/* * 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.server; import javax.management.Notification; import javax.management.NotificationListener; import javax.management.ObjectName; /** * A notification listener used to forward notifications to listeners * added through the mbean server.<p> * * The original source is replaced with the object name. * * @author <a href="mailto:Adrian.Brock@HappeningTimes.com">Adrian Brock</a>. * @version $Revision: 81022 $ */ public class NotificationListenerProxy implements NotificationListener { // Constants --------------------------------------------------- // Attributes -------------------------------------------------- /** * The original listener */ private NotificationListener listener; /** * The object name we are proxying */ private ObjectName name; // Static ------------------------------------------------------ // Constructors ------------------------------------------------ /** * Create a new Notification Listener Proxy * * @param name the object name * @param listener the original listener */ public NotificationListenerProxy(ObjectName name, NotificationListener listener) { this.name = name; this.listener = listener; } // Public ------------------------------------------------------ // implementation NotificationListener ------------------------- public void handleNotification(Notification notification, Object handback) { if (notification == null) return; // Forward the notification with the object name as source // FIXME: This overwrites the original source, there is no way // to put it back with the current spec notification.setSource(name); listener.handleNotification(notification, handback); } // overrides --------------------------------------------------- // Protected --------------------------------------------------- // Private ----------------------------------------------------- // Inner classes ----------------------------------------------- }