main.java

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.logging.Level;
import
java.util.logging.Logger;
import javax.swing.JFrame;
import
restaurantsystem.component.a
uth.Login;
/**
*
* @author admin
*/
public class Main extends
JFrame {
/**
* @admin args the
command line arguments
*/
public static void
main(String[] args) {
// At first, show the login
page and show menu after -
// the authentication
process completed

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createRequiredFileIfDoesNotE
xist();
Login im = new Login();
im.setDefaultCloseOperation(J
Frame.EXIT_ON_CLOSE);
im.setVisible(true);
}
private static void
createRequiredFileIfDoesNotE
xist()
{
String fileNames [];
File rootDir
= new
File("storage");
rootDir.mkdirs();
fileNames

= new String []

{"storage/item.txt",
"storage/labour.txt",
"storage/order.txt",
"storage/orderLine.txt"};
for (String fileName
:

fileNames)
{
File file
= new
File(fileName);
if(!file.exists()) {
try {
file.createNewFile(); } catch (IOException
ex)
{
Logger.getLogger(Main.class.
getName()).log(Level.SEVER
E, null, ex); } } } }

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}