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
019 package org.activemq.service;
020
021 import javax.jms.JMSException;
022
023 /**
024 * <p><code>Service</code> represents some service of some kind with a simple start/stop lifecycle.</p>
025 * <b>Note</b> that usually once a service has been stopped it should be discarded and a new service
026 * instance created again.
027 *
028 * @version $Revision: 1.1.1.1 $
029 */
030 public interface Service {
031
032 /**
033 * Called to start the service
034 *
035 * @throws JMSException
036 */
037 public void start() throws JMSException;
038
039 /**
040 * Called to shutdown the service
041 *
042 * @throws JMSException
043 */
044 public void stop() throws JMSException;
045
046 }