final SuggestHelper suggestHelper = ComponentUtil.getSuggestHelper();

        try {
            suggestHelper.purgeDocumentSuggest(time);
            final long cleanupDay = ComponentUtil.getFessConfig().getPurgeSuggestSearchLogDay();
            if (cleanupDay > 0) {
                suggestHelper.purgeSearchlogSuggest(time.minusDays(cleanupDay));
            }
            return 0;
        } catch (final Exception e) {

    }

    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));
    }

        form.suggestDocuments = fessConfig.isSuggestDocuments() ? Constants.TRUE : Constants.FALSE;
        form.purgeSuggestSearchLogDay = fessConfig.getPurgeSuggestSearchLogDay();
        form.ldapProviderUrl = fessConfig.getLdapProviderUrl();
        form.ldapSecurityPrincipal = fessConfig.getLdapSecurityPrincipal();