Class Long2ObjectCache.KeySet

java.lang.Object

java.util.AbstractCollection<Long>

java.util.AbstractSet<Long>

org.agrona.collections.Long2ObjectCache.KeySet

All Implemented Interfaces:

Iterable<Long>, Collection<Long>, Set<Long>

Enclosing class:

Long2ObjectCache<V>

public final class Long2ObjectCache.KeySet
extends AbstractSet<Long>

A key set implementation which supports cached iterator to avoid allocation.

Field Summary

Fields

Modifier and Type	Field	Description
private final Long2ObjectCache<V>.KeyIterator	iterator

Constructor Summary

Constructors

Constructor	Description
KeySet()	Create a new instance.

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	contains(long key)	Check if the given key contained in the set without boxing.
boolean	contains(Object o)
Long2ObjectCache<V>.KeyIterator	iterator()
boolean	remove(Object o)
boolean	removeIf(Predicate<? super Long> filter)
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, stream, toArray

Methods inherited from interface Iterable

forEach

Methods inherited from interface Set

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

Field Details

iterator

private final Long2ObjectCache<V>.KeyIterator iterator

Constructor Details

KeySet

public KeySet()

Create a new instance.

Method Details

size

public int size()

Specified by:

size in interface Collection<Long>

Specified by:

size in interface Set<Long>

Specified by:

size in class AbstractCollection<Long>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<Long>

Specified by:

contains in interface Set<Long>

Overrides:

contains in class AbstractCollection<Long>

contains

public boolean contains(long key)

Check if the given key contained in the set without boxing.

Parameters:

key - to be checked.

Returns:

true if key is contained in the cache.

iterator

public Long2ObjectCache<V>.KeyIterator iterator()

Specified by:

iterator in interface Collection<Long>

Specified by:

iterator in interface Iterable<Long>

Specified by:

iterator in interface Set<Long>

Specified by:

iterator in class AbstractCollection<Long>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<Long>

Specified by:

remove in interface Set<Long>

Overrides:

remove in class AbstractCollection<Long>

removeIf

public boolean removeIf(Predicate<? super Long> filter)

clear

public void clear()

Specified by:

clear in interface Collection<Long>

Specified by:

clear in interface Set<Long>

Overrides:

clear in class AbstractCollection<Long>