* @return HTML response redirecting to the appropriate admin interface
     */
    protected HtmlResponse redirectByUser(final FessUserBean user) {
        if (user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray())) {
            return redirect(AdminDashboardAction.class);
        }
        final Class<? extends FessAdminAction> actionClass = AdminAction.getAdminActionClass(user);
        if (actionClass != null) {

        super.setupHtmlData(runtime);
        systemHelper.setupAdminHtmlData(this, runtime);

        final Boolean editable =
                getUserBean().map(user -> user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray()) || user.hasRole(getActionRole()))
                        .orElse(false);
        runtime.registerData("editable", editable);
        runtime.registerData("editableClass", editable ? StringUtil.EMPTY : "disabled");

        if (FessAdminAction.class.isAssignableFrom(resource.getActionClass())) {
            getSavedUserBean().ifPresent(user -> {
                if (user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray())) {
                    return;
                }
                final Method executeMethod = resource.getExecuteMethod();
                final Secured secured = executeMethod.getAnnotation(Secured.class);

        runtime.registerData("adminUser",
                fessConfig.isAdminUser(username) || fessLoginAssist.getSavedUserBean()
                        .map(user -> user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray()))
                        .orElse(false));

        runtime.registerData("pageLoginLink", fessConfig.isLoginLinkEnabled());
    }

        return loginAssist.getSavedUserBean()
                .map(user -> user.hasRoles(roles) || user.hasRoles(ComponentUtil.getFessConfig().getAuthenticationAdminRolesAsArray()))
                .orElse(false);
    }

    /**
     * Masks email addresses in the input string for privacy protection.
     *
     * @param value the string that may contain email addresses

            final String query) {
        userBean.map(user -> {
            if (user.hasRoles(ComponentUtil.getFessConfig().getAuthenticationAdminRolesAsArray())) {
                return Constants.SEARCH_PREFERENCE_LOCAL;
            }
            return user.getUserId();

    }

    //
    // fess_*.properties
    //

    String getAuthenticationAdminRoles();

    default String[] getAuthenticationAdminRolesAsArray() {
        String[] roles = (String[]) propMap.get(AUTHENTICATION_ADMIN_ROLES);
        if (roles == null) {
            roles = getAuthenticationAdminRoles().split(",");