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

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

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

            }

            @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)) {