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 /** 020 * Signifies that a kernel operation timed out before it could be completed. The kernel will always leave the 021 * system in a stable state before returning to the caller. 022 * 023 * @author Dain Sundstrom 024 * @version $Id$ 025 * @since 2.0 026 */ 027 public class KernelOperationTimoutException extends RuntimeException { 028 private final ServiceName serviceName; 029 private final String operationName; 030 031 /** 032 * Created a KernelOperationTimoutException for the specified operation on the specified service. 033 * 034 * @param serviceName the name of the service for which the operation timed out 035 * @param operationName the name of the operation that timed out 036 */ 037 public KernelOperationTimoutException(ServiceName serviceName, String operationName) { 038 super("Kernel operation timed out: serviceName=" + serviceName + ", operationName=" + operationName); 039 if (serviceName == null) throw new NullPointerException("serviceName is null"); 040 if (operationName == null) throw new NullPointerException("operationName is null"); 041 this.serviceName = serviceName; 042 this.operationName = operationName; 043 } 044 045 /** 046 * Created a KernelOperationTimoutException using the specified custom message. 047 * 048 * @param message a custom message for this exception 049 * @param serviceName the name of the service for which the operation timed out 050 * @param operationName the name of the operation that timed out 051 */ 052 public KernelOperationTimoutException(String message, ServiceName serviceName, String operationName) { 053 super(message); 054 if (serviceName == null) throw new NullPointerException("serviceName is null"); 055 if (operationName == null) throw new NullPointerException("operationName is null"); 056 this.serviceName = serviceName; 057 this.operationName = operationName; 058 } 059 060 /** 061 * Gets the name of the service for which the operation timed out. 062 * 063 * @return the name of the service for which the operation timed out 064 */ 065 public ServiceName getServiceName() { 066 return serviceName; 067 } 068 069 /** 070 * Gets the name of the operation that timed out. 071 * 072 * @return the name of the operation that timed out 073 */ 074 public String getOperationName() { 075 return operationName; 076 } 077 }