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1 /*
2  * Copyright (c) 1995, 2008, 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 java.net;
27 
28 import java.io.IOException;
29 
30 /**
31  * Thrown to indicate that the IP address of a host could not be determined.
32  *
33  * @author  Jonathan Payne
34  * @since   JDK1.0
35  */
36 public
37 class UnknownHostException extends IOException {
38     private static final long serialVersionUID = -4639126076052875403L;
39 
40     /**
41      * Constructs a new <code>UnknownHostException</code> with the
42      * specified detail message.
43      *
44      * @param   host   the detail message.
45      */
UnknownHostException(String host)46     public UnknownHostException(String host) {
47         super(host);
48     }
49 
50     /**
51      * Constructs a new <code>UnknownHostException</code> with no detail
52      * message.
53      */
UnknownHostException()54     public UnknownHostException() {
55     }
56 }
57