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 }