org.jruby.util.collections

Class WeakHashSet<T>

java.lang.Object

org.jruby.util.collections.WeakHashSet<T>

All Implemented Interfaces:

Iterable<T>, Collection<T>, Set<T>

public class WeakHashSet<T>
extends Object
implements Set<T>

A simple set that uses weak references to ensure that its elements can be garbage collected. See WeakHashMap.

Author:

Robert Egglestone

Constructor Summary

Constructors

Constructor and Description
WeakHashSet()
WeakHashSet(int size)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	add(T o)
boolean	addAll(Collection<? extends T> arg0)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection arg0)
boolean	isEmpty()
Iterator<T>	iterator()
boolean	remove(Object o)
boolean	removeAll(Collection collection)
boolean	retainAll(Collection collection)
int	size()
Object[]	toArray()
<T> T[]	toArray(T[] arg0)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Set

equals, hashCode

Constructor Detail

WeakHashSet

public WeakHashSet()

WeakHashSet

public WeakHashSet(int size)

Method Detail

add

public boolean add(T o)

Specified by:

add in interface Collection<T>

Specified by:

add in interface Set<T>

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T>

Specified by:

iterator in interface Collection<T>

Specified by:

iterator in interface Set<T>

size

public int size()

Specified by:

size in interface Collection<T>

Specified by:

size in interface Set<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

Specified by:

isEmpty in interface Set<T>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<T>

Specified by:

contains in interface Set<T>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<T>

Specified by:

remove in interface Set<T>

removeAll

public boolean removeAll(Collection collection)

Specified by:

removeAll in interface Collection<T>

Specified by:

removeAll in interface Set<T>

retainAll

public boolean retainAll(Collection collection)

Specified by:

retainAll in interface Collection<T>

Specified by:

retainAll in interface Set<T>

clear

public void clear()

Specified by:

clear in interface Collection<T>

Specified by:

clear in interface Set<T>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface Set<T>

containsAll

public boolean containsAll(Collection arg0)

Specified by:

containsAll in interface Collection<T>

Specified by:

containsAll in interface Set<T>

addAll

public boolean addAll(Collection<? extends T> arg0)

Specified by:

addAll in interface Collection<T>

Specified by:

addAll in interface Set<T>

toArray

public <T> T[] toArray(T[] arg0)

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface Set<T>