ASP.NET WebForm???????????Ajax

????????????г??????????????????????????????Ajax????????JS?????????????????д?????????Error??Error?????Ч??????????Exception????????????????λ??????????JS????????????JS???п??????????????????????????????????????н??е????????AjaxApplication?????????
public class AjaxApplication 
    { 
        private AjaxBasePage m_AjaxBasePage; 
        private object m_ResponseData; 
  
        public AjaxApplication(AjaxBasePage ajaxBasePage?? AjaxRequest ajaxRequest) 
        { 
            this.m_AjaxBasePage = ajaxBasePage; 
            Type ajaxBasePageType = ajaxBasePage.GetType(); 
            MethodInfo methodInfo = ajaxBasePageType.GetMethods(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance) 
                                        .FirstOrDefault(item => item.Name == ajaxRequest.MethodName); 
            object[] parameterData = this.GetParameterData(ajaxRequest?? methodInfo); 
  
            if (methodInfo.IsStatic) 
            { 
                this.m_ResponseData = methodInfo.Invoke(null?? parameterData); 
            } 
            else
            { 
                this.m_ResponseData = methodInfo.Invoke(ajaxBasePage?? parameterData); 
            } 
        } 
  
        /// <summary> 
        /// ???????????? 
        /// </summary> 
        private object[] GetParameterData(AjaxRequest ajaxRequest?? MethodInfo methodInfo) 
        { 
            if (methodInfo != null) 
            { 
                ParameterInfo[] parameterInfos = methodInfo.GetParameters(); 
  
                if (parameterInfos.Length > 5) 
                { 
                    throw new NotSupportedException("?????5??????"); 
                } 
  
                if (parameterInfos.Length > ajaxRequest.Parameters.Count) 
                { 
                    throw new ArgumentException("??????!"); 
                } 
  
                List<object> parameterData = new List<object>(parameterInfos.Length); 
                for (int i = 0; i < parameterInfos.Length; i++) 
                { 
                    ParameterInfo parameterInfo = parameterInfos[i]; 
                    string paramValue = ajaxRequest.Parameters[i]; 
  
                    try
                    { 
                        parameterData.Add(ParseAjaxParameter(paramValue?? parameterInfo)); 
                    } 
                    catch (FormatException) 
                    { 
                        string format = string.Format("????????? {0} ??? {1} ??????0????????????????????????? {2} ???? ???飡"?? methodInfo.Name?? i?? parameterInfo.ParameterType.Name); 
                        throw new FormatException(format); 
                    } 
                } 
                return parameterData.ToArray(); 
            } 
            else
            { 
                throw new InvalidOperationException("??з?????????????÷?????????????????public??"); 
            } 
        } 
  
        /// <summary> 
        /// ???????????? String??Boolean??Int32??Int64??UInt32??UInt64??Single??Double??Decimal??DateTime??DateTimeOffset??TimeSpan??Guid 
        /// </summary> 
        private object ParseAjaxParameter(string ajaxParameterValue?? ParameterInfo parameterInfo) 
        { 
            object obj; 
            if (parameterInfo.ParameterType == typeof(String)) 
            { 
                obj = ajaxParameterValue; 
            } 
            else if (parameterInfo.ParameterType == typeof(Boolean)) 
            { 
                obj = bool.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(Int32)) 
            { 
                obj = Int32.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(UInt32)) 
            { 
                obj = UInt32.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(UInt64)) 
            { 
                obj = UInt64.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(Single)) 
            { 
                obj = Single.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(Double)) 
            { 
                obj = Double.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(Decimal)) 
            { 
                obj = Decimal.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(DateTime)) 
            { 
                obj = DateTime.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(DateTimeOffset)) 
            { 
                obj = DateTimeOffset.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(TimeSpan)) 
            { 
                obj = TimeSpan.Parse(ajaxParameterValue); 
            } 
            else if (parameterInfo.ParameterType == typeof(Guid)) 
            { 
                obj = Guid.Parse(ajaxParameterValue); 
            } 
            else
            { 
                throw new NotSupportedException("?????????????????"); 
            } 
            return obj; 
        } 
  
        /// <summary> 
        /// ??????????????????????????ó????????????EndRequest????? 
        /// </summary> 
        public void EndRequest() 
        { 
            HttpResponse response = this.m_AjaxBasePage.Page.Response; 
            response.ContentType = "application/json"; 
            response.Clear(); 
            JavaScriptSerializer jsonSerializer2 = new JavaScriptSerializer(); 
            response.Write(jsonSerializer2.Serialize(new JsonResponse { IsSuccess = true?? Message = "??????"?? ResponseData = this.m_ResponseData })); 
            response.End(); 
        } 
    }

????????????????AjaxApplication??????????????????EndRequest()????????????Ajax?????÷???????????Response.End()?????????????????????????????????

????????JsonResponse????????????????
public class JsonResponse 
{ 
    public bool IsSuccess { get; set; } 
    public string Message { get; set; } 
    public object ResponseData { get; set; } 
}

??????????????????????????÷???????????????Object?????????????????????κ????????????????????????????л???

????7???????????Ajax??????????????????????
PowerAjax.AsyncAjax('TestAjaxMethod'?? [1?? 2?? "333"?? "sss"]?? function (SucceessResponse) { 
    if (SucceessResponse.IsSuceess) { 
        alert("???????ajax???????ó????"); 
        Process(SucceessResponse.ResponseData); // ???????????????????????????????????????????ж????????????????????????Object 
    } else { 
        alert("???????????￡???????????????????????????????????"); 
        alert("???????:" + SucceessResponse.Message); 
    } 
});

???????????????????????λ????????