1  import java.io.InputStream;

  2  import java.io.IOException;

  3  import java.io.OutputStream;

  4  import java.io.PrintWriter;

  5  import java.net.Socket;

  6  import java.util.Scanner;

  7  

  8  /**

  9     This program tests the bank server.

 10  */

 11  public class BankClient

 12  {

 13     public static void main(String[] args) throws IOException

 14     {

 15        final int SBAP_PORT = 8888;

 16        Socket s = new Socket("localhost", SBAP_PORT);

 17        InputStream instream = s.getInputStream();

 18        OutputStream outstream = s.getOutputStream();

 19        Scanner in = new Scanner(instream);

 20        PrintWriter out = new PrintWriter(outstream); 

 21        

 22        String command = "DEPOSIT 3 1000\n";

 23        System.out.print("Sending: " + command);

 24        out.print(command);

 25        out.flush();

 26        String response = in.nextLine();

 27        System.out.println("Receiving: " + response);

 28        

 29        command = "WITHDRAW 3 500\n";

 30        System.out.print("Sending: " + command);

 31        out.print(command);

 32        out.flush();

 33        response = in.nextLine();

 34        System.out.println("Receiving: " + response);

 35        

 36        command = "QUIT\n";

 37        System.out.print("Sending: " + command);

 38        out.print(command);

 39        out.flush();

 40  

 41        s.close();

 42     }

 43  }

 44  

 45  

 46  

 47  

 48