Java examples for Network:UDP
A UDP Datagram Socket, a Multicast Sender Application
import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; public class Main { public static void main(String[] args) throws Exception { DatagramSocket udpSocket = null; udpSocket = new DatagramSocket(); InetAddress mcIPAddress = InetAddress.getByName("127.0.0.1"); byte[] msg = "Hello multicast socket".getBytes(); DatagramPacket packet = new DatagramPacket(msg, msg.length); packet.setAddress(mcIPAddress);//from w ww. j ava 2 s.c o m packet.setPort(5555); udpSocket.send(packet); System.out.println("Sent a multicast message."); System.out.println("Exiting application"); udpSocket.close(); } }