package com.study.demo8; import java.io.PrintWriter; import java.net.Socket; public class TCPClient { public static void main(String[] args) { try { Socket socket = new Socket("localhost", 8888); System.out.println("Connected to server."); PrintWriter out = new PrintWriter(socket.getOutputStream(), true); out.println("Hello Server"); System.out.println("Sent message to server."); out.close(); socket.close(); } catch (Exception e) { e.printStackTrace(); } } }