| /* |
| * $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| |
| package org.apache.tiles.definition; |
| |
| import org.apache.tiles.TilesException; |
| |
| /** |
| * Exception thrown when an error occurs while the impl tries to |
| * create a new instance mapper. |
| * |
| * @version $Rev$ $Date$ |
| */ |
| public class DefinitionsFactoryException extends TilesException { |
| /** |
| * Constructor. |
| */ |
| public DefinitionsFactoryException() { |
| super(); |
| this.exception = null; |
| } |
| |
| /** |
| * Constructor. |
| * |
| * @param message The error or warning message. |
| */ |
| public DefinitionsFactoryException(String message) { |
| super(message); |
| this.exception = null; |
| } |
| |
| |
| /** |
| * Create a new <code>DefinitionsFactoryException</code> wrapping an existing exception. |
| * <p/> |
| * <p>The existing exception will be embedded in the new |
| * one and its message will become the default message for |
| * the DefinitionsFactoryException.</p> |
| * |
| * @param e The exception to be wrapped. |
| */ |
| public DefinitionsFactoryException(Exception e) { |
| super(); |
| this.exception = e; |
| } |
| |
| |
| /** |
| * Create a new <code>DefinitionsFactoryException</code> from an existing exception. |
| * <p/> |
| * <p>The existing exception will be embedded in the new |
| * one, but the new exception will have its own message.</p> |
| * |
| * @param message The detail message. |
| * @param e The exception to be wrapped. |
| */ |
| public DefinitionsFactoryException(String message, Exception e) { |
| super(message); |
| this.exception = e; |
| } |
| |
| |
| /** |
| * Return a detail message for this exception. |
| * <p/> |
| * <p>If there is a embedded exception, and if the DefinitionsFactoryException |
| * has no detail message of its own, this method will return |
| * the detail message from the embedded exception.</p> |
| * |
| * @return The error or warning message. |
| */ |
| public String getMessage() { |
| String message = super.getMessage(); |
| |
| if (message == null && exception != null) { |
| return exception.getMessage(); |
| } else { |
| return message; |
| } |
| } |
| |
| |
| /** |
| * Return the embedded exception, if any. |
| * |
| * @return The embedded exception, or <code>null</code> if there is none. |
| */ |
| public Exception getException() { |
| return exception; |
| } |
| |
| ////////////////////////////////////////////////////////////////////// |
| // Internal state. |
| ////////////////////////////////////////////////////////////////////// |
| |
| |
| /** |
| * Any "wrapped" exception will be exposed when this is serialized. |
| * |
| * @serial |
| */ |
| private Exception exception; |
| } |