在 C 中发送日期时遇到无效错误#

问：

我创建了一个 api，我正在向第三方发送一些 json 格式的数据。但是有一个列名是我得到的RFEDates

"RFEDates":"\/Date(-62135596800000)\/".

那么，有什么方法可以将该日期转换为正确的日期格式。(dd-MM-yyyy)

下面是我的代码。

public void CallMasterService(IPCOLO_BLOCKCHAIN_FIELDS ObjIp, out string Msg, out string ErrorMsg)
    {
        Msg = "";
        ErrorMsg = "";
        NEDataBlockChain Tobj = new NEDataBlockChain();
        NEDataBlockChain[] ObjArrayNEdata = new NEDataBlockChain[1];

        if (string.IsNullOrEmpty(ObjIp.R4GSTATE))
        {
            Tobj.R4GState = "ABC";
        }
        else
        {
            Tobj.R4GState = Convert.ToString(ObjIp.R4GSTATE);
        }

        if (string.IsNullOrEmpty(ObjIp.CMP))
        {
            Tobj.CMP = "CMPState";
        }
        else
        {
            Tobj.CMP = Convert.ToString(ObjIp.CMP);
        }

        if (string.IsNullOrEmpty(ObjIp.VENDOR_CODE))
        {
            Tobj.SAPVendorCode = "ABC1234";
        }
        else
        {
            Tobj.SAPVendorCode = Convert.ToString(ObjIp.VENDOR_CODE);
        }

        if (string.IsNullOrEmpty(ObjIp.IP_COLO_SITEID))
        {
            Tobj.IPColoSiteId = "IN-123456";
        }
        else
        {
            Tobj.IPColoSiteId = Convert.ToString(ObjIp.IP_COLO_SITEID);
        }

        if (string.IsNullOrEmpty(ObjIp.SAP_ID))
        {
            Tobj.SAPId = "I-AB-ABCD-ENB-I111";
        }
        else
        {
            Tobj.SAPId = Convert.ToString(ObjIp.SAP_ID);
        }

        if (string.IsNullOrEmpty(ObjIp.INFRA_PROVIDER))
        {
            Tobj.InfraProvider = "Test";
        }
        else
        {
            Tobj.InfraProvider = Convert.ToString(ObjIp.INFRA_PROVIDER);
        }

        if (string.IsNullOrEmpty(ObjIp.SITE_NAME))
        {
            Tobj.SiteName = "Test";
        }
        else
        {
            Tobj.SiteName = Convert.ToString(ObjIp.SITE_NAME);
        }

        if (string.IsNullOrEmpty(ObjIp.SITE_ADDRESS))
        {
            Tobj.SiteAddress = "Test";
        }
        else
        {
            Tobj.SiteAddress = Convert.ToString(ObjIp.SITE_NAME);
        }

        if (string.IsNullOrEmpty(ObjIp.TOWER_TYPE))
        {
            Tobj.TowerType = "Test";
        }
        else
        {
            Tobj.TowerType = Convert.ToString(ObjIp.TOWER_TYPE);
        }

        if (string.IsNullOrEmpty(ObjIp.TOWER_TYPE))
        {
            Tobj.TowerType = "Test";
        }
        else
        {
            Tobj.TowerType = Convert.ToString(ObjIp.TOWER_TYPE);
        }

        string strRFCsDate = DateTime.Now.ToString("dd-MM-yyyy", CultureInfo.InvariantCulture);

        if (string.IsNullOrEmpty(ObjIp.RFCDATE))
        {
            Tobj.RFCDates = strRFCsDate;
        }
        else
        {
            Tobj.RFCDates = Convert.ToString(ObjIp.RFCDATE);
        }


        if (string.IsNullOrEmpty(ObjIp.ID_OD_COUNTCHANGE))
        {
            Tobj.ID_OD = "Test";
        }
        else
        {
            Tobj.ID_OD = Convert.ToString(ObjIp.ID_OD_COUNTCHANGE);
        }

        if (string.IsNullOrEmpty(ObjIp.DG_NONDG))
        {
            Tobj.DG_NonDG = "Test";
        }
        else
        {
            Tobj.DG_NonDG = Convert.ToString(ObjIp.DG_NONDG);
        }

        if (string.IsNullOrEmpty(ObjIp.EB_NONEB))
        {
            Tobj.Eb_NonEB = "Test";
        }
        else
        {
            Tobj.Eb_NonEB = Convert.ToString(ObjIp.EB_NONEB);
        }

        Tobj.status = "Active"; // site status

        if (string.IsNullOrEmpty(ObjIp.CITY_NAME))
        {
            Tobj.City_Name = "Test";
        }
        else
        {
            Tobj.City_Name = Convert.ToString(ObjIp.CITY_NAME);
        }

        if (string.IsNullOrEmpty(ObjIp.NEID))
        {
            Tobj.NEID = "INRJRJKRXXXXTW6001";
        }
        else
        {
            Tobj.NEID = Convert.ToString(ObjIp.NEID);
        }

        if (string.IsNullOrEmpty(ObjIp.FACILITY_LATITUDE))
        {
            Tobj.FacilityLATITUDE = "10.22";
        }
        else
        {
            Tobj.FacilityLATITUDE = Convert.ToString(ObjIp.FACILITY_LATITUDE);
        }

        if (string.IsNullOrEmpty(ObjIp.FACILITY_LONGITUDE))
        {
            Tobj.FacilityLONGITUDE = "90.50";
        }
        else
        {
            Tobj.FacilityLONGITUDE = Convert.ToString(ObjIp.FACILITY_LONGITUDE);
        }

        if (string.IsNullOrEmpty(ObjIp.RJ_STRUCTURE_TYPE))
        {
            Tobj.RJ_STRUCTURE_TYPE = "ENODEB";
        }
        else
        {
            Tobj.RJ_STRUCTURE_TYPE = Convert.ToString(ObjIp.RJ_STRUCTURE_TYPE);
        }

        if (string.IsNullOrEmpty(ObjIp.RJ_JC_NAME))
        {
            Tobj.RJ_JC_NAME = "Test";
        }
        else
        {
            Tobj.RJ_JC_NAME = Convert.ToString(ObjIp.RJ_JC_NAME);
        }

        if (string.IsNullOrEmpty(ObjIp.RJ_JC_CODE))
        {
            Tobj.RJ_JC_CODE = "12345";
        }
        else
        {
            Tobj.RJ_JC_CODE = Convert.ToString(ObjIp.RJ_JC_CODE);
        }

        if (string.IsNullOrEmpty(ObjIp.COMPANY_CODE))
        {
            Tobj.CompanyCode = "Test";
        }
        else
        {
            Tobj.CompanyCode = Convert.ToString(ObjIp.COMPANY_CODE);
        }

        if (string.IsNullOrEmpty(ObjIp.POLITICAL_STATE_NAME))
        {
            Tobj.POLITICAL_STATE_NAME = "Test";
        }
        else
        {
            Tobj.POLITICAL_STATE_NAME = Convert.ToString(ObjIp.POLITICAL_STATE_NAME);
        }

        if (string.IsNullOrEmpty(ObjIp.POLITICAL_STATE_CODE))
        {
            Tobj.POLITICAL_STATE_CODE = "1234";
        }
        else
        {
            Tobj.POLITICAL_STATE_CODE = Convert.ToString(ObjIp.POLITICAL_STATE_CODE);
        }


        //Web Api logic starts here

        ObjArrayNEdata[0] = Tobj;
        string apiUrl = ConfigurationManager.AppSettings["WebApiUrl"].ToString();

        var inputIPColoMaster = new
        {
            NEdata = ObjArrayNEdata,
        };

        string json = "";
        string inputJsonIPColoMaster = "";
        try
        {
            inputJsonIPColoMaster = (new JavaScriptSerializer()).Serialize(inputIPColoMaster);
            WebClient client = new WebClient();
            client.Headers["Content-type"] = "application/json";
            client.Encoding = Encoding.UTF8;
            json = client.UploadString(apiUrl, inputJsonIPColoMaster);
            DataTable dtRes = new DataTable();
            string GISSendDate = System.DateTime.Now.Date.ToString("dd-MM-yyyy", new System.Globalization.CultureInfo("en-US"));
            StringReader sr = new StringReader(json);
            dtRes = JsonConvert.DeserializeObject<DataTable>(json);

            CommonDB ObjDB = new CommonDB();

            if (dtRes != null && dtRes.Rows.Count > 0)
            {
                MasterServiceResponse MSRobj = new MasterServiceResponse();

                GlobalVariables.WriteMessageInfoInLogFile("IPCOLOMaster : " + "SAPID: " + ObjIp.SAP_ID + " Response Code " + dtRes.Rows[0]["response-code"].ToString() + " Response Message" + dtRes.Rows[0]["response-message"].ToString());
            }

            if (dtRes != null && dtRes.Rows.Count > 0)
            {
                CommonDB objDB = new CommonDB();
                ObjIp.BLCHAIN_RESP_MSG = Convert.ToString(dtRes.Rows[0]["response-message"]);
                ObjIp.BLCHAIN_RESP_CODE = Convert.ToString(dtRes.Rows[0]["response-code"]);

                CommonDB.UPDATE_BLOCK_CHAIN_INFO(ObjIp);
            }
        }
        catch (Exception ex)
        {
            GlobalVariables.WriteMessageInfoInLogFile_Error("Error - Invalid  : " + inputJsonIPColoMaster + "Ex Message :" + ex.Message + " Service response "+ json);


            Msg = "1";
            ErrorMsg = ex.Message.ToString();
        }

    }