Time Server : Networks « J2ME « Java

Time Server

J2ME in a Nutshell
By Kim Topley
ISBN: 0-596-00253-X


import java.io.IOException;
import java.util.Calendar;
import java.util.Date;
import javax.microedition.io.Connector;
import javax.microedition.io.Datagram;
import javax.microedition.io.DatagramConnection;

public class TimeServer {
    public static void main(String[] args) {
        try {
            Calendar cal = Calendar.getInstance();
            DatagramConnection receiver = 
            byte[] buffer = new byte[256];
            Datagram dgram = receiver.newDatagram(buffer, buffer.length);
            for (;;) {
                // Wait for somebody to call...
                // Get the time and store it in the buffer
                cal.setTime(new Date());
                String time = cal.toString();
                byte[] dataBytes = time.getBytes();
                System.arraycopy(dataBytes, 0, buffer, 0, dataBytes.length);
                // Send back the reply
        } catch (IOException ex) {
            System.out.println("IOException: " + ex);


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