Time server : ServerSocket « Network « Java Tutorial

1. Java Tutorial
2. Network
3. ServerSocket

import java.io.IOException;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class MainClass {

  public static void main(String[] args) throws Exception {

    int port = 37;
    ServerSocket server = new ServerSocket(port);
    while (true) {
      Socket connection = null;
      connection = server.accept();
      OutputStream out = connection.getOutputStream();
      out.write(123);
      out.flush();
      connection.close();
    }
  }

}