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  • Socket编程(三)demo举例

    客户端Client源码如下:

    
    
    public class Client {
    public static void main(String[] args) throws Exception{
    String readLine=null;
    int port=4000;

    byte ipAddressTemp[]={127,0,0,1};
    InetAddress ipAddress = InetAddress.getByAddress(ipAddressTemp);
    //1.初始化Socket
    Socket socket=new Socket(ipAddress,port);
    //创建三个流,系统输入流BufferedReader systemIn,socket输入流BufferedReader socketIn,socket输出流PrintWriter socketOut;
    BufferedReader systemIn = new BufferedReader(new InputStreamReader(System.in));
    BufferedReader socketIn = new BufferedReader(new InputStreamReader(socket.getInputStream()));
    PrintWriter socketOut = new PrintWriter(socket.getOutputStream());
    while (readLine!="bye"){
    System.out.println("Client");
    readLine=systemIn.readLine();

    socketOut.println(readLine);
    socketOut.flush(); //赶快刷新使Server收到,也可以换成socketOut.println(readline, ture)

    String inTemp=socketIn.readLine();
    System.out.println("Server: "+ inTemp);
    }
    systemIn.close();
    socketIn.close();
    socketOut.close();
    socket.close();
    }
    }
     

    服务器Server源码如下:

    
    
    public class Server {
    public static void main(String[] args) throws Exception {
    String readLine=null;
    int port=4000;
    //1.初始化socket,绑定端口
    ServerSocket serverSocket=new ServerSocket(port);
    //2.调用服务器的accept()进行阻塞(程序会在这等待),当有申请连接时会打开阻塞并返回一个socket
    Socket socket=serverSocket.accept();
    BufferedReader systemIn= new BufferedReader(new InputStreamReader(System.in));
    BufferedReader socketIn = new BufferedReader(new InputStreamReader(socket.getInputStream()));
    PrintWriter socketOut=new PrintWriter(socket.getOutputStream());
    while (readLine!="bye"){
    String inTemp=socketIn.readLine();
    System.out.println("Client: "+ inTemp);
    System.out.println("Server");
    readLine=systemIn.readLine();
    socketOut.println(readLine);
    socketOut.flush();//赶快刷新使Client收到,也可以换成socketOut.println(readline, ture)
    }
    systemIn.close();
    socketIn.close();
    socketOut.close();
    socket.close();
    serverSocket.close();
    }
    }
     
     

    在这里插入图片描述

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  • 原文地址:https://www.cnblogs.com/youqc/p/14425939.html
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