java.util
Documentation
The Collections Framework
Collections Framework Overview
Java Collections API Design FAQ
Outline of the Collections Framework
Interfaces
Collection
Comparator
Deque
Enumeration
EventListener
Formattable
Iterator
List
ListIterator
Map
NavigableMap
NavigableSet
Observer
PrimitiveIterator
Queue
RandomAccess
SequencedCollection
SequencedMap
SequencedSet
Set
SortedMap
SortedSet
Spliterator
Classes
AbstractCollection
AbstractList
AbstractMap
AbstractQueue
AbstractSequentialList
AbstractSet
ArrayDeque
ArrayList
ArrayPrefixHelpers
Arrays
ArraysParallelSortHelpers
Base64
BitSet
Calendar
Collections
CollSer
ComparableTimSort
Comparators
Currency
Date
Dictionary
DoubleSummaryStatistics
DualPivotQuicksort
EnumMap
EnumSet
EventListenerProxy
EventObject
FormatItem
FormatProcessor
FormattableFlags
Formatter
FormatterBuilder
GregorianCalendar
HashMap
HashSet
Hashtable
HexFormat
IdentityHashMap
ImmutableCollections
IntSummaryStatistics
JapaneseImperialCalendar
JumboEnumSet
KeyValueHolder
LinkedHashMap
LinkedHashSet
LinkedList
ListResourceBundle
Locale
LocaleISOData
LongSummaryStatistics
Objects
Observable
Optional
OptionalDouble
OptionalInt
OptionalLong
PriorityQueue
Properties
PropertyPermission
PropertyPermissionCollection
PropertyResourceBundle
Random
RegularEnumSet
ResourceBundle
ReverseOrderDequeView
ReverseOrderListView
ReverseOrderSortedMapView
ReverseOrderSortedSetView
Scanner
ServiceLoader
SimpleTimeZone
Spliterators
SplittableRandom
Stack
StringJoiner
StringTokenizer
TaskQueue
Timer
TimerTask
TimerThread
TimeZone
TimSort
TreeMap
TreeSet
Tripwire
UUID
Vector
WeakHashMap
Throwables
ConcurrentModificationException
DuplicateFormatFlagsException
EmptyStackException
FormatFlagsConversionMismatchException
FormatterClosedException
IllegalFormatArgumentIndexException
IllegalFormatCodePointException
IllegalFormatConversionException
IllegalFormatException
IllegalFormatFlagsException
IllegalFormatPrecisionException
IllegalFormatWidthException
IllformedLocaleException
InputMismatchException
InvalidPropertiesFormatException
MissingFormatArgumentException
MissingFormatWidthException
MissingResourceException
NoSuchElementException
ServiceConfigurationError
TooManyListenersException
UnknownFormatConversionException
UnknownFormatFlagsException