ActivityThread.java revision 9189cabb0b6c6c28232fe6f412b7ba7a37352a6a 
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.content.BroadcastReceiver;
20import android.content.ComponentCallbacks;
21import android.content.ComponentName;
22import android.content.ContentProvider;
23import android.content.Context;
24import android.content.IContentProvider;
25import android.content.Intent;
26import android.content.ServiceConnection;
27import android.content.pm.ActivityInfo;
28import android.content.pm.ApplicationInfo;
29import android.content.pm.IPackageManager;
30import android.content.pm.InstrumentationInfo;
31import android.content.pm.PackageManager;
32import android.content.pm.ProviderInfo;
33import android.content.pm.ServiceInfo;
34import android.content.res.AssetManager;
35import android.content.res.Configuration;
36import android.content.res.Resources;
37import android.database.sqlite.SQLiteDatabase;
38import android.database.sqlite.SQLiteDebug;
39import android.graphics.Bitmap;
40import android.graphics.Canvas;
41import android.net.http.AndroidHttpClient;
42import android.os.Bundle;
43import android.os.Debug;
44import android.os.Handler;
45import android.os.IBinder;
46import android.os.Looper;
47import android.os.Message;
48import android.os.MessageQueue;
49import android.os.Process;
50import android.os.RemoteException;
51import android.os.ServiceManager;
52import android.os.SystemClock;
53import android.util.AndroidRuntimeException;
54import android.util.Config;
55import android.util.DisplayMetrics;
56import android.util.EventLog;
57import android.util.Log;
58import android.view.Display;
59import android.view.View;
60import android.view.ViewDebug;
61import android.view.ViewManager;
62import android.view.Window;
63import android.view.WindowManager;
64import android.view.WindowManagerImpl;
65
66import com.android.internal.os.BinderInternal;
67import com.android.internal.os.RuntimeInit;
68import com.android.internal.util.ArrayUtils;
69
70import org.apache.harmony.xnet.provider.jsse.OpenSSLSocketImpl;
71
72import java.io.File;
73import java.io.FileDescriptor;
74import java.io.FileOutputStream;
75import java.io.PrintWriter;
76import java.lang.ref.WeakReference;
77import java.util.ArrayList;
78import java.util.HashMap;
79import java.util.Iterator;
80import java.util.List;
81import java.util.Locale;
82import java.util.Map;
83import java.util.TimeZone;
84import java.util.regex.Pattern;
85
86final class IntentReceiverLeaked extends AndroidRuntimeException {
87    public IntentReceiverLeaked(String msg) {
88        super(msg);
89    }
90}
91
92final class ServiceConnectionLeaked extends AndroidRuntimeException {
93    public ServiceConnectionLeaked(String msg) {
94        super(msg);
95    }
96}
97
98final class SuperNotCalledException extends AndroidRuntimeException {
99    public SuperNotCalledException(String msg) {
100        super(msg);
101    }
102}
103
104/**
105 * This manages the execution of the main thread in an
106 * application process, scheduling and executing activities,
107 * broadcasts, and other operations on it as the activity
108 * manager requests.
109 *
110 * {@hide}
111 */
112public final class ActivityThread {
113    private static final String TAG = "ActivityThread";
114    private static final boolean DEBUG = false;
115    private static final boolean localLOGV = DEBUG ? Config.LOGD : Config.LOGV;
116    private static final boolean DEBUG_BROADCAST = false;
117    private static final boolean DEBUG_RESULTS = false;
118    private static final boolean DEBUG_BACKUP = true;
119    private static final long MIN_TIME_BETWEEN_GCS = 5*1000;
120    private static final Pattern PATTERN_SEMICOLON = Pattern.compile(";");
121    private static final int SQLITE_MEM_RELEASED_EVENT_LOG_TAG = 75003;
122    private static final int LOG_ON_PAUSE_CALLED = 30021;
123    private static final int LOG_ON_RESUME_CALLED = 30022;
124
125
126    public static final ActivityThread currentActivityThread() {
127        return (ActivityThread)sThreadLocal.get();
128    }
129
130    public static final String currentPackageName()
131    {
132        ActivityThread am = currentActivityThread();
133        return (am != null && am.mBoundApplication != null)
134            ? am.mBoundApplication.processName : null;
135    }
136
137    public static IPackageManager getPackageManager() {
138        if (sPackageManager != null) {
139            //Log.v("PackageManager", "returning cur default = " + sPackageManager);
140            return sPackageManager;
141        }
142        IBinder b = ServiceManager.getService("package");
143        //Log.v("PackageManager", "default service binder = " + b);
144        sPackageManager = IPackageManager.Stub.asInterface(b);
145        //Log.v("PackageManager", "default service = " + sPackageManager);
146        return sPackageManager;
147    }
148
149    DisplayMetrics getDisplayMetricsLocked(boolean forceUpdate) {
150        if (mDisplayMetrics != null && !forceUpdate) {
151            return mDisplayMetrics;
152        }
153        if (mDisplay == null) {
154            WindowManager wm = WindowManagerImpl.getDefault();
155            mDisplay = wm.getDefaultDisplay();
156        }
157        DisplayMetrics metrics = mDisplayMetrics = new DisplayMetrics();
158        mDisplay.getMetrics(metrics);
159        //Log.i("foo", "New metrics: w=" + metrics.widthPixels + " h="
160        //        + metrics.heightPixels + " den=" + metrics.density
161        //        + " xdpi=" + metrics.xdpi + " ydpi=" + metrics.ydpi);
162        return metrics;
163    }
164
165    Resources getTopLevelResources(String appDir, PackageInfo pkgInfo) {
166        synchronized (mPackages) {
167            //Log.w(TAG, "getTopLevelResources: " + appDir);
168            WeakReference<Resources> wr = mActiveResources.get(appDir);
169            Resources r = wr != null ? wr.get() : null;
170            if (r != null && r.getAssets().isUpToDate()) {
171                //Log.w(TAG, "Returning cached resources " + r + " " + appDir);
172                return r;
173            }
174
175            //if (r != null) {
176            //    Log.w(TAG, "Throwing away out-of-date resources!!!! "
177            //            + r + " " + appDir);
178            //}
179
180            AssetManager assets = new AssetManager();
181            if (assets.addAssetPath(appDir) == 0) {
182                return null;
183            }
184            ApplicationInfo appInfo;
185            try {
186                appInfo = getPackageManager().getApplicationInfo(
187                        pkgInfo.getPackageName(),
188                        PackageManager.GET_SUPPORTS_DENSITIES | PackageManager.GET_EXPANDABLE);
189            } catch (RemoteException e) {
190                throw new AssertionError(e);
191            }
192            //Log.i(TAG, "Resource:" + appDir + ", display metrics=" + metrics);
193            DisplayMetrics metrics = getDisplayMetricsLocked(false);
194            r = new Resources(assets, metrics, getConfiguration(), appInfo);
195            //Log.i(TAG, "Created app resources " + r + ": " + r.getConfiguration());
196            // XXX need to remove entries when weak references go away
197            mActiveResources.put(appDir, new WeakReference<Resources>(r));
198            return r;
199        }
200    }
201
202    final Handler getHandler() {
203        return mH;
204    }
205
206    public final static class PackageInfo {
207
208        private final ActivityThread mActivityThread;
209        private final ApplicationInfo mApplicationInfo;
210        private final String mPackageName;
211        private final String mAppDir;
212        private final String mResDir;
213        private final String[] mSharedLibraries;
214        private final String mDataDir;
215        private final File mDataDirFile;
216        private final ClassLoader mBaseClassLoader;
217        private final boolean mSecurityViolation;
218        private final boolean mIncludeCode;
219        private Resources mResources;
220        private ClassLoader mClassLoader;
221        private Application mApplication;
222
223        private final HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>> mReceivers
224            = new HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>>();
225        private final HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>> mUnregisteredReceivers
226        = new HashMap<Context, HashMap<BroadcastReceiver, ReceiverDispatcher>>();
227        private final HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>> mServices
228            = new HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>>();
229        private final HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>> mUnboundServices
230            = new HashMap<Context, HashMap<ServiceConnection, ServiceDispatcher>>();
231
232        int mClientCount = 0;
233
234        public PackageInfo(ActivityThread activityThread, ApplicationInfo aInfo,
235                ActivityThread mainThread, ClassLoader baseLoader,
236                boolean securityViolation, boolean includeCode) {
237            mActivityThread = activityThread;
238            mApplicationInfo = aInfo;
239            mPackageName = aInfo.packageName;
240            mAppDir = aInfo.sourceDir;
241            mResDir = aInfo.uid == Process.myUid() ? aInfo.sourceDir
242                    : aInfo.publicSourceDir;
243            mSharedLibraries = aInfo.sharedLibraryFiles;
244            mDataDir = aInfo.dataDir;
245            mDataDirFile = mDataDir != null ? new File(mDataDir) : null;
246            mBaseClassLoader = baseLoader;
247            mSecurityViolation = securityViolation;
248            mIncludeCode = includeCode;
249
250            if (mAppDir == null) {
251                if (mSystemContext == null) {
252                    mSystemContext =
253                        ApplicationContext.createSystemContext(mainThread);
254                    mSystemContext.getResources().updateConfiguration(
255                             mainThread.getConfiguration(),
256                             mainThread.getDisplayMetricsLocked(false));
257                    //Log.i(TAG, "Created system resources "
258                    //        + mSystemContext.getResources() + ": "
259                    //        + mSystemContext.getResources().getConfiguration());
260                }
261                mClassLoader = mSystemContext.getClassLoader();
262                mResources = mSystemContext.getResources();
263            }
264        }
265
266        public PackageInfo(ActivityThread activityThread, String name,
267                Context systemContext) {
268            mActivityThread = activityThread;
269            mApplicationInfo = new ApplicationInfo();
270            mApplicationInfo.packageName = name;
271            mPackageName = name;
272            mAppDir = null;
273            mResDir = null;
274            mSharedLibraries = null;
275            mDataDir = null;
276            mDataDirFile = null;
277            mBaseClassLoader = null;
278            mSecurityViolation = false;
279            mIncludeCode = true;
280            mClassLoader = systemContext.getClassLoader();
281            mResources = systemContext.getResources();
282        }
283
284        public String getPackageName() {
285            return mPackageName;
286        }
287
288        public boolean isSecurityViolation() {
289            return mSecurityViolation;
290        }
291
292        /**
293         * Gets the array of shared libraries that are listed as
294         * used by the given package.
295         *
296         * @param packageName the name of the package (note: not its
297         * file name)
298         * @return null-ok; the array of shared libraries, each one
299         * a fully-qualified path
300         */
301        private static String[] getLibrariesFor(String packageName) {
302            ApplicationInfo ai = null;
303            try {
304                ai = getPackageManager().getApplicationInfo(packageName,
305                        PackageManager.GET_SHARED_LIBRARY_FILES);
306            } catch (RemoteException e) {
307                throw new AssertionError(e);
308            }
309
310            if (ai == null) {
311                return null;
312            }
313
314            return ai.sharedLibraryFiles;
315        }
316
317        /**
318         * Combines two arrays (of library names) such that they are
319         * concatenated in order but are devoid of duplicates. The
320         * result is a single string with the names of the libraries
321         * separated by colons, or <code>null</code> if both lists
322         * were <code>null</code> or empty.
323         *
324         * @param list1 null-ok; the first list
325         * @param list2 null-ok; the second list
326         * @return null-ok; the combination
327         */
328        private static String combineLibs(String[] list1, String[] list2) {
329            StringBuilder result = new StringBuilder(300);
330            boolean first = true;
331
332            if (list1 != null) {
333                for (String s : list1) {
334                    if (first) {
335                        first = false;
336                    } else {
337                        result.append(':');
338                    }
339                    result.append(s);
340                }
341            }
342
343            // Only need to check for duplicates if list1 was non-empty.
344            boolean dupCheck = !first;
345
346            if (list2 != null) {
347                for (String s : list2) {
348                    if (dupCheck && ArrayUtils.contains(list1, s)) {
349                        continue;
350                    }
351
352                    if (first) {
353                        first = false;
354                    } else {
355                        result.append(':');
356                    }
357                    result.append(s);
358                }
359            }
360
361            return result.toString();
362        }
363
364        public ClassLoader getClassLoader() {
365            synchronized (this) {
366                if (mClassLoader != null) {
367                    return mClassLoader;
368                }
369
370                if (mIncludeCode && !mPackageName.equals("android")) {
371                    String zip = mAppDir;
372
373                    /*
374                     * The following is a bit of a hack to inject
375                     * instrumentation into the system: If the app
376                     * being started matches one of the instrumentation names,
377                     * then we combine both the "instrumentation" and
378                     * "instrumented" app into the path, along with the
379                     * concatenation of both apps' shared library lists.
380                     */
381
382                    String instrumentationAppDir =
383                            mActivityThread.mInstrumentationAppDir;
384                    String instrumentationAppPackage =
385                            mActivityThread.mInstrumentationAppPackage;
386                    String instrumentedAppDir =
387                            mActivityThread.mInstrumentedAppDir;
388                    String[] instrumentationLibs = null;
389
390                    if (mAppDir.equals(instrumentationAppDir)
391                            || mAppDir.equals(instrumentedAppDir)) {
392                        zip = instrumentationAppDir + ":" + instrumentedAppDir;
393                        if (! instrumentedAppDir.equals(instrumentationAppDir)) {
394                            instrumentationLibs =
395                                getLibrariesFor(instrumentationAppPackage);
396                        }
397                    }
398
399                    if ((mSharedLibraries != null) ||
400                            (instrumentationLibs != null)) {
401                        zip =
402                            combineLibs(mSharedLibraries, instrumentationLibs)
403                            + ':' + zip;
404                    }
405
406                    /*
407                     * With all the combination done (if necessary, actually
408                     * create the class loader.
409                     */
410
411                    if (localLOGV) Log.v(TAG, "Class path: " + zip);
412
413                    mClassLoader =
414                        ApplicationLoaders.getDefault().getClassLoader(
415                            zip, mDataDir, mBaseClassLoader);
416                } else {
417                    if (mBaseClassLoader == null) {
418                        mClassLoader = ClassLoader.getSystemClassLoader();
419                    } else {
420                        mClassLoader = mBaseClassLoader;
421                    }
422                }
423                return mClassLoader;
424            }
425        }
426
427        public String getAppDir() {
428            return mAppDir;
429        }
430
431        public String getResDir() {
432            return mResDir;
433        }
434
435        public String getDataDir() {
436            return mDataDir;
437        }
438
439        public File getDataDirFile() {
440            return mDataDirFile;
441        }
442
443        public AssetManager getAssets(ActivityThread mainThread) {
444            return getResources(mainThread).getAssets();
445        }
446
447        public Resources getResources(ActivityThread mainThread) {
448            if (mResources == null) {
449                mResources = mainThread.getTopLevelResources(mResDir, this);
450            }
451            return mResources;
452        }
453
454        public Application makeApplication(boolean forceDefaultAppClass) {
455            if (mApplication != null) {
456                return mApplication;
457            }
458
459            Application app = null;
460
461            String appClass = mApplicationInfo.className;
462            if (forceDefaultAppClass || (appClass == null)) {
463                appClass = "android.app.Application";
464            }
465
466            try {
467                java.lang.ClassLoader cl = getClassLoader();
468                ApplicationContext appContext = new ApplicationContext();
469                appContext.init(this, null, mActivityThread);
470                app = mActivityThread.mInstrumentation.newApplication(
471                        cl, appClass, appContext);
472                appContext.setOuterContext(app);
473            } catch (Exception e) {
474                if (!mActivityThread.mInstrumentation.onException(app, e)) {
475                    throw new RuntimeException(
476                        "Unable to instantiate application " + appClass
477                        + ": " + e.toString(), e);
478                }
479            }
480            mActivityThread.mAllApplications.add(app);
481            return mApplication = app;
482        }
483
484        public void removeContextRegistrations(Context context,
485                String who, String what) {
486            HashMap<BroadcastReceiver, ReceiverDispatcher> rmap =
487                mReceivers.remove(context);
488            if (rmap != null) {
489                Iterator<ReceiverDispatcher> it = rmap.values().iterator();
490                while (it.hasNext()) {
491                    ReceiverDispatcher rd = it.next();
492                    IntentReceiverLeaked leak = new IntentReceiverLeaked(
493                            what + " " + who + " has leaked IntentReceiver "
494                            + rd.getIntentReceiver() + " that was " +
495                            "originally registered here. Are you missing a " +
496                            "call to unregisterReceiver()?");
497                    leak.setStackTrace(rd.getLocation().getStackTrace());
498                    Log.e(TAG, leak.getMessage(), leak);
499                    try {
500                        ActivityManagerNative.getDefault().unregisterReceiver(
501                                rd.getIIntentReceiver());
502                    } catch (RemoteException e) {
503                        // system crashed, nothing we can do
504                    }
505                }
506            }
507            mUnregisteredReceivers.remove(context);
508            //Log.i(TAG, "Receiver registrations: " + mReceivers);
509            HashMap<ServiceConnection, ServiceDispatcher> smap =
510                mServices.remove(context);
511            if (smap != null) {
512                Iterator<ServiceDispatcher> it = smap.values().iterator();
513                while (it.hasNext()) {
514                    ServiceDispatcher sd = it.next();
515                    ServiceConnectionLeaked leak = new ServiceConnectionLeaked(
516                            what + " " + who + " has leaked ServiceConnection "
517                            + sd.getServiceConnection() + " that was originally bound here");
518                    leak.setStackTrace(sd.getLocation().getStackTrace());
519                    Log.e(TAG, leak.getMessage(), leak);
520                    try {
521                        ActivityManagerNative.getDefault().unbindService(
522                                sd.getIServiceConnection());
523                    } catch (RemoteException e) {
524                        // system crashed, nothing we can do
525                    }
526                    sd.doForget();
527                }
528            }
529            mUnboundServices.remove(context);
530            //Log.i(TAG, "Service registrations: " + mServices);
531        }
532
533        public IIntentReceiver getReceiverDispatcher(BroadcastReceiver r,
534                Context context, Handler handler,
535                Instrumentation instrumentation, boolean registered) {
536            synchronized (mReceivers) {
537                ReceiverDispatcher rd = null;
538                HashMap<BroadcastReceiver, ReceiverDispatcher> map = null;
539                if (registered) {
540                    map = mReceivers.get(context);
541                    if (map != null) {
542                        rd = map.get(r);
543                    }
544                }
545                if (rd == null) {
546                    rd = new ReceiverDispatcher(r, context, handler,
547                            instrumentation, registered);
548                    if (registered) {
549                        if (map == null) {
550                            map = new HashMap<BroadcastReceiver, ReceiverDispatcher>();
551                            mReceivers.put(context, map);
552                        }
553                        map.put(r, rd);
554                    }
555                } else {
556                    rd.validate(context, handler);
557                }
558                return rd.getIIntentReceiver();
559            }
560        }
561
562        public IIntentReceiver forgetReceiverDispatcher(Context context,
563                BroadcastReceiver r) {
564            synchronized (mReceivers) {
565                HashMap<BroadcastReceiver, ReceiverDispatcher> map = mReceivers.get(context);
566                ReceiverDispatcher rd = null;
567                if (map != null) {
568                    rd = map.get(r);
569                    if (rd != null) {
570                        map.remove(r);
571                        if (map.size() == 0) {
572                            mReceivers.remove(context);
573                        }
574                        if (r.getDebugUnregister()) {
575                            HashMap<BroadcastReceiver, ReceiverDispatcher> holder
576                                    = mUnregisteredReceivers.get(context);
577                            if (holder == null) {
578                                holder = new HashMap<BroadcastReceiver, ReceiverDispatcher>();
579                                mUnregisteredReceivers.put(context, holder);
580                            }
581                            RuntimeException ex = new IllegalArgumentException(
582                                    "Originally unregistered here:");
583                            ex.fillInStackTrace();
584                            rd.setUnregisterLocation(ex);
585                            holder.put(r, rd);
586                        }
587                        return rd.getIIntentReceiver();
588                    }
589                }
590                HashMap<BroadcastReceiver, ReceiverDispatcher> holder
591                        = mUnregisteredReceivers.get(context);
592                if (holder != null) {
593                    rd = holder.get(r);
594                    if (rd != null) {
595                        RuntimeException ex = rd.getUnregisterLocation();
596                        throw new IllegalArgumentException(
597                                "Unregistering Receiver " + r
598                                + " that was already unregistered", ex);
599                    }
600                }
601                if (context == null) {
602                    throw new IllegalStateException("Unbinding Receiver " + r
603                            + " from Context that is no longer in use: " + context);
604                } else {
605                    throw new IllegalArgumentException("Receiver not registered: " + r);
606                }
607
608            }
609        }
610
611        static final class ReceiverDispatcher {
612
613            final static class InnerReceiver extends IIntentReceiver.Stub {
614                final WeakReference<ReceiverDispatcher> mDispatcher;
615                final ReceiverDispatcher mStrongRef;
616
617                InnerReceiver(ReceiverDispatcher rd, boolean strong) {
618                    mDispatcher = new WeakReference<ReceiverDispatcher>(rd);
619                    mStrongRef = strong ? rd : null;
620                }
621                public void performReceive(Intent intent, int resultCode,
622                        String data, Bundle extras, boolean ordered) {
623                    ReceiverDispatcher rd = mDispatcher.get();
624                    if (DEBUG_BROADCAST) {
625                        int seq = intent.getIntExtra("seq", -1);
626                        Log.i(TAG, "Receiving broadcast " + intent.getAction() + " seq=" + seq
627                                + " to " + rd);
628                    }
629                    if (rd != null) {
630                        rd.performReceive(intent, resultCode, data, extras, ordered);
631                    }
632                }
633            }
634
635            final IIntentReceiver.Stub mIIntentReceiver;
636            final BroadcastReceiver mReceiver;
637            final Context mContext;
638            final Handler mActivityThread;
639            final Instrumentation mInstrumentation;
640            final boolean mRegistered;
641            final IntentReceiverLeaked mLocation;
642            RuntimeException mUnregisterLocation;
643
644            final class Args implements Runnable {
645                private Intent mCurIntent;
646                private int mCurCode;
647                private String mCurData;
648                private Bundle mCurMap;
649                private boolean mCurOrdered;
650
651                public void run() {
652                    BroadcastReceiver receiver = mReceiver;
653                    if (DEBUG_BROADCAST) {
654                        int seq = mCurIntent.getIntExtra("seq", -1);
655                        Log.i(TAG, "Dispathing broadcast " + mCurIntent.getAction() + " seq=" + seq
656                                + " to " + mReceiver);
657                    }
658                    if (receiver == null) {
659                        return;
660                    }
661
662                    IActivityManager mgr = ActivityManagerNative.getDefault();
663                    Intent intent = mCurIntent;
664                    mCurIntent = null;
665                    try {
666                        ClassLoader cl =  mReceiver.getClass().getClassLoader();
667                        intent.setExtrasClassLoader(cl);
668                        if (mCurMap != null) {
669                            mCurMap.setClassLoader(cl);
670                        }
671                        receiver.setOrderedHint(true);
672                        receiver.setResult(mCurCode, mCurData, mCurMap);
673                        receiver.clearAbortBroadcast();
674                        receiver.setOrderedHint(mCurOrdered);
675                        receiver.onReceive(mContext, intent);
676                    } catch (Exception e) {
677                        if (mRegistered && mCurOrdered) {
678                            try {
679                                mgr.finishReceiver(mIIntentReceiver,
680                                        mCurCode, mCurData, mCurMap, false);
681                            } catch (RemoteException ex) {
682                            }
683                        }
684                        if (mInstrumentation == null ||
685                                !mInstrumentation.onException(mReceiver, e)) {
686                            throw new RuntimeException(
687                                "Error receiving broadcast " + intent
688                                + " in " + mReceiver, e);
689                        }
690                    }
691                    if (mRegistered && mCurOrdered) {
692                        try {
693                            mgr.finishReceiver(mIIntentReceiver,
694                                    receiver.getResultCode(),
695                                    receiver.getResultData(),
696                                    receiver.getResultExtras(false),
697                                    receiver.getAbortBroadcast());
698                        } catch (RemoteException ex) {
699                        }
700                    }
701                }
702            }
703
704            ReceiverDispatcher(BroadcastReceiver receiver, Context context,
705                    Handler activityThread, Instrumentation instrumentation,
706                    boolean registered) {
707                if (activityThread == null) {
708                    throw new NullPointerException("Handler must not be null");
709                }
710
711                mIIntentReceiver = new InnerReceiver(this, !registered);
712                mReceiver = receiver;
713                mContext = context;
714                mActivityThread = activityThread;
715                mInstrumentation = instrumentation;
716                mRegistered = registered;
717                mLocation = new IntentReceiverLeaked(null);
718                mLocation.fillInStackTrace();
719            }
720
721            void validate(Context context, Handler activityThread) {
722                if (mContext != context) {
723                    throw new IllegalStateException(
724                        "Receiver " + mReceiver +
725                        " registered with differing Context (was " +
726                        mContext + " now " + context + ")");
727                }
728                if (mActivityThread != activityThread) {
729                    throw new IllegalStateException(
730                        "Receiver " + mReceiver +
731                        " registered with differing handler (was " +
732                        mActivityThread + " now " + activityThread + ")");
733                }
734            }
735
736            IntentReceiverLeaked getLocation() {
737                return mLocation;
738            }
739
740            BroadcastReceiver getIntentReceiver() {
741                return mReceiver;
742            }
743
744            IIntentReceiver getIIntentReceiver() {
745                return mIIntentReceiver;
746            }
747
748            void setUnregisterLocation(RuntimeException ex) {
749                mUnregisterLocation = ex;
750            }
751
752            RuntimeException getUnregisterLocation() {
753                return mUnregisterLocation;
754            }
755
756            public void performReceive(Intent intent, int resultCode,
757                    String data, Bundle extras, boolean ordered) {
758                if (DEBUG_BROADCAST) {
759                    int seq = intent.getIntExtra("seq", -1);
760                    Log.i(TAG, "Enqueueing broadcast " + intent.getAction() + " seq=" + seq
761                            + " to " + mReceiver);
762                }
763                Args args = new Args();
764                args.mCurIntent = intent;
765                args.mCurCode = resultCode;
766                args.mCurData = data;
767                args.mCurMap = extras;
768                args.mCurOrdered = ordered;
769                if (!mActivityThread.post(args)) {
770                    if (mRegistered) {
771                        IActivityManager mgr = ActivityManagerNative.getDefault();
772                        try {
773                            mgr.finishReceiver(mIIntentReceiver, args.mCurCode,
774                                    args.mCurData, args.mCurMap, false);
775                        } catch (RemoteException ex) {
776                        }
777                    }
778                }
779            }
780
781        }
782
783        public final IServiceConnection getServiceDispatcher(ServiceConnection c,
784                Context context, Handler handler, int flags) {
785            synchronized (mServices) {
786                ServiceDispatcher sd = null;
787                HashMap<ServiceConnection, ServiceDispatcher> map = mServices.get(context);
788                if (map != null) {
789                    sd = map.get(c);
790                }
791                if (sd == null) {
792                    sd = new ServiceDispatcher(c, context, handler, flags);
793                    if (map == null) {
794                        map = new HashMap<ServiceConnection, ServiceDispatcher>();
795                        mServices.put(context, map);
796                    }
797                    map.put(c, sd);
798                } else {
799                    sd.validate(context, handler);
800                }
801                return sd.getIServiceConnection();
802            }
803        }
804
805        public final IServiceConnection forgetServiceDispatcher(Context context,
806                ServiceConnection c) {
807            synchronized (mServices) {
808                HashMap<ServiceConnection, ServiceDispatcher> map
809                        = mServices.get(context);
810                ServiceDispatcher sd = null;
811                if (map != null) {
812                    sd = map.get(c);
813                    if (sd != null) {
814                        map.remove(c);
815                        sd.doForget();
816                        if (map.size() == 0) {
817                            mServices.remove(context);
818                        }
819                        if ((sd.getFlags()&Context.BIND_DEBUG_UNBIND) != 0) {
820                            HashMap<ServiceConnection, ServiceDispatcher> holder
821                                    = mUnboundServices.get(context);
822                            if (holder == null) {
823                                holder = new HashMap<ServiceConnection, ServiceDispatcher>();
824                                mUnboundServices.put(context, holder);
825                            }
826                            RuntimeException ex = new IllegalArgumentException(
827                                    "Originally unbound here:");
828                            ex.fillInStackTrace();
829                            sd.setUnbindLocation(ex);
830                            holder.put(c, sd);
831                        }
832                        return sd.getIServiceConnection();
833                    }
834                }
835                HashMap<ServiceConnection, ServiceDispatcher> holder
836                        = mUnboundServices.get(context);
837                if (holder != null) {
838                    sd = holder.get(c);
839                    if (sd != null) {
840                        RuntimeException ex = sd.getUnbindLocation();
841                        throw new IllegalArgumentException(
842                                "Unbinding Service " + c
843                                + " that was already unbound", ex);
844                    }
845                }
846                if (context == null) {
847                    throw new IllegalStateException("Unbinding Service " + c
848                            + " from Context that is no longer in use: " + context);
849                } else {
850                    throw new IllegalArgumentException("Service not registered: " + c);
851                }
852            }
853        }
854
855        static final class ServiceDispatcher {
856            private final InnerConnection mIServiceConnection;
857            private final ServiceConnection mConnection;
858            private final Context mContext;
859            private final Handler mActivityThread;
860            private final ServiceConnectionLeaked mLocation;
861            private final int mFlags;
862
863            private RuntimeException mUnbindLocation;
864
865            private boolean mDied;
866
867            private static class ConnectionInfo {
868                IBinder binder;
869                IBinder.DeathRecipient deathMonitor;
870            }
871
872            private static class InnerConnection extends IServiceConnection.Stub {
873                final WeakReference<ServiceDispatcher> mDispatcher;
874
875                InnerConnection(ServiceDispatcher sd) {
876                    mDispatcher = new WeakReference<ServiceDispatcher>(sd);
877                }
878
879                public void connected(ComponentName name, IBinder service) throws RemoteException {
880                    ServiceDispatcher sd = mDispatcher.get();
881                    if (sd != null) {
882                        sd.connected(name, service);
883                    }
884                }
885            }
886
887            private final HashMap<ComponentName, ConnectionInfo> mActiveConnections
888                = new HashMap<ComponentName, ConnectionInfo>();
889
890            ServiceDispatcher(ServiceConnection conn,
891                    Context context, Handler activityThread, int flags) {
892                mIServiceConnection = new InnerConnection(this);
893                mConnection = conn;
894                mContext = context;
895                mActivityThread = activityThread;
896                mLocation = new ServiceConnectionLeaked(null);
897                mLocation.fillInStackTrace();
898                mFlags = flags;
899            }
900
901            void validate(Context context, Handler activityThread) {
902                if (mContext != context) {
903                    throw new RuntimeException(
904                        "ServiceConnection " + mConnection +
905                        " registered with differing Context (was " +
906                        mContext + " now " + context + ")");
907                }
908                if (mActivityThread != activityThread) {
909                    throw new RuntimeException(
910                        "ServiceConnection " + mConnection +
911                        " registered with differing handler (was " +
912                        mActivityThread + " now " + activityThread + ")");
913                }
914            }
915
916            void doForget() {
917                synchronized(this) {
918                    Iterator<ConnectionInfo> it = mActiveConnections.values().iterator();
919                    while (it.hasNext()) {
920                        ConnectionInfo ci = it.next();
921                        ci.binder.unlinkToDeath(ci.deathMonitor, 0);
922                    }
923                    mActiveConnections.clear();
924                }
925            }
926
927            ServiceConnectionLeaked getLocation() {
928                return mLocation;
929            }
930
931            ServiceConnection getServiceConnection() {
932                return mConnection;
933            }
934
935            IServiceConnection getIServiceConnection() {
936                return mIServiceConnection;
937            }
938
939            int getFlags() {
940                return mFlags;
941            }
942
943            void setUnbindLocation(RuntimeException ex) {
944                mUnbindLocation = ex;
945            }
946
947            RuntimeException getUnbindLocation() {
948                return mUnbindLocation;
949            }
950
951            public void connected(ComponentName name, IBinder service) {
952                if (mActivityThread != null) {
953                    mActivityThread.post(new RunConnection(name, service, 0));
954                } else {
955                    doConnected(name, service);
956                }
957            }
958
959            public void death(ComponentName name, IBinder service) {
960                ConnectionInfo old;
961
962                synchronized (this) {
963                    mDied = true;
964                    old = mActiveConnections.remove(name);
965                    if (old == null || old.binder != service) {
966                        // Death for someone different than who we last
967                        // reported...  just ignore it.
968                        return;
969                    }
970                    old.binder.unlinkToDeath(old.deathMonitor, 0);
971                }
972
973                if (mActivityThread != null) {
974                    mActivityThread.post(new RunConnection(name, service, 1));
975                } else {
976                    doDeath(name, service);
977                }
978            }
979
980            public void doConnected(ComponentName name, IBinder service) {
981                ConnectionInfo old;
982                ConnectionInfo info;
983
984                synchronized (this) {
985                    old = mActiveConnections.get(name);
986                    if (old != null && old.binder == service) {
987                        // Huh, already have this one.  Oh well!
988                        return;
989                    }
990
991                    if (service != null) {
992                        // A new service is being connected... set it all up.
993                        mDied = false;
994                        info = new ConnectionInfo();
995                        info.binder = service;
996                        info.deathMonitor = new DeathMonitor(name, service);
997                        try {
998                            service.linkToDeath(info.deathMonitor, 0);
999                            mActiveConnections.put(name, info);
1000                        } catch (RemoteException e) {
1001                            // This service was dead before we got it...  just
1002                            // don't do anything with it.
1003                            mActiveConnections.remove(name);
1004                            return;
1005                        }
1006
1007                    } else {
1008                        // The named service is being disconnected... clean up.
1009                        mActiveConnections.remove(name);
1010                    }
1011
1012                    if (old != null) {
1013                        old.binder.unlinkToDeath(old.deathMonitor, 0);
1014                    }
1015                }
1016
1017                // If there was an old service, it is not disconnected.
1018                if (old != null) {
1019                    mConnection.onServiceDisconnected(name);
1020                }
1021                // If there is a new service, it is now connected.
1022                if (service != null) {
1023                    mConnection.onServiceConnected(name, service);
1024                }
1025            }
1026
1027            public void doDeath(ComponentName name, IBinder service) {
1028                mConnection.onServiceDisconnected(name);
1029            }
1030
1031            private final class RunConnection implements Runnable {
1032                RunConnection(ComponentName name, IBinder service, int command) {
1033                    mName = name;
1034                    mService = service;
1035                    mCommand = command;
1036                }
1037
1038                public void run() {
1039                    if (mCommand == 0) {
1040                        doConnected(mName, mService);
1041                    } else if (mCommand == 1) {
1042                        doDeath(mName, mService);
1043                    }
1044                }
1045
1046                final ComponentName mName;
1047                final IBinder mService;
1048                final int mCommand;
1049            }
1050
1051            private final class DeathMonitor implements IBinder.DeathRecipient
1052            {
1053                DeathMonitor(ComponentName name, IBinder service) {
1054                    mName = name;
1055                    mService = service;
1056                }
1057
1058                public void binderDied() {
1059                    death(mName, mService);
1060                }
1061
1062                final ComponentName mName;
1063                final IBinder mService;
1064            }
1065        }
1066    }
1067
1068    private static ApplicationContext mSystemContext = null;
1069
1070    private static final class ActivityRecord {
1071        IBinder token;
1072        Intent intent;
1073        Bundle state;
1074        Activity activity;
1075        Window window;
1076        Activity parent;
1077        String embeddedID;
1078        Object lastNonConfigurationInstance;
1079        HashMap<String,Object> lastNonConfigurationChildInstances;
1080        boolean paused;
1081        boolean stopped;
1082        boolean hideForNow;
1083        Configuration newConfig;
1084        ActivityRecord nextIdle;
1085
1086        ActivityInfo activityInfo;
1087        PackageInfo packageInfo;
1088
1089        List<ResultInfo> pendingResults;
1090        List<Intent> pendingIntents;
1091
1092        boolean startsNotResumed;
1093        boolean isForward;
1094
1095        ActivityRecord() {
1096            parent = null;
1097            embeddedID = null;
1098            paused = false;
1099            stopped = false;
1100            hideForNow = false;
1101            nextIdle = null;
1102        }
1103
1104        public String toString() {
1105            ComponentName componentName = intent.getComponent();
1106            return "ActivityRecord{"
1107                + Integer.toHexString(System.identityHashCode(this))
1108                + " token=" + token + " " + (componentName == null
1109                        ? "no component name" : componentName.toShortString())
1110                + "}";
1111        }
1112    }
1113
1114    private final class ProviderRecord implements IBinder.DeathRecipient {
1115        final String mName;
1116        final IContentProvider mProvider;
1117        final ContentProvider mLocalProvider;
1118
1119        ProviderRecord(String name, IContentProvider provider,
1120                ContentProvider localProvider) {
1121            mName = name;
1122            mProvider = provider;
1123            mLocalProvider = localProvider;
1124        }
1125
1126        public void binderDied() {
1127            removeDeadProvider(mName, mProvider);
1128        }
1129    }
1130
1131    private static final class NewIntentData {
1132        List<Intent> intents;
1133        IBinder token;
1134        public String toString() {
1135            return "NewIntentData{intents=" + intents + " token=" + token + "}";
1136        }
1137    }
1138
1139    private static final class ReceiverData {
1140        Intent intent;
1141        ActivityInfo info;
1142        int resultCode;
1143        String resultData;
1144        Bundle resultExtras;
1145        boolean sync;
1146        boolean resultAbort;
1147        public String toString() {
1148            return "ReceiverData{intent=" + intent + " packageName=" +
1149            info.packageName + " resultCode=" + resultCode
1150            + " resultData=" + resultData + " resultExtras=" + resultExtras + "}";
1151        }
1152    }
1153
1154    private static final class CreateBackupAgentData {
1155        ApplicationInfo appInfo;
1156        int backupMode;
1157        public String toString() {
1158            return "CreateBackupAgentData{appInfo=" + appInfo
1159                    + " backupAgent=" + appInfo.backupAgentName
1160                    + " mode=" + backupMode + "}";
1161        }
1162    }
1163
1164    private static final class CreateServiceData {
1165        IBinder token;
1166        ServiceInfo info;
1167        Intent intent;
1168        public String toString() {
1169            return "CreateServiceData{token=" + token + " className="
1170            + info.name + " packageName=" + info.packageName
1171            + " intent=" + intent + "}";
1172        }
1173    }
1174
1175    private static final class BindServiceData {
1176        IBinder token;
1177        Intent intent;
1178        boolean rebind;
1179        public String toString() {
1180            return "BindServiceData{token=" + token + " intent=" + intent + "}";
1181        }
1182    }
1183
1184    private static final class ServiceArgsData {
1185        IBinder token;
1186        int startId;
1187        Intent args;
1188        public String toString() {
1189            return "ServiceArgsData{token=" + token + " startId=" + startId
1190            + " args=" + args + "}";
1191        }
1192    }
1193
1194    private static final class AppBindData {
1195        PackageInfo info;
1196        String processName;
1197        ApplicationInfo appInfo;
1198        List<ProviderInfo> providers;
1199        ComponentName instrumentationName;
1200        String profileFile;
1201        Bundle instrumentationArgs;
1202        IInstrumentationWatcher instrumentationWatcher;
1203        int debugMode;
1204        boolean restrictedBackupMode;
1205        Configuration config;
1206        boolean handlingProfiling;
1207        public String toString() {
1208            return "AppBindData{appInfo=" + appInfo + "}";
1209        }
1210    }
1211
1212    private static final class DumpServiceInfo {
1213        FileDescriptor fd;
1214        IBinder service;
1215        String[] args;
1216        boolean dumped;
1217    }
1218
1219    private static final class ResultData {
1220        IBinder token;
1221        List<ResultInfo> results;
1222        public String toString() {
1223            return "ResultData{token=" + token + " results" + results + "}";
1224        }
1225    }
1226
1227    private static final class ContextCleanupInfo {
1228        ApplicationContext context;
1229        String what;
1230        String who;
1231    }
1232
1233    private final class ApplicationThread extends ApplicationThreadNative {
1234        private static final String HEAP_COLUMN = "%17s %8s %8s %8s %8s";
1235        private static final String ONE_COUNT_COLUMN = "%17s %8d";
1236        private static final String TWO_COUNT_COLUMNS = "%17s %8d %17s %8d";
1237
1238        // Formatting for checkin service - update version if row format changes
1239        private static final int ACTIVITY_THREAD_CHECKIN_VERSION = 1;
1240
1241        public final void schedulePauseActivity(IBinder token, boolean finished,
1242                boolean userLeaving, int configChanges) {
1243            queueOrSendMessage(
1244                    finished ? H.PAUSE_ACTIVITY_FINISHING : H.PAUSE_ACTIVITY,
1245                    token,
1246                    (userLeaving ? 1 : 0),
1247                    configChanges);
1248        }
1249
1250        public final void scheduleStopActivity(IBinder token, boolean showWindow,
1251                int configChanges) {
1252           queueOrSendMessage(
1253                showWindow ? H.STOP_ACTIVITY_SHOW : H.STOP_ACTIVITY_HIDE,
1254                token, 0, configChanges);
1255        }
1256
1257        public final void scheduleWindowVisibility(IBinder token, boolean showWindow) {
1258            queueOrSendMessage(
1259                showWindow ? H.SHOW_WINDOW : H.HIDE_WINDOW,
1260                token);
1261        }
1262
1263        public final void scheduleResumeActivity(IBinder token, boolean isForward) {
1264            queueOrSendMessage(H.RESUME_ACTIVITY, token, isForward ? 1 : 0);
1265        }
1266
1267        public final void scheduleSendResult(IBinder token, List<ResultInfo> results) {
1268            ResultData res = new ResultData();
1269            res.token = token;
1270            res.results = results;
1271            queueOrSendMessage(H.SEND_RESULT, res);
1272        }
1273
1274        // we use token to identify this activity without having to send the
1275        // activity itself back to the activity manager. (matters more with ipc)
1276        public final void scheduleLaunchActivity(Intent intent, IBinder token,
1277                ActivityInfo info, Bundle state, List<ResultInfo> pendingResults,
1278                List<Intent> pendingNewIntents, boolean notResumed, boolean isForward) {
1279            ActivityRecord r = new ActivityRecord();
1280
1281            r.token = token;
1282            r.intent = intent;
1283            r.activityInfo = info;
1284            r.state = state;
1285
1286            r.pendingResults = pendingResults;
1287            r.pendingIntents = pendingNewIntents;
1288
1289            r.startsNotResumed = notResumed;
1290            r.isForward = isForward;
1291
1292            queueOrSendMessage(H.LAUNCH_ACTIVITY, r);
1293        }
1294
1295        public final void scheduleRelaunchActivity(IBinder token,
1296                List<ResultInfo> pendingResults, List<Intent> pendingNewIntents,
1297                int configChanges, boolean notResumed) {
1298            ActivityRecord r = new ActivityRecord();
1299
1300            r.token = token;
1301            r.pendingResults = pendingResults;
1302            r.pendingIntents = pendingNewIntents;
1303            r.startsNotResumed = notResumed;
1304
1305            synchronized (mRelaunchingActivities) {
1306                mRelaunchingActivities.add(r);
1307            }
1308
1309            queueOrSendMessage(H.RELAUNCH_ACTIVITY, r, configChanges);
1310        }
1311
1312        public final void scheduleNewIntent(List<Intent> intents, IBinder token) {
1313            NewIntentData data = new NewIntentData();
1314            data.intents = intents;
1315            data.token = token;
1316
1317            queueOrSendMessage(H.NEW_INTENT, data);
1318        }
1319
1320        public final void scheduleDestroyActivity(IBinder token, boolean finishing,
1321                int configChanges) {
1322            queueOrSendMessage(H.DESTROY_ACTIVITY, token, finishing ? 1 : 0,
1323                    configChanges);
1324        }
1325
1326        public final void scheduleReceiver(Intent intent, ActivityInfo info,
1327                int resultCode, String data, Bundle extras, boolean sync) {
1328            ReceiverData r = new ReceiverData();
1329
1330            r.intent = intent;
1331            r.info = info;
1332            r.resultCode = resultCode;
1333            r.resultData = data;
1334            r.resultExtras = extras;
1335            r.sync = sync;
1336
1337            queueOrSendMessage(H.RECEIVER, r);
1338        }
1339
1340        public final void scheduleCreateBackupAgent(ApplicationInfo app, int backupMode) {
1341            CreateBackupAgentData d = new CreateBackupAgentData();
1342            d.appInfo = app;
1343            d.backupMode = backupMode;
1344
1345            queueOrSendMessage(H.CREATE_BACKUP_AGENT, d);
1346        }
1347
1348        public final void scheduleDestroyBackupAgent(ApplicationInfo app) {
1349            CreateBackupAgentData d = new CreateBackupAgentData();
1350            d.appInfo = app;
1351
1352            queueOrSendMessage(H.DESTROY_BACKUP_AGENT, d);
1353        }
1354
1355        public final void scheduleCreateService(IBinder token,
1356                ServiceInfo info) {
1357            CreateServiceData s = new CreateServiceData();
1358            s.token = token;
1359            s.info = info;
1360
1361            queueOrSendMessage(H.CREATE_SERVICE, s);
1362        }
1363
1364        public final void scheduleBindService(IBinder token, Intent intent,
1365                boolean rebind) {
1366            BindServiceData s = new BindServiceData();
1367            s.token = token;
1368            s.intent = intent;
1369            s.rebind = rebind;
1370
1371            queueOrSendMessage(H.BIND_SERVICE, s);
1372        }
1373
1374        public final void scheduleUnbindService(IBinder token, Intent intent) {
1375            BindServiceData s = new BindServiceData();
1376            s.token = token;
1377            s.intent = intent;
1378
1379            queueOrSendMessage(H.UNBIND_SERVICE, s);
1380        }
1381
1382        public final void scheduleServiceArgs(IBinder token, int startId,
1383            Intent args) {
1384            ServiceArgsData s = new ServiceArgsData();
1385            s.token = token;
1386            s.startId = startId;
1387            s.args = args;
1388
1389            queueOrSendMessage(H.SERVICE_ARGS, s);
1390        }
1391
1392        public final void scheduleStopService(IBinder token) {
1393            queueOrSendMessage(H.STOP_SERVICE, token);
1394        }
1395
1396        public final void bindApplication(String processName,
1397                ApplicationInfo appInfo, List<ProviderInfo> providers,
1398                ComponentName instrumentationName, String profileFile,
1399                Bundle instrumentationArgs, IInstrumentationWatcher instrumentationWatcher,
1400                int debugMode, boolean isRestrictedBackupMode, Configuration config,
1401                Map<String, IBinder> services) {
1402            Process.setArgV0(processName);
1403
1404            if (services != null) {
1405                // Setup the service cache in the ServiceManager
1406                ServiceManager.initServiceCache(services);
1407            }
1408
1409            AppBindData data = new AppBindData();
1410            data.processName = processName;
1411            data.appInfo = appInfo;
1412            data.providers = providers;
1413            data.instrumentationName = instrumentationName;
1414            data.profileFile = profileFile;
1415            data.instrumentationArgs = instrumentationArgs;
1416            data.instrumentationWatcher = instrumentationWatcher;
1417            data.debugMode = debugMode;
1418            data.restrictedBackupMode = isRestrictedBackupMode;
1419            data.config = config;
1420            queueOrSendMessage(H.BIND_APPLICATION, data);
1421        }
1422
1423        public final void scheduleExit() {
1424            queueOrSendMessage(H.EXIT_APPLICATION, null);
1425        }
1426
1427        public void requestThumbnail(IBinder token) {
1428            queueOrSendMessage(H.REQUEST_THUMBNAIL, token);
1429        }
1430
1431        public void scheduleConfigurationChanged(Configuration config) {
1432            synchronized (mRelaunchingActivities) {
1433                mPendingConfiguration = config;
1434            }
1435            queueOrSendMessage(H.CONFIGURATION_CHANGED, config);
1436        }
1437
1438        public void updateTimeZone() {
1439            TimeZone.setDefault(null);
1440        }
1441
1442        public void processInBackground() {
1443            mH.removeMessages(H.GC_WHEN_IDLE);
1444            mH.sendMessage(mH.obtainMessage(H.GC_WHEN_IDLE));
1445        }
1446
1447        public void dumpService(FileDescriptor fd, IBinder servicetoken, String[] args) {
1448            DumpServiceInfo data = new DumpServiceInfo();
1449            data.fd = fd;
1450            data.service = servicetoken;
1451            data.args = args;
1452            data.dumped = false;
1453            queueOrSendMessage(H.DUMP_SERVICE, data);
1454            synchronized (data) {
1455                while (!data.dumped) {
1456                    try {
1457                        data.wait();
1458                    } catch (InterruptedException e) {
1459                        // no need to do anything here, we will keep waiting until
1460                        // dumped is set
1461                    }
1462                }
1463            }
1464        }
1465
1466        // This function exists to make sure all receiver dispatching is
1467        // correctly ordered, since these are one-way calls and the binder driver
1468        // applies transaction ordering per object for such calls.
1469        public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent,
1470                int resultCode, String dataStr, Bundle extras, boolean ordered)
1471                throws RemoteException {
1472            receiver.performReceive(intent, resultCode, dataStr, extras, ordered);
1473        }
1474
1475        public void scheduleLowMemory() {
1476            queueOrSendMessage(H.LOW_MEMORY, null);
1477        }
1478
1479        public void scheduleActivityConfigurationChanged(IBinder token) {
1480            queueOrSendMessage(H.ACTIVITY_CONFIGURATION_CHANGED, token);
1481        }
1482
1483        public void requestPss() {
1484            try {
1485                ActivityManagerNative.getDefault().reportPss(this,
1486                        (int)Process.getPss(Process.myPid()));
1487            } catch (RemoteException e) {
1488            }
1489        }
1490
1491        public void profilerControl(boolean start, String path) {
1492            queueOrSendMessage(H.PROFILER_CONTROL, path, start ? 1 : 0);
1493        }
1494
1495        public void setSchedulingGroup(int group) {
1496            // Note: do this immediately, since going into the foreground
1497            // should happen regardless of what pending work we have to do
1498            // and the activity manager will wait for us to report back that
1499            // we are done before sending us to the background.
1500            try {
1501                Process.setProcessGroup(Process.myPid(), group);
1502            } catch (Exception e) {
1503                Log.w(TAG, "Failed setting process group to " + group, e);
1504            }
1505        }
1506
1507        @Override
1508        protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
1509            long nativeMax = Debug.getNativeHeapSize() / 1024;
1510            long nativeAllocated = Debug.getNativeHeapAllocatedSize() / 1024;
1511            long nativeFree = Debug.getNativeHeapFreeSize() / 1024;
1512
1513            Debug.MemoryInfo memInfo = new Debug.MemoryInfo();
1514            Debug.getMemoryInfo(memInfo);
1515
1516            final int nativeShared = memInfo.nativeSharedDirty;
1517            final int dalvikShared = memInfo.dalvikSharedDirty;
1518            final int otherShared = memInfo.otherSharedDirty;
1519
1520            final int nativePrivate = memInfo.nativePrivateDirty;
1521            final int dalvikPrivate = memInfo.dalvikPrivateDirty;
1522            final int otherPrivate = memInfo.otherPrivateDirty;
1523
1524            Runtime runtime = Runtime.getRuntime();
1525
1526            long dalvikMax = runtime.totalMemory() / 1024;
1527            long dalvikFree = runtime.freeMemory() / 1024;
1528            long dalvikAllocated = dalvikMax - dalvikFree;
1529            long viewInstanceCount = ViewDebug.getViewInstanceCount();
1530            long viewRootInstanceCount = ViewDebug.getViewRootInstanceCount();
1531            long appContextInstanceCount = ApplicationContext.getInstanceCount();
1532            long activityInstanceCount = Activity.getInstanceCount();
1533            int globalAssetCount = AssetManager.getGlobalAssetCount();
1534            int globalAssetManagerCount = AssetManager.getGlobalAssetManagerCount();
1535            int binderLocalObjectCount = Debug.getBinderLocalObjectCount();
1536            int binderProxyObjectCount = Debug.getBinderProxyObjectCount();
1537            int binderDeathObjectCount = Debug.getBinderDeathObjectCount();
1538            int openSslSocketCount = OpenSSLSocketImpl.getInstanceCount();
1539            long sqliteAllocated = SQLiteDebug.getHeapAllocatedSize() / 1024;
1540            SQLiteDebug.PagerStats stats = new SQLiteDebug.PagerStats();
1541            SQLiteDebug.getPagerStats(stats);
1542
1543            // Check to see if we were called by checkin server. If so, print terse format.
1544            boolean doCheckinFormat = false;
1545            if (args != null) {
1546                for (String arg : args) {
1547                    if ("-c".equals(arg)) doCheckinFormat = true;
1548                }
1549            }
1550
1551            // For checkin, we print one long comma-separated list of values
1552            if (doCheckinFormat) {
1553                // NOTE: if you change anything significant below, also consider changing
1554                // ACTIVITY_THREAD_CHECKIN_VERSION.
1555                String processName = (mBoundApplication != null)
1556                        ? mBoundApplication.processName : "unknown";
1557
1558                // Header
1559                pw.print(ACTIVITY_THREAD_CHECKIN_VERSION); pw.print(',');
1560                pw.print(Process.myPid()); pw.print(',');
1561                pw.print(processName); pw.print(',');
1562
1563                // Heap info - max
1564                pw.print(nativeMax); pw.print(',');
1565                pw.print(dalvikMax); pw.print(',');
1566                pw.print("N/A,");
1567                pw.print(nativeMax + dalvikMax); pw.print(',');
1568
1569                // Heap info - allocated
1570                pw.print(nativeAllocated); pw.print(',');
1571                pw.print(dalvikAllocated); pw.print(',');
1572                pw.print("N/A,");
1573                pw.print(nativeAllocated + dalvikAllocated); pw.print(',');
1574
1575                // Heap info - free
1576                pw.print(nativeFree); pw.print(',');
1577                pw.print(dalvikFree); pw.print(',');
1578                pw.print("N/A,");
1579                pw.print(nativeFree + dalvikFree); pw.print(',');
1580
1581                // Heap info - proportional set size
1582                pw.print(memInfo.nativePss); pw.print(',');
1583                pw.print(memInfo.dalvikPss); pw.print(',');
1584                pw.print(memInfo.otherPss); pw.print(',');
1585                pw.print(memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss); pw.print(',');
1586
1587                // Heap info - shared
1588                pw.print(nativeShared); pw.print(',');
1589                pw.print(dalvikShared); pw.print(',');
1590                pw.print(otherShared); pw.print(',');
1591                pw.print(nativeShared + dalvikShared + otherShared); pw.print(',');
1592
1593                // Heap info - private
1594                pw.print(nativePrivate); pw.print(',');
1595                pw.print(dalvikPrivate); pw.print(',');
1596                pw.print(otherPrivate); pw.print(',');
1597                pw.print(nativePrivate + dalvikPrivate + otherPrivate); pw.print(',');
1598
1599                // Object counts
1600                pw.print(viewInstanceCount); pw.print(',');
1601                pw.print(viewRootInstanceCount); pw.print(',');
1602                pw.print(appContextInstanceCount); pw.print(',');
1603                pw.print(activityInstanceCount); pw.print(',');
1604
1605                pw.print(globalAssetCount); pw.print(',');
1606                pw.print(globalAssetManagerCount); pw.print(',');
1607                pw.print(binderLocalObjectCount); pw.print(',');
1608                pw.print(binderProxyObjectCount); pw.print(',');
1609
1610                pw.print(binderDeathObjectCount); pw.print(',');
1611                pw.print(openSslSocketCount); pw.print(',');
1612
1613                // SQL
1614                pw.print(sqliteAllocated); pw.print(',');
1615                pw.print(stats.databaseBytes / 1024); pw.print(',');
1616                pw.print(stats.numPagers); pw.print(',');
1617                pw.print((stats.totalBytes - stats.referencedBytes) / 1024); pw.print(',');
1618                pw.print(stats.referencedBytes / 1024); pw.print('\n');
1619
1620                return;
1621            }
1622
1623            // otherwise, show human-readable format
1624            printRow(pw, HEAP_COLUMN, "", "native", "dalvik", "other", "total");
1625            printRow(pw, HEAP_COLUMN, "size:", nativeMax, dalvikMax, "N/A", nativeMax + dalvikMax);
1626            printRow(pw, HEAP_COLUMN, "allocated:", nativeAllocated, dalvikAllocated, "N/A",
1627                    nativeAllocated + dalvikAllocated);
1628            printRow(pw, HEAP_COLUMN, "free:", nativeFree, dalvikFree, "N/A",
1629                    nativeFree + dalvikFree);
1630
1631            printRow(pw, HEAP_COLUMN, "(Pss):", memInfo.nativePss, memInfo.dalvikPss,
1632                    memInfo.otherPss, memInfo.nativePss + memInfo.dalvikPss + memInfo.otherPss);
1633
1634            printRow(pw, HEAP_COLUMN, "(shared dirty):", nativeShared, dalvikShared, otherShared,
1635                    nativeShared + dalvikShared + otherShared);
1636            printRow(pw, HEAP_COLUMN, "(priv dirty):", nativePrivate, dalvikPrivate, otherPrivate,
1637                    nativePrivate + dalvikPrivate + otherPrivate);
1638
1639            pw.println(" ");
1640            pw.println(" Objects");
1641            printRow(pw, TWO_COUNT_COLUMNS, "Views:", viewInstanceCount, "ViewRoots:",
1642                    viewRootInstanceCount);
1643
1644            printRow(pw, TWO_COUNT_COLUMNS, "AppContexts:", appContextInstanceCount,
1645                    "Activities:", activityInstanceCount);
1646
1647            printRow(pw, TWO_COUNT_COLUMNS, "Assets:", globalAssetCount,
1648                    "AssetManagers:", globalAssetManagerCount);
1649
1650            printRow(pw, TWO_COUNT_COLUMNS, "Local Binders:", binderLocalObjectCount,
1651                    "Proxy Binders:", binderProxyObjectCount);
1652            printRow(pw, ONE_COUNT_COLUMN, "Death Recipients:", binderDeathObjectCount);
1653
1654            printRow(pw, ONE_COUNT_COLUMN, "OpenSSL Sockets:", openSslSocketCount);
1655
1656            // SQLite mem info
1657            pw.println(" ");
1658            pw.println(" SQL");
1659            printRow(pw, TWO_COUNT_COLUMNS, "heap:", sqliteAllocated, "dbFiles:",
1660                    stats.databaseBytes / 1024);
1661            printRow(pw, TWO_COUNT_COLUMNS, "numPagers:", stats.numPagers, "inactivePageKB:",
1662                    (stats.totalBytes - stats.referencedBytes) / 1024);
1663            printRow(pw, ONE_COUNT_COLUMN, "activePageKB:", stats.referencedBytes / 1024);
1664        }
1665
1666        private void printRow(PrintWriter pw, String format, Object...objs) {
1667            pw.println(String.format(format, objs));
1668        }
1669    }
1670
1671    private final class H extends Handler {
1672        public static final int LAUNCH_ACTIVITY         = 100;
1673        public static final int PAUSE_ACTIVITY          = 101;
1674        public static final int PAUSE_ACTIVITY_FINISHING= 102;
1675        public static final int STOP_ACTIVITY_SHOW      = 103;
1676        public static final int STOP_ACTIVITY_HIDE      = 104;
1677        public static final int SHOW_WINDOW             = 105;
1678        public static final int HIDE_WINDOW             = 106;
1679        public static final int RESUME_ACTIVITY         = 107;
1680        public static final int SEND_RESULT             = 108;
1681        public static final int DESTROY_ACTIVITY         = 109;
1682        public static final int BIND_APPLICATION        = 110;
1683        public static final int EXIT_APPLICATION        = 111;
1684        public static final int NEW_INTENT              = 112;
1685        public static final int RECEIVER                = 113;
1686        public static final int CREATE_SERVICE          = 114;
1687        public static final int SERVICE_ARGS            = 115;
1688        public static final int STOP_SERVICE            = 116;
1689        public static final int REQUEST_THUMBNAIL       = 117;
1690        public static final int CONFIGURATION_CHANGED   = 118;
1691        public static final int CLEAN_UP_CONTEXT        = 119;
1692        public static final int GC_WHEN_IDLE            = 120;
1693        public static final int BIND_SERVICE            = 121;
1694        public static final int UNBIND_SERVICE          = 122;
1695        public static final int DUMP_SERVICE            = 123;
1696        public static final int LOW_MEMORY              = 124;
1697        public static final int ACTIVITY_CONFIGURATION_CHANGED = 125;
1698        public static final int RELAUNCH_ACTIVITY       = 126;
1699        public static final int PROFILER_CONTROL        = 127;
1700        public static final int CREATE_BACKUP_AGENT     = 128;
1701        public static final int DESTROY_BACKUP_AGENT     = 129;
1702        String codeToString(int code) {
1703            if (localLOGV) {
1704                switch (code) {
1705                    case LAUNCH_ACTIVITY: return "LAUNCH_ACTIVITY";
1706                    case PAUSE_ACTIVITY: return "PAUSE_ACTIVITY";
1707                    case PAUSE_ACTIVITY_FINISHING: return "PAUSE_ACTIVITY_FINISHING";
1708                    case STOP_ACTIVITY_SHOW: return "STOP_ACTIVITY_SHOW";
1709                    case STOP_ACTIVITY_HIDE: return "STOP_ACTIVITY_HIDE";
1710                    case SHOW_WINDOW: return "SHOW_WINDOW";
1711                    case HIDE_WINDOW: return "HIDE_WINDOW";
1712                    case RESUME_ACTIVITY: return "RESUME_ACTIVITY";
1713                    case SEND_RESULT: return "SEND_RESULT";
1714                    case DESTROY_ACTIVITY: return "DESTROY_ACTIVITY";
1715                    case BIND_APPLICATION: return "BIND_APPLICATION";
1716                    case EXIT_APPLICATION: return "EXIT_APPLICATION";
1717                    case NEW_INTENT: return "NEW_INTENT";
1718                    case RECEIVER: return "RECEIVER";
1719                    case CREATE_SERVICE: return "CREATE_SERVICE";
1720                    case SERVICE_ARGS: return "SERVICE_ARGS";
1721                    case STOP_SERVICE: return "STOP_SERVICE";
1722                    case REQUEST_THUMBNAIL: return "REQUEST_THUMBNAIL";
1723                    case CONFIGURATION_CHANGED: return "CONFIGURATION_CHANGED";
1724                    case CLEAN_UP_CONTEXT: return "CLEAN_UP_CONTEXT";
1725                    case GC_WHEN_IDLE: return "GC_WHEN_IDLE";
1726                    case BIND_SERVICE: return "BIND_SERVICE";
1727                    case UNBIND_SERVICE: return "UNBIND_SERVICE";
1728                    case DUMP_SERVICE: return "DUMP_SERVICE";
1729                    case LOW_MEMORY: return "LOW_MEMORY";
1730                    case ACTIVITY_CONFIGURATION_CHANGED: return "ACTIVITY_CONFIGURATION_CHANGED";
1731                    case RELAUNCH_ACTIVITY: return "RELAUNCH_ACTIVITY";
1732                    case PROFILER_CONTROL: return "PROFILER_CONTROL";
1733                    case CREATE_BACKUP_AGENT: return "CREATE_BACKUP_AGENT";
1734                    case DESTROY_BACKUP_AGENT: return "DESTROY_BACKUP_AGENT";
1735                }
1736            }
1737            return "(unknown)";
1738        }
1739        public void handleMessage(Message msg) {
1740            switch (msg.what) {
1741                case LAUNCH_ACTIVITY: {
1742                    ActivityRecord r = (ActivityRecord)msg.obj;
1743
1744                    r.packageInfo = getPackageInfoNoCheck(
1745                            r.activityInfo.applicationInfo);
1746                    handleLaunchActivity(r, null);
1747                } break;
1748                case RELAUNCH_ACTIVITY: {
1749                    ActivityRecord r = (ActivityRecord)msg.obj;
1750                    handleRelaunchActivity(r, msg.arg1);
1751                } break;
1752                case PAUSE_ACTIVITY:
1753                    handlePauseActivity((IBinder)msg.obj, false, msg.arg1 != 0, msg.arg2);
1754                    break;
1755                case PAUSE_ACTIVITY_FINISHING:
1756                    handlePauseActivity((IBinder)msg.obj, true, msg.arg1 != 0, msg.arg2);
1757                    break;
1758                case STOP_ACTIVITY_SHOW:
1759                    handleStopActivity((IBinder)msg.obj, true, msg.arg2);
1760                    break;
1761                case STOP_ACTIVITY_HIDE:
1762                    handleStopActivity((IBinder)msg.obj, false, msg.arg2);
1763                    break;
1764                case SHOW_WINDOW:
1765                    handleWindowVisibility((IBinder)msg.obj, true);
1766                    break;
1767                case HIDE_WINDOW:
1768                    handleWindowVisibility((IBinder)msg.obj, false);
1769                    break;
1770                case RESUME_ACTIVITY:
1771                    handleResumeActivity((IBinder)msg.obj, true,
1772                            msg.arg1 != 0);
1773                    break;
1774                case SEND_RESULT:
1775                    handleSendResult((ResultData)msg.obj);
1776                    break;
1777                case DESTROY_ACTIVITY:
1778                    handleDestroyActivity((IBinder)msg.obj, msg.arg1 != 0,
1779                            msg.arg2, false);
1780                    break;
1781                case BIND_APPLICATION:
1782                    AppBindData data = (AppBindData)msg.obj;
1783                    handleBindApplication(data);
1784                    break;
1785                case EXIT_APPLICATION:
1786                    if (mInitialApplication != null) {
1787                        mInitialApplication.onTerminate();
1788                    }
1789                    Looper.myLooper().quit();
1790                    break;
1791                case NEW_INTENT:
1792                    handleNewIntent((NewIntentData)msg.obj);
1793                    break;
1794                case RECEIVER:
1795                    handleReceiver((ReceiverData)msg.obj);
1796                    break;
1797                case CREATE_SERVICE:
1798                    handleCreateService((CreateServiceData)msg.obj);
1799                    break;
1800                case BIND_SERVICE:
1801                    handleBindService((BindServiceData)msg.obj);
1802                    break;
1803                case UNBIND_SERVICE:
1804                    handleUnbindService((BindServiceData)msg.obj);
1805                    break;
1806                case SERVICE_ARGS:
1807                    handleServiceArgs((ServiceArgsData)msg.obj);
1808                    break;
1809                case STOP_SERVICE:
1810                    handleStopService((IBinder)msg.obj);
1811                    break;
1812                case REQUEST_THUMBNAIL:
1813                    handleRequestThumbnail((IBinder)msg.obj);
1814                    break;
1815                case CONFIGURATION_CHANGED:
1816                    handleConfigurationChanged((Configuration)msg.obj);
1817                    break;
1818                case CLEAN_UP_CONTEXT:
1819                    ContextCleanupInfo cci = (ContextCleanupInfo)msg.obj;
1820                    cci.context.performFinalCleanup(cci.who, cci.what);
1821                    break;
1822                case GC_WHEN_IDLE:
1823                    scheduleGcIdler();
1824                    break;
1825                case DUMP_SERVICE:
1826                    handleDumpService((DumpServiceInfo)msg.obj);
1827                    break;
1828                case LOW_MEMORY:
1829                    handleLowMemory();
1830                    break;
1831                case ACTIVITY_CONFIGURATION_CHANGED:
1832                    handleActivityConfigurationChanged((IBinder)msg.obj);
1833                    break;
1834                case PROFILER_CONTROL:
1835                    handleProfilerControl(msg.arg1 != 0, (String)msg.obj);
1836                    break;
1837                case CREATE_BACKUP_AGENT:
1838                    handleCreateBackupAgent((CreateBackupAgentData)msg.obj);
1839                    break;
1840                case DESTROY_BACKUP_AGENT:
1841                    handleDestroyBackupAgent((CreateBackupAgentData)msg.obj);
1842                    break;
1843            }
1844        }
1845    }
1846
1847    private final class Idler implements MessageQueue.IdleHandler {
1848        public final boolean queueIdle() {
1849            ActivityRecord a = mNewActivities;
1850            if (a != null) {
1851                mNewActivities = null;
1852                IActivityManager am = ActivityManagerNative.getDefault();
1853                ActivityRecord prev;
1854                do {
1855                    if (localLOGV) Log.v(
1856                        TAG, "Reporting idle of " + a +
1857                        " finished=" +
1858                        (a.activity != null ? a.activity.mFinished : false));
1859                    if (a.activity != null && !a.activity.mFinished) {
1860                        try {
1861                            am.activityIdle(a.token);
1862                        } catch (RemoteException ex) {
1863                        }
1864                    }
1865                    prev = a;
1866                    a = a.nextIdle;
1867                    prev.nextIdle = null;
1868                } while (a != null);
1869            }
1870            return false;
1871        }
1872    }
1873
1874    final class GcIdler implements MessageQueue.IdleHandler {
1875        public final boolean queueIdle() {
1876            doGcIfNeeded();
1877            return false;
1878        }
1879    }
1880
1881    static IPackageManager sPackageManager;
1882
1883    final ApplicationThread mAppThread = new ApplicationThread();
1884    final Looper mLooper = Looper.myLooper();
1885    final H mH = new H();
1886    final HashMap<IBinder, ActivityRecord> mActivities
1887            = new HashMap<IBinder, ActivityRecord>();
1888    // List of new activities (via ActivityRecord.nextIdle) that should
1889    // be reported when next we idle.
1890    ActivityRecord mNewActivities = null;
1891    // Number of activities that are currently visible on-screen.
1892    int mNumVisibleActivities = 0;
1893    final HashMap<IBinder, Service> mServices
1894            = new HashMap<IBinder, Service>();
1895    AppBindData mBoundApplication;
1896    Configuration mConfiguration;
1897    Application mInitialApplication;
1898    final ArrayList<Application> mAllApplications
1899            = new ArrayList<Application>();
1900    // set of instantiated backup agents, keyed by package name
1901    final HashMap<String, BackupAgent> mBackupAgents = new HashMap<String, BackupAgent>();
1902    static final ThreadLocal sThreadLocal = new ThreadLocal();
1903    Instrumentation mInstrumentation;
1904    String mInstrumentationAppDir = null;
1905    String mInstrumentationAppPackage = null;
1906    String mInstrumentedAppDir = null;
1907    boolean mSystemThread = false;
1908
1909    /**
1910     * Activities that are enqueued to be relaunched.  This list is accessed
1911     * by multiple threads, so you must synchronize on it when accessing it.
1912     */
1913    final ArrayList<ActivityRecord> mRelaunchingActivities
1914            = new ArrayList<ActivityRecord>();
1915    Configuration mPendingConfiguration = null;
1916
1917    // These can be accessed by multiple threads; mPackages is the lock.
1918    // XXX For now we keep around information about all packages we have
1919    // seen, not removing entries from this map.
1920    final HashMap<String, WeakReference<PackageInfo>> mPackages
1921        = new HashMap<String, WeakReference<PackageInfo>>();
1922    final HashMap<String, WeakReference<PackageInfo>> mResourcePackages
1923        = new HashMap<String, WeakReference<PackageInfo>>();
1924    Display mDisplay = null;
1925    DisplayMetrics mDisplayMetrics = null;
1926    HashMap<String, WeakReference<Resources> > mActiveResources
1927        = new HashMap<String, WeakReference<Resources> >();
1928
1929    // The lock of mProviderMap protects the following variables.
1930    final HashMap<String, ProviderRecord> mProviderMap
1931        = new HashMap<String, ProviderRecord>();
1932    final HashMap<IBinder, ProviderRefCount> mProviderRefCountMap
1933        = new HashMap<IBinder, ProviderRefCount>();
1934    final HashMap<IBinder, ProviderRecord> mLocalProviders
1935        = new HashMap<IBinder, ProviderRecord>();
1936
1937    final GcIdler mGcIdler = new GcIdler();
1938    boolean mGcIdlerScheduled = false;
1939
1940    public final PackageInfo getPackageInfo(String packageName, int flags) {
1941        synchronized (mPackages) {
1942            WeakReference<PackageInfo> ref;
1943            if ((flags&Context.CONTEXT_INCLUDE_CODE) != 0) {
1944                ref = mPackages.get(packageName);
1945            } else {
1946                ref = mResourcePackages.get(packageName);
1947            }
1948            PackageInfo packageInfo = ref != null ? ref.get() : null;
1949            //Log.i(TAG, "getPackageInfo " + packageName + ": " + packageInfo);
1950            if (packageInfo != null && (packageInfo.mResources == null
1951                    || packageInfo.mResources.getAssets().isUpToDate())) {
1952                if (packageInfo.isSecurityViolation()
1953                        && (flags&Context.CONTEXT_IGNORE_SECURITY) == 0) {
1954                    throw new SecurityException(
1955                            "Requesting code from " + packageName
1956                            + " to be run in process "
1957                            + mBoundApplication.processName
1958                            + "/" + mBoundApplication.appInfo.uid);
1959                }
1960                return packageInfo;
1961            }
1962        }
1963
1964        ApplicationInfo ai = null;
1965        try {
1966            ai = getPackageManager().getApplicationInfo(packageName,
1967                    PackageManager.GET_SHARED_LIBRARY_FILES);
1968        } catch (RemoteException e) {
1969        }
1970
1971        if (ai != null) {
1972            return getPackageInfo(ai, flags);
1973        }
1974
1975        return null;
1976    }
1977
1978    public final PackageInfo getPackageInfo(ApplicationInfo ai, int flags) {
1979        boolean includeCode = (flags&Context.CONTEXT_INCLUDE_CODE) != 0;
1980        boolean securityViolation = includeCode && ai.uid != 0
1981                && ai.uid != Process.SYSTEM_UID && (mBoundApplication != null
1982                        ? ai.uid != mBoundApplication.appInfo.uid : true);
1983        if ((flags&(Context.CONTEXT_INCLUDE_CODE
1984                |Context.CONTEXT_IGNORE_SECURITY))
1985                == Context.CONTEXT_INCLUDE_CODE) {
1986            if (securityViolation) {
1987                String msg = "Requesting code from " + ai.packageName
1988                        + " (with uid " + ai.uid + ")";
1989                if (mBoundApplication != null) {
1990                    msg = msg + " to be run in process "
1991                        + mBoundApplication.processName + " (with uid "
1992                        + mBoundApplication.appInfo.uid + ")";
1993                }
1994                throw new SecurityException(msg);
1995            }
1996        }
1997        return getPackageInfo(ai, null, securityViolation, includeCode);
1998    }
1999
2000    public final PackageInfo getPackageInfoNoCheck(ApplicationInfo ai) {
2001        return getPackageInfo(ai, null, false, true);
2002    }
2003
2004    private final PackageInfo getPackageInfo(ApplicationInfo aInfo,
2005            ClassLoader baseLoader, boolean securityViolation, boolean includeCode) {
2006        synchronized (mPackages) {
2007            WeakReference<PackageInfo> ref;
2008            if (includeCode) {
2009                ref = mPackages.get(aInfo.packageName);
2010            } else {
2011                ref = mResourcePackages.get(aInfo.packageName);
2012            }
2013            PackageInfo packageInfo = ref != null ? ref.get() : null;
2014            if (packageInfo == null || (packageInfo.mResources != null
2015                    && !packageInfo.mResources.getAssets().isUpToDate())) {
2016                if (localLOGV) Log.v(TAG, (includeCode ? "Loading code package "
2017                        : "Loading resource-only package ") + aInfo.packageName
2018                        + " (in " + (mBoundApplication != null
2019                                ? mBoundApplication.processName : null)
2020                        + ")");
2021                packageInfo =
2022                    new PackageInfo(this, aInfo, this, baseLoader,
2023                            securityViolation, includeCode &&
2024                            (aInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0);
2025                if (includeCode) {
2026                    mPackages.put(aInfo.packageName,
2027                            new WeakReference<PackageInfo>(packageInfo));
2028                } else {
2029                    mResourcePackages.put(aInfo.packageName,
2030                            new WeakReference<PackageInfo>(packageInfo));
2031                }
2032            }
2033            return packageInfo;
2034        }
2035    }
2036
2037    public final boolean hasPackageInfo(String packageName) {
2038        synchronized (mPackages) {
2039            WeakReference<PackageInfo> ref;
2040            ref = mPackages.get(packageName);
2041            if (ref != null && ref.get() != null) {
2042                return true;
2043            }
2044            ref = mResourcePackages.get(packageName);
2045            if (ref != null && ref.get() != null) {
2046                return true;
2047            }
2048            return false;
2049        }
2050    }
2051
2052    ActivityThread() {
2053    }
2054
2055    public ApplicationThread getApplicationThread()
2056    {
2057        return mAppThread;
2058    }
2059
2060    public Instrumentation getInstrumentation()
2061    {
2062        return mInstrumentation;
2063    }
2064
2065    public Configuration getConfiguration() {
2066        return mConfiguration;
2067    }
2068
2069    public boolean isProfiling() {
2070        return mBoundApplication != null && mBoundApplication.profileFile != null;
2071    }
2072
2073    public String getProfileFilePath() {
2074        return mBoundApplication.profileFile;
2075    }
2076
2077    public Looper getLooper() {
2078        return mLooper;
2079    }
2080
2081    public Application getApplication() {
2082        return mInitialApplication;
2083    }
2084
2085    public ApplicationContext getSystemContext() {
2086        synchronized (this) {
2087            if (mSystemContext == null) {
2088                ApplicationContext context =
2089                    ApplicationContext.createSystemContext(this);
2090                PackageInfo info = new PackageInfo(this, "android", context);
2091                context.init(info, null, this);
2092                context.getResources().updateConfiguration(
2093                        getConfiguration(), getDisplayMetricsLocked(false));
2094                mSystemContext = context;
2095                //Log.i(TAG, "Created system resources " + context.getResources()
2096                //        + ": " + context.getResources().getConfiguration());
2097            }
2098        }
2099        return mSystemContext;
2100    }
2101
2102    void scheduleGcIdler() {
2103        if (!mGcIdlerScheduled) {
2104            mGcIdlerScheduled = true;
2105            Looper.myQueue().addIdleHandler(mGcIdler);
2106        }
2107        mH.removeMessages(H.GC_WHEN_IDLE);
2108    }
2109
2110    void unscheduleGcIdler() {
2111        if (mGcIdlerScheduled) {
2112            mGcIdlerScheduled = false;
2113            Looper.myQueue().removeIdleHandler(mGcIdler);
2114        }
2115        mH.removeMessages(H.GC_WHEN_IDLE);
2116    }
2117
2118    void doGcIfNeeded() {
2119        mGcIdlerScheduled = false;
2120        final long now = SystemClock.uptimeMillis();
2121        //Log.i(TAG, "**** WE MIGHT WANT TO GC: then=" + Binder.getLastGcTime()
2122        //        + "m now=" + now);
2123        if ((BinderInternal.getLastGcTime()+MIN_TIME_BETWEEN_GCS) < now) {
2124            //Log.i(TAG, "**** WE DO, WE DO WANT TO GC!");
2125            BinderInternal.forceGc("bg");
2126        }
2127    }
2128
2129    public final ActivityInfo resolveActivityInfo(Intent intent) {
2130        ActivityInfo aInfo = intent.resolveActivityInfo(
2131                mInitialApplication.getPackageManager(), PackageManager.GET_SHARED_LIBRARY_FILES);
2132        if (aInfo == null) {
2133            // Throw an exception.
2134            Instrumentation.checkStartActivityResult(
2135                    IActivityManager.START_CLASS_NOT_FOUND, intent);
2136        }
2137        return aInfo;
2138    }
2139
2140    public final Activity startActivityNow(Activity parent, String id,
2141            Intent intent, IBinder token, Bundle state) {
2142        ActivityInfo aInfo = resolveActivityInfo(intent);
2143        return startActivityNow(parent, id, intent, aInfo, token, state);
2144    }
2145
2146    public final Activity startActivityNow(Activity parent, String id,
2147            Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state) {
2148        return startActivityNow(parent, id, intent, activityInfo, token, state, null);
2149    }
2150
2151    public final Activity startActivityNow(Activity parent, String id,
2152        Intent intent, ActivityInfo activityInfo, IBinder token, Bundle state,
2153        Object lastNonConfigurationInstance) {
2154        ActivityRecord r = new ActivityRecord();
2155            r.token = token;
2156            r.intent = intent;
2157            r.state = state;
2158            r.parent = parent;
2159            r.embeddedID = id;
2160            r.activityInfo = activityInfo;
2161            r.lastNonConfigurationInstance = lastNonConfigurationInstance;
2162        if (localLOGV) {
2163            ComponentName compname = intent.getComponent();
2164            String name;
2165            if (compname != null) {
2166                name = compname.toShortString();
2167            } else {
2168                name = "(Intent " + intent + ").getComponent() returned null";
2169            }
2170            Log.v(TAG, "Performing launch: action=" + intent.getAction()
2171                    + ", comp=" + name
2172                    + ", token=" + token);
2173        }
2174        return performLaunchActivity(r, null);
2175    }
2176
2177    public final Activity getActivity(IBinder token) {
2178        return mActivities.get(token).activity;
2179    }
2180
2181    public final void sendActivityResult(
2182            IBinder token, String id, int requestCode,
2183            int resultCode, Intent data) {
2184        if (DEBUG_RESULTS) Log.v(TAG, "sendActivityResult: id=" + id
2185                + " req=" + requestCode + " res=" + resultCode + " data=" + data);
2186        ArrayList<ResultInfo> list = new ArrayList<ResultInfo>();
2187        list.add(new ResultInfo(id, requestCode, resultCode, data));
2188        mAppThread.scheduleSendResult(token, list);
2189    }
2190
2191    // if the thread hasn't started yet, we don't have the handler, so just
2192    // save the messages until we're ready.
2193    private final void queueOrSendMessage(int what, Object obj) {
2194        queueOrSendMessage(what, obj, 0, 0);
2195    }
2196
2197    private final void queueOrSendMessage(int what, Object obj, int arg1) {
2198        queueOrSendMessage(what, obj, arg1, 0);
2199    }
2200
2201    private final void queueOrSendMessage(int what, Object obj, int arg1, int arg2) {
2202        synchronized (this) {
2203            if (localLOGV) Log.v(
2204                TAG, "SCHEDULE " + what + " " + mH.codeToString(what)
2205                + ": " + arg1 + " / " + obj);
2206            Message msg = Message.obtain();
2207            msg.what = what;
2208            msg.obj = obj;
2209            msg.arg1 = arg1;
2210            msg.arg2 = arg2;
2211            mH.sendMessage(msg);
2212        }
2213    }
2214
2215    final void scheduleContextCleanup(ApplicationContext context, String who,
2216            String what) {
2217        ContextCleanupInfo cci = new ContextCleanupInfo();
2218        cci.context = context;
2219        cci.who = who;
2220        cci.what = what;
2221        queueOrSendMessage(H.CLEAN_UP_CONTEXT, cci);
2222    }
2223
2224    private final Activity performLaunchActivity(ActivityRecord r, Intent customIntent) {
2225        // System.out.println("##### [" + System.currentTimeMillis() + "] ActivityThread.performLaunchActivity(" + r + ")");
2226
2227        ActivityInfo aInfo = r.activityInfo;
2228        if (r.packageInfo == null) {
2229            r.packageInfo = getPackageInfo(aInfo.applicationInfo,
2230                    Context.CONTEXT_INCLUDE_CODE);
2231        }
2232
2233        ComponentName component = r.intent.getComponent();
2234        if (component == null) {
2235            component = r.intent.resolveActivity(
2236                mInitialApplication.getPackageManager());
2237            r.intent.setComponent(component);
2238        }
2239
2240        if (r.activityInfo.targetActivity != null) {
2241            component = new ComponentName(r.activityInfo.packageName,
2242                    r.activityInfo.targetActivity);
2243        }
2244
2245        Activity activity = null;
2246        try {
2247            java.lang.ClassLoader cl = r.packageInfo.getClassLoader();
2248            activity = mInstrumentation.newActivity(
2249                    cl, component.getClassName(), r.intent);
2250            r.intent.setExtrasClassLoader(cl);
2251            if (r.state != null) {
2252                r.state.setClassLoader(cl);
2253            }
2254        } catch (Exception e) {
2255            if (!mInstrumentation.onException(activity, e)) {
2256                throw new RuntimeException(
2257                    "Unable to instantiate activity " + component
2258                    + ": " + e.toString(), e);
2259            }
2260        }
2261
2262        try {
2263            Application app = r.packageInfo.makeApplication(false);
2264
2265            if (localLOGV) Log.v(TAG, "Performing launch of " + r);
2266            if (localLOGV) Log.v(
2267                    TAG, r + ": app=" + app
2268                    + ", appName=" + app.getPackageName()
2269                    + ", pkg=" + r.packageInfo.getPackageName()
2270                    + ", comp=" + r.intent.getComponent().toShortString()
2271                    + ", dir=" + r.packageInfo.getAppDir());
2272
2273            if (activity != null) {
2274                ApplicationContext appContext = new ApplicationContext();
2275                appContext.init(r.packageInfo, r.token, this);
2276                appContext.setOuterContext(activity);
2277                CharSequence title = r.activityInfo.loadLabel(appContext.getPackageManager());
2278                Configuration config = new Configuration(mConfiguration);
2279                activity.attach(appContext, this, getInstrumentation(), r.token, app,
2280                        r.intent, r.activityInfo, title, r.parent, r.embeddedID,
2281                        r.lastNonConfigurationInstance, r.lastNonConfigurationChildInstances,
2282                        config);
2283
2284                if (customIntent != null) {
2285                    activity.mIntent = customIntent;
2286                }
2287                r.lastNonConfigurationInstance = null;
2288                r.lastNonConfigurationChildInstances = null;
2289                activity.mStartedActivity = false;
2290                int theme = r.activityInfo.getThemeResource();
2291                if (theme != 0) {
2292                    activity.setTheme(theme);
2293                }
2294
2295                activity.mCalled = false;
2296                mInstrumentation.callActivityOnCreate(activity, r.state);
2297                if (!activity.mCalled) {
2298                    throw new SuperNotCalledException(
2299                        "Activity " + r.intent.getComponent().toShortString() +
2300                        " did not call through to super.onCreate()");
2301                }
2302                r.activity = activity;
2303                r.stopped = true;
2304                if (!r.activity.mFinished) {
2305                    activity.performStart();
2306                    r.stopped = false;
2307                }
2308                if (!r.activity.mFinished) {
2309                    if (r.state != null) {
2310                        mInstrumentation.callActivityOnRestoreInstanceState(activity, r.state);
2311                    }
2312                }
2313                if (!r.activity.mFinished) {
2314                    activity.mCalled = false;
2315                    mInstrumentation.callActivityOnPostCreate(activity, r.state);
2316                    if (!activity.mCalled) {
2317                        throw new SuperNotCalledException(
2318                            "Activity " + r.intent.getComponent().toShortString() +
2319                            " did not call through to super.onPostCreate()");
2320                    }
2321                }
2322                r.state = null;
2323            }
2324            r.paused = true;
2325
2326            mActivities.put(r.token, r);
2327
2328        } catch (SuperNotCalledException e) {
2329            throw e;
2330
2331        } catch (Exception e) {
2332            if (!mInstrumentation.onException(activity, e)) {
2333                throw new RuntimeException(
2334                    "Unable to start activity " + component
2335                    + ": " + e.toString(), e);
2336            }
2337        }
2338
2339        return activity;
2340    }
2341
2342    private final void handleLaunchActivity(ActivityRecord r, Intent customIntent) {
2343        // If we are getting ready to gc after going to the background, well
2344        // we are back active so skip it.
2345        unscheduleGcIdler();
2346
2347        if (localLOGV) Log.v(
2348            TAG, "Handling launch of " + r);
2349        Activity a = performLaunchActivity(r, customIntent);
2350
2351        if (a != null) {
2352            handleResumeActivity(r.token, false, r.isForward);
2353
2354            if (!r.activity.mFinished && r.startsNotResumed) {
2355                // The activity manager actually wants this one to start out
2356                // paused, because it needs to be visible but isn't in the
2357                // foreground.  We accomplish this by going through the
2358                // normal startup (because activities expect to go through
2359                // onResume() the first time they run, before their window
2360                // is displayed), and then pausing it.  However, in this case
2361                // we do -not- need to do the full pause cycle (of freezing
2362                // and such) because the activity manager assumes it can just
2363                // retain the current state it has.
2364                try {
2365                    r.activity.mCalled = false;
2366                    mInstrumentation.callActivityOnPause(r.activity);
2367                    if (!r.activity.mCalled) {
2368                        throw new SuperNotCalledException(
2369                            "Activity " + r.intent.getComponent().toShortString() +
2370                            " did not call through to super.onPause()");
2371                    }
2372
2373                } catch (SuperNotCalledException e) {
2374                    throw e;
2375
2376                } catch (Exception e) {
2377                    if (!mInstrumentation.onException(r.activity, e)) {
2378                        throw new RuntimeException(
2379                                "Unable to pause activity "
2380                                + r.intent.getComponent().toShortString()
2381                                + ": " + e.toString(), e);
2382                    }
2383                }
2384                r.paused = true;
2385            }
2386        } else {
2387            // If there was an error, for any reason, tell the activity
2388            // manager to stop us.
2389            try {
2390                ActivityManagerNative.getDefault()
2391                    .finishActivity(r.token, Activity.RESULT_CANCELED, null);
2392            } catch (RemoteException ex) {
2393            }
2394        }
2395    }
2396
2397    private final void deliverNewIntents(ActivityRecord r,
2398            List<Intent> intents) {
2399        final int N = intents.size();
2400        for (int i=0; i<N; i++) {
2401            Intent intent = intents.get(i);
2402            intent.setExtrasClassLoader(r.activity.getClassLoader());
2403            mInstrumentation.callActivityOnNewIntent(r.activity, intent);
2404        }
2405    }
2406
2407    public final void performNewIntents(IBinder token,
2408            List<Intent> intents) {
2409        ActivityRecord r = mActivities.get(token);
2410        if (r != null) {
2411            final boolean resumed = !r.paused;
2412            if (resumed) {
2413                mInstrumentation.callActivityOnPause(r.activity);
2414            }
2415            deliverNewIntents(r, intents);
2416            if (resumed) {
2417                mInstrumentation.callActivityOnResume(r.activity);
2418            }
2419        }
2420    }
2421
2422    private final void handleNewIntent(NewIntentData data) {
2423        performNewIntents(data.token, data.intents);
2424    }
2425
2426    private final void handleReceiver(ReceiverData data) {
2427        // If we are getting ready to gc after going to the background, well
2428        // we are back active so skip it.
2429        unscheduleGcIdler();
2430
2431        String component = data.intent.getComponent().getClassName();
2432
2433        PackageInfo packageInfo = getPackageInfoNoCheck(
2434                data.info.applicationInfo);
2435
2436        IActivityManager mgr = ActivityManagerNative.getDefault();
2437
2438        BroadcastReceiver receiver = null;
2439        try {
2440            java.lang.ClassLoader cl = packageInfo.getClassLoader();
2441            data.intent.setExtrasClassLoader(cl);
2442            if (data.resultExtras != null) {
2443                data.resultExtras.setClassLoader(cl);
2444            }
2445            receiver = (BroadcastReceiver)cl.loadClass(component).newInstance();
2446        } catch (Exception e) {
2447            try {
2448                mgr.finishReceiver(mAppThread.asBinder(), data.resultCode,
2449                                   data.resultData, data.resultExtras, data.resultAbort);
2450            } catch (RemoteException ex) {
2451            }
2452            throw new RuntimeException(
2453                "Unable to instantiate receiver " + component
2454                + ": " + e.toString(), e);
2455        }
2456
2457        try {
2458            Application app = packageInfo.makeApplication(false);
2459
2460            if (localLOGV) Log.v(
2461                TAG, "Performing receive of " + data.intent
2462                + ": app=" + app
2463                + ", appName=" + app.getPackageName()
2464                + ", pkg=" + packageInfo.getPackageName()
2465                + ", comp=" + data.intent.getComponent().toShortString()
2466                + ", dir=" + packageInfo.getAppDir());
2467
2468            ApplicationContext context = (ApplicationContext)app.getBaseContext();
2469            receiver.setOrderedHint(true);
2470            receiver.setResult(data.resultCode, data.resultData,
2471                data.resultExtras);
2472            receiver.setOrderedHint(data.sync);
2473            receiver.onReceive(context.getReceiverRestrictedContext(),
2474                    data.intent);
2475        } catch (Exception e) {
2476            try {
2477                mgr.finishReceiver(mAppThread.asBinder(), data.resultCode,
2478                    data.resultData, data.resultExtras, data.resultAbort);
2479            } catch (RemoteException ex) {
2480            }
2481            if (!mInstrumentation.onException(receiver, e)) {
2482                throw new RuntimeException(
2483                    "Unable to start receiver " + component
2484                    + ": " + e.toString(), e);
2485            }
2486        }
2487
2488        try {
2489            if (data.sync) {
2490                mgr.finishReceiver(
2491                    mAppThread.asBinder(), receiver.getResultCode(),
2492                    receiver.getResultData(), receiver.getResultExtras(false),
2493                        receiver.getAbortBroadcast());
2494            } else {
2495                mgr.finishReceiver(mAppThread.asBinder(), 0, null, null, false);
2496            }
2497        } catch (RemoteException ex) {
2498        }
2499    }
2500
2501    // Instantiate a BackupAgent and tell it that it's alive
2502    private final void handleCreateBackupAgent(CreateBackupAgentData data) {
2503        if (DEBUG_BACKUP) Log.v(TAG, "handleCreateBackupAgent: " + data);
2504
2505        // no longer idle; we have backup work to do
2506        unscheduleGcIdler();
2507
2508        // instantiate the BackupAgent class named in the manifest
2509        PackageInfo packageInfo = getPackageInfoNoCheck(data.appInfo);
2510        String packageName = packageInfo.mPackageName;
2511        if (mBackupAgents.get(packageName) != null) {
2512            Log.d(TAG, "BackupAgent " + "  for " + packageName
2513                    + " already exists");
2514            return;
2515        }
2516
2517        BackupAgent agent = null;
2518        String classname = data.appInfo.backupAgentName;
2519        if (classname == null) {
2520            if (data.backupMode == IApplicationThread.BACKUP_MODE_INCREMENTAL) {
2521                Log.e(TAG, "Attempted incremental backup but no defined agent for "
2522                        + packageName);
2523                return;
2524            }
2525            classname = "android.app.FullBackupAgent";
2526        }
2527        try {
2528            java.lang.ClassLoader cl = packageInfo.getClassLoader();
2529            agent = (BackupAgent) cl.loadClass(data.appInfo.backupAgentName).newInstance();
2530        } catch (Exception e) {
2531            throw new RuntimeException("Unable to instantiate backup agent "
2532                    + data.appInfo.backupAgentName + ": " + e.toString(), e);
2533        }
2534
2535        // set up the agent's context
2536        try {
2537            if (DEBUG_BACKUP) Log.v(TAG, "Initializing BackupAgent "
2538                    + data.appInfo.backupAgentName);
2539
2540            ApplicationContext context = new ApplicationContext();
2541            context.init(packageInfo, null, this);
2542            context.setOuterContext(agent);
2543            agent.attach(context);
2544            agent.onCreate();
2545
2546            // tell the OS that we're live now
2547            IBinder binder = agent.onBind();
2548            try {
2549                ActivityManagerNative.getDefault().backupAgentCreated(packageName, binder);
2550            } catch (RemoteException e) {
2551                // nothing to do.
2552            }
2553            mBackupAgents.put(packageName, agent);
2554        } catch (Exception e) {
2555            throw new RuntimeException("Unable to create BackupAgent "
2556                    + data.appInfo.backupAgentName + ": " + e.toString(), e);
2557        }
2558    }
2559
2560    // Tear down a BackupAgent
2561    private final void handleDestroyBackupAgent(CreateBackupAgentData data) {
2562        if (DEBUG_BACKUP) Log.v(TAG, "handleDestroyBackupAgent: " + data);
2563
2564        PackageInfo packageInfo = getPackageInfoNoCheck(data.appInfo);
2565        String packageName = packageInfo.mPackageName;
2566        BackupAgent agent = mBackupAgents.get(packageName);
2567        if (agent != null) {
2568            try {
2569                agent.onDestroy();
2570            } catch (Exception e) {
2571                Log.w(TAG, "Exception thrown in onDestroy by backup agent of " + data.appInfo);
2572                e.printStackTrace();
2573            }
2574            mBackupAgents.remove(packageName);
2575        } else {
2576            Log.w(TAG, "Attempt to destroy unknown backup agent " + data);
2577        }
2578    }
2579
2580    private final void handleCreateService(CreateServiceData data) {
2581        // If we are getting ready to gc after going to the background, well
2582        // we are back active so skip it.
2583        unscheduleGcIdler();
2584
2585        PackageInfo packageInfo = getPackageInfoNoCheck(
2586                data.info.applicationInfo);
2587        Service service = null;
2588        try {
2589            java.lang.ClassLoader cl = packageInfo.getClassLoader();
2590            service = (Service) cl.loadClass(data.info.name).newInstance();
2591        } catch (Exception e) {
2592            if (!mInstrumentation.onException(service, e)) {
2593                throw new RuntimeException(
2594                    "Unable to instantiate service " + data.info.name
2595                    + ": " + e.toString(), e);
2596            }
2597        }
2598
2599        try {
2600            if (localLOGV) Log.v(TAG, "Creating service " + data.info.name);
2601
2602            ApplicationContext context = new ApplicationContext();
2603            context.init(packageInfo, null, this);
2604
2605            Application app = packageInfo.makeApplication(false);
2606            context.setOuterContext(service);
2607            service.attach(context, this, data.info.name, data.token, app,
2608                    ActivityManagerNative.getDefault());
2609            service.onCreate();
2610            mServices.put(data.token, service);
2611            try {
2612                ActivityManagerNative.getDefault().serviceDoneExecuting(data.token);
2613            } catch (RemoteException e) {
2614                // nothing to do.
2615            }
2616        } catch (Exception e) {
2617            if (!mInstrumentation.onException(service, e)) {
2618                throw new RuntimeException(
2619                    "Unable to create service " + data.info.name
2620                    + ": " + e.toString(), e);
2621            }
2622        }
2623    }
2624
2625    private final void handleBindService(BindServiceData data) {
2626        Service s = mServices.get(data.token);
2627        if (s != null) {
2628            try {
2629                data.intent.setExtrasClassLoader(s.getClassLoader());
2630                try {
2631                    if (!data.rebind) {
2632                        IBinder binder = s.onBind(data.intent);
2633                        ActivityManagerNative.getDefault().publishService(
2634                                data.token, data.intent, binder);
2635                    } else {
2636                        s.onRebind(data.intent);
2637                        ActivityManagerNative.getDefault().serviceDoneExecuting(
2638                                data.token);
2639                    }
2640                } catch (RemoteException ex) {
2641                }
2642            } catch (Exception e) {
2643                if (!mInstrumentation.onException(s, e)) {
2644                    throw new RuntimeException(
2645                            "Unable to bind to service " + s
2646                            + " with " + data.intent + ": " + e.toString(), e);
2647                }
2648            }
2649        }
2650    }
2651
2652    private final void handleUnbindService(BindServiceData data) {
2653        Service s = mServices.get(data.token);
2654        if (s != null) {
2655            try {
2656                data.intent.setExtrasClassLoader(s.getClassLoader());
2657                boolean doRebind = s.onUnbind(data.intent);
2658                try {
2659                    if (doRebind) {
2660                        ActivityManagerNative.getDefault().unbindFinished(
2661                                data.token, data.intent, doRebind);
2662                    } else {
2663                        ActivityManagerNative.getDefault().serviceDoneExecuting(
2664                                data.token);
2665                    }
2666                } catch (RemoteException ex) {
2667                }
2668            } catch (Exception e) {
2669                if (!mInstrumentation.onException(s, e)) {
2670                    throw new RuntimeException(
2671                            "Unable to unbind to service " + s
2672                            + " with " + data.intent + ": " + e.toString(), e);
2673                }
2674            }
2675        }
2676    }
2677
2678    private void handleDumpService(DumpServiceInfo info) {
2679        try {
2680            Service s = mServices.get(info.service);
2681            if (s != null) {
2682                PrintWriter pw = new PrintWriter(new FileOutputStream(info.fd));
2683                s.dump(info.fd, pw, info.args);
2684                pw.close();
2685            }
2686        } finally {
2687            synchronized (info) {
2688                info.dumped = true;
2689                info.notifyAll();
2690            }
2691        }
2692    }
2693
2694    private final void handleServiceArgs(ServiceArgsData data) {
2695        Service s = mServices.get(data.token);
2696        if (s != null) {
2697            try {
2698                if (data.args != null) {
2699                    data.args.setExtrasClassLoader(s.getClassLoader());
2700                }
2701                s.onStart(data.args, data.startId);
2702                try {
2703                    ActivityManagerNative.getDefault().serviceDoneExecuting(data.token);
2704                } catch (RemoteException e) {
2705                    // nothing to do.
2706                }
2707            } catch (Exception e) {
2708                if (!mInstrumentation.onException(s, e)) {
2709                    throw new RuntimeException(
2710                            "Unable to start service " + s
2711                            + " with " + data.args + ": " + e.toString(), e);
2712                }
2713            }
2714        }
2715    }
2716
2717    private final void handleStopService(IBinder token) {
2718        Service s = mServices.remove(token);
2719        if (s != null) {
2720            try {
2721                if (localLOGV) Log.v(TAG, "Destroying service " + s);
2722                s.onDestroy();
2723                Context context = s.getBaseContext();
2724                if (context instanceof ApplicationContext) {
2725                    final String who = s.getClassName();
2726                    ((ApplicationContext) context).scheduleFinalCleanup(who, "Service");
2727                }
2728                try {
2729                    ActivityManagerNative.getDefault().serviceDoneExecuting(token);
2730                } catch (RemoteException e) {
2731                    // nothing to do.
2732                }
2733            } catch (Exception e) {
2734                if (!mInstrumentation.onException(s, e)) {
2735                    throw new RuntimeException(
2736                            "Unable to stop service " + s
2737                            + ": " + e.toString(), e);
2738                }
2739            }
2740        }
2741        //Log.i(TAG, "Running services: " + mServices);
2742    }
2743
2744    public final ActivityRecord performResumeActivity(IBinder token,
2745            boolean clearHide) {
2746        ActivityRecord r = mActivities.get(token);
2747        if (localLOGV) Log.v(TAG, "Performing resume of " + r
2748                + " finished=" + r.activity.mFinished);
2749        if (r != null && !r.activity.mFinished) {
2750            if (clearHide) {
2751                r.hideForNow = false;
2752                r.activity.mStartedActivity = false;
2753            }
2754            try {
2755                if (r.pendingIntents != null) {
2756                    deliverNewIntents(r, r.pendingIntents);
2757                    r.pendingIntents = null;
2758                }
2759                if (r.pendingResults != null) {
2760                    deliverResults(r, r.pendingResults);
2761                    r.pendingResults = null;
2762                }
2763                r.activity.performResume();
2764
2765                EventLog.writeEvent(LOG_ON_RESUME_CALLED,
2766                        r.activity.getComponentName().getClassName());
2767
2768                r.paused = false;
2769                r.stopped = false;
2770                if (r.activity.mStartedActivity) {
2771                    r.hideForNow = true;
2772                }
2773                r.state = null;
2774            } catch (Exception e) {
2775                if (!mInstrumentation.onException(r.activity, e)) {
2776                    throw new RuntimeException(
2777                        "Unable to resume activity "
2778                        + r.intent.getComponent().toShortString()
2779                        + ": " + e.toString(), e);
2780                }
2781            }
2782        }
2783        return r;
2784    }
2785
2786    final void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward) {
2787        // If we are getting ready to gc after going to the background, well
2788        // we are back active so skip it.
2789        unscheduleGcIdler();
2790
2791        ActivityRecord r = performResumeActivity(token, clearHide);
2792
2793        if (r != null) {
2794            final Activity a = r.activity;
2795
2796            if (localLOGV) Log.v(
2797                TAG, "Resume " + r + " started activity: " +
2798                a.mStartedActivity + ", hideForNow: " + r.hideForNow
2799                + ", finished: " + a.mFinished);
2800
2801            final int forwardBit = isForward ?
2802                    WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION : 0;
2803
2804            // If the window hasn't yet been added to the window manager,
2805            // and this guy didn't finish itself or start another activity,
2806            // then go ahead and add the window.
2807            if (r.window == null && !a.mFinished && !a.mStartedActivity) {
2808                r.window = r.activity.getWindow();
2809                View decor = r.window.getDecorView();
2810                decor.setVisibility(View.INVISIBLE);
2811                ViewManager wm = a.getWindowManager();
2812                WindowManager.LayoutParams l = r.window.getAttributes();
2813                a.mDecor = decor;
2814                l.type = WindowManager.LayoutParams.TYPE_BASE_APPLICATION;
2815                l.softInputMode |= forwardBit;
2816                if (a.mVisibleFromClient) {
2817                    a.mWindowAdded = true;
2818                    wm.addView(decor, l);
2819                }
2820
2821            // If the window has already been added, but during resume
2822            // we started another activity, then don't yet make the
2823            // window visisble.
2824            } else if (a.mStartedActivity) {
2825                if (localLOGV) Log.v(
2826                    TAG, "Launch " + r + " mStartedActivity set");
2827                r.hideForNow = true;
2828            }
2829
2830            // The window is now visible if it has been added, we are not
2831            // simply finishing, and we are not starting another activity.
2832            if (!r.activity.mFinished && r.activity.mDecor != null
2833                    && !r.hideForNow) {
2834                if (r.newConfig != null) {
2835                    performConfigurationChanged(r.activity, r.newConfig);
2836                    r.newConfig = null;
2837                }
2838                if (localLOGV) Log.v(TAG, "Resuming " + r + " with isForward="
2839                        + isForward);
2840                WindowManager.LayoutParams l = r.window.getAttributes();
2841                if ((l.softInputMode
2842                        & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION)
2843                        != forwardBit) {
2844                    l.softInputMode = (l.softInputMode
2845                            & (~WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION))
2846                            | forwardBit;
2847                    ViewManager wm = a.getWindowManager();
2848                    View decor = r.window.getDecorView();
2849                    wm.updateViewLayout(decor, l);
2850                }
2851                r.activity.mVisibleFromServer = true;
2852                mNumVisibleActivities++;
2853                if (r.activity.mVisibleFromClient) {
2854                    r.activity.makeVisible();
2855                }
2856            }
2857
2858            r.nextIdle = mNewActivities;
2859            mNewActivities = r;
2860            if (localLOGV) Log.v(
2861                TAG, "Scheduling idle handler for " + r);
2862            Looper.myQueue().addIdleHandler(new Idler());
2863
2864        } else {
2865            // If an exception was thrown when trying to resume, then
2866            // just end this activity.
2867            try {
2868                ActivityManagerNative.getDefault()
2869                    .finishActivity(token, Activity.RESULT_CANCELED, null);
2870            } catch (RemoteException ex) {
2871            }
2872        }
2873    }
2874
2875    private int mThumbnailWidth = -1;
2876    private int mThumbnailHeight = -1;
2877
2878    private final Bitmap createThumbnailBitmap(ActivityRecord r) {
2879        Bitmap thumbnail = null;
2880        try {
2881            int w = mThumbnailWidth;
2882            int h;
2883            if (w < 0) {
2884                Resources res = r.activity.getResources();
2885                mThumbnailHeight = h =
2886                    res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_height);
2887
2888                mThumbnailWidth = w =
2889                    res.getDimensionPixelSize(com.android.internal.R.dimen.thumbnail_width);
2890            } else {
2891                h = mThumbnailHeight;
2892            }
2893
2894            // XXX Only set hasAlpha if needed?
2895            thumbnail = Bitmap.createBitmap(w, h, Bitmap.Config.RGB_565);
2896            thumbnail.eraseColor(0);
2897            Canvas cv = new Canvas(thumbnail);
2898            if (!r.activity.onCreateThumbnail(thumbnail, cv)) {
2899                thumbnail = null;
2900            }
2901        } catch (Exception e) {
2902            if (!mInstrumentation.onException(r.activity, e)) {
2903                throw new RuntimeException(
2904                        "Unable to create thumbnail of "
2905                        + r.intent.getComponent().toShortString()
2906                        + ": " + e.toString(), e);
2907            }
2908            thumbnail = null;
2909        }
2910
2911        return thumbnail;
2912    }
2913
2914    private final void handlePauseActivity(IBinder token, boolean finished,
2915            boolean userLeaving, int configChanges) {
2916        ActivityRecord r = mActivities.get(token);
2917        if (r != null) {
2918            //Log.v(TAG, "userLeaving=" + userLeaving + " handling pause of " + r);
2919            if (userLeaving) {
2920                performUserLeavingActivity(r);
2921            }
2922
2923            r.activity.mConfigChangeFlags |= configChanges;
2924            Bundle state = performPauseActivity(token, finished, true);
2925
2926            // Tell the activity manager we have paused.
2927            try {
2928                ActivityManagerNative.getDefault().activityPaused(token, state);
2929            } catch (RemoteException ex) {
2930            }
2931        }
2932    }
2933
2934    final void performUserLeavingActivity(ActivityRecord r) {
2935        mInstrumentation.callActivityOnUserLeaving(r.activity);
2936    }
2937
2938    final Bundle performPauseActivity(IBinder token, boolean finished,
2939            boolean saveState) {
2940        ActivityRecord r = mActivities.get(token);
2941        return r != null ? performPauseActivity(r, finished, saveState) : null;
2942    }
2943
2944    final Bundle performPauseActivity(ActivityRecord r, boolean finished,
2945            boolean saveState) {
2946        if (r.paused) {
2947            if (r.activity.mFinished) {
2948                // If we are finishing, we won't call onResume() in certain cases.
2949                // So here we likewise don't want to call onPause() if the activity
2950                // isn't resumed.
2951                return null;
2952            }
2953            RuntimeException e = new RuntimeException(
2954                    "Performing pause of activity that is not resumed: "
2955                    + r.intent.getComponent().toShortString());
2956            Log.e(TAG, e.getMessage(), e);
2957        }
2958        Bundle state = null;
2959        if (finished) {
2960            r.activity.mFinished = true;
2961        }
2962        try {
2963            // Next have the activity save its current state and managed dialogs...
2964            if (!r.activity.mFinished && saveState) {
2965                state = new Bundle();
2966                mInstrumentation.callActivityOnSaveInstanceState(r.activity, state);
2967                r.state = state;
2968            }
2969            // Now we are idle.
2970            r.activity.mCalled = false;
2971            mInstrumentation.callActivityOnPause(r.activity);
2972            EventLog.writeEvent(LOG_ON_PAUSE_CALLED, r.activity.getComponentName().getClassName());
2973            if (!r.activity.mCalled) {
2974                throw new SuperNotCalledException(
2975                    "Activity " + r.intent.getComponent().toShortString() +
2976                    " did not call through to super.onPause()");
2977            }
2978
2979        } catch (SuperNotCalledException e) {
2980            throw e;
2981
2982        } catch (Exception e) {
2983            if (!mInstrumentation.onException(r.activity, e)) {
2984                throw new RuntimeException(
2985                        "Unable to pause activity "
2986                        + r.intent.getComponent().toShortString()
2987                        + ": " + e.toString(), e);
2988            }
2989        }
2990        r.paused = true;
2991        return state;
2992    }
2993
2994    final void performStopActivity(IBinder token) {
2995        ActivityRecord r = mActivities.get(token);
2996        performStopActivityInner(r, null, false);
2997    }
2998
2999    private static class StopInfo {
3000        Bitmap thumbnail;
3001        CharSequence description;
3002    }
3003
3004    private final class ProviderRefCount {
3005        public int count;
3006        ProviderRefCount(int pCount) {
3007            count = pCount;
3008        }
3009    }
3010
3011    private final void performStopActivityInner(ActivityRecord r,
3012            StopInfo info, boolean keepShown) {
3013        if (localLOGV) Log.v(TAG, "Performing stop of " + r);
3014        if (r != null) {
3015            if (!keepShown && r.stopped) {
3016                if (r.activity.mFinished) {
3017                    // If we are finishing, we won't call onResume() in certain
3018                    // cases.  So here we likewise don't want to call onStop()
3019                    // if the activity isn't resumed.
3020                    return;
3021                }
3022                RuntimeException e = new RuntimeException(
3023                        "Performing stop of activity that is not resumed: "
3024                        + r.intent.getComponent().toShortString());
3025                Log.e(TAG, e.getMessage(), e);
3026            }
3027
3028            if (info != null) {
3029                try {
3030                    // First create a thumbnail for the activity...
3031                    //info.thumbnail = createThumbnailBitmap(r);
3032                    info.description = r.activity.onCreateDescription();
3033                } catch (Exception e) {
3034                    if (!mInstrumentation.onException(r.activity, e)) {
3035                        throw new RuntimeException(
3036                                "Unable to save state of activity "
3037                                + r.intent.getComponent().toShortString()
3038                                + ": " + e.toString(), e);
3039                    }
3040                }
3041            }
3042
3043            if (!keepShown) {
3044                try {
3045                    // Now we are idle.
3046                    r.activity.performStop();
3047                } catch (Exception e) {
3048                    if (!mInstrumentation.onException(r.activity, e)) {
3049                        throw new RuntimeException(
3050                                "Unable to stop activity "
3051                                + r.intent.getComponent().toShortString()
3052                                + ": " + e.toString(), e);
3053                    }
3054                }
3055                r.stopped = true;
3056            }
3057
3058            r.paused = true;
3059        }
3060    }
3061
3062    private final void updateVisibility(ActivityRecord r, boolean show) {
3063        View v = r.activity.mDecor;
3064        if (v != null) {
3065            if (show) {
3066                if (!r.activity.mVisibleFromServer) {
3067                    r.activity.mVisibleFromServer = true;
3068                    mNumVisibleActivities++;
3069                    if (r.activity.mVisibleFromClient) {
3070                        r.activity.makeVisible();
3071                    }
3072                }
3073                if (r.newConfig != null) {
3074                    performConfigurationChanged(r.activity, r.newConfig);
3075                    r.newConfig = null;
3076                }
3077            } else {
3078                if (r.activity.mVisibleFromServer) {
3079                    r.activity.mVisibleFromServer = false;
3080                    mNumVisibleActivities--;
3081                    v.setVisibility(View.INVISIBLE);
3082                }
3083            }
3084        }
3085    }
3086
3087    private final void handleStopActivity(IBinder token, boolean show, int configChanges) {
3088        ActivityRecord r = mActivities.get(token);
3089        r.activity.mConfigChangeFlags |= configChanges;
3090
3091        StopInfo info = new StopInfo();
3092        performStopActivityInner(r, info, show);
3093
3094        if (localLOGV) Log.v(
3095            TAG, "Finishing stop of " + r + ": show=" + show
3096            + " win=" + r.window);
3097
3098        updateVisibility(r, show);
3099
3100        // Tell activity manager we have been stopped.
3101        try {
3102            ActivityManagerNative.getDefault().activityStopped(
3103                r.token, info.thumbnail, info.description);
3104        } catch (RemoteException ex) {
3105        }
3106    }
3107
3108    final void performRestartActivity(IBinder token) {
3109        ActivityRecord r = mActivities.get(token);
3110        if (r.stopped) {
3111            r.activity.performRestart();
3112            r.stopped = false;
3113        }
3114    }
3115
3116    private final void handleWindowVisibility(IBinder token, boolean show) {
3117        ActivityRecord r = mActivities.get(token);
3118        if (!show && !r.stopped) {
3119            performStopActivityInner(r, null, show);
3120        } else if (show && r.stopped) {
3121            // If we are getting ready to gc after going to the background, well
3122            // we are back active so skip it.
3123            unscheduleGcIdler();
3124
3125            r.activity.performRestart();
3126            r.stopped = false;
3127        }
3128        if (r.activity.mDecor != null) {
3129            if (Config.LOGV) Log.v(
3130                TAG, "Handle window " + r + " visibility: " + show);
3131            updateVisibility(r, show);
3132        }
3133    }
3134
3135    private final void deliverResults(ActivityRecord r, List<ResultInfo> results) {
3136        final int N = results.size();
3137        for (int i=0; i<N; i++) {
3138            ResultInfo ri = results.get(i);
3139            try {
3140                if (ri.mData != null) {
3141                    ri.mData.setExtrasClassLoader(r.activity.getClassLoader());
3142                }
3143                if (DEBUG_RESULTS) Log.v(TAG,
3144                        "Delivering result to activity " + r + " : " + ri);
3145                r.activity.dispatchActivityResult(ri.mResultWho,
3146                        ri.mRequestCode, ri.mResultCode, ri.mData);
3147            } catch (Exception e) {
3148                if (!mInstrumentation.onException(r.activity, e)) {
3149                    throw new RuntimeException(
3150                            "Failure delivering result " + ri + " to activity "
3151                            + r.intent.getComponent().toShortString()
3152                            + ": " + e.toString(), e);
3153                }
3154            }
3155        }
3156    }
3157
3158    private final void handleSendResult(ResultData res) {
3159        ActivityRecord r = mActivities.get(res.token);
3160        if (DEBUG_RESULTS) Log.v(TAG, "Handling send result to " + r);
3161        if (r != null) {
3162            final boolean resumed = !r.paused;
3163            if (!r.activity.mFinished && r.activity.mDecor != null
3164                    && r.hideForNow && resumed) {
3165                // We had hidden the activity because it started another
3166                // one...  we have gotten a result back and we are not
3167                // paused, so make sure our window is visible.
3168                updateVisibility(r, true);
3169            }
3170            if (resumed) {
3171                try {
3172                    // Now we are idle.
3173                    r.activity.mCalled = false;
3174                    mInstrumentation.callActivityOnPause(r.activity);
3175                    if (!r.activity.mCalled) {
3176                        throw new SuperNotCalledException(
3177                            "Activity " + r.intent.getComponent().toShortString()
3178                            + " did not call through to super.onPause()");
3179                    }
3180                } catch (SuperNotCalledException e) {
3181                    throw e;
3182                } catch (Exception e) {
3183                    if (!mInstrumentation.onException(r.activity, e)) {
3184                        throw new RuntimeException(
3185                                "Unable to pause activity "
3186                                + r.intent.getComponent().toShortString()
3187                                + ": " + e.toString(), e);
3188                    }
3189                }
3190            }
3191            deliverResults(r, res.results);
3192            if (resumed) {
3193                mInstrumentation.callActivityOnResume(r.activity);
3194            }
3195        }
3196    }
3197
3198    public final ActivityRecord performDestroyActivity(IBinder token, boolean finishing) {
3199        return performDestroyActivity(token, finishing, 0, false);
3200    }
3201
3202    private final ActivityRecord performDestroyActivity(IBinder token, boolean finishing,
3203            int configChanges, boolean getNonConfigInstance) {
3204        ActivityRecord r = mActivities.get(token);
3205        if (localLOGV) Log.v(TAG, "Performing finish of " + r);
3206        if (r != null) {
3207            r.activity.mConfigChangeFlags |= configChanges;
3208            if (finishing) {
3209                r.activity.mFinished = true;
3210            }
3211            if (!r.paused) {
3212                try {
3213                    r.activity.mCalled = false;
3214                    mInstrumentation.callActivityOnPause(r.activity);
3215                    EventLog.writeEvent(LOG_ON_PAUSE_CALLED,
3216                            r.activity.getComponentName().getClassName());
3217                    if (!r.activity.mCalled) {
3218                        throw new SuperNotCalledException(
3219                            "Activity " + r.intent.getComponent().toShortString()
3220                            + " did not call through to super.onPause()");
3221                    }
3222                } catch (SuperNotCalledException e) {
3223                    throw e;
3224                } catch (Exception e) {
3225                    if (!mInstrumentation.onException(r.activity, e)) {
3226                        throw new RuntimeException(
3227                                "Unable to pause activity "
3228                                + r.intent.getComponent().toShortString()
3229                                + ": " + e.toString(), e);
3230                    }
3231                }
3232                r.paused = true;
3233            }
3234            if (!r.stopped) {
3235                try {
3236                    r.activity.performStop();
3237                } catch (SuperNotCalledException e) {
3238                    throw e;
3239                } catch (Exception e) {
3240                    if (!mInstrumentation.onException(r.activity, e)) {
3241                        throw new RuntimeException(
3242                                "Unable to stop activity "
3243                                + r.intent.getComponent().toShortString()
3244                                + ": " + e.toString(), e);
3245                    }
3246                }
3247                r.stopped = true;
3248            }
3249            if (getNonConfigInstance) {
3250                try {
3251                    r.lastNonConfigurationInstance
3252                            = r.activity.onRetainNonConfigurationInstance();
3253                } catch (Exception e) {
3254                    if (!mInstrumentation.onException(r.activity, e)) {
3255                        throw new RuntimeException(
3256                                "Unable to retain activity "
3257                                + r.intent.getComponent().toShortString()
3258                                + ": " + e.toString(), e);
3259                    }
3260                }
3261                try {
3262                    r.lastNonConfigurationChildInstances
3263                            = r.activity.onRetainNonConfigurationChildInstances();
3264                } catch (Exception e) {
3265                    if (!mInstrumentation.onException(r.activity, e)) {
3266                        throw new RuntimeException(
3267                                "Unable to retain child activities "
3268                                + r.intent.getComponent().toShortString()
3269                                + ": " + e.toString(), e);
3270                    }
3271                }
3272
3273            }
3274            try {
3275                r.activity.mCalled = false;
3276                r.activity.onDestroy();
3277                if (!r.activity.mCalled) {
3278                    throw new SuperNotCalledException(
3279                        "Activity " + r.intent.getComponent().toShortString() +
3280                        " did not call through to super.onDestroy()");
3281                }
3282                if (r.window != null) {
3283                    r.window.closeAllPanels();
3284                }
3285            } catch (SuperNotCalledException e) {
3286                throw e;
3287            } catch (Exception e) {
3288                if (!mInstrumentation.onException(r.activity, e)) {
3289                    throw new RuntimeException(
3290                            "Unable to destroy activity "
3291                            + r.intent.getComponent().toShortString()
3292                            + ": " + e.toString(), e);
3293                }
3294            }
3295        }
3296        mActivities.remove(token);
3297
3298        return r;
3299    }
3300
3301    private final void handleDestroyActivity(IBinder token, boolean finishing,
3302            int configChanges, boolean getNonConfigInstance) {
3303        ActivityRecord r = performDestroyActivity(token, finishing,
3304                configChanges, getNonConfigInstance);
3305        if (r != null) {
3306            WindowManager wm = r.activity.getWindowManager();
3307            View v = r.activity.mDecor;
3308            if (v != null) {
3309                if (r.activity.mVisibleFromServer) {
3310                    mNumVisibleActivities--;
3311                }
3312                IBinder wtoken = v.getWindowToken();
3313                if (r.activity.mWindowAdded) {
3314                    wm.removeViewImmediate(v);
3315                }
3316                if (wtoken != null) {
3317                    WindowManagerImpl.getDefault().closeAll(wtoken,
3318                            r.activity.getClass().getName(), "Activity");
3319                }
3320                r.activity.mDecor = null;
3321            }
3322            WindowManagerImpl.getDefault().closeAll(token,
3323                    r.activity.getClass().getName(), "Activity");
3324
3325            // Mocked out contexts won't be participating in the normal
3326            // process lifecycle, but if we're running with a proper
3327            // ApplicationContext we need to have it tear down things
3328            // cleanly.
3329            Context c = r.activity.getBaseContext();
3330            if (c instanceof ApplicationContext) {
3331                ((ApplicationContext) c).scheduleFinalCleanup(
3332                        r.activity.getClass().getName(), "Activity");
3333            }
3334        }
3335        if (finishing) {
3336            try {
3337                ActivityManagerNative.getDefault().activityDestroyed(token);
3338            } catch (RemoteException ex) {
3339                // If the system process has died, it's game over for everyone.
3340            }
3341        }
3342    }
3343
3344    private final void handleRelaunchActivity(ActivityRecord tmp, int configChanges) {
3345        // If we are getting ready to gc after going to the background, well
3346        // we are back active so skip it.
3347        unscheduleGcIdler();
3348
3349        Configuration changedConfig = null;
3350
3351        // First: make sure we have the most recent configuration and most
3352        // recent version of the activity, or skip it if some previous call
3353        // had taken a more recent version.
3354        synchronized (mRelaunchingActivities) {
3355            int N = mRelaunchingActivities.size();
3356            IBinder token = tmp.token;
3357            tmp = null;
3358            for (int i=0; i<N; i++) {
3359                ActivityRecord r = mRelaunchingActivities.get(i);
3360                if (r.token == token) {
3361                    tmp = r;
3362                    mRelaunchingActivities.remove(i);
3363                    i--;
3364                    N--;
3365                }
3366            }
3367
3368            if (tmp == null) {
3369                return;
3370            }
3371
3372            if (mPendingConfiguration != null) {
3373                changedConfig = mPendingConfiguration;
3374                mPendingConfiguration = null;
3375            }
3376        }
3377
3378        // If there was a pending configuration change, execute it first.
3379        if (changedConfig != null) {
3380            handleConfigurationChanged(changedConfig);
3381        }
3382
3383        ActivityRecord r = mActivities.get(tmp.token);
3384        if (localLOGV) Log.v(TAG, "Handling relaunch of " + r);
3385        if (r == null) {
3386            return;
3387        }
3388
3389        r.activity.mConfigChangeFlags |= configChanges;
3390        Intent currentIntent = r.activity.mIntent;
3391
3392        Bundle savedState = null;
3393        if (!r.paused) {
3394            savedState = performPauseActivity(r.token, false, true);
3395        }
3396
3397        handleDestroyActivity(r.token, false, configChanges, true);
3398
3399        r.activity = null;
3400        r.window = null;
3401        r.hideForNow = false;
3402        r.nextIdle = null;
3403        // Merge any pending results and pending intents; don't just replace them
3404        if (tmp.pendingResults != null) {
3405            if (r.pendingResults == null) {
3406                r.pendingResults = tmp.pendingResults;
3407            } else {
3408                r.pendingResults.addAll(tmp.pendingResults);
3409            }
3410        }
3411        if (tmp.pendingIntents != null) {
3412            if (r.pendingIntents == null) {
3413                r.pendingIntents = tmp.pendingIntents;
3414            } else {
3415                r.pendingIntents.addAll(tmp.pendingIntents);
3416            }
3417        }
3418        r.startsNotResumed = tmp.startsNotResumed;
3419        if (savedState != null) {
3420            r.state = savedState;
3421        }
3422
3423        handleLaunchActivity(r, currentIntent);
3424    }
3425
3426    private final void handleRequestThumbnail(IBinder token) {
3427        ActivityRecord r = mActivities.get(token);
3428        Bitmap thumbnail = createThumbnailBitmap(r);
3429        CharSequence description = null;
3430        try {
3431            description = r.activity.onCreateDescription();
3432        } catch (Exception e) {
3433            if (!mInstrumentation.onException(r.activity, e)) {
3434                throw new RuntimeException(
3435                        "Unable to create description of activity "
3436                        + r.intent.getComponent().toShortString()
3437                        + ": " + e.toString(), e);
3438            }
3439        }
3440        //System.out.println("Reporting top thumbnail " + thumbnail);
3441        try {
3442            ActivityManagerNative.getDefault().reportThumbnail(
3443                token, thumbnail, description);
3444        } catch (RemoteException ex) {
3445        }
3446    }
3447
3448    ArrayList<ComponentCallbacks> collectComponentCallbacksLocked(
3449            boolean allActivities, Configuration newConfig) {
3450        ArrayList<ComponentCallbacks> callbacks
3451                = new ArrayList<ComponentCallbacks>();
3452
3453        if (mActivities.size() > 0) {
3454            Iterator<ActivityRecord> it = mActivities.values().iterator();
3455            while (it.hasNext()) {
3456                ActivityRecord ar = it.next();
3457                Activity a = ar.activity;
3458                if (a != null) {
3459                    if (!ar.activity.mFinished && (allActivities ||
3460                            (a != null && !ar.paused))) {
3461                        // If the activity is currently resumed, its configuration
3462                        // needs to change right now.
3463                        callbacks.add(a);
3464                    } else if (newConfig != null) {
3465                        // Otherwise, we will tell it about the change
3466                        // the next time it is resumed or shown.  Note that
3467                        // the activity manager may, before then, decide the
3468                        // activity needs to be destroyed to handle its new
3469                        // configuration.
3470                        ar.newConfig = newConfig;
3471                    }
3472                }
3473            }
3474        }
3475        if (mServices.size() > 0) {
3476            Iterator<Service> it = mServices.values().iterator();
3477            while (it.hasNext()) {
3478                callbacks.add(it.next());
3479            }
3480        }
3481        synchronized (mProviderMap) {
3482            if (mLocalProviders.size() > 0) {
3483                Iterator<ProviderRecord> it = mLocalProviders.values().iterator();
3484                while (it.hasNext()) {
3485                    callbacks.add(it.next().mLocalProvider);
3486                }
3487            }
3488        }
3489        final int N = mAllApplications.size();
3490        for (int i=0; i<N; i++) {
3491            callbacks.add(mAllApplications.get(i));
3492        }
3493
3494        return callbacks;
3495    }
3496
3497    private final void performConfigurationChanged(
3498            ComponentCallbacks cb, Configuration config) {
3499        // Only for Activity objects, check that they actually call up to their
3500        // superclass implementation.  ComponentCallbacks is an interface, so
3501        // we check the runtime type and act accordingly.
3502        Activity activity = (cb instanceof Activity) ? (Activity) cb : null;
3503        if (activity != null) {
3504            activity.mCalled = false;
3505        }
3506
3507        boolean shouldChangeConfig = false;
3508        if ((activity == null) || (activity.mCurrentConfig == null)) {
3509            shouldChangeConfig = true;
3510        } else {
3511
3512            // If the new config is the same as the config this Activity
3513            // is already running with then don't bother calling
3514            // onConfigurationChanged
3515            int diff = activity.mCurrentConfig.diff(config);
3516            if (diff != 0) {
3517
3518                // If this activity doesn't handle any of the config changes
3519                // then don't bother calling onConfigurationChanged as we're
3520                // going to destroy it.
3521                if ((~activity.mActivityInfo.configChanges & diff) == 0) {
3522                    shouldChangeConfig = true;
3523                }
3524            }
3525        }
3526
3527        if (shouldChangeConfig) {
3528            cb.onConfigurationChanged(config);
3529
3530            if (activity != null) {
3531                if (!activity.mCalled) {
3532                    throw new SuperNotCalledException(
3533                            "Activity " + activity.getLocalClassName() +
3534                        " did not call through to super.onConfigurationChanged()");
3535                }
3536                activity.mConfigChangeFlags = 0;
3537                activity.mCurrentConfig = new Configuration(config);
3538            }
3539        }
3540    }
3541
3542    final void handleConfigurationChanged(Configuration config) {
3543
3544        synchronized (mRelaunchingActivities) {
3545            if (mPendingConfiguration != null) {
3546                config = mPendingConfiguration;
3547                mPendingConfiguration = null;
3548            }
3549        }
3550
3551        ArrayList<ComponentCallbacks> callbacks
3552                = new ArrayList<ComponentCallbacks>();
3553
3554        synchronized(mPackages) {
3555            if (mConfiguration == null) {
3556                mConfiguration = new Configuration();
3557            }
3558            mConfiguration.updateFrom(config);
3559            DisplayMetrics dm = getDisplayMetricsLocked(true);
3560
3561            // set it for java, this also affects newly created Resources
3562            if (config.locale != null) {
3563                Locale.setDefault(config.locale);
3564            }
3565
3566            Resources.updateSystemConfiguration(config, null);
3567
3568            ApplicationContext.ApplicationPackageManager.configurationChanged();
3569            //Log.i(TAG, "Configuration changed in " + currentPackageName());
3570            {
3571                Iterator<WeakReference<Resources>> it =
3572                    mActiveResources.values().iterator();
3573                //Iterator<Map.Entry<String, WeakReference<Resources>>> it =
3574                //    mActiveResources.entrySet().iterator();
3575                while (it.hasNext()) {
3576                    WeakReference<Resources> v = it.next();
3577                    Resources r = v.get();
3578                    if (r != null) {
3579                        r.updateConfiguration(config, dm);
3580                        //Log.i(TAG, "Updated app resources " + v.getKey()
3581                        //        + " " + r + ": " + r.getConfiguration());
3582                    } else {
3583                        //Log.i(TAG, "Removing old resources " + v.getKey());
3584                        it.remove();
3585                    }
3586                }
3587            }
3588
3589            callbacks = collectComponentCallbacksLocked(false, config);
3590        }
3591
3592        final int N = callbacks.size();
3593        for (int i=0; i<N; i++) {
3594            performConfigurationChanged(callbacks.get(i), config);
3595        }
3596    }
3597
3598    final void handleActivityConfigurationChanged(IBinder token) {
3599        ActivityRecord r = mActivities.get(token);
3600        if (r == null || r.activity == null) {
3601            return;
3602        }
3603
3604        performConfigurationChanged(r.activity, mConfiguration);
3605    }
3606
3607    final void handleProfilerControl(boolean start, String path) {
3608        if (start) {
3609            File file = new File(path);
3610            file.getParentFile().mkdirs();
3611            try {
3612                Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024);
3613            } catch (RuntimeException e) {
3614                Log.w(TAG, "Profiling failed on path " + path
3615                        + " -- can the process access this path?");
3616            }
3617        } else {
3618            Debug.stopMethodTracing();
3619        }
3620    }
3621
3622    final void handleLowMemory() {
3623        ArrayList<ComponentCallbacks> callbacks
3624                = new ArrayList<ComponentCallbacks>();
3625
3626        synchronized(mPackages) {
3627            callbacks = collectComponentCallbacksLocked(true, null);
3628        }
3629
3630        final int N = callbacks.size();
3631        for (int i=0; i<N; i++) {
3632            callbacks.get(i).onLowMemory();
3633        }
3634
3635        // Ask SQLite to free up as much memory as it can, mostly from its page caches.
3636        if (Process.myUid() != Process.SYSTEM_UID) {
3637            int sqliteReleased = SQLiteDatabase.releaseMemory();
3638            EventLog.writeEvent(SQLITE_MEM_RELEASED_EVENT_LOG_TAG, sqliteReleased);
3639        }
3640
3641        // Ask graphics to free up as much as possible (font/image caches)
3642        Canvas.freeCaches();
3643
3644        BinderInternal.forceGc("mem");
3645    }
3646
3647    private final void handleBindApplication(AppBindData data) {
3648        mBoundApplication = data;
3649        mConfiguration = new Configuration(data.config);
3650
3651        // We now rely on this being set by zygote.
3652        //Process.setGid(data.appInfo.gid);
3653        //Process.setUid(data.appInfo.uid);
3654
3655        // send up app name; do this *before* waiting for debugger
3656        android.ddm.DdmHandleAppName.setAppName(data.processName);
3657
3658        /*
3659         * Before spawning a new process, reset the time zone to be the system time zone.
3660         * This needs to be done because the system time zone could have changed after the
3661         * the spawning of this process. Without doing this this process would have the incorrect
3662         * system time zone.
3663         */
3664        TimeZone.setDefault(null);
3665
3666        /*
3667         * Initialize the default locale in this process for the reasons we set the time zone.
3668         */
3669        Locale.setDefault(data.config.locale);
3670
3671        data.info = getPackageInfoNoCheck(data.appInfo);
3672
3673        if (data.debugMode != IApplicationThread.DEBUG_OFF) {
3674            // XXX should have option to change the port.
3675            Debug.changeDebugPort(8100);
3676            if (data.debugMode == IApplicationThread.DEBUG_WAIT) {
3677                Log.w(TAG, "Application " + data.info.getPackageName()
3678                      + " is waiting for the debugger on port 8100...");
3679
3680                IActivityManager mgr = ActivityManagerNative.getDefault();
3681                try {
3682                    mgr.showWaitingForDebugger(mAppThread, true);
3683                } catch (RemoteException ex) {
3684                }
3685
3686                Debug.waitForDebugger();
3687
3688                try {
3689                    mgr.showWaitingForDebugger(mAppThread, false);
3690                } catch (RemoteException ex) {
3691                }
3692
3693            } else {
3694                Log.w(TAG, "Application " + data.info.getPackageName()
3695                      + " can be debugged on port 8100...");
3696            }
3697        }
3698
3699        if (data.instrumentationName != null) {
3700            ApplicationContext appContext = new ApplicationContext();
3701            appContext.init(data.info, null, this);
3702            InstrumentationInfo ii = null;
3703            try {
3704                ii = appContext.getPackageManager().
3705                    getInstrumentationInfo(data.instrumentationName, 0);
3706            } catch (PackageManager.NameNotFoundException e) {
3707            }
3708            if (ii == null) {
3709                throw new RuntimeException(
3710                    "Unable to find instrumentation info for: "
3711                    + data.instrumentationName);
3712            }
3713
3714            mInstrumentationAppDir = ii.sourceDir;
3715            mInstrumentationAppPackage = ii.packageName;
3716            mInstrumentedAppDir = data.info.getAppDir();
3717
3718            ApplicationInfo instrApp = new ApplicationInfo();
3719            instrApp.packageName = ii.packageName;
3720            instrApp.sourceDir = ii.sourceDir;
3721            instrApp.publicSourceDir = ii.publicSourceDir;
3722            instrApp.dataDir = ii.dataDir;
3723            PackageInfo pi = getPackageInfo(instrApp,
3724                    appContext.getClassLoader(), false, true);
3725            ApplicationContext instrContext = new ApplicationContext();
3726            instrContext.init(pi, null, this);
3727
3728            try {
3729                java.lang.ClassLoader cl = instrContext.getClassLoader();
3730                mInstrumentation = (Instrumentation)
3731                    cl.loadClass(data.instrumentationName.getClassName()).newInstance();
3732            } catch (Exception e) {
3733                throw new RuntimeException(
3734                    "Unable to instantiate instrumentation "
3735                    + data.instrumentationName + ": " + e.toString(), e);
3736            }
3737
3738            mInstrumentation.init(this, instrContext, appContext,
3739                    new ComponentName(ii.packageName, ii.name), data.instrumentationWatcher);
3740
3741            if (data.profileFile != null && !ii.handleProfiling) {
3742                data.handlingProfiling = true;
3743                File file = new File(data.profileFile);
3744                file.getParentFile().mkdirs();
3745                Debug.startMethodTracing(file.toString(), 8 * 1024 * 1024);
3746            }
3747
3748            try {
3749                mInstrumentation.onCreate(data.instrumentationArgs);
3750            }
3751            catch (Exception e) {
3752                throw new RuntimeException(
3753                    "Exception thrown in onCreate() of "
3754                    + data.instrumentationName + ": " + e.toString(), e);
3755            }
3756
3757        } else {
3758            mInstrumentation = new Instrumentation();
3759        }
3760
3761        // If the app is being launched for full backup or restore, bring it up in
3762        // a restricted environment with the base application class.
3763        Application app = data.info.makeApplication(data.restrictedBackupMode);
3764        mInitialApplication = app;
3765
3766        List<ProviderInfo> providers = data.providers;
3767        if (providers != null) {
3768            installContentProviders(app, providers);
3769        }
3770
3771        try {
3772            mInstrumentation.callApplicationOnCreate(app);
3773        } catch (Exception e) {
3774            if (!mInstrumentation.onException(app, e)) {
3775                throw new RuntimeException(
3776                    "Unable to create application " + app.getClass().getName()
3777                    + ": " + e.toString(), e);
3778            }
3779        }
3780    }
3781
3782    /*package*/ final void finishInstrumentation(int resultCode, Bundle results) {
3783        IActivityManager am = ActivityManagerNative.getDefault();
3784        if (mBoundApplication.profileFile != null && mBoundApplication.handlingProfiling) {
3785            Debug.stopMethodTracing();
3786        }
3787        //Log.i(TAG, "am: " + ActivityManagerNative.getDefault()
3788        //      + ", app thr: " + mAppThread);
3789        try {
3790            am.finishInstrumentation(mAppThread, resultCode, results);
3791        } catch (RemoteException ex) {
3792        }
3793    }
3794
3795    private final void installContentProviders(
3796            Context context, List<ProviderInfo> providers) {
3797        final ArrayList<IActivityManager.ContentProviderHolder> results =
3798            new ArrayList<IActivityManager.ContentProviderHolder>();
3799
3800        Iterator<ProviderInfo> i = providers.iterator();
3801        while (i.hasNext()) {
3802            ProviderInfo cpi = i.next();
3803            StringBuilder buf = new StringBuilder(128);
3804            buf.append("Publishing provider ");
3805            buf.append(cpi.authority);
3806            buf.append(": ");
3807            buf.append(cpi.name);
3808            Log.i(TAG, buf.toString());
3809            IContentProvider cp = installProvider(context, null, cpi, false);
3810            if (cp != null) {
3811                IActivityManager.ContentProviderHolder cph =
3812                    new IActivityManager.ContentProviderHolder(cpi);
3813                cph.provider = cp;
3814                results.add(cph);
3815                // Don't ever unload this provider from the process.
3816                synchronized(mProviderMap) {
3817                    mProviderRefCountMap.put(cp.asBinder(), new ProviderRefCount(10000));
3818                }
3819            }
3820        }
3821
3822        try {
3823            ActivityManagerNative.getDefault().publishContentProviders(
3824                getApplicationThread(), results);
3825        } catch (RemoteException ex) {
3826        }
3827    }
3828
3829    private final IContentProvider getProvider(Context context, String name) {
3830        synchronized(mProviderMap) {
3831            final ProviderRecord pr = mProviderMap.get(name);
3832            if (pr != null) {
3833                return pr.mProvider;
3834            }
3835        }
3836
3837        IActivityManager.ContentProviderHolder holder = null;
3838        try {
3839            holder = ActivityManagerNative.getDefault().getContentProvider(
3840                getApplicationThread(), name);
3841        } catch (RemoteException ex) {
3842        }
3843        if (holder == null) {
3844            Log.e(TAG, "Failed to find provider info for " + name);
3845            return null;
3846        }
3847        if (holder.permissionFailure != null) {
3848            throw new SecurityException("Permission " + holder.permissionFailure
3849                    + " required for provider " + name);
3850        }
3851
3852        IContentProvider prov = installProvider(context, holder.provider,
3853                holder.info, true);
3854        //Log.i(TAG, "noReleaseNeeded=" + holder.noReleaseNeeded);
3855        if (holder.noReleaseNeeded || holder.provider == null) {
3856            // We are not going to release the provider if it is an external
3857            // provider that doesn't care about being released, or if it is
3858            // a local provider running in this process.
3859            //Log.i(TAG, "*** NO RELEASE NEEDED");
3860            synchronized(mProviderMap) {
3861                mProviderRefCountMap.put(prov.asBinder(), new ProviderRefCount(10000));
3862            }
3863        }
3864        return prov;
3865    }
3866
3867    public final IContentProvider acquireProvider(Context c, String name) {
3868        IContentProvider provider = getProvider(c, name);
3869        if(provider == null)
3870            return null;
3871        IBinder jBinder = provider.asBinder();
3872        synchronized(mProviderMap) {
3873            ProviderRefCount prc = mProviderRefCountMap.get(jBinder);
3874            if(prc == null) {
3875                mProviderRefCountMap.put(jBinder, new ProviderRefCount(1));
3876            } else {
3877                prc.count++;
3878            } //end else
3879        } //end synchronized
3880        return provider;
3881    }
3882
3883    public final boolean releaseProvider(IContentProvider provider) {
3884        if(provider == null) {
3885            return false;
3886        }
3887        IBinder jBinder = provider.asBinder();
3888        synchronized(mProviderMap) {
3889            ProviderRefCount prc = mProviderRefCountMap.get(jBinder);
3890            if(prc == null) {
3891                if(localLOGV) Log.v(TAG, "releaseProvider::Weird shouldnt be here");
3892                return false;
3893            } else {
3894                prc.count--;
3895                if(prc.count == 0) {
3896                    mProviderRefCountMap.remove(jBinder);
3897                    //invoke removeProvider to dereference provider
3898                    removeProviderLocked(provider);
3899                } //end if
3900            } //end else
3901        } //end synchronized
3902        return true;
3903    }
3904
3905    public final void removeProviderLocked(IContentProvider provider) {
3906        if (provider == null) {
3907            return;
3908        }
3909        IBinder providerBinder = provider.asBinder();
3910        boolean amRemoveFlag = false;
3911
3912        // remove the provider from mProviderMap
3913        Iterator<ProviderRecord> iter = mProviderMap.values().iterator();
3914        while (iter.hasNext()) {
3915            ProviderRecord pr = iter.next();
3916            IBinder myBinder = pr.mProvider.asBinder();
3917            if (myBinder == providerBinder) {
3918                //find if its published by this process itself
3919                if(pr.mLocalProvider != null) {
3920                    if(localLOGV) Log.i(TAG, "removeProvider::found local provider returning");
3921                    return;
3922                }
3923                if(localLOGV) Log.v(TAG, "removeProvider::Not local provider Unlinking " +
3924                        "death recipient");
3925                //content provider is in another process
3926                myBinder.unlinkToDeath(pr, 0);
3927                iter.remove();
3928                //invoke remove only once for the very first name seen
3929                if(!amRemoveFlag) {
3930                    try {
3931                        if(localLOGV) Log.v(TAG, "removeProvider::Invoking " +
3932                                "ActivityManagerNative.removeContentProvider("+pr.mName);
3933                        ActivityManagerNative.getDefault().removeContentProvider(getApplicationThread(), pr.mName);
3934                        amRemoveFlag = true;
3935                    } catch (RemoteException e) {
3936                        //do nothing content provider object is dead any way
3937                    } //end catch
3938                }
3939            } //end if myBinder
3940        }  //end while iter
3941    }
3942
3943    final void removeDeadProvider(String name, IContentProvider provider) {
3944        synchronized(mProviderMap) {
3945            ProviderRecord pr = mProviderMap.get(name);
3946            if (pr.mProvider.asBinder() == provider.asBinder()) {
3947                Log.i(TAG, "Removing dead content provider: " + name);
3948                mProviderMap.remove(name);
3949            }
3950        }
3951    }
3952
3953    final void removeDeadProviderLocked(String name, IContentProvider provider) {
3954        ProviderRecord pr = mProviderMap.get(name);
3955        if (pr.mProvider.asBinder() == provider.asBinder()) {
3956            Log.i(TAG, "Removing dead content provider: " + name);
3957            mProviderMap.remove(name);
3958        }
3959    }
3960
3961    private final IContentProvider installProvider(Context context,
3962            IContentProvider provider, ProviderInfo info, boolean noisy) {
3963        ContentProvider localProvider = null;
3964        if (provider == null) {
3965            if (noisy) {
3966                Log.d(TAG, "Loading provider " + info.authority + ": "
3967                        + info.name);
3968            }
3969            Context c = null;
3970            ApplicationInfo ai = info.applicationInfo;
3971            if (context.getPackageName().equals(ai.packageName)) {
3972                c = context;
3973            } else if (mInitialApplication != null &&
3974                    mInitialApplication.getPackageName().equals(ai.packageName)) {
3975                c = mInitialApplication;
3976            } else {
3977                try {
3978                    c = context.createPackageContext(ai.packageName,
3979                            Context.CONTEXT_INCLUDE_CODE);
3980                } catch (PackageManager.NameNotFoundException e) {
3981                }
3982            }
3983            if (c == null) {
3984                Log.w(TAG, "Unable to get context for package " +
3985                      ai.packageName +
3986                      " while loading content provider " +
3987                      info.name);
3988                return null;
3989            }
3990            try {
3991                final java.lang.ClassLoader cl = c.getClassLoader();
3992                localProvider = (ContentProvider)cl.
3993                    loadClass(info.name).newInstance();
3994                provider = localProvider.getIContentProvider();
3995                if (provider == null) {
3996                    Log.e(TAG, "Failed to instantiate class " +
3997                          info.name + " from sourceDir " +
3998                          info.applicationInfo.sourceDir);
3999                    return null;
4000                }
4001                if (Config.LOGV) Log.v(
4002                    TAG, "Instantiating local provider " + info.name);
4003                // XXX Need to create the correct context for this provider.
4004                localProvider.attachInfo(c, info);
4005            } catch (java.lang.Exception e) {
4006                if (!mInstrumentation.onException(null, e)) {
4007                    throw new RuntimeException(
4008                            "Unable to get provider " + info.name
4009                            + ": " + e.toString(), e);
4010                }
4011                return null;
4012            }
4013        } else if (localLOGV) {
4014            Log.v(TAG, "Installing external provider " + info.authority + ": "
4015                    + info.name);
4016        }
4017
4018        synchronized (mProviderMap) {
4019            // Cache the pointer for the remote provider.
4020            String names[] = PATTERN_SEMICOLON.split(info.authority);
4021            for (int i=0; i<names.length; i++) {
4022                ProviderRecord pr = new ProviderRecord(names[i], provider,
4023                        localProvider);
4024                try {
4025                    provider.asBinder().linkToDeath(pr, 0);
4026                    mProviderMap.put(names[i], pr);
4027                } catch (RemoteException e) {
4028                    return null;
4029                }
4030            }
4031            if (localProvider != null) {
4032                mLocalProviders.put(provider.asBinder(),
4033                        new ProviderRecord(null, provider, localProvider));
4034            }
4035        }
4036
4037        return provider;
4038    }
4039
4040    private final void attach(boolean system) {
4041        sThreadLocal.set(this);
4042        mSystemThread = system;
4043        AndroidHttpClient.setThreadBlocked(true);
4044        if (!system) {
4045            android.ddm.DdmHandleAppName.setAppName("<pre-initialized>");
4046            RuntimeInit.setApplicationObject(mAppThread.asBinder());
4047            IActivityManager mgr = ActivityManagerNative.getDefault();
4048            try {
4049                mgr.attachApplication(mAppThread);
4050            } catch (RemoteException ex) {
4051            }
4052        } else {
4053            // Don't set application object here -- if the system crashes,
4054            // we can't display an alert, we just want to die die die.
4055            android.ddm.DdmHandleAppName.setAppName("system_process");
4056            try {
4057                mInstrumentation = new Instrumentation();
4058                ApplicationContext context = new ApplicationContext();
4059                context.init(getSystemContext().mPackageInfo, null, this);
4060                Application app = Instrumentation.newApplication(Application.class, context);
4061                mAllApplications.add(app);
4062                mInitialApplication = app;
4063                app.onCreate();
4064            } catch (Exception e) {
4065                throw new RuntimeException(
4066                        "Unable to instantiate Application():" + e.toString(), e);
4067            }
4068        }
4069    }
4070
4071    private final void detach()
4072    {
4073        AndroidHttpClient.setThreadBlocked(false);
4074        sThreadLocal.set(null);
4075    }
4076
4077    public static final ActivityThread systemMain() {
4078        ActivityThread thread = new ActivityThread();
4079        thread.attach(true);
4080        return thread;
4081    }
4082
4083    public final void installSystemProviders(List providers) {
4084        if (providers != null) {
4085            installContentProviders(mInitialApplication,
4086                                    (List<ProviderInfo>)providers);
4087        }
4088    }
4089
4090    public static final void main(String[] args) {
4091        Process.setArgV0("<pre-initialized>");
4092
4093        Looper.prepareMainLooper();
4094
4095        ActivityThread thread = new ActivityThread();
4096        thread.attach(false);
4097
4098        Looper.loop();
4099
4100        if (Process.supportsProcesses()) {
4101            throw new RuntimeException("Main thread loop unexpectedly exited");
4102        }
4103
4104        thread.detach();
4105        String name;
4106        if (thread.mInitialApplication != null) name = thread.mInitialApplication.getPackageName();
4107        else name = "<unknown>";
4108        Log.i(TAG, "Main thread of " + name + " is now exiting");
4109    }
4110}
4111