else if (e.getPropertyName().equals("rowHeader"))
else if (propName.equals("rowHeader"))
    public void propertyChange(PropertyChangeEvent e)    {      if (e.getPropertyName().equals("viewport"))        updateViewport(e);      else if (e.getPropertyName().equals("rowHeader"))        updateRowHeader(e);      else if (e.getPropertyName().equals("columnHeader"))        updateColumnHeader(e);      else if (e.getPropertyName().equals("horizontalScrollBarPolicy")          || e.getPropertyName().equals("verticalScrollBarPolicy"))        updateScrollBarDisplayPolicy(e);    }