Package org.qiunet.utils.collection.safe

Class SafeHashSet<E>

java.lang.Object

org.qiunet.utils.collection.safe.SafeHashSet<E>

All Implemented Interfaces:

Iterable<E>, Collection<E>, Set<E>, ISafeCollection

Direct Known Subclasses:

IntegerSet, LongSet, StringSet

public class SafeHashSet<E>
extends Object
implements Set<E>, ISafeCollection

不改变类的情况下. 将集合可以定义为不可修改的集合. 用于配置等地方.

Author:

qiunet Created on 17/3/1 16:42.

Constructor Summary

Constructors

Constructor	Description
SafeHashSet()
SafeHashSet(int initialCapacity)
SafeHashSet(int initialCapacity, float loadFactor)
SafeHashSet(Collection<? extends E> c)

Method Summary

Modifier and Type	Method	Description
boolean	add(E e)
boolean	addAll(Collection<? extends E> c)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
void	convertToUnmodifiable()	将集合转为安全集合.
boolean	isEmpty()
Iterator<E>	iterator()
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	retainAll(Collection<?> c)
int	size()
Object[]	toArray()
<T> T[]	toArray(T[] a)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.Set

equals, hashCode, spliterator

Constructor Details

SafeHashSet

public SafeHashSet()

SafeHashSet

public SafeHashSet(Collection<? extends E> c)

SafeHashSet

public SafeHashSet(int initialCapacity,
 float loadFactor)

SafeHashSet

public SafeHashSet(int initialCapacity)

Method Details

size

public int size()

Specified by:

size in interface Collection<E>

Specified by:

size in interface Set<E>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<E>

Specified by:

isEmpty in interface Set<E>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<E>

Specified by:

contains in interface Set<E>

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Collection<E>

Specified by:

iterator in interface Iterable<E>

Specified by:

iterator in interface Set<E>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<E>

Specified by:

toArray in interface Set<E>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface Collection<E>

Specified by:

toArray in interface Set<E>

add

public boolean add(E e)

Specified by:

add in interface Collection<E>

Specified by:

add in interface Set<E>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<E>

Specified by:

remove in interface Set<E>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<E>

Specified by:

containsAll in interface Set<E>

addAll

public boolean addAll(Collection<? extends E> c)

Specified by:

addAll in interface Collection<E>

Specified by:

addAll in interface Set<E>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<E>

Specified by:

retainAll in interface Set<E>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<E>

Specified by:

removeAll in interface Set<E>

clear

public void clear()

Specified by:

clear in interface Collection<E>

Specified by:

clear in interface Set<E>

convertToUnmodifiable

public void convertToUnmodifiable()

Description copied from interface: ISafeCollection

将集合转为安全集合. 不可写.

Specified by:

convertToUnmodifiable in interface ISafeCollection