Java/com/study/demo8/TCPServer.java

package com.study.demo8;

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

public class TCPServer {
    public static void main(String[] args) {
        try {
            ServerSocket serverSocket = new ServerSocket(8888);
            System.out.println("Server started, waiting for client connection...");

            Socket clientSocket = serverSocket.accept();
            System.out.println("Client connected: " + clientSocket.getInetAddress().getHostAddress());

            BufferedReader in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
            String message = in.readLine();
            System.out.println("Received from client: " + message);

            in.close();
            clientSocket.close();
            serverSocket.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}