1 /*
2  * Copyright (c) 2003, 2005, 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.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /**
25  * @test
26  * @bug 4866927
27  * @summary InetAddress.getByName behaves differently on windows
28  */
29 import java.net.*;
30 
31 public class IPv4Formats {
main(String[] args)32     public static void main(String[] args) {
33         InetAddress ad1, ad2;
34         String adds[][] = {
35             {"0", "0.0.0.0"},
36             {"126.1", "126.0.0.1"},
37             {"128.50.65534", "128.50.255.254"},
38             {"192.168.1.2", "192.168.1.2"},
39             {"invalidhost.invalid", null},
40             {"1024.1.2.3", null},
41             {"128.14.66000", null }
42         };
43         for (int i = 0; i < adds.length; i++) {
44             if (adds[i][1] != null) {
45                 try {
46                     ad1 = InetAddress.getByName(adds[i][0]);
47                     ad2 = InetAddress.getByName(adds[i][1]);
48                 } catch (UnknownHostException ue) {
49                     throw new RuntimeException("Wrong conversion: " + adds[i][0] + " should be " + adds[i][1] + " But throws " + ue);
50                 }
51                 if (! ad1.equals(ad2))
52                     throw new RuntimeException("Wrong conversion: " + adds[i][0] + " should be " + adds[i][1] + " But is " + ad1);
53             } else {
54                 try {
55                     ad1 = InetAddress.getByName(adds[i][0]);
56                     // should throw an UnknownHostException
57                     throw new RuntimeException(adds[i][0] + " should throw UnknownHostException!");
58                 } catch (UnknownHostException e) {
59                     // This is what we expect!
60                 }
61             }
62         }
63     }
64 }
65