package org.focusns.common.event.support;
/*
* #%L
* FocusSNS Runtime
* %%
* Copyright (C) 2011 - 2013 FocusSNS
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 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 General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/lgpl-2.1.html>.
* #L%
*/
import java.util.concurrent.Executor;
import org.focusns.common.event.annotation.Event;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.event.SimpleApplicationEventMulticaster;
import org.springframework.util.ClassUtils;
public class EventMulticaster extends SimpleApplicationEventMulticaster {
private ApplicationListener eventListener = new EventListener();
@Override
public void multicastEvent(final ApplicationEvent appEvent) {
if (ClassUtils.isAssignableValue(EventContext.class, appEvent)) {
//
Executor executor = getTaskExecutor();
final EventContext eventContext = (EventContext) appEvent;
Event event = eventContext.getEventHandler().getAnnotation(Event.class);
//
if (event.async()) {
getTaskExecutor().execute(new Runnable() {
@Override
public void run() {
eventListener.onApplicationEvent(eventContext);
}
});
} else {
eventListener.onApplicationEvent(eventContext);
}
} else {
//
super.multicastEvent(appEvent);
}
}
}