package com.yssh.service;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.io.PrintWriter;
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import java.net.Socket;
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/**
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* Socket服务类
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* @author WWW
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* @date 2023-11-06
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*/
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@Service
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public class SocketService {
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/**
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* Socket的IP
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*/
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@Value("${socket.ip}")
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private String ip;
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/**
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* Socket的端口
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*/
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@Value("${socket.port}")
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private int port;
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/**
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* Socket的端口
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*/
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@Value("${cmd.runPy}")
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private String runPy;
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private final Logger logger = LoggerFactory.getLogger(this.getClass());
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/**
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* 发送消息
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*/
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public String sendMsg(String msg) throws Exception {
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try {
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// 创建Socket对象，指定服务端的IP地址和端口号
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Socket socket = new Socket(ip, port);
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// 获取输入流和输出流 输入流和输出流是通过socket对象来进行数据传输的。
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BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
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PrintWriter out = new PrintWriter(socket.getOutputStream(), true);
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exec(runPy);
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// 将用户输入的信息发送给服务端
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out.println(msg);
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// 接收服务端的响应并打印
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String rs = in.readLine();
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socket.close();
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return rs;
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} catch (Exception ex) {
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logger.error(ex.getMessage(), ex);
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throw ex;
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}
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}
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/**
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* 执行命令
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*
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* @param cmd 命令
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*/
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public void exec(String cmd) {
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try {
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Process process = Runtime.getRuntime().exec(cmd);
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process.waitFor();
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} catch (Exception ex) {
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logger.error(ex.getMessage(), ex);
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}
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}
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}
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