* Uses new entraid.use.ds key with fallback to legacy aad.use.ds.
     * @return true if domain services are enabled, false otherwise.
     */
    default boolean isEntraIdUseDomainServices() {
        String value = getSystemProperty("entraid.use.ds", null);
        if (StringUtil.isBlank(value)) {
            value = getSystemProperty("aad.use.ds", "true");
        }

                    }
                    final String[] names = fessConfig.getEntraIdPermissionFields();
                    final boolean useDomainServices = fessConfig.isEntraIdUseDomainServices();
                    for (final String name : names) {
                        final String value = (String) memberOf.get(name);
                        if (StringUtil.isNotBlank(value)) {