if (baseModel == null) return;  baseModel.fireTableRowsUpdated(first, last); setupMapping();
if (baseModel != null) setupMapping(); super.fireTableRowsUpdated(first, last);
	public void fireTableRowsUpdated( int first, int last ) {		if (baseModel == null)			return;					baseModel.fireTableRowsUpdated(first, last);		setupMapping();	}