ftpclient.java~1~

FTPserver and Client

package networkftpdsgn;

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


/**
 * <p>Title: FTPDisign</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: jnucs</p>
 * @author chxb
 * @version 1.0
 */

public class KnockKnockClient {
    public static void main(String[] args) throws IOException {
  System.out.println("Client");

        Socket kkSocket = null;
        PrintWriter out = null;
        BufferedReader in = null;

        try {
            kkSocket =
                 new Socket("127.0.0.1", 4444);
            out = new
PrintWriter(kkSocket.getOutputStream(), true);
            in = new BufferedReader(new
InputStreamReader(kkSocket.getInputStream()));
        } catch (UnknownHostException e) {
            System.err.println("Don't know about host: taranis.");
            System.exit(1);
        } catch (IOException e) {
            System.err.println("Couldn't get I/O for the connection to: taranis.");
            System.exit(1);
        }

        BufferedReader stdIn = new
         BufferedReader(
            new InputStreamReader(System.in));
        String fromServer;
        String fromUser;
       String readline;
        while ((fromServer = in.readLine()) != null) {
           System.out.println("Server: "
                             + fromServer);
            if (fromServer.equals("Bye."))
                break;

            fromUser = stdIn.readLine();
            if (fromUser != null) {
                System.out.println("Client: "
                                 + fromUser);
                out.println(fromUser);
            }
        }

        out.close();
        in.close();
        stdIn.close();
        kkSocket.close();
    }
}