// File:  Sockets\SimpleClient.java

// Simple client - sends lines to the server
// and reads lines that the server sends.

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

public class SimpleClient {

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

        System.out.println("CLIENT");
        System.out.println();
        // Passing null to getByName() produces the
        // special "Local Loopback" IP address, for
        // testing on one machine w/o a network:
        InetAddress addr = InetAddress.getByName(null);
        // Alternatively, you can use the address or name:
        // InetAddress addr =
        //        InetAddress.getByName("127.0.0.1");
        // InetAddress addr =
        //        InetAddress.getByName("localhost");
        System.out.println("addr = " + addr);
        Socket socket = new Socket(addr, SimpleServer.PORT);
        // Guard everything in a try-finally to make
        // sure that the socket is closed:
        try {
            System.out.println("socket = " + socket);
            BufferedReader in =
                new BufferedReader(
                    new InputStreamReader(
                        socket.getInputStream()));
            // Output is flushed by PrintWriter:
            PrintWriter out =
                new PrintWriter(
                    new BufferedWriter(
                        new OutputStreamWriter(
                            socket.getOutputStream())), true);
            for(int i = 0; i < 10; i ++) {
                out.println("Howdy " + i);
                String str = in.readLine();
                System.out.println(str);
            }
            System.out.println("END");
            out.println("END");
        } finally {
            System.out.println("Closing...");
            socket.close();
        }
        System.out.println();
        System.out.println("* END CLIENT *");
    }
}