public interface ReferenceSet<K> extends ReferenceCollection<K>, Set<K>
Set; provides some additional methods that use polymorphism to avoid (un)boxing.
Additionally, this interface strengthens (again)
|Modifier and Type||Method and Description|
Returns a type-specific iterator on the elements of this set.
add, addAll, clear, contains, containsAll, equals, hashCode, isEmpty, remove, removeAll, retainAll, size, spliterator, toArray, toArray
Note that this specification strengthens the one given in
Iterable.iterator(), which was already strengthened in
the corresponding type-specific class, but was weakened by the fact that
this interface extends