public void Execute(DeliveryAddressModifyCommand command) { Customer customer = _customerRepository.FindBy(command.CustomerIdentityToken); DeliveryAddress deliveryAddress = customer.DeliveryAddressBook.Where(d => d.Id == command.Address.Id).FirstOrDefault(); if (deliveryAddress != null) { deliveryAddress.ChangeNameTo(command.Address.Name); var address = ConvertToAddressFrom(command.Address); deliveryAddress.ChangeAddressTo(address); _customerRepository.Save(customer); _uow.Commit(); } }