1 /* 2 * $Id: CustomNotificationListener.java 7976 2007-08-21 14:26:13Z dirk.olmes $ 3 * -------------------------------------------------------------------------------------- 4 * Copyright (c) MuleSource, Inc. All rights reserved. http://www.mulesource.com 5 * 6 * The software in this package is published under the terms of the CPAL v1.0 7 * license, a copy of which has been included with this distribution in the 8 * LICENSE.txt file. 9 */ 10 11 package org.mule.impl.internal.notifications; 12 13 import org.mule.umo.manager.UMOServerNotificationListener; 14 15 /** 16 * <code>CustomNotificationListener</code> is an observer interface that can be 17 * used to listen for Custom notifications using 18 * <code>UMOManager.fireCustomEvent(..)</code>. Custom notifications can be used 19 * by components and other objects such as routers, transformers, agents, etc to 20 * communicate a change of state to each other. 21 */ 22 public interface CustomNotificationListener extends UMOServerNotificationListener 23 { 24 // no methods 25 }