1 /*
2  * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package javax.naming;
27 
28 /**
29   * This exception is thrown when attempting to communicate with a
30   * directory or naming service and that service is not available.
31   * It might be unavailable for different reasons. For example,
32   * the server might be too busy to service the request, or the server
33   * might not be registered to service any requests, etc.
34   * <p>
35   * Synchronization and serialization issues that apply to NamingException
36   * apply directly here.
37   *
38   * @author Rosanna Lee
39   * @author Scott Seligman
40   *
41   * @since 1.3
42   */
43 
44 public class ServiceUnavailableException extends NamingException {
45     /**
46      * Constructs a new instance of ServiceUnavailableException using an
47      * explanation. All other fields default to null.
48      *
49      * @param   explanation     Possibly null additional detail about this exception.
50      * @see java.lang.Throwable#getMessage
51      */
ServiceUnavailableException(String explanation)52     public ServiceUnavailableException(String explanation) {
53         super(explanation);
54     }
55 
56     /**
57       * Constructs a new instance of ServiceUnavailableException.
58       * All fields default to null.
59       */
ServiceUnavailableException()60     public ServiceUnavailableException() {
61         super();
62     }
63 
64     /**
65      * Use serialVersionUID from JNDI 1.1.1 for interoperability
66      */
67     private static final long serialVersionUID = -4996964726566773444L;
68 }
69