/**
* Internal use only.
*
* @since 6.5.0
*/
public void onGroupLater(SortEvent event) {
group(event.isAscending());
}
/**
* Invokes a sorting action based on a {@link SortEvent} and maintains {@link #getSortDirection}.
*
* @since 6.5.0
*/
public void onSort(SortEvent event) {
sort(event.isAscending());
}