/*
* JBoss, a division of Red Hat
* Copyright 2011, Red Hat Middleware, LLC, and individual
* contributors as indicated by the @authors tag. See the
* copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This 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 software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.gatein.integration.wsrp;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpSessionEvent;
import org.exoplatform.container.PortalContainer;
import org.exoplatform.services.listener.Event;
import org.exoplatform.services.listener.Listener;
import org.gatein.wsrp.api.session.SessionEvent;
import org.gatein.wsrp.api.session.SessionEventBroadcaster;
import org.gatein.wsrp.api.session.SessionEventListener;
/**
* @author <a href="mailto:chris.laprun@jboss.com">Chris Laprun</a>
* @version $Revision$
*/
public class SessionEventListenerAndBroadcaster extends Listener<PortalContainer, HttpSessionEvent> implements
SessionEventBroadcaster {
private Map<String, SessionEventListener> listeners = new ConcurrentHashMap<String, SessionEventListener>();
private static final String SESSION_CREATED = "org.exoplatform.web.GenericHttpListener.sessionCreated";
private static final String SESSION_DESTROYED = "org.exoplatform.web.GenericHttpListener.sessionDestroyed";
public void registerListener(String listenerId, SessionEventListener listener) {
listeners.put(listenerId, listener);
}
public void unregisterListener(String listenerId) {
listeners.remove(listenerId);
}
public void notifyListenersOf(SessionEvent event) {
for (SessionEventListener listener : listeners.values()) {
listener.onSessionEvent(event);
}
}
@Override
public void onEvent(Event<PortalContainer, HttpSessionEvent> event) throws Exception {
String eventName = event.getEventName();
SessionEvent.SessionEventType eventType;
if (SESSION_CREATED.equals(eventName)) {
eventType = SessionEvent.SessionEventType.SESSION_CREATED;
} else if (SESSION_DESTROYED.equals(eventName)) {
eventType = SessionEvent.SessionEventType.SESSION_DESTROYED;
} else {
// do nothing
return;
}
notifyListenersOf(new SimpleSessionEvent(eventType, event.getData().getSession()));
}
private static class SimpleSessionEvent implements SessionEvent {
private SessionEventType eventType;
private HttpSession session;
private SimpleSessionEvent(SessionEventType eventType, HttpSession session) {
this.eventType = eventType;
this.session = session;
}
public SessionEventType getType() {
return eventType;
}
public HttpSession getSession() {
return session;
}
}
}