/**
     * Show the create new page.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse createnew() {
        saveToken();
        return asEditHtml().useForm(CreateForm.class, op -> {
            op.setup(form -> {
                form.initialize();

     * Displays the create new file configuration page.
     *
     * @return HTML response for the create page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse createnew() {
        saveToken();
        return asHtml(path_AdminFileconfig_AdminFileconfigEditJsp).useForm(CreateForm.class, op -> {
            op.setup(form -> {
                form.initialize();

     *
     * @return HTML response for the web config creation form
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse createnew() {
        saveToken();
        return asEditHtml().useForm(CreateForm.class, op -> {
            op.setup(form -> {
                form.initialize();

     * @return HTML response for the search list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final ListForm form) {
        saveToken();
        validate(form, messages -> {}, () -> asHtml(path_AdminError_AdminErrorJsp));
        return asListHtml();
    }

    /**
     * Performs a search operation with the provided form data.
     *

     *
     * @return HTML response for the general settings page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asHtml(path_AdminGeneral_AdminGeneralJsp).useForm(EditForm.class, setup -> {
            setup.setup(form -> {
                updateForm(fessConfig, form);
            });
        });
    }

    }

    /**
     * Generates and saves a new access token for the current session.
     * The token is used to authenticate API requests.
     */
    public void saveToken() {
        getSessionManager().setAttribute(Constants.SEARCH_ENGINE_API_ACCESS_TOKEN, UUID.randomUUID().toString().replace("-", ""));
    }

    private SessionManager getSessionManager() {

     * Displays the main maintenance page.
     *
     * @return HTML response for the maintenance index page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asIndexHtml();
    }

    private HtmlResponse asIndexHtml() {
        return asHtml(path_AdminMaintenance_AdminMaintenanceJsp).useForm(ActionForm.class, op -> op.setup(f -> {