Class LRUMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

com.googlecode.aviator.utils.LRUMap<K,V>

Type Parameters:

K -

V -

All Implemented Interfaces:

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

public class LRUMap<K,V>
extends LinkedHashMap<K,V>

LRU map based on LinkedHashMap

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class AbstractMap

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

Field Summary

Fields

Modifier and Type	Field	Description
private final int	maxCapacity
(package private) static final long	serialVersionUID

Constructor Summary

Constructors

Constructor	Description
LRUMap(int maxCapacity)

Method Summary

Modifier and Type	Method	Description
V	get(Object k)
V	put(K k, V v)
V	remove(Object key)
protected boolean	removeEldestEntry(Map.Entry<K,V> eldest)
int	size()

Methods inherited from class LinkedHashMap

clear, containsValue, entrySet, forEach, getOrDefault, keySet, newLinkedHashMap, putFirst, putLast, replaceAll, reversed, sequencedEntrySet, sequencedKeySet, sequencedValues, values

Methods inherited from class HashMap

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

Methods inherited from class AbstractMap

equals, hashCode, toString

Methods inherited from class Object

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

Methods inherited from interface Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, isEmpty, merge, putAll, putIfAbsent, remove, replace, replace

Methods inherited from interface SequencedMap

firstEntry, lastEntry, pollFirstEntry, pollLastEntry

Field Details

serialVersionUID

static final long serialVersionUID

See Also:

• Constant Field Values

maxCapacity

private final int maxCapacity

Constructor Details

LRUMap

public LRUMap(int maxCapacity)

Method Details

remove

public V remove(Object key)

Specified by:

remove in interface Map<K,V>

Overrides:

remove in class HashMap<K,V>

size

public int size()

Specified by:

size in interface Map<K,V>

Overrides:

size in class HashMap<K,V>

put

public V put(K k,
 V v)

Specified by:

put in interface Map<K,V>

Overrides:

put in class HashMap<K,V>

get

public V get(Object k)

Specified by:

get in interface Map<K,V>

Overrides:

get in class LinkedHashMap<K,V>

removeEldestEntry

protected boolean removeEldestEntry(Map.Entry<K,V> eldest)

Overrides:

removeEldestEntry in class LinkedHashMap<K,V>