return null;
        }

        @Override
        public void setNodeValue(String nodeValue) {
            this.nodeValue = nodeValue;
        }

        @Override
        public short getNodeType() {
            return 0;
        }
    }

    private static class MockNamedNodeMap implements NamedNodeMap {
        private final Map<String, Node> items = new HashMap<>();

            for (int i = 0; i < nodeList.getLength(); i++) {
                final Node childNode = nodeList.item(i);
                parseTextContent(childNode, buf);
            }
        } else if (node.getNodeType() == Node.TEXT_NODE) {
            final String value = node.getTextContent();
            if (value != null) {
                final String content = value.trim();
                if (content.length() > 0) {