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/*
* Copyright (C) 2006 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.server.am;
import android.app.IActivityManager;
import android.content.IIntentSender;
import android.content.IIntentReceiver;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Binder;
import android.os.IBinder;
import android.os.RemoteException;
import android.util.Slog;
import java.io.PrintWriter;
import java.lang.ref.WeakReference;
class PendingIntentRecord extends IIntentSender.Stub {
final ActivityManagerService owner;
final Key key;
final int uid;
final WeakReference<PendingIntentRecord> ref;
boolean sent = false;
boolean canceled = false;
String stringName;
final static class Key {
final int type;
final String packageName;
final ActivityRecord activity;
final String who;
final int requestCode;
final Intent requestIntent;
final String requestResolvedType;
final int flags;
final int hashCode;
private static final int ODD_PRIME_NUMBER = 37;
Key(int _t, String _p, ActivityRecord _a, String _w,
int _r, Intent _i, String _it, int _f) {
type = _t;
packageName = _p;
activity = _a;
who = _w;
requestCode = _r;
requestIntent = _i;
requestResolvedType = _it;
flags = _f;
int hash = 23;
hash = (ODD_PRIME_NUMBER*hash) + _f;
hash = (ODD_PRIME_NUMBER*hash) + _r;
if (_w != null) {
hash = (ODD_PRIME_NUMBER*hash) + _w.hashCode();
}
if (_a != null) {
hash = (ODD_PRIME_NUMBER*hash) + _a.hashCode();
}
if (_i != null) {
hash = (ODD_PRIME_NUMBER*hash) + _i.filterHashCode();
}
if (_it != null) {
hash = (ODD_PRIME_NUMBER*hash) + _it.hashCode();
}
hash = (ODD_PRIME_NUMBER*hash) + _p.hashCode();
hash = (ODD_PRIME_NUMBER*hash) + _t;
hashCode = hash;
//Slog.i(ActivityManagerService.TAG, this + " hashCode=0x"
// + Integer.toHexString(hashCode));
}
public boolean equals(Object otherObj) {
if (otherObj == null) {
return false;
}
try {
Key other = (Key)otherObj;
if (type != other.type) {
return false;
}
if (!packageName.equals(other.packageName)) {
return false;
}
if (activity != other.activity) {
return false;
}
if (who != other.who) {
if (who != null) {
if (!who.equals(other.who)) {
return false;
}
} else if (other.who != null) {
return false;
}
}
if (requestCode != other.requestCode) {
return false;
}
if (requestIntent != other.requestIntent) {
if (requestIntent != null) {
if (!requestIntent.filterEquals(other.requestIntent)) {
return false;
}
} else if (other.requestIntent != null) {
return false;
}
}
if (requestResolvedType != other.requestResolvedType) {
if (requestResolvedType != null) {
if (!requestResolvedType.equals(other.requestResolvedType)) {
return false;
}
} else if (other.requestResolvedType != null) {
return false;
}
}
if (flags != other.flags) {
return false;
}
return true;
} catch (ClassCastException e) {
}
return false;
}
public int hashCode() {
return hashCode;
}
public String toString() {
return "Key{" + typeName() + " pkg=" + packageName
+ " intent="
+ (requestIntent != null ? requestIntent.toShortString(true, false) : "<null>")
+ " flags=0x" + Integer.toHexString(flags) + "}";
}
String typeName() {
switch (type) {
case IActivityManager.INTENT_SENDER_ACTIVITY:
return "startActivity";
case IActivityManager.INTENT_SENDER_BROADCAST:
return "broadcastIntent";
case IActivityManager.INTENT_SENDER_SERVICE:
return "startService";
case IActivityManager.INTENT_SENDER_ACTIVITY_RESULT:
return "activityResult";
}
return Integer.toString(type);
}
}
PendingIntentRecord(ActivityManagerService _owner, Key _k, int _u) {
owner = _owner;
key = _k;
uid = _u;
ref = new WeakReference<PendingIntentRecord>(this);
}
public int send(int code, Intent intent, String resolvedType,
IIntentReceiver finishedReceiver) {
return sendInner(code, intent, resolvedType, finishedReceiver,
null, null, 0, 0, 0);
}
int sendInner(int code, Intent intent, String resolvedType,
IIntentReceiver finishedReceiver,
IBinder resultTo, String resultWho, int requestCode,
int flagsMask, int flagsValues) {
synchronized(owner) {
if (!canceled) {
sent = true;
if ((key.flags&PendingIntent.FLAG_ONE_SHOT) != 0) {
owner.cancelIntentSenderLocked(this, true);
canceled = true;
}
Intent finalIntent = key.requestIntent != null
? new Intent(key.requestIntent) : new Intent();
if (intent != null) {
int changes = finalIntent.fillIn(intent, key.flags);
if ((changes&Intent.FILL_IN_DATA) == 0) {
resolvedType = key.requestResolvedType;
}
} else {
resolvedType = key.requestResolvedType;
}
flagsMask &= ~Intent.IMMUTABLE_FLAGS;
flagsValues &= flagsMask;
finalIntent.setFlags((finalIntent.getFlags()&~flagsMask) | flagsValues);
final long origId = Binder.clearCallingIdentity();
boolean sendFinish = finishedReceiver != null;
switch (key.type) {
case IActivityManager.INTENT_SENDER_ACTIVITY:
try {
owner.startActivityInPackage(uid,
finalIntent, resolvedType,
resultTo, resultWho, requestCode, false);
} catch (RuntimeException e) {
Slog.w(ActivityManagerService.TAG,
"Unable to send startActivity intent", e);
}
break;
case IActivityManager.INTENT_SENDER_ACTIVITY_RESULT:
key.activity.stack.sendActivityResultLocked(-1, key.activity,
key.who, key.requestCode, code, finalIntent);
break;
case IActivityManager.INTENT_SENDER_BROADCAST:
try {
// If a completion callback has been requested, require
// that the broadcast be delivered synchronously
owner.broadcastIntentInPackage(key.packageName, uid,
finalIntent, resolvedType,
finishedReceiver, code, null, null, null,
(finishedReceiver != null), false);
sendFinish = false;
} catch (RuntimeException e) {
Slog.w(ActivityManagerService.TAG,
"Unable to send startActivity intent", e);
}
break;
case IActivityManager.INTENT_SENDER_SERVICE:
try {
owner.startServiceInPackage(uid,
finalIntent, resolvedType);
} catch (RuntimeException e) {
Slog.w(ActivityManagerService.TAG,
"Unable to send startService intent", e);
}
break;
}
if (sendFinish) {
try {
finishedReceiver.performReceive(new Intent(finalIntent), 0,
null, null, false, false);
} catch (RemoteException e) {
}
}
Binder.restoreCallingIdentity(origId);
return 0;
}
}
return IActivityManager.START_CANCELED;
}
protected void finalize() throws Throwable {
try {
if (!canceled) {
owner.mHandler.sendMessage(owner.mHandler.obtainMessage(
ActivityManagerService.FINALIZE_PENDING_INTENT_MSG, this));
}
} finally {
super.finalize();
}
}
public void completeFinalize() {
synchronized(owner) {
WeakReference<PendingIntentRecord> current =
owner.mIntentSenderRecords.get(key);
if (current == ref) {
owner.mIntentSenderRecords.remove(key);
}
}
}
void dump(PrintWriter pw, String prefix) {
pw.print(prefix); pw.print("uid="); pw.print(uid);
pw.print(" packageName="); pw.print(key.packageName);
pw.print(" type="); pw.print(key.typeName());
pw.print(" flags=0x"); pw.println(Integer.toHexString(key.flags));
if (key.activity != null || key.who != null) {
pw.print(prefix); pw.print("activity="); pw.print(key.activity);
pw.print(" who="); pw.println(key.who);
}
if (key.requestCode != 0 || key.requestResolvedType != null) {
pw.print(prefix); pw.print("requestCode="); pw.print(key.requestCode);
pw.print(" requestResolvedType="); pw.println(key.requestResolvedType);
}
if (key.requestIntent != null) {
pw.print(prefix); pw.print("requestIntent=");
pw.println(key.requestIntent.toShortString(true, true));
}
if (sent || canceled) {
pw.print(prefix); pw.print("sent="); pw.print(sent);
pw.print(" canceled="); pw.println(canceled);
}
}
public String toString() {
if (stringName != null) {
return stringName;
}
StringBuilder sb = new StringBuilder(128);
sb.append("PendingIntentRecord{");
sb.append(Integer.toHexString(System.identityHashCode(this)));
sb.append(' ');
sb.append(key.packageName);
sb.append(' ');
sb.append(key.typeName());
sb.append('}');
return stringName = sb.toString();
}
}
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