856         int initialWindowSize = sf.getParameter(INITIAL_WINDOW_SIZE);

   856         int initialWindowSize = sf.getParameter(INITIAL_WINDOW_SIZE);

   857         ByteBuffer buf = framesEncoder.encodeConnectionPreface(PREFACE_BYTES, sf);

   857         ByteBuffer buf = framesEncoder.encodeConnectionPreface(PREFACE_BYTES, sf);

   858         Log.logFrames(sf, "OUT");

   858         Log.logFrames(sf, "OUT");

   859         // send preface bytes and SettingsFrame together

   859         // send preface bytes and SettingsFrame together

   860         HttpPublisher publisher = publisher();

   860         HttpPublisher publisher = publisher();

   862         publisher.signalEnqueued();

   862         publisher.signalEnqueued();

   863         // mark preface sent.

   863         // mark preface sent.

   864         framesController.markPrefaceSent();

   864         framesController.markPrefaceSent();

   865         Log.logTrace("PREFACE_BYTES sent");

   865         Log.logTrace("PREFACE_BYTES sent");

   866         Log.logTrace("Settings Frame sent");

   866         Log.logTrace("Settings Frame sent");