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Java > Open Source Codes > org > continuent > sequoia > common > exceptions > UnreachableBackendException


1 /**
2  * Sequoia: Database clustering technology.
3  * Copyright (C) 2002-2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Copyright (C) 2005 AmicoSoft, Inc. dba Emic Networks
6  * Contact: sequoia@continuent.org
7  *
8  * Licensed under the Apache License, Version 2.0 (the "License");
9  * you may not use this file except in compliance with the License.
10  * You may obtain a copy of the License at
11  *
12  * http://www.apache.org/licenses/LICENSE-2.0
13  *
14  * Unless required by applicable law or agreed to in writing, software
15  * distributed under the License is distributed on an "AS IS" BASIS,
16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  * See the License for the specific language governing permissions and
18  * limitations under the License.
19  *
20  * Initial developer(s): Emmanuel Cecchet.
21  * Contributor(s): ______________________.
22  */
23
24 package org.continuent.sequoia.common.exceptions;
25
26 /**
27  * A <code>UnreachableBackendException</code> is thrown when it is no more
28  * possible to get a connection to a backend.
29  *
30  * @see org.continuent.sequoia.controller.connection.AbstractConnectionManager#getConnection()
31  * @author <a HREF="mailto:Emmanuel.Cecchet@inria.fr">Emmanuel Cecchet</a>
32  * @version 1.0
33  */
34 public class UnreachableBackendException extends SequoiaException
35 {
36   private static final long serialVersionUID = -8905280617512397586L;
37
38   /**
39    * Creates a new <code>UnreachableBackendException</code> instance.
40    */
41   public UnreachableBackendException()
42   {
43   }
44
45   /**
46    * Creates a new <code>UnreachableBackendException</code> instance.
47    *
48    * @param message the error message
49    */
50   public UnreachableBackendException(String JavaDoc message)
51   {
52     super(message);
53   }
54
55   /**
56    * Creates a new <code>UnreachableBackendException</code> instance.
57    *
58    * @param cause the root cause
59    */
60   public UnreachableBackendException(Throwable JavaDoc cause)
61   {
62     super(cause);
63   }
64
65   /**
66    * Creates a new <code>UnreachableBackendException</code> instance.
67    *
68    * @param message the error message
69    * @param cause the root cause
70    */
71   public UnreachableBackendException(String JavaDoc message, Throwable JavaDoc cause)
72   {
73     super(message, cause);
74   }
75
76 }
77
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