creditsystem LocalApplication.java

import javax.swing.JOptionPane;

public class LocalApplication
{
    public static void displayCredit()
    {
        double tempBalance = Credit.getCreditBalance();
        JOptionPane.showMessageDialog( null, "Credit Balance = " + tempBalance );
    }

    public static void main(String[] args)
    {
        String response;
        int choice = 0;

        response = JOptionPane.showInputDialog("Do you want to modify Credits?");
        if( response.equals( "yes" ) )
        {
            while( choice != 4 )
            {
                response = JOptionPane.showInputDialog("1 = Increase Credit , 2 = Decrease Credit, 3 = Show Current Credit, 4 = Quit");

                choice = Integer.parseInt( response );      //needs error checking

                switch( choice )
                {
                  case 1:
                        Credit.increaseCredit( 1 );
                  break;
                    case 2:
                        Credit.decreaseCredit( 1 );
                  break;
                    case 3:
                        displayCredit();
                  break;
                    case 4:
                        // cleanup before quitting?
                  break;
                  default:
                    JOptionPane.showMessageDialog( null, "Sorry, please enter one of the digits from the menu" );
                  break;
                } //end switch
            } //end while
        }
        else
        {
        } // end if else

        JOptionPane.showMessageDialog( null, "Thank you!" );
    } //end main
} //end class