Class AbstractHashedMap.KeySet<K>

java.lang.Object

java.util.AbstractCollection<K>

java.util.AbstractSet<K>

org.apache.commons.collections4.map.AbstractHashedMap.KeySet<K>

All Implemented Interfaces:

Iterable<K>, Collection<K>, Set<K>

Direct Known Subclasses:

AbstractReferenceMap.ReferenceKeySet

Enclosing class:

AbstractHashedMap<K,V>

protected static class AbstractHashedMap.KeySet<K>
extends AbstractSet<K>

KeySet implementation.

Since:

3.0

Field Summary

Fields

Modifier and Type	Field	Description
private final AbstractHashedMap<K,?>	parent	The parent map

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	KeySet(AbstractHashedMap<K,?> parent)

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	contains(Object key)
Iterator<K>	iterator()
boolean	remove(Object key)
int	size()

Methods inherited from class AbstractSet

equals, hashCode, removeAll

Methods inherited from class AbstractCollection

add, addAll, containsAll, isEmpty, retainAll, toArray, toArray, toString

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface Collection

parallelStream, removeIf, stream

Methods inherited from interface Iterable

forEach

Methods inherited from interface Set

add, addAll, containsAll, isEmpty, retainAll, spliterator, toArray, toArray

Field Details

parent

private final AbstractHashedMap<K,?> parent

The parent map

Constructor Details

KeySet

protected KeySet(AbstractHashedMap<K,?> parent)

Method Details

size

public int size()

Specified by:

size in interface Collection<K>

Specified by:

size in interface Set<K>

Specified by:

size in class AbstractCollection<K>

clear

public void clear()

Specified by:

clear in interface Collection<K>

Specified by:

clear in interface Set<K>

Overrides:

clear in class AbstractCollection<K>

contains

public boolean contains(Object key)

Specified by:

contains in interface Collection<K>

Specified by:

contains in interface Set<K>

Overrides:

contains in class AbstractCollection<K>

remove

public boolean remove(Object key)

Specified by:

remove in interface Collection<K>

Specified by:

remove in interface Set<K>

Overrides:

remove in class AbstractCollection<K>

iterator

public Iterator<K> iterator()

Specified by:

iterator in interface Collection<K>

Specified by:

iterator in interface Iterable<K>

Specified by:

iterator in interface Set<K>

Specified by:

iterator in class AbstractCollection<K>