return n;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.CloseableIterator#close()
     */
    @Override
    public void close () {
        // nothing to clean up
        this.next = null;
    }

    @Override
    public void remove() {
        throw new UnsupportedOperationException("remove");
    }

    }

    default void setDayForCleanup(final int value) {
        setSystemPropertyAsInt(Constants.DAY_FOR_CLEANUP_PROPERTY, value);
    }

    default int getDayForCleanup() {
        return getSystemPropertyAsInt(Constants.DAY_FOR_CLEANUP_PROPERTY, Constants.DEFAULT_DAY_FOR_CLEANUP);
    }

    default void setCrawlingThreadCount(final int value) {

labels.web_crawling_button_create_job=Neue Aufgabe erstellen
labels.crawler_configuration=Allgemeine Konfiguration
labels.crawler_title_edit=Allgemeine Konfiguration
labels.schedule=Zeitplan
labels.enabled=Aktiviert
labels.day_for_cleanup=Dokumente entfernen nach
labels.day=Tag(en)
labels.crawl_button_update=Aktualisieren
labels.none=Keine
labels.crawling_thread_count=Anzahl gleichzeitiger Crawler
labels.incremental_crawling=Prüfe "Last Modified"-Header

labels.web_crawling_button_create_job	=	Créer un nouveau job
labels.crawler_configuration	=	Paramétrage général
labels.crawler_title_edit	=	Paramétrage général
labels.schedule	=	Planificateur
labels.enabled	=	Activé
labels.day_for_cleanup	=	Supprimer les documents avant
labels.day	=	Jour(s)
labels.crawl_button_update	=	Mise à jour
labels.none	=	Aucun
labels.crawling_thread_count	=	Configuration simultanée du robot d'exploration

labels.web_crawling_button_create_job=Создать новое задание
labels.crawler_configuration=Основная конфигурация
labels.crawler_title_edit=Основная конфигурация
labels.schedule=Расписание
labels.enabled=Включено
labels.day_for_cleanup=Удалить документы до начала
labels.day=Дней
labels.crawl_button_update=Обновить
labels.none=None
labels.crawling_thread_count=Simultaneous Crawler Config
labels.incremental_crawling=Check Last Modified

    public static final String LABELS_ENABLED = "{labels.enabled}";

    /** The key of the message: Remove Documents Before */
    public static final String LABELS_day_for_cleanup = "{labels.day_for_cleanup}";

    /** The key of the message: Day(s) */
    public static final String LABELS_DAY = "{labels.day}";

    /** The key of the message: Update */

        exit 1
    fi
}

start() {
    checkJava
    [ -x $exec ] || exit 5

    # Ensure that the PID_DIR exists (it is cleaned at OS startup time)
    if [ -n "$PID_DIR" ] && [ ! -e "$PID_DIR" ]; then
        mkdir -p "$PID_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$PID_DIR"
    fi
    if [ -n "$pidfile" ] && [ ! -e "$pidfile" ]; then

		log_end_msg 0
		exit 0
	fi

	# Prepare environment
	mkdir -p "$LOG_DIR" "$DATA_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$LOG_DIR" "$DATA_DIR"

	# Ensure that the PID_DIR exists (it is cleaned at OS startup time)
	if [ -n "$PID_DIR" ] && [ ! -e "$PID_DIR" ]; then
		mkdir -p "$PID_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$PID_DIR"
	fi
	if [ -n "$PID_FILE" ] && [ ! -e "$PID_FILE" ]; then

                                    <label for="dayForCleanup" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.day_for_cleanup"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="dayForCleanup"/>

        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final StringBuilder resultBuf = new StringBuilder();

        // clean up
        final QueryBuilder queryBuilder = QueryBuilders.rangeQuery(fessConfig.getIndexFieldExpires()).to("now");
        try {
            searchEngineClient.deleteByQuery(fessConfig.getIndexDocumentUpdateIndex(), queryBuilder);