第10章 网络编程 04_TCP_Socket_4

鱼欲遇雨：每日都学习一点，持之以恒，天道酬勤！不能用电脑时，提前补上！（2012.9.5）

同步聊天对话！

// TaleServer.java

import java.net.*;
import java.io.*;

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("bey")){
				os.println(line);
				os.flush();
				System.out.println("Server: " + line);
				System.out.println("Client: " + is.readLine());
				line = sin.readLine();
			}

			is.close();
			os.close();
			sin.close();
			socket.close();
			server.close();

		}
		catch (Exception e)
		{
			System.out.println("Error: " + e);
		}
		
	}
}

// TalkClient.java

import java.net.*;
import java.io.*;

public class TalkClient {
	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("bey")) {
				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 (Exception e)
		{
			System.out.println("Error: " + e);
		}
	}
}