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Java > Open Source Codes > com > caucho > vfs > ClientDisconnectException


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.vfs;
30
31 import com.caucho.util.ExceptionWrapper;
32
33 import java.io.IOException JavaDoc;
34
35 /**
36  * Exception thrown when a client unexpectedly closes a connection.
37  * Generally this is a broken pipe exception, but unfortunately, java.io.*
38  * doesn't have a specific BrokenPipeException.
39  */
40 public class ClientDisconnectException extends IOException JavaDoc
41   implements ExceptionWrapper {
42   private Exception JavaDoc exn;
43   
44   public ClientDisconnectException()
45   {
46   }
47   
48   public ClientDisconnectException(String JavaDoc msg)
49   {
50     super(msg);
51   }
52   
53   public ClientDisconnectException(Exception JavaDoc exn)
54   {
55     super(String.valueOf(exn));
56
57     this.exn = exn;
58   }
59
60   /**
61    * Only create a disconnect exception if it's an IOException
62    * Possible later check for broken pipe.
63    */
64   public static IOException JavaDoc create(IOException JavaDoc exn)
65   {
66     if (exn.getClass().equals(IOException JavaDoc.class) ||
67         exn.getClass().equals(java.net.SocketException JavaDoc.class) ||
68         exn.getClass().getName().equals("javax.net.ssl.SSLException"))
69       return new ClientDisconnectException(exn);
70     else
71       return exn;
72   }
73
74   public Throwable JavaDoc getRootCause()
75   {
76     return exn;
77   }
78 }
79
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