/**
* <pre>
* This program is free software; you can redistribute it and/or modify it under the terms of
* the GNU AFFERO GENERAL PUBLIC LICENSE as published by the Free Software Foundation; either version 3 of the License,
* or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU AFFERO GENERAL PUBLIC LICENSE for more details.
* You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE along with this program;
* if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* </pre>
*/
package com.meidusa.amoeba.util;
/**
* A very basic implementation of RunQueue for general purpose use.
*/
public class BasicRunQueue extends LoopingThread implements RunQueue {
/** The queue of things to run. */
protected Queue<Runnable> _queue;
/**
* Construct a BasicRunQueue with a default Queue implementation.
*/
public BasicRunQueue(){
super("RunQueue");
_queue = new Queue<Runnable>();
}
public BasicRunQueue(String queueName){
super(queueName);
_queue = new Queue<Runnable>();
}
// documentation inherited from interface
public void postRunnable(Runnable r) {
_queue.append(r);
}
// documentation inherited from interface
public boolean isDispatchThread() {
return Thread.currentThread() == this;
}
// documentation inherited
protected void iterate() {
Runnable r = _queue.get();
try {
r.run();
} catch (Throwable t) {
// TODO log Runnable posted to RunQueue barfed
}
}
// documentation inherited
protected void kick() {
postRunnable(new Runnable() {
public void run() {
// nothing
}
});
}
public int size() {
return _queue.size();
}
}