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/*
* Copyright (c) 2015, Motorola Mobility LLC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of Motorola Mobility nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MOTOROLA MOBILITY LLC BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package com.android.service.ims.presence;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.SystemClock;
import com.android.ims.internal.Logger;
import com.android.service.ims.TaskManager;
/**
* PresenceCapabilityTask
*/
public class PresenceCapabilityTask extends PresenceTask{
/*
* The logger
*/
private Logger logger = Logger.getLogger(this.getClass().getName());
/**
* PendingIntent Action that will be scheduled via AlarmManager as a task timeout.
*/
public static final String ACTION_TASK_TIMEOUT_ALARM =
"com.android.service.ims.presence.task.timeout";
private Context mContext = null;
// The result code will be used for retry.
public int mResultCode;
// The alarm manager.
static AlarmManager sAlarmManager = null;
PendingIntent mAlarmIntent = null;
boolean mTimerStarted = false;
// it will be set to true after got sip response.
public boolean mWaitingForNotify;
// The time when created the task.
private long mCreatedTimeStamp;
private long mTimeout;
public PresenceCapabilityTask(Context context, int taskId, int cmdId,
ContactCapabilityResponse listener, String[] contacts,
long timeout){
super(taskId, cmdId, listener, contacts);
mContext = context;
mWaitingForNotify = false;
mCreatedTimeStamp = System.currentTimeMillis();
mTimeout = timeout;
if(mTimeout <=0){
// The terminal notification may be received shortly after the time limit of
// the subscription due to network delays or retransmissions.
// Device shall wait for 3sec after the end of the subscription period in order to
// accept such notifications without returning spurious errors (e.g. SIP 481).
mTimeout = 36000;
}
if(listener != null){
startTimer();
} //else it will be removed after got sip response.
}
public String toString(){
return super.toString() +
" mCreatedTimeStamp=" + mCreatedTimeStamp +
" mTimeout=" + mTimeout;
}
private void startTimer(){
if(mContext == null){
logger.error("startTimer mContext is null");
return;
}
Intent intent = new Intent(ACTION_TASK_TIMEOUT_ALARM);
intent.setPackage(mContext.getPackageName());
intent.putExtra("taskId", mTaskId);
PendingIntent mAlarmIntent = PendingIntent.getBroadcast(mContext, 0, intent,
PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_ONE_SHOT);
if(sAlarmManager == null){
sAlarmManager = (AlarmManager)mContext.getSystemService(Context.ALARM_SERVICE);
}
long triggerAt = SystemClock.elapsedRealtime() + mTimeout;
logger.debug("startTimer taskId=" + mTaskId + " mTimeout=" + mTimeout +
" triggerAt=" + triggerAt + " mAlarmIntent=" + mAlarmIntent);
sAlarmManager.setExact(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAt, mAlarmIntent);
mTimerStarted = true;
}
public void cancelTimer(){
if(mTimerStarted){
logger.debug("cancelTimer, taskId=" + mTaskId);
if(mAlarmIntent != null && sAlarmManager != null) {
sAlarmManager.cancel(mAlarmIntent);
}
mTimerStarted = false;
}
}
public void onTimeout(){
logger.debug("onTimeout, taskId=" + mTaskId);
if(mListener != null){
mListener.onTimeout(mTaskId);
}
TaskManager.getDefault().removeTask(mTaskId);
}
public void setWaitingForNotify(boolean waitingForNotify){
mWaitingForNotify = waitingForNotify;
}
public boolean isWaitingForNotify(){
return mWaitingForNotify;
}
public void onTerminated(String reason){
if(!mWaitingForNotify){
logger.debug("onTerminated mWaitingForNotify is false. task=" + this);
return;
}
cancelTimer();
if(mListener != null){
mListener.onFinish(mTaskId);
}
TaskManager.getDefault().removeTask(mTaskId);
}
}
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