuntimeException( 2404 "Unable to pause activity " 2405 + r.intent.getComponent().toShortString() 2406 + ": " + e.toString(), e); 2407 } 2408 } 2409 r.paused = true; 2410 return state; 2411 } 2412 2413 final void performStopActivity(IBinder token) { 2414 ActivityClientRecord r = mActivities.get(token); 2415 performStopActivityInner(r, null, false); 2416 } 2417 2418 private static class StopInfo { 2419 Bitmap thumbnail; 2420 CharSequence description; 2421 } 2422 2423 private final class ProviderRefCount { 2424 public int count; 2425 ProviderRefCount(int pCount) { 2426 count = pCount; 2427 } 2428 } 2429 2430 private final void performStopActivityInner(ActivityClientRecord r, 2431 StopInfo info, boolean keepShown) { 2432 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2433 if (r != null) { 2434 if (!keepShown && r.stopped) { 2435 if (r.activity.mFinished) { 2436 // If we are finishing, we won't call onResume() in certain 2437 // cases. So here we likewise don't want to call onStop() 2438 // if the activity isn't resumed. 2439 return; 2440 } 2441 RuntimeException e = new RuntimeException( 2442 "Performing stop of activity that is not resumed: " 2443 + r.intent.getComponent().toShortString()); 2444 Slog.e(TAG, e.getMessage(), e); 2445 } 2446 2447 if (info != null) { 2448 try { 2449 // First create a thumbnail for the activity... 2450 info.thumbnail = createThumbnailBitmap(r); 2451 info.description = r.activity.onCreateDescription(); 2452 } catch (Exception e) { 2453 if (!mInstrumentation.onException(r.activity, e)) { 2454 throw new RuntimeException( 2455 "Unable to save state of activity " 2456 + r.intent.getComponent().toShortString() 2457 + ": " + e.toString(), e); 2458 } 2459 } 2460 } 2461 2462 if (!keepShown) { 2463 try { 2464 // Now we are idle. 2465 r.activity.performStop(); 2466 } catch (Exception e) { 2467 if (!mInstrumentation.onException(r.activity, e)) { 2468 throw new RuntimeException( 2469 "Unable to stop activity " 2470 + r.intent.getComponent().toShortString() 2471 + ": " + e.toString(), e); 2472 } 2473 } 2474 r.stopped = true; 2475 } 2476 2477 r.paused = true; 2478 } 2479 } 2480 2481 private final void updateVisibility(ActivityClientRecord r, boolean show) { 2482 View v = r.activity.mDecor; 2483 if (v != null) { 2484 if (show) { 2485 if (!r.activity.mVisibleFromServer) { 2486 r.activity.mVisibleFromServer = true; 2487 mNumVisibleActivities++; 2488 if (r.activity.mVisibleFromClient) { 2489 r.activity.makeVisible(); 2490 } 2491 } 2492 if (r.newConfig != null) { 2493 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2494 + r.activityInfo.name + " with new config " + r.newConfig); 2495 performConfigurationChanged(r.activity, r.newConfig); 2496 r.newConfig = null; 2497 } 2498 } else { 2499 if (r.activity.mVisibleFromServer) { 2500 r.activity.mVisibleFromServer = false; 2501 mNumVisibleActivities--; 2502 v.setVisibility(View.INVISIBLE); 2503 } 2504 } 2505 } 2506 } 2507 2508 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 2509 ActivityClientRecord r = mActivities.get(token); 2510 r.activity.mConfigChangeFlags |= configChanges; 2511 2512 StopInfo info = new StopInfo(); 2513 performStopActivityInner(r, info, show); 2514 2515 if (localLOGV) Slog.v( 2516 TAG, "Finishing stop of " + r + ": show=" + show 2517 + " win=" + r.window); 2518 2519 updateVisibility(r, show); 2520 2521 // Tell activity manager we have been stopped. 2522 try { 2523 ActivityManagerNative.getDefault().activityStopped( 2524 r.token, info.thumbnail, info.description); 2525 } catch (RemoteException ex) { 2526 } 2527 } 2528 2529 final void performRestartActivity(IBinder token) { 2530 ActivityClientRecord r = mActivities.get(token); 2531 if (r.stopped) { 2532 r.activity.performRestart(); 2533 r.stopped = false; 2534 } 2535 } 2536 2537 private final void handleWindowVisibility(IBinder token, boolean show) { 2538 ActivityClientRecord r = mActivities.get(token); 2539 if (!show && !r.stopped) { 2540 performStopActivityInner(r, null, show); 2541 } else if (show && r.stopped) { 2542 // If we are getting ready to gc after going to the background, well 2543 // we are back active so skip it. 2544 unscheduleGcIdler(); 2545 2546 r.activity.performRestart(); 2547 r.stopped = false; 2548 } 2549 if (r.activity.mDecor != null) { 2550 if (Config.LOGV) Slog.v( 2551 TAG, "Handle window " + r + " visibility: " + show); 2552 updateVisibility(r, show); 2553 } 2554 } 2555 2556 private final void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2557 final int N = results.size(); 2558 for (int i=0; i<N; i++) { 2559 ResultInfo ri = results.get(i); 2560 try { 2561 if (ri.mData != null) { 2562 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2563 } 2564 if (DEBUG_RESULTS) Slog.v(TAG, 2565 "Delivering result to activity " + r + " : " + ri); 2566 r.activity.dispatchActivityResult(ri.mResultWho, 2567 ri.mRequestCode, ri.mResultCode, ri.mData); 2568 } catch (Exception e) { 2569 if (!mInstrumentation.onException(r.activity, e)) { 2570 throw new RuntimeException( 2571 "Failure delivering result " + ri + " to activity " 2572 + r.intent.getComponent().toShortString() 2573 + ": " + e.toString(), e); 2574 } 2575 } 2576 } 2577 } 2578 2579 private final void handleSendResult(ResultData res) { 2580 ActivityClientRecord r = mActivities.get(res.token); 2581 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2582 if (r != null) { 2583 final boolean resumed = !r.paused; 2584 if (!r.activity.mFinished && r.activity.mDecor != null 2585 && r.hideForNow && resumed) { 2586 // We had hidden the activity because it started another 2587 // one... we have gotten a result back and we are not 2588 // paused, so make sure our window is visible. 2589 updateVisibility(r, true); 2590 } 2591 if (resumed) { 2592 try { 2593 // Now we are idle. 2594 r.activity.mCalled = false; 2595 r.activity.mTemporaryPause = true; 2596 mInstrumentation.callActivityOnPause(r.activity); 2597 if (!r.activity.mCalled) { 2598 throw new SuperNotCalledException( 2599 "Activity " + r.intent.getComponent().toShortString() 2600 + " did not call through to super.onPause()"); 2601 } 2602 } catch (SuperNotCalledException e) { 2603 throw e; 2604 } catch (Exception e) { 2605 if (!mInstrumentation.onException(r.activity, e)) { 2606 throw new RuntimeException( 2607 "Unable to pause activity " 2608 + r.intent.getComponent().toShortString() 2609 + ": " + e.toString(), e); 2610 } 2611 } 2612 } 2613 deliverResults(r, res.results); 2614 if (resumed) { 2615 mInstrumentation.callActivityOnResume(r.activity); 2616 r.activity.mTemporaryPause = false; 2617 } 2618 } 2619 } 2620 2621 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2622 return performDestroyActivity(token, finishing, 0, false); 2623 } 2624 2625 private final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2626 int configChanges, boolean getNonConfigInstance) { 2627 ActivityClientRecord r = mActivities.get(token); 2628 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2629 if (r != null) { 2630 r.activity.mConfigChangeFlags |= configChanges; 2631 if (finishing) { 2632 r.activity.mFinished = true; 2633 } 2634 if (getNonConfigInstance) { 2635 r.activity.mChangingConfigurations = true; 2636 } 2637 if (!r.paused) { 2638 try { 2639 r.activity.mCalled = false; 2640 mInstrumentation.callActivityOnPause(r.activity); 2641 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2642 r.activity.getComponentName().getClassName()); 2643 if (!r.activity.mCalled) { 2644 throw new SuperNotCalledException( 2645 "Activity " + safeToComponentShortString(r.intent) 2646 + " did not call through to super.onPause()"); 2647 } 2648 } catch (SuperNotCalledException e) { 2649 throw e; 2650 } catch (Exception e) { 2651 if (!mInstrumentation.onException(r.activity, e)) { 2652 throw new RuntimeException( 2653 "Unable to pause activity " 2654 + safeToComponentShortString(r.intent) 2655 + ": " + e.toString(), e); 2656 } 2657 } 2658 r.paused = true; 2659 } 2660 if (!r.stopped) { 2661 try { 2662 r.activity.performStop(); 2663 } catch (SuperNotCalledException e) { 2664 throw e; 2665 } catch (Exception e) { 2666 if (!mInstrumentation.onException(r.activity, e)) { 2667 throw new RuntimeException( 2668 "Unable to stop activity " 2669 + safeToComponentShortString(r.intent) 2670 + ": " + e.toString(), e); 2671 } 2672 } 2673 r.stopped = true; 2674 } 2675 if (getNonConfigInstance) { 2676 try { 2677 r.lastNonConfigurationInstances 2678 = r.activity.retainNonConfigurationInstances(); 2679 } catch (Exception e) { 2680 if (!mInstrumentation.onException(r.activity, e)) { 2681 throw new RuntimeException( 2682 "Unable to retain activity " 2683 + r.intent.getComponent().toShortString() 2684 + ": " + e.toString(), e); 2685 } 2686 } 2687 } 2688 try { 2689 r.activity.mCalled = false; 2690 mInstrumentation.callActivityOnDestroy(r.activity); 2691 if (!r.activity.mCalled) { 2692 throw new SuperNotCalledException( 2693 "Activity " + safeToComponentShortString(r.intent) + 2694 " did not call through to super.onDestroy()"); 2695 } 2696 if (r.window != null) { 2697 r.window.closeAllPanels(); 2698 } 2699 } catch (SuperNotCalledException e) { 2700 throw e; 2701 } catch (Exception e) { 2702 if (!mInstrumentation.onException(r.activity, e)) { 2703 throw new RuntimeException( 2704 "Unable to destroy activity " + safeToComponentShortString(r.intent) 2705 + ": " + e.toString(), e); 2706 } 2707 } 2708 } 2709 mActivities.remove(token); 2710 2711 return r; 2712 } 2713 2714 private static String safeToComponentShortString(Intent intent) { 2715 ComponentName component = intent.getComponent(); 2716 return component == null ? "[Unknown]" : component.toShortString(); 2717 } 2718 2719 private final void handleDestroyActivity(IBinder token, boolean finishing, 2720 int configChanges, boolean getNonConfigInstance) { 2721 ActivityClientRecord r = performDestroyActivity(token, finishing, 2722 configChanges, getNonConfigInstance); 2723 if (r != null) { 2724 WindowManager wm = r.activity.getWindowManager(); 2725 View v = r.activity.mDecor; 2726 if (v != null) { 2727 if (r.activity.mVisibleFromServer) { 2728 mNumVisibleActivities--; 2729 } 2730 IBinder wtoken = v.getWindowToken(); 2731 if (r.activity.mWindowAdded) { 2732 wm.removeViewImmediate(v); 2733 } 2734 if (wtoken != null) { 2735 WindowManagerImpl.getDefault().closeAll(wtoken, 2736 r.activity.getClass().getName(), "Activity"); 2737 } 2738 r.activity.mDecor = null; 2739 } 2740 WindowManagerImpl.getDefault().closeAll(token, 2741 r.activity.getClass().getName(), "Activity"); 2742 2743 // Mocked out contexts won't be participating in the normal 2744 // process lifecycle, but if we're running with a proper 2745 // ApplicationContext we need to have it tear down things 2746 // cleanly. 2747 Context c = r.activity.getBaseContext(); 2748 if (c instanceof ContextImpl) { 2749 ((ContextImpl) c).scheduleFinalCleanup( 2750 r.activity.getClass().getName(), "Activity"); 2751 } 2752 } 2753 if (finishing) { 2754 try { 2755 ActivityManagerNative.getDefault().activityDestroyed(token); 2756 } catch (RemoteException ex) { 2757 // If the system process has died, it's game over for everyone. 2758 } 2759 } 2760 } 2761 2762 private final void handleRelaunchActivity(ActivityClientRecord tmp, int configChanges) { 2763 // If we are getting ready to gc after going to the background, well 2764 // we are back active so skip it. 2765 unscheduleGcIdler(); 2766 2767 Configuration changedConfig = null; 2768 2769 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2770 + tmp.token + " with configChanges=0x" 2771 + Integer.toHexString(configChanges)); 2772 2773 // First: make sure we have the most recent configuration and most 2774 // recent version of the activity, or skip it if some previous call 2775 // had taken a more recent version. 2776 synchronized (mPackages) { 2777 int N = mRelaunchingActivities.size(); 2778 IBinder token = tmp.token; 2779 tmp = null; 2780 for (int i=0; i<N; i++) { 2781 ActivityClientRecord r = mRelaunchingActivities.get(i); 2782 if (r.token == token) { 2783 tmp = r; 2784 mRelaunchingActivities.remove(i); 2785 i--; 2786 N--; 2787 } 2788 } 2789 2790 if (tmp == null) { 2791 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 2792 return; 2793 } 2794 2795 if (mPendingConfiguration != null) { 2796 changedConfig = mPendingConfiguration; 2797 mPendingConfiguration = null; 2798 } 2799 } 2800 2801 if (tmp.createdConfig != null) { 2802 // If the activity manager is passing us its current config, 2803 // assume that is really what we want regardless of what we 2804 // may have pending. 2805 if (mConfiguration == null 2806 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 2807 && mConfiguration.diff(tmp.createdConfig) != 0)) { 2808 if (changedConfig == null 2809 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 2810 changedConfig = tmp.createdConfig; 2811 } 2812 } 2813 } 2814 2815 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 2816 + tmp.token + ": changedConfig=" + changedConfig); 2817 2818 // If there was a pending configuration change, execute it first. 2819 if (changedConfig != null) { 2820 handleConfigurationChanged(changedConfig); 2821 } 2822 2823 ActivityClientRecord r = mActivities.get(tmp.token); 2824 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 2825 if (r == null) { 2826 return; 2827 } 2828 2829 r.activity.mConfigChangeFlags |= configChanges; 2830 Intent currentIntent = r.activity.mIntent; 2831 2832 Bundle savedState = null; 2833 if (!r.paused) { 2834 savedState = performPauseActivity(r.token, false, true); 2835 } 2836 2837 handleDestroyActivity(r.token, false, configChanges, true); 2838 2839 r.activity = null; 2840 r.window = null; 2841 r.hideForNow = false; 2842 r.nextIdle = null; 2843 // Merge any pending results and pending intents; don't just replace them 2844 if (tmp.pendingResults != null) { 2845 if (r.pendingResults == null) { 2846 r.pendingResults = tmp.pendingResults; 2847 } else { 2848 r.pendingResults.addAll(tmp.pendingResults); 2849 } 2850 } 2851 if (tmp.pendingIntents != null) { 2852 if (r.pendingIntents == null) { 2853 r.pendingIntents = tmp.pendingIntents; 2854 } else { 2855 r.pendingIntents.addAll(tmp.pendingIntents); 2856 } 2857 } 2858 r.startsNotResumed = tmp.startsNotResumed; 2859 if (savedState != null) { 2860 r.state = savedState; 2861 } 2862 2863 handleLaunchActivity(r, currentIntent); 2864 } 2865 2866 private final void handleRequestThumbnail(IBinder token) { 2867 ActivityClientRecord r = mActivities.get(token); 2868 Bitmap thumbnail = createThumbnailBitmap(r); 2869 CharSequence description = null; 2870 try { 2871 description = r.activity.onCreateDescription(); 2872 } catch (Exception e) { 2873 if (!mInstrumentation.onException(r.activity, e)) { 2874 throw new RuntimeException( 2875 "Unable to create description of activity " 2876 + r.intent.getComponent().toShortString() 2877 + ": " + e.toString(), e); 2878 } 2879 } 2880 //System.out.println("Reporting top thumbnail " + thumbnail); 2881 try { 2882 ActivityManagerNative.getDefault().reportThumbnail( 2883 token, thumbnail, description); 2884 } catch (RemoteException ex) { 2885 } 2886 } 2887 2888 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 2889 boolean allActivities, Configuration newConfig) { 2890 ArrayList<ComponentCallbacks> callbacks 2891 = new ArrayList<ComponentCallbacks>(); 2892 2893 if (mActivities.size() > 0) { 2894 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 2895 while (it.hasNext()) { 2896 ActivityClientRecord ar = it.next(); 2897 Activity a = ar.activity; 2898 if (a != null) { 2899 if (!ar.activity.mFinished && (allActivities || 2900 (a != null && !ar.paused))) { 2901 // If the activity is currently resumed, its configuration 2902 // needs to change right now. 2903 callbacks.add(a); 2904 } else if (newConfig != null) { 2905 // Otherwise, we will tell it about the change 2906 // the next time it is resumed or shown. Note that 2907 // the activity manager may, before then, decide the 2908 // activity needs to be destroyed to handle its new 2909 // configuration. 2910 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 2911 + ar.activityInfo.name + " newConfig=" + newConfig); 2912 ar.newConfig = newConfig; 2913 } 2914 } 2915 } 2916 } 2917 if (mServices.size() > 0) { 2918 Iterator<Service> it = mServices.values().iterator(); 2919 while (it.hasNext()) { 2920 callbacks.add(it.next()); 2921 } 2922 } 2923 synchronized (mProviderMap) { 2924 if (mLocalProviders.size() > 0) { 2925 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 2926 while (it.hasNext()) { 2927 callbacks.add(it.next().mLocalProvider); 2928 } 2929 } 2930 } 2931 final int N = mAllApplications.size(); 2932 for (int i=0; i<N; i++) { 2933 callbacks.add(mAllApplications.get(i)); 2934 } 2935 2936 return callbacks; 2937 } 2938 2939 private final void performConfigurationChanged( 2940 ComponentCallbacks cb, Configuration config) { 2941 // Only for Activity objects, check that they actually call up to their 2942 // superclass implementation. ComponentCallbacks is an interface, so 2943 // we check the runtime type and act accordingly. 2944 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 2945 if (activity != null) { 2946 activity.mCalled = false; 2947 } 2948 2949 boolean shouldChangeConfig = false; 2950 if ((activity == null) || (activity.mCurrentConfig == null)) { 2951 shouldChangeConfig = true; 2952 } else { 2953 2954 // If the new config is the same as the config this Activity 2955 // is already running with then don't bother calling 2956 // onConfigurationChanged 2957 int diff = activity.mCurrentConfig.diff(config); 2958 if (diff != 0) { 2959 2960 // If this activity doesn't handle any of the config changes 2961 // then don't bother calling onConfigurationChanged as we're 2962 // going to destroy it. 2963 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 2964 shouldChangeConfig = true; 2965 } 2966 } 2967 } 2968 2969 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 2970 + ": shouldChangeConfig=" + shouldChangeConfig); 2971 if (shouldChangeConfig) { 2972 cb.onConfigurationChanged(config); 2973 2974 if (activity != null) { 2975 if (!activity.mCalled) { 2976 throw new SuperNotCalledException( 2977 "Activity " + activity.getLocalClassName() + 2978 " did not call through to super.onConfigurationChanged()"); 2979 } 2980 activity.mConfigChangeFlags = 0; 2981 activity.mCurrentConfig = new Configuration(config); 2982 } 2983 } 2984 } 2985 2986 final boolean applyConfigurationToResourcesLocked(Configuration config) { 2987 if (mResConfiguration == null) { 2988 mResConfiguration = new Configuration(); 2989 } 2990 if (!mResConfiguration.isOtherSeqNewer(config)) { 2991 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 2992 + mResConfiguration.seq + ", newSeq=" + config.seq); 2993 return false; 2994 } 2995 int changes = mResConfiguration.updateFrom(config); 2996 DisplayMetrics dm = getDisplayMetricsLocked(true); 2997 2998 // set it for java, this also affects newly created Resources 2999 if (config.locale != null) { 3000 Locale.setDefault(config.locale); 3001 } 3002 3003 Resources.updateSystemConfiguration(config, dm); 3004 3005 ApplicationPackageManager.configurationChanged(); 3006 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3007 3008 Iterator<WeakReference<Resources>> it = 3009 mActiveResources.values().iterator(); 3010 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3011 // mActiveResources.entrySet().iterator(); 3012 while (it.hasNext()) { 3013 WeakReference<Resources> v = it.next(); 3014 Resources r = v.get(); 3015 if (r != null) { 3016 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3017 + r + " config to: " + config); 3018 r.updateConfiguration(config, dm); 3019 //Slog.i(TAG, "Updated app resources " + v.getKey() 3020 // + " " + r + ": " + r.getConfiguration()); 3021 } else { 3022 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3023 it.remove(); 3024 } 3025 } 3026 3027 return changes != 0; 3028 } 3029 3030 final void handleConfigurationChanged(Configuration config) { 3031 3032 ArrayList<ComponentCallbacks> callbacks = null; 3033 3034 synchronized (mPackages) { 3035 if (mPendingConfiguration != null) { 3036 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3037 config = mPendingConfiguration; 3038 } 3039 mPendingConfiguration = null; 3040 } 3041 3042 if (config == null) { 3043 return; 3044 } 3045 3046 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3047 + config); 3048 3049 applyConfigurationToResourcesLocked(config); 3050 3051 if (mConfiguration == null) { 3052 mConfiguration = new Configuration(); 3053 } 3054 if (!mConfiguration.isOtherSeqNewer(config)) { 3055 return; 3056 } 3057 mConfiguration.updateFrom(config); 3058 3059 callbacks = collectComponentCallbacksLocked(false, config); 3060 } 3061 3062 if (callbacks != null) { 3063 final int N = callbacks.size(); 3064 for (int i=0; i<N; i++) { 3065 performConfigurationChanged(callbacks.get(i), config); 3066 } 3067 } 3068 } 3069 3070 final void handleActivityConfigurationChanged(IBinder token) { 3071 ActivityClientRecord r = mActivities.get(token); 3072 if (r == null || r.activity == null) { 3073 return; 3074 } 3075 3076 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3077 + r.activityInfo.name); 3078 3079 performConfigurationChanged(r.activity, mConfiguration); 3080 } 3081 3082 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 3083 if (start) { 3084 try { 3085 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3086 8 * 1024 * 1024, 0); 3087 } catch (RuntimeException e) { 3088 Slog.w(TAG, "Profiling failed on path " + pcd.path 3089 + " -- can the process access this path?"); 3090 } finally { 3091 try { 3092 pcd.fd.close(); 3093 } catch (IOException e) { 3094 Slog.w(TAG, "Failure closing profile fd", e); 3095 } 3096 } 3097 } else { 3098 Debug.stopMethodTracing(); 3099 } 3100 } 3101 3102 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3103 if (managed) { 3104 try { 3105 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3106 } catch (IOException e) { 3107 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3108 + " -- can the process access this path?"); 3109 } finally { 3110 try { 3111 dhd.fd.close(); 3112 } catch (IOException e) { 3113 Slog.w(TAG, "Failure closing profile fd", e); 3114 } 3115 } 3116 } else { 3117 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3118 } 3119 } 3120 3121 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3122 boolean hasPkgInfo = false; 3123 if (packages != null) { 3124 for (int i=packages.length-1; i>=0; i--) { 3125 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3126 if (!hasPkgInfo) { 3127 WeakReference<LoadedApk> ref; 3128 ref = mPackages.get(packages[i]); 3129 if (ref != null && ref.get() != null) { 3130 hasPkgInfo = true; 3131 } else { 3132 ref = mResourcePackages.get(packages[i]); 3133 if (ref != null && ref.get() != null) { 3134 hasPkgInfo = true; 3135 } 3136 } 3137 } 3138 mPackages.remove(packages[i]); 3139 mResourcePackages.remove(packages[i]); 3140 } 3141 } 3142 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3143 hasPkgInfo); 3144 } 3145 3146 final void handleLowMemory() { 3147 ArrayList<ComponentCallbacks> callbacks 3148 = new ArrayList<ComponentCallbacks>(); 3149 3150 synchronized (mPackages) { 3151 callbacks = collectComponentCallbacksLocked(true, null); 3152 } 3153 3154 final int N = callbacks.size(); 3155 for (int i=0; i<N; i++) { 3156 callbacks.get(i).onLowMemory(); 3157 } 3158 3159 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3160 if (Process.myUid() != Process.SYSTEM_UID) { 3161 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3162 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3163 } 3164 3165 // Ask graphics to free up as much as possible (font/image caches) 3166 Canvas.freeCaches(); 3167 3168 BinderInternal.forceGc("mem"); 3169 } 3170 3171 private final void handleBindApplication(AppBindData data) { 3172 mBoundApplication = data; 3173 mConfiguration = new Configuration(data.config); 3174 3175 // send up app name; do this *before* waiting for debugger 3176 Process.setArgV0(data.processName); 3177 android.ddm.DdmHandleAppName.setAppName(data.processName); 3178 3179 /* 3180 * Before spawning a new process, reset the time zone to be the system time zone. 3181 * This needs to be done because the system time zone could have changed after the 3182 * the spawning of this process. Without doing this this process would have the incorrect 3183 * system time zone. 3184 */ 3185 TimeZone.setDefault(null); 3186 3187 /* 3188 * Initialize the default locale in this process for the reasons we set the time zone. 3189 */ 3190 Locale.setDefault(data.config.locale); 3191 3192 /* 3193 * Update the system configuration since its preloaded and might not 3194 * reflect configuration changes. The configuration object passed 3195 * in AppBindData can be safely assumed to be up to date 3196 */ 3197 Resources.getSystem().updateConfiguration(mConfiguration, null); 3198 3199 data.info = getPackageInfoNoCheck(data.appInfo); 3200 3201 /** 3202 * For system applications on userdebug/eng builds, log stack 3203 * traces of disk and network access to dropbox for analysis. 3204 */ 3205 if ((data.appInfo.flags & 3206 (ApplicationInfo.FLAG_SYSTEM | 3207 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3208 StrictMode.conditionallyEnableDebugLogging(); 3209 } 3210 3211 /** 3212 * For apps targetting SDK Honeycomb or later, we don't allow 3213 * network usage on the main event loop / UI thread. 3214 * 3215 * Note to those grepping: this is what ultimately throws 3216 * NetworkOnMainThreadException ... 3217 */ 3218 if (data.appInfo.targetSdkVersion > 9) { 3219 StrictMode.enableDeathOnNetwork(); 3220 } 3221 3222 /** 3223 * Switch this process to density compatibility mode if needed. 3224 */ 3225 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3226 == 0) { 3227 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3228 } 3229 3230 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3231 // XXX should have option to change the port. 3232 Debug.changeDebugPort(8100); 3233 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3234 Slog.w(TAG, "Application " + data.info.getPackageName() 3235 + " is waiting for the debugger on port 8100..."); 3236 3237 IActivityManager mgr = ActivityManagerNative.getDefault(); 3238 try { 3239 mgr.showWaitingForDebugger(mAppThread, true); 3240 } catch (RemoteException ex) { 3241 } 3242 3243 Debug.waitForDebugger(); 3244 3245 try { 3246 mgr.showWaitingForDebugger(mAppThread, false); 3247 } catch (RemoteException ex) { 3248 } 3249 3250 } else { 3251 Slog.w(TAG, "Application " + data.info.getPackageName() 3252 + " can be debugged on port 8100..."); 3253 } 3254 } 3255 3256 if (data.instrumentationName != null) { 3257 ContextImpl appContext = new ContextImpl(); 3258 appContext.init(data.info, null, this); 3259 InstrumentationInfo ii = null; 3260 try { 3261 ii = appContext.getPackageManager(). 3262 getInstrumentationInfo(data.instrumentationName, 0); 3263 } catch (PackageManager.NameNotFoundException e) { 3264 } 3265 if (ii == null) { 3266 throw new RuntimeException( 3267 "Unable to find instrumentation info for: " 3268 + data.instrumentationName); 3269 } 3270 3271 mInstrumentationAppDir = ii.sourceDir; 3272 mInstrumentationAppPackage = ii.packageName; 3273 mInstrumentedAppDir = data.info.getAppDir(); 3274 3275 ApplicationInfo instrApp = new ApplicationInfo(); 3276 instrApp.packageName = ii.packageName; 3277 instrApp.sourceDir = ii.sourceDir; 3278 instrApp.publicSourceDir = ii.publicSourceDir; 3279 instrApp.dataDir = ii.dataDir; 3280 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3281 LoadedApk pi = getPackageInfo(instrApp, 3282 appContext.getClassLoader(), false, true); 3283 ContextImpl instrContext = new ContextImpl(); 3284 instrContext.init(pi, null, this); 3285 3286 try { 3287 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3288 mInstrumentation = (Instrumentation) 3289 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3290 } catch (Exception e) { 3291 throw new RuntimeException( 3292 "Unable to instantiate instrumentation " 3293 + data.instrumentationName + ": " + e.toString(), e); 3294 } 3295 3296 mInstrumentation.init(this, instrContext, appContext, 3297 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3298 3299 if (data.profileFile != null && !ii.handleProfiling) { 3300 data.handlingProfiling = true; 3301 File file = new File(data.profileFile); 3302 file.getParentFile().mkdirs(); 3303 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3304 } 3305 3306 try { 3307 mInstrumentation.onCreate(data.instrumentationArgs); 3308 } 3309 catch (Exception e) { 3310 throw new RuntimeException( 3311 "Exception thrown in onCreate() of " 3312 + data.instrumentationName + ": " + e.toString(), e); 3313 } 3314 3315 } else { 3316 mInstrumentation = new Instrumentation(); 3317 } 3318 3319 // If the app is being launched for full backup or restore, bring it up in 3320 // a restricted environment with the base application class. 3321 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3322 mInitialApplication = app; 3323 3324 List<ProviderInfo> providers = data.providers; 3325 if (providers != null) { 3326 installContentProviders(app, providers); 3327 // For process that contain content providers, we want to 3328 // ensure that the JIT is enabled "at some point". 3329 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3330 } 3331 3332 try { 3333 mInstrumentation.callApplicationOnCreate(app); 3334 } catch (Exception e) { 3335 if (!mInstrumentation.onException(app, e)) { 3336 throw new RuntimeException( 3337 "Unable to create application " + app.getClass().getName() 3338 + ": " + e.toString(), e); 3339 } 3340 } 3341 } 3342 3343 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3344 IActivityManager am = ActivityManagerNative.getDefault(); 3345 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3346 Debug.stopMethodTracing(); 3347 } 3348 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3349 // + ", app thr: " + mAppThread); 3350 try { 3351 am.finishInstrumentation(mAppThread, resultCode, results); 3352 } catch (RemoteException ex) { 3353 } 3354 } 3355 3356 private final void installContentProviders( 3357 Context context, List<ProviderInfo> providers) { 3358 final ArrayList<IActivityManager.ContentProviderHolder> results = 3359 new ArrayList<IActivityManager.ContentProviderHolder>(); 3360 3361 Iterator<ProviderInfo> i = providers.iterator(); 3362 while (i.hasNext()) { 3363 ProviderInfo cpi = i.next(); 3364 StringBuilder buf = new StringBuilder(128); 3365 buf.append("Pub "); 3366 buf.append(cpi.authority); 3367 buf.append(": "); 3368 buf.append(cpi.name); 3369 Log.i(TAG, buf.toString()); 3370 IContentProvider cp = installProvider(context, null, cpi, false); 3371 if (cp != null) { 3372 IActivityManager.ContentProviderHolder cph = 3373 new IActivityManager.ContentProviderHolder(cpi); 3374 cph.provider = cp; 3375 results.add(cph); 3376 // Don't ever unload this provider from the process. 3377 synchronized(mProviderMap) { 3378 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3379 } 3380 } 3381 } 3382 3383 try { 3384 ActivityManagerNative.getDefault().publishContentProviders( 3385 getApplicationThread(), results); 3386 } catch (RemoteException ex) { 3387 } 3388 } 3389 3390 private final IContentProvider getExistingProvider(Context context, String name) { 3391 synchronized(mProviderMap) { 3392 final ProviderClientRecord pr = mProviderMap.get(name); 3393 if (pr != null) { 3394 return pr.mProvider; 3395 } 3396 return null; 3397 } 3398 } 3399 3400 private final IContentProvider getProvider(Context context, String name) { 3401 IContentProvider existing = getExistingProvider(context, name); 3402 if (existing != null) { 3403 return existing; 3404 } 3405 3406 IActivityManager.ContentProviderHolder holder = null; 3407 try { 3408 holder = ActivityManagerNative.getDefault().getContentProvider( 3409 getApplicationThread(), name); 3410 } catch (RemoteException ex) { 3411 } 3412 if (holder == null) { 3413 Slog.e(TAG, "Failed to find provider info for " + name); 3414 return null; 3415 } 3416 3417 IContentProvider prov = installProvider(context, holder.provider, 3418 holder.info, true); 3419 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3420 if (holder.noReleaseNeeded || holder.provider == null) { 3421 // We are not going to release the provider if it is an external 3422 // provider that doesn't care about being released, or if it is 3423 // a local provider running in this process. 3424 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3425 synchronized(mProviderMap) { 3426 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3427 } 3428 } 3429 return prov; 3430 } 3431 3432 public final IContentProvider acquireProvider(Context c, String name) { 3433 IContentProvider provider = getProvider(c, name); 3434 if(provider == null) 3435 return null; 3436 IBinder jBinder = provider.asBinder(); 3437 synchronized(mProviderMap) { 3438 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3439 if(prc == null) { 3440 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3441 } else { 3442 prc.count++; 3443 } //end else 3444 } //end synchronized 3445 return provider; 3446 } 3447 3448 public final IContentProvider acquireExistingProvider(Context c, String name) { 3449 IContentProvider provider = getExistingProvider(c, name); 3450 if(provider == null) 3451 return null; 3452 IBinder jBinder = provider.asBinder(); 3453 synchronized(mProviderMap) { 3454 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3455 if(prc == null) { 3456 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3457 } else { 3458 prc.count++; 3459 } //end else 3460 } //end synchronized 3461 return provider; 3462 } 3463 3464 public final boolean releaseProvider(IContentProvider provider) { 3465 if(provider == null) { 3466 return false; 3467 } 3468 IBinder jBinder = provider.asBinder(); 3469 synchronized(mProviderMap) { 3470 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3471 if(prc == null) { 3472 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3473 return false; 3474 } else { 3475 prc.count--; 3476 if(prc.count == 0) { 3477 // Schedule the actual remove asynchronously, since we 3478 // don't know the context this will be called in. 3479 // TODO: it would be nice to post a delayed message, so 3480 // if we come back and need the same provider quickly 3481 // we will still have it available. 3482 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3483 mH.sendMessage(msg); 3484 } //end if 3485 } //end else 3486 } //end synchronized 3487 return true; 3488 } 3489 3490 final void completeRemoveProvider(IContentProvider provider) { 3491 IBinder jBinder = provider.asBinder(); 3492 String name = null; 3493 synchronized(mProviderMap) { 3494 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3495 if(prc != null && prc.count == 0) { 3496 mProviderRefCountMap.remove(jBinder); 3497 //invoke removeProvider to dereference provider 3498 name = removeProviderLocked(provider); 3499 } 3500 } 3501 3502 if (name != null) { 3503 try { 3504 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3505 "ActivityManagerNative.removeContentProvider(" + name); 3506 ActivityManagerNative.getDefault().removeContentProvider( 3507 getApplicationThread(), name); 3508 } catch (RemoteException e) { 3509 //do nothing content provider object is dead any way 3510 } //end catch 3511 } 3512 } 3513 3514 public final String removeProviderLocked(IContentProvider provider) { 3515 if (provider == null) { 3516 return null; 3517 } 3518 IBinder providerBinder = provider.asBinder(); 3519 3520 String name = null; 3521 3522 // remove the provider from mProviderMap 3523 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3524 while (iter.hasNext()) { 3525 ProviderClientRecord pr = iter.next(); 3526 IBinder myBinder = pr.mProvider.asBinder(); 3527 if (myBinder == providerBinder) { 3528 //find if its published by this process itself 3529 if(pr.mLocalProvider != null) { 3530 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3531 return name; 3532 } 3533 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3534 "death recipient"); 3535 //content provider is in another process 3536 myBinder.unlinkToDeath(pr, 0); 3537 iter.remove(); 3538 //invoke remove only once for the very first name seen 3539 if(name == null) { 3540 name = pr.mName; 3541 } 3542 } //end if myBinder 3543 } //end while iter 3544 3545 return name; 3546 } 3547 3548 final void removeDeadProvider(String name, IContentProvider provider) { 3549 synchronized(mProviderMap) { 3550 ProviderClientRecord pr = mProviderMap.get(name); 3551 if (pr.mProvider.asBinder() == provider.asBinder()) { 3552 Slog.i(TAG, "Removing dead content provider: " + name); 3553 ProviderClientRecord removed = mProviderMap.remove(name); 3554 if (removed != null) { 3555 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3556 } 3557 } 3558 } 3559 } 3560 3561 final void removeDeadProviderLocked(String name, IContentProvider provider) { 3562 ProviderClientRecord pr = mProviderMap.get(name); 3563 if (pr.mProvider.asBinder() == provider.asBinder()) { 3564 Slog.i(TAG, "Removing dead content provider: " + name); 3565 ProviderClientRecord removed = mProviderMap.remove(name); 3566 if (removed != null) { 3567 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 3568 } 3569 } 3570 } 3571 3572 private final IContentProvider installProvider(Context context, 3573 IContentProvider provider, ProviderInfo info, boolean noisy) { 3574 ContentProvider localProvider = null; 3575 if (provider == null) { 3576 if (noisy) { 3577 Slog.d(TAG, "Loading provider " + info.authority + ": " 3578 + info.name); 3579 } 3580 Context c = null; 3581 ApplicationInfo ai = info.applicationInfo; 3582 if (context.getPackageName().equals(ai.packageName)) { 3583 c = context; 3584 } else if (mInitialApplication != null && 3585 mInitialApplication.getPackageName().equals(ai.packageName)) { 3586 c = mInitialApplication; 3587 } else { 3588 try { 3589 c = context.createPackageContext(ai.packageName, 3590 Context.CONTEXT_INCLUDE_CODE); 3591 } catch (PackageManager.NameNotFoundException e) { 3592 } 3593 } 3594 if (c == null) { 3595 Slog.w(TAG, "Unable to get context for package " + 3596 ai.packageName + 3597 " while loading content provider " + 3598 info.name); 3599 return null; 3600 } 3601 try { 3602 final java.lang.ClassLoader cl = c.getClassLoader(); 3603 localProvider = (ContentProvider)cl. 3604 loadClass(info.name).newInstance(); 3605 provider = localProvider.getIContentProvider(); 3606 if (provider == null) { 3607 Slog.e(TAG, "Failed to instantiate class " + 3608 info.name + " from sourceDir " + 3609 info.applicationInfo.sourceDir); 3610 return null; 3611 } 3612 if (Config.LOGV) Slog.v( 3613 TAG, "Instantiating local provider " + info.name); 3614 // XXX Need to create the correct context for this provider. 3615 localProvider.attachInfo(c, info); 3616 } catch (java.lang.Exception e) { 3617 if (!mInstrumentation.onException(null, e)) { 3618 throw new RuntimeException( 3619 "Unable to get provider " + info.name 3620 + ": " + e.toString(), e); 3621 } 3622 return null; 3623 } 3624 } else if (localLOGV) { 3625 Slog.v(TAG, "Installing external provider " + info.authority + ": " 3626 + info.name); 3627 } 3628 3629 synchronized (mProviderMap) { 3630 // Cache the pointer for the remote provider. 3631 String names[] = PATTERN_SEMICOLON.split(info.authority); 3632 for (int i=0; i<names.length; i++) { 3633 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 3634 localProvider); 3635 try { 3636 provider.asBinder().linkToDeath(pr, 0); 3637 mProviderMap.put(names[i], pr); 3638 } catch (RemoteException e) { 3639 return null; 3640 } 3641 } 3642 if (localProvider != null) { 3643 mLocalProviders.put(provider.asBinder(), 3644 new ProviderClientRecord(null, provider, localProvider)); 3645 } 3646 } 3647 3648 return provider; 3649 } 3650 3651 private final void attach(boolean system) { 3652 sThreadLocal.set(this); 3653 mSystemThread = system; 3654 if (!system) { 3655 ViewRoot.addFirstDrawHandler(new Runnable() { 3656 public void run() { 3657 ensureJitEnabled(); 3658 } 3659 }); 3660 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 3661 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 3662 IActivityManager mgr = ActivityManagerNative.getDefault(); 3663 try { 3664 mgr.attachApplication(mAppThread); 3665 } catch (RemoteException ex) { 3666 } 3667 } else { 3668 // Don't set application object here -- if the system crashes, 3669 // we can't display an alert, we just want to die die die. 3670 android.ddm.DdmHandleAppName.setAppName("system_process"); 3671 try { 3672 mInstrumentation = new Instrumentation(); 3673 ContextImpl context = new ContextImpl(); 3674 context.init(getSystemContext().mPackageInfo, null, this); 3675 Application app = Instrumentation.newApplication(Application.class, context); 3676 mAllApplications.add(app); 3677 mInitialApplication = app; 3678 app.onCreate(); 3679 } catch (Exception e) { 3680 throw new RuntimeException( 3681 "Unable to instantiate Application():" + e.toString(), e); 3682 } 3683 } 3684 3685 ViewRoot.addConfigCallback(new ComponentCallbacks() { 3686 public void onConfigurationChanged(Configuration newConfig) { 3687 synchronized (mPackages) { 3688 // We need to apply this change to the resources 3689 // immediately, because upon returning the view 3690 // hierarchy will be informed about it. 3691 if (applyConfigurationToResourcesLocked(newConfig)) { 3692 // This actually changed the resources! Tell 3693 // everyone about it. 3694 if (mPendingConfiguration == null || 3695 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 3696 mPendingConfiguration = newConfig; 3697 3698 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 3699 } 3700 } 3701 } 3702 } 3703 public void onLowMemory() { 3704 } 3705 }); 3706 } 3707 3708 private final void detach() 3709 { 3710 sThreadLocal.set(null); 3711 } 3712 3713 public static final ActivityThread systemMain() { 3714 HardwareRenderer.disable(); 3715 ActivityThread thread = new ActivityThread(); 3716 thread.attach(true); 3717 return thread; 3718 } 3719 3720 public final void installSystemProviders(List providers) { 3721 if (providers != null) { 3722 installContentProviders(mInitialApplication, 3723 (List<ProviderInfo>)providers); 3724 } 3725 } 3726 3727 public static final void main(String[] args) { 3728 SamplingProfilerIntegration.start(); 3729 3730 // CloseGuard defaults to true and can be quite spammy. We 3731 // disable it here, but selectively enable it later (via 3732 // StrictMode) on debug builds, but using DropBox, not logs. 3733 CloseGuard.setEnabled(false); 3734 3735 Process.setArgV0("<pre-initialized>"); 3736 3737 Looper.prepareMainLooper(); 3738 if (sMainThreadHandler == null) { 3739 sMainThreadHandler = new Handler(); 3740 } 3741 3742 ActivityThread thread = new ActivityThread(); 3743 thread.attach(false); 3744 3745 if (false) { 3746 Looper.myLooper().setMessageLogging(new 3747 LogPrinter(Log.DEBUG, "ActivityThread")); 3748 } 3749 3750 Looper.loop(); 3751 3752 if (Process.supportsProcesses()) { 3753 throw new RuntimeException("Main thread loop unexpectedly exited"); 3754 } 3755 3756 thread.detach(); 3757 String name = (thread.mInitialApplication != null) 3758 ? thread.mInitialApplication.getPackageName() 3759 : "<unknown>"; 3760 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 3761 } 3762} 3763