ActivityThread.java revision c68c913d357e2955d4bd7ca52829071e531c7825
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.ComponentCallbacks2; 22import android.content.ComponentName; 23import android.content.ContentProvider; 24import android.content.Context; 25import android.content.IContentProvider; 26import android.content.Intent; 27import android.content.IIntentReceiver; 28import android.content.pm.ActivityInfo; 29import android.content.pm.ApplicationInfo; 30import android.content.pm.IPackageManager; 31import android.content.pm.InstrumentationInfo; 32import android.content.pm.PackageManager; 33import android.content.pm.PackageManager.NameNotFoundException; 34import android.content.pm.ProviderInfo; 35import android.content.pm.ServiceInfo; 36import android.content.res.AssetManager; 37import android.content.res.CompatibilityInfo; 38import android.content.res.Configuration; 39import android.content.res.Resources; 40import android.database.sqlite.SQLiteDatabase; 41import android.database.sqlite.SQLiteDebug; 42import android.database.sqlite.SQLiteDebug.DbStats; 43import android.graphics.Bitmap; 44import android.graphics.Canvas; 45import android.net.IConnectivityManager; 46import android.net.Proxy; 47import android.net.ProxyProperties; 48import android.os.AsyncTask; 49import android.os.Bundle; 50import android.os.Debug; 51import android.os.Handler; 52import android.os.IBinder; 53import android.os.Looper; 54import android.os.Message; 55import android.os.MessageQueue; 56import android.os.ParcelFileDescriptor; 57import android.os.Process; 58import android.os.RemoteException; 59import android.os.ServiceManager; 60import android.os.StrictMode; 61import android.os.SystemClock; 62import android.util.AndroidRuntimeException; 63import android.util.DisplayMetrics; 64import android.util.EventLog; 65import android.util.Log; 66import android.util.LogPrinter; 67import android.util.Slog; 68import android.view.Display; 69import android.view.HardwareRenderer; 70import android.view.View; 71import android.view.ViewDebug; 72import android.view.ViewManager; 73import android.view.ViewRootImpl; 74import android.view.Window; 75import android.view.WindowManager; 76import android.view.WindowManagerImpl; 77 78import com.android.internal.os.BinderInternal; 79import com.android.internal.os.RuntimeInit; 80import com.android.internal.os.SamplingProfilerIntegration; 81 82import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 83 84import java.io.File; 85import java.io.FileDescriptor; 86import java.io.FileOutputStream; 87import java.io.IOException; 88import java.io.PrintWriter; 89import java.lang.ref.WeakReference; 90import java.net.InetAddress; 91import java.util.ArrayList; 92import java.util.HashMap; 93import java.util.Iterator; 94import java.util.List; 95import java.util.Locale; 96import java.util.Map; 97import java.util.TimeZone; 98import java.util.regex.Pattern; 99 100import dalvik.system.CloseGuard; 101 102final class SuperNotCalledException extends AndroidRuntimeException { 103 public SuperNotCalledException(String msg) { 104 super(msg); 105 } 106} 107 108final class RemoteServiceException extends AndroidRuntimeException { 109 public RemoteServiceException(String msg) { 110 super(msg); 111 } 112} 113 114/** 115 * This manages the execution of the main thread in an 116 * application process, scheduling and executing activities, 117 * broadcasts, and other operations on it as the activity 118 * manager requests. 119 * 120 * {@hide} 121 */ 122public final class ActivityThread { 123 /** @hide */ 124 public static final String TAG = "ActivityThread"; 125 private static final android.graphics.Bitmap.Config THUMBNAIL_FORMAT = Bitmap.Config.RGB_565; 126 static final boolean localLOGV = false; 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 = true; 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 mCompatConfiguration; 158 Configuration mResConfiguration; 159 CompatibilityInfo mResCompatibilityInfo; 160 Application mInitialApplication; 161 final ArrayList<Application> mAllApplications 162 = new ArrayList<Application>(); 163 // set of instantiated backup agents, keyed by package name 164 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 165 static final ThreadLocal<ActivityThread> sThreadLocal = new ThreadLocal<ActivityThread>(); 166 Instrumentation mInstrumentation; 167 String mInstrumentationAppDir = null; 168 String mInstrumentationAppPackage = null; 169 String mInstrumentedAppDir = null; 170 boolean mSystemThread = false; 171 boolean mJitEnabled = false; 172 173 // These can be accessed by multiple threads; mPackages is the lock. 174 // XXX For now we keep around information about all packages we have 175 // seen, not removing entries from this map. 176 // NOTE: The activity manager in its process needs to call in to 177 // ActivityThread to do things like update resource configurations, 178 // which means this lock gets held while the activity manager holds its 179 // own lock. Thus you MUST NEVER call back into the activity manager 180 // or anything that depends on it while holding this lock. 181 final HashMap<String, WeakReference<LoadedApk>> mPackages 182 = new HashMap<String, WeakReference<LoadedApk>>(); 183 final HashMap<String, WeakReference<LoadedApk>> mResourcePackages 184 = new HashMap<String, WeakReference<LoadedApk>>(); 185 final HashMap<CompatibilityInfo, DisplayMetrics> mDisplayMetrics 186 = new HashMap<CompatibilityInfo, DisplayMetrics>(); 187 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 188 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 189 final ArrayList<ActivityClientRecord> mRelaunchingActivities 190 = new ArrayList<ActivityClientRecord>(); 191 Configuration mPendingConfiguration = null; 192 193 // The lock of mProviderMap protects the following variables. 194 final HashMap<String, ProviderClientRecord> mProviderMap 195 = new HashMap<String, ProviderClientRecord>(); 196 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 197 = new HashMap<IBinder, ProviderRefCount>(); 198 final HashMap<IBinder, ProviderClientRecord> mLocalProviders 199 = new HashMap<IBinder, ProviderClientRecord>(); 200 201 final HashMap<Activity, ArrayList<OnActivityPausedListener>> mOnPauseListeners 202 = new HashMap<Activity, ArrayList<OnActivityPausedListener>>(); 203 204 final GcIdler mGcIdler = new GcIdler(); 205 boolean mGcIdlerScheduled = false; 206 207 static Handler sMainThreadHandler; // set once in main() 208 209 Bundle mCoreSettings = null; 210 211 static final class ActivityClientRecord { 212 IBinder token; 213 int ident; 214 Intent intent; 215 Bundle state; 216 Activity activity; 217 Window window; 218 Activity parent; 219 String embeddedID; 220 Activity.NonConfigurationInstances lastNonConfigurationInstances; 221 boolean paused; 222 boolean stopped; 223 boolean hideForNow; 224 Configuration newConfig; 225 Configuration createdConfig; 226 ActivityClientRecord nextIdle; 227 228 ActivityInfo activityInfo; 229 CompatibilityInfo compatInfo; 230 LoadedApk packageInfo; 231 232 List<ResultInfo> pendingResults; 233 List<Intent> pendingIntents; 234 235 boolean startsNotResumed; 236 boolean isForward; 237 int pendingConfigChanges; 238 boolean onlyLocalRequest; 239 240 View mPendingRemoveWindow; 241 WindowManager mPendingRemoveWindowManager; 242 243 ActivityClientRecord() { 244 parent = null; 245 embeddedID = null; 246 paused = false; 247 stopped = false; 248 hideForNow = false; 249 nextIdle = null; 250 } 251 252 public boolean isPreHoneycomb() { 253 if (activity != null) { 254 return activity.getApplicationInfo().targetSdkVersion 255 < android.os.Build.VERSION_CODES.HONEYCOMB; 256 } 257 return false; 258 } 259 260 public String toString() { 261 ComponentName componentName = intent.getComponent(); 262 return "ActivityRecord{" 263 + Integer.toHexString(System.identityHashCode(this)) 264 + " token=" + token + " " + (componentName == null 265 ? "no component name" : componentName.toShortString()) 266 + "}"; 267 } 268 } 269 270 final class ProviderClientRecord implements IBinder.DeathRecipient { 271 final String mName; 272 final IContentProvider mProvider; 273 final ContentProvider mLocalProvider; 274 275 ProviderClientRecord(String name, IContentProvider provider, 276 ContentProvider localProvider) { 277 mName = name; 278 mProvider = provider; 279 mLocalProvider = localProvider; 280 } 281 282 public void binderDied() { 283 removeDeadProvider(mName, mProvider); 284 } 285 } 286 287 static final class NewIntentData { 288 List<Intent> intents; 289 IBinder token; 290 public String toString() { 291 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 292 } 293 } 294 295 static final class ReceiverData extends BroadcastReceiver.PendingResult { 296 public ReceiverData(Intent intent, int resultCode, String resultData, Bundle resultExtras, 297 boolean ordered, boolean sticky, IBinder token) { 298 super(resultCode, resultData, resultExtras, TYPE_COMPONENT, ordered, sticky, token); 299 this.intent = intent; 300 } 301 302 Intent intent; 303 ActivityInfo info; 304 CompatibilityInfo compatInfo; 305 public String toString() { 306 return "ReceiverData{intent=" + intent + " packageName=" + 307 info.packageName + " resultCode=" + getResultCode() 308 + " resultData=" + getResultData() + " resultExtras=" 309 + getResultExtras(false) + "}"; 310 } 311 } 312 313 static final class CreateBackupAgentData { 314 ApplicationInfo appInfo; 315 CompatibilityInfo compatInfo; 316 int backupMode; 317 public String toString() { 318 return "CreateBackupAgentData{appInfo=" + appInfo 319 + " backupAgent=" + appInfo.backupAgentName 320 + " mode=" + backupMode + "}"; 321 } 322 } 323 324 static final class CreateServiceData { 325 IBinder token; 326 ServiceInfo info; 327 CompatibilityInfo compatInfo; 328 Intent intent; 329 public String toString() { 330 return "CreateServiceData{token=" + token + " className=" 331 + info.name + " packageName=" + info.packageName 332 + " intent=" + intent + "}"; 333 } 334 } 335 336 static final class BindServiceData { 337 IBinder token; 338 Intent intent; 339 boolean rebind; 340 public String toString() { 341 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 342 } 343 } 344 345 static final class ServiceArgsData { 346 IBinder token; 347 boolean taskRemoved; 348 int startId; 349 int flags; 350 Intent args; 351 public String toString() { 352 return "ServiceArgsData{token=" + token + " startId=" + startId 353 + " args=" + args + "}"; 354 } 355 } 356 357 static final class AppBindData { 358 LoadedApk info; 359 String processName; 360 ApplicationInfo appInfo; 361 List<ProviderInfo> providers; 362 ComponentName instrumentationName; 363 String profileFile; 364 Bundle instrumentationArgs; 365 IInstrumentationWatcher instrumentationWatcher; 366 int debugMode; 367 boolean restrictedBackupMode; 368 Configuration config; 369 CompatibilityInfo compatInfo; 370 boolean handlingProfiling; 371 public String toString() { 372 return "AppBindData{appInfo=" + appInfo + "}"; 373 } 374 } 375 376 static final class DumpComponentInfo { 377 ParcelFileDescriptor fd; 378 IBinder token; 379 String prefix; 380 String[] args; 381 } 382 383 static final class ResultData { 384 IBinder token; 385 List<ResultInfo> results; 386 public String toString() { 387 return "ResultData{token=" + token + " results" + results + "}"; 388 } 389 } 390 391 static final class ContextCleanupInfo { 392 ContextImpl context; 393 String what; 394 String who; 395 } 396 397 static final class ProfilerControlData { 398 String path; 399 ParcelFileDescriptor fd; 400 } 401 402 static final class DumpHeapData { 403 String path; 404 ParcelFileDescriptor fd; 405 } 406 407 static final class UpdateCompatibilityData { 408 String pkg; 409 CompatibilityInfo info; 410 } 411 412 private native void dumpGraphicsInfo(FileDescriptor fd); 413 414 private class ApplicationThread extends ApplicationThreadNative { 415 private static final String HEAP_COLUMN = "%13s %8s %8s %8s %8s %8s %8s"; 416 private static final String ONE_COUNT_COLUMN = "%21s %8d"; 417 private static final String TWO_COUNT_COLUMNS = "%21s %8d %21s %8d"; 418 private static final String TWO_COUNT_COLUMNS_DB = "%21s %8d %21s %8d"; 419 private static final String DB_INFO_FORMAT = " %8s %8s %14s %14s %s"; 420 421 // Formatting for checkin service - update version if row format changes 422 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 423 424 public final void schedulePauseActivity(IBinder token, boolean finished, 425 boolean userLeaving, int configChanges) { 426 queueOrSendMessage( 427 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 428 token, 429 (userLeaving ? 1 : 0), 430 configChanges); 431 } 432 433 public final void scheduleStopActivity(IBinder token, boolean showWindow, 434 int configChanges) { 435 queueOrSendMessage( 436 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 437 token, 0, configChanges); 438 } 439 440 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 441 queueOrSendMessage( 442 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 443 token); 444 } 445 446 public final void scheduleSleeping(IBinder token, boolean sleeping) { 447 queueOrSendMessage(H.SLEEPING, token, sleeping ? 1 : 0); 448 } 449 450 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 451 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 452 } 453 454 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 455 ResultData res = new ResultData(); 456 res.token = token; 457 res.results = results; 458 queueOrSendMessage(H.SEND_RESULT, res); 459 } 460 461 // we use token to identify this activity without having to send the 462 // activity itself back to the activity manager. (matters more with ipc) 463 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 464 ActivityInfo info, CompatibilityInfo compatInfo, Bundle state, 465 List<ResultInfo> pendingResults, 466 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 467 ActivityClientRecord r = new ActivityClientRecord(); 468 469 r.token = token; 470 r.ident = ident; 471 r.intent = intent; 472 r.activityInfo = info; 473 r.compatInfo = compatInfo; 474 r.state = state; 475 476 r.pendingResults = pendingResults; 477 r.pendingIntents = pendingNewIntents; 478 479 r.startsNotResumed = notResumed; 480 r.isForward = isForward; 481 482 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 483 } 484 485 public final void scheduleRelaunchActivity(IBinder token, 486 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 487 int configChanges, boolean notResumed, Configuration config) { 488 requestRelaunchActivity(token, pendingResults, pendingNewIntents, 489 configChanges, notResumed, config, true); 490 } 491 492 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 493 NewIntentData data = new NewIntentData(); 494 data.intents = intents; 495 data.token = token; 496 497 queueOrSendMessage(H.NEW_INTENT, data); 498 } 499 500 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 501 int configChanges) { 502 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 503 configChanges); 504 } 505 506 public final void scheduleReceiver(Intent intent, ActivityInfo info, 507 CompatibilityInfo compatInfo, int resultCode, String data, Bundle extras, 508 boolean sync) { 509 ReceiverData r = new ReceiverData(intent, resultCode, data, extras, 510 sync, false, mAppThread.asBinder()); 511 r.info = info; 512 r.compatInfo = compatInfo; 513 queueOrSendMessage(H.RECEIVER, r); 514 } 515 516 public final void scheduleCreateBackupAgent(ApplicationInfo app, 517 CompatibilityInfo compatInfo, int backupMode) { 518 CreateBackupAgentData d = new CreateBackupAgentData(); 519 d.appInfo = app; 520 d.compatInfo = compatInfo; 521 d.backupMode = backupMode; 522 523 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 524 } 525 526 public final void scheduleDestroyBackupAgent(ApplicationInfo app, 527 CompatibilityInfo compatInfo) { 528 CreateBackupAgentData d = new CreateBackupAgentData(); 529 d.appInfo = app; 530 d.compatInfo = compatInfo; 531 532 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 533 } 534 535 public final void scheduleCreateService(IBinder token, 536 ServiceInfo info, CompatibilityInfo compatInfo) { 537 CreateServiceData s = new CreateServiceData(); 538 s.token = token; 539 s.info = info; 540 s.compatInfo = compatInfo; 541 542 queueOrSendMessage(H.CREATE_SERVICE, s); 543 } 544 545 public final void scheduleBindService(IBinder token, Intent intent, 546 boolean rebind) { 547 BindServiceData s = new BindServiceData(); 548 s.token = token; 549 s.intent = intent; 550 s.rebind = rebind; 551 552 queueOrSendMessage(H.BIND_SERVICE, s); 553 } 554 555 public final void scheduleUnbindService(IBinder token, Intent intent) { 556 BindServiceData s = new BindServiceData(); 557 s.token = token; 558 s.intent = intent; 559 560 queueOrSendMessage(H.UNBIND_SERVICE, s); 561 } 562 563 public final void scheduleServiceArgs(IBinder token, boolean taskRemoved, int startId, 564 int flags ,Intent args) { 565 ServiceArgsData s = new ServiceArgsData(); 566 s.token = token; 567 s.taskRemoved = taskRemoved; 568 s.startId = startId; 569 s.flags = flags; 570 s.args = args; 571 572 queueOrSendMessage(H.SERVICE_ARGS, s); 573 } 574 575 public final void scheduleStopService(IBinder token) { 576 queueOrSendMessage(H.STOP_SERVICE, token); 577 } 578 579 public final void bindApplication(String processName, 580 ApplicationInfo appInfo, List<ProviderInfo> providers, 581 ComponentName instrumentationName, String profileFile, 582 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 583 int debugMode, boolean isRestrictedBackupMode, Configuration config, 584 CompatibilityInfo compatInfo, Map<String, IBinder> services, 585 Bundle coreSettings) { 586 587 if (services != null) { 588 // Setup the service cache in the ServiceManager 589 ServiceManager.initServiceCache(services); 590 } 591 592 setCoreSettings(coreSettings); 593 594 AppBindData data = new AppBindData(); 595 data.processName = processName; 596 data.appInfo = appInfo; 597 data.providers = providers; 598 data.instrumentationName = instrumentationName; 599 data.profileFile = profileFile; 600 data.instrumentationArgs = instrumentationArgs; 601 data.instrumentationWatcher = instrumentationWatcher; 602 data.debugMode = debugMode; 603 data.restrictedBackupMode = isRestrictedBackupMode; 604 data.config = config; 605 data.compatInfo = compatInfo; 606 queueOrSendMessage(H.BIND_APPLICATION, data); 607 } 608 609 public final void scheduleExit() { 610 queueOrSendMessage(H.EXIT_APPLICATION, null); 611 } 612 613 public final void scheduleSuicide() { 614 queueOrSendMessage(H.SUICIDE, null); 615 } 616 617 public void requestThumbnail(IBinder token) { 618 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 619 } 620 621 public void scheduleConfigurationChanged(Configuration config) { 622 synchronized (mPackages) { 623 if (mPendingConfiguration == null || 624 mPendingConfiguration.isOtherSeqNewer(config)) { 625 mPendingConfiguration = config; 626 } 627 } 628 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 629 } 630 631 public void updateTimeZone() { 632 TimeZone.setDefault(null); 633 } 634 635 public void clearDnsCache() { 636 // a non-standard API to get this to libcore 637 InetAddress.clearDnsCache(); 638 } 639 640 public void setHttpProxy(String host, String port, String exclList) { 641 Proxy.setHttpProxySystemProperty(host, port, exclList); 642 } 643 644 public void processInBackground() { 645 mH.removeMessages(H.GC_WHEN_IDLE); 646 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 647 } 648 649 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 650 DumpComponentInfo data = new DumpComponentInfo(); 651 try { 652 data.fd = ParcelFileDescriptor.dup(fd); 653 data.token = servicetoken; 654 data.args = args; 655 queueOrSendMessage(H.DUMP_SERVICE, data); 656 } catch (IOException e) { 657 Slog.w(TAG, "dumpService failed", e); 658 } 659 } 660 661 // This function exists to make sure all receiver dispatching is 662 // correctly ordered, since these are one-way calls and the binder driver 663 // applies transaction ordering per object for such calls. 664 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 665 int resultCode, String dataStr, Bundle extras, boolean ordered, 666 boolean sticky) throws RemoteException { 667 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 668 } 669 670 public void scheduleLowMemory() { 671 queueOrSendMessage(H.LOW_MEMORY, null); 672 } 673 674 public void scheduleActivityConfigurationChanged(IBinder token) { 675 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 676 } 677 678 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd, 679 int profileType) { 680 ProfilerControlData pcd = new ProfilerControlData(); 681 pcd.path = path; 682 pcd.fd = fd; 683 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0, profileType); 684 } 685 686 public void dumpHeap(boolean managed, String path, ParcelFileDescriptor fd) { 687 DumpHeapData dhd = new DumpHeapData(); 688 dhd.path = path; 689 dhd.fd = fd; 690 queueOrSendMessage(H.DUMP_HEAP, dhd, managed ? 1 : 0); 691 } 692 693 public void setSchedulingGroup(int group) { 694 // Note: do this immediately, since going into the foreground 695 // should happen regardless of what pending work we have to do 696 // and the activity manager will wait for us to report back that 697 // we are done before sending us to the background. 698 try { 699 Process.setProcessGroup(Process.myPid(), group); 700 } catch (Exception e) { 701 Slog.w(TAG, "Failed setting process group to " + group, e); 702 } 703 } 704 705 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 706 Debug.getMemoryInfo(outInfo); 707 } 708 709 public void dispatchPackageBroadcast(int cmd, String[] packages) { 710 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 711 } 712 713 public void scheduleCrash(String msg) { 714 queueOrSendMessage(H.SCHEDULE_CRASH, msg); 715 } 716 717 public void dumpActivity(FileDescriptor fd, IBinder activitytoken, 718 String prefix, String[] args) { 719 DumpComponentInfo data = new DumpComponentInfo(); 720 try { 721 data.fd = ParcelFileDescriptor.dup(fd); 722 data.token = activitytoken; 723 data.prefix = prefix; 724 data.args = args; 725 queueOrSendMessage(H.DUMP_ACTIVITY, data); 726 } catch (IOException e) { 727 Slog.w(TAG, "dumpActivity failed", e); 728 } 729 } 730 731 @Override 732 public Debug.MemoryInfo dumpMemInfo(FileDescriptor fd, String[] args) { 733 FileOutputStream fout = new FileOutputStream(fd); 734 PrintWriter pw = new PrintWriter(fout); 735 try { 736 return dumpMemInfo(pw, args); 737 } finally { 738 pw.flush(); 739 } 740 } 741 742 private Debug.MemoryInfo dumpMemInfo(PrintWriter pw, String[] args) { 743 long nativeMax = Debug.getNativeHeapSize() / 1024; 744 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 745 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 746 747 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 748 Debug.getMemoryInfo(memInfo); 749 750 Runtime runtime = Runtime.getRuntime(); 751 752 long dalvikMax = runtime.totalMemory() / 1024; 753 long dalvikFree = runtime.freeMemory() / 1024; 754 long dalvikAllocated = dalvikMax - dalvikFree; 755 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 756 long viewRootInstanceCount = ViewDebug.getViewRootImplCount(); 757 long appContextInstanceCount = Debug.countInstancesOfClass(ContextImpl.class); 758 long activityInstanceCount = Debug.countInstancesOfClass(Activity.class); 759 int globalAssetCount = AssetManager.getGlobalAssetCount(); 760 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 761 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 762 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 763 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 764 long openSslSocketCount = Debug.countInstancesOfClass(OpenSSLSocketImpl.class); 765 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 766 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 767 768 // Check to see if we were called by checkin server. If so, print terse format. 769 boolean doCheckinFormat = false; 770 if (args != null) { 771 for (String arg : args) { 772 if ("-c".equals(arg)) doCheckinFormat = true; 773 } 774 } 775 776 // For checkin, we print one long comma-separated list of values 777 if (doCheckinFormat) { 778 // NOTE: if you change anything significant below, also consider changing 779 // ACTIVITY_THREAD_CHECKIN_VERSION. 780 String processName = (mBoundApplication != null) 781 ? mBoundApplication.processName : "unknown"; 782 783 // Header 784 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 785 pw.print(Process.myPid()); pw.print(','); 786 pw.print(processName); pw.print(','); 787 788 // Heap info - max 789 pw.print(nativeMax); pw.print(','); 790 pw.print(dalvikMax); pw.print(','); 791 pw.print("N/A,"); 792 pw.print(nativeMax + dalvikMax); pw.print(','); 793 794 // Heap info - allocated 795 pw.print(nativeAllocated); pw.print(','); 796 pw.print(dalvikAllocated); pw.print(','); 797 pw.print("N/A,"); 798 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 799 800 // Heap info - free 801 pw.print(nativeFree); pw.print(','); 802 pw.print(dalvikFree); pw.print(','); 803 pw.print("N/A,"); 804 pw.print(nativeFree + dalvikFree); pw.print(','); 805 806 // Heap info - proportional set size 807 pw.print(memInfo.nativePss); pw.print(','); 808 pw.print(memInfo.dalvikPss); pw.print(','); 809 pw.print(memInfo.otherPss); pw.print(','); 810 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 811 812 // Heap info - shared 813 pw.print(memInfo.nativeSharedDirty); pw.print(','); 814 pw.print(memInfo.dalvikSharedDirty); pw.print(','); 815 pw.print(memInfo.otherSharedDirty); pw.print(','); 816 pw.print(memInfo.nativeSharedDirty + memInfo.dalvikSharedDirty 817 + memInfo.otherSharedDirty); pw.print(','); 818 819 // Heap info - private 820 pw.print(memInfo.nativePrivateDirty); pw.print(','); 821 pw.print(memInfo.dalvikPrivateDirty); pw.print(','); 822 pw.print(memInfo.otherPrivateDirty); pw.print(','); 823 pw.print(memInfo.nativePrivateDirty + memInfo.dalvikPrivateDirty 824 + memInfo.otherPrivateDirty); pw.print(','); 825 826 // Object counts 827 pw.print(viewInstanceCount); pw.print(','); 828 pw.print(viewRootInstanceCount); pw.print(','); 829 pw.print(appContextInstanceCount); pw.print(','); 830 pw.print(activityInstanceCount); pw.print(','); 831 832 pw.print(globalAssetCount); pw.print(','); 833 pw.print(globalAssetManagerCount); pw.print(','); 834 pw.print(binderLocalObjectCount); pw.print(','); 835 pw.print(binderProxyObjectCount); pw.print(','); 836 837 pw.print(binderDeathObjectCount); pw.print(','); 838 pw.print(openSslSocketCount); pw.print(','); 839 840 // SQL 841 pw.print(sqliteAllocated); pw.print(','); 842 pw.print(stats.memoryUsed / 1024); pw.print(','); 843 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 844 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 845 for (int i = 0; i < stats.dbStats.size(); i++) { 846 DbStats dbStats = stats.dbStats.get(i); 847 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 848 dbStats.lookaside, dbStats.cache, dbStats.dbName); 849 pw.print(','); 850 } 851 852 return memInfo; 853 } 854 855 // otherwise, show human-readable format 856 printRow(pw, HEAP_COLUMN, "", "", "Shared", "Private", "Heap", "Heap", "Heap"); 857 printRow(pw, HEAP_COLUMN, "", "Pss", "Dirty", "Dirty", "Size", "Alloc", "Free"); 858 printRow(pw, HEAP_COLUMN, "", "------", "------", "------", "------", "------", 859 "------"); 860 printRow(pw, HEAP_COLUMN, "Native", memInfo.nativePss, memInfo.nativeSharedDirty, 861 memInfo.nativePrivateDirty, nativeMax, nativeAllocated, nativeFree); 862 printRow(pw, HEAP_COLUMN, "Dalvik", memInfo.dalvikPss, memInfo.dalvikSharedDirty, 863 memInfo.dalvikPrivateDirty, dalvikMax, dalvikAllocated, dalvikFree); 864 865 int otherPss = memInfo.otherPss; 866 int otherSharedDirty = memInfo.otherSharedDirty; 867 int otherPrivateDirty = memInfo.otherPrivateDirty; 868 869 for (int i=0; i<Debug.MemoryInfo.NUM_OTHER_STATS; i++) { 870 printRow(pw, HEAP_COLUMN, Debug.MemoryInfo.getOtherLabel(i), 871 memInfo.getOtherPss(i), memInfo.getOtherSharedDirty(i), 872 memInfo.getOtherPrivateDirty(i), "", "", ""); 873 otherPss -= memInfo.getOtherPss(i); 874 otherSharedDirty -= memInfo.getOtherSharedDirty(i); 875 otherPrivateDirty -= memInfo.getOtherPrivateDirty(i); 876 } 877 878 printRow(pw, HEAP_COLUMN, "Unknown", otherPss, otherSharedDirty, 879 otherPrivateDirty, "", "", ""); 880 printRow(pw, HEAP_COLUMN, "TOTAL", memInfo.getTotalPss(), 881 memInfo.getTotalSharedDirty(), memInfo.getTotalPrivateDirty(), 882 nativeMax+dalvikMax, nativeAllocated+dalvikAllocated, 883 nativeFree+dalvikFree); 884 885 pw.println(" "); 886 pw.println(" Objects"); 887 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRootImpl:", 888 viewRootInstanceCount); 889 890 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 891 "Activities:", activityInstanceCount); 892 893 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 894 "AssetManagers:", globalAssetManagerCount); 895 896 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 897 "Proxy Binders:", binderProxyObjectCount); 898 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 899 900 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 901 902 // SQLite mem info 903 pw.println(" "); 904 pw.println(" SQL"); 905 printRow(pw, TWO_COUNT_COLUMNS_DB, "heap:", sqliteAllocated, "MEMORY_USED:", 906 stats.memoryUsed / 1024); 907 printRow(pw, TWO_COUNT_COLUMNS_DB, "PAGECACHE_OVERFLOW:", 908 stats.pageCacheOverflo / 1024, "MALLOC_SIZE:", stats.largestMemAlloc / 1024); 909 pw.println(" "); 910 int N = stats.dbStats.size(); 911 if (N > 0) { 912 pw.println(" DATABASES"); 913 printRow(pw, " %8s %8s %14s %14s %s", "pgsz", "dbsz", "Lookaside(b)", "cache", 914 "Dbname"); 915 for (int i = 0; i < N; i++) { 916 DbStats dbStats = stats.dbStats.get(i); 917 printRow(pw, DB_INFO_FORMAT, 918 (dbStats.pageSize > 0) ? String.valueOf(dbStats.pageSize) : " ", 919 (dbStats.dbSize > 0) ? String.valueOf(dbStats.dbSize) : " ", 920 (dbStats.lookaside > 0) ? String.valueOf(dbStats.lookaside) : " ", 921 dbStats.cache, dbStats.dbName); 922 } 923 } 924 925 // Asset details. 926 String assetAlloc = AssetManager.getAssetAllocations(); 927 if (assetAlloc != null) { 928 pw.println(" "); 929 pw.println(" Asset Allocations"); 930 pw.print(assetAlloc); 931 } 932 933 return memInfo; 934 } 935 936 @Override 937 public void dumpGfxInfo(FileDescriptor fd, String[] args) { 938 dumpGraphicsInfo(fd); 939 WindowManagerImpl.getDefault().dumpGfxInfo(fd); 940 } 941 942 private void printRow(PrintWriter pw, String format, Object...objs) { 943 pw.println(String.format(format, objs)); 944 } 945 946 public void setCoreSettings(Bundle coreSettings) { 947 queueOrSendMessage(H.SET_CORE_SETTINGS, coreSettings); 948 } 949 950 public void updatePackageCompatibilityInfo(String pkg, CompatibilityInfo info) { 951 UpdateCompatibilityData ucd = new UpdateCompatibilityData(); 952 ucd.pkg = pkg; 953 ucd.info = info; 954 queueOrSendMessage(H.UPDATE_PACKAGE_COMPATIBILITY_INFO, ucd); 955 } 956 957 public void scheduleTrimMemory(int level) { 958 queueOrSendMessage(H.TRIM_MEMORY, null, level); 959 } 960 } 961 962 private class H extends Handler { 963 public static final int LAUNCH_ACTIVITY = 100; 964 public static final int PAUSE_ACTIVITY = 101; 965 public static final int PAUSE_ACTIVITY_FINISHING= 102; 966 public static final int STOP_ACTIVITY_SHOW = 103; 967 public static final int STOP_ACTIVITY_HIDE = 104; 968 public static final int SHOW_WINDOW = 105; 969 public static final int HIDE_WINDOW = 106; 970 public static final int RESUME_ACTIVITY = 107; 971 public static final int SEND_RESULT = 108; 972 public static final int DESTROY_ACTIVITY = 109; 973 public static final int BIND_APPLICATION = 110; 974 public static final int EXIT_APPLICATION = 111; 975 public static final int NEW_INTENT = 112; 976 public static final int RECEIVER = 113; 977 public static final int CREATE_SERVICE = 114; 978 public static final int SERVICE_ARGS = 115; 979 public static final int STOP_SERVICE = 116; 980 public static final int REQUEST_THUMBNAIL = 117; 981 public static final int CONFIGURATION_CHANGED = 118; 982 public static final int CLEAN_UP_CONTEXT = 119; 983 public static final int GC_WHEN_IDLE = 120; 984 public static final int BIND_SERVICE = 121; 985 public static final int UNBIND_SERVICE = 122; 986 public static final int DUMP_SERVICE = 123; 987 public static final int LOW_MEMORY = 124; 988 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 989 public static final int RELAUNCH_ACTIVITY = 126; 990 public static final int PROFILER_CONTROL = 127; 991 public static final int CREATE_BACKUP_AGENT = 128; 992 public static final int DESTROY_BACKUP_AGENT = 129; 993 public static final int SUICIDE = 130; 994 public static final int REMOVE_PROVIDER = 131; 995 public static final int ENABLE_JIT = 132; 996 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 997 public static final int SCHEDULE_CRASH = 134; 998 public static final int DUMP_HEAP = 135; 999 public static final int DUMP_ACTIVITY = 136; 1000 public static final int SLEEPING = 137; 1001 public static final int SET_CORE_SETTINGS = 138; 1002 public static final int UPDATE_PACKAGE_COMPATIBILITY_INFO = 139; 1003 public static final int TRIM_MEMORY = 140; 1004 String codeToString(int code) { 1005 if (DEBUG_MESSAGES) { 1006 switch (code) { 1007 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 1008 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 1009 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 1010 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 1011 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 1012 case SHOW_WINDOW: return "SHOW_WINDOW"; 1013 case HIDE_WINDOW: return "HIDE_WINDOW"; 1014 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 1015 case SEND_RESULT: return "SEND_RESULT"; 1016 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 1017 case BIND_APPLICATION: return "BIND_APPLICATION"; 1018 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 1019 case NEW_INTENT: return "NEW_INTENT"; 1020 case RECEIVER: return "RECEIVER"; 1021 case CREATE_SERVICE: return "CREATE_SERVICE"; 1022 case SERVICE_ARGS: return "SERVICE_ARGS"; 1023 case STOP_SERVICE: return "STOP_SERVICE"; 1024 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 1025 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 1026 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 1027 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 1028 case BIND_SERVICE: return "BIND_SERVICE"; 1029 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 1030 case DUMP_SERVICE: return "DUMP_SERVICE"; 1031 case LOW_MEMORY: return "LOW_MEMORY"; 1032 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 1033 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 1034 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 1035 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 1036 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 1037 case SUICIDE: return "SUICIDE"; 1038 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 1039 case ENABLE_JIT: return "ENABLE_JIT"; 1040 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 1041 case SCHEDULE_CRASH: return "SCHEDULE_CRASH"; 1042 case DUMP_HEAP: return "DUMP_HEAP"; 1043 case DUMP_ACTIVITY: return "DUMP_ACTIVITY"; 1044 case SLEEPING: return "SLEEPING"; 1045 case SET_CORE_SETTINGS: return "SET_CORE_SETTINGS"; 1046 case UPDATE_PACKAGE_COMPATIBILITY_INFO: return "UPDATE_PACKAGE_COMPATIBILITY_INFO"; 1047 case TRIM_MEMORY: return "TRIM_MEMORY"; 1048 } 1049 } 1050 return "(unknown)"; 1051 } 1052 public void handleMessage(Message msg) { 1053 if (DEBUG_MESSAGES) Slog.v(TAG, ">>> handling: " + msg.what); 1054 switch (msg.what) { 1055 case LAUNCH_ACTIVITY: { 1056 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 1057 1058 r.packageInfo = getPackageInfoNoCheck( 1059 r.activityInfo.applicationInfo, r.compatInfo); 1060 handleLaunchActivity(r, null); 1061 } break; 1062 case RELAUNCH_ACTIVITY: { 1063 ActivityClientRecord r = (ActivityClientRecord)msg.obj; 1064 handleRelaunchActivity(r); 1065 } break; 1066 case PAUSE_ACTIVITY: 1067 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 1068 maybeSnapshot(); 1069 break; 1070 case PAUSE_ACTIVITY_FINISHING: 1071 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 1072 break; 1073 case STOP_ACTIVITY_SHOW: 1074 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 1075 break; 1076 case STOP_ACTIVITY_HIDE: 1077 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 1078 break; 1079 case SHOW_WINDOW: 1080 handleWindowVisibility((IBinder)msg.obj, true); 1081 break; 1082 case HIDE_WINDOW: 1083 handleWindowVisibility((IBinder)msg.obj, false); 1084 break; 1085 case RESUME_ACTIVITY: 1086 handleResumeActivity((IBinder)msg.obj, true, 1087 msg.arg1 != 0); 1088 break; 1089 case SEND_RESULT: 1090 handleSendResult((ResultData)msg.obj); 1091 break; 1092 case DESTROY_ACTIVITY: 1093 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 1094 msg.arg2, false); 1095 break; 1096 case BIND_APPLICATION: 1097 AppBindData data = (AppBindData)msg.obj; 1098 handleBindApplication(data); 1099 break; 1100 case EXIT_APPLICATION: 1101 if (mInitialApplication != null) { 1102 mInitialApplication.onTerminate(); 1103 } 1104 Looper.myLooper().quit(); 1105 break; 1106 case NEW_INTENT: 1107 handleNewIntent((NewIntentData)msg.obj); 1108 break; 1109 case RECEIVER: 1110 handleReceiver((ReceiverData)msg.obj); 1111 maybeSnapshot(); 1112 break; 1113 case CREATE_SERVICE: 1114 handleCreateService((CreateServiceData)msg.obj); 1115 break; 1116 case BIND_SERVICE: 1117 handleBindService((BindServiceData)msg.obj); 1118 break; 1119 case UNBIND_SERVICE: 1120 handleUnbindService((BindServiceData)msg.obj); 1121 break; 1122 case SERVICE_ARGS: 1123 handleServiceArgs((ServiceArgsData)msg.obj); 1124 break; 1125 case STOP_SERVICE: 1126 handleStopService((IBinder)msg.obj); 1127 maybeSnapshot(); 1128 break; 1129 case REQUEST_THUMBNAIL: 1130 handleRequestThumbnail((IBinder)msg.obj); 1131 break; 1132 case CONFIGURATION_CHANGED: 1133 handleConfigurationChanged((Configuration)msg.obj, null); 1134 break; 1135 case CLEAN_UP_CONTEXT: 1136 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 1137 cci.context.performFinalCleanup(cci.who, cci.what); 1138 break; 1139 case GC_WHEN_IDLE: 1140 scheduleGcIdler(); 1141 break; 1142 case DUMP_SERVICE: 1143 handleDumpService((DumpComponentInfo)msg.obj); 1144 break; 1145 case LOW_MEMORY: 1146 handleLowMemory(); 1147 break; 1148 case ACTIVITY_CONFIGURATION_CHANGED: 1149 handleActivityConfigurationChanged((IBinder)msg.obj); 1150 break; 1151 case PROFILER_CONTROL: 1152 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj, msg.arg2); 1153 break; 1154 case CREATE_BACKUP_AGENT: 1155 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 1156 break; 1157 case DESTROY_BACKUP_AGENT: 1158 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 1159 break; 1160 case SUICIDE: 1161 Process.killProcess(Process.myPid()); 1162 break; 1163 case REMOVE_PROVIDER: 1164 completeRemoveProvider((IContentProvider)msg.obj); 1165 break; 1166 case ENABLE_JIT: 1167 ensureJitEnabled(); 1168 break; 1169 case DISPATCH_PACKAGE_BROADCAST: 1170 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 1171 break; 1172 case SCHEDULE_CRASH: 1173 throw new RemoteServiceException((String)msg.obj); 1174 case DUMP_HEAP: 1175 handleDumpHeap(msg.arg1 != 0, (DumpHeapData)msg.obj); 1176 break; 1177 case DUMP_ACTIVITY: 1178 handleDumpActivity((DumpComponentInfo)msg.obj); 1179 break; 1180 case SLEEPING: 1181 handleSleeping((IBinder)msg.obj, msg.arg1 != 0); 1182 break; 1183 case SET_CORE_SETTINGS: 1184 handleSetCoreSettings((Bundle) msg.obj); 1185 break; 1186 case UPDATE_PACKAGE_COMPATIBILITY_INFO: 1187 handleUpdatePackageCompatibilityInfo((UpdateCompatibilityData)msg.obj); 1188 break; 1189 case TRIM_MEMORY: 1190 handleTrimMemory(msg.arg1); 1191 break; 1192 } 1193 if (DEBUG_MESSAGES) Slog.v(TAG, "<<< done: " + msg.what); 1194 } 1195 1196 private void maybeSnapshot() { 1197 if (mBoundApplication != null && SamplingProfilerIntegration.isEnabled()) { 1198 // convert the *private* ActivityThread.PackageInfo to *public* known 1199 // android.content.pm.PackageInfo 1200 String packageName = mBoundApplication.info.mPackageName; 1201 android.content.pm.PackageInfo packageInfo = null; 1202 try { 1203 Context context = getSystemContext(); 1204 if(context == null) { 1205 Log.e(TAG, "cannot get a valid context"); 1206 return; 1207 } 1208 PackageManager pm = context.getPackageManager(); 1209 if(pm == null) { 1210 Log.e(TAG, "cannot get a valid PackageManager"); 1211 return; 1212 } 1213 packageInfo = pm.getPackageInfo( 1214 packageName, PackageManager.GET_ACTIVITIES); 1215 } catch (NameNotFoundException e) { 1216 Log.e(TAG, "cannot get package info for " + packageName, e); 1217 } 1218 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 1219 } 1220 } 1221 } 1222 1223 private class Idler implements MessageQueue.IdleHandler { 1224 public final boolean queueIdle() { 1225 ActivityClientRecord a = mNewActivities; 1226 if (a != null) { 1227 mNewActivities = null; 1228 IActivityManager am = ActivityManagerNative.getDefault(); 1229 ActivityClientRecord prev; 1230 do { 1231 if (localLOGV) Slog.v( 1232 TAG, "Reporting idle of " + a + 1233 " finished=" + 1234 (a.activity != null && a.activity.mFinished)); 1235 if (a.activity != null && !a.activity.mFinished) { 1236 try { 1237 am.activityIdle(a.token, a.createdConfig); 1238 a.createdConfig = null; 1239 } catch (RemoteException ex) { 1240 // Ignore 1241 } 1242 } 1243 prev = a; 1244 a = a.nextIdle; 1245 prev.nextIdle = null; 1246 } while (a != null); 1247 } 1248 ensureJitEnabled(); 1249 return false; 1250 } 1251 } 1252 1253 final class GcIdler implements MessageQueue.IdleHandler { 1254 public final boolean queueIdle() { 1255 doGcIfNeeded(); 1256 return false; 1257 } 1258 } 1259 1260 private static class ResourcesKey { 1261 final private String mResDir; 1262 final private float mScale; 1263 final private int mHash; 1264 1265 ResourcesKey(String resDir, float scale) { 1266 mResDir = resDir; 1267 mScale = scale; 1268 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 1269 } 1270 1271 @Override 1272 public int hashCode() { 1273 return mHash; 1274 } 1275 1276 @Override 1277 public boolean equals(Object obj) { 1278 if (!(obj instanceof ResourcesKey)) { 1279 return false; 1280 } 1281 ResourcesKey peer = (ResourcesKey) obj; 1282 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 1283 } 1284 } 1285 1286 public static ActivityThread currentActivityThread() { 1287 return sThreadLocal.get(); 1288 } 1289 1290 public static String currentPackageName() { 1291 ActivityThread am = currentActivityThread(); 1292 return (am != null && am.mBoundApplication != null) 1293 ? am.mBoundApplication.processName : null; 1294 } 1295 1296 public static Application currentApplication() { 1297 ActivityThread am = currentActivityThread(); 1298 return am != null ? am.mInitialApplication : null; 1299 } 1300 1301 public static IPackageManager getPackageManager() { 1302 if (sPackageManager != null) { 1303 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 1304 return sPackageManager; 1305 } 1306 IBinder b = ServiceManager.getService("package"); 1307 //Slog.v("PackageManager", "default service binder = " + b); 1308 sPackageManager = IPackageManager.Stub.asInterface(b); 1309 //Slog.v("PackageManager", "default service = " + sPackageManager); 1310 return sPackageManager; 1311 } 1312 1313 DisplayMetrics getDisplayMetricsLocked(CompatibilityInfo ci, boolean forceUpdate) { 1314 DisplayMetrics dm = mDisplayMetrics.get(ci); 1315 if (dm != null && !forceUpdate) { 1316 return dm; 1317 } 1318 if (dm == null) { 1319 dm = new DisplayMetrics(); 1320 mDisplayMetrics.put(ci, dm); 1321 } 1322 Display d = WindowManagerImpl.getDefault(ci).getDefaultDisplay(); 1323 d.getMetrics(dm); 1324 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 1325 // + metrics.heightPixels + " den=" + metrics.density 1326 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 1327 return dm; 1328 } 1329 1330 static Configuration applyConfigCompat(Configuration config, CompatibilityInfo compat) { 1331 if (config == null) { 1332 return null; 1333 } 1334 if (compat != null && !compat.supportsScreen()) { 1335 config = new Configuration(config); 1336 compat.applyToConfiguration(config); 1337 } 1338 return config; 1339 } 1340 1341 private Configuration mMainThreadConfig = new Configuration(); 1342 Configuration applyConfigCompatMainThread(Configuration config, CompatibilityInfo compat) { 1343 if (config == null) { 1344 return null; 1345 } 1346 if (compat != null && !compat.supportsScreen()) { 1347 mMainThreadConfig.setTo(config); 1348 config = mMainThreadConfig; 1349 compat.applyToConfiguration(config); 1350 } 1351 return config; 1352 } 1353 1354 /** 1355 * Creates the top level Resources for applications with the given compatibility info. 1356 * 1357 * @param resDir the resource directory. 1358 * @param compInfo the compability info. It will use the default compatibility info when it's 1359 * null. 1360 */ 1361 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 1362 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 1363 Resources r; 1364 synchronized (mPackages) { 1365 // Resources is app scale dependent. 1366 if (false) { 1367 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 1368 + compInfo.applicationScale); 1369 } 1370 WeakReference<Resources> wr = mActiveResources.get(key); 1371 r = wr != null ? wr.get() : null; 1372 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 1373 if (r != null && r.getAssets().isUpToDate()) { 1374 if (false) { 1375 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 1376 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 1377 } 1378 return r; 1379 } 1380 } 1381 1382 //if (r != null) { 1383 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 1384 // + r + " " + resDir); 1385 //} 1386 1387 AssetManager assets = new AssetManager(); 1388 if (assets.addAssetPath(resDir) == 0) { 1389 return null; 1390 } 1391 1392 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 1393 DisplayMetrics metrics = getDisplayMetricsLocked(compInfo, false); 1394 r = new Resources(assets, metrics, getConfiguration(), compInfo); 1395 if (false) { 1396 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 1397 + r.getConfiguration() + " appScale=" 1398 + r.getCompatibilityInfo().applicationScale); 1399 } 1400 1401 synchronized (mPackages) { 1402 WeakReference<Resources> wr = mActiveResources.get(key); 1403 Resources existing = wr != null ? wr.get() : null; 1404 if (existing != null && existing.getAssets().isUpToDate()) { 1405 // Someone else already created the resources while we were 1406 // unlocked; go ahead and use theirs. 1407 r.getAssets().close(); 1408 return existing; 1409 } 1410 1411 // XXX need to remove entries when weak references go away 1412 mActiveResources.put(key, new WeakReference<Resources>(r)); 1413 return r; 1414 } 1415 } 1416 1417 /** 1418 * Creates the top level resources for the given package. 1419 */ 1420 Resources getTopLevelResources(String resDir, LoadedApk pkgInfo) { 1421 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo.get()); 1422 } 1423 1424 final Handler getHandler() { 1425 return mH; 1426 } 1427 1428 public final LoadedApk getPackageInfo(String packageName, CompatibilityInfo compatInfo, 1429 int flags) { 1430 synchronized (mPackages) { 1431 WeakReference<LoadedApk> ref; 1432 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 1433 ref = mPackages.get(packageName); 1434 } else { 1435 ref = mResourcePackages.get(packageName); 1436 } 1437 LoadedApk packageInfo = ref != null ? ref.get() : null; 1438 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 1439 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 1440 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 1441 if (packageInfo != null && (packageInfo.mResources == null 1442 || packageInfo.mResources.getAssets().isUpToDate())) { 1443 if (packageInfo.isSecurityViolation() 1444 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 1445 throw new SecurityException( 1446 "Requesting code from " + packageName 1447 + " to be run in process " 1448 + mBoundApplication.processName 1449 + "/" + mBoundApplication.appInfo.uid); 1450 } 1451 return packageInfo; 1452 } 1453 } 1454 1455 ApplicationInfo ai = null; 1456 try { 1457 ai = getPackageManager().getApplicationInfo(packageName, 1458 PackageManager.GET_SHARED_LIBRARY_FILES); 1459 } catch (RemoteException e) { 1460 // Ignore 1461 } 1462 1463 if (ai != null) { 1464 return getPackageInfo(ai, compatInfo, flags); 1465 } 1466 1467 return null; 1468 } 1469 1470 public final LoadedApk getPackageInfo(ApplicationInfo ai, CompatibilityInfo compatInfo, 1471 int flags) { 1472 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 1473 boolean securityViolation = includeCode && ai.uid != 0 1474 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 1475 ? ai.uid != mBoundApplication.appInfo.uid : true); 1476 if ((flags&(Context.CONTEXT_INCLUDE_CODE 1477 |Context.CONTEXT_IGNORE_SECURITY)) 1478 == Context.CONTEXT_INCLUDE_CODE) { 1479 if (securityViolation) { 1480 String msg = "Requesting code from " + ai.packageName 1481 + " (with uid " + ai.uid + ")"; 1482 if (mBoundApplication != null) { 1483 msg = msg + " to be run in process " 1484 + mBoundApplication.processName + " (with uid " 1485 + mBoundApplication.appInfo.uid + ")"; 1486 } 1487 throw new SecurityException(msg); 1488 } 1489 } 1490 return getPackageInfo(ai, compatInfo, null, securityViolation, includeCode); 1491 } 1492 1493 public final LoadedApk getPackageInfoNoCheck(ApplicationInfo ai, 1494 CompatibilityInfo compatInfo) { 1495 return getPackageInfo(ai, compatInfo, null, false, true); 1496 } 1497 1498 public final LoadedApk peekPackageInfo(String packageName, boolean includeCode) { 1499 synchronized (mPackages) { 1500 WeakReference<LoadedApk> ref; 1501 if (includeCode) { 1502 ref = mPackages.get(packageName); 1503 } else { 1504 ref = mResourcePackages.get(packageName); 1505 } 1506 return ref != null ? ref.get() : null; 1507 } 1508 } 1509 1510 private LoadedApk getPackageInfo(ApplicationInfo aInfo, CompatibilityInfo compatInfo, 1511 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 1512 synchronized (mPackages) { 1513 WeakReference<LoadedApk> ref; 1514 if (includeCode) { 1515 ref = mPackages.get(aInfo.packageName); 1516 } else { 1517 ref = mResourcePackages.get(aInfo.packageName); 1518 } 1519 LoadedApk packageInfo = ref != null ? ref.get() : null; 1520 if (packageInfo == null || (packageInfo.mResources != null 1521 && !packageInfo.mResources.getAssets().isUpToDate())) { 1522 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 1523 : "Loading resource-only package ") + aInfo.packageName 1524 + " (in " + (mBoundApplication != null 1525 ? mBoundApplication.processName : null) 1526 + ")"); 1527 packageInfo = 1528 new LoadedApk(this, aInfo, compatInfo, this, baseLoader, 1529 securityViolation, includeCode && 1530 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 1531 if (includeCode) { 1532 mPackages.put(aInfo.packageName, 1533 new WeakReference<LoadedApk>(packageInfo)); 1534 } else { 1535 mResourcePackages.put(aInfo.packageName, 1536 new WeakReference<LoadedApk>(packageInfo)); 1537 } 1538 } 1539 return packageInfo; 1540 } 1541 } 1542 1543 ActivityThread() { 1544 } 1545 1546 public ApplicationThread getApplicationThread() 1547 { 1548 return mAppThread; 1549 } 1550 1551 public Instrumentation getInstrumentation() 1552 { 1553 return mInstrumentation; 1554 } 1555 1556 public Configuration getConfiguration() { 1557 return mResConfiguration; 1558 } 1559 1560 public boolean isProfiling() { 1561 return mBoundApplication != null && mBoundApplication.profileFile != null; 1562 } 1563 1564 public String getProfileFilePath() { 1565 return mBoundApplication.profileFile; 1566 } 1567 1568 public Looper getLooper() { 1569 return mLooper; 1570 } 1571 1572 public Application getApplication() { 1573 return mInitialApplication; 1574 } 1575 1576 public String getProcessName() { 1577 return mBoundApplication.processName; 1578 } 1579 1580 public ContextImpl getSystemContext() { 1581 synchronized (this) { 1582 if (mSystemContext == null) { 1583 ContextImpl context = 1584 ContextImpl.createSystemContext(this); 1585 LoadedApk info = new LoadedApk(this, "android", context, null, 1586 CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO); 1587 context.init(info, null, this); 1588 context.getResources().updateConfiguration( 1589 getConfiguration(), getDisplayMetricsLocked( 1590 CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO, false)); 1591 mSystemContext = context; 1592 //Slog.i(TAG, "Created system resources " + context.getResources() 1593 // + ": " + context.getResources().getConfiguration()); 1594 } 1595 } 1596 return mSystemContext; 1597 } 1598 1599 public void installSystemApplicationInfo(ApplicationInfo info) { 1600 synchronized (this) { 1601 ContextImpl context = getSystemContext(); 1602 context.init(new LoadedApk(this, "android", context, info, 1603 CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO), null, this); 1604 } 1605 } 1606 1607 void ensureJitEnabled() { 1608 if (!mJitEnabled) { 1609 mJitEnabled = true; 1610 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 1611 } 1612 } 1613 1614 void scheduleGcIdler() { 1615 if (!mGcIdlerScheduled) { 1616 mGcIdlerScheduled = true; 1617 Looper.myQueue().addIdleHandler(mGcIdler); 1618 } 1619 mH.removeMessages(H.GC_WHEN_IDLE); 1620 } 1621 1622 void unscheduleGcIdler() { 1623 if (mGcIdlerScheduled) { 1624 mGcIdlerScheduled = false; 1625 Looper.myQueue().removeIdleHandler(mGcIdler); 1626 } 1627 mH.removeMessages(H.GC_WHEN_IDLE); 1628 } 1629 1630 void doGcIfNeeded() { 1631 mGcIdlerScheduled = false; 1632 final long now = SystemClock.uptimeMillis(); 1633 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 1634 // + "m now=" + now); 1635 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 1636 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 1637 BinderInternal.forceGc("bg"); 1638 } 1639 } 1640 1641 public void registerOnActivityPausedListener(Activity activity, 1642 OnActivityPausedListener listener) { 1643 synchronized (mOnPauseListeners) { 1644 ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity); 1645 if (list == null) { 1646 list = new ArrayList<OnActivityPausedListener>(); 1647 mOnPauseListeners.put(activity, list); 1648 } 1649 list.add(listener); 1650 } 1651 } 1652 1653 public void unregisterOnActivityPausedListener(Activity activity, 1654 OnActivityPausedListener listener) { 1655 synchronized (mOnPauseListeners) { 1656 ArrayList<OnActivityPausedListener> list = mOnPauseListeners.get(activity); 1657 if (list != null) { 1658 list.remove(listener); 1659 } 1660 } 1661 } 1662 1663 public final ActivityInfo resolveActivityInfo(Intent intent) { 1664 ActivityInfo aInfo = intent.resolveActivityInfo( 1665 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 1666 if (aInfo == null) { 1667 // Throw an exception. 1668 Instrumentation.checkStartActivityResult( 1669 IActivityManager.START_CLASS_NOT_FOUND, intent); 1670 } 1671 return aInfo; 1672 } 1673 1674 public final Activity startActivityNow(Activity parent, String id, 1675 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 1676 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 1677 ActivityClientRecord r = new ActivityClientRecord(); 1678 r.token = token; 1679 r.ident = 0; 1680 r.intent = intent; 1681 r.state = state; 1682 r.parent = parent; 1683 r.embeddedID = id; 1684 r.activityInfo = activityInfo; 1685 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 1686 if (localLOGV) { 1687 ComponentName compname = intent.getComponent(); 1688 String name; 1689 if (compname != null) { 1690 name = compname.toShortString(); 1691 } else { 1692 name = "(Intent " + intent + ").getComponent() returned null"; 1693 } 1694 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 1695 + ", comp=" + name 1696 + ", token=" + token); 1697 } 1698 return performLaunchActivity(r, null); 1699 } 1700 1701 public final Activity getActivity(IBinder token) { 1702 return mActivities.get(token).activity; 1703 } 1704 1705 public final void sendActivityResult( 1706 IBinder token, String id, int requestCode, 1707 int resultCode, Intent data) { 1708 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 1709 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 1710 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 1711 list.add(new ResultInfo(id, requestCode, resultCode, data)); 1712 mAppThread.scheduleSendResult(token, list); 1713 } 1714 1715 // if the thread hasn't started yet, we don't have the handler, so just 1716 // save the messages until we're ready. 1717 private void queueOrSendMessage(int what, Object obj) { 1718 queueOrSendMessage(what, obj, 0, 0); 1719 } 1720 1721 private void queueOrSendMessage(int what, Object obj, int arg1) { 1722 queueOrSendMessage(what, obj, arg1, 0); 1723 } 1724 1725 private void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 1726 synchronized (this) { 1727 if (DEBUG_MESSAGES) Slog.v( 1728 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 1729 + ": " + arg1 + " / " + obj); 1730 Message msg = Message.obtain(); 1731 msg.what = what; 1732 msg.obj = obj; 1733 msg.arg1 = arg1; 1734 msg.arg2 = arg2; 1735 mH.sendMessage(msg); 1736 } 1737 } 1738 1739 final void scheduleContextCleanup(ContextImpl context, String who, 1740 String what) { 1741 ContextCleanupInfo cci = new ContextCleanupInfo(); 1742 cci.context = context; 1743 cci.who = who; 1744 cci.what = what; 1745 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 1746 } 1747 1748 private Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1749 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 1750 1751 ActivityInfo aInfo = r.activityInfo; 1752 if (r.packageInfo == null) { 1753 r.packageInfo = getPackageInfo(aInfo.applicationInfo, r.compatInfo, 1754 Context.CONTEXT_INCLUDE_CODE); 1755 } 1756 1757 ComponentName component = r.intent.getComponent(); 1758 if (component == null) { 1759 component = r.intent.resolveActivity( 1760 mInitialApplication.getPackageManager()); 1761 r.intent.setComponent(component); 1762 } 1763 1764 if (r.activityInfo.targetActivity != null) { 1765 component = new ComponentName(r.activityInfo.packageName, 1766 r.activityInfo.targetActivity); 1767 } 1768 1769 Activity activity = null; 1770 try { 1771 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 1772 activity = mInstrumentation.newActivity( 1773 cl, component.getClassName(), r.intent); 1774 StrictMode.incrementExpectedActivityCount(activity.getClass()); 1775 r.intent.setExtrasClassLoader(cl); 1776 if (r.state != null) { 1777 r.state.setClassLoader(cl); 1778 } 1779 } catch (Exception e) { 1780 if (!mInstrumentation.onException(activity, e)) { 1781 throw new RuntimeException( 1782 "Unable to instantiate activity " + component 1783 + ": " + e.toString(), e); 1784 } 1785 } 1786 1787 try { 1788 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 1789 1790 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 1791 if (localLOGV) Slog.v( 1792 TAG, r + ": app=" + app 1793 + ", appName=" + app.getPackageName() 1794 + ", pkg=" + r.packageInfo.getPackageName() 1795 + ", comp=" + r.intent.getComponent().toShortString() 1796 + ", dir=" + r.packageInfo.getAppDir()); 1797 1798 if (activity != null) { 1799 ContextImpl appContext = new ContextImpl(); 1800 appContext.init(r.packageInfo, r.token, this); 1801 appContext.setOuterContext(activity); 1802 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 1803 Configuration config = new Configuration(mCompatConfiguration); 1804 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 1805 + r.activityInfo.name + " with config " + config); 1806 activity.attach(appContext, this, getInstrumentation(), r.token, 1807 r.ident, app, r.intent, r.activityInfo, title, r.parent, 1808 r.embeddedID, r.lastNonConfigurationInstances, config); 1809 1810 if (customIntent != null) { 1811 activity.mIntent = customIntent; 1812 } 1813 r.lastNonConfigurationInstances = null; 1814 activity.mStartedActivity = false; 1815 int theme = r.activityInfo.getThemeResource(); 1816 if (theme != 0) { 1817 activity.setTheme(theme); 1818 } 1819 1820 activity.mCalled = false; 1821 mInstrumentation.callActivityOnCreate(activity, r.state); 1822 if (!activity.mCalled) { 1823 throw new SuperNotCalledException( 1824 "Activity " + r.intent.getComponent().toShortString() + 1825 " did not call through to super.onCreate()"); 1826 } 1827 r.activity = activity; 1828 r.stopped = true; 1829 if (!r.activity.mFinished) { 1830 activity.performStart(); 1831 r.stopped = false; 1832 } 1833 if (!r.activity.mFinished) { 1834 if (r.state != null) { 1835 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 1836 } 1837 } 1838 if (!r.activity.mFinished) { 1839 activity.mCalled = false; 1840 mInstrumentation.callActivityOnPostCreate(activity, r.state); 1841 if (!activity.mCalled) { 1842 throw new SuperNotCalledException( 1843 "Activity " + r.intent.getComponent().toShortString() + 1844 " did not call through to super.onPostCreate()"); 1845 } 1846 } 1847 } 1848 r.paused = true; 1849 1850 mActivities.put(r.token, r); 1851 1852 } catch (SuperNotCalledException e) { 1853 throw e; 1854 1855 } catch (Exception e) { 1856 if (!mInstrumentation.onException(activity, e)) { 1857 throw new RuntimeException( 1858 "Unable to start activity " + component 1859 + ": " + e.toString(), e); 1860 } 1861 } 1862 1863 return activity; 1864 } 1865 1866 private void handleLaunchActivity(ActivityClientRecord r, Intent customIntent) { 1867 // If we are getting ready to gc after going to the background, well 1868 // we are back active so skip it. 1869 unscheduleGcIdler(); 1870 1871 if (localLOGV) Slog.v( 1872 TAG, "Handling launch of " + r); 1873 Activity a = performLaunchActivity(r, customIntent); 1874 1875 if (a != null) { 1876 r.createdConfig = new Configuration(mConfiguration); 1877 Bundle oldState = r.state; 1878 handleResumeActivity(r.token, false, r.isForward); 1879 1880 if (!r.activity.mFinished && r.startsNotResumed) { 1881 // The activity manager actually wants this one to start out 1882 // paused, because it needs to be visible but isn't in the 1883 // foreground. We accomplish this by going through the 1884 // normal startup (because activities expect to go through 1885 // onResume() the first time they run, before their window 1886 // is displayed), and then pausing it. However, in this case 1887 // we do -not- need to do the full pause cycle (of freezing 1888 // and such) because the activity manager assumes it can just 1889 // retain the current state it has. 1890 try { 1891 r.activity.mCalled = false; 1892 mInstrumentation.callActivityOnPause(r.activity); 1893 // We need to keep around the original state, in case 1894 // we need to be created again. 1895 r.state = oldState; 1896 if (!r.activity.mCalled) { 1897 throw new SuperNotCalledException( 1898 "Activity " + r.intent.getComponent().toShortString() + 1899 " did not call through to super.onPause()"); 1900 } 1901 1902 } catch (SuperNotCalledException e) { 1903 throw e; 1904 1905 } catch (Exception e) { 1906 if (!mInstrumentation.onException(r.activity, e)) { 1907 throw new RuntimeException( 1908 "Unable to pause activity " 1909 + r.intent.getComponent().toShortString() 1910 + ": " + e.toString(), e); 1911 } 1912 } 1913 r.paused = true; 1914 } 1915 } else { 1916 // If there was an error, for any reason, tell the activity 1917 // manager to stop us. 1918 try { 1919 ActivityManagerNative.getDefault() 1920 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 1921 } catch (RemoteException ex) { 1922 // Ignore 1923 } 1924 } 1925 } 1926 1927 private void deliverNewIntents(ActivityClientRecord r, 1928 List<Intent> intents) { 1929 final int N = intents.size(); 1930 for (int i=0; i<N; i++) { 1931 Intent intent = intents.get(i); 1932 intent.setExtrasClassLoader(r.activity.getClassLoader()); 1933 r.activity.mFragments.noteStateNotSaved(); 1934 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 1935 } 1936 } 1937 1938 public final void performNewIntents(IBinder token, 1939 List<Intent> intents) { 1940 ActivityClientRecord r = mActivities.get(token); 1941 if (r != null) { 1942 final boolean resumed = !r.paused; 1943 if (resumed) { 1944 r.activity.mTemporaryPause = true; 1945 mInstrumentation.callActivityOnPause(r.activity); 1946 } 1947 deliverNewIntents(r, intents); 1948 if (resumed) { 1949 r.activity.performResume(); 1950 r.activity.mTemporaryPause = false; 1951 } 1952 } 1953 } 1954 1955 private void handleNewIntent(NewIntentData data) { 1956 performNewIntents(data.token, data.intents); 1957 } 1958 1959 private static final ThreadLocal<Intent> sCurrentBroadcastIntent = new ThreadLocal<Intent>(); 1960 1961 /** 1962 * Return the Intent that's currently being handled by a 1963 * BroadcastReceiver on this thread, or null if none. 1964 * @hide 1965 */ 1966 public static Intent getIntentBeingBroadcast() { 1967 return sCurrentBroadcastIntent.get(); 1968 } 1969 1970 private void handleReceiver(ReceiverData data) { 1971 // If we are getting ready to gc after going to the background, well 1972 // we are back active so skip it. 1973 unscheduleGcIdler(); 1974 1975 String component = data.intent.getComponent().getClassName(); 1976 1977 LoadedApk packageInfo = getPackageInfoNoCheck( 1978 data.info.applicationInfo, data.compatInfo); 1979 1980 IActivityManager mgr = ActivityManagerNative.getDefault(); 1981 1982 BroadcastReceiver receiver; 1983 try { 1984 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 1985 data.intent.setExtrasClassLoader(cl); 1986 data.setExtrasClassLoader(cl); 1987 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 1988 } catch (Exception e) { 1989 if (DEBUG_BROADCAST) Slog.i(TAG, 1990 "Finishing failed broadcast to " + data.intent.getComponent()); 1991 data.sendFinished(mgr); 1992 throw new RuntimeException( 1993 "Unable to instantiate receiver " + component 1994 + ": " + e.toString(), e); 1995 } 1996 1997 try { 1998 Application app = packageInfo.makeApplication(false, mInstrumentation); 1999 2000 if (localLOGV) Slog.v( 2001 TAG, "Performing receive of " + data.intent 2002 + ": app=" + app 2003 + ", appName=" + app.getPackageName() 2004 + ", pkg=" + packageInfo.getPackageName() 2005 + ", comp=" + data.intent.getComponent().toShortString() 2006 + ", dir=" + packageInfo.getAppDir()); 2007 2008 ContextImpl context = (ContextImpl)app.getBaseContext(); 2009 sCurrentBroadcastIntent.set(data.intent); 2010 receiver.setPendingResult(data); 2011 receiver.onReceive(context.getReceiverRestrictedContext(), 2012 data.intent); 2013 } catch (Exception e) { 2014 if (DEBUG_BROADCAST) Slog.i(TAG, 2015 "Finishing failed broadcast to " + data.intent.getComponent()); 2016 data.sendFinished(mgr); 2017 if (!mInstrumentation.onException(receiver, e)) { 2018 throw new RuntimeException( 2019 "Unable to start receiver " + component 2020 + ": " + e.toString(), e); 2021 } 2022 } finally { 2023 sCurrentBroadcastIntent.set(null); 2024 } 2025 2026 if (receiver.getPendingResult() != null) { 2027 data.finish(); 2028 } 2029 } 2030 2031 // Instantiate a BackupAgent and tell it that it's alive 2032 private void handleCreateBackupAgent(CreateBackupAgentData data) { 2033 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 2034 2035 // no longer idle; we have backup work to do 2036 unscheduleGcIdler(); 2037 2038 // instantiate the BackupAgent class named in the manifest 2039 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo, data.compatInfo); 2040 String packageName = packageInfo.mPackageName; 2041 if (mBackupAgents.get(packageName) != null) { 2042 Slog.d(TAG, "BackupAgent " + " for " + packageName 2043 + " already exists"); 2044 return; 2045 } 2046 2047 BackupAgent agent = null; 2048 String classname = data.appInfo.backupAgentName; 2049 2050 // full backup operation but no app-supplied agent? use the default implementation 2051 if (classname == null && (data.backupMode == IApplicationThread.BACKUP_MODE_FULL 2052 || data.backupMode == IApplicationThread.BACKUP_MODE_RESTORE_FULL)) { 2053 classname = "android.app.backup.FullBackupAgent"; 2054 } 2055 2056 try { 2057 IBinder binder = null; 2058 try { 2059 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing agent class " + classname); 2060 2061 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2062 agent = (BackupAgent) cl.loadClass(classname).newInstance(); 2063 2064 // set up the agent's context 2065 ContextImpl context = new ContextImpl(); 2066 context.init(packageInfo, null, this); 2067 context.setOuterContext(agent); 2068 agent.attach(context); 2069 2070 agent.onCreate(); 2071 binder = agent.onBind(); 2072 mBackupAgents.put(packageName, agent); 2073 } catch (Exception e) { 2074 // If this is during restore, fail silently; otherwise go 2075 // ahead and let the user see the crash. 2076 Slog.e(TAG, "Agent threw during creation: " + e); 2077 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE 2078 && data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE_FULL) { 2079 throw e; 2080 } 2081 // falling through with 'binder' still null 2082 } 2083 2084 // tell the OS that we're live now 2085 try { 2086 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 2087 } catch (RemoteException e) { 2088 // nothing to do. 2089 } 2090 } catch (Exception e) { 2091 throw new RuntimeException("Unable to create BackupAgent " 2092 + classname + ": " + e.toString(), e); 2093 } 2094 } 2095 2096 // Tear down a BackupAgent 2097 private void handleDestroyBackupAgent(CreateBackupAgentData data) { 2098 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 2099 2100 LoadedApk packageInfo = getPackageInfoNoCheck(data.appInfo, data.compatInfo); 2101 String packageName = packageInfo.mPackageName; 2102 BackupAgent agent = mBackupAgents.get(packageName); 2103 if (agent != null) { 2104 try { 2105 agent.onDestroy(); 2106 } catch (Exception e) { 2107 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 2108 e.printStackTrace(); 2109 } 2110 mBackupAgents.remove(packageName); 2111 } else { 2112 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 2113 } 2114 } 2115 2116 private void handleCreateService(CreateServiceData data) { 2117 // If we are getting ready to gc after going to the background, well 2118 // we are back active so skip it. 2119 unscheduleGcIdler(); 2120 2121 LoadedApk packageInfo = getPackageInfoNoCheck( 2122 data.info.applicationInfo, data.compatInfo); 2123 Service service = null; 2124 try { 2125 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2126 service = (Service) cl.loadClass(data.info.name).newInstance(); 2127 } catch (Exception e) { 2128 if (!mInstrumentation.onException(service, e)) { 2129 throw new RuntimeException( 2130 "Unable to instantiate service " + data.info.name 2131 + ": " + e.toString(), e); 2132 } 2133 } 2134 2135 try { 2136 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 2137 2138 ContextImpl context = new ContextImpl(); 2139 context.init(packageInfo, null, this); 2140 2141 Application app = packageInfo.makeApplication(false, mInstrumentation); 2142 context.setOuterContext(service); 2143 service.attach(context, this, data.info.name, data.token, app, 2144 ActivityManagerNative.getDefault()); 2145 service.onCreate(); 2146 mServices.put(data.token, service); 2147 try { 2148 ActivityManagerNative.getDefault().serviceDoneExecuting( 2149 data.token, 0, 0, 0); 2150 } catch (RemoteException e) { 2151 // nothing to do. 2152 } 2153 } catch (Exception e) { 2154 if (!mInstrumentation.onException(service, e)) { 2155 throw new RuntimeException( 2156 "Unable to create service " + data.info.name 2157 + ": " + e.toString(), e); 2158 } 2159 } 2160 } 2161 2162 private void handleBindService(BindServiceData data) { 2163 Service s = mServices.get(data.token); 2164 if (s != null) { 2165 try { 2166 data.intent.setExtrasClassLoader(s.getClassLoader()); 2167 try { 2168 if (!data.rebind) { 2169 IBinder binder = s.onBind(data.intent); 2170 ActivityManagerNative.getDefault().publishService( 2171 data.token, data.intent, binder); 2172 } else { 2173 s.onRebind(data.intent); 2174 ActivityManagerNative.getDefault().serviceDoneExecuting( 2175 data.token, 0, 0, 0); 2176 } 2177 ensureJitEnabled(); 2178 } catch (RemoteException ex) { 2179 } 2180 } catch (Exception e) { 2181 if (!mInstrumentation.onException(s, e)) { 2182 throw new RuntimeException( 2183 "Unable to bind to service " + s 2184 + " with " + data.intent + ": " + e.toString(), e); 2185 } 2186 } 2187 } 2188 } 2189 2190 private void handleUnbindService(BindServiceData data) { 2191 Service s = mServices.get(data.token); 2192 if (s != null) { 2193 try { 2194 data.intent.setExtrasClassLoader(s.getClassLoader()); 2195 boolean doRebind = s.onUnbind(data.intent); 2196 try { 2197 if (doRebind) { 2198 ActivityManagerNative.getDefault().unbindFinished( 2199 data.token, data.intent, doRebind); 2200 } else { 2201 ActivityManagerNative.getDefault().serviceDoneExecuting( 2202 data.token, 0, 0, 0); 2203 } 2204 } catch (RemoteException ex) { 2205 } 2206 } catch (Exception e) { 2207 if (!mInstrumentation.onException(s, e)) { 2208 throw new RuntimeException( 2209 "Unable to unbind to service " + s 2210 + " with " + data.intent + ": " + e.toString(), e); 2211 } 2212 } 2213 } 2214 } 2215 2216 private void handleDumpService(DumpComponentInfo info) { 2217 Service s = mServices.get(info.token); 2218 if (s != null) { 2219 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor())); 2220 s.dump(info.fd.getFileDescriptor(), pw, info.args); 2221 pw.flush(); 2222 try { 2223 info.fd.close(); 2224 } catch (IOException e) { 2225 } 2226 } 2227 } 2228 2229 private void handleDumpActivity(DumpComponentInfo info) { 2230 ActivityClientRecord r = mActivities.get(info.token); 2231 if (r != null && r.activity != null) { 2232 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd.getFileDescriptor())); 2233 r.activity.dump(info.prefix, info.fd.getFileDescriptor(), pw, info.args); 2234 pw.flush(); 2235 try { 2236 info.fd.close(); 2237 } catch (IOException e) { 2238 } 2239 } 2240 } 2241 2242 private void handleServiceArgs(ServiceArgsData data) { 2243 Service s = mServices.get(data.token); 2244 if (s != null) { 2245 try { 2246 if (data.args != null) { 2247 data.args.setExtrasClassLoader(s.getClassLoader()); 2248 } 2249 int res; 2250 if (!data.taskRemoved) { 2251 res = s.onStartCommand(data.args, data.flags, data.startId); 2252 } else { 2253 s.onTaskRemoved(data.args); 2254 res = Service.START_TASK_REMOVED_COMPLETE; 2255 } 2256 2257 QueuedWork.waitToFinish(); 2258 2259 try { 2260 ActivityManagerNative.getDefault().serviceDoneExecuting( 2261 data.token, 1, data.startId, res); 2262 } catch (RemoteException e) { 2263 // nothing to do. 2264 } 2265 ensureJitEnabled(); 2266 } catch (Exception e) { 2267 if (!mInstrumentation.onException(s, e)) { 2268 throw new RuntimeException( 2269 "Unable to start service " + s 2270 + " with " + data.args + ": " + e.toString(), e); 2271 } 2272 } 2273 } 2274 } 2275 2276 private void handleStopService(IBinder token) { 2277 Service s = mServices.remove(token); 2278 if (s != null) { 2279 try { 2280 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 2281 s.onDestroy(); 2282 Context context = s.getBaseContext(); 2283 if (context instanceof ContextImpl) { 2284 final String who = s.getClassName(); 2285 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 2286 } 2287 2288 QueuedWork.waitToFinish(); 2289 2290 try { 2291 ActivityManagerNative.getDefault().serviceDoneExecuting( 2292 token, 0, 0, 0); 2293 } catch (RemoteException e) { 2294 // nothing to do. 2295 } 2296 } catch (Exception e) { 2297 if (!mInstrumentation.onException(s, e)) { 2298 throw new RuntimeException( 2299 "Unable to stop service " + s 2300 + ": " + e.toString(), e); 2301 } 2302 } 2303 } 2304 //Slog.i(TAG, "Running services: " + mServices); 2305 } 2306 2307 public final ActivityClientRecord performResumeActivity(IBinder token, 2308 boolean clearHide) { 2309 ActivityClientRecord r = mActivities.get(token); 2310 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 2311 + " finished=" + r.activity.mFinished); 2312 if (r != null && !r.activity.mFinished) { 2313 if (clearHide) { 2314 r.hideForNow = false; 2315 r.activity.mStartedActivity = false; 2316 } 2317 try { 2318 if (r.pendingIntents != null) { 2319 deliverNewIntents(r, r.pendingIntents); 2320 r.pendingIntents = null; 2321 } 2322 if (r.pendingResults != null) { 2323 deliverResults(r, r.pendingResults); 2324 r.pendingResults = null; 2325 } 2326 r.activity.performResume(); 2327 2328 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 2329 r.activity.getComponentName().getClassName()); 2330 2331 r.paused = false; 2332 r.stopped = false; 2333 r.state = null; 2334 } catch (Exception e) { 2335 if (!mInstrumentation.onException(r.activity, e)) { 2336 throw new RuntimeException( 2337 "Unable to resume activity " 2338 + r.intent.getComponent().toShortString() 2339 + ": " + e.toString(), e); 2340 } 2341 } 2342 } 2343 return r; 2344 } 2345 2346 final void cleanUpPendingRemoveWindows(ActivityClientRecord r) { 2347 if (r.mPendingRemoveWindow != null) { 2348 r.mPendingRemoveWindowManager.removeViewImmediate(r.mPendingRemoveWindow); 2349 IBinder wtoken = r.mPendingRemoveWindow.getWindowToken(); 2350 if (wtoken != null) { 2351 WindowManagerImpl.getDefault().closeAll(wtoken, 2352 r.activity.getClass().getName(), "Activity"); 2353 } 2354 } 2355 r.mPendingRemoveWindow = null; 2356 r.mPendingRemoveWindowManager = null; 2357 } 2358 2359 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 2360 // If we are getting ready to gc after going to the background, well 2361 // we are back active so skip it. 2362 unscheduleGcIdler(); 2363 2364 ActivityClientRecord r = performResumeActivity(token, clearHide); 2365 2366 if (r != null) { 2367 final Activity a = r.activity; 2368 2369 if (localLOGV) Slog.v( 2370 TAG, "Resume " + r + " started activity: " + 2371 a.mStartedActivity + ", hideForNow: " + r.hideForNow 2372 + ", finished: " + a.mFinished); 2373 2374 final int forwardBit = isForward ? 2375 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 2376 2377 // If the window hasn't yet been added to the window manager, 2378 // and this guy didn't finish itself or start another activity, 2379 // then go ahead and add the window. 2380 boolean willBeVisible = !a.mStartedActivity; 2381 if (!willBeVisible) { 2382 try { 2383 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 2384 a.getActivityToken()); 2385 } catch (RemoteException e) { 2386 } 2387 } 2388 if (r.window == null && !a.mFinished && willBeVisible) { 2389 r.window = r.activity.getWindow(); 2390 View decor = r.window.getDecorView(); 2391 decor.setVisibility(View.INVISIBLE); 2392 ViewManager wm = a.getWindowManager(); 2393 WindowManager.LayoutParams l = r.window.getAttributes(); 2394 a.mDecor = decor; 2395 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 2396 l.softInputMode |= forwardBit; 2397 if (a.mVisibleFromClient) { 2398 a.mWindowAdded = true; 2399 wm.addView(decor, l); 2400 } 2401 2402 // If the window has already been added, but during resume 2403 // we started another activity, then don't yet make the 2404 // window visible. 2405 } else if (!willBeVisible) { 2406 if (localLOGV) Slog.v( 2407 TAG, "Launch " + r + " mStartedActivity set"); 2408 r.hideForNow = true; 2409 } 2410 2411 // Get rid of anything left hanging around. 2412 cleanUpPendingRemoveWindows(r); 2413 2414 // The window is now visible if it has been added, we are not 2415 // simply finishing, and we are not starting another activity. 2416 if (!r.activity.mFinished && willBeVisible 2417 && r.activity.mDecor != null && !r.hideForNow) { 2418 if (r.newConfig != null) { 2419 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 2420 + r.activityInfo.name + " with newConfig " + r.newConfig); 2421 performConfigurationChanged(r.activity, r.newConfig); 2422 r.newConfig = null; 2423 } 2424 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 2425 + isForward); 2426 WindowManager.LayoutParams l = r.window.getAttributes(); 2427 if ((l.softInputMode 2428 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 2429 != forwardBit) { 2430 l.softInputMode = (l.softInputMode 2431 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 2432 | forwardBit; 2433 if (r.activity.mVisibleFromClient) { 2434 ViewManager wm = a.getWindowManager(); 2435 View decor = r.window.getDecorView(); 2436 wm.updateViewLayout(decor, l); 2437 } 2438 } 2439 r.activity.mVisibleFromServer = true; 2440 mNumVisibleActivities++; 2441 if (r.activity.mVisibleFromClient) { 2442 r.activity.makeVisible(); 2443 } 2444 } 2445 2446 if (!r.onlyLocalRequest) { 2447 r.nextIdle = mNewActivities; 2448 mNewActivities = r; 2449 if (localLOGV) Slog.v( 2450 TAG, "Scheduling idle handler for " + r); 2451 Looper.myQueue().addIdleHandler(new Idler()); 2452 } 2453 r.onlyLocalRequest = false; 2454 2455 } else { 2456 // If an exception was thrown when trying to resume, then 2457 // just end this activity. 2458 try { 2459 ActivityManagerNative.getDefault() 2460 .finishActivity(token, Activity.RESULT_CANCELED, null); 2461 } catch (RemoteException ex) { 2462 } 2463 } 2464 } 2465 2466 private int mThumbnailWidth = -1; 2467 private int mThumbnailHeight = -1; 2468 private Bitmap mAvailThumbnailBitmap = null; 2469 private Canvas mThumbnailCanvas = null; 2470 2471 private Bitmap createThumbnailBitmap(ActivityClientRecord r) { 2472 Bitmap thumbnail = mAvailThumbnailBitmap; 2473 try { 2474 if (thumbnail == null) { 2475 int w = mThumbnailWidth; 2476 int h; 2477 if (w < 0) { 2478 Resources res = r.activity.getResources(); 2479 mThumbnailHeight = h = 2480 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 2481 2482 mThumbnailWidth = w = 2483 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 2484 } else { 2485 h = mThumbnailHeight; 2486 } 2487 2488 // On platforms where we don't want thumbnails, set dims to (0,0) 2489 if ((w > 0) && (h > 0)) { 2490 thumbnail = Bitmap.createBitmap(w, h, THUMBNAIL_FORMAT); 2491 thumbnail.eraseColor(0); 2492 } 2493 } 2494 2495 if (thumbnail != null) { 2496 Canvas cv = mThumbnailCanvas; 2497 if (cv == null) { 2498 mThumbnailCanvas = cv = new Canvas(); 2499 } 2500 2501 cv.setBitmap(thumbnail); 2502 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 2503 mAvailThumbnailBitmap = thumbnail; 2504 thumbnail = null; 2505 } 2506 } 2507 2508 } catch (Exception e) { 2509 if (!mInstrumentation.onException(r.activity, e)) { 2510 throw new RuntimeException( 2511 "Unable to create thumbnail of " 2512 + r.intent.getComponent().toShortString() 2513 + ": " + e.toString(), e); 2514 } 2515 thumbnail = null; 2516 } 2517 2518 return thumbnail; 2519 } 2520 2521 private void handlePauseActivity(IBinder token, boolean finished, 2522 boolean userLeaving, int configChanges) { 2523 ActivityClientRecord r = mActivities.get(token); 2524 if (r != null) { 2525 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 2526 if (userLeaving) { 2527 performUserLeavingActivity(r); 2528 } 2529 2530 r.activity.mConfigChangeFlags |= configChanges; 2531 performPauseActivity(token, finished, r.isPreHoneycomb()); 2532 2533 // Make sure any pending writes are now committed. 2534 if (r.isPreHoneycomb()) { 2535 QueuedWork.waitToFinish(); 2536 } 2537 2538 // Tell the activity manager we have paused. 2539 try { 2540 ActivityManagerNative.getDefault().activityPaused(token); 2541 } catch (RemoteException ex) { 2542 } 2543 } 2544 } 2545 2546 final void performUserLeavingActivity(ActivityClientRecord r) { 2547 mInstrumentation.callActivityOnUserLeaving(r.activity); 2548 } 2549 2550 final Bundle performPauseActivity(IBinder token, boolean finished, 2551 boolean saveState) { 2552 ActivityClientRecord r = mActivities.get(token); 2553 return r != null ? performPauseActivity(r, finished, saveState) : null; 2554 } 2555 2556 final Bundle performPauseActivity(ActivityClientRecord r, boolean finished, 2557 boolean saveState) { 2558 if (r.paused) { 2559 if (r.activity.mFinished) { 2560 // If we are finishing, we won't call onResume() in certain cases. 2561 // So here we likewise don't want to call onPause() if the activity 2562 // isn't resumed. 2563 return null; 2564 } 2565 RuntimeException e = new RuntimeException( 2566 "Performing pause of activity that is not resumed: " 2567 + r.intent.getComponent().toShortString()); 2568 Slog.e(TAG, e.getMessage(), e); 2569 } 2570 Bundle state = null; 2571 if (finished) { 2572 r.activity.mFinished = true; 2573 } 2574 try { 2575 // Next have the activity save its current state and managed dialogs... 2576 if (!r.activity.mFinished && saveState) { 2577 state = new Bundle(); 2578 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2579 r.state = state; 2580 } 2581 // Now we are idle. 2582 r.activity.mCalled = false; 2583 mInstrumentation.callActivityOnPause(r.activity); 2584 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 2585 if (!r.activity.mCalled) { 2586 throw new SuperNotCalledException( 2587 "Activity " + r.intent.getComponent().toShortString() + 2588 " did not call through to super.onPause()"); 2589 } 2590 2591 } catch (SuperNotCalledException e) { 2592 throw e; 2593 2594 } catch (Exception e) { 2595 if (!mInstrumentation.onException(r.activity, e)) { 2596 throw new RuntimeException( 2597 "Unable to pause activity " 2598 + r.intent.getComponent().toShortString() 2599 + ": " + e.toString(), e); 2600 } 2601 } 2602 r.paused = true; 2603 2604 // Notify any outstanding on paused listeners 2605 ArrayList<OnActivityPausedListener> listeners; 2606 synchronized (mOnPauseListeners) { 2607 listeners = mOnPauseListeners.remove(r.activity); 2608 } 2609 int size = (listeners != null ? listeners.size() : 0); 2610 for (int i = 0; i < size; i++) { 2611 listeners.get(i).onPaused(r.activity); 2612 } 2613 2614 return state; 2615 } 2616 2617 final void performStopActivity(IBinder token, boolean saveState) { 2618 ActivityClientRecord r = mActivities.get(token); 2619 performStopActivityInner(r, null, false, saveState); 2620 } 2621 2622 private static class StopInfo { 2623 Bitmap thumbnail; 2624 CharSequence description; 2625 } 2626 2627 private class ProviderRefCount { 2628 public int count; 2629 ProviderRefCount(int pCount) { 2630 count = pCount; 2631 } 2632 } 2633 2634 /** 2635 * Core implementation of stopping an activity. Note this is a little 2636 * tricky because the server's meaning of stop is slightly different 2637 * than our client -- for the server, stop means to save state and give 2638 * it the result when it is done, but the window may still be visible. 2639 * For the client, we want to call onStop()/onStart() to indicate when 2640 * the activity's UI visibillity changes. 2641 */ 2642 private void performStopActivityInner(ActivityClientRecord r, 2643 StopInfo info, boolean keepShown, boolean saveState) { 2644 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 2645 Bundle state = null; 2646 if (r != null) { 2647 if (!keepShown && r.stopped) { 2648 if (r.activity.mFinished) { 2649 // If we are finishing, we won't call onResume() in certain 2650 // cases. So here we likewise don't want to call onStop() 2651 // if the activity isn't resumed. 2652 return; 2653 } 2654 RuntimeException e = new RuntimeException( 2655 "Performing stop of activity that is not resumed: " 2656 + r.intent.getComponent().toShortString()); 2657 Slog.e(TAG, e.getMessage(), e); 2658 } 2659 2660 if (info != null) { 2661 try { 2662 // First create a thumbnail for the activity... 2663 info.thumbnail = createThumbnailBitmap(r); 2664 info.description = r.activity.onCreateDescription(); 2665 } catch (Exception e) { 2666 if (!mInstrumentation.onException(r.activity, e)) { 2667 throw new RuntimeException( 2668 "Unable to save state of activity " 2669 + r.intent.getComponent().toShortString() 2670 + ": " + e.toString(), e); 2671 } 2672 } 2673 } 2674 2675 // Next have the activity save its current state and managed dialogs... 2676 if (!r.activity.mFinished && saveState) { 2677 if (r.state == null) { 2678 state = new Bundle(); 2679 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 2680 r.state = state; 2681 } else { 2682 state = r.state; 2683 } 2684 } 2685 2686 if (!keepShown) { 2687 try { 2688 // Now we are idle. 2689 r.activity.performStop(); 2690 } catch (Exception e) { 2691 if (!mInstrumentation.onException(r.activity, e)) { 2692 throw new RuntimeException( 2693 "Unable to stop activity " 2694 + r.intent.getComponent().toShortString() 2695 + ": " + e.toString(), e); 2696 } 2697 } 2698 r.stopped = true; 2699 } 2700 2701 r.paused = true; 2702 } 2703 } 2704 2705 private void updateVisibility(ActivityClientRecord r, boolean show) { 2706 View v = r.activity.mDecor; 2707 if (v != null) { 2708 if (show) { 2709 if (!r.activity.mVisibleFromServer) { 2710 r.activity.mVisibleFromServer = true; 2711 mNumVisibleActivities++; 2712 if (r.activity.mVisibleFromClient) { 2713 r.activity.makeVisible(); 2714 } 2715 } 2716 if (r.newConfig != null) { 2717 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 2718 + r.activityInfo.name + " with new config " + r.newConfig); 2719 performConfigurationChanged(r.activity, r.newConfig); 2720 r.newConfig = null; 2721 } 2722 } else { 2723 if (r.activity.mVisibleFromServer) { 2724 r.activity.mVisibleFromServer = false; 2725 mNumVisibleActivities--; 2726 v.setVisibility(View.INVISIBLE); 2727 } 2728 } 2729 } 2730 } 2731 2732 private void handleStopActivity(IBinder token, boolean show, int configChanges) { 2733 ActivityClientRecord r = mActivities.get(token); 2734 r.activity.mConfigChangeFlags |= configChanges; 2735 2736 StopInfo info = new StopInfo(); 2737 performStopActivityInner(r, info, show, true); 2738 2739 if (localLOGV) Slog.v( 2740 TAG, "Finishing stop of " + r + ": show=" + show 2741 + " win=" + r.window); 2742 2743 updateVisibility(r, show); 2744 2745 // Make sure any pending writes are now committed. 2746 if (!r.isPreHoneycomb()) { 2747 QueuedWork.waitToFinish(); 2748 } 2749 2750 // Tell activity manager we have been stopped. 2751 try { 2752 ActivityManagerNative.getDefault().activityStopped( 2753 r.token, r.state, info.thumbnail, info.description); 2754 } catch (RemoteException ex) { 2755 } 2756 } 2757 2758 final void performRestartActivity(IBinder token) { 2759 ActivityClientRecord r = mActivities.get(token); 2760 if (r.stopped) { 2761 r.activity.performRestart(); 2762 r.stopped = false; 2763 } 2764 } 2765 2766 private void handleWindowVisibility(IBinder token, boolean show) { 2767 ActivityClientRecord r = mActivities.get(token); 2768 2769 if (r == null) { 2770 Log.w(TAG, "handleWindowVisibility: no activity for token " + token); 2771 return; 2772 } 2773 2774 if (!show && !r.stopped) { 2775 performStopActivityInner(r, null, show, false); 2776 } else if (show && r.stopped) { 2777 // If we are getting ready to gc after going to the background, well 2778 // we are back active so skip it. 2779 unscheduleGcIdler(); 2780 2781 r.activity.performRestart(); 2782 r.stopped = false; 2783 } 2784 if (r.activity.mDecor != null) { 2785 if (false) Slog.v( 2786 TAG, "Handle window " + r + " visibility: " + show); 2787 updateVisibility(r, show); 2788 } 2789 } 2790 2791 private void handleSleeping(IBinder token, boolean sleeping) { 2792 ActivityClientRecord r = mActivities.get(token); 2793 2794 if (r == null) { 2795 Log.w(TAG, "handleSleeping: no activity for token " + token); 2796 return; 2797 } 2798 2799 if (sleeping) { 2800 if (!r.stopped && !r.isPreHoneycomb()) { 2801 try { 2802 // Now we are idle. 2803 r.activity.performStop(); 2804 } catch (Exception e) { 2805 if (!mInstrumentation.onException(r.activity, e)) { 2806 throw new RuntimeException( 2807 "Unable to stop activity " 2808 + r.intent.getComponent().toShortString() 2809 + ": " + e.toString(), e); 2810 } 2811 } 2812 r.stopped = true; 2813 } 2814 2815 // Make sure any pending writes are now committed. 2816 if (!r.isPreHoneycomb()) { 2817 QueuedWork.waitToFinish(); 2818 } 2819 2820 // Tell activity manager we slept. 2821 try { 2822 ActivityManagerNative.getDefault().activitySlept(r.token); 2823 } catch (RemoteException ex) { 2824 } 2825 } else { 2826 if (r.stopped && r.activity.mVisibleFromServer) { 2827 r.activity.performRestart(); 2828 r.stopped = false; 2829 } 2830 } 2831 } 2832 2833 private void handleSetCoreSettings(Bundle coreSettings) { 2834 synchronized (mPackages) { 2835 mCoreSettings = coreSettings; 2836 } 2837 } 2838 2839 private void handleUpdatePackageCompatibilityInfo(UpdateCompatibilityData data) { 2840 LoadedApk apk = peekPackageInfo(data.pkg, false); 2841 if (apk != null) { 2842 apk.mCompatibilityInfo.set(data.info); 2843 } 2844 apk = peekPackageInfo(data.pkg, true); 2845 if (apk != null) { 2846 apk.mCompatibilityInfo.set(data.info); 2847 } 2848 handleConfigurationChanged(mConfiguration, data.info); 2849 WindowManagerImpl.getDefault().reportNewConfiguration(mConfiguration); 2850 } 2851 2852 private void deliverResults(ActivityClientRecord r, List<ResultInfo> results) { 2853 final int N = results.size(); 2854 for (int i=0; i<N; i++) { 2855 ResultInfo ri = results.get(i); 2856 try { 2857 if (ri.mData != null) { 2858 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 2859 } 2860 if (DEBUG_RESULTS) Slog.v(TAG, 2861 "Delivering result to activity " + r + " : " + ri); 2862 r.activity.dispatchActivityResult(ri.mResultWho, 2863 ri.mRequestCode, ri.mResultCode, ri.mData); 2864 } catch (Exception e) { 2865 if (!mInstrumentation.onException(r.activity, e)) { 2866 throw new RuntimeException( 2867 "Failure delivering result " + ri + " to activity " 2868 + r.intent.getComponent().toShortString() 2869 + ": " + e.toString(), e); 2870 } 2871 } 2872 } 2873 } 2874 2875 private void handleSendResult(ResultData res) { 2876 ActivityClientRecord r = mActivities.get(res.token); 2877 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 2878 if (r != null) { 2879 final boolean resumed = !r.paused; 2880 if (!r.activity.mFinished && r.activity.mDecor != null 2881 && r.hideForNow && resumed) { 2882 // We had hidden the activity because it started another 2883 // one... we have gotten a result back and we are not 2884 // paused, so make sure our window is visible. 2885 updateVisibility(r, true); 2886 } 2887 if (resumed) { 2888 try { 2889 // Now we are idle. 2890 r.activity.mCalled = false; 2891 r.activity.mTemporaryPause = true; 2892 mInstrumentation.callActivityOnPause(r.activity); 2893 if (!r.activity.mCalled) { 2894 throw new SuperNotCalledException( 2895 "Activity " + r.intent.getComponent().toShortString() 2896 + " did not call through to super.onPause()"); 2897 } 2898 } catch (SuperNotCalledException e) { 2899 throw e; 2900 } catch (Exception e) { 2901 if (!mInstrumentation.onException(r.activity, e)) { 2902 throw new RuntimeException( 2903 "Unable to pause activity " 2904 + r.intent.getComponent().toShortString() 2905 + ": " + e.toString(), e); 2906 } 2907 } 2908 } 2909 deliverResults(r, res.results); 2910 if (resumed) { 2911 r.activity.performResume(); 2912 r.activity.mTemporaryPause = false; 2913 } 2914 } 2915 } 2916 2917 public final ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing) { 2918 return performDestroyActivity(token, finishing, 0, false); 2919 } 2920 2921 private ActivityClientRecord performDestroyActivity(IBinder token, boolean finishing, 2922 int configChanges, boolean getNonConfigInstance) { 2923 ActivityClientRecord r = mActivities.get(token); 2924 Class activityClass = null; 2925 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 2926 if (r != null) { 2927 activityClass = r.activity.getClass(); 2928 r.activity.mConfigChangeFlags |= configChanges; 2929 if (finishing) { 2930 r.activity.mFinished = true; 2931 } 2932 if (!r.paused) { 2933 try { 2934 r.activity.mCalled = false; 2935 mInstrumentation.callActivityOnPause(r.activity); 2936 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 2937 r.activity.getComponentName().getClassName()); 2938 if (!r.activity.mCalled) { 2939 throw new SuperNotCalledException( 2940 "Activity " + safeToComponentShortString(r.intent) 2941 + " did not call through to super.onPause()"); 2942 } 2943 } catch (SuperNotCalledException e) { 2944 throw e; 2945 } catch (Exception e) { 2946 if (!mInstrumentation.onException(r.activity, e)) { 2947 throw new RuntimeException( 2948 "Unable to pause activity " 2949 + safeToComponentShortString(r.intent) 2950 + ": " + e.toString(), e); 2951 } 2952 } 2953 r.paused = true; 2954 } 2955 if (!r.stopped) { 2956 try { 2957 r.activity.performStop(); 2958 } catch (SuperNotCalledException e) { 2959 throw e; 2960 } catch (Exception e) { 2961 if (!mInstrumentation.onException(r.activity, e)) { 2962 throw new RuntimeException( 2963 "Unable to stop activity " 2964 + safeToComponentShortString(r.intent) 2965 + ": " + e.toString(), e); 2966 } 2967 } 2968 r.stopped = true; 2969 } 2970 if (getNonConfigInstance) { 2971 try { 2972 r.lastNonConfigurationInstances 2973 = r.activity.retainNonConfigurationInstances(); 2974 } catch (Exception e) { 2975 if (!mInstrumentation.onException(r.activity, e)) { 2976 throw new RuntimeException( 2977 "Unable to retain activity " 2978 + r.intent.getComponent().toShortString() 2979 + ": " + e.toString(), e); 2980 } 2981 } 2982 } 2983 try { 2984 r.activity.mCalled = false; 2985 mInstrumentation.callActivityOnDestroy(r.activity); 2986 if (!r.activity.mCalled) { 2987 throw new SuperNotCalledException( 2988 "Activity " + safeToComponentShortString(r.intent) + 2989 " did not call through to super.onDestroy()"); 2990 } 2991 if (r.window != null) { 2992 r.window.closeAllPanels(); 2993 } 2994 } catch (SuperNotCalledException e) { 2995 throw e; 2996 } catch (Exception e) { 2997 if (!mInstrumentation.onException(r.activity, e)) { 2998 throw new RuntimeException( 2999 "Unable to destroy activity " + safeToComponentShortString(r.intent) 3000 + ": " + e.toString(), e); 3001 } 3002 } 3003 } 3004 mActivities.remove(token); 3005 StrictMode.decrementExpectedActivityCount(activityClass); 3006 return r; 3007 } 3008 3009 private static String safeToComponentShortString(Intent intent) { 3010 ComponentName component = intent.getComponent(); 3011 return component == null ? "[Unknown]" : component.toShortString(); 3012 } 3013 3014 private void handleDestroyActivity(IBinder token, boolean finishing, 3015 int configChanges, boolean getNonConfigInstance) { 3016 ActivityClientRecord r = performDestroyActivity(token, finishing, 3017 configChanges, getNonConfigInstance); 3018 if (r != null) { 3019 cleanUpPendingRemoveWindows(r); 3020 WindowManager wm = r.activity.getWindowManager(); 3021 View v = r.activity.mDecor; 3022 if (v != null) { 3023 if (r.activity.mVisibleFromServer) { 3024 mNumVisibleActivities--; 3025 } 3026 IBinder wtoken = v.getWindowToken(); 3027 if (r.activity.mWindowAdded) { 3028 if (r.onlyLocalRequest) { 3029 // Hold off on removing this until the new activity's 3030 // window is being added. 3031 r.mPendingRemoveWindow = v; 3032 r.mPendingRemoveWindowManager = wm; 3033 } else { 3034 wm.removeViewImmediate(v); 3035 } 3036 } 3037 if (wtoken != null && r.mPendingRemoveWindow == null) { 3038 WindowManagerImpl.getDefault().closeAll(wtoken, 3039 r.activity.getClass().getName(), "Activity"); 3040 } 3041 r.activity.mDecor = null; 3042 } 3043 if (r.mPendingRemoveWindow == null) { 3044 // If we are delaying the removal of the activity window, then 3045 // we can't clean up all windows here. Note that we can't do 3046 // so later either, which means any windows that aren't closed 3047 // by the app will leak. Well we try to warning them a lot 3048 // about leaking windows, because that is a bug, so if they are 3049 // using this recreate facility then they get to live with leaks. 3050 WindowManagerImpl.getDefault().closeAll(token, 3051 r.activity.getClass().getName(), "Activity"); 3052 } 3053 3054 // Mocked out contexts won't be participating in the normal 3055 // process lifecycle, but if we're running with a proper 3056 // ApplicationContext we need to have it tear down things 3057 // cleanly. 3058 Context c = r.activity.getBaseContext(); 3059 if (c instanceof ContextImpl) { 3060 ((ContextImpl) c).scheduleFinalCleanup( 3061 r.activity.getClass().getName(), "Activity"); 3062 } 3063 } 3064 if (finishing) { 3065 try { 3066 ActivityManagerNative.getDefault().activityDestroyed(token); 3067 } catch (RemoteException ex) { 3068 // If the system process has died, it's game over for everyone. 3069 } 3070 } 3071 } 3072 3073 public final void requestRelaunchActivity(IBinder token, 3074 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 3075 int configChanges, boolean notResumed, Configuration config, 3076 boolean fromServer) { 3077 ActivityClientRecord target = null; 3078 3079 synchronized (mPackages) { 3080 for (int i=0; i<mRelaunchingActivities.size(); i++) { 3081 ActivityClientRecord r = mRelaunchingActivities.get(i); 3082 if (r.token == token) { 3083 target = r; 3084 if (pendingResults != null) { 3085 if (r.pendingResults != null) { 3086 r.pendingResults.addAll(pendingResults); 3087 } else { 3088 r.pendingResults = pendingResults; 3089 } 3090 } 3091 if (pendingNewIntents != null) { 3092 if (r.pendingIntents != null) { 3093 r.pendingIntents.addAll(pendingNewIntents); 3094 } else { 3095 r.pendingIntents = pendingNewIntents; 3096 } 3097 } 3098 break; 3099 } 3100 } 3101 3102 if (target == null) { 3103 target = new ActivityClientRecord(); 3104 target.token = token; 3105 target.pendingResults = pendingResults; 3106 target.pendingIntents = pendingNewIntents; 3107 if (!fromServer) { 3108 ActivityClientRecord existing = mActivities.get(token); 3109 if (existing != null) { 3110 target.startsNotResumed = existing.paused; 3111 } 3112 target.onlyLocalRequest = true; 3113 } 3114 mRelaunchingActivities.add(target); 3115 queueOrSendMessage(H.RELAUNCH_ACTIVITY, target); 3116 } 3117 3118 if (fromServer) { 3119 target.startsNotResumed = notResumed; 3120 target.onlyLocalRequest = false; 3121 } 3122 if (config != null) { 3123 target.createdConfig = config; 3124 } 3125 target.pendingConfigChanges |= configChanges; 3126 } 3127 } 3128 3129 private void handleRelaunchActivity(ActivityClientRecord tmp) { 3130 // If we are getting ready to gc after going to the background, well 3131 // we are back active so skip it. 3132 unscheduleGcIdler(); 3133 3134 Configuration changedConfig = null; 3135 int configChanges = 0; 3136 3137 // First: make sure we have the most recent configuration and most 3138 // recent version of the activity, or skip it if some previous call 3139 // had taken a more recent version. 3140 synchronized (mPackages) { 3141 int N = mRelaunchingActivities.size(); 3142 IBinder token = tmp.token; 3143 tmp = null; 3144 for (int i=0; i<N; i++) { 3145 ActivityClientRecord r = mRelaunchingActivities.get(i); 3146 if (r.token == token) { 3147 tmp = r; 3148 configChanges |= tmp.pendingConfigChanges; 3149 mRelaunchingActivities.remove(i); 3150 i--; 3151 N--; 3152 } 3153 } 3154 3155 if (tmp == null) { 3156 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 3157 return; 3158 } 3159 3160 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3161 + tmp.token + " with configChanges=0x" 3162 + Integer.toHexString(configChanges)); 3163 3164 if (mPendingConfiguration != null) { 3165 changedConfig = mPendingConfiguration; 3166 mPendingConfiguration = null; 3167 } 3168 } 3169 3170 if (tmp.createdConfig != null) { 3171 // If the activity manager is passing us its current config, 3172 // assume that is really what we want regardless of what we 3173 // may have pending. 3174 if (mConfiguration == null 3175 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 3176 && mConfiguration.diff(tmp.createdConfig) != 0)) { 3177 if (changedConfig == null 3178 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 3179 changedConfig = tmp.createdConfig; 3180 } 3181 } 3182 } 3183 3184 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3185 + tmp.token + ": changedConfig=" + changedConfig); 3186 3187 // If there was a pending configuration change, execute it first. 3188 if (changedConfig != null) { 3189 handleConfigurationChanged(changedConfig, null); 3190 } 3191 3192 ActivityClientRecord r = mActivities.get(tmp.token); 3193 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 3194 if (r == null) { 3195 return; 3196 } 3197 3198 r.activity.mConfigChangeFlags |= configChanges; 3199 r.onlyLocalRequest = tmp.onlyLocalRequest; 3200 Intent currentIntent = r.activity.mIntent; 3201 3202 r.activity.mChangingConfigurations = true; 3203 3204 // Need to ensure state is saved. 3205 if (!r.paused) { 3206 performPauseActivity(r.token, false, r.isPreHoneycomb()); 3207 } 3208 if (r.state == null && !r.stopped && !r.isPreHoneycomb()) { 3209 r.state = new Bundle(); 3210 mInstrumentation.callActivityOnSaveInstanceState(r.activity, r.state); 3211 } 3212 3213 handleDestroyActivity(r.token, false, configChanges, true); 3214 3215 r.activity = null; 3216 r.window = null; 3217 r.hideForNow = false; 3218 r.nextIdle = null; 3219 // Merge any pending results and pending intents; don't just replace them 3220 if (tmp.pendingResults != null) { 3221 if (r.pendingResults == null) { 3222 r.pendingResults = tmp.pendingResults; 3223 } else { 3224 r.pendingResults.addAll(tmp.pendingResults); 3225 } 3226 } 3227 if (tmp.pendingIntents != null) { 3228 if (r.pendingIntents == null) { 3229 r.pendingIntents = tmp.pendingIntents; 3230 } else { 3231 r.pendingIntents.addAll(tmp.pendingIntents); 3232 } 3233 } 3234 r.startsNotResumed = tmp.startsNotResumed; 3235 3236 handleLaunchActivity(r, currentIntent); 3237 } 3238 3239 private void handleRequestThumbnail(IBinder token) { 3240 ActivityClientRecord r = mActivities.get(token); 3241 Bitmap thumbnail = createThumbnailBitmap(r); 3242 CharSequence description = null; 3243 try { 3244 description = r.activity.onCreateDescription(); 3245 } catch (Exception e) { 3246 if (!mInstrumentation.onException(r.activity, e)) { 3247 throw new RuntimeException( 3248 "Unable to create description of activity " 3249 + r.intent.getComponent().toShortString() 3250 + ": " + e.toString(), e); 3251 } 3252 } 3253 //System.out.println("Reporting top thumbnail " + thumbnail); 3254 try { 3255 ActivityManagerNative.getDefault().reportThumbnail( 3256 token, thumbnail, description); 3257 } catch (RemoteException ex) { 3258 } 3259 } 3260 3261 ArrayList<ComponentCallbacks2> collectComponentCallbacksLocked( 3262 boolean allActivities, Configuration newConfig) { 3263 ArrayList<ComponentCallbacks2> callbacks 3264 = new ArrayList<ComponentCallbacks2>(); 3265 3266 if (mActivities.size() > 0) { 3267 Iterator<ActivityClientRecord> it = mActivities.values().iterator(); 3268 while (it.hasNext()) { 3269 ActivityClientRecord ar = it.next(); 3270 Activity a = ar.activity; 3271 if (a != null) { 3272 Configuration thisConfig = applyConfigCompatMainThread(newConfig, 3273 ar.packageInfo.mCompatibilityInfo.getIfNeeded()); 3274 if (!ar.activity.mFinished && (allActivities || 3275 (a != null && !ar.paused))) { 3276 // If the activity is currently resumed, its configuration 3277 // needs to change right now. 3278 callbacks.add(a); 3279 } else if (thisConfig != null) { 3280 // Otherwise, we will tell it about the change 3281 // the next time it is resumed or shown. Note that 3282 // the activity manager may, before then, decide the 3283 // activity needs to be destroyed to handle its new 3284 // configuration. 3285 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 3286 + ar.activityInfo.name + " newConfig=" + thisConfig); 3287 ar.newConfig = thisConfig; 3288 } 3289 } 3290 } 3291 } 3292 if (mServices.size() > 0) { 3293 Iterator<Service> it = mServices.values().iterator(); 3294 while (it.hasNext()) { 3295 callbacks.add(it.next()); 3296 } 3297 } 3298 synchronized (mProviderMap) { 3299 if (mLocalProviders.size() > 0) { 3300 Iterator<ProviderClientRecord> it = mLocalProviders.values().iterator(); 3301 while (it.hasNext()) { 3302 callbacks.add(it.next().mLocalProvider); 3303 } 3304 } 3305 } 3306 final int N = mAllApplications.size(); 3307 for (int i=0; i<N; i++) { 3308 callbacks.add(mAllApplications.get(i)); 3309 } 3310 3311 return callbacks; 3312 } 3313 3314 private final void performConfigurationChanged( 3315 ComponentCallbacks2 cb, Configuration config) { 3316 // Only for Activity objects, check that they actually call up to their 3317 // superclass implementation. ComponentCallbacks2 is an interface, so 3318 // we check the runtime type and act accordingly. 3319 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 3320 if (activity != null) { 3321 activity.mCalled = false; 3322 } 3323 3324 boolean shouldChangeConfig = false; 3325 if ((activity == null) || (activity.mCurrentConfig == null)) { 3326 shouldChangeConfig = true; 3327 } else { 3328 3329 // If the new config is the same as the config this Activity 3330 // is already running with then don't bother calling 3331 // onConfigurationChanged 3332 int diff = activity.mCurrentConfig.diff(config); 3333 if (diff != 0) { 3334 // If this activity doesn't handle any of the config changes 3335 // then don't bother calling onConfigurationChanged as we're 3336 // going to destroy it. 3337 if ((~activity.mActivityInfo.getRealConfigChanged() & diff) == 0) { 3338 shouldChangeConfig = true; 3339 } 3340 } 3341 } 3342 3343 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 3344 + ": shouldChangeConfig=" + shouldChangeConfig); 3345 if (shouldChangeConfig) { 3346 cb.onConfigurationChanged(config); 3347 3348 if (activity != null) { 3349 if (!activity.mCalled) { 3350 throw new SuperNotCalledException( 3351 "Activity " + activity.getLocalClassName() + 3352 " did not call through to super.onConfigurationChanged()"); 3353 } 3354 activity.mConfigChangeFlags = 0; 3355 activity.mCurrentConfig = new Configuration(config); 3356 } 3357 } 3358 } 3359 3360 public final void applyConfigurationToResources(Configuration config) { 3361 synchronized (mPackages) { 3362 applyConfigurationToResourcesLocked(config, null); 3363 } 3364 } 3365 3366 final boolean applyConfigurationToResourcesLocked(Configuration config, 3367 CompatibilityInfo compat) { 3368 if (mResConfiguration == null) { 3369 mResConfiguration = new Configuration(); 3370 } 3371 if (!mResConfiguration.isOtherSeqNewer(config) && compat == null) { 3372 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3373 + mResConfiguration.seq + ", newSeq=" + config.seq); 3374 return false; 3375 } 3376 int changes = mResConfiguration.updateFrom(config); 3377 DisplayMetrics dm = getDisplayMetricsLocked(compat, true); 3378 3379 if (compat != null && (mResCompatibilityInfo == null || 3380 !mResCompatibilityInfo.equals(compat))) { 3381 mResCompatibilityInfo = compat; 3382 changes |= ActivityInfo.CONFIG_SCREEN_LAYOUT 3383 | ActivityInfo.CONFIG_SCREEN_SIZE 3384 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE; 3385 } 3386 3387 // set it for java, this also affects newly created Resources 3388 if (config.locale != null) { 3389 Locale.setDefault(config.locale); 3390 } 3391 3392 Resources.updateSystemConfiguration(config, dm, compat); 3393 3394 ApplicationPackageManager.configurationChanged(); 3395 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3396 3397 Iterator<WeakReference<Resources>> it = 3398 mActiveResources.values().iterator(); 3399 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3400 // mActiveResources.entrySet().iterator(); 3401 while (it.hasNext()) { 3402 WeakReference<Resources> v = it.next(); 3403 Resources r = v.get(); 3404 if (r != null) { 3405 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3406 + r + " config to: " + config); 3407 r.updateConfiguration(config, dm, compat); 3408 //Slog.i(TAG, "Updated app resources " + v.getKey() 3409 // + " " + r + ": " + r.getConfiguration()); 3410 } else { 3411 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3412 it.remove(); 3413 } 3414 } 3415 3416 return changes != 0; 3417 } 3418 3419 final void handleConfigurationChanged(Configuration config, CompatibilityInfo compat) { 3420 3421 ArrayList<ComponentCallbacks2> callbacks = null; 3422 3423 synchronized (mPackages) { 3424 if (mPendingConfiguration != null) { 3425 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 3426 config = mPendingConfiguration; 3427 } 3428 mPendingConfiguration = null; 3429 } 3430 3431 if (config == null) { 3432 return; 3433 } 3434 3435 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 3436 + config); 3437 3438 applyConfigurationToResourcesLocked(config, compat); 3439 3440 if (mConfiguration == null) { 3441 mConfiguration = new Configuration(); 3442 } 3443 if (!mConfiguration.isOtherSeqNewer(config) && compat == null) { 3444 return; 3445 } 3446 mConfiguration.updateFrom(config); 3447 if (mCompatConfiguration == null) { 3448 mCompatConfiguration = new Configuration(); 3449 } 3450 mCompatConfiguration.setTo(mConfiguration); 3451 if (mResCompatibilityInfo != null && !mResCompatibilityInfo.supportsScreen()) { 3452 mResCompatibilityInfo.applyToConfiguration(mCompatConfiguration); 3453 config = mCompatConfiguration; 3454 } 3455 callbacks = collectComponentCallbacksLocked(false, config); 3456 } 3457 3458 // Cleanup hardware accelerated stuff 3459 WindowManagerImpl.getDefault().trimLocalMemory(); 3460 3461 if (callbacks != null) { 3462 final int N = callbacks.size(); 3463 for (int i=0; i<N; i++) { 3464 performConfigurationChanged(callbacks.get(i), config); 3465 } 3466 } 3467 } 3468 3469 final void handleActivityConfigurationChanged(IBinder token) { 3470 ActivityClientRecord r = mActivities.get(token); 3471 if (r == null || r.activity == null) { 3472 return; 3473 } 3474 3475 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 3476 + r.activityInfo.name); 3477 3478 performConfigurationChanged(r.activity, mCompatConfiguration); 3479 } 3480 3481 final void handleProfilerControl(boolean start, ProfilerControlData pcd, int profileType) { 3482 if (start) { 3483 try { 3484 switch (profileType) { 3485 case 1: 3486 ViewDebug.startLooperProfiling(pcd.path, pcd.fd.getFileDescriptor()); 3487 break; 3488 default: 3489 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 3490 8 * 1024 * 1024, 0); 3491 break; 3492 } 3493 } catch (RuntimeException e) { 3494 Slog.w(TAG, "Profiling failed on path " + pcd.path 3495 + " -- can the process access this path?"); 3496 } finally { 3497 try { 3498 pcd.fd.close(); 3499 } catch (IOException e) { 3500 Slog.w(TAG, "Failure closing profile fd", e); 3501 } 3502 } 3503 } else { 3504 switch (profileType) { 3505 case 1: 3506 ViewDebug.stopLooperProfiling(); 3507 break; 3508 default: 3509 Debug.stopMethodTracing(); 3510 break; 3511 3512 } 3513 } 3514 } 3515 3516 final void handleDumpHeap(boolean managed, DumpHeapData dhd) { 3517 if (managed) { 3518 try { 3519 Debug.dumpHprofData(dhd.path, dhd.fd.getFileDescriptor()); 3520 } catch (IOException e) { 3521 Slog.w(TAG, "Managed heap dump failed on path " + dhd.path 3522 + " -- can the process access this path?"); 3523 } finally { 3524 try { 3525 dhd.fd.close(); 3526 } catch (IOException e) { 3527 Slog.w(TAG, "Failure closing profile fd", e); 3528 } 3529 } 3530 } else { 3531 Debug.dumpNativeHeap(dhd.fd.getFileDescriptor()); 3532 } 3533 } 3534 3535 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 3536 boolean hasPkgInfo = false; 3537 if (packages != null) { 3538 for (int i=packages.length-1; i>=0; i--) { 3539 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 3540 if (!hasPkgInfo) { 3541 WeakReference<LoadedApk> ref; 3542 ref = mPackages.get(packages[i]); 3543 if (ref != null && ref.get() != null) { 3544 hasPkgInfo = true; 3545 } else { 3546 ref = mResourcePackages.get(packages[i]); 3547 if (ref != null && ref.get() != null) { 3548 hasPkgInfo = true; 3549 } 3550 } 3551 } 3552 mPackages.remove(packages[i]); 3553 mResourcePackages.remove(packages[i]); 3554 } 3555 } 3556 ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 3557 hasPkgInfo); 3558 } 3559 3560 final void handleLowMemory() { 3561 ArrayList<ComponentCallbacks2> callbacks; 3562 3563 synchronized (mPackages) { 3564 callbacks = collectComponentCallbacksLocked(true, null); 3565 } 3566 3567 final int N = callbacks.size(); 3568 for (int i=0; i<N; i++) { 3569 callbacks.get(i).onLowMemory(); 3570 } 3571 3572 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 3573 if (Process.myUid() != Process.SYSTEM_UID) { 3574 int sqliteReleased = SQLiteDatabase.releaseMemory(); 3575 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 3576 } 3577 3578 // Ask graphics to free up as much as possible (font/image caches) 3579 Canvas.freeCaches(); 3580 3581 BinderInternal.forceGc("mem"); 3582 } 3583 3584 final void handleTrimMemory(int level) { 3585 WindowManagerImpl.getDefault().trimMemory(level); 3586 ArrayList<ComponentCallbacks2> callbacks; 3587 3588 synchronized (mPackages) { 3589 callbacks = collectComponentCallbacksLocked(true, null); 3590 } 3591 3592 final int N = callbacks.size(); 3593 for (int i=0; i<N; i++) { 3594 callbacks.get(i).onTrimMemory(level); 3595 } 3596 } 3597 3598 private void handleBindApplication(AppBindData data) { 3599 mBoundApplication = data; 3600 mConfiguration = new Configuration(data.config); 3601 mCompatConfiguration = new Configuration(data.config); 3602 3603 // send up app name; do this *before* waiting for debugger 3604 Process.setArgV0(data.processName); 3605 android.ddm.DdmHandleAppName.setAppName(data.processName); 3606 3607 // If the app is Honeycomb MR1 or earlier, switch its AsyncTask 3608 // implementation to use the pool executor. Normally, we use the 3609 // serialized executor as the default. This has to happen in the 3610 // main thread so the main looper is set right. 3611 if (data.appInfo.targetSdkVersion <= 12) { 3612 AsyncTask.setDefaultExecutor(AsyncTask.THREAD_POOL_EXECUTOR); 3613 } 3614 3615 /* 3616 * Before spawning a new process, reset the time zone to be the system time zone. 3617 * This needs to be done because the system time zone could have changed after the 3618 * the spawning of this process. Without doing this this process would have the incorrect 3619 * system time zone. 3620 */ 3621 TimeZone.setDefault(null); 3622 3623 /* 3624 * Initialize the default locale in this process for the reasons we set the time zone. 3625 */ 3626 Locale.setDefault(data.config.locale); 3627 3628 /* 3629 * Update the system configuration since its preloaded and might not 3630 * reflect configuration changes. The configuration object passed 3631 * in AppBindData can be safely assumed to be up to date 3632 */ 3633 applyConfigurationToResourcesLocked(data.config, data.compatInfo); 3634 3635 data.info = getPackageInfoNoCheck(data.appInfo, data.compatInfo); 3636 3637 /** 3638 * For system applications on userdebug/eng builds, log stack 3639 * traces of disk and network access to dropbox for analysis. 3640 */ 3641 if ((data.appInfo.flags & 3642 (ApplicationInfo.FLAG_SYSTEM | 3643 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0) { 3644 StrictMode.conditionallyEnableDebugLogging(); 3645 } 3646 3647 /** 3648 * For apps targetting SDK Honeycomb or later, we don't allow 3649 * network usage on the main event loop / UI thread. 3650 * 3651 * Note to those grepping: this is what ultimately throws 3652 * NetworkOnMainThreadException ... 3653 */ 3654 if (data.appInfo.targetSdkVersion > 9) { 3655 StrictMode.enableDeathOnNetwork(); 3656 } 3657 3658 /** 3659 * Switch this process to density compatibility mode if needed. 3660 */ 3661 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 3662 == 0) { 3663 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 3664 } 3665 3666 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 3667 // XXX should have option to change the port. 3668 Debug.changeDebugPort(8100); 3669 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 3670 Slog.w(TAG, "Application " + data.info.getPackageName() 3671 + " is waiting for the debugger on port 8100..."); 3672 3673 IActivityManager mgr = ActivityManagerNative.getDefault(); 3674 try { 3675 mgr.showWaitingForDebugger(mAppThread, true); 3676 } catch (RemoteException ex) { 3677 } 3678 3679 Debug.waitForDebugger(); 3680 3681 try { 3682 mgr.showWaitingForDebugger(mAppThread, false); 3683 } catch (RemoteException ex) { 3684 } 3685 3686 } else { 3687 Slog.w(TAG, "Application " + data.info.getPackageName() 3688 + " can be debugged on port 8100..."); 3689 } 3690 } 3691 3692 /** 3693 * Initialize the default http proxy in this process for the reasons we set the time zone. 3694 */ 3695 IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); 3696 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); 3697 try { 3698 ProxyProperties proxyProperties = service.getProxy(); 3699 Proxy.setHttpProxySystemProperty(proxyProperties); 3700 } catch (RemoteException e) {} 3701 3702 if (data.instrumentationName != null) { 3703 ContextImpl appContext = new ContextImpl(); 3704 appContext.init(data.info, null, this); 3705 InstrumentationInfo ii = null; 3706 try { 3707 ii = appContext.getPackageManager(). 3708 getInstrumentationInfo(data.instrumentationName, 0); 3709 } catch (PackageManager.NameNotFoundException e) { 3710 } 3711 if (ii == null) { 3712 throw new RuntimeException( 3713 "Unable to find instrumentation info for: " 3714 + data.instrumentationName); 3715 } 3716 3717 mInstrumentationAppDir = ii.sourceDir; 3718 mInstrumentationAppPackage = ii.packageName; 3719 mInstrumentedAppDir = data.info.getAppDir(); 3720 3721 ApplicationInfo instrApp = new ApplicationInfo(); 3722 instrApp.packageName = ii.packageName; 3723 instrApp.sourceDir = ii.sourceDir; 3724 instrApp.publicSourceDir = ii.publicSourceDir; 3725 instrApp.dataDir = ii.dataDir; 3726 instrApp.nativeLibraryDir = ii.nativeLibraryDir; 3727 LoadedApk pi = getPackageInfo(instrApp, data.compatInfo, 3728 appContext.getClassLoader(), false, true); 3729 ContextImpl instrContext = new ContextImpl(); 3730 instrContext.init(pi, null, this); 3731 3732 try { 3733 java.lang.ClassLoader cl = instrContext.getClassLoader(); 3734 mInstrumentation = (Instrumentation) 3735 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 3736 } catch (Exception e) { 3737 throw new RuntimeException( 3738 "Unable to instantiate instrumentation " 3739 + data.instrumentationName + ": " + e.toString(), e); 3740 } 3741 3742 mInstrumentation.init(this, instrContext, appContext, 3743 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 3744 3745 if (data.profileFile != null && !ii.handleProfiling) { 3746 data.handlingProfiling = true; 3747 File file = new File(data.profileFile); 3748 file.getParentFile().mkdirs(); 3749 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 3750 } 3751 3752 try { 3753 mInstrumentation.onCreate(data.instrumentationArgs); 3754 } 3755 catch (Exception e) { 3756 throw new RuntimeException( 3757 "Exception thrown in onCreate() of " 3758 + data.instrumentationName + ": " + e.toString(), e); 3759 } 3760 3761 } else { 3762 mInstrumentation = new Instrumentation(); 3763 } 3764 3765 if ((data.appInfo.flags&ApplicationInfo.FLAG_LARGE_HEAP) != 0) { 3766 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 3767 } 3768 3769 // If the app is being launched for full backup or restore, bring it up in 3770 // a restricted environment with the base application class. 3771 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 3772 mInitialApplication = app; 3773 3774 // don't bring up providers in restricted mode; they may depend on the 3775 // app's custom Application class 3776 if (!data.restrictedBackupMode){ 3777 List<ProviderInfo> providers = data.providers; 3778 if (providers != null) { 3779 installContentProviders(app, providers); 3780 // For process that contains content providers, we want to 3781 // ensure that the JIT is enabled "at some point". 3782 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 3783 } 3784 } 3785 3786 try { 3787 mInstrumentation.callApplicationOnCreate(app); 3788 } catch (Exception e) { 3789 if (!mInstrumentation.onException(app, e)) { 3790 throw new RuntimeException( 3791 "Unable to create application " + app.getClass().getName() 3792 + ": " + e.toString(), e); 3793 } 3794 } 3795 } 3796 3797 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 3798 IActivityManager am = ActivityManagerNative.getDefault(); 3799 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 3800 Debug.stopMethodTracing(); 3801 } 3802 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 3803 // + ", app thr: " + mAppThread); 3804 try { 3805 am.finishInstrumentation(mAppThread, resultCode, results); 3806 } catch (RemoteException ex) { 3807 } 3808 } 3809 3810 private void installContentProviders( 3811 Context context, List<ProviderInfo> providers) { 3812 final ArrayList<IActivityManager.ContentProviderHolder> results = 3813 new ArrayList<IActivityManager.ContentProviderHolder>(); 3814 3815 Iterator<ProviderInfo> i = providers.iterator(); 3816 while (i.hasNext()) { 3817 ProviderInfo cpi = i.next(); 3818 StringBuilder buf = new StringBuilder(128); 3819 buf.append("Pub "); 3820 buf.append(cpi.authority); 3821 buf.append(": "); 3822 buf.append(cpi.name); 3823 Log.i(TAG, buf.toString()); 3824 IContentProvider cp = installProvider(context, null, cpi, false); 3825 if (cp != null) { 3826 IActivityManager.ContentProviderHolder cph = 3827 new IActivityManager.ContentProviderHolder(cpi); 3828 cph.provider = cp; 3829 results.add(cph); 3830 // Don't ever unload this provider from the process. 3831 synchronized(mProviderMap) { 3832 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 3833 } 3834 } 3835 } 3836 3837 try { 3838 ActivityManagerNative.getDefault().publishContentProviders( 3839 getApplicationThread(), results); 3840 } catch (RemoteException ex) { 3841 } 3842 } 3843 3844 private IContentProvider getExistingProvider(Context context, String name) { 3845 synchronized(mProviderMap) { 3846 final ProviderClientRecord pr = mProviderMap.get(name); 3847 if (pr != null) { 3848 return pr.mProvider; 3849 } 3850 return null; 3851 } 3852 } 3853 3854 private IContentProvider getProvider(Context context, String name) { 3855 IContentProvider existing = getExistingProvider(context, name); 3856 if (existing != null) { 3857 return existing; 3858 } 3859 3860 IActivityManager.ContentProviderHolder holder = null; 3861 try { 3862 holder = ActivityManagerNative.getDefault().getContentProvider( 3863 getApplicationThread(), name); 3864 } catch (RemoteException ex) { 3865 } 3866 if (holder == null) { 3867 Slog.e(TAG, "Failed to find provider info for " + name); 3868 return null; 3869 } 3870 3871 IContentProvider prov = installProvider(context, holder.provider, 3872 holder.info, true); 3873 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 3874 if (holder.noReleaseNeeded || holder.provider == null) { 3875 // We are not going to release the provider if it is an external 3876 // provider that doesn't care about being released, or if it is 3877 // a local provider running in this process. 3878 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 3879 synchronized(mProviderMap) { 3880 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 3881 } 3882 } 3883 return prov; 3884 } 3885 3886 public final IContentProvider acquireProvider(Context c, String name) { 3887 IContentProvider provider = getProvider(c, name); 3888 if(provider == null) 3889 return null; 3890 IBinder jBinder = provider.asBinder(); 3891 synchronized(mProviderMap) { 3892 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3893 if(prc == null) { 3894 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3895 } else { 3896 prc.count++; 3897 } //end else 3898 } //end synchronized 3899 return provider; 3900 } 3901 3902 public final IContentProvider acquireExistingProvider(Context c, String name) { 3903 IContentProvider provider = getExistingProvider(c, name); 3904 if(provider == null) 3905 return null; 3906 IBinder jBinder = provider.asBinder(); 3907 synchronized(mProviderMap) { 3908 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3909 if(prc == null) { 3910 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 3911 } else { 3912 prc.count++; 3913 } //end else 3914 } //end synchronized 3915 return provider; 3916 } 3917 3918 public final boolean releaseProvider(IContentProvider provider) { 3919 if(provider == null) { 3920 return false; 3921 } 3922 IBinder jBinder = provider.asBinder(); 3923 synchronized(mProviderMap) { 3924 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3925 if(prc == null) { 3926 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldn't be here"); 3927 return false; 3928 } else { 3929 prc.count--; 3930 if(prc.count == 0) { 3931 // Schedule the actual remove asynchronously, since we 3932 // don't know the context this will be called in. 3933 // TODO: it would be nice to post a delayed message, so 3934 // if we come back and need the same provider quickly 3935 // we will still have it available. 3936 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 3937 mH.sendMessage(msg); 3938 } //end if 3939 } //end else 3940 } //end synchronized 3941 return true; 3942 } 3943 3944 final void completeRemoveProvider(IContentProvider provider) { 3945 IBinder jBinder = provider.asBinder(); 3946 String name = null; 3947 synchronized(mProviderMap) { 3948 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 3949 if(prc != null && prc.count == 0) { 3950 mProviderRefCountMap.remove(jBinder); 3951 //invoke removeProvider to dereference provider 3952 name = removeProviderLocked(provider); 3953 } 3954 } 3955 3956 if (name != null) { 3957 try { 3958 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 3959 "ActivityManagerNative.removeContentProvider(" + name); 3960 ActivityManagerNative.getDefault().removeContentProvider( 3961 getApplicationThread(), name); 3962 } catch (RemoteException e) { 3963 //do nothing content provider object is dead any way 3964 } //end catch 3965 } 3966 } 3967 3968 public final String removeProviderLocked(IContentProvider provider) { 3969 if (provider == null) { 3970 return null; 3971 } 3972 IBinder providerBinder = provider.asBinder(); 3973 3974 String name = null; 3975 3976 // remove the provider from mProviderMap 3977 Iterator<ProviderClientRecord> iter = mProviderMap.values().iterator(); 3978 while (iter.hasNext()) { 3979 ProviderClientRecord pr = iter.next(); 3980 IBinder myBinder = pr.mProvider.asBinder(); 3981 if (myBinder == providerBinder) { 3982 //find if its published by this process itself 3983 if(pr.mLocalProvider != null) { 3984 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 3985 return name; 3986 } 3987 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 3988 "death recipient"); 3989 //content provider is in another process 3990 myBinder.unlinkToDeath(pr, 0); 3991 iter.remove(); 3992 //invoke remove only once for the very first name seen 3993 if(name == null) { 3994 name = pr.mName; 3995 } 3996 } //end if myBinder 3997 } //end while iter 3998 3999 return name; 4000 } 4001 4002 final void removeDeadProvider(String name, IContentProvider provider) { 4003 synchronized(mProviderMap) { 4004 ProviderClientRecord pr = mProviderMap.get(name); 4005 if (pr.mProvider.asBinder() == provider.asBinder()) { 4006 Slog.i(TAG, "Removing dead content provider: " + name); 4007 ProviderClientRecord removed = mProviderMap.remove(name); 4008 if (removed != null) { 4009 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 4010 } 4011 } 4012 } 4013 } 4014 4015 final void removeDeadProviderLocked(String name, IContentProvider provider) { 4016 ProviderClientRecord pr = mProviderMap.get(name); 4017 if (pr.mProvider.asBinder() == provider.asBinder()) { 4018 Slog.i(TAG, "Removing dead content provider: " + name); 4019 ProviderClientRecord removed = mProviderMap.remove(name); 4020 if (removed != null) { 4021 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 4022 } 4023 } 4024 } 4025 4026 private IContentProvider installProvider(Context context, 4027 IContentProvider provider, ProviderInfo info, boolean noisy) { 4028 ContentProvider localProvider = null; 4029 if (provider == null) { 4030 if (noisy) { 4031 Slog.d(TAG, "Loading provider " + info.authority + ": " 4032 + info.name); 4033 } 4034 Context c = null; 4035 ApplicationInfo ai = info.applicationInfo; 4036 if (context.getPackageName().equals(ai.packageName)) { 4037 c = context; 4038 } else if (mInitialApplication != null && 4039 mInitialApplication.getPackageName().equals(ai.packageName)) { 4040 c = mInitialApplication; 4041 } else { 4042 try { 4043 c = context.createPackageContext(ai.packageName, 4044 Context.CONTEXT_INCLUDE_CODE); 4045 } catch (PackageManager.NameNotFoundException e) { 4046 // Ignore 4047 } 4048 } 4049 if (c == null) { 4050 Slog.w(TAG, "Unable to get context for package " + 4051 ai.packageName + 4052 " while loading content provider " + 4053 info.name); 4054 return null; 4055 } 4056 try { 4057 final java.lang.ClassLoader cl = c.getClassLoader(); 4058 localProvider = (ContentProvider)cl. 4059 loadClass(info.name).newInstance(); 4060 provider = localProvider.getIContentProvider(); 4061 if (provider == null) { 4062 Slog.e(TAG, "Failed to instantiate class " + 4063 info.name + " from sourceDir " + 4064 info.applicationInfo.sourceDir); 4065 return null; 4066 } 4067 if (false) Slog.v( 4068 TAG, "Instantiating local provider " + info.name); 4069 // XXX Need to create the correct context for this provider. 4070 localProvider.attachInfo(c, info); 4071 } catch (java.lang.Exception e) { 4072 if (!mInstrumentation.onException(null, e)) { 4073 throw new RuntimeException( 4074 "Unable to get provider " + info.name 4075 + ": " + e.toString(), e); 4076 } 4077 return null; 4078 } 4079 } else if (localLOGV) { 4080 Slog.v(TAG, "Installing external provider " + info.authority + ": " 4081 + info.name); 4082 } 4083 4084 synchronized (mProviderMap) { 4085 // Cache the pointer for the remote provider. 4086 String names[] = PATTERN_SEMICOLON.split(info.authority); 4087 for (int i=0; i<names.length; i++) { 4088 ProviderClientRecord pr = new ProviderClientRecord(names[i], provider, 4089 localProvider); 4090 try { 4091 provider.asBinder().linkToDeath(pr, 0); 4092 mProviderMap.put(names[i], pr); 4093 } catch (RemoteException e) { 4094 return null; 4095 } 4096 } 4097 if (localProvider != null) { 4098 mLocalProviders.put(provider.asBinder(), 4099 new ProviderClientRecord(null, provider, localProvider)); 4100 } 4101 } 4102 4103 return provider; 4104 } 4105 4106 private void attach(boolean system) { 4107 sThreadLocal.set(this); 4108 mSystemThread = system; 4109 if (!system) { 4110 ViewRootImpl.addFirstDrawHandler(new Runnable() { 4111 public void run() { 4112 ensureJitEnabled(); 4113 } 4114 }); 4115 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 4116 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 4117 IActivityManager mgr = ActivityManagerNative.getDefault(); 4118 try { 4119 mgr.attachApplication(mAppThread); 4120 } catch (RemoteException ex) { 4121 // Ignore 4122 } 4123 } else { 4124 // Don't set application object here -- if the system crashes, 4125 // we can't display an alert, we just want to die die die. 4126 android.ddm.DdmHandleAppName.setAppName("system_process"); 4127 try { 4128 mInstrumentation = new Instrumentation(); 4129 ContextImpl context = new ContextImpl(); 4130 context.init(getSystemContext().mPackageInfo, null, this); 4131 Application app = Instrumentation.newApplication(Application.class, context); 4132 mAllApplications.add(app); 4133 mInitialApplication = app; 4134 app.onCreate(); 4135 } catch (Exception e) { 4136 throw new RuntimeException( 4137 "Unable to instantiate Application():" + e.toString(), e); 4138 } 4139 } 4140 4141 ViewRootImpl.addConfigCallback(new ComponentCallbacks2() { 4142 public void onConfigurationChanged(Configuration newConfig) { 4143 synchronized (mPackages) { 4144 // We need to apply this change to the resources 4145 // immediately, because upon returning the view 4146 // hierarchy will be informed about it. 4147 if (applyConfigurationToResourcesLocked(newConfig, null)) { 4148 // This actually changed the resources! Tell 4149 // everyone about it. 4150 if (mPendingConfiguration == null || 4151 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 4152 mPendingConfiguration = newConfig; 4153 4154 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 4155 } 4156 } 4157 } 4158 } 4159 public void onLowMemory() { 4160 } 4161 public void onTrimMemory(int level) { 4162 } 4163 }); 4164 } 4165 4166 public static final ActivityThread systemMain() { 4167 HardwareRenderer.disable(); 4168 ActivityThread thread = new ActivityThread(); 4169 thread.attach(true); 4170 return thread; 4171 } 4172 4173 public final void installSystemProviders(List<ProviderInfo> providers) { 4174 if (providers != null) { 4175 installContentProviders(mInitialApplication, providers); 4176 } 4177 } 4178 4179 public int getIntCoreSetting(String key, int defaultValue) { 4180 synchronized (mPackages) { 4181 if (mCoreSettings != null) { 4182 return mCoreSettings.getInt(key, defaultValue); 4183 } else { 4184 return defaultValue; 4185 } 4186 } 4187 } 4188 4189 public static void main(String[] args) { 4190 SamplingProfilerIntegration.start(); 4191 4192 // CloseGuard defaults to true and can be quite spammy. We 4193 // disable it here, but selectively enable it later (via 4194 // StrictMode) on debug builds, but using DropBox, not logs. 4195 CloseGuard.setEnabled(false); 4196 4197 Process.setArgV0("<pre-initialized>"); 4198 4199 Looper.prepareMainLooper(); 4200 if (sMainThreadHandler == null) { 4201 sMainThreadHandler = new Handler(); 4202 } 4203 4204 ActivityThread thread = new ActivityThread(); 4205 thread.attach(false); 4206 4207 if (false) { 4208 Looper.myLooper().setMessageLogging(new 4209 LogPrinter(Log.DEBUG, "ActivityThread")); 4210 } 4211 4212 Looper.loop(); 4213 4214 throw new RuntimeException("Main thread loop unexpectedly exited"); 4215 } 4216} 4217