Package com.google.common.collect

Class Maps.KeySet<K,V>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<E>

com.google.common.collect.Sets.ImprovedAbstractSet<K>

com.google.common.collect.Maps.KeySet<K,V>

All Implemented Interfaces:

java.lang.Iterable<K>, java.util.Collection<K>, java.util.Set<K>

Direct Known Subclasses:

AbstractMapBasedMultimap.KeySet, CompactHashMap.KeySetView, ForwardingMap.StandardKeySet, HashBiMap.Inverse.InverseKeySet, HashBiMap.KeySet, Maps.FilteredEntryMap.KeySet, Maps.SortedKeySet, StandardTable.Column.KeySet

Enclosing class:

Maps

static class Maps.KeySet<K,V>
extends Sets.ImprovedAbstractSet<K>

Field Summary

Fields

Modifier and Type	Field	Description
(package private) java.util.Map<K,V>	map

Constructor Summary

Constructors

Constructor	Description
KeySet(java.util.Map<K,V> map)

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	contains(java.lang.Object o)
void	forEach(java.util.function.Consumer<? super K> action)
boolean	isEmpty()
java.util.Iterator<K>	iterator()
(package private) java.util.Map<K,V>	map()
boolean	remove(java.lang.Object o)
int	size()

Methods inherited from class com.google.common.collect.Sets.ImprovedAbstractSet

removeAll, retainAll

Methods inherited from class java.util.AbstractSet

equals, hashCode

Methods inherited from class java.util.AbstractCollection

add, addAll, containsAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.util.Set

add, addAll, containsAll, spliterator, toArray, toArray

Field Detail

map

final java.util.Map<K,V> map

Constructor Detail

KeySet

KeySet(java.util.Map<K,V> map)

Method Detail

map

java.util.Map<K,V> map()

iterator

public java.util.Iterator<K> iterator()

Specified by:

iterator in interface java.util.Collection<K>

Specified by:

iterator in interface java.lang.Iterable<K>

Specified by:

iterator in interface java.util.Set<K>

Specified by:

iterator in class java.util.AbstractCollection<K>

forEach

public void forEach(java.util.function.Consumer<? super K> action)

size

public int size()

Specified by:

size in interface java.util.Collection<K>

Specified by:

size in interface java.util.Set<K>

Specified by:

size in class java.util.AbstractCollection<K>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<K>

Specified by:

isEmpty in interface java.util.Set<K>

Overrides:

isEmpty in class java.util.AbstractCollection<K>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection<K>

Specified by:

contains in interface java.util.Set<K>

Overrides:

contains in class java.util.AbstractCollection<K>

remove

public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection<K>

Specified by:

remove in interface java.util.Set<K>

Overrides:

remove in class java.util.AbstractCollection<K>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<K>

Specified by:

clear in interface java.util.Set<K>

Overrides:

clear in class java.util.AbstractCollection<K>