}

    protected int getMaxSymbolTermSize() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.getCrawlerDocumentMaxSymbolTermSizeAsInteger();
    }

    protected boolean isDuplicateTermRemoved() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.isCrawlerDocumentDuplicateTermRemoved();