return oc;
    }

    String getLdapAdminGroupFilter();

    default String getLdapAdminGroupFilter(final String name) {
        return String.format(getLdapAdminGroupFilter(), LdapUtil.escapeValue(name));
    }

    String getLdapAdminGroupBaseDn();

                            }
                        }));
                        oldGroupList.stream().forEach(name -> {
                            search(fessConfig.getLdapAdminGroupBaseDn(), fessConfig.getLdapAdminGroupFilter(name), null, adminEnv,
                                    subResult -> {
                                        if (!subResult.isEmpty()) {