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/**
* MicroEmulator
* Copyright (C) 2006-2009 Bartek Teodorczyk
*
* It is licensed under the following two licenses as alternatives:
* 1. GNU Lesser General Public License (the "LGPL") version 2.1 or any newer version
* 2. Apache License (the "AL") Version 2.0
*
* You may not use this file except in compliance with at least one of
* the above two licenses.
*
* You may obtain a copy of the LGPL at
* http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
*
* You may obtain a copy of the AL 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 LGPL or the AL for the specific language governing permissions and
* limitations.
*
* @version $Id: MIDletTimer.java 1970 2009-03-12 13:51:04Z barteo $
*/
package org.microemu.app.util;
import java.util.TimerTask;
public abstract class MIDletTimerTask extends TimerTask {
MIDletTimer timer;
long time = -1;
long period;
boolean oneTimeTaskExcecuted = false;
public boolean cancel() {
if (timer == null) {
return false;
}
synchronized (timer.tasks) {
// task was never scheduled
if (time == -1) {
return false;
}
// task was scheduled for one-time execution and has already run
if (oneTimeTaskExcecuted) {
return false;
}
timer.tasks.remove(this);
}
return true;
}
public long scheduledExecutionTime() {
return time;
}
}