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package java.util;

public class LinkedHashSet<E>

extends HashSet<E>

implements Set<E>, Cloneable, java.io.Serializable {

//序列化ID

private static final long serialVersionUID = -2851667679971038690L;

//自定义初始容量与装载因子

public LinkedHashSet(int initialCapacity, float loadFactor) {

super(initialCapacity, loadFactor, true);

}

//自定义初始容量

public LinkedHashSet(int initialCapacity) {

super(initialCapacity, .75f, true);

}

//使用默认的初始容量以及装载因子

public LinkedHashSet() {

super(16, .75f, true);

}

//使用初始数据、默认的初始容量以及装载因子

public LinkedHashSet(Collection<? extends E> c) {

super(Math.max(2*c.size(), 11), .75f, true);

addAll(c);

}

//并行遍历迭代器

@Override

public Spliterator<E> spliterator() {

return Spliterators.spliterator(this, Spliterator.DISTINCT | Spliterator.ORDERED);

}

}