this.readers = new ConcurrentHashMap<Thread, TestOutputStore.Reader>();
    }

    protected void withReader(Action<TestOutputStore.Reader> action) {
        action.execute(getReader());
    }

    private TestOutputStore.Reader getReader() {
        Thread thread = Thread.currentThread();
        TestOutputStore.Reader reader = readers.get(thread);
        if (reader == null) {
            reader = outputStore.reader();

@Immutable
public interface XmlReaderRequest {

    @Nullable
    Path getPath();

    @Nullable
    URL getURL();

    @Nullable
    InputStream getInputStream();

    @Nullable
    Reader getReader();

    @Nullable
    Transformer getTransformer();

    boolean isStrict();

    @Nullable
    String getModelId();

    @Nullable
    String getLocation();

        return false;
    }

    public SynonymMap getSynonymMap() {
        return synonymMap;
    }

    protected void createSynonymMap(final boolean reload) {
        try (Reader rulesReader = getReader(reload)) {
            if (rulesReader instanceof StringReader && ((StringReader) rulesReader).toString().length() == 0) {
                synonymMap = null;
                return;
            }

    @Override
    public Settings read(@Nonnull XmlReaderRequest request) throws XmlReaderException {
        nonNull(request, "request");
        Reader reader = request.getReader();
        InputStream inputStream = request.getInputStream();
        if (reader == null && inputStream == null) {
            throw new IllegalArgumentException("reader or inputStream must be non null");
        }

    @Override
    public PersistedToolchains read(@Nonnull XmlReaderRequest request) throws XmlReaderException {
        Objects.requireNonNull(request, "request");
        Reader reader = request.getReader();
        InputStream inputStream = request.getInputStream();
        if (reader == null && inputStream == null) {
            throw new IllegalArgumentException("reader or inputStream must be non null");
        }

    public Model read(@Nonnull XmlReaderRequest request) throws XmlReaderException {
        nonNull(request, "request");
        Path path = request.getPath();
        URL url = request.getURL();
        Reader reader = request.getReader();
        InputStream inputStream = request.getInputStream();
        if (path == null && url == null && reader == null && inputStream == null) {

        nonNull(request, "request");
        Path path = request.getPath();
        URL url = request.getURL();
        Reader reader = request.getReader();
        InputStream inputStream = request.getInputStream();
        if (path == null && url == null && reader == null && inputStream == null) {

		// and null in certain error cases, i.e. when the request is blocked because of CORS settings.
		if !b.IsUndefined() && !b.IsNull() {
			body = &streamReader{stream: b.Call("getReader")}
		} else {
			// Fall back to using ArrayBuffer
			// https://developer.mozilla.org/en-US/docs/Web/API/Body/arrayBuffer
			body = &arrayReader{arrayPromise: result.Call("arrayBuffer")}
		}

            public void execute(@Nonnull PrefixHeaderFileParameters parameters) {
                parameters.getHeader().set(header);
                parameters.getPrefixHeaderFile().set(prefixHeaderFile);
            }
        });
    }

    @Input
    public String getHeader() {
        return header;
    }

    public void setHeader(String header) {
        this.header = header;
    }

    @OutputFile

  }

  fun setHeader(
    name: String,
    value: Any,
  ) = apply {
    removeHeader(name)
    addHeader(name, value)
  }

  fun removeHeader(name: String) =
    apply {
      headersBuilder.removeAll(name)
    }

  fun getBody(): Buffer? = body?.clone()

  fun setBody(body: Buffer) =
    apply {
      setHeader("Content-Length", body.size)