1 /*

     2  * Copyright (c) 2013, 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 8024952

    27  * @summary ClassCastException in PlainSocketImpl.accept() when using custom socketImpl

    28  * @run main/othervm CustomSocketImplFactory

    29  */

    30 

    31 import java.net.*;

    32 import java.io.*;

    33 

    34 public class CustomSocketImplFactory implements SocketImplFactory {

    35 

    36     @Override

    37     public SocketImpl createSocketImpl() {

    38         try {

    39             SocketImpl s = new CustomSocketImpl();

    40             System.out.println("Created " + s);

    41             return s;

    42         } catch (Exception e) {

    43             throw new RuntimeException(e);

    44         }

    45     }

    46 

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

    48 

    49         Socket.setSocketImplFactory(new CustomSocketImplFactory());

    50         try (ServerSocket ss = new ServerSocket(0)) {

    51             ss.setSoTimeout(1);

    52             ss.accept();

    53             System.out.println("PASS");

    54         } catch (SocketTimeoutException | NullPointerException e) {

    55             // Not a real socket impl

    56         }

    57     }

    58 

    59     class CustomSocketImpl extends SocketImpl {

    60 

    61         public void create(boolean stream) throws IOException {

    62         }

    63 

    64         public void connect(String host, int port) throws IOException {

    65         }

    66 

    67         public void connect(InetAddress addr, int port) throws IOException {

    68         }

    69 

    70         public void connect(SocketAddress addr, int timeout) throws IOException {

    71         }

    72 

    73         public void bind(InetAddress host, int port) throws IOException {

    74         }

    75 

    76         public void listen(int backlog) throws IOException {

    77         }

    78 

    79         public void accept(SocketImpl s) throws IOException {

    80         }

    81 

    82         public InputStream getInputStream() throws IOException {

    83             return null;

    84         }

    85 

    86         public OutputStream getOutputStream() throws IOException {

    87             return null;

    88         }

    89 

    90         public int available() throws IOException {

    91             return 0;

    92         }

    93 

    94         public void close() throws IOException {

    95         }

    96 

    97         public void sendUrgentData(int data) throws IOException {

    98         }

    99 

   100         public Object getOption(int i) throws SocketException {

   101             return null;

   102         }

   103 

   104         public void setOption(int i, Object o) throws SocketException {

   105         }

   106     }

   107 }