private static bool ValidateCard(IInternalCashCard card, string cardNo, int pin) { return(card != null && card.CardNo.Equals(cardNo) && card.Pin == pin); }
public JointAccount(string accountNo, decimal currentBalance, IInternalCashCard cashCard1, IInternalCashCard cashCard2) { AccountNo = accountNo; CurrentBalance = currentBalance; Cards = new Tuple <IInternalCashCard, IInternalCashCard>(cashCard1, cashCard2); }