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/*
* Copyright (C) 2013 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.incallui;
import android.app.Service;
import android.content.Intent;
import android.os.Handler;
import android.os.IBinder;
import android.os.Message;
import com.android.services.telephony.common.AudioMode;
import com.android.services.telephony.common.Call;
import com.android.services.telephony.common.ICallCommandService;
import com.android.services.telephony.common.ICallHandlerService;
import java.util.AbstractMap;
import java.util.List;
import java.util.Map;
/**
* Service used to listen for call state changes.
*/
public class CallHandlerService extends Service {
private final static String TAG = CallHandlerService.class.getSimpleName();
private static final int ON_UPDATE_CALL = 1;
private static final int ON_UPDATE_MULTI_CALL = 2;
private static final int ON_UPDATE_CALL_WITH_TEXT_RESPONSES = 3;
private static final int ON_AUDIO_MODE = 4;
private static final int ON_SUPPORTED_AUDIO_MODE = 5;
private static final int ON_DISCONNECT_CALL = 6;
private static final int LARGEST_MSG_ID = ON_DISCONNECT_CALL;
private CallList mCallList;
private Handler mMainHandler;
private InCallPresenter mInCallPresenter;
private AudioModeProvider mAudioModeProvider;
@Override
public void onCreate() {
Log.d(this, "onCreate started");
super.onCreate();
mMainHandler = new MainHandler();
mCallList = CallList.getInstance();
mAudioModeProvider = new AudioModeProvider();
mInCallPresenter = InCallPresenter.getInstance();
mInCallPresenter.setUp(getApplicationContext(), mCallList, mAudioModeProvider);
Log.d(this, "onCreate finished");
}
@Override
public void onDestroy() {
Log.d(this, "onDestroy started");
// Remove all pending messages before nulling out handler
for (int i = 1; i <= LARGEST_MSG_ID; i++) {
mMainHandler.removeMessages(i);
}
mMainHandler = null;
// The service gets disconnected under two circumstances:
// 1. When there are no more calls
// 2. When the phone app crashes.
// If (2) happens, we can't leave the UI thinking that there are still
// live calls. So we will tell the callList to clear as a final request.
mCallList.clearOnDisconnect();
mCallList = null;
mInCallPresenter.tearDown();
mInCallPresenter = null;
mAudioModeProvider = null;
Log.d(this, "onDestroy finished");
}
@Override
public IBinder onBind(Intent intent) {
Log.d(this, "onBind");
return mBinder;
}
@Override
public boolean onUnbind(Intent intent) {
Log.d(this, "onUnbind");
return true;
}
private final ICallHandlerService.Stub mBinder = new ICallHandlerService.Stub() {
@Override
public void setCallCommandService(ICallCommandService service) {
try {
Log.d(CallHandlerService.this, "onConnected: " + service.toString());
CallCommandClient.getInstance().setService(service);
} catch (Exception e) {
Log.e(TAG, "Error processing setCallCommandservice() call", e);
}
}
@Override
public void onDisconnect(Call call) {
try {
Log.d(CallHandlerService.this, "onDisconnected: " + call);
mMainHandler.sendMessage(mMainHandler.obtainMessage(ON_DISCONNECT_CALL, call));
} catch (Exception e) {
Log.e(TAG, "Error processing onDisconnect() call.", e);
}
}
@Override
public void onIncoming(Call call, List<String> textResponses) {
try {
Log.d(CallHandlerService.this, "onIncomingCall: " + call);
// TODO(klp): Add text responses to the call object.
Map.Entry<Call, List<String>> incomingCall
= new AbstractMap.SimpleEntry<Call, List<String>>(call, textResponses);
Log.d("TEST", mMainHandler.toString());
mMainHandler.sendMessage(mMainHandler.obtainMessage(
ON_UPDATE_CALL_WITH_TEXT_RESPONSES, incomingCall));
} catch (Exception e) {
Log.e(TAG, "Error processing onIncoming() call.", e);
}
}
@Override
public void onUpdate(List<Call> calls) {
try {
Log.d(CallHandlerService.this, "onUpdate " + calls.toString());
// TODO(klp): Add use of fullUpdate to message
mMainHandler.sendMessage(mMainHandler.obtainMessage(ON_UPDATE_MULTI_CALL, calls));
} catch (Exception e) {
Log.e(TAG, "Error processing onUpdate() call.", e);
}
}
@Override
public void onAudioModeChange(int mode) {
try {
Log.d(CallHandlerService.this, "onAudioModeChange : " + AudioMode.toString(mode));
mMainHandler.sendMessage(mMainHandler.obtainMessage(ON_AUDIO_MODE, mode, 0, null));
} catch (Exception e) {
Log.e(TAG, "Error processing onAudioModeChange() call.", e);
}
}
@Override
public void onSupportedAudioModeChange(int modeMask) {
try {
Log.d(CallHandlerService.this, "onSupportedAudioModeChange : " + AudioMode.toString(
modeMask));
mMainHandler.sendMessage(mMainHandler.obtainMessage(ON_SUPPORTED_AUDIO_MODE,
modeMask, 0, null));
} catch (Exception e) {
Log.e(TAG, "Error processing onSupportedAudioModeChange() call.", e);
}
}
};
/**
* Handles messages from the service so that they get executed on the main thread, where they
* can interact with UI.
*/
private class MainHandler extends Handler {
MainHandler() {
super(getApplicationContext().getMainLooper(), null, true);
}
@Override
public void handleMessage(Message msg) {
executeMessage(msg);
}
}
private void executeMessage(Message msg) {
if (msg.what > LARGEST_MSG_ID) {
// If you got here, you may have added a new message and forgotten to
// update LARGEST_MSG_ID
Log.wtf(this, "Cannot handle message larger than LARGEST_MSG_ID.");
}
Log.d(this, "executeMessage " + msg.what);
switch (msg.what) {
case ON_UPDATE_CALL:
mCallList.onUpdate((Call) msg.obj);
break;
case ON_UPDATE_MULTI_CALL:
mCallList.onUpdate((List<Call>) msg.obj);
break;
case ON_UPDATE_CALL_WITH_TEXT_RESPONSES:
AbstractMap.SimpleEntry<Call, List<String>> entry
= (AbstractMap.SimpleEntry<Call, List<String>>) msg.obj;
mCallList.onIncoming(entry.getKey(), entry.getValue());
break;
case ON_DISCONNECT_CALL:
mCallList.onDisconnect((Call) msg.obj);
break;
case ON_AUDIO_MODE:
mAudioModeProvider.onAudioModeChange(msg.arg1);
break;
case ON_SUPPORTED_AUDIO_MODE:
mAudioModeProvider.onSupportedAudioModeChange(msg.arg1);
break;
default:
break;
}
}
}
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