}

    /**
     * Unravels trace tree (going upwards from current node), looking for {@link CollectStepData} trace data.
     * This method may return {@code null} if no collect step data found in passed trace data or it's parents.
     * <p>
     * Visible for testing.
     */
    static CollectStepData lookupCollectStepData(RequestTrace trace) {
        CollectStepData collectStepTrace = null;

		if !strings.HasPrefix(file, "<autogenerated>") &&
			!strings.HasPrefix(funcName, "runtime.") {
			// Form and append a line of stack trace into a
			// collection, 'trace', to build full stack trace
			trace = append(trace, fmt.Sprintf("%v:%v:%v()", file, lineNumber, funcName))

			// Ignore trace logs beyond the following conditions
			for _, name := range matchingFuncNames {

        }

        /**
         * Sets the request trace for this request.
         * The trace is used for debugging and monitoring purposes.
         *
         * @param trace the request trace
         * @return this builder instance
         */
        public ProjectBuilderRequestBuilder trace(RequestTrace trace) {
            this.trace = trace;
            return this;
        }

        /**

        public ModelBuilderRequestBuilder session(Session session) {
            this.session = session;
            return this;
        }

        public ModelBuilderRequestBuilder trace(RequestTrace trace) {
            this.trace = trace;
            return this;
        }

        public ModelBuilderRequestBuilder requestType(RequestType requestType) {
            this.requestType = requestType;
            return this;

            RequestTrace trace,
            RepositorySystem resolver,
            RemoteRepositoryManager remoteRepositoryManager,
            List<RemoteRepository> repositories,
            ProjectBuildingRequest.RepositoryMerging repositoryMerging,
            ReactorModelPool modelPool) {
        this.session = session;
        this.trace = trace;
        this.resolver = resolver;

	l := lru.NewLRU[int64, int64](8192, nil, 0)

	trace := make([]int64, b.N*2)
	for i := 0; i < b.N*2; i++ {
		if i%2 == 0 {
			trace[i] = getRand(b) % 16384
		} else {
			trace[i] = getRand(b) % 32768
		}
	}

	b.ResetTimer()

	for i := 0; i < b.N; i++ {
		l.Add(trace[i], trace[i])
	}
	var hit, miss int
	for i := 0; i < b.N; i++ {
		if _, ok := l.Get(trace[i]); ok {
			hit++
		} else {
			miss++

            this.session = session;
            return this;
        }

        public DependencyCoordinatesFactoryRequestBuilder trace(RequestTrace trace) {
            this.trace = trace;
            return this;
        }

        public DependencyCoordinatesFactoryRequestBuilder groupId(String groupId) {
            this.groupId = groupId;
            return this;

            RepositorySystemSession session,
            RequestTrace trace,
            Metadata metadata,
            ArtifactRepository repository,
            Exception exception) {
        RepositoryEvent.Builder event = new RepositoryEvent.Builder(session, EventType.METADATA_INVALID);
        event.setTrace(trace);
        event.setMetadata(metadata);
        event.setException(exception);

            RepositorySystemSession session,
            RequestTrace trace,
            String context,
            ArtifactResolver resolver,
            VersionRangeResolver versionRangeResolver,
            RemoteRepositoryManager remoteRepositoryManager,
            List<RemoteRepository> repositories) {
        this.session = session;
        this.trace = trace;
        this.context = context;
        this.resolver = resolver;

        return result;
    }

    private void missingDescriptor(
            RepositorySystemSession session, RequestTrace trace, Artifact artifact, Exception exception) {
        RepositoryEvent.Builder event = new RepositoryEvent.Builder(session, EventType.ARTIFACT_DESCRIPTOR_MISSING);
        event.setTrace(trace);
        event.setArtifact(artifact);
        event.setException(exception);