class ResettableFileInputStream extends ResettableInputStream implements RemoteMarkable, LengthMeasurable {

  @Override
  public void reset() throws IOException {
    seek(tracker.getPosition());
  }

  public  ResettableFileInputStream(File file, PositionTracker tracker);
  public  ResettableFileInputStream(File file, PositionTracker tracker,
      int bufSize, Charset charset, DecodeErrorPolicy decodeErrorPolicy);

}