src/java.base/unix/classes/java/net/PlainDatagramSocketImpl.java

rev 12681 : [mq]: 8072466-Deadlock-when-starting-MulticastSocket-and-DatagramSocket

*** 1,7 ****
  /*
!  * Copyright (c) 2007,2011, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
--- 1,7 ----
  /*
!  * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
*** 128,137 ****
--- 128,139 ----
  
      protected native void connect0(InetAddress address, int port) throws SocketException;
  
      protected native void disconnect0(int family);
  
+     native int dataAvailable();
+ 
      /**
       * Perform class load-time initializations.
       */
      private native static void init();
  }