# Package java.util

- Interface Summary
  Interface | Description
  --- | ---
  Collection | GDK enhancements for Collection.
  Deque | GDK enhancements for Deque.
  Enumeration | GDK enhancements for Enumeration.
  Iterator | GDK enhancements for Iterator.
  List | GDK enhancements for List.
  Map | GDK enhancements for Map.
  Map.Entry | GDK enhancements for Entry.
  NavigableMap | GDK enhancements for NavigableMap.
  NavigableSet | GDK enhancements for NavigableSet.
  Queue | GDK enhancements for Queue.
  Set | GDK enhancements for Set.
  SortedMap | GDK enhancements for SortedMap.
  SortedSet | GDK enhancements for SortedSet.
  Spliterator | GDK enhancements for Spliterator.

- Class Summary
  Class | Description
  --- | ---
  AbstractCollection | GDK enhancements for AbstractCollection.
  AbstractMap | GDK enhancements for AbstractMap.
  BitSet | GDK enhancements for BitSet.
  Calendar | GDK enhancements for Calendar.
  Date | GDK enhancements for Date.
  Optional | GDK enhancements for Optional.
  OptionalDouble | GDK enhancements for OptionalDouble.
  OptionalInt | GDK enhancements for OptionalInt.
  OptionalLong | GDK enhancements for OptionalLong.
  ResourceBundle | GDK enhancements for ResourceBundle.
  TimeZone | GDK enhancements for TimeZone.
  Timer | GDK enhancements for Timer.