C# (CSharp) CustomRepository.CheckProductExistsINOrder примеры использования

Пример #1

 public IEnumerable <ValidationResult> Validate(ValidationContext validationContext)
 {
     if (CustomRepository.CheckProductExistsINOrder(OrderId, ProductId, OrderDetailId))
     {
         var fieldName = new[] { "ProductId" };
         yield return(new ValidationResult("Product Already Exists.", fieldName));
     }
 }