com.taobao.api.internal.util

Class LruHashMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

com.taobao.api.internal.util.LruHashMap<K,V>

Type Parameters:

K -

V -

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>

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

Since:

2016年3月3日 下午4:49:06

Author:

changchun

See Also:

Serialized Form

Nested Class Summary

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

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

Constructor Summary

Constructors

Constructor and Description
LruHashMap(int maxCapacity)
LruHashMap(int initialCapacity, int maxCapacity)

Method Summary

Modifier and Type	Method and Description
void	clear()
Map<K,V>	cloneEntry()
V	get(Object key)
int	getMaxCapacity()
V	put(K key, V value)
V	remove(Object key)
protected boolean	removeEldestEntry(Map.Entry<K,V> eldest)
void	setMaxCapacity(int maxCapacity)

Methods inherited from class java.util.LinkedHashMap

containsValue, entrySet, forEach, getOrDefault, keySet, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putAll, putIfAbsent, 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

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

Constructor Detail

LruHashMap

public LruHashMap(int maxCapacity)

LruHashMap

public LruHashMap(int initialCapacity,
                  int maxCapacity)

Method Detail

getMaxCapacity

public int getMaxCapacity()

setMaxCapacity

public void setMaxCapacity(int maxCapacity)

removeEldestEntry

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

Overrides:

removeEldestEntry in class LinkedHashMap<K,V>

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

Overrides:

get in class LinkedHashMap<K,V>

put

public V put(K key,
             V value)

Specified by:

put in interface Map<K,V>

Overrides:

put in class HashMap<K,V>

remove

public V remove(Object key)

Specified by:

remove in interface Map<K,V>

Overrides:

remove in class HashMap<K,V>

clear

public void clear()

Specified by:

clear in interface Map<K,V>

Overrides:

clear in class LinkedHashMap<K,V>

cloneEntry

public Map<K,V> cloneEntry()