setIcon(getClosedIcon());
setClosedIcon(getClosedIcon());
	public Component getTreeCellRendererComponent(JTree tree,                                                       Object val,                                                       boolean selected,                                                       boolean expanded,                                                       boolean leaf,                                                       int row,                                                       boolean hasFocus) {          this.selected = selected;          this.hasFocus = hasFocus;          if (leaf)            setIcon(getLeafIcon());          else if (expanded)            setIcon(getOpenIcon());          else            setIcon(getClosedIcon());          setText(val.toString());          setHorizontalAlignment(LEFT);          setVerticalAlignment(TOP);          return this;	}