AOUT.CH9.Examples.PersonLogicA.CanPurchase C# (CSharp) Метод

        public bool CanPurchase(Person p)
        {
            if (!(PersonValidatorStatic.IsValid(p)))
            {
                throw new Exception("validation failed");
            }
            if (p.SSID!=null &&
                p.SubscriptionType!=null &&
                p.CreditOnFile>0)
            {
                return true;
            }
            return false;
        }