001 /* $Id: PluginException.java 729089 2008-12-23 20:22:26Z rahul $ 002 * 003 * Licensed to the Apache Software Foundation (ASF) under one or more 004 * contributor license agreements. See the NOTICE file distributed with 005 * this work for additional information regarding copyright ownership. 006 * The ASF licenses this file to You under the Apache License, Version 2.0 007 * (the "License"); you may not use this file except in compliance with 008 * the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019 package org.apache.commons.digester.plugins; 020 021 /** 022 * Thrown when some plugin-related error has occurred, and none of the 023 * other exception types are appropriate. 024 * 025 * @since 1.6 026 */ 027 028 public class PluginException extends Exception { 029 030 private static final long serialVersionUID = 1L; 031 private Throwable cause = null; 032 033 /** 034 * @param cause underlying exception that caused this to be thrown 035 */ 036 public PluginException(Throwable cause) { 037 this(cause.getMessage()); 038 this.cause = cause; 039 } 040 041 /** 042 * @param msg describes the reason this exception is being thrown. 043 */ 044 public PluginException(String msg) { 045 super(msg); 046 } 047 048 /** 049 * @param msg describes the reason this exception is being thrown. 050 * @param cause underlying exception that caused this to be thrown 051 */ 052 public PluginException(String msg, Throwable cause) { 053 this(msg); 054 this.cause = cause; 055 } 056 057 /** 058 * @return the underlying exception that caused this to be thrown 059 */ 060 public Throwable getCause() { 061 return cause; 062 } 063 }