com.h3c.sdn.misc.net

Class ConcurrentAgingLRUHashMap<K,V>

java.lang.Object

com.h3c.sdn.misc.net.ConcurrentAgingLRUHashMap<K,V>

Type Parameters:

K - Key

V - Value

public class ConcurrentAgingLRUHashMap<K,V>
extends Object

ConcurrentAgingLRUHashMap is a wrapper around concurrent HashMap which provides per record aging feature and limits the size of the table.

Field Summary

Fields

Modifier and Type	Field and Description
CopyOnWriteArrayList<NMAlgoListener>	algoListenerList

Constructor Summary

Constructors

Constructor and Description
ConcurrentAgingLRUHashMap(long size) Constructs a ConcurrentAgingLRUHashMap structure.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Clear all entries in the map.
Set<Map.Entry<K,V>>	entrySet() Return a set with key value pair.
V	get(K key) Returns the value for given key.
void	othersClear()
void	put(K key, V value) Stores the key value pair into the Map.
void	remove(K key) Remove the value for given key.
void	removeOthers(K key) Remove the value for given key.
void	replace(K key, V value) Replace the entry for the given Key Value pair.
int	size() Returns the number of entries.
Collection<V>	values() Return a collection with only values

Methods inherited from class java.lang.Object

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

Field Detail

algoListenerList

public CopyOnWriteArrayList<NMAlgoListener> algoListenerList

Constructor Detail

ConcurrentAgingLRUHashMap

public ConcurrentAgingLRUHashMap(long size)

Constructs a ConcurrentAgingLRUHashMap structure.

Parameters:

size - max size allowed for the map

Method Detail

size

public int size()

Returns the number of entries.

Returns:

size of the map

get

public V get(K key)

Returns the value for given key.

Parameters:

key - for which value needs to retrieved

Returns:

value corresponding to the key

put

public void put(K key,
       V value)

Stores the key value pair into the Map.

Parameters:

key - Key

value - Value

remove

public void remove(K key)

Remove the value for given key.

Parameters:

key - remove value corresponding to key

removeOthers

public void removeOthers(K key)

Remove the value for given key.

Parameters:

key - remove value corresponding to key

replace

public void replace(K key,
           V value)

Replace the entry for the given Key Value pair.

Parameters:

key - Key

value - Value

entrySet

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

Return a set with key value pair.

Returns:

Set Set with key value pair

values

public Collection<V> values()

Return a collection with only values

Returns:

values collection of values

clear

public void clear()

Clear all entries in the map.

othersClear

public void othersClear()