gistfile1.java

public class RunApp {


    private List<String> expiredCCList;
    private List<String> stolenCCList;

    public Main {

        populateExpiredList();
        populateStolenList();
    }


    public boolean checkCreditCard(String strCardNumber, double amount, String luhnStatus)  ExpiredCreditCardException, InvalidCreditCardException,  {

        if(luhnStatus.equals("PASSED")) {
            if(expiredCCList.contains(strCardNumber)) {
                throw new ExpiredCreditCardException();

            } else if(stolenCCList.contains(strCardNumber) {
                throw new StolenCreditCardException();
            }

        } else if(luhnStatus.equals("FAILED")) { // invalid
            throw new InvalidCreditCardException();

        } else {
            payItem(amount);
            System.out.print("Thank you for shopping with us!");
        }

        return true;
    }

    private void populateExpiredList() {
        expiredCCList = new ArrayList<String>();
        while (reading_CC_Expired.xml) {
            String expiredCC = readEntryFromExpiredXML();
            expiredCCList.add(expiredCC);
        }
    }

    private void populateStolenList() {
        stolenCCList = new ArrayList<String>();
        while (reading_CC_Stolen.xml) {
            String stolenCC = readEntryFromStolenXML();
            stolenCCList.add(stolenCC);
        }
    }
}