import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

public class App {
	public static void main(String[] args) throws IOException {
		ServerSocket serverSocket = new ServerSocket(8081);// bind with this port number....
		System.out.println("witing for clients....");
		Socket socket = serverSocket.accept();
		PrintWriter out = new PrintWriter(socket.getOutputStream(), true);// write message
		out.println("Hello client!");
		BufferedReader input = new BufferedReader(new InputStreamReader(socket.getInputStream()));// read message....
		String clientInput = input.readLine();
		System.out.println(clientInput);
		input.close();
		out.close();
		socket.close();
		serverSocket.close();
	}
}