Package org.apache.commons.collections4.map

• Interface Summary

  Interface

  Description

  CompositeMap.MapMutator<K ,V>

  This interface allows definition for all of the indeterminate mutators in a CompositeMap, as well as providing a hook for callbacks on key collisions.

  PassiveExpiringMap.ExpirationPolicy<K ,V>

  A policy to determine the expiration time for key-value entries.

• Class Summary

  Class

  Description

  AbstractHashedMap<K ,V>

  An abstract implementation of a hash-based map which provides numerous points for subclasses to override.

  AbstractHashedMap.EntrySet<K ,V>

  EntrySet implementation.

  AbstractHashedMap.EntrySetIterator<K ,V>

  EntrySet iterator.

  AbstractHashedMap.HashEntry<K ,V>

  HashEntry used to store the data.

  AbstractHashedMap.HashIterator<K ,V>

  Base Iterator

  AbstractHashedMap.HashMapIterator<K ,V>

  MapIterator implementation.

  AbstractHashedMap.KeySet<K>

  KeySet implementation.

  AbstractHashedMap.KeySetIterator<K>

  KeySet iterator.

  AbstractHashedMap.Values<V>

  Values implementation.

  AbstractHashedMap.ValuesIterator<V>

  Values iterator.

  AbstractIterableMap<K ,V>

  Provide a basic IterableMap implementation.

  AbstractLinkedMap<K ,V>

  An abstract implementation of a hash-based map that links entries to create an ordered map and which provides numerous points for subclasses to override.

  AbstractLinkedMap.EntrySetIterator<K ,V>

  EntrySet iterator.

  AbstractLinkedMap.KeySetIterator<K>

  KeySet iterator.

  AbstractLinkedMap.LinkEntry<K ,V>

  LinkEntry that stores the data.

  AbstractLinkedMap.LinkIterator<K ,V>

  Base Iterator that iterates in link order.

  AbstractLinkedMap.LinkMapIterator<K ,V>

  MapIterator implementation.

  AbstractLinkedMap.ValuesIterator<V>

  Values iterator.

  AbstractMapDecorator<K ,V>

  Provides a base decorator that enables additional functionality to be added to a Map via decoration.

  AbstractOrderedMapDecorator<K ,V>

  Provides a base decorator that enables additional functionality to be added to an OrderedMap via decoration.

  AbstractReferenceMap<K ,V>

  An abstract implementation of a hash-based map that allows the entries to be removed by the garbage collector.

  AbstractReferenceMap.ReferenceEntry<K ,V>

  A MapEntry implementation for the map.

  AbstractSortedMapDecorator<K ,V>

  Provides a base decorator that enables additional functionality to be added to a Map via decoration.

  AbstractSortedMapDecorator.SortedMapIterator<K ,V>

  OrderedMapIterator implementation.

  CaseInsensitiveMap<K ,V>

  A case-insensitive Map.

  CompositeMap<K ,V>

  Decorates a map of other maps to provide a single unified view.

  DefaultedMap<K ,V>

  Decorates another Map returning a default value if the map does not contain the requested key.

  EntrySetToMapIteratorAdapter<K ,V>

  Adapts a Map entrySet to the MapIterator interface.

  FixedSizeMap<K ,V>

  Decorates another Map to fix the size, preventing add/remove.

  FixedSizeSortedMap<K ,V>

  Decorates another SortedMap to fix the size blocking add/remove.

  Flat3Map<K ,V>

  A Map implementation that stores data in simple fields until the size is greater than 3.

  HashedMap<K ,V>

  A Map implementation that is a general purpose alternative to HashMap.

  LazyMap<K ,V>

  Decorates another Map to create objects in the map on demand.

  LazySortedMap<K ,V>

  Decorates another SortedMap to create objects in the map on demand.

  LinkedMap<K ,V>

  A Map implementation that maintains the order of the entries.

  ListOrderedMap<K ,V>

  Decorates a Map to ensure that the order of addition is retained using a List to maintain order.

  LRUMap<K ,V>

  A Map implementation with a fixed maximum size which removes the least recently used entry if an entry is added when full.

  MultiKeyMap<K ,V>

  A Map implementation that uses multiple keys to map the value.

  MultiValueMap<K ,V>

  Deprecated

  since 4.1, use MultiValuedMap instead

  PassiveExpiringMap<K ,V>

  Decorates a Map to evict expired entries once their expiration time has been reached.

  PassiveExpiringMap.ConstantTimeToLiveExpirationPolicy<K ,V>

  A ExpirationPolicy that returns a expiration time that is a constant about of time in the future from the current time.

  PredicatedMap<K ,V>

  Decorates another Map to validate that additions match a specified predicate.

  PredicatedSortedMap<K ,V>

  Decorates another SortedMap to validate that additions match a specified predicate.

  ReferenceIdentityMap<K ,V>

  A Map implementation that allows mappings to be removed by the garbage collector and matches keys and values based on == not equals().

  ReferenceMap<K ,V>

  A Map implementation that allows mappings to be removed by the garbage collector.

  SingletonMap<K ,V>

  A Map implementation that holds a single item and is fixed size.

  StaticBucketMap<K ,V>

  A StaticBucketMap is an efficient, thread-safe implementation of java.util.Map that performs well in in a highly thread-contentious environment.

  TransformedMap<K ,V>

  Decorates another Map to transform objects that are added.

  TransformedSortedMap<K ,V>

  Decorates another SortedMap to transform objects that are added.

  UnmodifiableEntrySet<K ,V>

  Decorates a map entry Set to ensure it can't be altered.

  UnmodifiableMap<K ,V>

  Decorates another Map to ensure it can't be altered.

  UnmodifiableOrderedMap<K ,V>

  Decorates another OrderedMap to ensure it can't be altered.

  UnmodifiableSortedMap<K ,V>

  Decorates another SortedMap to ensure it can't be altered.

• Enum Summary

  Enum

  Description

  AbstractReferenceMap.ReferenceStrength

  Reference type enum.

Package org.apache.commons.collections4.map Description