/*

 * Copyright (c) 2013, 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.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * A JVM with JDP on should send multicast JDP packets regularly.

 *

 * See main for more information on running this test manually.

 * See Launcher classes for automated runs.

 *

 */

import java.net.SocketTimeoutException;

import java.util.Map;

public class JdpOnTestCase extends JdpTestCase {

    private int receivedJDPpackets = 0;

    public JdpOnTestCase(ClientConnection connection) {

        super(connection);

    }

    /**

     * Subclasses: JdpOnTestCase and JdpOffTestCase have different messages.

     */

    @Override

    protected String initialLogMessage() {

        return "Waiting for 3 packets with jdp.name=" + connection.instanceName;

    }

    /**

     * This method is executed after a correct Jdp packet (coming from this VM) has been received.

     *

     * @param payload A dictionary containing the data if the received Jdp packet.

     */

    protected void packetFromThisVMReceived(Map<String, String> payload) {

        receivedJDPpackets++;

        final String jdpName = payload.get("INSTANCE_NAME");

        log.fine("Received correct JDP packet #" + String.valueOf(receivedJDPpackets) +

                ", jdp.name=" + jdpName);

    }

    /**

     * The socket should not timeout.

     * It is set to wait for 10 times the defined pause between Jdp packet. See JdpOnTestCase.TIME_OUT_FACTOR.

     */

    @Override

    protected void onSocketTimeOut(SocketTimeoutException e) throws Exception {

        String message = "Timed out waiting for JDP packet. Should arrive within " +

                connection.pauseInSeconds + " seconds, but waited for " +

                timeOut + " seconds.";

        log.severe(message);

        throw new Exception(message, e);

    }

    /**

     * After receiving three Jdp packets the test should end.

     */

    @Override

    protected boolean shouldContinue() {

        return receivedJDPpackets < 3;

    }

    /**

     * To run this test manually you might need the following VM options:

     * <p/>

     * -Dcom.sun.management.jmxremote.authenticate=false

     * -Dcom.sun.management.jmxremote.ssl=false

     * -Dcom.sun.management.jmxremote.port=4711    (or some other port number)

     * -Dcom.sun.management.jmxremote=true

     * -Dcom.sun.management.jmxremote.autodiscovery=true

     * -Dcom.sun.management.jdp.pause=1

     * -Dcom.sun.management.jdp.name=alex  (or some other string to identify this VM)

     * <p/>

     * Recommended for nice output:

     * -Djava.util.logging.SimpleFormatter.format="%1$tF %1$tT %4$-7s %5$s %n"

     *

     * @param args

     * @throws Exception

     */

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

        JdpTestCase client = new JdpOnTestCase(new ClientConnection());

        client.run();

    }

}