@Override
    public void exportConfig(@NonNull HttpServletRequest request,
                             @NonNull HttpServletResponse response) {
        try {
            final String deviceIdStr = request.getParameter("deviceId");
            final long deviceId = Long.parseLong(deviceIdStr);
            
            final String fileName = "123.config";

            final byte[] jsonByteArray = JsonKit.toJSONByteArray(deviceConfigModel);
            final ByteArrayInputStream bis = new ByteArrayInputStream(jsonByteArray);
            response.setCharacterEncoding(Charsets.UTF_8.name());
            ServletUtil.write(response, bis, MediaType.APPLICATION_OCTET_STREAM_VALUE, fileName);
        } catch (Exception e) {
            throw new BusinessException("导出配置失败").causeBy(e);
        }
    }