        }

        /// <summary>
        /// 将一个xml数据反序列化为一个对象
        /// </summary>
        /// <typeparam name="Tvalue">对象类型</typeparam>
        /// <param name="xmlStream">xml数据流</param>
        /// <returns></returns>
        public static Tvalue FromXml<Tvalue>(Stream xmlStream)