}

    default void setPurgeSuggestSearchLogDay(final int value) {
        setSystemPropertyAsInt(Constants.PURGE_SUGGEST_SEARCH_LOG_DAY_PROPERTY, value);
    }

    default int getPurgeSuggestSearchLogDay() {
        return getSystemPropertyAsInt(Constants.PURGE_SUGGEST_SEARCH_LOG_DAY_PROPERTY,
                DfTypeUtil.toInteger(Constants.DEFAULT_SUGGEST_PURGE_DAY));
    }