private static final String STATUS = "status";
    private static final String TIMED_OUT = "timed_out";
    private static final String NUMBER_OF_NODES = "number_of_nodes";
    private static final String NUMBER_OF_DATA_NODES = "number_of_data_nodes";
    private static final String NUMBER_OF_PENDING_TASKS = "number_of_pending_tasks";
    private static final String NUMBER_OF_IN_FLIGHT_FETCH = "number_of_in_flight_fetch";

        case Node.ELEMENT_NODE:
            appendElement((Element) node, buf);
            break;
        case Node.TEXT_NODE:
            appendText((Text) node, buf);
            break;
        case Node.CDATA_SECTION_NODE:
            appendCDATASection((CDATASection) node, buf);
            break;
        case Node.ENTITY_REFERENCE_NODE:
            appendEntityReference((EntityReference) node, buf);

        final ByteArrayInputStream is = new ByteArrayInputStream(html.getBytes("UTF-8"));
        parser.parse(new InputSource(is));
        Node node = parser.getDocument().getFirstChild().getLastChild().getFirstChild();
        return tag.matches(node);
    }

    public void test_normalizeQueryLanguages() {
        FessProp.propMap.clear();
        FessConfig fessConfig = new FessConfig.SimpleImpl() {

    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) {

        String value = transformer.getSingleNodeValue(document, "//BODY", node -> node);
        assertEquals("aaa", value);

        value = transformer.getSingleNodeValue(document, "//META[@name='keywords']/@content", node -> node);
        assertEquals("bbb", value);

        value = transformer.getSingleNodeValue(document, "//META[@name='keywords']/@content|//BODY", node -> node);
        assertEquals("bbb aaa", value);
    }

                .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).toArray(n -> new String[n]));
        nodeManager = new NodeManager(hosts, node -> request(new CurlRequest(Method.GET, node.getUrl("/"))));
        nodeManager.setHeartbeatInterval(fessConfig.getFesenHeartbeatInterval());
    }

    public CurlRequest get(final String path) {

import org.codelibs.fess.Constants;
import org.codelibs.fess.es.client.SearchEngineClient;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.action.admin.cluster.node.hotthreads.NodesHotThreadsResponse;
import org.opensearch.common.unit.TimeValue;

public class HotThreadMonitorTarget extends MonitorTarget {

import org.apache.logging.log4j.Logger;
import org.codelibs.fess.Constants;
import org.codelibs.fess.es.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.action.admin.cluster.node.stats.NodesStatsResponse;
import org.opensearch.common.xcontent.XContentFactory;
import org.opensearch.core.xcontent.ToXContent;
import org.opensearch.core.xcontent.XContentBuilder;
import org.opensearch.monitor.jvm.JvmStats;

        writeElastisearchJsonApi(zos, id, "nodes", "stats");
        writeElastisearchJsonApi(zos, id, "nodes", "_all");
        writeElastisearchJsonApi(zos, id, "nodes", "usage");
        writeElastisearchJsonApi(zos, id, "remote", "info");
        writeElastisearchJsonApi(zos, id, "tasks", "");
        writeElastisearchJsonApi(zos, id, "nodes", "hot_threads");
    }