return null;
        }

        @Override
        public Node item(int index) {
            return null;
        }

        @Override
        public int getLength() {
            return items.size();
        }

        @Override
        public Node getNamedItemNS(String namespaceURI, String localName) {
            return null;
        }

        @Override

            final NodeList snapshotNodeList = doc.getElementsByTagName("snapshot");
            if (snapshotNodeList.getLength() > 0) {
                final NodeList nodeList = snapshotNodeList.item(0).getChildNodes();
                for (int i = 0; i < nodeList.getLength(); i++) {
                    final Node node = nodeList.item(i);
                    if ("timestamp".equalsIgnoreCase(node.getNodeName())) {

     */
    protected void parseTextContent(final Node node, final StringBuilder buf) {
        if (node.hasChildNodes()) {
            final NodeList nodeList = node.getChildNodes();
            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 Document document = getDocument(data);
        final org.w3c.dom.NodeList metaNodes = document.getElementsByTagName("META");
        String description = null;
        for (int i = 0; i < metaNodes.getLength(); i++) {
            final org.w3c.dom.Element meta = (org.w3c.dom.Element) metaNodes.item(i);
            if ("description".equals(meta.getAttribute("name"))) {
                description = meta.getAttribute("content");

                    .append(" - ")
                    .append(message)
                    .append('\n');
            if (sb.length() > maxDetailsLength) {
                sb.setLength(maxDetailsLength);
                break;
            }
        }

        if (totalCount > displayCount) {
            sb.append("... and ").append(totalCount - displayCount).append(" more\n");
        }

            buf.append(t).append(' ');
            if (buf.length() > maxAnalyzedContentLength) {
                processBuffer(analyzer, field, lang, useReading, tokens, buf, analyzeType, false);
                buf.setLength(0);
            }
        }
        if (buf.length() > 0) {
            processBuffer(analyzer, field, lang, useReading, tokens, buf, analyzeType, true);
        }
        return tokens;
    }

    Integer[] codePoints = utf8Lengths.keySet().toArray(new Integer[] {});
    StringBuilder sb = new StringBuilder();
    Random rnd = new Random();
    for (int trial = 0; trial < 100; trial++) {
      sb.setLength(0);
      int utf8Length = 0;
      for (int i = 0; i < 6; i++) {
        Integer randomCodePoint = codePoints[rnd.nextInt(codePoints.length)];
        sb.appendCodePoint(randomCodePoint);

                final int remaining = maxChars - totalChars - CONTEXT_TRUNCATION_BUFFER;
                if (remaining > 0 && docEntry.length() > remaining) {
                    docEntry.setLength(remaining);
                    docEntry.append("...\n\n");
                    documentContent.append(docEntry);
                }
                truncated = true;
                break;
            }

        try {
            response.setContentType("application/x-ndjson; charset=UTF-8");
            final long count = searchHelper.scrollSearch(params, doc -> {
                buf.setLength(0);
                buf.append('{');
                boolean first2 = true;
                for (final Map.Entry<String, Object> entry : doc.entrySet()) {
                    final String name = entry.getKey();