public class CustomGroupsModelArray extends GroupsModelArray implements Serializable {
	
	private static final long serialVersionUID = 20111219122621L;
	
	public CustomGroupsModelArray(Object[] data, Comparator cmpr) {
		super(data, cmpr);
	}
	
	public CustomGroupsModelArray(Object[] data, Comparator cmpr, int col) {
		super(data, cmpr, col);
	}
	
	@Override
	protected Object createGroupHead(Object[] groupdata, int index, int col) {
		return new Object[] { groupdata[0], col };
	}
	
	@Override
	protected Object createGroupFoot(Object[] groupdata, int index, int col) {
		return groupdata.length;
	}
}