clonecli1.java

package guide;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicLong;

import org.zeromq.SocketType;
import org.zeromq.ZContext;
import org.zeromq.ZMQ;
import org.zeromq.ZMQ.Socket;

/**
 * Clone client model 1
 * @author Danish Shrestha <dshrestha06@gmail.com>
 *
 */
public class clonecli1
{
    private static final Map<String, kvsimple> kvMap    = new HashMap<>();
    private static final AtomicLong            sequence = new AtomicLong();

    public void run()
    {
        try (ZContext ctx = new ZContext()) {
            Socket subscriber = ctx.createSocket(SocketType.SUB);
            subscriber.connect("tcp://localhost:5556");
            subscriber.subscribe(ZMQ.SUBSCRIPTION_ALL);

            while (true) {
                kvsimple kvMsg = kvsimple.recv(subscriber);
                if (kvMsg == null)
                    break;

                clonecli1.kvMap.put(kvMsg.getKey(), kvMsg);
                System.out.println("receiving " + kvMsg);
                sequence.incrementAndGet();
            }
        }
    }

    public static void main(String[] args)
    {
        new clonecli1().run();
    }
}