http://github.com/bivas/Event-Roaster

EventRoasterExample.java

package org.eventroaster.example;

import org.eventroaster.annotation.Event;
import org.eventroaster.EventServiceFactory;
import org.eventroaster.annotation.EventHandler;
import org.eventroaster.EventService;
import org.eventroaster.EventServiceFactory;

@Event
public class EchoEvent {}

public class EchoHandler {

    EchoHandler() {
        EventServiceFactory.getEventService(EchoServiceKey.ECHO_SERVICE_KEY).register(this);
    }

    @EventHandler(event = EchoEvent.class)
    public void handle() {
        System.out.println("I got the event!");
    }

    @EventHandler(event = EchoEvent.class)
    public void handleEvent(final EchoEvent echoEvent) {
        System.out.println("I got event =" + echoEvent);
    }
}

public class EchoPublisher {

    private final EventService eventService;

    public EchoPublisher() {
        eventService = EventServiceFactory.getEventService(EchoServiceKey.ECHO_SERVICE_KEY);
    }

    public void callMe() {
        eventService.fire(new EchoEvent());
    }

}