/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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.jboss.mx.remoting;
import java.util.HashMap;
import java.util.Map;
import javax.management.NotificationFilter;
import javax.management.ObjectName;
/**
* ClientListener
*
* @author <a href="mailto:jhaynie@vocalocity.net">Jeff Haynie</a>
* @version $Revision: 81023 $
*/
public class ClientListener
{
final ObjectName objectName;
final Object listener;
final NotificationFilter filter;
final Object handback;
final String sessionId;
private static final Map listeners = new HashMap();
private ClientListener(String sessionId, ObjectName objectName, Object listener, NotificationFilter filter, Object handback)
{
this.sessionId = sessionId;
this.objectName = objectName;
this.listener = listener;
this.filter = filter;
this.handback = handback;
}
public String toString()
{
return "ClientListener [sessionid:" + sessionId + ",objectName:" + objectName + ",listener:" + listener + ",filter:" + filter + ",handback:" + handback + "]";
}
public static boolean hasListeners()
{
return listeners.isEmpty() == false;
}
public static Object makeId(String sessionId, ObjectName objectName, Object listener)
{
return sessionId + "/" + objectName + "/" + listener;
}
public static synchronized ClientListener remove(Object id)
{
return (ClientListener) listeners.remove(id);
}
public static synchronized ClientListener remove(String sessionId, ObjectName objectName, Object listener)
{
Object id = null;
if(listener instanceof ClientListener)
{
id = makeId(sessionId, objectName, ((ClientListener) listener).listener);
}
else
{
id = makeId(sessionId, objectName, listener);
}
return (ClientListener) listeners.remove(id);
}
public static synchronized Object register(String sessionId, ObjectName objectName, Object listener, NotificationFilter filter, Object handback)
{
ClientListener l = new ClientListener(sessionId, objectName, listener, filter, handback);
Object id = makeId(sessionId, objectName, listener);
listeners.put(id, l);
return id;
}
public static synchronized ClientListener get(Object id)
{
return (ClientListener) listeners.get(id);
}
static synchronized String dump()
{
return listeners.toString();
}
}