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Java > Open Source Codes > com > caucho > jms > JMSExceptionWrapper


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.jms;
30
31 import javax.jms.JMSException JavaDoc;
32
33 /**
34  * Wraps the actual exception with an JMS exception
35  */
36 public class JMSExceptionWrapper extends JMSException JavaDoc {
37   private Throwable JavaDoc _rootCause;
38
39   /**
40    * Null constructor for beans
41    */
42   public JMSExceptionWrapper()
43   {
44     super("");
45   }
46   /**
47    * Create a basic JMSExceptionWrapper with a message.
48    *
49    * @param msg the exception message.
50    */
51   public JMSExceptionWrapper(String JavaDoc msg)
52   {
53     super(msg);
54   }
55
56   /**
57    * Create a JMSExceptionWrapper wrapping a root exception.
58    *
59    * @param rootCause the underlying wrapped exception.
60    */
61   public JMSExceptionWrapper(Throwable JavaDoc rootCause)
62   {
63     super(rootCause.getMessage());
64
65     _rootCause = rootCause;
66   }
67
68   /**
69    * Creates an JMSException from a throwable.
70    */
71   public static JMSException JavaDoc create(Throwable JavaDoc rootCause)
72   {
73     if (rootCause instanceof JMSException JavaDoc)
74       return ((JMSException JavaDoc) rootCause);
75     else
76       return new JMSExceptionWrapper(rootCause);
77   }
78
79   /**
80    * Returns the root exception if it exists.
81    *
82    * @return the underlying wrapped exception.
83    */
84   public Throwable JavaDoc getRootCause()
85   {
86     return _rootCause;
87   }
88
89   /**
90    * Returns the root exception if it exists.
91    *
92    * @return the underlying wrapped exception.
93    */
94   public Throwable JavaDoc getCause()
95   {
96     return getRootCause();
97   }
98 }
99
100
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