1 /*

     2  * Copyright (c) 2007, 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 6499348

    27  * @summary java.net socket classes should implement java.io.Closeable

    28  */

    29 

    30 import java.net.*;

    31 import java.io.Closeable;

    32 

    33 public class B6499348 {

    34     public static void main(String[] args) throws java.io.IOException {

    35         Socket s = new Socket();

    36         ServerSocket ss = new ServerSocket();

    37         DatagramSocket ds =  new DatagramSocket((SocketAddress) null);

    38 

    39         if (! (s instanceof Closeable))

    40             throw new RuntimeException("Socket is not a java.io.Closeable");

    41         if (! (ss instanceof Closeable))

    42             throw new RuntimeException("ServerSocket is not a java.io.Closeable");

    43         if (! (ds instanceof Closeable))

    44             throw new RuntimeException("DatagramSocket is not a java.io.Closeable");

    45         s.close();

    46         ss.close();

    47         ds.close();

    48     }

    49 }