2019-04-1217:48:22

1 package 网络编程.client; 2 /* 3 * 半双工 4 * */ 5 import java.io.BufferedReader; 6 import java.io.IOException; 7 import java.io.InputStreamReader; 8 import java.io.PrintWriter; 9 import java.net.Socket;10 import java.util.Scanner;11 12 public class Client2 {13     public static void main(String[] args) {14         try {15             Socket socket = new Socket("127.0.0.1",8888);  //连接服务器16             while (true){17                 System.out.println("输入你回答的");18                 Scanner scanner =new Scanner(System.in);19                 //发送消息20                 String content =scanner.nextLine();21                 // //输出流 字节输出转换为字符输出 true为自动22                 PrintWriter out= new PrintWriter( socket.getOutputStream(),true);23                 out.println(content); //发送出去24                 //接受消息25                 //字节流转换为字符输入流26                 InputStreamReader isr =new InputStreamReader(socket.getInputStream());27                 //缓冲流28                 BufferedReader br =new BufferedReader(isr);29                 System.out.println("服务器对客户端说："+br.readLine());30             }31 32         } catch (IOException e) {33             e.printStackTrace();34         }35 36 37     }38 }

package 网络编程.server;/* * 半双工 * */import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.PrintWriter;import java.net.ServerSocket;import java.net.Socket;import java.util.Scanner;public class Server2 {    public static void main(String[] args) {        //服务器        try {            //创建对象            ServerSocket serverSocket =new ServerSocket(8888);//服务器套接字 8888设置端口            System.out.println("开始监听");            //监听客户端连接            Socket socket = serverSocket.accept(); //客户端和服务器连接通道 表示客户端连接过来            System.out.println("客户端连接成功");            while (true){                //接受消息                //字节流转换为字符输入流                InputStreamReader isr =new         InputStreamReader(socket.getInputStream());                //缓冲流                BufferedReader br =new BufferedReader(isr);                System.out.println("服务端对客户端说："+br.readLine());                System.out.println("输入你要说的");                Scanner scanner =new Scanner(System.in);                //发送消息                String content =scanner.nextLine();                // //输出流 字节输出转换为字符输出 true为自动                PrintWriter out= new PrintWriter( socket.getOutputStream(),true);                out.println(content); //发送出去            }        } catch (IOException e) {            e.printStackTrace();        }    }}