private final ProgressListener progressListener;
    private final RequestBody delegate;

    public ProgressRequestBody(RequestBody delegate, ProgressListener progressListener) {
      this.delegate = delegate;
      this.progressListener = progressListener;
    }

    @Override
    public MediaType contentType() {
      return delegate.contentType();
    }

    @Override

    }
  }

  private class ProgressRequestBody(
    private val delegate: RequestBody,
    private val progressListener: ProgressListener,
  ) : RequestBody() {
    override fun contentType() = delegate.contentType()

    @Throws(IOException::class)
    override fun contentLength(): Long = delegate.contentLength()

    @Throws(IOException::class)
    override fun writeTo(sink: BufferedSink) {

          private final RequestBody delegate;

          public ProgressRequestBody(RequestBody delegate, ProgressListener progressListener) {
            this.delegate = delegate;
            this.progressListener = progressListener;
          }

          @Override public MediaType contentType() {
            return delegate.contentType();
          }

  val originalRequest: Request,
  val forWebSocket: Boolean,
) : Call,
  Cloneable,
  Lockable {
  private val connectionPool: RealConnectionPool = client.connectionPool.delegate

  internal val eventListener: EventListener = client.eventListenerFactory.create(this)

  private val timeout =
    object : AsyncTimeout() {
      override fun timedOut() {
        ******@****.***()

    class Bar<T> {}
    class SubBar<T> extends Bar<T> {
      @Keep Bar<T> delegate;

      TypeToken<SubBar<T>> fieldTypeAsSubBar() {
        return new TypeToken<SubBar<T>>() {};
      }
    }

    Field delegateField = SubBar.class.getDeclaredField("delegate");
    // barType is Bar<T>, a ParameterizedType with no generic arguments specified

    class Bar<T> {}
    class SubBar<T> extends Bar<T> {
      @Keep Bar<T> delegate;

      TypeToken<SubBar<T>> fieldTypeAsSubBar() {
        return new TypeToken<SubBar<T>>() {};
      }
    }

    Field delegateField = SubBar.class.getDeclaredField("delegate");
    // barType is Bar<T>, a ParameterizedType with no generic arguments specified