Package org.agrona.collections

Class Int2ObjectCache.KeySet

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<Integer>

org.agrona.collections.Int2ObjectCache.KeySet

All Implemented Interfaces:

Iterable<Integer>, Collection<Integer>, Set<Integer>

Enclosing class:

Int2ObjectCache<V>

public final class Int2ObjectCache.KeySet
extends AbstractSet<Integer>

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

Constructor Summary

Constructors

Constructor	Description
KeySet()	Create a new instance.

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	contains(int key)	Check if the given key contained in the set without boxing.
boolean	contains(Object o)
Int2ObjectCache<V>.KeyIterator	iterator()
boolean	remove(Object o)
boolean	removeIf(Predicate<? super Integer> filter)
int	size()

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, containsAll, isEmpty, retainAll, 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, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.Set

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

Constructor Details

KeySet

public KeySet()

Create a new instance.

Method Details

size

public int size()

Specified by:

size in interface Collection<Integer>

Specified by:

size in interface Set<Integer>

Specified by:

size in class AbstractCollection<Integer>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<Integer>

Specified by:

contains in interface Set<Integer>

Overrides:

contains in class AbstractCollection<Integer>

contains

public boolean contains(int 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 Int2ObjectCache<V>.KeyIterator iterator()

Specified by:

iterator in interface Collection<Integer>

Specified by:

iterator in interface Iterable<Integer>

Specified by:

iterator in interface Set<Integer>

Specified by:

iterator in class AbstractCollection<Integer>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<Integer>

Specified by:

remove in interface Set<Integer>

Overrides:

remove in class AbstractCollection<Integer>

removeIf

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

clear

public void clear()

Specified by:

clear in interface Collection<Integer>

Specified by:

clear in interface Set<Integer>

Overrides:

clear in class AbstractCollection<Integer>