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 * Indicates that a kernel is already registerd with the KernelFactory under the specified name. 021 * 022 * @author Dain Sundstrom 023 * @version $Id$ 024 * @since 2.0 025 */ 026 public class KernelAlreadyExistsException extends RuntimeException { 027 private final String name; 028 029 /** 030 * Creates a KernelAlreadyExistsException using the specified name. 031 * 032 * @param name the name of the kernel that was alredy registered 033 */ 034 public KernelAlreadyExistsException(String name) { 035 super("A kernel is already registered with the name " + name); 036 if (name == null) throw new NullPointerException("name is null"); 037 this.name = name; 038 } 039 040 /** 041 * Gets the name of the kernel that already existed. 042 * 043 * @return the name of the kernel that already existed. 044 */ 045 public String getName() { 046 return name; 047 } 048 }