public class Card {
private static String name = "Johnny Cash"; // Card holdersname
private static int cardNumber = 123456789; // Card holders number
private static int accountNumber = 978945; // Account number
private static int pinNumber = 1234; // Pin Number
private static int messageKey = 832923932; // Secret Message Key Encrypted
private static int messageResult = 13439; // Secret Message Key Decrypted
// Swipe method, this method takes in an ATM object and returns the cards data if the ATM
// is considered a valid one or returns null if the ATM is found to be invalid.
public static ATM.Data swipe(ATM anATM) {
int result = anATM.applyDecryption(messageKey);
if(result == messageResult) {
return new ATM.Data(cardNumber, accountNumber, name, pinNumber);
}
return null;
}
}
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