ICollection <ProductImage> IService1.GetProductImagesByProduct(string productId) { List <ProductImage> list = new List <ProductImage>(); foreach (var item in _bll.GetProductImagesByProduct(Int32.Parse(productId))) { ProductImage productImage = new ProductImage { Id = item.Id, ProductId = item.ProductId, Image = item.Image }; list.Add(productImage); } return(list.ToArray()); }