net.thevpc.nuts.runtime.standalone.collections

Class NConcurrentReadWriteLRUMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

net.thevpc.nuts.runtime.standalone.collections.NConcurrentReadWriteLRUMap<K,V>

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>, NCappedMap<K,V>

public class NConcurrentReadWriteLRUMap<K,V>
extends LinkedHashMap<K,V>
implements NCappedMap<K,V>

NConcurrentReadWriteLRUMap class.

Since:

0.8.0

Author:

thevpc

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

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

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
NConcurrentReadWriteLRUMap(int maxSize) N concurrent read write lru map.

Method Summary

Modifier and Type	Method and Description
V	get(Object key)
V	getOrDefault(Object key, V defaultValue) Returns the or default.
int	maxEntries()
V	put(K key, V value)
protected boolean	removeEldestEntry(Map.Entry eldest)
void	resize(int maxEntries)

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, keySet, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, hashCode, isEmpty, keySet, merge, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Constructor Detail

NConcurrentReadWriteLRUMap

public NConcurrentReadWriteLRUMap(int maxSize)

N concurrent read write lru map.

Parameters:

maxSize - max size

Method Detail

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

Overrides:

get in class LinkedHashMap<K,V>

getOrDefault

public V getOrDefault(Object key,
                      V defaultValue)

Returns the or default.

Specified by:

getOrDefault in interface Map<K,V>

Overrides:

getOrDefault in class LinkedHashMap<K,V>

Parameters:

key - key

defaultValue - default value

Returns:

get or default result

put

public V put(K key,
             V value)

Specified by:

put in interface Map<K,V>

Overrides:

put in class HashMap<K,V>

removeEldestEntry

protected boolean removeEldestEntry(Map.Entry eldest)

Overrides:

removeEldestEntry in class LinkedHashMap<K,V>

resize

public void resize(int maxEntries)

Specified by:

resize in interface NCappedMap<K,V>

maxEntries

public int maxEntries()

Specified by:

maxEntries in interface NCappedMap<K,V>