private boolean existPrePage;

    /** Flag indicating if next page exists */
    private boolean existNextPage;

    /** List of page numbers for pagination display */
    private List<Integer> pageNumberList;

    /** Number of records per page */
    private int pageSize;

    /** Current page number */
    private int currentPageNumber;

    /** Search parameter: elevate word ID */
    public String id;

    /**
     * Show the index page.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Show the list page.
     * @param pageNumber The page number.
     * @param form The search form.
     * @return The HTML response.
     */

        RenderDataUtil.register(data, "requestHeaderItems", requestHeaderService.getRequestHeaderList(reqHeaderPager)); // page navi
        RenderDataUtil.register(data, "displayCreateLink", !crawlingConfigHelper.getAllWebConfigList(false, false, false, null).isEmpty());

        // restore from pager
        copyBeanToBean(reqHeaderPager, form, op -> op.include("id"));
    }

     * @param form The search form.
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {
        // page navi
        RenderDataUtil.register(data, "protwordsItemItems", protwordsService.getProtwordsList(form.dictId, protwordsPager));

        // restore from pager
        BeanUtil.copyBeanToBean(protwordsPager, form, op -> {
            op.exclude(Constants.PAGER_CONVERSION_RULE);
        });
    }

            0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnPager = cci("pager", "pager", null, null, String.class, "pager", null, false, false, false, "keyword",
            0, 0, null, null, false, null, null, null, null, null, false);

     *
     * @param data the render data to populate with search results
     * @param form the search form containing filter criteria
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {
        RenderDataUtil.register(data, "webConfigItems", webConfigService.getWebConfigList(webConfigPager)); // page navi

        // restore from webConfigPager

    /**
     * Shows the main elevate word management page.
     *
     * @return HTML response for the elevate word list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Lists elevate words with pagination support.
     *
     * @param pageNumber optional page number for pagination

    /**
     * Displays the user management index page.
     *
     * @return HTML response for the user list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Displays a paginated list of users.
     *
     * @param pageNumber the page number to display (optional)

     * @param form The search form.
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {
        // page navi
        RenderDataUtil.register(data, "kuromojiItemItems", kuromojiService.getKuromojiList(form.dictId, kuromojiPager));

        // restore from pager
        BeanUtil.copyBeanToBean(kuromojiPager, form, op -> {
            op.exclude(Constants.PAGER_CONVERSION_RULE);
        });
    }

     * @param form The search form.
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {
        // page navi
        RenderDataUtil.register(data, "charMappingItemItems", charMappingService.getCharMappingList(form.dictId, charMappingPager));

        // restore from pager
        BeanUtil.copyBeanToBean(charMappingPager, form, op -> {
            op.exclude(Constants.PAGER_CONVERSION_RULE);
        });