/// <summary>
        /// 客户端的属性值传递到服务器端,不会去改变服务器端的属性定义
        /// </summary>
        /// <param name="cpv"></param>
        /// <param name="pv"></param>
        public void ClientToServer(ClientPropertyValue cpv, PropertyValue pv)
        {
            cpv.NullCheck("cpv");

            if (pv != null)
                pv.StringValue = cpv.StringValue;
        }
        public void ServerToClient(PropertyValue pv, ClientPropertyValue cpv)
        {
            pv.NullCheck("pv");
            cpv.NullCheck("cpv");

            cpv.DataType = pv.Definition.DataType.ToClientPropertyDataType();
            cpv.Key = pv.Definition.Name;

            if (pv.StringValue.IsNullOrEmpty())
                cpv.StringValue = pv.Definition.DefaultValue;
            else
                cpv.StringValue = pv.StringValue;
        }