/**
 * Code is taken from Computer Networking: A Top-Down Approach Featuring 
 * the Internet, second edition, copyright 1996-2002 J.F Kurose and K.W. Ross, 
 * All Rights Reserved.
 **/

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

class WebServer{

    public static int serverPort = 6789;    
    //public static String WWW_ROOT = "/home/httpd/html/zoo/classes/cs433/assignments/prog1/www/";
    public static String WWW_ROOT = "./";

    public static void main(String args[]) throws Exception  {
	
		// see if we do not use default server port
		if (args.length >= 1)
			serverPort = Integer.parseInt(args[0]);

		// see if we want a different root
		if (args.length >= 2)
			WWW_ROOT = args[1];

		// create server socket
		ServerSocket listenSocket = new ServerSocket(serverPort);
		System.out.println("server listening at: " + listenSocket);
		System.out.println("server www root: " + WWW_ROOT);

		while (true) {

			try {

				// take a ready connection from the accepted queue
				Socket connectionSocket = listenSocket.accept();
				System.out.println("receive request from " + connectionSocket);
	
				// process a request
				WebRequestHandler wrh = 
					new WebRequestHandler( connectionSocket, WWW_ROOT );

				wrh.processRequest();
			} catch (Exception e)
			{
			}
		} // end of while (true)
	
    } // end of main

} // end of class WebServer