getImpl().setOption(SocketOptions.TCP_NODELAY, new Boolean(on));
getImpl().setOption(SocketOptions.TCP_NODELAY, Boolean.valueOf(on));
  public void setTcpNoDelay (boolean on)  throws SocketException  {    if (isClosed())      throw new SocketException("socket is closed");        getImpl().setOption(SocketOptions.TCP_NODELAY, new Boolean(on));  }