Connectster.Shopify.ShopifyCommunicator.UpdateProduct C# (CSharp) Method

        public ShopifyResponse<ShopifyProduct> UpdateProduct(ShopifyStoreAuth storeAuth, ShopifyProduct shopifyProduct)
        {
            if (shopifyProduct == null || shopifyProduct.Id == null)
            {
                throw new ArgumentNullException(
                    "shopifyProduct");
            }

            var xS = new XmlSerializer(typeof (ShopifyProduct));

            var memStream = new MemoryStream();
            var xDoc = new XmlDocument();

            xS.Serialize(memStream, shopifyProduct);
            memStream.Seek(0, SeekOrigin.Begin);
            xDoc.Load(memStream);
            memStream.Close();

            XmlDocument productResponse =
                ShopifyPutPost(
                    (_protocol + storeAuth.StoreSubDomain + _domain + "/admin/products/" + shopifyProduct.Id + ".xml"),
                    HashString(_appAuth.Secret + storeAuth.StoreAuthToken), xDoc, "PUT");

            return new ShopifyResponse<ShopifyProduct>(productResponse);
        }