Example Java Socket Client

import java.lang.*;
import java.io.*;
import java.net.*;
import java.util.Scanner;

class SocketClient {

    public static void main(String args[]) throws IOException {
        BufferedReader in = null;
        PrintWriter out = null;
        try {
            Socket skt = new Socket("localhost", 1234);
            in = new BufferedReader(new InputStreamReader(skt.getInputStream()));
            Scanner kbReader = new Scanner(System.in);
            out = new PrintWriter(skt.getOutputStream(), true);
            out.flush();
            String message, servermessage;
            InetAddress clientip = InetAddress.getLocalHost();
            System.out.println("Preparing to chat...");
            out.println("Client IP Address: " + clientip);
            // sends message to client giving ip
            out.println("Client hostname: " + clientip.getHostAddress());
            // send message to client giving computer name
            //Receive Server welcome messages:
            servermessage = in.readLine();
            System.out.println("server>: " + servermessage);
            do {

                servermessage = in.readLine();
                System.out.println("server>: " + servermessage);
                message = kbReader.nextLine();
                out.println(message);
            } while (!message.equals("bye") && !servermessage.equals("server>Server closing"));


        } catch (Exception e) {
            System.out.print(e);
        } finally {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        }
    }
}