clientdemo.java

java环境下基于cs模式的 通信小程序

import java.io.*;
import java.net.*;
public class ClientDemo 
{
	public static void main(String[] args) 
	{
		try{
			Socket socket=new Socket("127.0.0.1",4700);
			BufferedReader sin=new BufferedReader(new InputStreamReader(System.in));
            PrintWriter os=new PrintWriter(socket.getOutputStream());
            BufferedReader is=new BufferedReader(new InputStreamReader(socket.getInputStream()));
            String readline;
			readline=sin.readLine();
			while(!readline.equals("bye")){
				os.println(readline);
				os.flush();
				System.out.println("Client:"+readline);
				System.out.println("Server:"+is.readLine());
				readline=sin.readLine();
			}
			os.close();
			is.close();
			socket.close();
		}catch(IOException e){
			System.out.println("Error"+e);
		}
	}
}