sortList.add(sortBuilder);
    }

    /**
     * Sets the limit document number percentage.
     * @param limitPercentage The limit percentage as a string (e.g., "50%").
     */
    public void setLimitDocNumPercentage(final String limitPercentage) {
        if (logger.isInfoEnabled()) {
            logger.info("Set document limitPercentage: {}", limitPercentage);
        }

        if (limitPercentage.endsWith("%")) {

                    fessConfig.getIndexDocumentSearchIndex());
            reader.setScrollSize(fessConfig.getSuggestSourceReaderScrollSizeAsInteger());
            reader.setLimitDocNumPercentage(fessConfig.getSuggestUpdateContentsLimitNumPercentage());
            reader.setLimitNumber(fessConfig.getSuggestUpdateContentsLimitNumAsInteger());