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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package com.fourisland.fourpuzzle.gamestate.mapview.event.specialmove;
import com.fourisland.fourpuzzle.Game;
import com.fourisland.fourpuzzle.gamestate.mapview.event.Event;
import com.fourisland.fourpuzzle.gamestate.mapview.event.LayerEvent;
import java.util.ArrayList;
import java.util.List;
import java.util.Vector;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.Semaphore;
/**
*
* @author hatkirby
*/
public class MoveEventThread implements Runnable {
private static ExecutorService moveEventExecutor = Executors.newCachedThreadPool();
private static volatile List<Event> events = new Vector<Event>();
private static volatile Semaphore moveEventWait = new Semaphore(100);
private static volatile List<Future> eventThreads = new ArrayList<Future>();
private Event ev;
private MoveEvent[] actions;
public MoveEventThread(Event ev, MoveEvent[] actions)
{
this.ev = ev;
this.actions = actions;
}
public void start()
{
for (Future f : eventThreads)
{
if (f.isDone())
{
eventThreads.remove(f);
}
}
eventThreads.add(moveEventExecutor.submit(this));
}
public void run()
{
try {
moveEventWait.acquire();
} catch (InterruptedException ex) {
return;
}
while (ev.isMoving())
{
try {
Thread.sleep(2);
} catch (InterruptedException ex) {
return;
}
}
events.add(ev);
try
{
for (MoveEvent action : actions)
{
action.doAction(ev);
if (Thread.currentThread().isInterrupted())
{
throw new InterruptedException();
}
}
} catch (InterruptedException ex)
{
/* Swallow the interrupt because execution will drop to the finally
* and then the method will end anyway */
} finally {
events.remove(ev);
moveEventWait.release();
}
}
public static void moveAll() throws InterruptedException
{
try
{
moveEventWait.acquire(100);
} catch (InterruptedException ex)
{
for (Future f : eventThreads)
{
f.cancel(true);
}
throw ex;
} finally {
moveEventWait.release(100);
}
}
public static boolean isHeroActive()
{
return (events.contains(Game.getHeroEvent()));
}
public static boolean isOtherActive(LayerEvent event)
{
return (events.contains(event));
}
}
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