/// <summary>

        /// Assign parameters to specified objects

        /// </summary>

        /// <typeparam name="T">object type</typeparam>

        /// <param name="dic">Fields/values</param>

        /// <returns></returns>

        static public T Assign<T>(Dictionary<string, string> dic) where T : new()

        {

            Type myType = typeof(T);

            T entity = new T();

            var fields = myType.GetProperties();

            string val = string.Empty;

            object obj = null;

            foreach (var field in fields)

            {

                if (!dic.ContainsKey(field.Name))

                    continue;

                val = dic[field.Name];

                object defaultVal;

                if (field.PropertyType.Name.Equals("String"))

                    defaultVal = "";

                else if (field.PropertyType.Name.Equals("Boolean"))

                {

                    defaultVal = false;

                    val = (val.Equals("") || val.Equals("on")).ToString();

                }

                else if (field.PropertyType.Name.Equals("Decimal"))

                    defaultVal = 0M;

                else

                    defaultVal = ;

                if (!field.PropertyType.IsGenericType)

                    obj = string.IsNullOrEmpty(val) ? defaultVal : Convert.ChangeType(val, field.PropertyType);

                else

                {

                    Type genericTypeDefinition = field.PropertyType.GetGenericTypeDefinition();

                    if (genericTypeDefinition == typeof(Nullable<>))

                        obj = string.IsNullOrEmpty(val) ? defaultVal : Convert.ChangeType(val, Nullable.GetUnderlyingType(field.PropertyType));

                }

                field.SetValue(entity, obj, null);

            }

            return entity;

        }

                CupResponse resp = WebUtils.Assign<CupResponse>(respDictionary);

        [TestMethod]

        public void AssignTest()

        {

            string respDataJson = "instId=&merNo=&signature=&respData=eyJyZXNwTXNnIjoi5ZWG5oi35oql5paH6Kej5p6Q5byC5bi4IiwicmVzcENvZGUiOiIxMDAxMDAwNCJ9";

            Dictionary<string, string> respDictionary = WebUtils.ParseToDictionary(respDataJson);

            if (respDictionary != null)

            {

                CupResponse resp = new CupResponse()

                {

                    instId = respDictionary["instId"],

                    merNo = respDictionary["merNo"],

                    signature = respDictionary["signature"],

                    respData = respDictionary["respData"]

                };

                CupResponse resp2 = WebUtils.Assign<CupResponse>(respDictionary);

            }

        }

    /// <summary>

    /// 交易密文报文响应类

    /// </summary>

    public class CupResponse

    {

        /// <summary>

        /// 签名值，商户报文签名信息

        /// </summary>

        public string signature { get; set; }

        /// <summary>

        /// 商户号，同请求

        /// </summary>

        public string merNo { get; set; }

        /// <summary>

        /// 机构号，同请求

        /// </summary>

        public string instId { get; set; }

        /// <summary>

        /// 响应报文，Base64 后的响应报文体，对响应明文报文JSON 数据取 UTF-8 字节流进行Bases64 编码

        /// </summary>

        public string respData { get; set; }

    }