public JsonResult UpLoadPush(string pushFile)
        {
            UploadFile uf = new UploadFile();

            uf.SetMaxSizeM(1000);               //上传文件大小
            string url        = "/UpLoadFile/"; //文件保存路径
            string saveFolder = Server.MapPath(url);

            uf.SetFileDirectory(saveFolder);
            string         filesName      = System.Web.HttpContext.Current.Request.Params["pushFile"];
            HttpPostedFile file           = System.Web.HttpContext.Current.Request.Files[filesName];
            var            reponseMessage = uf.Save(file, "PushObjectImport"); //保存文件
            UploadHelper   uploadHelper   = new UploadHelper();
            string         readPath       = Server.MapPath("/UpLoadFile/PushObjectImport/" + reponseMessage.FileName);
            DataTable      dt             = uploadHelper.GetDataByExcel(readPath);

            System.IO.File.Delete(readPath);
            var models = new ReturnResultModel <string>();

            try
            {
                string msg = "";
                models.IsSuccess    = _dl.SaveUploadPushMSg(dt, ref msg);
                models.ResponseInfo = models.IsSuccess ? "1" : "0";
                models.ReturnMsg    = msg;
            }
            catch (Exception ex)
            {
                models.ResponseInfo = ex.Message;
            }

            return(Json(models, JsonRequestBehavior.AllowGet));
        }