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1   /*
2    * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
3    * 
4    * This software is open source. 
5    * See the bottom of this file for the licence.
6    * 
7    * $Id: DocumentException.java,v 1.5 2004/06/25 08:03:33 maartenc Exp $
8    */
9   
10  package org.dom4j;
11  
12  import java.io.PrintStream;
13  import java.io.PrintWriter;
14  
15  /*** <p><code>DocumentException</code> is a nested Exception which may be thrown
16    * during the processing of a DOM4J document.
17    *
18    * @author <a href="mailto:james.strachan@metastuff.com">James Strachan</a>
19    * @version $Revision: 1.5 $
20    */
21  public class DocumentException extends Exception {
22  
23      /*** A wrapped <code>Throwable</code> */
24      private Throwable nestedException;
25      
26  
27      public DocumentException() {
28          super("Error occurred in DOM4J application.");
29      }
30  
31      public DocumentException(String message) {
32          super(message);
33      }
34      
35      public DocumentException(Throwable nestedException) {
36          super(nestedException.getMessage());    
37          this.nestedException = nestedException;
38      }    
39  
40      public DocumentException(String message, Throwable nestedException) {
41          super(message);    
42          this.nestedException = nestedException;
43      }    
44  
45      public Throwable getNestedException() {
46          return nestedException;
47      }
48      
49      public String getMessage() {
50          if (nestedException != null) {
51              return super.getMessage() + " Nested exception: " + nestedException.getMessage();
52          } else {
53              return super.getMessage();
54          }
55      }
56  
57      public void printStackTrace() {
58          super.printStackTrace();
59          if (nestedException != null) {
60              System.err.print("Nested exception: ");
61              nestedException.printStackTrace();
62          }
63      }
64  
65      public void printStackTrace(PrintStream out) {
66          super.printStackTrace(out);
67          if (nestedException != null) {
68              out.println("Nested exception: ");
69              nestedException.printStackTrace(out);
70          }
71      }
72  
73      public void printStackTrace(PrintWriter writer) {
74          super.printStackTrace(writer);
75          if (nestedException != null) {
76              writer.println("Nested exception: ");
77              nestedException.printStackTrace(writer);
78          }
79      }
80  }
81  
82  
83  
84  
85  /*
86   * Redistribution and use of this software and associated documentation
87   * ("Software"), with or without modification, are permitted provided
88   * that the following conditions are met:
89   *
90   * 1. Redistributions of source code must retain copyright
91   *    statements and notices.  Redistributions must also contain a
92   *    copy of this document.
93   *
94   * 2. Redistributions in binary form must reproduce the
95   *    above copyright notice, this list of conditions and the
96   *    following disclaimer in the documentation and/or other
97   *    materials provided with the distribution.
98   *
99   * 3. The name "DOM4J" must not be used to endorse or promote
100  *    products derived from this Software without prior written
101  *    permission of MetaStuff, Ltd.  For written permission,
102  *    please contact dom4j-info@metastuff.com.
103  *
104  * 4. Products derived from this Software may not be called "DOM4J"
105  *    nor may "DOM4J" appear in their names without prior written
106  *    permission of MetaStuff, Ltd. DOM4J is a registered
107  *    trademark of MetaStuff, Ltd.
108  *
109  * 5. Due credit should be given to the DOM4J Project - 
110  *    http://www.dom4j.org
111  *
112  * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS
113  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
114  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
115  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
116  * METASTUFF, LTD. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
117  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
118  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
119  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
120  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
121  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
122  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
123  * OF THE POSSIBILITY OF SUCH DAMAGE.
124  *
125  * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
126  *
127  * $Id: DocumentException.java,v 1.5 2004/06/25 08:03:33 maartenc Exp $
128  */