001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. 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 package org.apache.xbean.kernel; 018 019 import java.util.Collections; 020 import java.util.Set; 021 022 /** 023 * Signafies that a StopStrategies would like the kernel to ignore any unsatified stop conditions and continue to 024 * destroy the service. 025 * 026 * @author Dain Sundstrom 027 * @version $Id$ 028 * @since 2.0 029 */ 030 public class ForcedStopException extends Exception { 031 private final ServiceName serviceName; 032 private final Set unsatisfiedConditions; 033 034 /** 035 * Creates a ForcedStopException for the specified service name. 036 * 037 * @param serviceName the name of the service that is to be forceably stopped 038 * @param unsatisfiedConditions the unsatisfied conditions that will be ignored 039 */ 040 public ForcedStopException(ServiceName serviceName, Set unsatisfiedConditions) { 041 super("Forced stop and ignored unsatisfied conditons:" + 042 " serviceName=" + serviceName + 043 ", unsatisfiedConditions=" + unsatisfiedConditions); 044 if (serviceName == null) throw new NullPointerException("serviceName is null"); 045 if (unsatisfiedConditions == null) throw new NullPointerException("unsatisfiedConditions is null"); 046 this.serviceName = serviceName; 047 this.unsatisfiedConditions = Collections.unmodifiableSet(unsatisfiedConditions); 048 } 049 050 /** 051 * Gets the name of the service that is to be forceably stopped. 052 * 053 * @return the service name 054 */ 055 public ServiceName getServiceName() { 056 return serviceName; 057 } 058 059 /** 060 * Gets the conditions that were unsatified when the exception was thrown. 061 * 062 * @return the unsatified conditions that were ignored 063 */ 064 public Set getUnsatisfiedConditions() { 065 return unsatisfiedConditions; 066 } 067 }