1 /*
   2  * Copyright (c) 2018, 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 8195160
  27  * @summary Test for keys remaining in RDMA selector after channel closed
  28  * @requires (os.family == "linux")
  29  * @library .. /test/lib
  30  * @build RsocketTest
  31  * @run main/othervm -Djava.net.preferIPv4Stack=true Close
  32  */
  33 import java.nio.*;
  34 import java.nio.channels.*;
  35 import jdk.net.Sockets;
  36 
  37 public class Close {
  38 
  39     public static void main(String args[]) throws Exception {
  40         if (!RsocketTest.isRsocketAvailable())
  41             return;
  42 
  43         Selector sa = Sockets.openRdmaSelector();
  44         Selector sb = Sockets.openRdmaSelector();
  45         SocketChannel sc = Sockets.openRdmaSocketChannel();
  46         sc.configureBlocking(false);
  47         SelectionKey sk = sc.register(sa, SelectionKey.OP_READ);
  48         sc.register(sb, SelectionKey.OP_READ);
  49         sc.keyFor(sa).cancel();
  50         sa.select(1);
  51         sc.close();
  52         sa.select(1);
  53         sb.select(1);
  54         if (sa.keys().size() > 0)
  55             throw new RuntimeException("Keys remain in selector a");
  56         if (sb.keys().size() > 0)
  57             throw new RuntimeException("Keys remain in selector b");
  58         sa.close();
  59         sb.close();
  60     }
  61 }