public class BalanceInquiry extends Transaction
{
    public BalanceInquiry(int userAccountNumber, Screen atmScreen,
        BankDatabase atmBankDatabase)
    {
        super(userAccountNumber, atmScreen, atmBankDatabase);
    }

    @Override
    public void execute()
    {
        BankDatabase bankDatabase = getBankDatabase();
        Screen screen = getScreen();

        double availableBalance =
            bankDatabase.getAvailableBalance(getAccountNumber());

        double totalBalance =
            bankDatabase.getTotalBalance(getAccountNumber());

        screen.displayMessageLine("\nBalanceInformation:");
        screen.displayMessage(" - Available balance : ");
        screen.displayDollarAmount(availableBalance);
        screen.displayMessage("\n - Total balance :     ");
        screen.displayDollarAmount(totalBalance);
        screen.displayMessageLine( "" );
    }
}