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Java > Open Source Codes > org > exolab > jms > service > ServiceException


1 /**
2  * Redistribution and use of this software and associated documentation
3  * ("Software"), with or without modification, are permitted provided
4  * that the following conditions are met:
5  *
6  * 1. Redistributions of source code must retain copyright
7  * statements and notices. Redistributions must also contain a
8  * copy of this document.
9  *
10  * 2. Redistributions in binary form must reproduce the
11  * above copyright notice, this list of conditions and the
12  * following disclaimer in the documentation and/or other
13  * materials provided with the distribution.
14  *
15  * 3. The name "Exolab" must not be used to endorse or promote
16  * products derived from this Software without prior written
17  * permission of Exoffice Technologies. For written permission,
18  * please contact info@exolab.org.
19  *
20  * 4. Products derived from this Software may not be called "Exolab"
21  * nor may "Exolab" appear in their names without prior written
22  * permission of Exoffice Technologies. Exolab is a registered
23  * trademark of Exoffice Technologies.
24  *
25  * 5. Due credit should be given to the Exolab Project
26  * (http://www.exolab.org/).
27  *
28  * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32  * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39  * OF THE POSSIBILITY OF SUCH DAMAGE.
40  *
41  * Copyright 1999-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: ServiceException.java,v 1.1 2004/11/26 01:51:01 tanderson Exp $
44  */
45 package org.exolab.jms.service;
46
47 import java.io.PrintStream JavaDoc;
48 import java.io.PrintWriter JavaDoc;
49
50
51 /**
52  * This exception is thrown whenever there is a general exception with a
53  * service entitiy
54  *
55  * @version $Revision: 1.1 $ $Date: 2004/11/26 01:51:01 $
56  * @author <a HREF="mailto:jima@comware.com.au">Jim Alateras</a>
57  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
58  */
59 public class ServiceException extends Exception JavaDoc {
60
61     /**
62      * The exception that caused this exception. May be <code>null</code>
63      */
64     private Throwable JavaDoc _cause;
65
66
67     /**
68      * Construct a new <code>ServiceException</code> with no information.
69      */
70     public ServiceException() {
71         this(null, null);
72     }
73
74     /**
75      * Construct a new <code>ServiceException</code> with a detail message
76      *
77      * @param message a message describing this exception
78      */
79     public ServiceException(String JavaDoc message) {
80         this(message, null);
81     }
82
83     /**
84      * Construct a new <code>ServiceException</code> with the exception that
85      * caused it.
86      *
87      * @param cause the exception that caused this exception
88      */
89     public ServiceException(Throwable JavaDoc cause) {
90         this(null, cause);
91     }
92
93     /**
94      * Construct a new <code>ServiceException</code> with a detail
95      * message and the exception that caused it
96      *
97      * @param message a message describing this exception
98      * @param cause the exception that caused this exception
99      */
100     public ServiceException(String JavaDoc message, Throwable JavaDoc cause) {
101         super(message);
102         _cause = cause;
103     }
104
105     /**
106      * Returns the exception that caused this exception
107      *
108      * @return the exception that caused this exception.
109      * May be <code>null</code>
110      */
111     public Throwable JavaDoc getRootCause() {
112     return _cause;
113     }
114
115     /**
116      * Prints the stack trace of the thrown exception to the standard error
117      * stream
118      */
119     public void printStackTrace() {
120         printStackTrace(System.err);
121     }
122
123     /**
124      * Prints the stack trace of the thrown exception to the specified
125      * print stream.
126      */
127     public void printStackTrace(PrintStream JavaDoc stream) {
128     synchronized (stream) {
129         if (_cause != null) {
130         stream.print(getClass().getName() + ": ");
131         _cause.printStackTrace(stream);
132         } else {
133         super.printStackTrace(stream);
134         }
135     }
136     }
137
138     /**
139      * Prints the stack trace of the thrown throwable exception to the
140      * specified print writer.
141      */
142     public void printStackTrace(PrintWriter JavaDoc writer) {
143     synchronized (writer) {
144         if (_cause != null) {
145         writer.print(getClass().getName() + ": ");
146         _cause.printStackTrace(writer);
147         } else {
148         super.printStackTrace(writer);
149         }
150     }
151     }
152
153 }
154
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