com.cwctravel.hudson.plugins.multimoduletests.junit

Class WeakValueHashMap<K,V>

java.lang.Object

com.cwctravel.hudson.plugins.multimoduletests.junit.WeakValueHashMap<K,V>

Type Parameters:

K - Key type.

V - Value type.

All Implemented Interfaces:

Map<K,V>

public final class WeakValueHashMap<K,V>
extends Object
implements Map<K,V>

A map that maintains weak references to its values.

Author:

Philip Aston

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
WeakValueHashMap()

Method Summary

Modifier and Type	Method and Description
void	clear() Clear all entries out of the map.
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,V>>	entrySet()
V	get(Object key) Look up a value by key.
boolean	isEmpty()
Set<K>	keySet()
V	put(K key, V value) Add a value.
void	putAll(Map<? extends K,? extends V> m)
V	remove(Object key) Remove an entry from the map.
int	size()
Collection<V>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Constructor Detail

WeakValueHashMap

public WeakValueHashMap()

Method Detail

clear

public void clear()

Clear all entries out of the map.

Specified by:

clear in interface Map<K,V>

get

public V get(Object key)

Look up a value by key.

Specified by:

get in interface Map<K,V>

Parameters:

key - The key.

Returns:

The value, or null if none found.

put

public V put(K key,
             V value)

Add a value.

Specified by:

put in interface Map<K,V>

Parameters:

key - The key.

value - The value.

remove

public V remove(Object key)

Remove an entry from the map.

Specified by:

remove in interface Map<K,V>

Parameters:

key - The key.

Returns:

The removed value, or null if none found.

size

public int size()

Specified by:

size in interface Map<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V>

putAll

public void putAll(Map<? extends K,? extends V> m)

Specified by:

putAll in interface Map<K,V>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K,V>

values

public Collection<V> values()

Specified by:

values in interface Map<K,V>

entrySet

public Set<Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface Map<K,V>