public void removePathMappingList(final String sessionId) {
        pathMappingMap.remove(sessionId);
    }

    public List<PathMapping> getPathMappingList(final String sessionId) {
        if (sessionId == null) {
            return null;
        }
        return pathMappingMap.get(sessionId);
    }

    public String replaceUrl(final String sessionId, final String url) { // for crawling

)

type node struct {
	nodeName string
	disks    []string
}

type endpointsList []node

func (el *endpointsList) add(arg string) error {
	u, err := url.Parse(arg)
	if err != nil {
		return err
	}
	found := false
	list := *el
	for i := range list {
		if list[i].nodeName == u.Host {
			list[i].disks = append(list[i].disks, u.String())
			found = true
			break
		}
	}

    protected JobExecutor jobExecutor;

    protected String sessionId;

    protected boolean useLocalFesen = true;

    protected String logFilePath;

    protected String logLevel;

    protected String logSuffix = StringUtil.EMPTY;

    protected List<String> jvmOptions = new ArrayList<>();

    protected String lastaEnv;

    protected int timeout = -1; // sec

     */

    public static String getProperty( String key, String def ) {
        return prp.getProperty( key, def );
    }

    /**
     * Retrieve a <code>String</code>. If the property is not found, <code>null</code> is returned.
     */

    public static String getProperty( String key ) {
        return prp.getProperty( key );
    }

    /**

 * Provides information about artifacts (identified by groupId:artifactId string key) and classpath elements exported by
 * Maven core itself or a Maven core extension.
 *
 * @since 3.3.0
 */
public class CoreExtensionEntry {
    private final ClassRealm realm;

    private final Set<String> artifacts;

    private final Set<String> packages;

    private final String key;

    private final XmlNode configuration;

func (h Header) allowedFormats() (format Format, paxHdrs map[string]string, err error) {
	format = FormatUSTAR | FormatPAX | FormatGNU
	paxHdrs = make(map[string]string)

	var whyNoUSTAR, whyNoPAX, whyNoGNU string
	var preferPAX bool // Prefer PAX over USTAR
	verifyString := func(s string, size int, name, paxKey string) {
		// NUL-terminator is optional for path and linkpath.

                    "properties": {
                        "username": {"title": "Username", "type": "string"},
                        "password": {"title": "Password", "type": "string"},
                        "email": {
                            "title": "Email",
                            "type": "string",
                            "format": "email",
                        },

// if any present
func canonicalizeETag(etag string) string {
	return etagRegex.ReplaceAllString(etag, "$1")
}

// isETagEqual return true if the canonical representations of two ETag strings
// are equal, false otherwise
func isETagEqual(left, right string) bool {
	if strings.TrimSpace(right) == "*" {
		return true
	}
	return canonicalizeETag(left) == canonicalizeETag(right)

        }
    }

    public String getContent(final CrawlingConfig crawlingConfig, final ResponseData responseData, final String content,
            final Map<String, Object> dataMap) {
        if (content == null) {
            return StringUtil.EMPTY; // empty
        }

        if (crawlingConfig != null) {

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {