Package org.miaixz.bus.core.center

Class ConcurrentHashSet<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<E>

org.miaixz.bus.core.center.set.SetFromMap<E>

org.miaixz.bus.core.center.ConcurrentHashSet<E>

Type Parameters:

E - 元素类型

All Implemented Interfaces:

Serializable, Iterable<E>, Collection<E>, Set<E>

public class ConcurrentHashSet<E>
extends SetFromMap<E>

通过SafeConcurrentHashMap实现的线程安全HashSet

Since:

Java 17+

Author:

Kimi Liu

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ConcurrentHashSet()	构造 触发因子为默认的0.75
ConcurrentHashSet(int initialCapacity)	构造 触发因子为默认的0.75
ConcurrentHashSet(int initialCapacity, float loadFactor)	构造
ConcurrentHashSet(int initialCapacity, float loadFactor, int concurrencyLevel)	构造
ConcurrentHashSet(Iterable<E> iter)	从已有集合中构造

Method Summary

Methods inherited from class org.miaixz.bus.core.center.set.SetFromMap

add, clear, contains, containsAll, equals, forEach, hashCode, isEmpty, iterator, parallelStream, remove, removeAll, removeIf, retainAll, size, spliterator, stream, toArray, toArray, toString

Methods inherited from class java.util.AbstractCollection

addAll

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

toArray

Methods inherited from interface java.util.Set

addAll

Constructor Details

ConcurrentHashSet

public ConcurrentHashSet()

构造 触发因子为默认的0.75

ConcurrentHashSet

public ConcurrentHashSet(int initialCapacity)

构造 触发因子为默认的0.75

Parameters:

initialCapacity - 初始大小

ConcurrentHashSet

public ConcurrentHashSet(int initialCapacity,
 float loadFactor)

构造

Parameters:

initialCapacity - 初始大小

loadFactor - 加载因子。此参数决定数据增长时触发的百分比

ConcurrentHashSet

public ConcurrentHashSet(int initialCapacity,
 float loadFactor,
 int concurrencyLevel)

构造

Parameters:

initialCapacity - 初始大小

loadFactor - 触发因子。此参数决定数据增长时触发的百分比

concurrencyLevel - 线程并发度

ConcurrentHashSet

public ConcurrentHashSet(Iterable<E> iter)

从已有集合中构造

Parameters:

iter - Iterable