EventListenerManager.java

package com.netifera.platform.api.events;

import java.util.ArrayList;
import java.util.List;


public class EventListenerManager {
	private final List<IEventHandler> handlers = new ArrayList<IEventHandler>();
	
	public void addListener(final IEventHandler listener) {
		synchronized(this) {
			handlers.add(listener);
		}
	}
	
	public void removeListener(final IEventHandler listener) {
		synchronized(this) {
			handlers.remove(listener);
		}
	}
	
	public void fireEvent(final IEvent event) {
		IEventHandler[] handlersCopy;
		
		synchronized(this) {
			handlersCopy = new IEventHandler[handlers.size()];
			handlers.toArray(handlersCopy);
		}
		for(IEventHandler handler : handlersCopy) {
			handler.handleEvent(event);
		}
		
	}

}