* otherwise, returns the guest user code.
     *
     * @return the user ID
     */
    protected String getUserId() {
        final String username = systemHelper.getUsername();
        if (!Constants.GUEST_USER.equals(username)) {
            return username;
        }
        return userInfoHelper.getUserCode();
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameSearchlog()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameMaintenance()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameCrawlinginfo()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameFailureurl()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

     *
     * @param runtime the action runtime
     */
    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameJoblog()));
    }

    /**
     * Returns the action role for this admin action.
     *
     * @return the role name
     */
    @Override

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameSysteminfo()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameDictStopwords()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameRole()));
    }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

                    if (Constants.ALL_LANGUAGES.equals(lang)) {
                        langSet.clear();
                        break;
                    }
                    final String normalizeLang = systemHelper.normalizeLang(lang);
                    if (normalizeLang != null) {
                        langSet.add(normalizeLang);
                    }
                }
            }