001 package org.apache.fulcrum.yaafi.service.shutdown;
002
003 /*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements. See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership. The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License. You may obtain a copy of the License at
011 *
012 * http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied. See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022 import org.apache.avalon.framework.activity.Disposable;
023
024 /**
025 * This class process the shutdown notification from the JVM.
026 *
027 * @author <a href="mailto:siegfried.goeschl@it20one.at">Siegfried Goeschl</a>
028 */
029
030 public class Shutdown implements Runnable
031 {
032 /** The service manager tobe disposed */
033 private Disposable disposable;
034
035 /** use System.exit() to shutdown the JVM */
036 private boolean useSystemExit;
037
038 /**
039 * Constructor.
040 * @param disposable the instance to be disposed
041 * @param useSystemExit call System.exit()?
042 *
043 */
044 public Shutdown( Disposable disposable, boolean useSystemExit )
045 {
046 this.disposable = disposable;
047 this.useSystemExit = useSystemExit;
048 }
049
050 /**
051 * @see java.lang.Runnable#run()
052 */
053 public void run()
054 {
055 try
056 {
057 this.disposable.dispose();
058 }
059 catch (Throwable t)
060 {
061 t.printStackTrace();
062 }
063
064 this.disposable = null;
065
066 if( this.useSystemExit )
067 {
068 System.exit(0);
069 }
070 }
071 }