}

    default int getPurgeUserInfoDay() {
        return getSystemPropertyAsInt(Constants.PURGE_USER_INFO_DAY_PROPERTY, DfTypeUtil.toInteger(Constants.DEFAULT_PURGE_DAY));
    }

    default void setPurgeByBots(final String value) {
        setSystemProperty(Constants.PURGE_BY_BOTS_PROPERTY, value);
    }

    default String getPurgeByBots() {