001 /**
002 *
003 * Copyright 2004 Protique Ltd
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 *
017 **/
018 package org.activemq.transport;
019
020 import org.activemq.service.Service;
021
022 import javax.jms.JMSException;
023 import java.util.Map;
024
025 /**
026 * An agent used to discover other instances of a service.
027 *
028 * We typically use a discovery agent to auto-discover JMS clients and JMS brokers on a network
029 *
030 * @version $Revision: 1.1.1.1 $
031 */
032 public interface DiscoveryAgent extends Service {
033
034 /**
035 * Add a discovery listener
036 * @param listener
037 */
038 public void addDiscoveryListener(DiscoveryListener listener);
039
040 /**
041 * remove a discovery listener
042 * @param listener
043 */
044 public void removeDiscoveryListener(DiscoveryListener listener);
045
046 /**
047 * register a service
048 * @param name
049 * @param details
050 * @throws JMSException
051 */
052 void registerService(String name, Map details) throws JMSException;
053 }