org.omnaest.utils.cache
Class MapToCacheAdapter<K,V>

java.lang.Object
  org.omnaest.utils.cache.MapToCacheAdapter<K,V>

Type Parameters:

K -

V -

All Implemented Interfaces:

Serializable, Map<K,V>, Cache<K,V>

public final class MapToCacheAdapter<K,V>
extends Object

Adapter from Map to Cache

Note: entrySet(), values() and keySet() will return an unmodifiable instance

Author:

Omnaest

See Also:

Cache, Serialized Form

Nested Class Summary

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

Map.Entry<K,V>

Constructor Summary

MapToCacheAdapter(Map<? extends K,? extends V> map)

Method Summary

void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,V>>	entrySet() Returns an unmodifiable Set of all Map.Entrys within the Cache which only represents a snapshot in moment
boolean	equals(Object o)
V	get(Object key)
V	getOrCreate(K key, Factory<V> factory) Gets a cached value or creates a new one using the given Factory and puts the new value into the cache.
int	hashCode()
boolean	isEmpty()
Set<K>	keySet() Returns an unmodifiable Set of all keys within the Cache which only represents a snapshot in moment
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> m)
V	remove(Object key)
int	size()
Collection<V>	values() Returns an unmodifiable Collection of all values within the Cache which only represents a snapshot in moment

Methods inherited from class java.lang.Object

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

Constructor Detail

MapToCacheAdapter

public MapToCacheAdapter(Map<? extends K,? extends V> map)

Parameters:

map -

See Also:

MapToCacheAdapter

Method Detail

size

public int size()

isEmpty

public boolean isEmpty()

containsKey

public boolean containsKey(Object key)

containsValue

public boolean containsValue(Object value)

get

public V get(Object key)

put

public V put(K key,
             V value)

remove

public V remove(Object key)

putAll

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

clear

public void clear()

keySet

public Set<K> keySet()

Description copied from interface: Cache

Returns an unmodifiable Set of all keys within the Cache which only represents a snapshot in moment

values

public Collection<V> values()

Description copied from interface: Cache

Returns an unmodifiable Collection of all values within the Cache which only represents a snapshot in moment

entrySet

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

Description copied from interface: Cache

Returns an unmodifiable Set of all Map.Entrys within the Cache which only represents a snapshot in moment

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<K,V>

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<K,V>

Overrides:

hashCode in class Object

getOrCreate

public V getOrCreate(K key,
                     Factory<V> factory)

Description copied from interface: Cache

Gets a cached value or creates a new one using the given Factory and puts the new value into the cache.

Specified by:

getOrCreate in interface Cache<K,V>

Returns: