code: public final SIBUuid12 getGuaranteedStreamUUID() {
      byte[] b = (byte[])jmo.getField(ControlAccess.STREAMUUID);
      if (b != null)
        return new SIBUuid12(b);
      return null;
    }
docs: /*
  Get the unique StreamId used by the flush protocol to determine
  whether a stream is active or flushed.
  
  Javadoc description supplied by CommonMessageHeaders interface.