default boolean isEntraIdUseDomainServices() {
        String value = getSystemProperty("entraid.use.ds", null);
        if (StringUtil.isBlank(value)) {
            value = getSystemProperty("aad.use.ds", "true");
        }
        return Constants.TRUE.equalsIgnoreCase(value);
    }

    default String getSsoType() {
        return getSystemProperty(Constants.SSO_TYPE_PROPERTY, Constants.NONE);
    }

    //

     */
    protected List<String> getDefaultGroupList() {
        String value = ComponentUtil.getFessConfig().getSystemProperty(ENTRAID_DEFAULT_GROUPS);
        if (StringUtil.isBlank(value)) {
            value = ComponentUtil.getFessConfig().getSystemProperty(AAD_DEFAULT_GROUPS);
        }
        if (StringUtil.isBlank(value)) {
            return Collections.emptyList();
        }

        final String commandTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.timeout");
        if (commandTimeoutStr != null) {
            commandTimeout = Long.parseLong(commandTimeoutStr);
        }
        final String commandDestroyTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.destroy.timeout");
        if (commandDestroyTimeoutStr != null) {