1 /*

     2  * Copyright 2001-2002 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 4508149

    27  * @summary Setting ServerSocket.setSoTimeout shouldn't cause

    28  *          the timeout to be inherited by accepted connections

    29  */

    30 

    31 import java.net.*;

    32 import java.io.InputStream;

    33 

    34 public class InheritTimeout {

    35 

    36     class Reaper extends Thread {

    37         Socket s;

    38         int timeout;

    39 

    40         Reaper(Socket s, int timeout) {

    41             this.s = s;

    42             this.timeout = timeout;

    43         }

    44 

    45         public void run() {

    46             try {

    47                 Thread.currentThread().sleep(timeout);

    48                 s.close();

    49             } catch (Exception e) {

    50             }

    51         }

    52     }

    53 

    54    InheritTimeout() throws Exception {

    55         ServerSocket ss = new ServerSocket(0);

    56         ss.setSoTimeout(1000);

    57 

    58         InetAddress ia = InetAddress.getLocalHost();

    59         InetSocketAddress isa =

    60             new InetSocketAddress(ia, ss.getLocalPort());

    61 

    62         // client establishes the connection

    63         Socket s1 = new Socket();

    64         s1.connect(isa);

    65 

    66         // receive the connection

    67         Socket s2 = ss.accept();

    68 

    69         // schedule reaper to close the socket in 5 seconds

    70         Reaper r = new Reaper(s2, 5000);

    71         r.start();

    72 

    73         boolean readTimedOut = false;

    74         try {

    75             s2.getInputStream().read();

    76         } catch (SocketTimeoutException te) {

    77             readTimedOut = true;

    78         } catch (SocketException e) {

    79             if (!s2.isClosed()) {

    80                 throw e;

    81             }

    82         }

    83 

    84         s1.close();

    85         ss.close();

    86 

    87         if (readTimedOut) {

    88             throw new Exception("Unexpected SocketTimeoutException throw!");

    89         }

    90    }

    91 

    92    public static void main(String args[]) throws Exception {

    93         new InheritTimeout();

    94    }

    95 }