Client:

Code:
 import java.io.*;
import java.net.*;
class Client3{
	public static void main(String[] args) {
		String clientCar="";
		String clientBranch="";
		String clientDriver="";
		String clientPasswd="";
		
		DataOutputStream out;
		DataInputStream in;
		try {
		    Socket t = new Socket("127.0.0.1", 9001);

            in = new DataInputStream(t.getInputStream());
            out = new DataOutputStream(t.getOutputStream());
            BufferedReader br = new BufferedReader
                     (new InputStreamReader(System.in));
            boolean more = true;
			System.out.println(in.readUTF());
            while (more) {
				clientCar = in.readUTF();
				clientBranch = in.readUTF();
				clientDriver = in.readUTF();
				clientPasswd = in.readUTF();
                if ((clientCar == null) || (clientBranch == null) || (clientDriver == null) || (clientPasswd == null))
                    more = false;
                else
                   out.writeUTF(clientCar+"\n");
                   out.flush();
                   out.writeUTF(clientBranch+"\n");
                   out.flush();
                   out.writeUTF(clientDriver+"\n");
                   out.flush();
                   out.writeUTF(clientPasswd+"\n");
                   out.flush();
            }

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