1 /*
2  * Copyright (c) 2017, 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 8190843
27  * @summary can not set/get extendedOptions to ServerSocket
28  * @modules jdk.net
29  * @run main ExtOptionTest
30  */
31 import java.io.IOException;
32 import java.net.ServerSocket;
33 
34 import static jdk.net.ExtendedSocketOptions.TCP_QUICKACK;
35 import static jdk.net.ExtendedSocketOptions.SO_FLOW_SLA;
36 
37 public class ExtOptionTest {
38 
39     private static final String OS = "Linux";
40 
main(String args[])41     public static void main(String args[]) throws IOException {
42         var operSys = System.getProperty("os.name");
43         try (ServerSocket ss = new ServerSocket(0)) {
44             // currently TCP_QUICKACK is available only on Linux.
45             if (operSys.equals(OS)) {
46                 ss.setOption(TCP_QUICKACK, true);
47                 if (!ss.getOption(TCP_QUICKACK)) {
48                     throw new RuntimeException("Test failed, TCP_QUICKACK should"
49                             + " have been set");
50                 }
51             } else if (operSys.equals("SunOS")) {
52                 if (ss.supportedOptions().contains(SO_FLOW_SLA)) {
53                     throw new RuntimeException("Test failed, SO_FLOW_SLA is not "
54                             + "applicable for ServerSocket");
55                 }
56             } else {
57                 if (ss.supportedOptions().contains(TCP_QUICKACK)) {
58                     ss.setOption(TCP_QUICKACK, true);
59                     if (!ss.getOption(TCP_QUICKACK)) {
60                         throw new RuntimeException("Test failed, TCP_QUICKACK should"
61                                 + " have been set");
62                     }
63                 }
64             }
65         }
66     }
67 }
68