Package com.google.common.collect

• Interface Summary

  Interface

  Description

  BiMap<K ,V>

  A bimap (or "bidirectional map") is a map that preserves the uniqueness of its values as well as that of its keys.

  ClassToInstanceMap<B>

  A map, each entry of which maps a Java raw type to an instance of that type.

  Interner<E>

  Provides equivalent behavior to String.intern() for other immutable types.

  ListMultimap<K ,V>

  A Multimap that can hold duplicate key-value pairs and that maintains the insertion ordering of values for a given key.

  MapConstraint<K ,V>

  Deprecated

  Use Preconditions for basic checks.

  MapDifference<K ,V>

  An object representing the differences between two maps.

  MapDifference.ValueDifference<V>

  A difference between the mappings from two maps with the same key.

  Maps.EntryTransformer<K ,V1 ,V2>

  A transformation of the value of a key-value pair, using both key and value as inputs.

  Multimap<K ,V>

  A collection that maps keys to values, similar to Map, but in which each key may be associated with multiple values.

  Multiset<E>

  A collection that supports order-independent equality, like Set, but may have duplicate elements.

  Multiset.Entry<E>

  An unmodifiable element-count pair for a multiset.

  PeekingIterator<E>

  An iterator that supports a one-element lookahead while iterating.

  RangeMap<K extends Comparable ,V>

  A mapping from disjoint nonempty ranges to non-null values.

  RangeSet<C extends Comparable >

  A set comprising zero or more nonempty, disconnected ranges of type C.

  RowSortedTable<R ,C ,V>

  Interface that extends Table and whose rows are sorted.

  SetMultimap<K ,V>

  A Multimap that cannot hold duplicate key-value pairs.

  SortedMapDifference<K ,V>

  An object representing the differences between two sorted maps.

  SortedMultiset<E>

  A Multiset which maintains the ordering of its elements, according to either their natural order or an explicit Comparator.

  SortedSetMultimap<K ,V>

  A SetMultimap whose set of values for a given key are kept sorted; that is, they comprise a SortedSet.

  Table<R ,C ,V>

  A collection that associates an ordered pair of keys, called a row key and a column key, with a single value.

  Table.Cell<R ,C ,V>

  Row key / column key / value triplet corresponding to a mapping in a table.

• Class Summary

  Class

  Description

  AbstractIterator<T>

  This class provides a skeletal implementation of the Iterator interface, to make this interface easier to implement for certain types of data sources.

  AbstractSequentialIterator<T>

  This class provides a skeletal implementation of the Iterator interface for sequences whose next element can always be derived from the previous element.

  ArrayListMultimap<K ,V>

  Implementation of Multimap that uses an ArrayList to store the values for a given key.

  ArrayTable<R ,C ,V>

  Fixed-size Table implementation backed by a two-dimensional array.

  BinaryTreeTraverser<T>

  A variant of TreeTraverser for binary trees, providing additional traversals specific to binary trees.

  Collections2

  Provides static methods for working with Collection instances.

  ComparisonChain

  A utility for performing a chained comparison statement.

  ConcurrentHashMultiset<E>

  A multiset that supports concurrent modifications and that provides atomic versions of most Multiset operations (exceptions where noted).

  ContiguousSet<C extends Comparable >

  A sorted set of contiguous values in a given DiscreteDomain.

  DiscreteDomain<C extends Comparable >

  A descriptor for a discrete Comparable domain such as all Integer instances.

  EnumBiMap<K extends Enum <K> ,V extends Enum <V>>

  A BiMap backed by two EnumMap instances.

  EnumHashBiMap<K extends Enum <K> ,V>

  A BiMap backed by an EnumMap instance for keys-to-values, and a HashMap instance for values-to-keys.

  EnumMultiset<E extends Enum <E>>

  Multiset implementation backed by an EnumMap.

  EvictingQueue<E>

  A non-blocking queue which automatically evicts elements from the head of the queue when attempting to add new elements onto the queue and it is full.

  FluentIterable<E>

  An expanded Iterable API, providing functionality similar to Java 8's powerful streams library in a slightly different way.

  ForwardingBlockingDeque<E>

  A BlockingDeque which forwards all its method calls to another BlockingDeque.

  ForwardingCollection<E>

  A collection which forwards all its method calls to another collection.

  ForwardingConcurrentMap<K ,V>

  A concurrent map which forwards all its method calls to another concurrent map.

  ForwardingDeque<E>

  A deque which forwards all its method calls to another deque.

  ForwardingIterator<T>

  An iterator which forwards all its method calls to another iterator.

  ForwardingList<E>

  A list which forwards all its method calls to another list.

  ForwardingListIterator<E>

  A list iterator which forwards all its method calls to another list iterator.

  ForwardingListMultimap<K ,V>

  A list multimap which forwards all its method calls to another list multimap.

  ForwardingMap<K ,V>

  A map which forwards all its method calls to another map.

  ForwardingMapEntry<K ,V>

  A map entry which forwards all its method calls to another map entry.

  ForwardingMultimap<K ,V>

  A multimap which forwards all its method calls to another multimap.

  ForwardingMultiset<E>

  A multiset which forwards all its method calls to another multiset.

  ForwardingNavigableMap<K ,V>

  A navigable map which forwards all its method calls to another navigable map.

  ForwardingNavigableSet<E>

  A navigable set which forwards all its method calls to another navigable set.

  ForwardingObject

  An abstract base class for implementing the decorator pattern.

  ForwardingQueue<E>

  A queue which forwards all its method calls to another queue.

  ForwardingSet<E>

  A set which forwards all its method calls to another set.

  ForwardingSetMultimap<K ,V>

  A set multimap which forwards all its method calls to another set multimap.

  ForwardingSortedMap<K ,V>

  A sorted map which forwards all its method calls to another sorted map.

  ForwardingSortedMultiset<E>

  A sorted multiset which forwards all its method calls to another sorted multiset.

  ForwardingSortedSet<E>

  A sorted set which forwards all its method calls to another sorted set.

  ForwardingSortedSetMultimap<K ,V>

  A sorted set multimap which forwards all its method calls to another sorted set multimap.

  ForwardingTable<R ,C ,V>

  A table which forwards all its method calls to another table.

  HashBasedTable<R ,C ,V>

  Implementation of Table using hash tables.

  HashBiMap<K ,V>

  A BiMap backed by two hash tables.

  HashMultimap<K ,V>

  Implementation of Multimap using hash tables.

  HashMultiset<E>

  Multiset implementation backed by a HashMap.

  ImmutableBiMap<K ,V>

  A BiMap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableBiMap.Builder<K ,V>

  A builder for creating immutable bimap instances, especially public static final bimaps ("constant bimaps").

  ImmutableClassToInstanceMap<B>

  A ClassToInstanceMap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableClassToInstanceMap.Builder<B>

  A builder for creating immutable class-to-instance maps.

  ImmutableCollection<E>

  A Collection whose contents will never change, and which offers a few additional guarantees detailed below.

  ImmutableCollection.Builder<E>

  Abstract base class for builders of ImmutableCollection types.

  ImmutableList<E>

  A List whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableList.Builder<E>

  A builder for creating immutable list instances, especially public static final lists ("constant lists").

  ImmutableListMultimap<K ,V>

  A ListMultimap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableListMultimap.Builder<K ,V>

  A builder for creating immutable ListMultimap instances, especially public static final multimaps ("constant multimaps").

  ImmutableMap<K ,V>

  A Map whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableMap.Builder<K ,V>

  A builder for creating immutable map instances, especially public static final maps ("constant maps").

  ImmutableMultimap<K ,V>

  A Multimap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableMultimap.Builder<K ,V>

  A builder for creating immutable multimap instances, especially public static final multimaps ("constant multimaps").

  ImmutableMultiset<E>

  A Multiset whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableMultiset.Builder<E>

  A builder for creating immutable multiset instances, especially public static final multisets ("constant multisets").

  ImmutableRangeMap<K extends Comparable <?> ,V>

  A RangeMap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableRangeMap.Builder<K extends Comparable <?> ,V>

  A builder for immutable range maps.

  ImmutableRangeSet<C extends Comparable >

  A RangeSet whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableRangeSet.Builder<C extends Comparable <?>>

  A builder for immutable range sets.

  ImmutableSet<E>

  A Set whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableSet.Builder<E>

  A builder for creating ImmutableSet instances.

  ImmutableSetMultimap<K ,V>

  A SetMultimap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableSetMultimap.Builder<K ,V>

  A builder for creating immutable SetMultimap instances, especially public static final multimaps ("constant multimaps").

  ImmutableSortedMap<K ,V>

  A NavigableMap whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableSortedMap.Builder<K ,V>

  A builder for creating immutable sorted map instances, especially public static final maps ("constant maps").

  ImmutableSortedMultiset<E>

  A SortedMultiset whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableSortedMultiset.Builder<E>

  A builder for creating immutable multiset instances, especially public static final multisets ("constant multisets").

  ImmutableSortedSet<E>

  A NavigableSet whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableSortedSet.Builder<E>

  A builder for creating immutable sorted set instances, especially public static final sets ("constant sets"), with a given comparator.

  ImmutableTable<R ,C ,V>

  A Table whose contents will never change, with many other important properties detailed at ImmutableCollection.

  ImmutableTable.Builder<R ,C ,V>

  A builder for creating immutable table instances, especially public static final tables ("constant tables").

  Interners

  Contains static methods pertaining to instances of Interner.

  Iterables

  This class contains static utility methods that operate on or return objects of type Iterable.

  Iterators

  This class contains static utility methods that operate on or return objects of type Iterator.

  LinkedHashMultimap<K ,V>

  Implementation of Multimap that does not allow duplicate key-value entries and that returns collections whose iterators follow the ordering in which the data was added to the multimap.

  LinkedHashMultiset<E>

  A Multiset implementation with predictable iteration order.

  LinkedListMultimap<K ,V>

  An implementation of ListMultimap that supports deterministic iteration order for both keys and values.

  Lists

  Static utility methods pertaining to List instances.

  MapConstraints

  Deprecated

  Use Preconditions for basic checks.

  MapMaker

  A builder of ConcurrentMap instances having any combination of the following features: keys or values automatically wrapped in weak or soft references notification of evicted (or otherwise removed) entries

  Maps

  Static utility methods pertaining to Map instances (including instances of SortedMap, BiMap, etc.).

  MinMaxPriorityQueue<E>

  A double-ended priority queue, which provides constant-time access to both its least element and its greatest element, as determined by the queue's specified comparator.

  MinMaxPriorityQueue.Builder<B>

  The builder class used in creation of min-max priority queues.

  MultimapBuilder<K0 ,V0>

  A builder for a multimap implementation that allows customization of the backing map and value collection implementations used in a particular multimap.

  MultimapBuilder.ListMultimapBuilder<K0 ,V0>

  A specialization of MultimapBuilder that generates ListMultimap instances.

  MultimapBuilder.MultimapBuilderWithKeys<K0>

  An intermediate stage in a MultimapBuilder in which the key-value collection map implementation has been specified, but the value collection implementation has not.

  MultimapBuilder.SetMultimapBuilder<K0 ,V0>

  A specialization of MultimapBuilder that generates SetMultimap instances.

  MultimapBuilder.SortedSetMultimapBuilder<K0 ,V0>

  A specialization of MultimapBuilder that generates SortedSetMultimap instances.

  Multimaps

  Provides static methods acting on or generating a Multimap.

  Multisets

  Provides static utility methods for creating and working with Multiset instances.

  MutableClassToInstanceMap<B>

  A mutable class-to-instance map backed by an arbitrary user-provided map.

  ObjectArrays

  Static utility methods pertaining to object arrays.

  Ordering<T>

  A comparator, with additional methods to support common operations.

  Queues

  Static utility methods pertaining to Queue and Deque instances.

  Range<C extends Comparable >

  A range (or "interval") defines the boundaries around a contiguous span of values of some Comparable type; for example, "integers from 1 to 100 inclusive." Note that it is not possible to iterate over these contained values.

  Sets

  Static utility methods pertaining to Set instances.

  Sets.SetView<E>

  An unmodifiable view of a set which may be backed by other sets; this view will change as the backing sets do.

  Tables

  Provides static methods that involve a Table.

  TreeBasedTable<R ,C ,V>

  Implementation of Table whose row keys and column keys are ordered by their natural ordering or by supplied comparators.

  TreeMultimap<K ,V>

  Implementation of Multimap whose keys and values are ordered by their natural ordering or by supplied comparators.

  TreeMultiset<E>

  A multiset which maintains the ordering of its elements, according to either their natural order or an explicit Comparator.

  TreeRangeMap<K extends Comparable ,V>

  An implementation of RangeMap based on a TreeMap, supporting all optional operations.

  TreeRangeSet<C extends Comparable <?>>

  An implementation of RangeSet backed by a TreeMap.

  TreeTraverser<T>

  Views elements of a type T as nodes in a tree, and provides methods to traverse the trees induced by this traverser.

  UnmodifiableIterator<E>

  An iterator that does not support UnmodifiableIterator.remove().

  UnmodifiableListIterator<E>

  A list iterator that does not support UnmodifiableIterator.remove(), add(E), or set(E).

• Enum Summary

  Enum

  Description

  BoundType

  Indicates whether an endpoint of some range is contained in the range itself ("closed") or not ("open").

• Exception Summary

  Exception

  Description

  ComputationException

  Wraps an exception that occurred during a computation.

Package com.google.common.collect Description