Home | History | Annotate | Download | only in am
      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 
     17 package com.android.server.am;
     18 
     19 import android.app.AppOpsManager;
     20 import android.content.IIntentReceiver;
     21 import android.content.ComponentName;
     22 import android.content.Intent;
     23 import android.content.pm.ActivityInfo;
     24 import android.content.pm.ResolveInfo;
     25 import android.os.Binder;
     26 import android.os.Bundle;
     27 import android.os.IBinder;
     28 import android.os.SystemClock;
     29 import android.util.PrintWriterPrinter;
     30 import android.util.TimeUtils;
     31 
     32 import java.io.PrintWriter;
     33 import java.util.Date;
     34 import java.util.List;
     35 
     36 /**
     37  * An active intent broadcast.
     38  */
     39 class BroadcastRecord extends Binder {
     40     final Intent intent;    // the original intent that generated us
     41     final ComponentName targetComp; // original component name set on the intent
     42     final ProcessRecord callerApp; // process that sent this
     43     final String callerPackage; // who sent this
     44     final int callingPid;   // the pid of who sent this
     45     final int callingUid;   // the uid of who sent this
     46     final boolean ordered;  // serialize the send to receivers?
     47     final boolean sticky;   // originated from existing sticky data?
     48     final boolean initialSticky; // initial broadcast from register to sticky?
     49     final int userId;       // user id this broadcast was for
     50     final String requiredPermission; // a permission the caller has required
     51     final int appOp;        // an app op that is associated with this broadcast
     52     final List receivers;   // contains BroadcastFilter and ResolveInfo
     53     IIntentReceiver resultTo; // who receives final result if non-null
     54     long dispatchTime;      // when dispatch started on this set of receivers
     55     long dispatchClockTime; // the clock time the dispatch started
     56     long receiverTime;      // when current receiver started for timeouts.
     57     long finishTime;        // when we finished the broadcast.
     58     int resultCode;         // current result code value.
     59     String resultData;      // current result data value.
     60     Bundle resultExtras;    // current result extra data values.
     61     boolean resultAbort;    // current result abortBroadcast value.
     62     int nextReceiver;       // next receiver to be executed.
     63     IBinder receiver;       // who is currently running, null if none.
     64     int state;
     65     int anrCount;           // has this broadcast record hit any ANRs?
     66     BroadcastQueue queue;   // the outbound queue handling this broadcast
     67 
     68     static final int IDLE = 0;
     69     static final int APP_RECEIVE = 1;
     70     static final int CALL_IN_RECEIVE = 2;
     71     static final int CALL_DONE_RECEIVE = 3;
     72 
     73     // The following are set when we are calling a receiver (one that
     74     // was found in our list of registered receivers).
     75     BroadcastFilter curFilter;
     76 
     77     // The following are set only when we are launching a receiver (one
     78     // that was found by querying the package manager).
     79     ProcessRecord curApp;       // hosting application of current receiver.
     80     ComponentName curComponent; // the receiver class that is currently running.
     81     ActivityInfo curReceiver;   // info about the receiver that is currently running.
     82 
     83     void dump(PrintWriter pw, String prefix) {
     84         final long now = SystemClock.uptimeMillis();
     85 
     86         pw.print(prefix); pw.print(this); pw.print(" to user "); pw.println(userId);
     87         pw.print(prefix); pw.println(intent.toInsecureString());
     88         if (targetComp != null && targetComp != intent.getComponent()) {
     89             pw.print(prefix); pw.print("  targetComp: "); pw.println(targetComp.toShortString());
     90         }
     91         Bundle bundle = intent.getExtras();
     92         if (bundle != null) {
     93             pw.print(prefix); pw.print("  extras: "); pw.println(bundle.toString());
     94         }
     95         pw.print(prefix); pw.print("caller="); pw.print(callerPackage); pw.print(" ");
     96                 pw.print(callerApp != null ? callerApp.toShortString() : "null");
     97                 pw.print(" pid="); pw.print(callingPid);
     98                 pw.print(" uid="); pw.println(callingUid);
     99         if (requiredPermission != null || appOp != AppOpsManager.OP_NONE) {
    100             pw.print(prefix); pw.print("requiredPermission="); pw.print(requiredPermission);
    101                     pw.print("  appOp="); pw.println(appOp);
    102         }
    103         pw.print(prefix); pw.print("dispatchClockTime=");
    104                 pw.println(new Date(dispatchClockTime));
    105         pw.print(prefix); pw.print("dispatchTime=");
    106                 TimeUtils.formatDuration(dispatchTime, now, pw);
    107         if (finishTime != 0) {
    108             pw.print(" finishTime="); TimeUtils.formatDuration(finishTime, now, pw);
    109         } else {
    110             pw.print(" receiverTime="); TimeUtils.formatDuration(receiverTime, now, pw);
    111         }
    112         pw.println("");
    113         if (anrCount != 0) {
    114             pw.print(prefix); pw.print("anrCount="); pw.println(anrCount);
    115         }
    116         if (resultTo != null || resultCode != -1 || resultData != null) {
    117             pw.print(prefix); pw.print("resultTo="); pw.print(resultTo);
    118                     pw.print(" resultCode="); pw.print(resultCode);
    119                     pw.print(" resultData="); pw.println(resultData);
    120         }
    121         if (resultExtras != null) {
    122             pw.print(prefix); pw.print("resultExtras="); pw.println(resultExtras);
    123         }
    124         if (resultAbort || ordered || sticky || initialSticky) {
    125             pw.print(prefix); pw.print("resultAbort="); pw.print(resultAbort);
    126                     pw.print(" ordered="); pw.print(ordered);
    127                     pw.print(" sticky="); pw.print(sticky);
    128                     pw.print(" initialSticky="); pw.println(initialSticky);
    129         }
    130         if (nextReceiver != 0 || receiver != null) {
    131             pw.print(prefix); pw.print("nextReceiver="); pw.print(nextReceiver);
    132                     pw.print(" receiver="); pw.println(receiver);
    133         }
    134         if (curFilter != null) {
    135             pw.print(prefix); pw.print("curFilter="); pw.println(curFilter);
    136         }
    137         if (curReceiver != null) {
    138             pw.print(prefix); pw.print("curReceiver="); pw.println(curReceiver);
    139         }
    140         if (curApp != null) {
    141             pw.print(prefix); pw.print("curApp="); pw.println(curApp);
    142             pw.print(prefix); pw.print("curComponent=");
    143                     pw.println((curComponent != null ? curComponent.toShortString() : "--"));
    144             if (curReceiver != null && curReceiver.applicationInfo != null) {
    145                 pw.print(prefix); pw.print("curSourceDir=");
    146                         pw.println(curReceiver.applicationInfo.sourceDir);
    147             }
    148         }
    149         if (state != IDLE) {
    150             String stateStr = " (?)";
    151             switch (state) {
    152                 case APP_RECEIVE:       stateStr=" (APP_RECEIVE)"; break;
    153                 case CALL_IN_RECEIVE:   stateStr=" (CALL_IN_RECEIVE)"; break;
    154                 case CALL_DONE_RECEIVE: stateStr=" (CALL_DONE_RECEIVE)"; break;
    155             }
    156             pw.print(prefix); pw.print("state="); pw.print(state); pw.println(stateStr);
    157         }
    158         final int N = receivers != null ? receivers.size() : 0;
    159         String p2 = prefix + "  ";
    160         PrintWriterPrinter printer = new PrintWriterPrinter(pw);
    161         for (int i=0; i<N; i++) {
    162             Object o = receivers.get(i);
    163             pw.print(prefix); pw.print("Receiver #"); pw.print(i);
    164                     pw.print(": "); pw.println(o);
    165             if (o instanceof BroadcastFilter)
    166                 ((BroadcastFilter)o).dumpBrief(pw, p2);
    167             else if (o instanceof ResolveInfo)
    168                 ((ResolveInfo)o).dump(printer, p2);
    169         }
    170     }
    171 
    172     BroadcastRecord(BroadcastQueue _queue,
    173             Intent _intent, ProcessRecord _callerApp, String _callerPackage,
    174             int _callingPid, int _callingUid, String _requiredPermission, int _appOp,
    175             List _receivers, IIntentReceiver _resultTo, int _resultCode,
    176             String _resultData, Bundle _resultExtras, boolean _serialized,
    177             boolean _sticky, boolean _initialSticky,
    178             int _userId) {
    179         queue = _queue;
    180         intent = _intent;
    181         targetComp = _intent.getComponent();
    182         callerApp = _callerApp;
    183         callerPackage = _callerPackage;
    184         callingPid = _callingPid;
    185         callingUid = _callingUid;
    186         requiredPermission = _requiredPermission;
    187         appOp = _appOp;
    188         receivers = _receivers;
    189         resultTo = _resultTo;
    190         resultCode = _resultCode;
    191         resultData = _resultData;
    192         resultExtras = _resultExtras;
    193         ordered = _serialized;
    194         sticky = _sticky;
    195         initialSticky = _initialSticky;
    196         userId = _userId;
    197         nextReceiver = 0;
    198         state = IDLE;
    199     }
    200 
    201     public String toString() {
    202         return "BroadcastRecord{"
    203             + Integer.toHexString(System.identityHashCode(this))
    204             + " u" + userId + " " + intent.getAction() + "}";
    205     }
    206 }
    207