java.util

接口

• Collection
• Comparator
• Deque
• Enumeration
• EventListener
• Formattable
• Iterator
• List
• ListIterator
• Map
• Map.Entry
• NavigableMap
• NavigableSet
• Observer
• PrimitiveIterator
• PrimitiveIterator.OfDouble
• PrimitiveIterator.OfInt
• PrimitiveIterator.OfLong
• Queue
• RandomAccess
• Set
• SortedMap
• SortedSet
• Spliterator
• Spliterator.OfDouble
• Spliterator.OfInt
• Spliterator.OfLong
• Spliterator.OfPrimitive

类

• AbstractCollection
• AbstractList
• AbstractMap
• AbstractMap.SimpleEntry
• AbstractMap.SimpleImmutableEntry
• AbstractQueue
• AbstractSequentialList
• AbstractSet
• ArrayDeque
• ArrayList
• Arrays
• Base64
• Base64.Decoder
• Base64.Encoder
• BitSet
• Calendar
• Calendar.Builder
• Collections
• Currency
• Date
• Dictionary
• DoubleSummaryStatistics
• EnumMap
• EnumSet
• EventListenerProxy
• EventObject
• FormattableFlags
• Formatter
• GregorianCalendar
• HashMap
• HashSet
• Hashtable
• IdentityHashMap
• IntSummaryStatistics
• LinkedHashMap
• LinkedHashSet
• LinkedList
• ListResourceBundle
• Locale
• Locale.Builder
• Locale.LanguageRange
• LongSummaryStatistics
• Objects
• Observable
• Optional
• OptionalDouble
• OptionalInt
• OptionalLong
• PriorityQueue
• Properties
• PropertyPermission
• PropertyResourceBundle
• Random
• ResourceBundle
• ResourceBundle.Control
• Scanner
• ServiceLoader
• SimpleTimeZone
• Spliterators
• Spliterators.AbstractDoubleSpliterator
• Spliterators.AbstractIntSpliterator
• Spliterators.AbstractLongSpliterator
• Spliterators.AbstractSpliterator
• SplittableRandom
• Stack
• StringJoiner
• StringTokenizer
• Timer
• TimerTask
• TimeZone
• TreeMap
• TreeSet
• UUID
• Vector
• WeakHashMap

枚举

• Formatter.BigDecimalLayoutForm
• Locale.Category
• Locale.FilteringMode

异常错误

• ConcurrentModificationException
• DuplicateFormatFlagsException
• EmptyStackException
• FormatFlagsConversionMismatchException
• FormatterClosedException
• IllegalFormatCodePointException
• IllegalFormatConversionException
• IllegalFormatException
• IllegalFormatFlagsException
• IllegalFormatPrecisionException
• IllegalFormatWidthException
• IllformedLocaleException
• InputMismatchException
• InvalidPropertiesFormatException
• MissingFormatArgumentException
• MissingFormatWidthException
• MissingResourceException
• NoSuchElementException
• TooManyListenersException
• UnknownFormatConversionException
• UnknownFormatFlagsException

错误

• ServiceConfigurationError