@Override
            public boolean hasNotification() {
                return true;
            }

            @Override
            public String getNotificationTo() {
                return "";
            }
        };

        NotificationHelper notificationHelper = new NotificationHelper() {
            // Mock send method

        final int status = ping.getStatus();
        if (systemHelper.isChangedClusterState(status)) {
            if (fessConfig.hasNotification()) {
                final String toStrs = fessConfig.getNotificationTo();
                final String[] toAddresses;
                if (StringUtil.isNotBlank(toStrs)) {
                    toAddresses = toStrs.split(",");
                } else {

            }

            @Override
            public String getMailHostname() {
                return "mail-host";
            }

            @Override
            public String getNotificationTo() {
                return "******@****.***";
            }

            @Override
            public String getMailFromAddress() {
                return "******@****.***";
            }

        form.purgeJobLogDay = fessConfig.getPurgeJobLogDay();
        form.purgeUserInfoDay = fessConfig.getPurgeUserInfoDay();
        form.purgeByBots = fessConfig.getPurgeByBots();
        form.notificationTo = fessConfig.getNotificationTo();
        form.suggestSearchLog = fessConfig.isSuggestSearchLog() ? Constants.TRUE : Constants.FALSE;
        form.suggestDocuments = fessConfig.isSuggestDocuments() ? Constants.TRUE : Constants.FALSE;

            logger.debug("\ninfoMap: {}\ndataMap: {}", infoMap, dataMap);

            final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();
            final String toStrs = fessConfig.getNotificationTo();
            final Postbox postbox = ComponentUtil.getComponent(Postbox.class);
            try {
                final String[] toAddresses;
                if (StringUtil.isNotBlank(toStrs)) {

        return getSystemProperty(Constants.PURGE_BY_BOTS_PROPERTY, Constants.DEFAULT_PURGE_BY_BOTS);
    }

    default boolean hasNotification() {
        return StringUtil.isNotBlank(getNotificationTo()) || StringUtil.isNotBlank(getSlackWebhookUrls());
    }

    default void setSlackWebhookUrls(final String value) {
        setSystemProperty(Constants.SLACK_WEBHOOK_URLS_PROPERTY, value);
    }