@Override
  public void setShowHorizontalLines(boolean showHorizontalLines) {
    if (!showHorizontalLines) {
      setIntercellSpacing(new Dimension(getIntercellSpacing().width, 0));
    }
    super.setShowHorizontalLines(showHorizontalLines);
  }
@Override
  public void setShowHorizontalLines(boolean showHorizontalLines)