package nl.tudelft.simulation.zmq.test;

import org.zeromq.ZMQ;

/**
 * Client example for JeroMQ / ZeroMQ.
 * <p>
 * Copyright (c) 2002-2018 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights
 * reserved. See for project information <a href="https://simulation.tudelft.nl/" target="_blank">
 * https://simulation.tudelft.nl</a>. The DSOL project is distributed under a three-clause BSD-style license, which can
 * be found at <a href="https://simulation.tudelft.nl/dsol/3.0/license.html" target="_blank">
 * https://simulation.tudelft.nl/dsol/3.0/license.html</a>.
 * </p>
 * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
 */
public class Client
{
    /**
     * @param args String[];
     */
    public static void main(String[] args)
    {
        ZMQ.Context context = ZMQ.context(1);

        // Socket to talk to server
        System.out.println("Connecting to hello world server…");

        ZMQ.Socket requester = context.socket(ZMQ.REQ);
        requester.connect("tcp://localhost:5555");

        for (int requestNbr = 0; requestNbr != 10; requestNbr++)
        {
            String request = "Hello";
            System.out.println("Sending Hello " + requestNbr);
            requester.send(request.getBytes(), 0);

            byte[] reply = requester.recv(0);
            System.out.println("Received " + new String(reply) + " " + requestNbr);
        }
        requester.close();
        context.term();
    }

}