final XPathNodes list = getXPathAPI().selectNodeList(document, "//BASE");
            if (list.size() > 0) {
                final Node node = list.get(0);
                final Node attrNode = node.getAttributes().getNamedItem("href");
                if (attrNode != null) {
                    String attrValue = attrNode.getNodeValue();
                    if (StringUtil.isNotBlank(attrValue)) {

        }
        return null;
    }

    protected String getThumbnailSrc(final String url, final NamedNodeMap attributes) {
        final Node srcNode = attributes.getNamedItem("src");
        if (srcNode != null) {
            try {
                final URL thumbnailUrl = getURL(url, srcNode.getTextContent());
                if (thumbnailUrl != null) {