final Consumer<String[]> lazyLoading) {
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final Set<String> roleSet = new HashSet<>();

        if (fessConfig.isLdapRoleSearchUserEnabled()) {
            roleSet.add(normalizePermissionName(systemHelper.getSearchRoleByUser(ldapUser.getName())));
        }

        // LDAP: cn=%s
        // AD: (&(objectClass=user)(sAMAccountName=%s))

     * comment: Whether LDAP role search for user is enabled.
     * @return The determination, true or false. (if not found, exception but basically no way)
     */
    boolean isLdapRoleSearchUserEnabled();

    /**
     * Get the value for the key 'ldap.role.search.group.enabled'. <br>
     * The value is, e.g. true <br>
     * comment: Whether LDAP role search for group is enabled.