# Hierarchy For Package java.util

Package Hierarchies:

- All Packages

## Class Hierarchy

- class java.lang.Object
  - class java.util.AbstractCollection
  - class java.util.AbstractMap
  - class java.util.BitSet
  - class java.util.Calendar
  - class java.util.Date
  - class java.util.Optional
  - class java.util.OptionalDouble
  - class java.util.OptionalInt
  - class java.util.OptionalLong
  - class java.util.ResourceBundle
  - class java.util.TimeZone
  - class java.util.Timer

## Interface Hierarchy

- interface java.util.Collection
- interface java.util.Deque
- interface java.util.Enumeration
- interface java.util.Iterator
- interface java.util.List
- interface java.util.Map
- interface java.util.Map.Entry
- interface java.util.NavigableMap
- interface java.util.NavigableSet
- interface java.util.Queue
- interface java.util.Set
- interface java.util.SortedMap
- interface java.util.SortedSet
- interface java.util.Spliterator