Udp Echo Server : UDP « Network Protocol « Java






  1. Java
  2. Network Protocol
  3. UDP

Udp Echo Server

   

import java.net.DatagramPacket;
import java.net.DatagramSocket;

public class Main {
  static final int BUFFERSIZE = 256;

  public static void main(String[] args) throws Exception {
    DatagramPacket pack = new DatagramPacket(new byte[BUFFERSIZE], BUFFERSIZE);
    DatagramSocket sock = new DatagramSocket(7);
    // echo back everything
    while (true) {
      sock.receive(pack);
      sock.send(pack);
    }
  }
}








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