public string GetParkingData() { try { StringBuilder str = new StringBuilder(); if (string.IsNullOrWhiteSpace(Request.Params["villageId"])) { return(str.ToString()); } int pageIndex = string.IsNullOrEmpty(Request.Params["page"]) ? 0 : int.Parse(Request.Params["page"]); int pageSize = string.IsNullOrEmpty(Request.Params["rows"]) ? 0 : int.Parse(Request.Params["rows"]); int totalCount = 0; List <BaseParkinfo> parkData = ParkingServices.QueryPage(Request.Params["villageId"].ToString(), pageIndex, pageSize, out totalCount); str.Append("{"); str.Append("\"total\":" + totalCount + ","); str.Append("\"rows\":" + JsonHelper.GetJsonString(parkData) + ","); str.Append("\"index\":" + pageIndex); str.Append("}"); return(str.ToString()); } catch (Exception ex) { ExceptionsServices.AddExceptions(ex, "获取车场信息失败"); return(string.Empty); } }