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 com.android.server.am;
18
19import android.app.AppOpsManager;
20import android.content.IIntentReceiver;
21import android.content.ComponentName;
22import android.content.Intent;
23import android.content.pm.ActivityInfo;
24import android.content.pm.ResolveInfo;
25import android.os.Binder;
26import android.os.Bundle;
27import android.os.IBinder;
28import android.os.SystemClock;
29import android.util.PrintWriterPrinter;
30import android.util.TimeUtils;
31
32import java.io.PrintWriter;
33import java.util.Date;
34import java.util.List;
35
36/**
37 * An active intent broadcast.
38 */
39class 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