code: public synchronized void put(byte item)
     {
        if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.entry(this, tc, "put", Byte.valueOf(item));
  
        checkValid();
        getCurrentByteBuffer(1).put(item);
  
        if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.exit(this, tc, "put");
     }
docs: Puts a single byte into the byte buffer.
  
  @param item