code: @Override
    protected void fillChunkHeader(TempBuffer tBuf, int length)
    {
      if (length == 0)
        throw new IllegalStateException();
      
      byte []buffer = tBuf.buffer();
  
      buffer[0] = (byte) '\r';
      buffer[1] = (byte) '\n';
      buffer[2] = hexDigit(length >> 12);
      buffer[3] = hexDigit(length >> 8);
      buffer[4] = hexDigit(length >> 4);
      buffer[5] = hexDigit(length);
      buffer[6] = (byte) '\r';
      buffer[7] = (byte) '\n';
    }
docs: Fills the chunk header.