if (ret == 0) {
            ret = creator.purge(startTime);
        }
        return ret;
    }

    private int create() {
        if (!ComponentUtil.getFessConfig().isSuggestDocuments() && !ComponentUtil.getFessConfig().isSuggestSearchLog()) {
            logger.info("Skipped to create new suggest index.");
            return 0;
        }

            if (ComponentUtil.getFessConfig().isSuggestSearchLog()) {
                builder.addKind(SuggestItem.Kind.QUERY.toString());
            }
            if (ComponentUtil.getFessConfig().isSuggestDocuments()) {
                builder.addKind(SuggestItem.Kind.DOCUMENT.toString());
            }

            final SuggestResponse suggestResponse = builder.execute().getResponse();

    }

    default void setSuggestDocuments(final boolean value) {
        setSystemPropertyAsBoolean(Constants.SUGGEST_DOCUMENTS_PROPERTY, value);
    }

    default boolean isSuggestDocuments() {
        return getSystemPropertyAsBoolean(Constants.SUGGEST_DOCUMENTS_PROPERTY, true);
    }

    default void setPurgeSuggestSearchLogDay(final int value) {