private void onHeaders(HeadersFrame frame) { int streamId = frame.getStreamId(); IStream stream = streams.get(streamId); if (stream == null) { RstInfo rstInfo = new RstInfo(streamId, StreamStatus.INVALID_STREAM); LOG.debug("Unknown stream, {}", rstInfo); rst(rstInfo, new Callback.Adapter()); } else { processHeaders(stream, frame); } }