org.jboss.metadata.plugins.cache
Class ConcurrentHashMapCache<K,V>

java.lang.Object
  org.jboss.metadata.plugins.cache.ConcurrentHashMapCache<K,V>

Type Parameters:

K - the key class

V - the value class

All Implemented Interfaces:

Cache<K,V>

public class ConcurrentHashMapCache<K,V>
extends Object
implements Cache<K,V>

Simple map backed-up cache.

Author:

Ales Justin

Constructor Summary

ConcurrentHashMapCache()

Method Summary

void	clear() Clear node.
V	get(K key) Get value under key.
V	put(K key, V value) Put value under key.
V	remove(K key) Remove value under key.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConcurrentHashMapCache

public ConcurrentHashMapCache()

Method Detail

put

public V put(K key,
             V value)

Description copied from interface: Cache

Put value under key.

Specified by:

put in interface Cache<K,V>

Parameters:

key - the key

value - the value

Returns:

old value if exists

get

public V get(K key)

Description copied from interface: Cache

Get value under key.

Specified by:

get in interface Cache<K,V>

Parameters:

key - the key

Returns:

old value if exists

remove

public V remove(K key)

Description copied from interface: Cache

Remove value under key.

Specified by:

remove in interface Cache<K,V>

Parameters:

key - the key

Returns:

removed value

clear

public void clear()

Description copied from interface: Cache

Clear node.

Specified by:

clear in interface Cache<K,V>