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  * A JVM with JDP off should not send multicast JDP packets at all.
  26  * com.sun.management.jmxremote.autodiscovery=false should be respected.
  27  */
  28 
  29 import java.net.SocketTimeoutException;
  30 import java.util.Map;
  31 
  32 public class JdpOffTestCase extends JdpTestCase {
  33 
  34     private boolean testPassed = false;
  35 
  36     public JdpOffTestCase(ClientConnection connection) {
  37         super(connection);
  38     }
  39 
  40     /**
  41      * Subclasses: JdpOnTestCase and JdpOffTestCase have different messages.
  42      */
  43     @Override
  44     protected String initialLogMessage() {
  45         return "Expecting NOT to receive any packets with jdp.name=" + connection.instanceName;
  46     }
  47 
  48     /**
  49      * The socket has not received anything, and this is the expected behavior.
  50      */
  51     @Override
  52     protected void onSocketTimeOut(SocketTimeoutException e) throws Exception {
  53         log.fine("No packages received. Test passed!");
  54         testPassed = true;
  55     }
  56 
  57 
  58     /**
  59      * This method is executed after a correct Jdp packet, coming from this VM has been received.
  60      *
  61      * @param payload A dictionary containing the data if the received Jdp packet.
  62      */
  63     @Override
  64     protected void packetFromThisVMReceived(Map<String, String> payload) throws Exception {
  65         String message = "Jdp packet from this VM received. This should not happen!";
  66         log.severe(message);
  67         throw new Exception(message);
  68     }
  69 
  70 
  71     /**
  72      * The test should stop after the socket has timed out. See onSocketTimeOut {@link}.
  73      */
  74     @Override
  75     protected boolean shouldContinue() {
  76         return !testPassed;
  77     }
  78 
  79     public static void main(String[] args) throws Exception {
  80         JdpTestCase client = new JdpOffTestCase(new ClientConnection());
  81         client.run();
  82     }
  83 
  84 }