public void GetRootCategory() { var rs = new ResponseClass(); var category = CategoryController.API_GetRootCategory(); if (category.Count > 0) { rs.Code = APIUtils.GetResponseCode(APIUtils.ResponseCode.SUCCESS); rs.Status = APIUtils.ResponseMessage.Success.ToString(); rs.Category = category; } else { rs.Code = APIUtils.GetResponseCode(APIUtils.ResponseCode.NotFound); rs.Status = APIUtils.ResponseMessage.Error.ToString(); rs.Message = APIUtils.OBJ_DNTEXIST; } Context.Response.ContentType = "application/json"; Context.Response.Write(JsonConvert.SerializeObject(rs, Formatting.Indented)); Context.Response.Flush(); Context.Response.End(); }