public static ProductCustomField Load(Int32 productFieldId, bool useCache)
        {
            if (productFieldId == 0)
            {
                return(null);
            }
            ProductCustomField productCustomField = null;
            string             key = "ProductCustomField_" + productFieldId.ToString();

            if (useCache)
            {
                productCustomField = ContextCache.GetObject(key) as ProductCustomField;
                if (productCustomField != null)
                {
                    return(productCustomField);
                }
            }
            productCustomField = new ProductCustomField();
            if (productCustomField.Load(productFieldId))
            {
                if (useCache)
                {
                    ContextCache.SetObject(key, productCustomField);
                }
                return(productCustomField);
            }
            return(null);
        }
        public static bool Delete(Int32 productFieldId)
        {
            ProductCustomField productCustomField = new ProductCustomField();

            if (productCustomField.Load(productFieldId))
            {
                return(productCustomField.Delete());
            }
            return(false);
        }