talkserver.java

实验了用户与服务器之间的通信的简单JAVA程序

import java.io.*;
import java.net.*;
import java.applet.Applet;
public class talkserver{
	public static void main(String args[]){
	try{
		ServerSocket server=null;
	try{
		server=new ServerSocket(4700);
	   }catch(Exception e){
				System.out.println("can not listen to:"+e);
				}
	Socket socket=null;
	try{
		socket=server.accept();
	   }catch(Exception e){
				System.out.println("Error"+e);
				}
	String line;
	BufferedReader is=new BufferedReader(new InputStreamReader(socket.getInputStream()));
	PrintWriter os=new PrintWriter(socket.getOutputStream());
	BufferedReader sin=new BufferedReader(new InputStreamReader(System.in));
	System.out.println("Client:"+is.readLine());
	line=sin.readLine();
	while(!line.equals("bye"))
			{
				os.println(line);
				os.flush();
				System.out.println("Server:"+line);
				System.out.println("client:"+is.readLine());
				line=sin.readLine();
			}
			is.close();
			os.close();			
			socket.close();
			server.close();
			}catch(Exception e){
						System.out.println("Error"+e);
						}
			}
			}