}

    }

    protected SitemapSet parseXmlSitemaps(final InputStream in) {
        final XmlSitemapsHandler handler = new XmlSitemapsHandler();
        try {
            final SAXParserFactory spfactory = SAXParserFactory.newInstance();
            spfactory.setFeature(Constants.FEATURE_SECURE_PROCESSING, true);
            spfactory.setFeature(Constants.FEATURE_EXTERNAL_GENERAL_ENTITIES, false);

    protected StringBuilder textBuf = new StringBuilder(1000);

    protected String userAgent = "gsa-crawler";

    public void parse(final InputSource is) {
        try {
            final SAXParserFactory factory = SAXParserFactory.newInstance();
            factory.setFeature(org.codelibs.fess.crawler.Constants.FEATURE_SECURE_PROCESSING, true);