## Naming Conventions

| Element | Convention | Example |
|---------|------------|---------|
| Classes | PascalCase | `UserService`, `FessBaseAction` |
| Methods | camelCase + verb | `getUserList()`, `setupHtmlData()` |
| Constants | UPPER_SNAKE_CASE | `DEFAULT_PAGE_SIZE` |
| Fields | camelCase | `userPager`, `fessConfig` |

## Log Message Guidelines

- Logger: `LogManager.getLogger(ClassName.class)`

    public JsonResponse<ApiResult> settings(final SearchBody body) {
        validateApi(body, messages -> {});
        final UserPager pager = copyBeanToNewBean(body, UserPager.class);
        final List<User> list = userService.getUserList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())

     * @param form the search form containing pagination parameters
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {
        RenderDataUtil.register(data, "userItems", userService.getUserList(userPager)); // page navi
        // restore from pager
        copyBeanToBean(userPager, form, op -> op.include("id"));
    }

    private void registerForms(final RenderData data) {