package com.ruoyi.fuzhou.utils;

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 RS485TCPServer {
    private static final int PORT = 20108;

    public static void main(String[] args) throws Exception {
        try (ServerSocket serverSocket = new ServerSocket(PORT)) {
            System.out.println("RS485 TCP Server is listening on port " + PORT);
            while (true) {
                // 等待客户端连接
                try (Socket socket = serverSocket.accept()) {

                    System.out.println("New client connected: " + socket.getInetAddress());
                    // 获取输入流和输出流
                    BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
                    PrintWriter out = new PrintWriter(socket.getOutputStream(), true);
                    // 读取客户端发送的数据
                    int  r = in.read();
                    while(r > -1){
                        System.out.print(r);
                    }
                    /*String inputLine = in.readLine();
                    while (inputLine != null) {
                        System.out.println("Received from client: " + inputLine);
                        // 处理数据（这里简单地将数据原样返回）
                        out.println("Server received: " + inputLine);
                        Thread.sleep(1000);
                    }*/
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}