public MembershipPayment(PaymentBase nextHandler, PaymentRequest requestObj) : base(nextHandler, requestObj) { }
public PhysicalProductPayment(PaymentBase nextHandler, PaymentRequest requestObj) : base(nextHandler, requestObj) { }
public BookPayment(PaymentBase nextHandler, PaymentRequest requestObj) : base(nextHandler, requestObj) { }
public PaymentBase(PaymentBase nextHandler, PaymentRequest requestObj) { NextPaymentType = nextHandler; RequestObj = requestObj; }