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Java > Open Source Codes > org > apache > batik > transcoder > TranscoderException


1 /*
2
3    Copyright 2000-2001 The Apache Software Foundation
4
5    Licensed under the Apache License, Version 2.0 (the "License");
6    you may not use this file except in compliance with the License.
7    You may obtain a copy of the License at
8
9        http://www.apache.org/licenses/LICENSE-2.0
10
11    Unless required by applicable law or agreed to in writing, software
12    distributed under the License is distributed on an "AS IS" BASIS,
13    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14    See the License for the specific language governing permissions and
15    limitations under the License.
16
17  */
18 package org.apache.batik.transcoder;
19
20 /**
21  * Thrown when a transcoder is not able to transcode its input.
22  *
23  * @author <a HREF="mailto:Thierry.Kormann@sophia.inria.fr">Thierry Kormann</a>
24  * @version $Id: TranscoderException.java,v 1.6 2004/08/18 07:15:41 vhardy Exp $
25  */
26 public class TranscoderException extends Exception JavaDoc {
27
28     /** The enclosed exception. */
29     protected Exception JavaDoc ex;
30
31     /**
32      * Constructs a new transcoder exception with the specified detail message.
33      * @param s the detail message of this exception
34      */
35     public TranscoderException(String JavaDoc s) {
36         this(s, null);
37     }
38
39     /**
40      * Constructs a new transcoder exception with the specified detail message.
41      * @param ex the enclosed exception
42      */
43     public TranscoderException(Exception JavaDoc ex) {
44         this(null, ex);
45     }
46
47     /**
48      * Constructs a new transcoder exception with the specified detail message.
49      * @param s the detail message of this exception
50      * @param ex the original exception
51      */
52     public TranscoderException(String JavaDoc s, Exception JavaDoc ex) {
53         super(s);
54         this.ex = ex;
55     }
56
57     /**
58      * Returns the message of this exception. If an error message has
59      * been specified, returns that one. Otherwise, return the error message
60      * of enclosed exception or null if any.
61      */
62     public String JavaDoc getMessage() {
63         String JavaDoc msg = super.getMessage();
64         if (ex != null) {
65             msg += "\nEnclosed Exception:\n";
66             msg += ex.getMessage();
67         }
68         return msg;
69     }
70
71     /**
72      * Returns the original enclosed exception or null if any.
73      */
74     public Exception JavaDoc getException() {
75         return ex;
76     }
77 }
78
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