TCP之(chat)

来源：互联网发布：进销存 java 编辑：程序博客网时间：2024/05/16 15:03

package IpAddrSocket;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;

public class ChatTCP {

   public static void main(String[] args) throws UnknownHostException, IOException{
       //TCP
       Socket socket=new Socket(InetAddress.getLocalHost(),9090);
       //转换流，转socket的字节流
       OutputStreamWriter socketWriter=new OutputStreamWriter(socket.getOutputStream());
       //行读
       BufferedReader keyReader=new BufferedReader(new InputStreamReader(System.in));



       BufferedReader socketReader=new BufferedReader(new InputStreamReader(socket.getInputStream()));


       String line=null;
       //因为readLine()函数没有\r\n,所以服务器一直在等\r\n结束，而一直等不到
       while((line=keyReader.readLine())!=null){

           /*socketWriter.write(line);
           socket.shutdownOutput();*/

           //下面方法好
           socketWriter.write(line+"\r\n");
           socketWriter.flush();



           //读取服务端回送信息
           line=socketReader.readLine();
           System.out.println("server send "+line);

       }



       socket.close();
   }
}

package IpAddrSocket;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;

public class ServerTCP {

    public static void main(String[] args) throws IOException {
        ServerSocket serverSocket=new ServerSocket(9090);
        Socket socket=serverSocket.accept();

        BufferedReader socketReader=new BufferedReader(new InputStreamReader(socket.getInputStream()));

        //回给客户信息
        OutputStreamWriter socketOut=new OutputStreamWriter(socket.getOutputStream());
        BufferedReader keyReader=new BufferedReader(new InputStreamReader(System.in));

        String line=null;
        while((line=socketReader.readLine())!=null){

            System.out.println(line);



            System.out.println("give client information");
            line=keyReader.readLine();
            socketOut.write(line+"\r\n");
            socketOut.flush();
        }

        socket.close();
    }

}

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