public ProductPricesHasNotChanged(IOrderRowFactory orderRowFactory, SecurityToken securityToken)
 {
     _orderRowFactory = orderRowFactory;
     _securityToken   = securityToken;
 }
 public ProductIsAvailableForSale(IOrderRowFactory orderRowFactory, SecurityToken securityToken)
 {
     _orderRowFactory = orderRowFactory;
     _securityToken   = securityToken;
 }