Java tutorial
import java.net.DatagramPacket; import java.net.DatagramSocket; class WriteServer { public static void main(String args[]) throws Exception { int clientPort = 999; int buffer_size = 1024; byte buffer[] = new byte[buffer_size]; DatagramSocket ds = new DatagramSocket(clientPort); while (true) { DatagramPacket p = new DatagramPacket(buffer, buffer.length); ds.receive(p); System.out.println(new String(p.getData(), 0, p.getLength())); } } }