private SitemapSet sitemapSet;

        private SitemapUrl sitemapUrl;

        private StringBuilder buf;

        @Override
        public void startDocument() {
            sitemapSet = new SitemapSet();
            sitemapSet.setType(SitemapSet.URLSET);
        }

        @Override

        private String fieldName;

        private final StringBuilder buffer = new StringBuilder(1000);

        @Override
        public void startDocument() {
            dataMap.clear();
        }

        @Override
        public void startElement(final String uri, final String localName, final String qName, final Attributes attributes) {

            parser.parse(is, this);
        } catch (final Exception e) {
            throw new GsaConfigException("Failed to parse XML file.", e);
        }
    }

    @Override
    public void startDocument() throws SAXException {
        tagQueue = new LinkedList<>();
        labelList = new ArrayList<>();
        labelType = null;
    }

    @Override
    public void endDocument() throws SAXException {