001 /* $Id: XmlLoadException.java 729094 2008-12-23 20:30:47Z 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 */ 018 019 020 package org.apache.commons.digester.xmlrules; 021 022 023 /** 024 * Thrown when an error occurs while parsing XML into Digester rules. 025 * 026 * @since 1.2 027 */ 028 public class XmlLoadException extends RuntimeException { 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 XmlLoadException(Throwable cause) { 037 this(cause.getMessage()); 038 this.cause = cause; 039 } 040 041 public XmlLoadException(String msg) { 042 super(msg); 043 } 044 045 public XmlLoadException(String msg, Throwable cause) { 046 this(msg); 047 this.cause = cause; 048 } 049 050 /** 051 * Returns the cause of this throwable or null if the cause is 052 * nonexistent or unknown. 053 */ 054 public Throwable getCause() { 055 return cause; 056 } 057 }