/***********************************************************************
 * Ce programme emet a destination du port argv[1] sur la machine
 * argv[0], argv[3] messages (datagramme UDP) constitues chacun
 * de argv[2] caracteres.
 * 
 * ex: java DgramSend linux03 2005 1000 10
 *
 * L'emission se fait par send sur un DatagramSocket dans le domaine
 * INET.
 ***********************************************************************/

package robusttftp;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.SocketException;
import java.net.UnknownHostException;



/*
 * $Id: RobustTftpClientMain.java 29 2016-06-02 13:29:57Z conan $
 */
public class RobustTftpClientMain {
	public static void main(String[] argv) {
		RobustTftpClientThread rtcThread;

		if (argv.length != 3) {
			System.out.println("usage: java TftpClientMain <machine> <port> <file> ");
			return;
		}

		try {
			rtcThread = new RobustTftpClientThread(argv[2],argv[0], Integer.parseInt(argv[1]));
			// start the receiver part
			new Thread(rtcThread).start();
		    // start the sender part
			rtcThread.sendFileWithAcks();

		} catch(FileNotFoundException fnf){
			fnf.printStackTrace();
			return;
		}
		catch (SocketException se) {
			se.printStackTrace();
			return;
		} catch (UnknownHostException ue) {
			ue.printStackTrace();
			return;
		} catch (IOException ie) {
			ie.printStackTrace();
			return;
		}
	}
}