ActivityThread.java revision bde75706592c77379fb6546283e733abaca6fe04
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app; 18 19import android.app.backup.BackupAgent; 20import android.content.BroadcastReceiver; 21import android.content.ComponentCallbacks; 22import android.content.ComponentName; 23import android.content.ContentProvider; 24import android.content.Context; 25import android.content.IContentProvider; 26import android.content.Intent; 27import android.content.IIntentReceiver; 28import android.content.ServiceConnection; 29import android.content.pm.ActivityInfo; 30import android.content.pm.ApplicationInfo; 31import android.content.pm.IPackageManager; 32import android.content.pm.InstrumentationInfo; 33import android.content.pm.PackageManager; 34import android.content.pm.PackageManager.NameNotFoundException; 35import android.content.pm.ProviderInfo; 36import android.content.pm.ServiceInfo; 37import android.content.res.AssetManager; 38import android.content.res.CompatibilityInfo; 39import android.content.res.Configuration; 40import android.content.res.Resources; 41import android.database.sqlite.SQLiteDatabase; 42import android.database.sqlite.SQLiteDebug; 43import android.database.sqlite.SQLiteDebug.DbStats; 44import android.graphics.Bitmap; 45import android.graphics.Canvas; 46import android.os.Build; 47import android.os.Bundle; 48import android.os.Debug; 49import android.os.Handler; 50import android.os.IBinder; 51import android.os.Looper; 52import android.os.Message; 53import android.os.MessageQueue; 54import android.os.ParcelFileDescriptor; 55import android.os.Process; 56import android.os.RemoteException; 57import android.os.ServiceManager; 58import android.os.StrictMode; 59import android.os.SystemClock; 60import android.util.AndroidRuntimeException; 61import android.util.Config; 62import android.util.DisplayMetrics; 63import android.util.EventLog; 64import android.util.Log; 65import android.util.Slog; 66import android.view.Display; 67import android.view.View; 68import android.view.ViewDebug; 69import android.view.ViewManager; 70import android.view.ViewRoot; 71import android.view.Window; 72import android.view.WindowManager; 73import android.view.WindowManagerImpl; 74 75import com.android.internal.os.BinderInternal; 76import com.android.internal.os.RuntimeInit; 77import com.android.internal.os.SamplingProfilerIntegration; 78import com.android.internal.util.ArrayUtils; 79 80import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl; 81 82import java.io.File; 83import java.io.FileDescriptor; 84import java.io.FileOutputStream; 85import java.io.IOException; 86import java.io.InputStream; 87import java.io.PrintWriter; 88import java.lang.ref.WeakReference; 89import java.net.URL; 90import java.util.ArrayList; 91import java.util.Enumeration; 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.SamplingProfiler; 101 102final class IntentReceiverLeaked extends AndroidRuntimeException { 103 public IntentReceiverLeaked(String msg) { 104 super(msg); 105 } 106} 107 108final class ServiceConnectionLeaked extends AndroidRuntimeException { 109 public ServiceConnectionLeaked(String msg) { 110 super(msg); 111 } 112} 113 114final class SuperNotCalledException extends AndroidRuntimeException { 115 public SuperNotCalledException(String msg) { 116 super(msg); 117 } 118} 119 120/** 121 * This manages the execution of the main thread in an 122 * application process, scheduling and executing activities, 123 * broadcasts, and other operations on it as the activity 124 * manager requests. 125 * 126 * {@hide} 127 */ 128public final class ActivityThread { 129 private static final String TAG = "ActivityThread"; 130 private static final boolean DEBUG = false; 131 private static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV; 132 private static final boolean DEBUG_BROADCAST = false; 133 private static final boolean DEBUG_RESULTS = false; 134 private static final boolean DEBUG_BACKUP = false; 135 private static final boolean DEBUG_CONFIGURATION = false; 136 private static final long MIN_TIME_BETWEEN_GCS = 5*1000; 137 private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";"); 138 private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003; 139 private static final int LOG_ON_PAUSE_CALLED = 30021; 140 private static final int LOG_ON_RESUME_CALLED = 30022; 141 142 143 public static final ActivityThread currentActivityThread() { 144 return (ActivityThread)sThreadLocal.get(); 145 } 146 147 public static final String currentPackageName() 148 { 149 ActivityThread am = currentActivityThread(); 150 return (am != null && am.mBoundApplication != null) 151 ? am.mBoundApplication.processName : null; 152 } 153 154 public static IPackageManager getPackageManager() { 155 if (sPackageManager != null) { 156 //Slog.v("PackageManager", "returning cur default = " + sPackageManager); 157 return sPackageManager; 158 } 159 IBinder b = ServiceManager.getService("package"); 160 //Slog.v("PackageManager", "default service binder = " + b); 161 sPackageManager = IPackageManager.Stub.asInterface(b); 162 //Slog.v("PackageManager", "default service = " + sPackageManager); 163 return sPackageManager; 164 } 165 166 DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) { 167 if (mDisplayMetrics != null && !forceUpdate) { 168 return mDisplayMetrics; 169 } 170 if (mDisplay == null) { 171 WindowManager wm = WindowManagerImpl.getDefault(); 172 mDisplay = wm.getDefaultDisplay(); 173 } 174 DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics(); 175 mDisplay.getMetrics(metrics); 176 //Slog.i("foo", "New metrics: w=" + metrics.widthPixels + " h=" 177 // + metrics.heightPixels + " den=" + metrics.density 178 // + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi); 179 return metrics; 180 } 181 182 /** 183 * Creates the top level Resources for applications with the given compatibility info. 184 * 185 * @param resDir the resource directory. 186 * @param compInfo the compability info. It will use the default compatibility info when it's 187 * null. 188 */ 189 Resources getTopLevelResources(String resDir, CompatibilityInfo compInfo) { 190 ResourcesKey key = new ResourcesKey(resDir, compInfo.applicationScale); 191 Resources r; 192 synchronized (mPackages) { 193 // Resources is app scale dependent. 194 if (false) { 195 Slog.w(TAG, "getTopLevelResources: " + resDir + " / " 196 + compInfo.applicationScale); 197 } 198 WeakReference<Resources> wr = mActiveResources.get(key); 199 r = wr != null ? wr.get() : null; 200 //if (r != null) Slog.i(TAG, "isUpToDate " + resDir + ": " + r.getAssets().isUpToDate()); 201 if (r != null && r.getAssets().isUpToDate()) { 202 if (false) { 203 Slog.w(TAG, "Returning cached resources " + r + " " + resDir 204 + ": appScale=" + r.getCompatibilityInfo().applicationScale); 205 } 206 return r; 207 } 208 } 209 210 //if (r != null) { 211 // Slog.w(TAG, "Throwing away out-of-date resources!!!! " 212 // + r + " " + resDir); 213 //} 214 215 AssetManager assets = new AssetManager(); 216 if (assets.addAssetPath(resDir) == 0) { 217 return null; 218 } 219 220 //Slog.i(TAG, "Resource: key=" + key + ", display metrics=" + metrics); 221 DisplayMetrics metrics = getDisplayMetricsLocked(false); 222 r = new Resources(assets, metrics, getConfiguration(), compInfo); 223 if (false) { 224 Slog.i(TAG, "Created app resources " + resDir + " " + r + ": " 225 + r.getConfiguration() + " appScale=" 226 + r.getCompatibilityInfo().applicationScale); 227 } 228 229 synchronized (mPackages) { 230 WeakReference<Resources> wr = mActiveResources.get(key); 231 Resources existing = wr != null ? wr.get() : null; 232 if (existing != null && existing.getAssets().isUpToDate()) { 233 // Someone else already created the resources while we were 234 // unlocked; go ahead and use theirs. 235 r.getAssets().close(); 236 return existing; 237 } 238 239 // XXX need to remove entries when weak references go away 240 mActiveResources.put(key, new WeakReference<Resources>(r)); 241 return r; 242 } 243 } 244 245 /** 246 * Creates the top level resources for the given package. 247 */ 248 Resources getTopLevelResources(String resDir, PackageInfo pkgInfo) { 249 return getTopLevelResources(resDir, pkgInfo.mCompatibilityInfo); 250 } 251 252 final Handler getHandler() { 253 return mH; 254 } 255 256 public final static class PackageInfo { 257 258 private final ActivityThread mActivityThread; 259 private final ApplicationInfo mApplicationInfo; 260 private final String mPackageName; 261 private final String mAppDir; 262 private final String mResDir; 263 private final String[] mSharedLibraries; 264 private final String mDataDir; 265 private final File mDataDirFile; 266 private final ClassLoader mBaseClassLoader; 267 private final boolean mSecurityViolation; 268 private final boolean mIncludeCode; 269 private Resources mResources; 270 private ClassLoader mClassLoader; 271 private Application mApplication; 272 private CompatibilityInfo mCompatibilityInfo; 273 274 private final HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>> mReceivers 275 = new HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>>(); 276 private final HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>> mUnregisteredReceivers 277 = new HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>>(); 278 private final HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>> mServices 279 = new HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>>(); 280 private final HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>> mUnboundServices 281 = new HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>>(); 282 283 int mClientCount = 0; 284 285 Application getApplication() { 286 return mApplication; 287 } 288 289 public PackageInfo(ActivityThread activityThread, ApplicationInfo aInfo, 290 ActivityThread mainThread, ClassLoader baseLoader, 291 boolean securityViolation, boolean includeCode) { 292 mActivityThread = activityThread; 293 mApplicationInfo = aInfo; 294 mPackageName = aInfo.packageName; 295 mAppDir = aInfo.sourceDir; 296 mResDir = aInfo.uid == Process.myUid() ? aInfo.sourceDir 297 : aInfo.publicSourceDir; 298 mSharedLibraries = aInfo.sharedLibraryFiles; 299 mDataDir = aInfo.dataDir; 300 mDataDirFile = mDataDir != null ? new File(mDataDir) : null; 301 mBaseClassLoader = baseLoader; 302 mSecurityViolation = securityViolation; 303 mIncludeCode = includeCode; 304 mCompatibilityInfo = new CompatibilityInfo(aInfo); 305 306 if (mAppDir == null) { 307 if (mSystemContext == null) { 308 mSystemContext = 309 ContextImpl.createSystemContext(mainThread); 310 mSystemContext.getResources().updateConfiguration( 311 mainThread.getConfiguration(), 312 mainThread.getDisplayMetricsLocked(false)); 313 //Slog.i(TAG, "Created system resources " 314 // + mSystemContext.getResources() + ": " 315 // + mSystemContext.getResources().getConfiguration()); 316 } 317 mClassLoader = mSystemContext.getClassLoader(); 318 mResources = mSystemContext.getResources(); 319 } 320 } 321 322 public PackageInfo(ActivityThread activityThread, String name, 323 Context systemContext, ApplicationInfo info) { 324 mActivityThread = activityThread; 325 mApplicationInfo = info != null ? info : new ApplicationInfo(); 326 mApplicationInfo.packageName = name; 327 mPackageName = name; 328 mAppDir = null; 329 mResDir = null; 330 mSharedLibraries = null; 331 mDataDir = null; 332 mDataDirFile = null; 333 mBaseClassLoader = null; 334 mSecurityViolation = false; 335 mIncludeCode = true; 336 mClassLoader = systemContext.getClassLoader(); 337 mResources = systemContext.getResources(); 338 mCompatibilityInfo = new CompatibilityInfo(mApplicationInfo); 339 } 340 341 public String getPackageName() { 342 return mPackageName; 343 } 344 345 public ApplicationInfo getApplicationInfo() { 346 return mApplicationInfo; 347 } 348 349 public boolean isSecurityViolation() { 350 return mSecurityViolation; 351 } 352 353 /** 354 * Gets the array of shared libraries that are listed as 355 * used by the given package. 356 * 357 * @param packageName the name of the package (note: not its 358 * file name) 359 * @return null-ok; the array of shared libraries, each one 360 * a fully-qualified path 361 */ 362 private static String[] getLibrariesFor(String packageName) { 363 ApplicationInfo ai = null; 364 try { 365 ai = getPackageManager().getApplicationInfo(packageName, 366 PackageManager.GET_SHARED_LIBRARY_FILES); 367 } catch (RemoteException e) { 368 throw new AssertionError(e); 369 } 370 371 if (ai == null) { 372 return null; 373 } 374 375 return ai.sharedLibraryFiles; 376 } 377 378 /** 379 * Combines two arrays (of library names) such that they are 380 * concatenated in order but are devoid of duplicates. The 381 * result is a single string with the names of the libraries 382 * separated by colons, or <code>null</code> if both lists 383 * were <code>null</code> or empty. 384 * 385 * @param list1 null-ok; the first list 386 * @param list2 null-ok; the second list 387 * @return null-ok; the combination 388 */ 389 private static String combineLibs(String[] list1, String[] list2) { 390 StringBuilder result = new StringBuilder(300); 391 boolean first = true; 392 393 if (list1 != null) { 394 for (String s : list1) { 395 if (first) { 396 first = false; 397 } else { 398 result.append(':'); 399 } 400 result.append(s); 401 } 402 } 403 404 // Only need to check for duplicates if list1 was non-empty. 405 boolean dupCheck = !first; 406 407 if (list2 != null) { 408 for (String s : list2) { 409 if (dupCheck && ArrayUtils.contains(list1, s)) { 410 continue; 411 } 412 413 if (first) { 414 first = false; 415 } else { 416 result.append(':'); 417 } 418 result.append(s); 419 } 420 } 421 422 return result.toString(); 423 } 424 425 public ClassLoader getClassLoader() { 426 synchronized (this) { 427 if (mClassLoader != null) { 428 return mClassLoader; 429 } 430 431 if (mIncludeCode && !mPackageName.equals("android")) { 432 String zip = mAppDir; 433 434 /* 435 * The following is a bit of a hack to inject 436 * instrumentation into the system: If the app 437 * being started matches one of the instrumentation names, 438 * then we combine both the "instrumentation" and 439 * "instrumented" app into the path, along with the 440 * concatenation of both apps' shared library lists. 441 */ 442 443 String instrumentationAppDir = 444 mActivityThread.mInstrumentationAppDir; 445 String instrumentationAppPackage = 446 mActivityThread.mInstrumentationAppPackage; 447 String instrumentedAppDir = 448 mActivityThread.mInstrumentedAppDir; 449 String[] instrumentationLibs = null; 450 451 if (mAppDir.equals(instrumentationAppDir) 452 || mAppDir.equals(instrumentedAppDir)) { 453 zip = instrumentationAppDir + ":" + instrumentedAppDir; 454 if (! instrumentedAppDir.equals(instrumentationAppDir)) { 455 instrumentationLibs = 456 getLibrariesFor(instrumentationAppPackage); 457 } 458 } 459 460 if ((mSharedLibraries != null) || 461 (instrumentationLibs != null)) { 462 zip = 463 combineLibs(mSharedLibraries, instrumentationLibs) 464 + ':' + zip; 465 } 466 467 /* 468 * With all the combination done (if necessary, actually 469 * create the class loader. 470 */ 471 472 if (localLOGV) Slog.v(TAG, "Class path: " + zip); 473 474 mClassLoader = 475 ApplicationLoaders.getDefault().getClassLoader( 476 zip, mDataDir, mBaseClassLoader); 477 initializeJavaContextClassLoader(); 478 } else { 479 if (mBaseClassLoader == null) { 480 mClassLoader = ClassLoader.getSystemClassLoader(); 481 } else { 482 mClassLoader = mBaseClassLoader; 483 } 484 } 485 return mClassLoader; 486 } 487 } 488 489 /** 490 * Setup value for Thread.getContextClassLoader(). If the 491 * package will not run in in a VM with other packages, we set 492 * the Java context ClassLoader to the 493 * PackageInfo.getClassLoader value. However, if this VM can 494 * contain multiple packages, we intead set the Java context 495 * ClassLoader to a proxy that will warn about the use of Java 496 * context ClassLoaders and then fall through to use the 497 * system ClassLoader. 498 * 499 * <p> Note that this is similar to but not the same as the 500 * android.content.Context.getClassLoader(). While both 501 * context class loaders are typically set to the 502 * PathClassLoader used to load the package archive in the 503 * single application per VM case, a single Android process 504 * may contain several Contexts executing on one thread with 505 * their own logical ClassLoaders while the Java context 506 * ClassLoader is a thread local. This is why in the case when 507 * we have multiple packages per VM we do not set the Java 508 * context ClassLoader to an arbitrary but instead warn the 509 * user to set their own if we detect that they are using a 510 * Java library that expects it to be set. 511 */ 512 private void initializeJavaContextClassLoader() { 513 IPackageManager pm = getPackageManager(); 514 android.content.pm.PackageInfo pi; 515 try { 516 pi = pm.getPackageInfo(mPackageName, 0); 517 } catch (RemoteException e) { 518 throw new AssertionError(e); 519 } 520 /* 521 * Two possible indications that this package could be 522 * sharing its virtual machine with other packages: 523 * 524 * 1.) the sharedUserId attribute is set in the manifest, 525 * indicating a request to share a VM with other 526 * packages with the same sharedUserId. 527 * 528 * 2.) the application element of the manifest has an 529 * attribute specifying a non-default process name, 530 * indicating the desire to run in another packages VM. 531 */ 532 boolean sharedUserIdSet = (pi.sharedUserId != null); 533 boolean processNameNotDefault = 534 (pi.applicationInfo != null && 535 !mPackageName.equals(pi.applicationInfo.processName)); 536 boolean sharable = (sharedUserIdSet || processNameNotDefault); 537 ClassLoader contextClassLoader = 538 (sharable) 539 ? new WarningContextClassLoader() 540 : mClassLoader; 541 Thread.currentThread().setContextClassLoader(contextClassLoader); 542 } 543 544 private static class WarningContextClassLoader extends ClassLoader { 545 546 private static boolean warned = false; 547 548 private void warn(String methodName) { 549 if (warned) { 550 return; 551 } 552 warned = true; 553 Thread.currentThread().setContextClassLoader(getParent()); 554 Slog.w(TAG, "ClassLoader." + methodName + ": " + 555 "The class loader returned by " + 556 "Thread.getContextClassLoader() may fail for processes " + 557 "that host multiple applications. You should explicitly " + 558 "specify a context class loader. For example: " + 559 "Thread.setContextClassLoader(getClass().getClassLoader());"); 560 } 561 562 @Override public URL getResource(String resName) { 563 warn("getResource"); 564 return getParent().getResource(resName); 565 } 566 567 @Override public Enumeration<URL> getResources(String resName) throws IOException { 568 warn("getResources"); 569 return getParent().getResources(resName); 570 } 571 572 @Override public InputStream getResourceAsStream(String resName) { 573 warn("getResourceAsStream"); 574 return getParent().getResourceAsStream(resName); 575 } 576 577 @Override public Class<?> loadClass(String className) throws ClassNotFoundException { 578 warn("loadClass"); 579 return getParent().loadClass(className); 580 } 581 582 @Override public void setClassAssertionStatus(String cname, boolean enable) { 583 warn("setClassAssertionStatus"); 584 getParent().setClassAssertionStatus(cname, enable); 585 } 586 587 @Override public void setPackageAssertionStatus(String pname, boolean enable) { 588 warn("setPackageAssertionStatus"); 589 getParent().setPackageAssertionStatus(pname, enable); 590 } 591 592 @Override public void setDefaultAssertionStatus(boolean enable) { 593 warn("setDefaultAssertionStatus"); 594 getParent().setDefaultAssertionStatus(enable); 595 } 596 597 @Override public void clearAssertionStatus() { 598 warn("clearAssertionStatus"); 599 getParent().clearAssertionStatus(); 600 } 601 } 602 603 public String getAppDir() { 604 return mAppDir; 605 } 606 607 public String getResDir() { 608 return mResDir; 609 } 610 611 public String getDataDir() { 612 return mDataDir; 613 } 614 615 public File getDataDirFile() { 616 return mDataDirFile; 617 } 618 619 public AssetManager getAssets(ActivityThread mainThread) { 620 return getResources(mainThread).getAssets(); 621 } 622 623 public Resources getResources(ActivityThread mainThread) { 624 if (mResources == null) { 625 mResources = mainThread.getTopLevelResources(mResDir, this); 626 } 627 return mResources; 628 } 629 630 public Application makeApplication(boolean forceDefaultAppClass, 631 Instrumentation instrumentation) { 632 if (mApplication != null) { 633 return mApplication; 634 } 635 636 Application app = null; 637 638 String appClass = mApplicationInfo.className; 639 if (forceDefaultAppClass || (appClass == null)) { 640 appClass = "android.app.Application"; 641 } 642 643 try { 644 java.lang.ClassLoader cl = getClassLoader(); 645 ContextImpl appContext = new ContextImpl(); 646 appContext.init(this, null, mActivityThread); 647 app = mActivityThread.mInstrumentation.newApplication( 648 cl, appClass, appContext); 649 appContext.setOuterContext(app); 650 } catch (Exception e) { 651 if (!mActivityThread.mInstrumentation.onException(app, e)) { 652 throw new RuntimeException( 653 "Unable to instantiate application " + appClass 654 + ": " + e.toString(), e); 655 } 656 } 657 mActivityThread.mAllApplications.add(app); 658 mApplication = app; 659 660 if (instrumentation != null) { 661 try { 662 instrumentation.callApplicationOnCreate(app); 663 } catch (Exception e) { 664 if (!instrumentation.onException(app, e)) { 665 throw new RuntimeException( 666 "Unable to create application " + app.getClass().getName() 667 + ": " + e.toString(), e); 668 } 669 } 670 } 671 672 return app; 673 } 674 675 public void removeContextRegistrations(Context context, 676 String who, String what) { 677 HashMap<BroadcastReceiver, ReceiverDispatcher> rmap = 678 mReceivers.remove(context); 679 if (rmap != null) { 680 Iterator<ReceiverDispatcher> it = rmap.values().iterator(); 681 while (it.hasNext()) { 682 ReceiverDispatcher rd = it.next(); 683 IntentReceiverLeaked leak = new IntentReceiverLeaked( 684 what + " " + who + " has leaked IntentReceiver " 685 + rd.getIntentReceiver() + " that was " + 686 "originally registered here. Are you missing a " + 687 "call to unregisterReceiver()?"); 688 leak.setStackTrace(rd.getLocation().getStackTrace()); 689 Slog.e(TAG, leak.getMessage(), leak); 690 try { 691 ActivityManagerNative.getDefault().unregisterReceiver( 692 rd.getIIntentReceiver()); 693 } catch (RemoteException e) { 694 // system crashed, nothing we can do 695 } 696 } 697 } 698 mUnregisteredReceivers.remove(context); 699 //Slog.i(TAG, "Receiver registrations: " + mReceivers); 700 HashMap<ServiceConnection, ServiceDispatcher> smap = 701 mServices.remove(context); 702 if (smap != null) { 703 Iterator<ServiceDispatcher> it = smap.values().iterator(); 704 while (it.hasNext()) { 705 ServiceDispatcher sd = it.next(); 706 ServiceConnectionLeaked leak = new ServiceConnectionLeaked( 707 what + " " + who + " has leaked ServiceConnection " 708 + sd.getServiceConnection() + " that was originally bound here"); 709 leak.setStackTrace(sd.getLocation().getStackTrace()); 710 Slog.e(TAG, leak.getMessage(), leak); 711 try { 712 ActivityManagerNative.getDefault().unbindService( 713 sd.getIServiceConnection()); 714 } catch (RemoteException e) { 715 // system crashed, nothing we can do 716 } 717 sd.doForget(); 718 } 719 } 720 mUnboundServices.remove(context); 721 //Slog.i(TAG, "Service registrations: " + mServices); 722 } 723 724 public IIntentReceiver getReceiverDispatcher(BroadcastReceiver r, 725 Context context, Handler handler, 726 Instrumentation instrumentation, boolean registered) { 727 synchronized (mReceivers) { 728 ReceiverDispatcher rd = null; 729 HashMap<BroadcastReceiver, ReceiverDispatcher> map = null; 730 if (registered) { 731 map = mReceivers.get(context); 732 if (map != null) { 733 rd = map.get(r); 734 } 735 } 736 if (rd == null) { 737 rd = new ReceiverDispatcher(r, context, handler, 738 instrumentation, registered); 739 if (registered) { 740 if (map == null) { 741 map = new HashMap<BroadcastReceiver, ReceiverDispatcher>(); 742 mReceivers.put(context, map); 743 } 744 map.put(r, rd); 745 } 746 } else { 747 rd.validate(context, handler); 748 } 749 return rd.getIIntentReceiver(); 750 } 751 } 752 753 public IIntentReceiver forgetReceiverDispatcher(Context context, 754 BroadcastReceiver r) { 755 synchronized (mReceivers) { 756 HashMap<BroadcastReceiver, ReceiverDispatcher> map = mReceivers.get(context); 757 ReceiverDispatcher rd = null; 758 if (map != null) { 759 rd = map.get(r); 760 if (rd != null) { 761 map.remove(r); 762 if (map.size() == 0) { 763 mReceivers.remove(context); 764 } 765 if (r.getDebugUnregister()) { 766 HashMap<BroadcastReceiver, ReceiverDispatcher> holder 767 = mUnregisteredReceivers.get(context); 768 if (holder == null) { 769 holder = new HashMap<BroadcastReceiver, ReceiverDispatcher>(); 770 mUnregisteredReceivers.put(context, holder); 771 } 772 RuntimeException ex = new IllegalArgumentException( 773 "Originally unregistered here:"); 774 ex.fillInStackTrace(); 775 rd.setUnregisterLocation(ex); 776 holder.put(r, rd); 777 } 778 return rd.getIIntentReceiver(); 779 } 780 } 781 HashMap<BroadcastReceiver, ReceiverDispatcher> holder 782 = mUnregisteredReceivers.get(context); 783 if (holder != null) { 784 rd = holder.get(r); 785 if (rd != null) { 786 RuntimeException ex = rd.getUnregisterLocation(); 787 throw new IllegalArgumentException( 788 "Unregistering Receiver " + r 789 + " that was already unregistered", ex); 790 } 791 } 792 if (context == null) { 793 throw new IllegalStateException("Unbinding Receiver " + r 794 + " from Context that is no longer in use: " + context); 795 } else { 796 throw new IllegalArgumentException("Receiver not registered: " + r); 797 } 798 799 } 800 } 801 802 static final class ReceiverDispatcher { 803 804 final static class InnerReceiver extends IIntentReceiver.Stub { 805 final WeakReference<ReceiverDispatcher> mDispatcher; 806 final ReceiverDispatcher mStrongRef; 807 808 InnerReceiver(ReceiverDispatcher rd, boolean strong) { 809 mDispatcher = new WeakReference<ReceiverDispatcher>(rd); 810 mStrongRef = strong ? rd : null; 811 } 812 public void performReceive(Intent intent, int resultCode, 813 String data, Bundle extras, boolean ordered, boolean sticky) { 814 ReceiverDispatcher rd = mDispatcher.get(); 815 if (DEBUG_BROADCAST) { 816 int seq = intent.getIntExtra("seq", -1); 817 Slog.i(TAG, "Receiving broadcast " + intent.getAction() + " seq=" + seq 818 + " to " + (rd != null ? rd.mReceiver : null)); 819 } 820 if (rd != null) { 821 rd.performReceive(intent, resultCode, data, extras, 822 ordered, sticky); 823 } else { 824 // The activity manager dispatched a broadcast to a registered 825 // receiver in this process, but before it could be delivered the 826 // receiver was unregistered. Acknowledge the broadcast on its 827 // behalf so that the system's broadcast sequence can continue. 828 if (DEBUG_BROADCAST) Slog.i(TAG, 829 "Finishing broadcast to unregistered receiver"); 830 IActivityManager mgr = ActivityManagerNative.getDefault(); 831 try { 832 mgr.finishReceiver(this, resultCode, data, extras, false); 833 } catch (RemoteException e) { 834 Slog.w(TAG, "Couldn't finish broadcast to unregistered receiver"); 835 } 836 } 837 } 838 } 839 840 final IIntentReceiver.Stub mIIntentReceiver; 841 final BroadcastReceiver mReceiver; 842 final Context mContext; 843 final Handler mActivityThread; 844 final Instrumentation mInstrumentation; 845 final boolean mRegistered; 846 final IntentReceiverLeaked mLocation; 847 RuntimeException mUnregisterLocation; 848 849 final class Args implements Runnable { 850 private Intent mCurIntent; 851 private int mCurCode; 852 private String mCurData; 853 private Bundle mCurMap; 854 private boolean mCurOrdered; 855 private boolean mCurSticky; 856 857 public void run() { 858 BroadcastReceiver receiver = mReceiver; 859 if (DEBUG_BROADCAST) { 860 int seq = mCurIntent.getIntExtra("seq", -1); 861 Slog.i(TAG, "Dispatching broadcast " + mCurIntent.getAction() 862 + " seq=" + seq + " to " + mReceiver); 863 Slog.i(TAG, " mRegistered=" + mRegistered 864 + " mCurOrdered=" + mCurOrdered); 865 } 866 867 IActivityManager mgr = ActivityManagerNative.getDefault(); 868 Intent intent = mCurIntent; 869 mCurIntent = null; 870 871 if (receiver == null) { 872 if (mRegistered && mCurOrdered) { 873 try { 874 if (DEBUG_BROADCAST) Slog.i(TAG, 875 "Finishing null broadcast to " + mReceiver); 876 mgr.finishReceiver(mIIntentReceiver, 877 mCurCode, mCurData, mCurMap, false); 878 } catch (RemoteException ex) { 879 } 880 } 881 return; 882 } 883 884 try { 885 ClassLoader cl = mReceiver.getClass().getClassLoader(); 886 intent.setExtrasClassLoader(cl); 887 if (mCurMap != null) { 888 mCurMap.setClassLoader(cl); 889 } 890 receiver.setOrderedHint(true); 891 receiver.setResult(mCurCode, mCurData, mCurMap); 892 receiver.clearAbortBroadcast(); 893 receiver.setOrderedHint(mCurOrdered); 894 receiver.setInitialStickyHint(mCurSticky); 895 receiver.onReceive(mContext, intent); 896 } catch (Exception e) { 897 if (mRegistered && mCurOrdered) { 898 try { 899 if (DEBUG_BROADCAST) Slog.i(TAG, 900 "Finishing failed broadcast to " + mReceiver); 901 mgr.finishReceiver(mIIntentReceiver, 902 mCurCode, mCurData, mCurMap, false); 903 } catch (RemoteException ex) { 904 } 905 } 906 if (mInstrumentation == null || 907 !mInstrumentation.onException(mReceiver, e)) { 908 throw new RuntimeException( 909 "Error receiving broadcast " + intent 910 + " in " + mReceiver, e); 911 } 912 } 913 if (mRegistered && mCurOrdered) { 914 try { 915 if (DEBUG_BROADCAST) Slog.i(TAG, 916 "Finishing broadcast to " + mReceiver); 917 mgr.finishReceiver(mIIntentReceiver, 918 receiver.getResultCode(), 919 receiver.getResultData(), 920 receiver.getResultExtras(false), 921 receiver.getAbortBroadcast()); 922 } catch (RemoteException ex) { 923 } 924 } 925 } 926 } 927 928 ReceiverDispatcher(BroadcastReceiver receiver, Context context, 929 Handler activityThread, Instrumentation instrumentation, 930 boolean registered) { 931 if (activityThread == null) { 932 throw new NullPointerException("Handler must not be null"); 933 } 934 935 mIIntentReceiver = new InnerReceiver(this, !registered); 936 mReceiver = receiver; 937 mContext = context; 938 mActivityThread = activityThread; 939 mInstrumentation = instrumentation; 940 mRegistered = registered; 941 mLocation = new IntentReceiverLeaked(null); 942 mLocation.fillInStackTrace(); 943 } 944 945 void validate(Context context, Handler activityThread) { 946 if (mContext != context) { 947 throw new IllegalStateException( 948 "Receiver " + mReceiver + 949 " registered with differing Context (was " + 950 mContext + " now " + context + ")"); 951 } 952 if (mActivityThread != activityThread) { 953 throw new IllegalStateException( 954 "Receiver " + mReceiver + 955 " registered with differing handler (was " + 956 mActivityThread + " now " + activityThread + ")"); 957 } 958 } 959 960 IntentReceiverLeaked getLocation() { 961 return mLocation; 962 } 963 964 BroadcastReceiver getIntentReceiver() { 965 return mReceiver; 966 } 967 968 IIntentReceiver getIIntentReceiver() { 969 return mIIntentReceiver; 970 } 971 972 void setUnregisterLocation(RuntimeException ex) { 973 mUnregisterLocation = ex; 974 } 975 976 RuntimeException getUnregisterLocation() { 977 return mUnregisterLocation; 978 } 979 980 public void performReceive(Intent intent, int resultCode, 981 String data, Bundle extras, boolean ordered, boolean sticky) { 982 if (DEBUG_BROADCAST) { 983 int seq = intent.getIntExtra("seq", -1); 984 Slog.i(TAG, "Enqueueing broadcast " + intent.getAction() + " seq=" + seq 985 + " to " + mReceiver); 986 } 987 Args args = new Args(); 988 args.mCurIntent = intent; 989 args.mCurCode = resultCode; 990 args.mCurData = data; 991 args.mCurMap = extras; 992 args.mCurOrdered = ordered; 993 args.mCurSticky = sticky; 994 if (!mActivityThread.post(args)) { 995 if (mRegistered && ordered) { 996 IActivityManager mgr = ActivityManagerNative.getDefault(); 997 try { 998 if (DEBUG_BROADCAST) Slog.i(TAG, 999 "Finishing sync broadcast to " + mReceiver); 1000 mgr.finishReceiver(mIIntentReceiver, args.mCurCode, 1001 args.mCurData, args.mCurMap, false); 1002 } catch (RemoteException ex) { 1003 } 1004 } 1005 } 1006 } 1007 1008 } 1009 1010 public final IServiceConnection getServiceDispatcher(ServiceConnection c, 1011 Context context, Handler handler, int flags) { 1012 synchronized (mServices) { 1013 ServiceDispatcher sd = null; 1014 HashMap<ServiceConnection, ServiceDispatcher> map = mServices.get(context); 1015 if (map != null) { 1016 sd = map.get(c); 1017 } 1018 if (sd == null) { 1019 sd = new ServiceDispatcher(c, context, handler, flags); 1020 if (map == null) { 1021 map = new HashMap<ServiceConnection, ServiceDispatcher>(); 1022 mServices.put(context, map); 1023 } 1024 map.put(c, sd); 1025 } else { 1026 sd.validate(context, handler); 1027 } 1028 return sd.getIServiceConnection(); 1029 } 1030 } 1031 1032 public final IServiceConnection forgetServiceDispatcher(Context context, 1033 ServiceConnection c) { 1034 synchronized (mServices) { 1035 HashMap<ServiceConnection, ServiceDispatcher> map 1036 = mServices.get(context); 1037 ServiceDispatcher sd = null; 1038 if (map != null) { 1039 sd = map.get(c); 1040 if (sd != null) { 1041 map.remove(c); 1042 sd.doForget(); 1043 if (map.size() == 0) { 1044 mServices.remove(context); 1045 } 1046 if ((sd.getFlags()&Context.BIND_DEBUG_UNBIND) != 0) { 1047 HashMap<ServiceConnection, ServiceDispatcher> holder 1048 = mUnboundServices.get(context); 1049 if (holder == null) { 1050 holder = new HashMap<ServiceConnection, ServiceDispatcher>(); 1051 mUnboundServices.put(context, holder); 1052 } 1053 RuntimeException ex = new IllegalArgumentException( 1054 "Originally unbound here:"); 1055 ex.fillInStackTrace(); 1056 sd.setUnbindLocation(ex); 1057 holder.put(c, sd); 1058 } 1059 return sd.getIServiceConnection(); 1060 } 1061 } 1062 HashMap<ServiceConnection, ServiceDispatcher> holder 1063 = mUnboundServices.get(context); 1064 if (holder != null) { 1065 sd = holder.get(c); 1066 if (sd != null) { 1067 RuntimeException ex = sd.getUnbindLocation(); 1068 throw new IllegalArgumentException( 1069 "Unbinding Service " + c 1070 + " that was already unbound", ex); 1071 } 1072 } 1073 if (context == null) { 1074 throw new IllegalStateException("Unbinding Service " + c 1075 + " from Context that is no longer in use: " + context); 1076 } else { 1077 throw new IllegalArgumentException("Service not registered: " + c); 1078 } 1079 } 1080 } 1081 1082 static final class ServiceDispatcher { 1083 private final InnerConnection mIServiceConnection; 1084 private final ServiceConnection mConnection; 1085 private final Context mContext; 1086 private final Handler mActivityThread; 1087 private final ServiceConnectionLeaked mLocation; 1088 private final int mFlags; 1089 1090 private RuntimeException mUnbindLocation; 1091 1092 private boolean mDied; 1093 1094 private static class ConnectionInfo { 1095 IBinder binder; 1096 IBinder.DeathRecipient deathMonitor; 1097 } 1098 1099 private static class InnerConnection extends IServiceConnection.Stub { 1100 final WeakReference<ServiceDispatcher> mDispatcher; 1101 1102 InnerConnection(ServiceDispatcher sd) { 1103 mDispatcher = new WeakReference<ServiceDispatcher>(sd); 1104 } 1105 1106 public void connected(ComponentName name, IBinder service) throws RemoteException { 1107 ServiceDispatcher sd = mDispatcher.get(); 1108 if (sd != null) { 1109 sd.connected(name, service); 1110 } 1111 } 1112 } 1113 1114 private final HashMap<ComponentName, ConnectionInfo> mActiveConnections 1115 = new HashMap<ComponentName, ConnectionInfo>(); 1116 1117 ServiceDispatcher(ServiceConnection conn, 1118 Context context, Handler activityThread, int flags) { 1119 mIServiceConnection = new InnerConnection(this); 1120 mConnection = conn; 1121 mContext = context; 1122 mActivityThread = activityThread; 1123 mLocation = new ServiceConnectionLeaked(null); 1124 mLocation.fillInStackTrace(); 1125 mFlags = flags; 1126 } 1127 1128 void validate(Context context, Handler activityThread) { 1129 if (mContext != context) { 1130 throw new RuntimeException( 1131 "ServiceConnection " + mConnection + 1132 " registered with differing Context (was " + 1133 mContext + " now " + context + ")"); 1134 } 1135 if (mActivityThread != activityThread) { 1136 throw new RuntimeException( 1137 "ServiceConnection " + mConnection + 1138 " registered with differing handler (was " + 1139 mActivityThread + " now " + activityThread + ")"); 1140 } 1141 } 1142 1143 void doForget() { 1144 synchronized(this) { 1145 Iterator<ConnectionInfo> it = mActiveConnections.values().iterator(); 1146 while (it.hasNext()) { 1147 ConnectionInfo ci = it.next(); 1148 ci.binder.unlinkToDeath(ci.deathMonitor, 0); 1149 } 1150 mActiveConnections.clear(); 1151 } 1152 } 1153 1154 ServiceConnectionLeaked getLocation() { 1155 return mLocation; 1156 } 1157 1158 ServiceConnection getServiceConnection() { 1159 return mConnection; 1160 } 1161 1162 IServiceConnection getIServiceConnection() { 1163 return mIServiceConnection; 1164 } 1165 1166 int getFlags() { 1167 return mFlags; 1168 } 1169 1170 void setUnbindLocation(RuntimeException ex) { 1171 mUnbindLocation = ex; 1172 } 1173 1174 RuntimeException getUnbindLocation() { 1175 return mUnbindLocation; 1176 } 1177 1178 public void connected(ComponentName name, IBinder service) { 1179 if (mActivityThread != null) { 1180 mActivityThread.post(new RunConnection(name, service, 0)); 1181 } else { 1182 doConnected(name, service); 1183 } 1184 } 1185 1186 public void death(ComponentName name, IBinder service) { 1187 ConnectionInfo old; 1188 1189 synchronized (this) { 1190 mDied = true; 1191 old = mActiveConnections.remove(name); 1192 if (old == null || old.binder != service) { 1193 // Death for someone different than who we last 1194 // reported... just ignore it. 1195 return; 1196 } 1197 old.binder.unlinkToDeath(old.deathMonitor, 0); 1198 } 1199 1200 if (mActivityThread != null) { 1201 mActivityThread.post(new RunConnection(name, service, 1)); 1202 } else { 1203 doDeath(name, service); 1204 } 1205 } 1206 1207 public void doConnected(ComponentName name, IBinder service) { 1208 ConnectionInfo old; 1209 ConnectionInfo info; 1210 1211 synchronized (this) { 1212 old = mActiveConnections.get(name); 1213 if (old != null && old.binder == service) { 1214 // Huh, already have this one. Oh well! 1215 return; 1216 } 1217 1218 if (service != null) { 1219 // A new service is being connected... set it all up. 1220 mDied = false; 1221 info = new ConnectionInfo(); 1222 info.binder = service; 1223 info.deathMonitor = new DeathMonitor(name, service); 1224 try { 1225 service.linkToDeath(info.deathMonitor, 0); 1226 mActiveConnections.put(name, info); 1227 } catch (RemoteException e) { 1228 // This service was dead before we got it... just 1229 // don't do anything with it. 1230 mActiveConnections.remove(name); 1231 return; 1232 } 1233 1234 } else { 1235 // The named service is being disconnected... clean up. 1236 mActiveConnections.remove(name); 1237 } 1238 1239 if (old != null) { 1240 old.binder.unlinkToDeath(old.deathMonitor, 0); 1241 } 1242 } 1243 1244 // If there was an old service, it is not disconnected. 1245 if (old != null) { 1246 mConnection.onServiceDisconnected(name); 1247 } 1248 // If there is a new service, it is now connected. 1249 if (service != null) { 1250 mConnection.onServiceConnected(name, service); 1251 } 1252 } 1253 1254 public void doDeath(ComponentName name, IBinder service) { 1255 mConnection.onServiceDisconnected(name); 1256 } 1257 1258 private final class RunConnection implements Runnable { 1259 RunConnection(ComponentName name, IBinder service, int command) { 1260 mName = name; 1261 mService = service; 1262 mCommand = command; 1263 } 1264 1265 public void run() { 1266 if (mCommand == 0) { 1267 doConnected(mName, mService); 1268 } else if (mCommand == 1) { 1269 doDeath(mName, mService); 1270 } 1271 } 1272 1273 final ComponentName mName; 1274 final IBinder mService; 1275 final int mCommand; 1276 } 1277 1278 private final class DeathMonitor implements IBinder.DeathRecipient 1279 { 1280 DeathMonitor(ComponentName name, IBinder service) { 1281 mName = name; 1282 mService = service; 1283 } 1284 1285 public void binderDied() { 1286 death(mName, mService); 1287 } 1288 1289 final ComponentName mName; 1290 final IBinder mService; 1291 } 1292 } 1293 } 1294 1295 private static ContextImpl mSystemContext = null; 1296 1297 private static final class ActivityRecord { 1298 IBinder token; 1299 int ident; 1300 Intent intent; 1301 Bundle state; 1302 Activity activity; 1303 Window window; 1304 Activity parent; 1305 String embeddedID; 1306 Activity.NonConfigurationInstances lastNonConfigurationInstances; 1307 boolean paused; 1308 boolean stopped; 1309 boolean hideForNow; 1310 Configuration newConfig; 1311 Configuration createdConfig; 1312 ActivityRecord nextIdle; 1313 1314 ActivityInfo activityInfo; 1315 PackageInfo packageInfo; 1316 1317 List<ResultInfo> pendingResults; 1318 List<Intent> pendingIntents; 1319 1320 boolean startsNotResumed; 1321 boolean isForward; 1322 1323 ActivityRecord() { 1324 parent = null; 1325 embeddedID = null; 1326 paused = false; 1327 stopped = false; 1328 hideForNow = false; 1329 nextIdle = null; 1330 } 1331 1332 public String toString() { 1333 ComponentName componentName = intent.getComponent(); 1334 return "ActivityRecord{" 1335 + Integer.toHexString(System.identityHashCode(this)) 1336 + " token=" + token + " " + (componentName == null 1337 ? "no component name" : componentName.toShortString()) 1338 + "}"; 1339 } 1340 } 1341 1342 private final class ProviderRecord implements IBinder.DeathRecipient { 1343 final String mName; 1344 final IContentProvider mProvider; 1345 final ContentProvider mLocalProvider; 1346 1347 ProviderRecord(String name, IContentProvider provider, 1348 ContentProvider localProvider) { 1349 mName = name; 1350 mProvider = provider; 1351 mLocalProvider = localProvider; 1352 } 1353 1354 public void binderDied() { 1355 removeDeadProvider(mName, mProvider); 1356 } 1357 } 1358 1359 private static final class NewIntentData { 1360 List<Intent> intents; 1361 IBinder token; 1362 public String toString() { 1363 return "NewIntentData{intents=" + intents + " token=" + token + "}"; 1364 } 1365 } 1366 1367 private static final class ReceiverData { 1368 Intent intent; 1369 ActivityInfo info; 1370 int resultCode; 1371 String resultData; 1372 Bundle resultExtras; 1373 boolean sync; 1374 boolean resultAbort; 1375 public String toString() { 1376 return "ReceiverData{intent=" + intent + " packageName=" + 1377 info.packageName + " resultCode=" + resultCode 1378 + " resultData=" + resultData + " resultExtras=" + resultExtras + "}"; 1379 } 1380 } 1381 1382 private static final class CreateBackupAgentData { 1383 ApplicationInfo appInfo; 1384 int backupMode; 1385 public String toString() { 1386 return "CreateBackupAgentData{appInfo=" + appInfo 1387 + " backupAgent=" + appInfo.backupAgentName 1388 + " mode=" + backupMode + "}"; 1389 } 1390 } 1391 1392 private static final class CreateServiceData { 1393 IBinder token; 1394 ServiceInfo info; 1395 Intent intent; 1396 public String toString() { 1397 return "CreateServiceData{token=" + token + " className=" 1398 + info.name + " packageName=" + info.packageName 1399 + " intent=" + intent + "}"; 1400 } 1401 } 1402 1403 private static final class BindServiceData { 1404 IBinder token; 1405 Intent intent; 1406 boolean rebind; 1407 public String toString() { 1408 return "BindServiceData{token=" + token + " intent=" + intent + "}"; 1409 } 1410 } 1411 1412 private static final class ServiceArgsData { 1413 IBinder token; 1414 int startId; 1415 int flags; 1416 Intent args; 1417 public String toString() { 1418 return "ServiceArgsData{token=" + token + " startId=" + startId 1419 + " args=" + args + "}"; 1420 } 1421 } 1422 1423 private static final class AppBindData { 1424 PackageInfo info; 1425 String processName; 1426 ApplicationInfo appInfo; 1427 List<ProviderInfo> providers; 1428 ComponentName instrumentationName; 1429 String profileFile; 1430 Bundle instrumentationArgs; 1431 IInstrumentationWatcher instrumentationWatcher; 1432 int debugMode; 1433 boolean restrictedBackupMode; 1434 Configuration config; 1435 boolean handlingProfiling; 1436 public String toString() { 1437 return "AppBindData{appInfo=" + appInfo + "}"; 1438 } 1439 } 1440 1441 private static final class DumpServiceInfo { 1442 FileDescriptor fd; 1443 IBinder service; 1444 String[] args; 1445 boolean dumped; 1446 } 1447 1448 private static final class ResultData { 1449 IBinder token; 1450 List<ResultInfo> results; 1451 public String toString() { 1452 return "ResultData{token=" + token + " results" + results + "}"; 1453 } 1454 } 1455 1456 private static final class ContextCleanupInfo { 1457 ContextImpl context; 1458 String what; 1459 String who; 1460 } 1461 1462 private static final class ProfilerControlData { 1463 String path; 1464 ParcelFileDescriptor fd; 1465 } 1466 1467 private final class ApplicationThread extends ApplicationThreadNative { 1468 private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s"; 1469 private static final String ONE_COUNT_COLUMN = "%17s %8d"; 1470 private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d"; 1471 private static final String DB_INFO_FORMAT = " %4d %6d %8d %14s %s"; 1472 1473 // Formatting for checkin service - update version if row format changes 1474 private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1; 1475 1476 public final void schedulePauseActivity(IBinder token, boolean finished, 1477 boolean userLeaving, int configChanges) { 1478 queueOrSendMessage( 1479 finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY, 1480 token, 1481 (userLeaving ? 1 : 0), 1482 configChanges); 1483 } 1484 1485 public final void scheduleStopActivity(IBinder token, boolean showWindow, 1486 int configChanges) { 1487 queueOrSendMessage( 1488 showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE, 1489 token, 0, configChanges); 1490 } 1491 1492 public final void scheduleWindowVisibility(IBinder token, boolean showWindow) { 1493 queueOrSendMessage( 1494 showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW, 1495 token); 1496 } 1497 1498 public final void scheduleResumeActivity(IBinder token, boolean isForward) { 1499 queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0); 1500 } 1501 1502 public final void scheduleSendResult(IBinder token, List<ResultInfo> results) { 1503 ResultData res = new ResultData(); 1504 res.token = token; 1505 res.results = results; 1506 queueOrSendMessage(H.SEND_RESULT, res); 1507 } 1508 1509 // we use token to identify this activity without having to send the 1510 // activity itself back to the activity manager. (matters more with ipc) 1511 public final void scheduleLaunchActivity(Intent intent, IBinder token, int ident, 1512 ActivityInfo info, Bundle state, List<ResultInfo> pendingResults, 1513 List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) { 1514 ActivityRecord r = new ActivityRecord(); 1515 1516 r.token = token; 1517 r.ident = ident; 1518 r.intent = intent; 1519 r.activityInfo = info; 1520 r.state = state; 1521 1522 r.pendingResults = pendingResults; 1523 r.pendingIntents = pendingNewIntents; 1524 1525 r.startsNotResumed = notResumed; 1526 r.isForward = isForward; 1527 1528 queueOrSendMessage(H.LAUNCH_ACTIVITY, r); 1529 } 1530 1531 public final void scheduleRelaunchActivity(IBinder token, 1532 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents, 1533 int configChanges, boolean notResumed, Configuration config) { 1534 ActivityRecord r = new ActivityRecord(); 1535 1536 r.token = token; 1537 r.pendingResults = pendingResults; 1538 r.pendingIntents = pendingNewIntents; 1539 r.startsNotResumed = notResumed; 1540 r.createdConfig = config; 1541 1542 synchronized (mPackages) { 1543 mRelaunchingActivities.add(r); 1544 } 1545 1546 queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges); 1547 } 1548 1549 public final void scheduleNewIntent(List<Intent> intents, IBinder token) { 1550 NewIntentData data = new NewIntentData(); 1551 data.intents = intents; 1552 data.token = token; 1553 1554 queueOrSendMessage(H.NEW_INTENT, data); 1555 } 1556 1557 public final void scheduleDestroyActivity(IBinder token, boolean finishing, 1558 int configChanges) { 1559 queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0, 1560 configChanges); 1561 } 1562 1563 public final void scheduleReceiver(Intent intent, ActivityInfo info, 1564 int resultCode, String data, Bundle extras, boolean sync) { 1565 ReceiverData r = new ReceiverData(); 1566 1567 r.intent = intent; 1568 r.info = info; 1569 r.resultCode = resultCode; 1570 r.resultData = data; 1571 r.resultExtras = extras; 1572 r.sync = sync; 1573 1574 queueOrSendMessage(H.RECEIVER, r); 1575 } 1576 1577 public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) { 1578 CreateBackupAgentData d = new CreateBackupAgentData(); 1579 d.appInfo = app; 1580 d.backupMode = backupMode; 1581 1582 queueOrSendMessage(H.CREATE_BACKUP_AGENT, d); 1583 } 1584 1585 public final void scheduleDestroyBackupAgent(ApplicationInfo app) { 1586 CreateBackupAgentData d = new CreateBackupAgentData(); 1587 d.appInfo = app; 1588 1589 queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d); 1590 } 1591 1592 public final void scheduleCreateService(IBinder token, 1593 ServiceInfo info) { 1594 CreateServiceData s = new CreateServiceData(); 1595 s.token = token; 1596 s.info = info; 1597 1598 queueOrSendMessage(H.CREATE_SERVICE, s); 1599 } 1600 1601 public final void scheduleBindService(IBinder token, Intent intent, 1602 boolean rebind) { 1603 BindServiceData s = new BindServiceData(); 1604 s.token = token; 1605 s.intent = intent; 1606 s.rebind = rebind; 1607 1608 queueOrSendMessage(H.BIND_SERVICE, s); 1609 } 1610 1611 public final void scheduleUnbindService(IBinder token, Intent intent) { 1612 BindServiceData s = new BindServiceData(); 1613 s.token = token; 1614 s.intent = intent; 1615 1616 queueOrSendMessage(H.UNBIND_SERVICE, s); 1617 } 1618 1619 public final void scheduleServiceArgs(IBinder token, int startId, 1620 int flags ,Intent args) { 1621 ServiceArgsData s = new ServiceArgsData(); 1622 s.token = token; 1623 s.startId = startId; 1624 s.flags = flags; 1625 s.args = args; 1626 1627 queueOrSendMessage(H.SERVICE_ARGS, s); 1628 } 1629 1630 public final void scheduleStopService(IBinder token) { 1631 queueOrSendMessage(H.STOP_SERVICE, token); 1632 } 1633 1634 public final void bindApplication(String processName, 1635 ApplicationInfo appInfo, List<ProviderInfo> providers, 1636 ComponentName instrumentationName, String profileFile, 1637 Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher, 1638 int debugMode, boolean isRestrictedBackupMode, Configuration config, 1639 Map<String, IBinder> services) { 1640 1641 if (services != null) { 1642 // Setup the service cache in the ServiceManager 1643 ServiceManager.initServiceCache(services); 1644 } 1645 1646 AppBindData data = new AppBindData(); 1647 data.processName = processName; 1648 data.appInfo = appInfo; 1649 data.providers = providers; 1650 data.instrumentationName = instrumentationName; 1651 data.profileFile = profileFile; 1652 data.instrumentationArgs = instrumentationArgs; 1653 data.instrumentationWatcher = instrumentationWatcher; 1654 data.debugMode = debugMode; 1655 data.restrictedBackupMode = isRestrictedBackupMode; 1656 data.config = config; 1657 queueOrSendMessage(H.BIND_APPLICATION, data); 1658 } 1659 1660 public final void scheduleExit() { 1661 queueOrSendMessage(H.EXIT_APPLICATION, null); 1662 } 1663 1664 public final void scheduleSuicide() { 1665 queueOrSendMessage(H.SUICIDE, null); 1666 } 1667 1668 public void requestThumbnail(IBinder token) { 1669 queueOrSendMessage(H.REQUEST_THUMBNAIL, token); 1670 } 1671 1672 public void scheduleConfigurationChanged(Configuration config) { 1673 synchronized (mPackages) { 1674 if (mPendingConfiguration == null || 1675 mPendingConfiguration.isOtherSeqNewer(config)) { 1676 mPendingConfiguration = config; 1677 } 1678 } 1679 queueOrSendMessage(H.CONFIGURATION_CHANGED, config); 1680 } 1681 1682 public void updateTimeZone() { 1683 TimeZone.setDefault(null); 1684 } 1685 1686 public void processInBackground() { 1687 mH.removeMessages(H.GC_WHEN_IDLE); 1688 mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE)); 1689 } 1690 1691 public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) { 1692 DumpServiceInfo data = new DumpServiceInfo(); 1693 data.fd = fd; 1694 data.service = servicetoken; 1695 data.args = args; 1696 data.dumped = false; 1697 queueOrSendMessage(H.DUMP_SERVICE, data); 1698 synchronized (data) { 1699 while (!data.dumped) { 1700 try { 1701 data.wait(); 1702 } catch (InterruptedException e) { 1703 // no need to do anything here, we will keep waiting until 1704 // dumped is set 1705 } 1706 } 1707 } 1708 } 1709 1710 // This function exists to make sure all receiver dispatching is 1711 // correctly ordered, since these are one-way calls and the binder driver 1712 // applies transaction ordering per object for such calls. 1713 public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent, 1714 int resultCode, String dataStr, Bundle extras, boolean ordered, 1715 boolean sticky) throws RemoteException { 1716 receiver.performReceive(intent, resultCode, dataStr, extras, ordered, sticky); 1717 } 1718 1719 public void scheduleLowMemory() { 1720 queueOrSendMessage(H.LOW_MEMORY, null); 1721 } 1722 1723 public void scheduleActivityConfigurationChanged(IBinder token) { 1724 queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token); 1725 } 1726 1727 public void requestPss() { 1728 try { 1729 ActivityManagerNative.getDefault().reportPss(this, 1730 (int)Process.getPss(Process.myPid())); 1731 } catch (RemoteException e) { 1732 } 1733 } 1734 1735 public void profilerControl(boolean start, String path, ParcelFileDescriptor fd) { 1736 ProfilerControlData pcd = new ProfilerControlData(); 1737 pcd.path = path; 1738 pcd.fd = fd; 1739 queueOrSendMessage(H.PROFILER_CONTROL, pcd, start ? 1 : 0); 1740 } 1741 1742 public void setSchedulingGroup(int group) { 1743 // Note: do this immediately, since going into the foreground 1744 // should happen regardless of what pending work we have to do 1745 // and the activity manager will wait for us to report back that 1746 // we are done before sending us to the background. 1747 try { 1748 Process.setProcessGroup(Process.myPid(), group); 1749 } catch (Exception e) { 1750 Slog.w(TAG, "Failed setting process group to " + group, e); 1751 } 1752 } 1753 1754 public void getMemoryInfo(Debug.MemoryInfo outInfo) { 1755 Debug.getMemoryInfo(outInfo); 1756 } 1757 1758 public void dispatchPackageBroadcast(int cmd, String[] packages) { 1759 queueOrSendMessage(H.DISPATCH_PACKAGE_BROADCAST, packages, cmd); 1760 } 1761 1762 @Override 1763 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1764 long nativeMax = Debug.getNativeHeapSize() / 1024; 1765 long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024; 1766 long nativeFree = Debug.getNativeHeapFreeSize() / 1024; 1767 1768 Debug.MemoryInfo memInfo = new Debug.MemoryInfo(); 1769 Debug.getMemoryInfo(memInfo); 1770 1771 final int nativeShared = memInfo.nativeSharedDirty; 1772 final int dalvikShared = memInfo.dalvikSharedDirty; 1773 final int otherShared = memInfo.otherSharedDirty; 1774 1775 final int nativePrivate = memInfo.nativePrivateDirty; 1776 final int dalvikPrivate = memInfo.dalvikPrivateDirty; 1777 final int otherPrivate = memInfo.otherPrivateDirty; 1778 1779 Runtime runtime = Runtime.getRuntime(); 1780 1781 long dalvikMax = runtime.totalMemory() / 1024; 1782 long dalvikFree = runtime.freeMemory() / 1024; 1783 long dalvikAllocated = dalvikMax - dalvikFree; 1784 long viewInstanceCount = ViewDebug.getViewInstanceCount(); 1785 long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount(); 1786 long appContextInstanceCount = ContextImpl.getInstanceCount(); 1787 long activityInstanceCount = Activity.getInstanceCount(); 1788 int globalAssetCount = AssetManager.getGlobalAssetCount(); 1789 int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount(); 1790 int binderLocalObjectCount = Debug.getBinderLocalObjectCount(); 1791 int binderProxyObjectCount = Debug.getBinderProxyObjectCount(); 1792 int binderDeathObjectCount = Debug.getBinderDeathObjectCount(); 1793 int openSslSocketCount = OpenSSLSocketImpl.getInstanceCount(); 1794 long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024; 1795 SQLiteDebug.PagerStats stats = SQLiteDebug.getDatabaseInfo(); 1796 1797 // Check to see if we were called by checkin server. If so, print terse format. 1798 boolean doCheckinFormat = false; 1799 if (args != null) { 1800 for (String arg : args) { 1801 if ("-c".equals(arg)) doCheckinFormat = true; 1802 } 1803 } 1804 1805 // For checkin, we print one long comma-separated list of values 1806 if (doCheckinFormat) { 1807 // NOTE: if you change anything significant below, also consider changing 1808 // ACTIVITY_THREAD_CHECKIN_VERSION. 1809 String processName = (mBoundApplication != null) 1810 ? mBoundApplication.processName : "unknown"; 1811 1812 // Header 1813 pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(','); 1814 pw.print(Process.myPid()); pw.print(','); 1815 pw.print(processName); pw.print(','); 1816 1817 // Heap info - max 1818 pw.print(nativeMax); pw.print(','); 1819 pw.print(dalvikMax); pw.print(','); 1820 pw.print("N/A,"); 1821 pw.print(nativeMax + dalvikMax); pw.print(','); 1822 1823 // Heap info - allocated 1824 pw.print(nativeAllocated); pw.print(','); 1825 pw.print(dalvikAllocated); pw.print(','); 1826 pw.print("N/A,"); 1827 pw.print(nativeAllocated + dalvikAllocated); pw.print(','); 1828 1829 // Heap info - free 1830 pw.print(nativeFree); pw.print(','); 1831 pw.print(dalvikFree); pw.print(','); 1832 pw.print("N/A,"); 1833 pw.print(nativeFree + dalvikFree); pw.print(','); 1834 1835 // Heap info - proportional set size 1836 pw.print(memInfo.nativePss); pw.print(','); 1837 pw.print(memInfo.dalvikPss); pw.print(','); 1838 pw.print(memInfo.otherPss); pw.print(','); 1839 pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(','); 1840 1841 // Heap info - shared 1842 pw.print(nativeShared); pw.print(','); 1843 pw.print(dalvikShared); pw.print(','); 1844 pw.print(otherShared); pw.print(','); 1845 pw.print(nativeShared + dalvikShared + otherShared); pw.print(','); 1846 1847 // Heap info - private 1848 pw.print(nativePrivate); pw.print(','); 1849 pw.print(dalvikPrivate); pw.print(','); 1850 pw.print(otherPrivate); pw.print(','); 1851 pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(','); 1852 1853 // Object counts 1854 pw.print(viewInstanceCount); pw.print(','); 1855 pw.print(viewRootInstanceCount); pw.print(','); 1856 pw.print(appContextInstanceCount); pw.print(','); 1857 pw.print(activityInstanceCount); pw.print(','); 1858 1859 pw.print(globalAssetCount); pw.print(','); 1860 pw.print(globalAssetManagerCount); pw.print(','); 1861 pw.print(binderLocalObjectCount); pw.print(','); 1862 pw.print(binderProxyObjectCount); pw.print(','); 1863 1864 pw.print(binderDeathObjectCount); pw.print(','); 1865 pw.print(openSslSocketCount); pw.print(','); 1866 1867 // SQL 1868 pw.print(sqliteAllocated); pw.print(','); 1869 pw.print(stats.memoryUsed / 1024); pw.print(','); 1870 pw.print(stats.pageCacheOverflo / 1024); pw.print(','); 1871 pw.print(stats.largestMemAlloc / 1024); pw.print(','); 1872 for (int i = 0; i < stats.dbStats.size(); i++) { 1873 DbStats dbStats = stats.dbStats.get(i); 1874 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 1875 dbStats.lookaside, dbStats.cache, dbStats.dbName); 1876 pw.print(','); 1877 } 1878 1879 return; 1880 } 1881 1882 // otherwise, show human-readable format 1883 printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total"); 1884 printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax); 1885 printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A", 1886 nativeAllocated + dalvikAllocated); 1887 printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A", 1888 nativeFree + dalvikFree); 1889 1890 printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss, 1891 memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); 1892 1893 printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared, 1894 nativeShared + dalvikShared + otherShared); 1895 printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate, 1896 nativePrivate + dalvikPrivate + otherPrivate); 1897 1898 pw.println(" "); 1899 pw.println(" Objects"); 1900 printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:", 1901 viewRootInstanceCount); 1902 1903 printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount, 1904 "Activities:", activityInstanceCount); 1905 1906 printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount, 1907 "AssetManagers:", globalAssetManagerCount); 1908 1909 printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount, 1910 "Proxy Binders:", binderProxyObjectCount); 1911 printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount); 1912 1913 printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount); 1914 1915 // SQLite mem info 1916 pw.println(" "); 1917 pw.println(" SQL"); 1918 printRow(pw, TWO_COUNT_COLUMNS, "heap:", sqliteAllocated, "memoryUsed:", 1919 stats.memoryUsed / 1024); 1920 printRow(pw, TWO_COUNT_COLUMNS, "pageCacheOverflo:", stats.pageCacheOverflo / 1024, 1921 "largestMemAlloc:", stats.largestMemAlloc / 1024); 1922 pw.println(" "); 1923 int N = stats.dbStats.size(); 1924 if (N > 0) { 1925 pw.println(" DATABASES"); 1926 printRow(pw, " %4s %6s %8s %14s %s", "pgsz", "dbsz", "lkaside", "cache", 1927 "Dbname"); 1928 for (int i = 0; i < N; i++) { 1929 DbStats dbStats = stats.dbStats.get(i); 1930 printRow(pw, DB_INFO_FORMAT, dbStats.pageSize, dbStats.dbSize, 1931 dbStats.lookaside, dbStats.cache, dbStats.dbName); 1932 } 1933 } 1934 1935 // Asset details. 1936 String assetAlloc = AssetManager.getAssetAllocations(); 1937 if (assetAlloc != null) { 1938 pw.println(" "); 1939 pw.println(" Asset Allocations"); 1940 pw.print(assetAlloc); 1941 } 1942 } 1943 1944 private void printRow(PrintWriter pw, String format, Object...objs) { 1945 pw.println(String.format(format, objs)); 1946 } 1947 } 1948 1949 private final class H extends Handler { 1950 private H() { 1951 SamplingProfiler.getInstance().setEventThread(mLooper.getThread()); 1952 } 1953 1954 public static final int LAUNCH_ACTIVITY = 100; 1955 public static final int PAUSE_ACTIVITY = 101; 1956 public static final int PAUSE_ACTIVITY_FINISHING= 102; 1957 public static final int STOP_ACTIVITY_SHOW = 103; 1958 public static final int STOP_ACTIVITY_HIDE = 104; 1959 public static final int SHOW_WINDOW = 105; 1960 public static final int HIDE_WINDOW = 106; 1961 public static final int RESUME_ACTIVITY = 107; 1962 public static final int SEND_RESULT = 108; 1963 public static final int DESTROY_ACTIVITY = 109; 1964 public static final int BIND_APPLICATION = 110; 1965 public static final int EXIT_APPLICATION = 111; 1966 public static final int NEW_INTENT = 112; 1967 public static final int RECEIVER = 113; 1968 public static final int CREATE_SERVICE = 114; 1969 public static final int SERVICE_ARGS = 115; 1970 public static final int STOP_SERVICE = 116; 1971 public static final int REQUEST_THUMBNAIL = 117; 1972 public static final int CONFIGURATION_CHANGED = 118; 1973 public static final int CLEAN_UP_CONTEXT = 119; 1974 public static final int GC_WHEN_IDLE = 120; 1975 public static final int BIND_SERVICE = 121; 1976 public static final int UNBIND_SERVICE = 122; 1977 public static final int DUMP_SERVICE = 123; 1978 public static final int LOW_MEMORY = 124; 1979 public static final int ACTIVITY_CONFIGURATION_CHANGED = 125; 1980 public static final int RELAUNCH_ACTIVITY = 126; 1981 public static final int PROFILER_CONTROL = 127; 1982 public static final int CREATE_BACKUP_AGENT = 128; 1983 public static final int DESTROY_BACKUP_AGENT = 129; 1984 public static final int SUICIDE = 130; 1985 public static final int REMOVE_PROVIDER = 131; 1986 public static final int ENABLE_JIT = 132; 1987 public static final int DISPATCH_PACKAGE_BROADCAST = 133; 1988 String codeToString(int code) { 1989 if (localLOGV) { 1990 switch (code) { 1991 case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY"; 1992 case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY"; 1993 case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING"; 1994 case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW"; 1995 case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE"; 1996 case SHOW_WINDOW: return "SHOW_WINDOW"; 1997 case HIDE_WINDOW: return "HIDE_WINDOW"; 1998 case RESUME_ACTIVITY: return "RESUME_ACTIVITY"; 1999 case SEND_RESULT: return "SEND_RESULT"; 2000 case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY"; 2001 case BIND_APPLICATION: return "BIND_APPLICATION"; 2002 case EXIT_APPLICATION: return "EXIT_APPLICATION"; 2003 case NEW_INTENT: return "NEW_INTENT"; 2004 case RECEIVER: return "RECEIVER"; 2005 case CREATE_SERVICE: return "CREATE_SERVICE"; 2006 case SERVICE_ARGS: return "SERVICE_ARGS"; 2007 case STOP_SERVICE: return "STOP_SERVICE"; 2008 case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL"; 2009 case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED"; 2010 case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT"; 2011 case GC_WHEN_IDLE: return "GC_WHEN_IDLE"; 2012 case BIND_SERVICE: return "BIND_SERVICE"; 2013 case UNBIND_SERVICE: return "UNBIND_SERVICE"; 2014 case DUMP_SERVICE: return "DUMP_SERVICE"; 2015 case LOW_MEMORY: return "LOW_MEMORY"; 2016 case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED"; 2017 case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY"; 2018 case PROFILER_CONTROL: return "PROFILER_CONTROL"; 2019 case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT"; 2020 case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT"; 2021 case SUICIDE: return "SUICIDE"; 2022 case REMOVE_PROVIDER: return "REMOVE_PROVIDER"; 2023 case ENABLE_JIT: return "ENABLE_JIT"; 2024 case DISPATCH_PACKAGE_BROADCAST: return "DISPATCH_PACKAGE_BROADCAST"; 2025 } 2026 } 2027 return "(unknown)"; 2028 } 2029 public void handleMessage(Message msg) { 2030 switch (msg.what) { 2031 case LAUNCH_ACTIVITY: { 2032 ActivityRecord r = (ActivityRecord)msg.obj; 2033 2034 r.packageInfo = getPackageInfoNoCheck( 2035 r.activityInfo.applicationInfo); 2036 handleLaunchActivity(r, null); 2037 } break; 2038 case RELAUNCH_ACTIVITY: { 2039 ActivityRecord r = (ActivityRecord)msg.obj; 2040 handleRelaunchActivity(r, msg.arg1); 2041 } break; 2042 case PAUSE_ACTIVITY: 2043 handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2); 2044 maybeSnapshot(); 2045 break; 2046 case PAUSE_ACTIVITY_FINISHING: 2047 handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2); 2048 break; 2049 case STOP_ACTIVITY_SHOW: 2050 handleStopActivity((IBinder)msg.obj, true, msg.arg2); 2051 break; 2052 case STOP_ACTIVITY_HIDE: 2053 handleStopActivity((IBinder)msg.obj, false, msg.arg2); 2054 break; 2055 case SHOW_WINDOW: 2056 handleWindowVisibility((IBinder)msg.obj, true); 2057 break; 2058 case HIDE_WINDOW: 2059 handleWindowVisibility((IBinder)msg.obj, false); 2060 break; 2061 case RESUME_ACTIVITY: 2062 handleResumeActivity((IBinder)msg.obj, true, 2063 msg.arg1 != 0); 2064 break; 2065 case SEND_RESULT: 2066 handleSendResult((ResultData)msg.obj); 2067 break; 2068 case DESTROY_ACTIVITY: 2069 handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0, 2070 msg.arg2, false); 2071 break; 2072 case BIND_APPLICATION: 2073 AppBindData data = (AppBindData)msg.obj; 2074 handleBindApplication(data); 2075 break; 2076 case EXIT_APPLICATION: 2077 if (mInitialApplication != null) { 2078 mInitialApplication.onTerminate(); 2079 } 2080 Looper.myLooper().quit(); 2081 break; 2082 case NEW_INTENT: 2083 handleNewIntent((NewIntentData)msg.obj); 2084 break; 2085 case RECEIVER: 2086 handleReceiver((ReceiverData)msg.obj); 2087 maybeSnapshot(); 2088 break; 2089 case CREATE_SERVICE: 2090 handleCreateService((CreateServiceData)msg.obj); 2091 break; 2092 case BIND_SERVICE: 2093 handleBindService((BindServiceData)msg.obj); 2094 break; 2095 case UNBIND_SERVICE: 2096 handleUnbindService((BindServiceData)msg.obj); 2097 break; 2098 case SERVICE_ARGS: 2099 handleServiceArgs((ServiceArgsData)msg.obj); 2100 break; 2101 case STOP_SERVICE: 2102 handleStopService((IBinder)msg.obj); 2103 maybeSnapshot(); 2104 break; 2105 case REQUEST_THUMBNAIL: 2106 handleRequestThumbnail((IBinder)msg.obj); 2107 break; 2108 case CONFIGURATION_CHANGED: 2109 handleConfigurationChanged((Configuration)msg.obj); 2110 break; 2111 case CLEAN_UP_CONTEXT: 2112 ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj; 2113 cci.context.performFinalCleanup(cci.who, cci.what); 2114 break; 2115 case GC_WHEN_IDLE: 2116 scheduleGcIdler(); 2117 break; 2118 case DUMP_SERVICE: 2119 handleDumpService((DumpServiceInfo)msg.obj); 2120 break; 2121 case LOW_MEMORY: 2122 handleLowMemory(); 2123 break; 2124 case ACTIVITY_CONFIGURATION_CHANGED: 2125 handleActivityConfigurationChanged((IBinder)msg.obj); 2126 break; 2127 case PROFILER_CONTROL: 2128 handleProfilerControl(msg.arg1 != 0, (ProfilerControlData)msg.obj); 2129 break; 2130 case CREATE_BACKUP_AGENT: 2131 handleCreateBackupAgent((CreateBackupAgentData)msg.obj); 2132 break; 2133 case DESTROY_BACKUP_AGENT: 2134 handleDestroyBackupAgent((CreateBackupAgentData)msg.obj); 2135 break; 2136 case SUICIDE: 2137 Process.killProcess(Process.myPid()); 2138 break; 2139 case REMOVE_PROVIDER: 2140 completeRemoveProvider((IContentProvider)msg.obj); 2141 break; 2142 case ENABLE_JIT: 2143 ensureJitEnabled(); 2144 break; 2145 case DISPATCH_PACKAGE_BROADCAST: 2146 handleDispatchPackageBroadcast(msg.arg1, (String[])msg.obj); 2147 break; 2148 } 2149 } 2150 2151 void maybeSnapshot() { 2152 if (mBoundApplication != null) { 2153 // convert the *private* ActivityThread.PackageInfo to *public* known 2154 // android.content.pm.PackageInfo 2155 String packageName = mBoundApplication.info.mPackageName; 2156 android.content.pm.PackageInfo packageInfo = null; 2157 try { 2158 Context context = getSystemContext(); 2159 if(context == null) { 2160 Log.e(TAG, "cannot get a valid context"); 2161 return; 2162 } 2163 PackageManager pm = context.getPackageManager(); 2164 if(pm == null) { 2165 Log.e(TAG, "cannot get a valid PackageManager"); 2166 return; 2167 } 2168 packageInfo = pm.getPackageInfo( 2169 packageName, PackageManager.GET_ACTIVITIES); 2170 } catch (NameNotFoundException e) { 2171 Log.e(TAG, "cannot get package info for " + packageName, e); 2172 } 2173 SamplingProfilerIntegration.writeSnapshot(mBoundApplication.processName, packageInfo); 2174 } 2175 } 2176 } 2177 2178 private final class Idler implements MessageQueue.IdleHandler { 2179 public final boolean queueIdle() { 2180 ActivityRecord a = mNewActivities; 2181 if (a != null) { 2182 mNewActivities = null; 2183 IActivityManager am = ActivityManagerNative.getDefault(); 2184 ActivityRecord prev; 2185 do { 2186 if (localLOGV) Slog.v( 2187 TAG, "Reporting idle of " + a + 2188 " finished=" + 2189 (a.activity != null ? a.activity.mFinished : false)); 2190 if (a.activity != null && !a.activity.mFinished) { 2191 try { 2192 am.activityIdle(a.token, a.createdConfig); 2193 a.createdConfig = null; 2194 } catch (RemoteException ex) { 2195 } 2196 } 2197 prev = a; 2198 a = a.nextIdle; 2199 prev.nextIdle = null; 2200 } while (a != null); 2201 } 2202 ensureJitEnabled(); 2203 return false; 2204 } 2205 } 2206 2207 final class GcIdler implements MessageQueue.IdleHandler { 2208 public final boolean queueIdle() { 2209 doGcIfNeeded(); 2210 return false; 2211 } 2212 } 2213 2214 private final static class ResourcesKey { 2215 final private String mResDir; 2216 final private float mScale; 2217 final private int mHash; 2218 2219 ResourcesKey(String resDir, float scale) { 2220 mResDir = resDir; 2221 mScale = scale; 2222 mHash = mResDir.hashCode() << 2 + (int) (mScale * 2); 2223 } 2224 2225 @Override 2226 public int hashCode() { 2227 return mHash; 2228 } 2229 2230 @Override 2231 public boolean equals(Object obj) { 2232 if (!(obj instanceof ResourcesKey)) { 2233 return false; 2234 } 2235 ResourcesKey peer = (ResourcesKey) obj; 2236 return mResDir.equals(peer.mResDir) && mScale == peer.mScale; 2237 } 2238 } 2239 2240 static IPackageManager sPackageManager; 2241 2242 final ApplicationThread mAppThread = new ApplicationThread(); 2243 final Looper mLooper = Looper.myLooper(); 2244 final H mH = new H(); 2245 final HashMap<IBinder, ActivityRecord> mActivities 2246 = new HashMap<IBinder, ActivityRecord>(); 2247 // List of new activities (via ActivityRecord.nextIdle) that should 2248 // be reported when next we idle. 2249 ActivityRecord mNewActivities = null; 2250 // Number of activities that are currently visible on-screen. 2251 int mNumVisibleActivities = 0; 2252 final HashMap<IBinder, Service> mServices 2253 = new HashMap<IBinder, Service>(); 2254 AppBindData mBoundApplication; 2255 Configuration mConfiguration; 2256 Configuration mResConfiguration; 2257 Application mInitialApplication; 2258 final ArrayList<Application> mAllApplications 2259 = new ArrayList<Application>(); 2260 // set of instantiated backup agents, keyed by package name 2261 final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>(); 2262 static final ThreadLocal sThreadLocal = new ThreadLocal(); 2263 Instrumentation mInstrumentation; 2264 String mInstrumentationAppDir = null; 2265 String mInstrumentationAppPackage = null; 2266 String mInstrumentedAppDir = null; 2267 boolean mSystemThread = false; 2268 boolean mJitEnabled = false; 2269 2270 // These can be accessed by multiple threads; mPackages is the lock. 2271 // XXX For now we keep around information about all packages we have 2272 // seen, not removing entries from this map. 2273 final HashMap<String, WeakReference<PackageInfo>> mPackages 2274 = new HashMap<String, WeakReference<PackageInfo>>(); 2275 final HashMap<String, WeakReference<PackageInfo>> mResourcePackages 2276 = new HashMap<String, WeakReference<PackageInfo>>(); 2277 Display mDisplay = null; 2278 DisplayMetrics mDisplayMetrics = null; 2279 final HashMap<ResourcesKey, WeakReference<Resources> > mActiveResources 2280 = new HashMap<ResourcesKey, WeakReference<Resources> >(); 2281 final ArrayList<ActivityRecord> mRelaunchingActivities 2282 = new ArrayList<ActivityRecord>(); 2283 Configuration mPendingConfiguration = null; 2284 2285 // The lock of mProviderMap protects the following variables. 2286 final HashMap<String, ProviderRecord> mProviderMap 2287 = new HashMap<String, ProviderRecord>(); 2288 final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap 2289 = new HashMap<IBinder, ProviderRefCount>(); 2290 final HashMap<IBinder, ProviderRecord> mLocalProviders 2291 = new HashMap<IBinder, ProviderRecord>(); 2292 2293 final GcIdler mGcIdler = new GcIdler(); 2294 boolean mGcIdlerScheduled = false; 2295 2296 public final PackageInfo getPackageInfo(String packageName, int flags) { 2297 synchronized (mPackages) { 2298 WeakReference<PackageInfo> ref; 2299 if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) { 2300 ref = mPackages.get(packageName); 2301 } else { 2302 ref = mResourcePackages.get(packageName); 2303 } 2304 PackageInfo packageInfo = ref != null ? ref.get() : null; 2305 //Slog.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo); 2306 //if (packageInfo != null) Slog.i(TAG, "isUptoDate " + packageInfo.mResDir 2307 // + ": " + packageInfo.mResources.getAssets().isUpToDate()); 2308 if (packageInfo != null && (packageInfo.mResources == null 2309 || packageInfo.mResources.getAssets().isUpToDate())) { 2310 if (packageInfo.isSecurityViolation() 2311 && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) { 2312 throw new SecurityException( 2313 "Requesting code from " + packageName 2314 + " to be run in process " 2315 + mBoundApplication.processName 2316 + "/" + mBoundApplication.appInfo.uid); 2317 } 2318 return packageInfo; 2319 } 2320 } 2321 2322 ApplicationInfo ai = null; 2323 try { 2324 ai = getPackageManager().getApplicationInfo(packageName, 2325 PackageManager.GET_SHARED_LIBRARY_FILES); 2326 } catch (RemoteException e) { 2327 } 2328 2329 if (ai != null) { 2330 return getPackageInfo(ai, flags); 2331 } 2332 2333 return null; 2334 } 2335 2336 public final PackageInfo getPackageInfo(ApplicationInfo ai, int flags) { 2337 boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0; 2338 boolean securityViolation = includeCode && ai.uid != 0 2339 && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null 2340 ? ai.uid != mBoundApplication.appInfo.uid : true); 2341 if ((flags&(Context.CONTEXT_INCLUDE_CODE 2342 |Context.CONTEXT_IGNORE_SECURITY)) 2343 == Context.CONTEXT_INCLUDE_CODE) { 2344 if (securityViolation) { 2345 String msg = "Requesting code from " + ai.packageName 2346 + " (with uid " + ai.uid + ")"; 2347 if (mBoundApplication != null) { 2348 msg = msg + " to be run in process " 2349 + mBoundApplication.processName + " (with uid " 2350 + mBoundApplication.appInfo.uid + ")"; 2351 } 2352 throw new SecurityException(msg); 2353 } 2354 } 2355 return getPackageInfo(ai, null, securityViolation, includeCode); 2356 } 2357 2358 public final PackageInfo getPackageInfoNoCheck(ApplicationInfo ai) { 2359 return getPackageInfo(ai, null, false, true); 2360 } 2361 2362 private final PackageInfo getPackageInfo(ApplicationInfo aInfo, 2363 ClassLoader baseLoader, boolean securityViolation, boolean includeCode) { 2364 synchronized (mPackages) { 2365 WeakReference<PackageInfo> ref; 2366 if (includeCode) { 2367 ref = mPackages.get(aInfo.packageName); 2368 } else { 2369 ref = mResourcePackages.get(aInfo.packageName); 2370 } 2371 PackageInfo packageInfo = ref != null ? ref.get() : null; 2372 if (packageInfo == null || (packageInfo.mResources != null 2373 && !packageInfo.mResources.getAssets().isUpToDate())) { 2374 if (localLOGV) Slog.v(TAG, (includeCode ? "Loading code package " 2375 : "Loading resource-only package ") + aInfo.packageName 2376 + " (in " + (mBoundApplication != null 2377 ? mBoundApplication.processName : null) 2378 + ")"); 2379 packageInfo = 2380 new PackageInfo(this, aInfo, this, baseLoader, 2381 securityViolation, includeCode && 2382 (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0); 2383 if (includeCode) { 2384 mPackages.put(aInfo.packageName, 2385 new WeakReference<PackageInfo>(packageInfo)); 2386 } else { 2387 mResourcePackages.put(aInfo.packageName, 2388 new WeakReference<PackageInfo>(packageInfo)); 2389 } 2390 } 2391 return packageInfo; 2392 } 2393 } 2394 2395 ActivityThread() { 2396 } 2397 2398 public ApplicationThread getApplicationThread() 2399 { 2400 return mAppThread; 2401 } 2402 2403 public Instrumentation getInstrumentation() 2404 { 2405 return mInstrumentation; 2406 } 2407 2408 public Configuration getConfiguration() { 2409 return mConfiguration; 2410 } 2411 2412 public boolean isProfiling() { 2413 return mBoundApplication != null && mBoundApplication.profileFile != null; 2414 } 2415 2416 public String getProfileFilePath() { 2417 return mBoundApplication.profileFile; 2418 } 2419 2420 public Looper getLooper() { 2421 return mLooper; 2422 } 2423 2424 public Application getApplication() { 2425 return mInitialApplication; 2426 } 2427 2428 public String getProcessName() { 2429 return mBoundApplication.processName; 2430 } 2431 2432 public ContextImpl getSystemContext() { 2433 synchronized (this) { 2434 if (mSystemContext == null) { 2435 ContextImpl context = 2436 ContextImpl.createSystemContext(this); 2437 PackageInfo info = new PackageInfo(this, "android", context, null); 2438 context.init(info, null, this); 2439 context.getResources().updateConfiguration( 2440 getConfiguration(), getDisplayMetricsLocked(false)); 2441 mSystemContext = context; 2442 //Slog.i(TAG, "Created system resources " + context.getResources() 2443 // + ": " + context.getResources().getConfiguration()); 2444 } 2445 } 2446 return mSystemContext; 2447 } 2448 2449 public void installSystemApplicationInfo(ApplicationInfo info) { 2450 synchronized (this) { 2451 ContextImpl context = getSystemContext(); 2452 context.init(new PackageInfo(this, "android", context, info), null, this); 2453 } 2454 } 2455 2456 void ensureJitEnabled() { 2457 if (!mJitEnabled) { 2458 mJitEnabled = true; 2459 dalvik.system.VMRuntime.getRuntime().startJitCompilation(); 2460 } 2461 } 2462 2463 void scheduleGcIdler() { 2464 if (!mGcIdlerScheduled) { 2465 mGcIdlerScheduled = true; 2466 Looper.myQueue().addIdleHandler(mGcIdler); 2467 } 2468 mH.removeMessages(H.GC_WHEN_IDLE); 2469 } 2470 2471 void unscheduleGcIdler() { 2472 if (mGcIdlerScheduled) { 2473 mGcIdlerScheduled = false; 2474 Looper.myQueue().removeIdleHandler(mGcIdler); 2475 } 2476 mH.removeMessages(H.GC_WHEN_IDLE); 2477 } 2478 2479 void doGcIfNeeded() { 2480 mGcIdlerScheduled = false; 2481 final long now = SystemClock.uptimeMillis(); 2482 //Slog.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime() 2483 // + "m now=" + now); 2484 if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) { 2485 //Slog.i(TAG, "**** WE DO, WE DO WANT TO GC!"); 2486 BinderInternal.forceGc("bg"); 2487 } 2488 } 2489 2490 public final ActivityInfo resolveActivityInfo(Intent intent) { 2491 ActivityInfo aInfo = intent.resolveActivityInfo( 2492 mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES); 2493 if (aInfo == null) { 2494 // Throw an exception. 2495 Instrumentation.checkStartActivityResult( 2496 IActivityManager.START_CLASS_NOT_FOUND, intent); 2497 } 2498 return aInfo; 2499 } 2500 2501 public final Activity startActivityNow(Activity parent, String id, 2502 Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state, 2503 Activity.NonConfigurationInstances lastNonConfigurationInstances) { 2504 ActivityRecord r = new ActivityRecord(); 2505 r.token = token; 2506 r.ident = 0; 2507 r.intent = intent; 2508 r.state = state; 2509 r.parent = parent; 2510 r.embeddedID = id; 2511 r.activityInfo = activityInfo; 2512 r.lastNonConfigurationInstances = lastNonConfigurationInstances; 2513 if (localLOGV) { 2514 ComponentName compname = intent.getComponent(); 2515 String name; 2516 if (compname != null) { 2517 name = compname.toShortString(); 2518 } else { 2519 name = "(Intent " + intent + ").getComponent() returned null"; 2520 } 2521 Slog.v(TAG, "Performing launch: action=" + intent.getAction() 2522 + ", comp=" + name 2523 + ", token=" + token); 2524 } 2525 return performLaunchActivity(r, null); 2526 } 2527 2528 public final Activity getActivity(IBinder token) { 2529 return mActivities.get(token).activity; 2530 } 2531 2532 public final void sendActivityResult( 2533 IBinder token, String id, int requestCode, 2534 int resultCode, Intent data) { 2535 if (DEBUG_RESULTS) Slog.v(TAG, "sendActivityResult: id=" + id 2536 + " req=" + requestCode + " res=" + resultCode + " data=" + data); 2537 ArrayList<ResultInfo> list = new ArrayList<ResultInfo>(); 2538 list.add(new ResultInfo(id, requestCode, resultCode, data)); 2539 mAppThread.scheduleSendResult(token, list); 2540 } 2541 2542 // if the thread hasn't started yet, we don't have the handler, so just 2543 // save the messages until we're ready. 2544 private final void queueOrSendMessage(int what, Object obj) { 2545 queueOrSendMessage(what, obj, 0, 0); 2546 } 2547 2548 private final void queueOrSendMessage(int what, Object obj, int arg1) { 2549 queueOrSendMessage(what, obj, arg1, 0); 2550 } 2551 2552 private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) { 2553 synchronized (this) { 2554 if (localLOGV) Slog.v( 2555 TAG, "SCHEDULE " + what + " " + mH.codeToString(what) 2556 + ": " + arg1 + " / " + obj); 2557 Message msg = Message.obtain(); 2558 msg.what = what; 2559 msg.obj = obj; 2560 msg.arg1 = arg1; 2561 msg.arg2 = arg2; 2562 mH.sendMessage(msg); 2563 } 2564 } 2565 2566 final void scheduleContextCleanup(ContextImpl context, String who, 2567 String what) { 2568 ContextCleanupInfo cci = new ContextCleanupInfo(); 2569 cci.context = context; 2570 cci.who = who; 2571 cci.what = what; 2572 queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci); 2573 } 2574 2575 private final Activity performLaunchActivity(ActivityRecord r, Intent customIntent) { 2576 // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")"); 2577 2578 ActivityInfo aInfo = r.activityInfo; 2579 if (r.packageInfo == null) { 2580 r.packageInfo = getPackageInfo(aInfo.applicationInfo, 2581 Context.CONTEXT_INCLUDE_CODE); 2582 } 2583 2584 ComponentName component = r.intent.getComponent(); 2585 if (component == null) { 2586 component = r.intent.resolveActivity( 2587 mInitialApplication.getPackageManager()); 2588 r.intent.setComponent(component); 2589 } 2590 2591 if (r.activityInfo.targetActivity != null) { 2592 component = new ComponentName(r.activityInfo.packageName, 2593 r.activityInfo.targetActivity); 2594 } 2595 2596 Activity activity = null; 2597 try { 2598 java.lang.ClassLoader cl = r.packageInfo.getClassLoader(); 2599 activity = mInstrumentation.newActivity( 2600 cl, component.getClassName(), r.intent); 2601 r.intent.setExtrasClassLoader(cl); 2602 if (r.state != null) { 2603 r.state.setClassLoader(cl); 2604 } 2605 } catch (Exception e) { 2606 if (!mInstrumentation.onException(activity, e)) { 2607 throw new RuntimeException( 2608 "Unable to instantiate activity " + component 2609 + ": " + e.toString(), e); 2610 } 2611 } 2612 2613 try { 2614 Application app = r.packageInfo.makeApplication(false, mInstrumentation); 2615 2616 if (localLOGV) Slog.v(TAG, "Performing launch of " + r); 2617 if (localLOGV) Slog.v( 2618 TAG, r + ": app=" + app 2619 + ", appName=" + app.getPackageName() 2620 + ", pkg=" + r.packageInfo.getPackageName() 2621 + ", comp=" + r.intent.getComponent().toShortString() 2622 + ", dir=" + r.packageInfo.getAppDir()); 2623 2624 if (activity != null) { 2625 ContextImpl appContext = new ContextImpl(); 2626 appContext.init(r.packageInfo, r.token, this); 2627 appContext.setOuterContext(activity); 2628 CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager()); 2629 Configuration config = new Configuration(mConfiguration); 2630 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Launching activity " 2631 + r.activityInfo.name + " with config " + config); 2632 activity.attach(appContext, this, getInstrumentation(), r.token, 2633 r.ident, app, r.intent, r.activityInfo, title, r.parent, 2634 r.embeddedID, r.lastNonConfigurationInstances, config); 2635 2636 if (customIntent != null) { 2637 activity.mIntent = customIntent; 2638 } 2639 r.lastNonConfigurationInstances = null; 2640 activity.mStartedActivity = false; 2641 int theme = r.activityInfo.getThemeResource(); 2642 if (theme != 0) { 2643 activity.setTheme(theme); 2644 } 2645 2646 activity.mCalled = false; 2647 mInstrumentation.callActivityOnCreate(activity, r.state); 2648 if (!activity.mCalled) { 2649 throw new SuperNotCalledException( 2650 "Activity " + r.intent.getComponent().toShortString() + 2651 " did not call through to super.onCreate()"); 2652 } 2653 r.activity = activity; 2654 r.stopped = true; 2655 if (!r.activity.mFinished) { 2656 activity.performStart(); 2657 r.stopped = false; 2658 } 2659 if (!r.activity.mFinished) { 2660 if (r.state != null) { 2661 mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state); 2662 } 2663 } 2664 if (!r.activity.mFinished) { 2665 activity.mCalled = false; 2666 mInstrumentation.callActivityOnPostCreate(activity, r.state); 2667 if (!activity.mCalled) { 2668 throw new SuperNotCalledException( 2669 "Activity " + r.intent.getComponent().toShortString() + 2670 " did not call through to super.onPostCreate()"); 2671 } 2672 } 2673 } 2674 r.paused = true; 2675 2676 mActivities.put(r.token, r); 2677 2678 } catch (SuperNotCalledException e) { 2679 throw e; 2680 2681 } catch (Exception e) { 2682 if (!mInstrumentation.onException(activity, e)) { 2683 throw new RuntimeException( 2684 "Unable to start activity " + component 2685 + ": " + e.toString(), e); 2686 } 2687 } 2688 2689 return activity; 2690 } 2691 2692 private final void handleLaunchActivity(ActivityRecord r, Intent customIntent) { 2693 // If we are getting ready to gc after going to the background, well 2694 // we are back active so skip it. 2695 unscheduleGcIdler(); 2696 2697 if (localLOGV) Slog.v( 2698 TAG, "Handling launch of " + r); 2699 Activity a = performLaunchActivity(r, customIntent); 2700 2701 if (a != null) { 2702 r.createdConfig = new Configuration(mConfiguration); 2703 Bundle oldState = r.state; 2704 handleResumeActivity(r.token, false, r.isForward); 2705 2706 if (!r.activity.mFinished && r.startsNotResumed) { 2707 // The activity manager actually wants this one to start out 2708 // paused, because it needs to be visible but isn't in the 2709 // foreground. We accomplish this by going through the 2710 // normal startup (because activities expect to go through 2711 // onResume() the first time they run, before their window 2712 // is displayed), and then pausing it. However, in this case 2713 // we do -not- need to do the full pause cycle (of freezing 2714 // and such) because the activity manager assumes it can just 2715 // retain the current state it has. 2716 try { 2717 r.activity.mCalled = false; 2718 mInstrumentation.callActivityOnPause(r.activity); 2719 // We need to keep around the original state, in case 2720 // we need to be created again. 2721 r.state = oldState; 2722 if (!r.activity.mCalled) { 2723 throw new SuperNotCalledException( 2724 "Activity " + r.intent.getComponent().toShortString() + 2725 " did not call through to super.onPause()"); 2726 } 2727 2728 } catch (SuperNotCalledException e) { 2729 throw e; 2730 2731 } catch (Exception e) { 2732 if (!mInstrumentation.onException(r.activity, e)) { 2733 throw new RuntimeException( 2734 "Unable to pause activity " 2735 + r.intent.getComponent().toShortString() 2736 + ": " + e.toString(), e); 2737 } 2738 } 2739 r.paused = true; 2740 } 2741 } else { 2742 // If there was an error, for any reason, tell the activity 2743 // manager to stop us. 2744 try { 2745 ActivityManagerNative.getDefault() 2746 .finishActivity(r.token, Activity.RESULT_CANCELED, null); 2747 } catch (RemoteException ex) { 2748 } 2749 } 2750 } 2751 2752 private final void deliverNewIntents(ActivityRecord r, 2753 List<Intent> intents) { 2754 final int N = intents.size(); 2755 for (int i=0; i<N; i++) { 2756 Intent intent = intents.get(i); 2757 intent.setExtrasClassLoader(r.activity.getClassLoader()); 2758 mInstrumentation.callActivityOnNewIntent(r.activity, intent); 2759 } 2760 } 2761 2762 public final void performNewIntents(IBinder token, 2763 List<Intent> intents) { 2764 ActivityRecord r = mActivities.get(token); 2765 if (r != null) { 2766 final boolean resumed = !r.paused; 2767 if (resumed) { 2768 mInstrumentation.callActivityOnPause(r.activity); 2769 } 2770 deliverNewIntents(r, intents); 2771 if (resumed) { 2772 mInstrumentation.callActivityOnResume(r.activity); 2773 } 2774 } 2775 } 2776 2777 private final void handleNewIntent(NewIntentData data) { 2778 performNewIntents(data.token, data.intents); 2779 } 2780 2781 private final void handleReceiver(ReceiverData data) { 2782 // If we are getting ready to gc after going to the background, well 2783 // we are back active so skip it. 2784 unscheduleGcIdler(); 2785 2786 String component = data.intent.getComponent().getClassName(); 2787 2788 PackageInfo packageInfo = getPackageInfoNoCheck( 2789 data.info.applicationInfo); 2790 2791 IActivityManager mgr = ActivityManagerNative.getDefault(); 2792 2793 BroadcastReceiver receiver = null; 2794 try { 2795 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2796 data.intent.setExtrasClassLoader(cl); 2797 if (data.resultExtras != null) { 2798 data.resultExtras.setClassLoader(cl); 2799 } 2800 receiver = (BroadcastReceiver)cl.loadClass(component).newInstance(); 2801 } catch (Exception e) { 2802 try { 2803 if (DEBUG_BROADCAST) Slog.i(TAG, 2804 "Finishing failed broadcast to " + data.intent.getComponent()); 2805 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 2806 data.resultData, data.resultExtras, data.resultAbort); 2807 } catch (RemoteException ex) { 2808 } 2809 throw new RuntimeException( 2810 "Unable to instantiate receiver " + component 2811 + ": " + e.toString(), e); 2812 } 2813 2814 try { 2815 Application app = packageInfo.makeApplication(false, mInstrumentation); 2816 2817 if (localLOGV) Slog.v( 2818 TAG, "Performing receive of " + data.intent 2819 + ": app=" + app 2820 + ", appName=" + app.getPackageName() 2821 + ", pkg=" + packageInfo.getPackageName() 2822 + ", comp=" + data.intent.getComponent().toShortString() 2823 + ", dir=" + packageInfo.getAppDir()); 2824 2825 ContextImpl context = (ContextImpl)app.getBaseContext(); 2826 receiver.setOrderedHint(true); 2827 receiver.setResult(data.resultCode, data.resultData, 2828 data.resultExtras); 2829 receiver.setOrderedHint(data.sync); 2830 receiver.onReceive(context.getReceiverRestrictedContext(), 2831 data.intent); 2832 } catch (Exception e) { 2833 try { 2834 if (DEBUG_BROADCAST) Slog.i(TAG, 2835 "Finishing failed broadcast to " + data.intent.getComponent()); 2836 mgr.finishReceiver(mAppThread.asBinder(), data.resultCode, 2837 data.resultData, data.resultExtras, data.resultAbort); 2838 } catch (RemoteException ex) { 2839 } 2840 if (!mInstrumentation.onException(receiver, e)) { 2841 throw new RuntimeException( 2842 "Unable to start receiver " + component 2843 + ": " + e.toString(), e); 2844 } 2845 } 2846 2847 try { 2848 if (data.sync) { 2849 if (DEBUG_BROADCAST) Slog.i(TAG, 2850 "Finishing ordered broadcast to " + data.intent.getComponent()); 2851 mgr.finishReceiver( 2852 mAppThread.asBinder(), receiver.getResultCode(), 2853 receiver.getResultData(), receiver.getResultExtras(false), 2854 receiver.getAbortBroadcast()); 2855 } else { 2856 if (DEBUG_BROADCAST) Slog.i(TAG, 2857 "Finishing broadcast to " + data.intent.getComponent()); 2858 mgr.finishReceiver(mAppThread.asBinder(), 0, null, null, false); 2859 } 2860 } catch (RemoteException ex) { 2861 } 2862 } 2863 2864 // Instantiate a BackupAgent and tell it that it's alive 2865 private final void handleCreateBackupAgent(CreateBackupAgentData data) { 2866 if (DEBUG_BACKUP) Slog.v(TAG, "handleCreateBackupAgent: " + data); 2867 2868 // no longer idle; we have backup work to do 2869 unscheduleGcIdler(); 2870 2871 // instantiate the BackupAgent class named in the manifest 2872 PackageInfo packageInfo = getPackageInfoNoCheck(data.appInfo); 2873 String packageName = packageInfo.mPackageName; 2874 if (mBackupAgents.get(packageName) != null) { 2875 Slog.d(TAG, "BackupAgent " + " for " + packageName 2876 + " already exists"); 2877 return; 2878 } 2879 2880 BackupAgent agent = null; 2881 String classname = data.appInfo.backupAgentName; 2882 if (classname == null) { 2883 if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) { 2884 Slog.e(TAG, "Attempted incremental backup but no defined agent for " 2885 + packageName); 2886 return; 2887 } 2888 classname = "android.app.FullBackupAgent"; 2889 } 2890 try { 2891 IBinder binder = null; 2892 try { 2893 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2894 agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance(); 2895 2896 // set up the agent's context 2897 if (DEBUG_BACKUP) Slog.v(TAG, "Initializing BackupAgent " 2898 + data.appInfo.backupAgentName); 2899 2900 ContextImpl context = new ContextImpl(); 2901 context.init(packageInfo, null, this); 2902 context.setOuterContext(agent); 2903 agent.attach(context); 2904 2905 agent.onCreate(); 2906 binder = agent.onBind(); 2907 mBackupAgents.put(packageName, agent); 2908 } catch (Exception e) { 2909 // If this is during restore, fail silently; otherwise go 2910 // ahead and let the user see the crash. 2911 Slog.e(TAG, "Agent threw during creation: " + e); 2912 if (data.backupMode != IApplicationThread.BACKUP_MODE_RESTORE) { 2913 throw e; 2914 } 2915 // falling through with 'binder' still null 2916 } 2917 2918 // tell the OS that we're live now 2919 try { 2920 ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder); 2921 } catch (RemoteException e) { 2922 // nothing to do. 2923 } 2924 } catch (Exception e) { 2925 throw new RuntimeException("Unable to create BackupAgent " 2926 + data.appInfo.backupAgentName + ": " + e.toString(), e); 2927 } 2928 } 2929 2930 // Tear down a BackupAgent 2931 private final void handleDestroyBackupAgent(CreateBackupAgentData data) { 2932 if (DEBUG_BACKUP) Slog.v(TAG, "handleDestroyBackupAgent: " + data); 2933 2934 PackageInfo packageInfo = getPackageInfoNoCheck(data.appInfo); 2935 String packageName = packageInfo.mPackageName; 2936 BackupAgent agent = mBackupAgents.get(packageName); 2937 if (agent != null) { 2938 try { 2939 agent.onDestroy(); 2940 } catch (Exception e) { 2941 Slog.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo); 2942 e.printStackTrace(); 2943 } 2944 mBackupAgents.remove(packageName); 2945 } else { 2946 Slog.w(TAG, "Attempt to destroy unknown backup agent " + data); 2947 } 2948 } 2949 2950 private final void handleCreateService(CreateServiceData data) { 2951 // If we are getting ready to gc after going to the background, well 2952 // we are back active so skip it. 2953 unscheduleGcIdler(); 2954 2955 PackageInfo packageInfo = getPackageInfoNoCheck( 2956 data.info.applicationInfo); 2957 Service service = null; 2958 try { 2959 java.lang.ClassLoader cl = packageInfo.getClassLoader(); 2960 service = (Service) cl.loadClass(data.info.name).newInstance(); 2961 } catch (Exception e) { 2962 if (!mInstrumentation.onException(service, e)) { 2963 throw new RuntimeException( 2964 "Unable to instantiate service " + data.info.name 2965 + ": " + e.toString(), e); 2966 } 2967 } 2968 2969 try { 2970 if (localLOGV) Slog.v(TAG, "Creating service " + data.info.name); 2971 2972 ContextImpl context = new ContextImpl(); 2973 context.init(packageInfo, null, this); 2974 2975 Application app = packageInfo.makeApplication(false, mInstrumentation); 2976 context.setOuterContext(service); 2977 service.attach(context, this, data.info.name, data.token, app, 2978 ActivityManagerNative.getDefault()); 2979 service.onCreate(); 2980 mServices.put(data.token, service); 2981 try { 2982 ActivityManagerNative.getDefault().serviceDoneExecuting( 2983 data.token, 0, 0, 0); 2984 } catch (RemoteException e) { 2985 // nothing to do. 2986 } 2987 } catch (Exception e) { 2988 if (!mInstrumentation.onException(service, e)) { 2989 throw new RuntimeException( 2990 "Unable to create service " + data.info.name 2991 + ": " + e.toString(), e); 2992 } 2993 } 2994 } 2995 2996 private final void handleBindService(BindServiceData data) { 2997 Service s = mServices.get(data.token); 2998 if (s != null) { 2999 try { 3000 data.intent.setExtrasClassLoader(s.getClassLoader()); 3001 try { 3002 if (!data.rebind) { 3003 IBinder binder = s.onBind(data.intent); 3004 ActivityManagerNative.getDefault().publishService( 3005 data.token, data.intent, binder); 3006 } else { 3007 s.onRebind(data.intent); 3008 ActivityManagerNative.getDefault().serviceDoneExecuting( 3009 data.token, 0, 0, 0); 3010 } 3011 ensureJitEnabled(); 3012 } catch (RemoteException ex) { 3013 } 3014 } catch (Exception e) { 3015 if (!mInstrumentation.onException(s, e)) { 3016 throw new RuntimeException( 3017 "Unable to bind to service " + s 3018 + " with " + data.intent + ": " + e.toString(), e); 3019 } 3020 } 3021 } 3022 } 3023 3024 private final void handleUnbindService(BindServiceData data) { 3025 Service s = mServices.get(data.token); 3026 if (s != null) { 3027 try { 3028 data.intent.setExtrasClassLoader(s.getClassLoader()); 3029 boolean doRebind = s.onUnbind(data.intent); 3030 try { 3031 if (doRebind) { 3032 ActivityManagerNative.getDefault().unbindFinished( 3033 data.token, data.intent, doRebind); 3034 } else { 3035 ActivityManagerNative.getDefault().serviceDoneExecuting( 3036 data.token, 0, 0, 0); 3037 } 3038 } catch (RemoteException ex) { 3039 } 3040 } catch (Exception e) { 3041 if (!mInstrumentation.onException(s, e)) { 3042 throw new RuntimeException( 3043 "Unable to unbind to service " + s 3044 + " with " + data.intent + ": " + e.toString(), e); 3045 } 3046 } 3047 } 3048 } 3049 3050 private void handleDumpService(DumpServiceInfo info) { 3051 try { 3052 Service s = mServices.get(info.service); 3053 if (s != null) { 3054 PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd)); 3055 s.dump(info.fd, pw, info.args); 3056 pw.close(); 3057 } 3058 } finally { 3059 synchronized (info) { 3060 info.dumped = true; 3061 info.notifyAll(); 3062 } 3063 } 3064 } 3065 3066 private final void handleServiceArgs(ServiceArgsData data) { 3067 Service s = mServices.get(data.token); 3068 if (s != null) { 3069 try { 3070 if (data.args != null) { 3071 data.args.setExtrasClassLoader(s.getClassLoader()); 3072 } 3073 int res = s.onStartCommand(data.args, data.flags, data.startId); 3074 try { 3075 ActivityManagerNative.getDefault().serviceDoneExecuting( 3076 data.token, 1, data.startId, res); 3077 } catch (RemoteException e) { 3078 // nothing to do. 3079 } 3080 ensureJitEnabled(); 3081 } catch (Exception e) { 3082 if (!mInstrumentation.onException(s, e)) { 3083 throw new RuntimeException( 3084 "Unable to start service " + s 3085 + " with " + data.args + ": " + e.toString(), e); 3086 } 3087 } 3088 } 3089 } 3090 3091 private final void handleStopService(IBinder token) { 3092 Service s = mServices.remove(token); 3093 if (s != null) { 3094 try { 3095 if (localLOGV) Slog.v(TAG, "Destroying service " + s); 3096 s.onDestroy(); 3097 Context context = s.getBaseContext(); 3098 if (context instanceof ContextImpl) { 3099 final String who = s.getClassName(); 3100 ((ContextImpl) context).scheduleFinalCleanup(who, "Service"); 3101 } 3102 try { 3103 ActivityManagerNative.getDefault().serviceDoneExecuting( 3104 token, 0, 0, 0); 3105 } catch (RemoteException e) { 3106 // nothing to do. 3107 } 3108 } catch (Exception e) { 3109 if (!mInstrumentation.onException(s, e)) { 3110 throw new RuntimeException( 3111 "Unable to stop service " + s 3112 + ": " + e.toString(), e); 3113 } 3114 } 3115 } 3116 //Slog.i(TAG, "Running services: " + mServices); 3117 } 3118 3119 public final ActivityRecord performResumeActivity(IBinder token, 3120 boolean clearHide) { 3121 ActivityRecord r = mActivities.get(token); 3122 if (localLOGV) Slog.v(TAG, "Performing resume of " + r 3123 + " finished=" + r.activity.mFinished); 3124 if (r != null && !r.activity.mFinished) { 3125 if (clearHide) { 3126 r.hideForNow = false; 3127 r.activity.mStartedActivity = false; 3128 } 3129 try { 3130 if (r.pendingIntents != null) { 3131 deliverNewIntents(r, r.pendingIntents); 3132 r.pendingIntents = null; 3133 } 3134 if (r.pendingResults != null) { 3135 deliverResults(r, r.pendingResults); 3136 r.pendingResults = null; 3137 } 3138 r.activity.performResume(); 3139 3140 EventLog.writeEvent(LOG_ON_RESUME_CALLED, 3141 r.activity.getComponentName().getClassName()); 3142 3143 r.paused = false; 3144 r.stopped = false; 3145 r.state = null; 3146 } catch (Exception e) { 3147 if (!mInstrumentation.onException(r.activity, e)) { 3148 throw new RuntimeException( 3149 "Unable to resume activity " 3150 + r.intent.getComponent().toShortString() 3151 + ": " + e.toString(), e); 3152 } 3153 } 3154 } 3155 return r; 3156 } 3157 3158 final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) { 3159 // If we are getting ready to gc after going to the background, well 3160 // we are back active so skip it. 3161 unscheduleGcIdler(); 3162 3163 ActivityRecord r = performResumeActivity(token, clearHide); 3164 3165 if (r != null) { 3166 final Activity a = r.activity; 3167 3168 if (localLOGV) Slog.v( 3169 TAG, "Resume " + r + " started activity: " + 3170 a.mStartedActivity + ", hideForNow: " + r.hideForNow 3171 + ", finished: " + a.mFinished); 3172 3173 final int forwardBit = isForward ? 3174 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0; 3175 3176 // If the window hasn't yet been added to the window manager, 3177 // and this guy didn't finish itself or start another activity, 3178 // then go ahead and add the window. 3179 boolean willBeVisible = !a.mStartedActivity; 3180 if (!willBeVisible) { 3181 try { 3182 willBeVisible = ActivityManagerNative.getDefault().willActivityBeVisible( 3183 a.getActivityToken()); 3184 } catch (RemoteException e) { 3185 } 3186 } 3187 if (r.window == null && !a.mFinished && willBeVisible) { 3188 r.window = r.activity.getWindow(); 3189 View decor = r.window.getDecorView(); 3190 decor.setVisibility(View.INVISIBLE); 3191 ViewManager wm = a.getWindowManager(); 3192 WindowManager.LayoutParams l = r.window.getAttributes(); 3193 a.mDecor = decor; 3194 l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION; 3195 l.softInputMode |= forwardBit; 3196 if (a.mVisibleFromClient) { 3197 a.mWindowAdded = true; 3198 wm.addView(decor, l); 3199 } 3200 3201 // If the window has already been added, but during resume 3202 // we started another activity, then don't yet make the 3203 // window visible. 3204 } else if (!willBeVisible) { 3205 if (localLOGV) Slog.v( 3206 TAG, "Launch " + r + " mStartedActivity set"); 3207 r.hideForNow = true; 3208 } 3209 3210 // The window is now visible if it has been added, we are not 3211 // simply finishing, and we are not starting another activity. 3212 if (!r.activity.mFinished && willBeVisible 3213 && r.activity.mDecor != null && !r.hideForNow) { 3214 if (r.newConfig != null) { 3215 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Resuming activity " 3216 + r.activityInfo.name + " with newConfig " + r.newConfig); 3217 performConfigurationChanged(r.activity, r.newConfig); 3218 r.newConfig = null; 3219 } 3220 if (localLOGV) Slog.v(TAG, "Resuming " + r + " with isForward=" 3221 + isForward); 3222 WindowManager.LayoutParams l = r.window.getAttributes(); 3223 if ((l.softInputMode 3224 & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) 3225 != forwardBit) { 3226 l.softInputMode = (l.softInputMode 3227 & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)) 3228 | forwardBit; 3229 if (r.activity.mVisibleFromClient) { 3230 ViewManager wm = a.getWindowManager(); 3231 View decor = r.window.getDecorView(); 3232 wm.updateViewLayout(decor, l); 3233 } 3234 } 3235 r.activity.mVisibleFromServer = true; 3236 mNumVisibleActivities++; 3237 if (r.activity.mVisibleFromClient) { 3238 r.activity.makeVisible(); 3239 } 3240 } 3241 3242 r.nextIdle = mNewActivities; 3243 mNewActivities = r; 3244 if (localLOGV) Slog.v( 3245 TAG, "Scheduling idle handler for " + r); 3246 Looper.myQueue().addIdleHandler(new Idler()); 3247 3248 } else { 3249 // If an exception was thrown when trying to resume, then 3250 // just end this activity. 3251 try { 3252 ActivityManagerNative.getDefault() 3253 .finishActivity(token, Activity.RESULT_CANCELED, null); 3254 } catch (RemoteException ex) { 3255 } 3256 } 3257 } 3258 3259 private int mThumbnailWidth = -1; 3260 private int mThumbnailHeight = -1; 3261 3262 private final Bitmap createThumbnailBitmap(ActivityRecord r) { 3263 Bitmap thumbnail = null; 3264 try { 3265 int w = mThumbnailWidth; 3266 int h; 3267 if (w < 0) { 3268 Resources res = r.activity.getResources(); 3269 mThumbnailHeight = h = 3270 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height); 3271 3272 mThumbnailWidth = w = 3273 res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width); 3274 } else { 3275 h = mThumbnailHeight; 3276 } 3277 3278 // XXX Only set hasAlpha if needed? 3279 thumbnail = Bitmap.createBitmap(w, h, Bitmap.Config.RGB_565); 3280 thumbnail.eraseColor(0); 3281 Canvas cv = new Canvas(thumbnail); 3282 if (!r.activity.onCreateThumbnail(thumbnail, cv)) { 3283 thumbnail = null; 3284 } 3285 } catch (Exception e) { 3286 if (!mInstrumentation.onException(r.activity, e)) { 3287 throw new RuntimeException( 3288 "Unable to create thumbnail of " 3289 + r.intent.getComponent().toShortString() 3290 + ": " + e.toString(), e); 3291 } 3292 thumbnail = null; 3293 } 3294 3295 return thumbnail; 3296 } 3297 3298 private final void handlePauseActivity(IBinder token, boolean finished, 3299 boolean userLeaving, int configChanges) { 3300 ActivityRecord r = mActivities.get(token); 3301 if (r != null) { 3302 //Slog.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r); 3303 if (userLeaving) { 3304 performUserLeavingActivity(r); 3305 } 3306 3307 r.activity.mConfigChangeFlags |= configChanges; 3308 Bundle state = performPauseActivity(token, finished, true); 3309 3310 // Tell the activity manager we have paused. 3311 try { 3312 ActivityManagerNative.getDefault().activityPaused(token, state); 3313 } catch (RemoteException ex) { 3314 } 3315 } 3316 } 3317 3318 final void performUserLeavingActivity(ActivityRecord r) { 3319 mInstrumentation.callActivityOnUserLeaving(r.activity); 3320 } 3321 3322 final Bundle performPauseActivity(IBinder token, boolean finished, 3323 boolean saveState) { 3324 ActivityRecord r = mActivities.get(token); 3325 return r != null ? performPauseActivity(r, finished, saveState) : null; 3326 } 3327 3328 final Bundle performPauseActivity(ActivityRecord r, boolean finished, 3329 boolean saveState) { 3330 if (r.paused) { 3331 if (r.activity.mFinished) { 3332 // If we are finishing, we won't call onResume() in certain cases. 3333 // So here we likewise don't want to call onPause() if the activity 3334 // isn't resumed. 3335 return null; 3336 } 3337 RuntimeException e = new RuntimeException( 3338 "Performing pause of activity that is not resumed: " 3339 + r.intent.getComponent().toShortString()); 3340 Slog.e(TAG, e.getMessage(), e); 3341 } 3342 Bundle state = null; 3343 if (finished) { 3344 r.activity.mFinished = true; 3345 } 3346 try { 3347 // Next have the activity save its current state and managed dialogs... 3348 if (!r.activity.mFinished && saveState) { 3349 state = new Bundle(); 3350 mInstrumentation.callActivityOnSaveInstanceState(r.activity, state); 3351 r.state = state; 3352 } 3353 // Now we are idle. 3354 r.activity.mCalled = false; 3355 mInstrumentation.callActivityOnPause(r.activity); 3356 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName()); 3357 if (!r.activity.mCalled) { 3358 throw new SuperNotCalledException( 3359 "Activity " + r.intent.getComponent().toShortString() + 3360 " did not call through to super.onPause()"); 3361 } 3362 3363 } catch (SuperNotCalledException e) { 3364 throw e; 3365 3366 } catch (Exception e) { 3367 if (!mInstrumentation.onException(r.activity, e)) { 3368 throw new RuntimeException( 3369 "Unable to pause activity " 3370 + r.intent.getComponent().toShortString() 3371 + ": " + e.toString(), e); 3372 } 3373 } 3374 r.paused = true; 3375 return state; 3376 } 3377 3378 final void performStopActivity(IBinder token) { 3379 ActivityRecord r = mActivities.get(token); 3380 performStopActivityInner(r, null, false); 3381 } 3382 3383 private static class StopInfo { 3384 Bitmap thumbnail; 3385 CharSequence description; 3386 } 3387 3388 private final class ProviderRefCount { 3389 public int count; 3390 ProviderRefCount(int pCount) { 3391 count = pCount; 3392 } 3393 } 3394 3395 private final void performStopActivityInner(ActivityRecord r, 3396 StopInfo info, boolean keepShown) { 3397 if (localLOGV) Slog.v(TAG, "Performing stop of " + r); 3398 if (r != null) { 3399 if (!keepShown && r.stopped) { 3400 if (r.activity.mFinished) { 3401 // If we are finishing, we won't call onResume() in certain 3402 // cases. So here we likewise don't want to call onStop() 3403 // if the activity isn't resumed. 3404 return; 3405 } 3406 RuntimeException e = new RuntimeException( 3407 "Performing stop of activity that is not resumed: " 3408 + r.intent.getComponent().toShortString()); 3409 Slog.e(TAG, e.getMessage(), e); 3410 } 3411 3412 if (info != null) { 3413 try { 3414 // First create a thumbnail for the activity... 3415 //info.thumbnail = createThumbnailBitmap(r); 3416 info.description = r.activity.onCreateDescription(); 3417 } catch (Exception e) { 3418 if (!mInstrumentation.onException(r.activity, e)) { 3419 throw new RuntimeException( 3420 "Unable to save state of activity " 3421 + r.intent.getComponent().toShortString() 3422 + ": " + e.toString(), e); 3423 } 3424 } 3425 } 3426 3427 if (!keepShown) { 3428 try { 3429 // Now we are idle. 3430 r.activity.performStop(); 3431 } catch (Exception e) { 3432 if (!mInstrumentation.onException(r.activity, e)) { 3433 throw new RuntimeException( 3434 "Unable to stop activity " 3435 + r.intent.getComponent().toShortString() 3436 + ": " + e.toString(), e); 3437 } 3438 } 3439 r.stopped = true; 3440 } 3441 3442 r.paused = true; 3443 } 3444 } 3445 3446 private final void updateVisibility(ActivityRecord r, boolean show) { 3447 View v = r.activity.mDecor; 3448 if (v != null) { 3449 if (show) { 3450 if (!r.activity.mVisibleFromServer) { 3451 r.activity.mVisibleFromServer = true; 3452 mNumVisibleActivities++; 3453 if (r.activity.mVisibleFromClient) { 3454 r.activity.makeVisible(); 3455 } 3456 } 3457 if (r.newConfig != null) { 3458 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Updating activity vis " 3459 + r.activityInfo.name + " with new config " + r.newConfig); 3460 performConfigurationChanged(r.activity, r.newConfig); 3461 r.newConfig = null; 3462 } 3463 } else { 3464 if (r.activity.mVisibleFromServer) { 3465 r.activity.mVisibleFromServer = false; 3466 mNumVisibleActivities--; 3467 v.setVisibility(View.INVISIBLE); 3468 } 3469 } 3470 } 3471 } 3472 3473 private final void handleStopActivity(IBinder token, boolean show, int configChanges) { 3474 ActivityRecord r = mActivities.get(token); 3475 r.activity.mConfigChangeFlags |= configChanges; 3476 3477 StopInfo info = new StopInfo(); 3478 performStopActivityInner(r, info, show); 3479 3480 if (localLOGV) Slog.v( 3481 TAG, "Finishing stop of " + r + ": show=" + show 3482 + " win=" + r.window); 3483 3484 updateVisibility(r, show); 3485 3486 // Tell activity manager we have been stopped. 3487 try { 3488 ActivityManagerNative.getDefault().activityStopped( 3489 r.token, info.thumbnail, info.description); 3490 } catch (RemoteException ex) { 3491 } 3492 } 3493 3494 final void performRestartActivity(IBinder token) { 3495 ActivityRecord r = mActivities.get(token); 3496 if (r.stopped) { 3497 r.activity.performRestart(); 3498 r.stopped = false; 3499 } 3500 } 3501 3502 private final void handleWindowVisibility(IBinder token, boolean show) { 3503 ActivityRecord r = mActivities.get(token); 3504 if (!show && !r.stopped) { 3505 performStopActivityInner(r, null, show); 3506 } else if (show && r.stopped) { 3507 // If we are getting ready to gc after going to the background, well 3508 // we are back active so skip it. 3509 unscheduleGcIdler(); 3510 3511 r.activity.performRestart(); 3512 r.stopped = false; 3513 } 3514 if (r.activity.mDecor != null) { 3515 if (Config.LOGV) Slog.v( 3516 TAG, "Handle window " + r + " visibility: " + show); 3517 updateVisibility(r, show); 3518 } 3519 } 3520 3521 private final void deliverResults(ActivityRecord r, List<ResultInfo> results) { 3522 final int N = results.size(); 3523 for (int i=0; i<N; i++) { 3524 ResultInfo ri = results.get(i); 3525 try { 3526 if (ri.mData != null) { 3527 ri.mData.setExtrasClassLoader(r.activity.getClassLoader()); 3528 } 3529 if (DEBUG_RESULTS) Slog.v(TAG, 3530 "Delivering result to activity " + r + " : " + ri); 3531 r.activity.dispatchActivityResult(ri.mResultWho, 3532 ri.mRequestCode, ri.mResultCode, ri.mData); 3533 } catch (Exception e) { 3534 if (!mInstrumentation.onException(r.activity, e)) { 3535 throw new RuntimeException( 3536 "Failure delivering result " + ri + " to activity " 3537 + r.intent.getComponent().toShortString() 3538 + ": " + e.toString(), e); 3539 } 3540 } 3541 } 3542 } 3543 3544 private final void handleSendResult(ResultData res) { 3545 ActivityRecord r = mActivities.get(res.token); 3546 if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r); 3547 if (r != null) { 3548 final boolean resumed = !r.paused; 3549 if (!r.activity.mFinished && r.activity.mDecor != null 3550 && r.hideForNow && resumed) { 3551 // We had hidden the activity because it started another 3552 // one... we have gotten a result back and we are not 3553 // paused, so make sure our window is visible. 3554 updateVisibility(r, true); 3555 } 3556 if (resumed) { 3557 try { 3558 // Now we are idle. 3559 r.activity.mCalled = false; 3560 mInstrumentation.callActivityOnPause(r.activity); 3561 if (!r.activity.mCalled) { 3562 throw new SuperNotCalledException( 3563 "Activity " + r.intent.getComponent().toShortString() 3564 + " did not call through to super.onPause()"); 3565 } 3566 } catch (SuperNotCalledException e) { 3567 throw e; 3568 } catch (Exception e) { 3569 if (!mInstrumentation.onException(r.activity, e)) { 3570 throw new RuntimeException( 3571 "Unable to pause activity " 3572 + r.intent.getComponent().toShortString() 3573 + ": " + e.toString(), e); 3574 } 3575 } 3576 } 3577 deliverResults(r, res.results); 3578 if (resumed) { 3579 mInstrumentation.callActivityOnResume(r.activity); 3580 } 3581 } 3582 } 3583 3584 public final ActivityRecord performDestroyActivity(IBinder token, boolean finishing) { 3585 return performDestroyActivity(token, finishing, 0, false); 3586 } 3587 3588 private final ActivityRecord performDestroyActivity(IBinder token, boolean finishing, 3589 int configChanges, boolean getNonConfigInstance) { 3590 ActivityRecord r = mActivities.get(token); 3591 if (localLOGV) Slog.v(TAG, "Performing finish of " + r); 3592 if (r != null) { 3593 r.activity.mConfigChangeFlags |= configChanges; 3594 if (finishing) { 3595 r.activity.mFinished = true; 3596 } 3597 if (getNonConfigInstance) { 3598 r.activity.mChangingConfigurations = true; 3599 } 3600 if (!r.paused) { 3601 try { 3602 r.activity.mCalled = false; 3603 mInstrumentation.callActivityOnPause(r.activity); 3604 EventLog.writeEvent(LOG_ON_PAUSE_CALLED, 3605 r.activity.getComponentName().getClassName()); 3606 if (!r.activity.mCalled) { 3607 throw new SuperNotCalledException( 3608 "Activity " + safeToComponentShortString(r.intent) 3609 + " did not call through to super.onPause()"); 3610 } 3611 } catch (SuperNotCalledException e) { 3612 throw e; 3613 } catch (Exception e) { 3614 if (!mInstrumentation.onException(r.activity, e)) { 3615 throw new RuntimeException( 3616 "Unable to pause activity " 3617 + safeToComponentShortString(r.intent) 3618 + ": " + e.toString(), e); 3619 } 3620 } 3621 r.paused = true; 3622 } 3623 if (!r.stopped) { 3624 try { 3625 r.activity.performStop(); 3626 } catch (SuperNotCalledException e) { 3627 throw e; 3628 } catch (Exception e) { 3629 if (!mInstrumentation.onException(r.activity, e)) { 3630 throw new RuntimeException( 3631 "Unable to stop activity " 3632 + safeToComponentShortString(r.intent) 3633 + ": " + e.toString(), e); 3634 } 3635 } 3636 r.stopped = true; 3637 } 3638 if (getNonConfigInstance) { 3639 try { 3640 r.lastNonConfigurationInstances 3641 = r.activity.retainNonConfigurationInstances(); 3642 } catch (Exception e) { 3643 if (!mInstrumentation.onException(r.activity, e)) { 3644 throw new RuntimeException( 3645 "Unable to retain activity " 3646 + r.intent.getComponent().toShortString() 3647 + ": " + e.toString(), e); 3648 } 3649 } 3650 } 3651 try { 3652 r.activity.mCalled = false; 3653 mInstrumentation.callActivityOnDestroy(r.activity); 3654 if (!r.activity.mCalled) { 3655 throw new SuperNotCalledException( 3656 "Activity " + safeToComponentShortString(r.intent) + 3657 " did not call through to super.onDestroy()"); 3658 } 3659 if (r.window != null) { 3660 r.window.closeAllPanels(); 3661 } 3662 } catch (SuperNotCalledException e) { 3663 throw e; 3664 } catch (Exception e) { 3665 if (!mInstrumentation.onException(r.activity, e)) { 3666 throw new RuntimeException( 3667 "Unable to destroy activity " + safeToComponentShortString(r.intent) 3668 + ": " + e.toString(), e); 3669 } 3670 } 3671 } 3672 mActivities.remove(token); 3673 3674 return r; 3675 } 3676 3677 private static String safeToComponentShortString(Intent intent) { 3678 ComponentName component = intent.getComponent(); 3679 return component == null ? "[Unknown]" : component.toShortString(); 3680 } 3681 3682 private final void handleDestroyActivity(IBinder token, boolean finishing, 3683 int configChanges, boolean getNonConfigInstance) { 3684 ActivityRecord r = performDestroyActivity(token, finishing, 3685 configChanges, getNonConfigInstance); 3686 if (r != null) { 3687 WindowManager wm = r.activity.getWindowManager(); 3688 View v = r.activity.mDecor; 3689 if (v != null) { 3690 if (r.activity.mVisibleFromServer) { 3691 mNumVisibleActivities--; 3692 } 3693 IBinder wtoken = v.getWindowToken(); 3694 if (r.activity.mWindowAdded) { 3695 wm.removeViewImmediate(v); 3696 } 3697 if (wtoken != null) { 3698 WindowManagerImpl.getDefault().closeAll(wtoken, 3699 r.activity.getClass().getName(), "Activity"); 3700 } 3701 r.activity.mDecor = null; 3702 } 3703 WindowManagerImpl.getDefault().closeAll(token, 3704 r.activity.getClass().getName(), "Activity"); 3705 3706 // Mocked out contexts won't be participating in the normal 3707 // process lifecycle, but if we're running with a proper 3708 // ApplicationContext we need to have it tear down things 3709 // cleanly. 3710 Context c = r.activity.getBaseContext(); 3711 if (c instanceof ContextImpl) { 3712 ((ContextImpl) c).scheduleFinalCleanup( 3713 r.activity.getClass().getName(), "Activity"); 3714 } 3715 } 3716 if (finishing) { 3717 try { 3718 ActivityManagerNative.getDefault().activityDestroyed(token); 3719 } catch (RemoteException ex) { 3720 // If the system process has died, it's game over for everyone. 3721 } 3722 } 3723 } 3724 3725 private final void handleRelaunchActivity(ActivityRecord tmp, int configChanges) { 3726 // If we are getting ready to gc after going to the background, well 3727 // we are back active so skip it. 3728 unscheduleGcIdler(); 3729 3730 Configuration changedConfig = null; 3731 3732 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3733 + tmp.token + " with configChanges=0x" 3734 + Integer.toHexString(configChanges)); 3735 3736 // First: make sure we have the most recent configuration and most 3737 // recent version of the activity, or skip it if some previous call 3738 // had taken a more recent version. 3739 synchronized (mPackages) { 3740 int N = mRelaunchingActivities.size(); 3741 IBinder token = tmp.token; 3742 tmp = null; 3743 for (int i=0; i<N; i++) { 3744 ActivityRecord r = mRelaunchingActivities.get(i); 3745 if (r.token == token) { 3746 tmp = r; 3747 mRelaunchingActivities.remove(i); 3748 i--; 3749 N--; 3750 } 3751 } 3752 3753 if (tmp == null) { 3754 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Abort, activity not relaunching!"); 3755 return; 3756 } 3757 3758 if (mPendingConfiguration != null) { 3759 changedConfig = mPendingConfiguration; 3760 mPendingConfiguration = null; 3761 } 3762 } 3763 3764 if (tmp.createdConfig != null) { 3765 // If the activity manager is passing us its current config, 3766 // assume that is really what we want regardless of what we 3767 // may have pending. 3768 if (mConfiguration == null 3769 || (tmp.createdConfig.isOtherSeqNewer(mConfiguration) 3770 && mConfiguration.diff(tmp.createdConfig) != 0)) { 3771 if (changedConfig == null 3772 || tmp.createdConfig.isOtherSeqNewer(changedConfig)) { 3773 changedConfig = tmp.createdConfig; 3774 } 3775 } 3776 } 3777 3778 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Relaunching activity " 3779 + tmp.token + ": changedConfig=" + changedConfig); 3780 3781 // If there was a pending configuration change, execute it first. 3782 if (changedConfig != null) { 3783 handleConfigurationChanged(changedConfig); 3784 } 3785 3786 ActivityRecord r = mActivities.get(tmp.token); 3787 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handling relaunch of " + r); 3788 if (r == null) { 3789 return; 3790 } 3791 3792 r.activity.mConfigChangeFlags |= configChanges; 3793 Intent currentIntent = r.activity.mIntent; 3794 3795 Bundle savedState = null; 3796 if (!r.paused) { 3797 savedState = performPauseActivity(r.token, false, true); 3798 } 3799 3800 handleDestroyActivity(r.token, false, configChanges, true); 3801 3802 r.activity = null; 3803 r.window = null; 3804 r.hideForNow = false; 3805 r.nextIdle = null; 3806 // Merge any pending results and pending intents; don't just replace them 3807 if (tmp.pendingResults != null) { 3808 if (r.pendingResults == null) { 3809 r.pendingResults = tmp.pendingResults; 3810 } else { 3811 r.pendingResults.addAll(tmp.pendingResults); 3812 } 3813 } 3814 if (tmp.pendingIntents != null) { 3815 if (r.pendingIntents == null) { 3816 r.pendingIntents = tmp.pendingIntents; 3817 } else { 3818 r.pendingIntents.addAll(tmp.pendingIntents); 3819 } 3820 } 3821 r.startsNotResumed = tmp.startsNotResumed; 3822 if (savedState != null) { 3823 r.state = savedState; 3824 } 3825 3826 handleLaunchActivity(r, currentIntent); 3827 } 3828 3829 private final void handleRequestThumbnail(IBinder token) { 3830 ActivityRecord r = mActivities.get(token); 3831 Bitmap thumbnail = createThumbnailBitmap(r); 3832 CharSequence description = null; 3833 try { 3834 description = r.activity.onCreateDescription(); 3835 } catch (Exception e) { 3836 if (!mInstrumentation.onException(r.activity, e)) { 3837 throw new RuntimeException( 3838 "Unable to create description of activity " 3839 + r.intent.getComponent().toShortString() 3840 + ": " + e.toString(), e); 3841 } 3842 } 3843 //System.out.println("Reporting top thumbnail " + thumbnail); 3844 try { 3845 ActivityManagerNative.getDefault().reportThumbnail( 3846 token, thumbnail, description); 3847 } catch (RemoteException ex) { 3848 } 3849 } 3850 3851 ArrayList<ComponentCallbacks> collectComponentCallbacksLocked( 3852 boolean allActivities, Configuration newConfig) { 3853 ArrayList<ComponentCallbacks> callbacks 3854 = new ArrayList<ComponentCallbacks>(); 3855 3856 if (mActivities.size() > 0) { 3857 Iterator<ActivityRecord> it = mActivities.values().iterator(); 3858 while (it.hasNext()) { 3859 ActivityRecord ar = it.next(); 3860 Activity a = ar.activity; 3861 if (a != null) { 3862 if (!ar.activity.mFinished && (allActivities || 3863 (a != null && !ar.paused))) { 3864 // If the activity is currently resumed, its configuration 3865 // needs to change right now. 3866 callbacks.add(a); 3867 } else if (newConfig != null) { 3868 // Otherwise, we will tell it about the change 3869 // the next time it is resumed or shown. Note that 3870 // the activity manager may, before then, decide the 3871 // activity needs to be destroyed to handle its new 3872 // configuration. 3873 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Setting activity " 3874 + ar.activityInfo.name + " newConfig=" + newConfig); 3875 ar.newConfig = newConfig; 3876 } 3877 } 3878 } 3879 } 3880 if (mServices.size() > 0) { 3881 Iterator<Service> it = mServices.values().iterator(); 3882 while (it.hasNext()) { 3883 callbacks.add(it.next()); 3884 } 3885 } 3886 synchronized (mProviderMap) { 3887 if (mLocalProviders.size() > 0) { 3888 Iterator<ProviderRecord> it = mLocalProviders.values().iterator(); 3889 while (it.hasNext()) { 3890 callbacks.add(it.next().mLocalProvider); 3891 } 3892 } 3893 } 3894 final int N = mAllApplications.size(); 3895 for (int i=0; i<N; i++) { 3896 callbacks.add(mAllApplications.get(i)); 3897 } 3898 3899 return callbacks; 3900 } 3901 3902 private final void performConfigurationChanged( 3903 ComponentCallbacks cb, Configuration config) { 3904 // Only for Activity objects, check that they actually call up to their 3905 // superclass implementation. ComponentCallbacks is an interface, so 3906 // we check the runtime type and act accordingly. 3907 Activity activity = (cb instanceof Activity) ? (Activity) cb : null; 3908 if (activity != null) { 3909 activity.mCalled = false; 3910 } 3911 3912 boolean shouldChangeConfig = false; 3913 if ((activity == null) || (activity.mCurrentConfig == null)) { 3914 shouldChangeConfig = true; 3915 } else { 3916 3917 // If the new config is the same as the config this Activity 3918 // is already running with then don't bother calling 3919 // onConfigurationChanged 3920 int diff = activity.mCurrentConfig.diff(config); 3921 if (diff != 0) { 3922 3923 // If this activity doesn't handle any of the config changes 3924 // then don't bother calling onConfigurationChanged as we're 3925 // going to destroy it. 3926 if ((~activity.mActivityInfo.configChanges & diff) == 0) { 3927 shouldChangeConfig = true; 3928 } 3929 } 3930 } 3931 3932 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Config callback " + cb 3933 + ": shouldChangeConfig=" + shouldChangeConfig); 3934 if (shouldChangeConfig) { 3935 cb.onConfigurationChanged(config); 3936 3937 if (activity != null) { 3938 if (!activity.mCalled) { 3939 throw new SuperNotCalledException( 3940 "Activity " + activity.getLocalClassName() + 3941 " did not call through to super.onConfigurationChanged()"); 3942 } 3943 activity.mConfigChangeFlags = 0; 3944 activity.mCurrentConfig = new Configuration(config); 3945 } 3946 } 3947 } 3948 3949 final boolean applyConfigurationToResourcesLocked(Configuration config) { 3950 if (mResConfiguration == null) { 3951 mResConfiguration = new Configuration(); 3952 } 3953 if (!mResConfiguration.isOtherSeqNewer(config)) { 3954 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Skipping new config: curSeq=" 3955 + mResConfiguration.seq + ", newSeq=" + config.seq); 3956 return false; 3957 } 3958 int changes = mResConfiguration.updateFrom(config); 3959 DisplayMetrics dm = getDisplayMetricsLocked(true); 3960 3961 // set it for java, this also affects newly created Resources 3962 if (config.locale != null) { 3963 Locale.setDefault(config.locale); 3964 } 3965 3966 Resources.updateSystemConfiguration(config, dm); 3967 3968 ContextImpl.ApplicationPackageManager.configurationChanged(); 3969 //Slog.i(TAG, "Configuration changed in " + currentPackageName()); 3970 3971 Iterator<WeakReference<Resources>> it = 3972 mActiveResources.values().iterator(); 3973 //Iterator<Map.Entry<String, WeakReference<Resources>>> it = 3974 // mActiveResources.entrySet().iterator(); 3975 while (it.hasNext()) { 3976 WeakReference<Resources> v = it.next(); 3977 Resources r = v.get(); 3978 if (r != null) { 3979 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Changing resources " 3980 + r + " config to: " + config); 3981 r.updateConfiguration(config, dm); 3982 //Slog.i(TAG, "Updated app resources " + v.getKey() 3983 // + " " + r + ": " + r.getConfiguration()); 3984 } else { 3985 //Slog.i(TAG, "Removing old resources " + v.getKey()); 3986 it.remove(); 3987 } 3988 } 3989 3990 return changes != 0; 3991 } 3992 3993 final void handleConfigurationChanged(Configuration config) { 3994 3995 ArrayList<ComponentCallbacks> callbacks = null; 3996 3997 synchronized (mPackages) { 3998 if (mPendingConfiguration != null) { 3999 if (!mPendingConfiguration.isOtherSeqNewer(config)) { 4000 config = mPendingConfiguration; 4001 } 4002 mPendingConfiguration = null; 4003 } 4004 4005 if (config == null) { 4006 return; 4007 } 4008 4009 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle configuration changed: " 4010 + config); 4011 4012 applyConfigurationToResourcesLocked(config); 4013 4014 if (mConfiguration == null) { 4015 mConfiguration = new Configuration(); 4016 } 4017 if (!mConfiguration.isOtherSeqNewer(config)) { 4018 return; 4019 } 4020 mConfiguration.updateFrom(config); 4021 4022 callbacks = collectComponentCallbacksLocked(false, config); 4023 } 4024 4025 if (callbacks != null) { 4026 final int N = callbacks.size(); 4027 for (int i=0; i<N; i++) { 4028 performConfigurationChanged(callbacks.get(i), config); 4029 } 4030 } 4031 } 4032 4033 final void handleActivityConfigurationChanged(IBinder token) { 4034 ActivityRecord r = mActivities.get(token); 4035 if (r == null || r.activity == null) { 4036 return; 4037 } 4038 4039 if (DEBUG_CONFIGURATION) Slog.v(TAG, "Handle activity config changed: " 4040 + r.activityInfo.name); 4041 4042 performConfigurationChanged(r.activity, mConfiguration); 4043 } 4044 4045 final void handleProfilerControl(boolean start, ProfilerControlData pcd) { 4046 if (start) { 4047 try { 4048 Debug.startMethodTracing(pcd.path, pcd.fd.getFileDescriptor(), 4049 8 * 1024 * 1024, 0); 4050 } catch (RuntimeException e) { 4051 Slog.w(TAG, "Profiling failed on path " + pcd.path 4052 + " -- can the process access this path?"); 4053 } finally { 4054 try { 4055 pcd.fd.close(); 4056 } catch (IOException e) { 4057 Slog.w(TAG, "Failure closing profile fd", e); 4058 } 4059 } 4060 } else { 4061 Debug.stopMethodTracing(); 4062 } 4063 } 4064 4065 final void handleDispatchPackageBroadcast(int cmd, String[] packages) { 4066 boolean hasPkgInfo = false; 4067 if (packages != null) { 4068 for (int i=packages.length-1; i>=0; i--) { 4069 //Slog.i(TAG, "Cleaning old package: " + packages[i]); 4070 if (!hasPkgInfo) { 4071 WeakReference<PackageInfo> ref; 4072 ref = mPackages.get(packages[i]); 4073 if (ref != null && ref.get() != null) { 4074 hasPkgInfo = true; 4075 } else { 4076 ref = mResourcePackages.get(packages[i]); 4077 if (ref != null && ref.get() != null) { 4078 hasPkgInfo = true; 4079 } 4080 } 4081 } 4082 mPackages.remove(packages[i]); 4083 mResourcePackages.remove(packages[i]); 4084 } 4085 } 4086 ContextImpl.ApplicationPackageManager.handlePackageBroadcast(cmd, packages, 4087 hasPkgInfo); 4088 } 4089 4090 final void handleLowMemory() { 4091 ArrayList<ComponentCallbacks> callbacks 4092 = new ArrayList<ComponentCallbacks>(); 4093 4094 synchronized (mPackages) { 4095 callbacks = collectComponentCallbacksLocked(true, null); 4096 } 4097 4098 final int N = callbacks.size(); 4099 for (int i=0; i<N; i++) { 4100 callbacks.get(i).onLowMemory(); 4101 } 4102 4103 // Ask SQLite to free up as much memory as it can, mostly from its page caches. 4104 if (Process.myUid() != Process.SYSTEM_UID) { 4105 int sqliteReleased = SQLiteDatabase.releaseMemory(); 4106 EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased); 4107 } 4108 4109 // Ask graphics to free up as much as possible (font/image caches) 4110 Canvas.freeCaches(); 4111 4112 BinderInternal.forceGc("mem"); 4113 } 4114 4115 private final void handleBindApplication(AppBindData data) { 4116 mBoundApplication = data; 4117 mConfiguration = new Configuration(data.config); 4118 4119 // send up app name; do this *before* waiting for debugger 4120 Process.setArgV0(data.processName); 4121 android.ddm.DdmHandleAppName.setAppName(data.processName); 4122 4123 /* 4124 * Before spawning a new process, reset the time zone to be the system time zone. 4125 * This needs to be done because the system time zone could have changed after the 4126 * the spawning of this process. Without doing this this process would have the incorrect 4127 * system time zone. 4128 */ 4129 TimeZone.setDefault(null); 4130 4131 /* 4132 * Initialize the default locale in this process for the reasons we set the time zone. 4133 */ 4134 Locale.setDefault(data.config.locale); 4135 4136 /* 4137 * Update the system configuration since its preloaded and might not 4138 * reflect configuration changes. The configuration object passed 4139 * in AppBindData can be safely assumed to be up to date 4140 */ 4141 Resources.getSystem().updateConfiguration(mConfiguration, null); 4142 4143 data.info = getPackageInfoNoCheck(data.appInfo); 4144 4145 /** 4146 * For system applications on userdebug/eng builds, log stack 4147 * traces of disk and network access to dropbox for analysis. 4148 */ 4149 if ((data.appInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0 && 4150 !"user".equals(Build.TYPE)) { 4151 StrictMode.setThreadBlockingPolicy( 4152 StrictMode.DISALLOW_DISK_WRITE | 4153 StrictMode.DISALLOW_DISK_READ | 4154 StrictMode.DISALLOW_NETWORK | 4155 StrictMode.PENALTY_DROPBOX); 4156 } 4157 4158 /** 4159 * Switch this process to density compatibility mode if needed. 4160 */ 4161 if ((data.appInfo.flags&ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) 4162 == 0) { 4163 Bitmap.setDefaultDensity(DisplayMetrics.DENSITY_DEFAULT); 4164 } 4165 4166 if (data.debugMode != IApplicationThread.DEBUG_OFF) { 4167 // XXX should have option to change the port. 4168 Debug.changeDebugPort(8100); 4169 if (data.debugMode == IApplicationThread.DEBUG_WAIT) { 4170 Slog.w(TAG, "Application " + data.info.getPackageName() 4171 + " is waiting for the debugger on port 8100..."); 4172 4173 IActivityManager mgr = ActivityManagerNative.getDefault(); 4174 try { 4175 mgr.showWaitingForDebugger(mAppThread, true); 4176 } catch (RemoteException ex) { 4177 } 4178 4179 Debug.waitForDebugger(); 4180 4181 try { 4182 mgr.showWaitingForDebugger(mAppThread, false); 4183 } catch (RemoteException ex) { 4184 } 4185 4186 } else { 4187 Slog.w(TAG, "Application " + data.info.getPackageName() 4188 + " can be debugged on port 8100..."); 4189 } 4190 } 4191 4192 if (data.instrumentationName != null) { 4193 ContextImpl appContext = new ContextImpl(); 4194 appContext.init(data.info, null, this); 4195 InstrumentationInfo ii = null; 4196 try { 4197 ii = appContext.getPackageManager(). 4198 getInstrumentationInfo(data.instrumentationName, 0); 4199 } catch (PackageManager.NameNotFoundException e) { 4200 } 4201 if (ii == null) { 4202 throw new RuntimeException( 4203 "Unable to find instrumentation info for: " 4204 + data.instrumentationName); 4205 } 4206 4207 mInstrumentationAppDir = ii.sourceDir; 4208 mInstrumentationAppPackage = ii.packageName; 4209 mInstrumentedAppDir = data.info.getAppDir(); 4210 4211 ApplicationInfo instrApp = new ApplicationInfo(); 4212 instrApp.packageName = ii.packageName; 4213 instrApp.sourceDir = ii.sourceDir; 4214 instrApp.publicSourceDir = ii.publicSourceDir; 4215 instrApp.dataDir = ii.dataDir; 4216 PackageInfo pi = getPackageInfo(instrApp, 4217 appContext.getClassLoader(), false, true); 4218 ContextImpl instrContext = new ContextImpl(); 4219 instrContext.init(pi, null, this); 4220 4221 try { 4222 java.lang.ClassLoader cl = instrContext.getClassLoader(); 4223 mInstrumentation = (Instrumentation) 4224 cl.loadClass(data.instrumentationName.getClassName()).newInstance(); 4225 } catch (Exception e) { 4226 throw new RuntimeException( 4227 "Unable to instantiate instrumentation " 4228 + data.instrumentationName + ": " + e.toString(), e); 4229 } 4230 4231 mInstrumentation.init(this, instrContext, appContext, 4232 new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher); 4233 4234 if (data.profileFile != null && !ii.handleProfiling) { 4235 data.handlingProfiling = true; 4236 File file = new File(data.profileFile); 4237 file.getParentFile().mkdirs(); 4238 Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024); 4239 } 4240 4241 try { 4242 mInstrumentation.onCreate(data.instrumentationArgs); 4243 } 4244 catch (Exception e) { 4245 throw new RuntimeException( 4246 "Exception thrown in onCreate() of " 4247 + data.instrumentationName + ": " + e.toString(), e); 4248 } 4249 4250 } else { 4251 mInstrumentation = new Instrumentation(); 4252 } 4253 4254 // If the app is being launched for full backup or restore, bring it up in 4255 // a restricted environment with the base application class. 4256 Application app = data.info.makeApplication(data.restrictedBackupMode, null); 4257 mInitialApplication = app; 4258 4259 List<ProviderInfo> providers = data.providers; 4260 if (providers != null) { 4261 installContentProviders(app, providers); 4262 // For process that contain content providers, we want to 4263 // ensure that the JIT is enabled "at some point". 4264 mH.sendEmptyMessageDelayed(H.ENABLE_JIT, 10*1000); 4265 } 4266 4267 try { 4268 mInstrumentation.callApplicationOnCreate(app); 4269 } catch (Exception e) { 4270 if (!mInstrumentation.onException(app, e)) { 4271 throw new RuntimeException( 4272 "Unable to create application " + app.getClass().getName() 4273 + ": " + e.toString(), e); 4274 } 4275 } 4276 } 4277 4278 /*package*/ final void finishInstrumentation(int resultCode, Bundle results) { 4279 IActivityManager am = ActivityManagerNative.getDefault(); 4280 if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) { 4281 Debug.stopMethodTracing(); 4282 } 4283 //Slog.i(TAG, "am: " + ActivityManagerNative.getDefault() 4284 // + ", app thr: " + mAppThread); 4285 try { 4286 am.finishInstrumentation(mAppThread, resultCode, results); 4287 } catch (RemoteException ex) { 4288 } 4289 } 4290 4291 private final void installContentProviders( 4292 Context context, List<ProviderInfo> providers) { 4293 final ArrayList<IActivityManager.ContentProviderHolder> results = 4294 new ArrayList<IActivityManager.ContentProviderHolder>(); 4295 4296 Iterator<ProviderInfo> i = providers.iterator(); 4297 while (i.hasNext()) { 4298 ProviderInfo cpi = i.next(); 4299 StringBuilder buf = new StringBuilder(128); 4300 buf.append("Publishing provider "); 4301 buf.append(cpi.authority); 4302 buf.append(": "); 4303 buf.append(cpi.name); 4304 Log.i(TAG, buf.toString()); 4305 IContentProvider cp = installProvider(context, null, cpi, false); 4306 if (cp != null) { 4307 IActivityManager.ContentProviderHolder cph = 4308 new IActivityManager.ContentProviderHolder(cpi); 4309 cph.provider = cp; 4310 results.add(cph); 4311 // Don't ever unload this provider from the process. 4312 synchronized(mProviderMap) { 4313 mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000)); 4314 } 4315 } 4316 } 4317 4318 try { 4319 ActivityManagerNative.getDefault().publishContentProviders( 4320 getApplicationThread(), results); 4321 } catch (RemoteException ex) { 4322 } 4323 } 4324 4325 private final IContentProvider getProvider(Context context, String name) { 4326 synchronized(mProviderMap) { 4327 final ProviderRecord pr = mProviderMap.get(name); 4328 if (pr != null) { 4329 return pr.mProvider; 4330 } 4331 } 4332 4333 IActivityManager.ContentProviderHolder holder = null; 4334 try { 4335 holder = ActivityManagerNative.getDefault().getContentProvider( 4336 getApplicationThread(), name); 4337 } catch (RemoteException ex) { 4338 } 4339 if (holder == null) { 4340 Slog.e(TAG, "Failed to find provider info for " + name); 4341 return null; 4342 } 4343 if (holder.permissionFailure != null) { 4344 throw new SecurityException("Permission " + holder.permissionFailure 4345 + " required for provider " + name); 4346 } 4347 4348 IContentProvider prov = installProvider(context, holder.provider, 4349 holder.info, true); 4350 //Slog.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded); 4351 if (holder.noReleaseNeeded || holder.provider == null) { 4352 // We are not going to release the provider if it is an external 4353 // provider that doesn't care about being released, or if it is 4354 // a local provider running in this process. 4355 //Slog.i(TAG, "*** NO RELEASE NEEDED"); 4356 synchronized(mProviderMap) { 4357 mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000)); 4358 } 4359 } 4360 return prov; 4361 } 4362 4363 public final IContentProvider acquireProvider(Context c, String name) { 4364 IContentProvider provider = getProvider(c, name); 4365 if(provider == null) 4366 return null; 4367 IBinder jBinder = provider.asBinder(); 4368 synchronized(mProviderMap) { 4369 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 4370 if(prc == null) { 4371 mProviderRefCountMap.put(jBinder, new ProviderRefCount(1)); 4372 } else { 4373 prc.count++; 4374 } //end else 4375 } //end synchronized 4376 return provider; 4377 } 4378 4379 public final boolean releaseProvider(IContentProvider provider) { 4380 if(provider == null) { 4381 return false; 4382 } 4383 IBinder jBinder = provider.asBinder(); 4384 synchronized(mProviderMap) { 4385 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 4386 if(prc == null) { 4387 if(localLOGV) Slog.v(TAG, "releaseProvider::Weird shouldnt be here"); 4388 return false; 4389 } else { 4390 prc.count--; 4391 if(prc.count == 0) { 4392 // Schedule the actual remove asynchronously, since we 4393 // don't know the context this will be called in. 4394 // TODO: it would be nice to post a delayed message, so 4395 // if we come back and need the same provider quickly 4396 // we will still have it available. 4397 Message msg = mH.obtainMessage(H.REMOVE_PROVIDER, provider); 4398 mH.sendMessage(msg); 4399 } //end if 4400 } //end else 4401 } //end synchronized 4402 return true; 4403 } 4404 4405 final void completeRemoveProvider(IContentProvider provider) { 4406 IBinder jBinder = provider.asBinder(); 4407 String name = null; 4408 synchronized(mProviderMap) { 4409 ProviderRefCount prc = mProviderRefCountMap.get(jBinder); 4410 if(prc != null && prc.count == 0) { 4411 mProviderRefCountMap.remove(jBinder); 4412 //invoke removeProvider to dereference provider 4413 name = removeProviderLocked(provider); 4414 } 4415 } 4416 4417 if (name != null) { 4418 try { 4419 if(localLOGV) Slog.v(TAG, "removeProvider::Invoking " + 4420 "ActivityManagerNative.removeContentProvider(" + name); 4421 ActivityManagerNative.getDefault().removeContentProvider( 4422 getApplicationThread(), name); 4423 } catch (RemoteException e) { 4424 //do nothing content provider object is dead any way 4425 } //end catch 4426 } 4427 } 4428 4429 public final String removeProviderLocked(IContentProvider provider) { 4430 if (provider == null) { 4431 return null; 4432 } 4433 IBinder providerBinder = provider.asBinder(); 4434 4435 String name = null; 4436 4437 // remove the provider from mProviderMap 4438 Iterator<ProviderRecord> iter = mProviderMap.values().iterator(); 4439 while (iter.hasNext()) { 4440 ProviderRecord pr = iter.next(); 4441 IBinder myBinder = pr.mProvider.asBinder(); 4442 if (myBinder == providerBinder) { 4443 //find if its published by this process itself 4444 if(pr.mLocalProvider != null) { 4445 if(localLOGV) Slog.i(TAG, "removeProvider::found local provider returning"); 4446 return name; 4447 } 4448 if(localLOGV) Slog.v(TAG, "removeProvider::Not local provider Unlinking " + 4449 "death recipient"); 4450 //content provider is in another process 4451 myBinder.unlinkToDeath(pr, 0); 4452 iter.remove(); 4453 //invoke remove only once for the very first name seen 4454 if(name == null) { 4455 name = pr.mName; 4456 } 4457 } //end if myBinder 4458 } //end while iter 4459 4460 return name; 4461 } 4462 4463 final void removeDeadProvider(String name, IContentProvider provider) { 4464 synchronized(mProviderMap) { 4465 ProviderRecord pr = mProviderMap.get(name); 4466 if (pr.mProvider.asBinder() == provider.asBinder()) { 4467 Slog.i(TAG, "Removing dead content provider: " + name); 4468 ProviderRecord removed = mProviderMap.remove(name); 4469 if (removed != null) { 4470 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 4471 } 4472 } 4473 } 4474 } 4475 4476 final void removeDeadProviderLocked(String name, IContentProvider provider) { 4477 ProviderRecord pr = mProviderMap.get(name); 4478 if (pr.mProvider.asBinder() == provider.asBinder()) { 4479 Slog.i(TAG, "Removing dead content provider: " + name); 4480 ProviderRecord removed = mProviderMap.remove(name); 4481 if (removed != null) { 4482 removed.mProvider.asBinder().unlinkToDeath(removed, 0); 4483 } 4484 } 4485 } 4486 4487 private final IContentProvider installProvider(Context context, 4488 IContentProvider provider, ProviderInfo info, boolean noisy) { 4489 ContentProvider localProvider = null; 4490 if (provider == null) { 4491 if (noisy) { 4492 Slog.d(TAG, "Loading provider " + info.authority + ": " 4493 + info.name); 4494 } 4495 Context c = null; 4496 ApplicationInfo ai = info.applicationInfo; 4497 if (context.getPackageName().equals(ai.packageName)) { 4498 c = context; 4499 } else if (mInitialApplication != null && 4500 mInitialApplication.getPackageName().equals(ai.packageName)) { 4501 c = mInitialApplication; 4502 } else { 4503 try { 4504 c = context.createPackageContext(ai.packageName, 4505 Context.CONTEXT_INCLUDE_CODE); 4506 } catch (PackageManager.NameNotFoundException e) { 4507 } 4508 } 4509 if (c == null) { 4510 Slog.w(TAG, "Unable to get context for package " + 4511 ai.packageName + 4512 " while loading content provider " + 4513 info.name); 4514 return null; 4515 } 4516 try { 4517 final java.lang.ClassLoader cl = c.getClassLoader(); 4518 localProvider = (ContentProvider)cl. 4519 loadClass(info.name).newInstance(); 4520 provider = localProvider.getIContentProvider(); 4521 if (provider == null) { 4522 Slog.e(TAG, "Failed to instantiate class " + 4523 info.name + " from sourceDir " + 4524 info.applicationInfo.sourceDir); 4525 return null; 4526 } 4527 if (Config.LOGV) Slog.v( 4528 TAG, "Instantiating local provider " + info.name); 4529 // XXX Need to create the correct context for this provider. 4530 localProvider.attachInfo(c, info); 4531 } catch (java.lang.Exception e) { 4532 if (!mInstrumentation.onException(null, e)) { 4533 throw new RuntimeException( 4534 "Unable to get provider " + info.name 4535 + ": " + e.toString(), e); 4536 } 4537 return null; 4538 } 4539 } else if (localLOGV) { 4540 Slog.v(TAG, "Installing external provider " + info.authority + ": " 4541 + info.name); 4542 } 4543 4544 synchronized (mProviderMap) { 4545 // Cache the pointer for the remote provider. 4546 String names[] = PATTERN_SEMICOLON.split(info.authority); 4547 for (int i=0; i<names.length; i++) { 4548 ProviderRecord pr = new ProviderRecord(names[i], provider, 4549 localProvider); 4550 try { 4551 provider.asBinder().linkToDeath(pr, 0); 4552 mProviderMap.put(names[i], pr); 4553 } catch (RemoteException e) { 4554 return null; 4555 } 4556 } 4557 if (localProvider != null) { 4558 mLocalProviders.put(provider.asBinder(), 4559 new ProviderRecord(null, provider, localProvider)); 4560 } 4561 } 4562 4563 return provider; 4564 } 4565 4566 private final void attach(boolean system) { 4567 sThreadLocal.set(this); 4568 mSystemThread = system; 4569 if (!system) { 4570 ViewRoot.addFirstDrawHandler(new Runnable() { 4571 public void run() { 4572 ensureJitEnabled(); 4573 } 4574 }); 4575 android.ddm.DdmHandleAppName.setAppName("<pre-initialized>"); 4576 RuntimeInit.setApplicationObject(mAppThread.asBinder()); 4577 IActivityManager mgr = ActivityManagerNative.getDefault(); 4578 try { 4579 mgr.attachApplication(mAppThread); 4580 } catch (RemoteException ex) { 4581 } 4582 } else { 4583 // Don't set application object here -- if the system crashes, 4584 // we can't display an alert, we just want to die die die. 4585 android.ddm.DdmHandleAppName.setAppName("system_process"); 4586 try { 4587 mInstrumentation = new Instrumentation(); 4588 ContextImpl context = new ContextImpl(); 4589 context.init(getSystemContext().mPackageInfo, null, this); 4590 Application app = Instrumentation.newApplication(Application.class, context); 4591 mAllApplications.add(app); 4592 mInitialApplication = app; 4593 app.onCreate(); 4594 } catch (Exception e) { 4595 throw new RuntimeException( 4596 "Unable to instantiate Application():" + e.toString(), e); 4597 } 4598 } 4599 4600 ViewRoot.addConfigCallback(new ComponentCallbacks() { 4601 public void onConfigurationChanged(Configuration newConfig) { 4602 synchronized (mPackages) { 4603 // We need to apply this change to the resources 4604 // immediately, because upon returning the view 4605 // hierarchy will be informed about it. 4606 if (applyConfigurationToResourcesLocked(newConfig)) { 4607 // This actually changed the resources! Tell 4608 // everyone about it. 4609 if (mPendingConfiguration == null || 4610 mPendingConfiguration.isOtherSeqNewer(newConfig)) { 4611 mPendingConfiguration = newConfig; 4612 4613 queueOrSendMessage(H.CONFIGURATION_CHANGED, newConfig); 4614 } 4615 } 4616 } 4617 } 4618 public void onLowMemory() { 4619 } 4620 }); 4621 } 4622 4623 private final void detach() 4624 { 4625 sThreadLocal.set(null); 4626 } 4627 4628 public static final ActivityThread systemMain() { 4629 ActivityThread thread = new ActivityThread(); 4630 thread.attach(true); 4631 return thread; 4632 } 4633 4634 public final void installSystemProviders(List providers) { 4635 if (providers != null) { 4636 installContentProviders(mInitialApplication, 4637 (List<ProviderInfo>)providers); 4638 } 4639 } 4640 4641 public static final void main(String[] args) { 4642 SamplingProfilerIntegration.start(); 4643 4644 Process.setArgV0("<pre-initialized>"); 4645 4646 Looper.prepareMainLooper(); 4647 4648 ActivityThread thread = new ActivityThread(); 4649 thread.attach(false); 4650 4651 Looper.loop(); 4652 4653 if (Process.supportsProcesses()) { 4654 throw new RuntimeException("Main thread loop unexpectedly exited"); 4655 } 4656 4657 thread.detach(); 4658 String name = (thread.mInitialApplication != null) 4659 ? thread.mInitialApplication.getPackageName() 4660 : "<unknown>"; 4661 Slog.i(TAG, "Main thread of " + name + " is now exiting"); 4662 } 4663} 4664