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Java > Open Source Codes > com > caucho > security > SecurityContextException


1 /*
2  * Copyright (c) 1998-2000 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.security;
30
31 import com.caucho.util.ExceptionWrapper;
32
33 import java.io.Serializable JavaDoc;
34
35 /**
36  * Security exception for finding the current security context.
37  */
38 public class SecurityContextException extends Exception JavaDoc
39   implements ExceptionWrapper, Serializable JavaDoc {
40   private Throwable JavaDoc rootCause;
41
42   /**
43    * Null for serializable.
44    */
45   public SecurityContextException()
46   {
47   }
48   /**
49    * Create a basic SecurityContextException with a message.
50    *
51    * @param msg the exception message.
52    */
53   public SecurityContextException(String JavaDoc msg)
54   {
55     super(msg);
56   }
57
58   /**
59    * Create a SecurityContextException wrapping a root exception.
60    *
61    * @param rootCause the underlying wrapped exception.
62    */
63   public SecurityContextException(Throwable JavaDoc rootCause)
64   {
65     super(rootCause.getMessage());
66
67     this.rootCause = rootCause;
68   }
69
70   /**
71    * Create a SecurityContextException wrapping a root exception.
72    *
73    * @param message the message to use.
74    * @param rootCause the underlying wrapped exception.
75    */
76   public SecurityContextException(String JavaDoc message, Throwable JavaDoc rootCause)
77   {
78     super(message);
79
80     this.rootCause = rootCause;
81   }
82
83   /**
84    * Returns the root exception if it exists.
85    *
86    * @return the underlying wrapped exception.
87    */
88   public Throwable JavaDoc getRootCause()
89   {
90     return rootCause;
91   }
92
93   /**
94    * Returns the appropriate exception message.
95    */
96   public String JavaDoc getMessage()
97   {
98     if (rootCause != null)
99       return rootCause.getMessage();
100     else
101       return super.getMessage();
102   }
103
104   /**
105    * Print the exception as a string.
106    */
107   public String JavaDoc toString()
108   {
109     if (rootCause == null)
110       return super.toString();
111     else
112       return getClass().getName() + ": " + rootCause;
113   }
114 }
115
116
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