org.castor.cache.hashbelt

Class LRUHashbelt

java.lang.Object

org.castor.cache.AbstractBaseCache

org.castor.cache.hashbelt.AbstractHashbelt

org.castor.cache.hashbelt.LRUHashbelt

All Implemented Interfaces:

Map<Object,Object>, Cache

public final class LRUHashbelt
extends AbstractHashbelt

A type of hashbelt that moves requested elements back into the first container when a get or add occurs.

Objects which are rarely used will work their way down the conveyor belt, and eventually be discarded, if they are not referenced.

Since:

1.0

Version:

$Revision: 8102 $ $Date: 2006-04-25 16:09:10 -0600 (Tue, 25 Apr 2006) $

Author:

Ralf Joachim

Nested Class Summary

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

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
static String	TYPE The type of the cache.

Fields inherited from class org.castor.cache.hashbelt.AbstractHashbelt

DEFAULT_CAPACITY, DEFAULT_CONTAINER_CLASS, DEFAULT_CONTAINERS, DEFAULT_MONITOR, DEFAULT_REAPER_CLASS, DEFAULT_TTL, PARAM_CAPACITY, PARAM_CONTAINER_CLASS, PARAM_CONTAINERS, PARAM_MONITOR, PARAM_REAPER_CLASS, PARAM_TTL

Fields inherited from interface org.castor.cache.Cache

DEFAULT_DEBUG, DEFAULT_NAME, DEFAULT_TYPE, PARAM_DEBUG, PARAM_NAME, PARAM_TYPE

Constructor Summary

Constructors

Constructor and Description
LRUHashbelt()

Method Summary

Methods

Modifier and Type	Method and Description
Object	get(Object key)
String	getType() Indicates the type of this cache.
Object	put(Object key, Object value)
void	putAll(Map<? extends Object,? extends Object> map)
Object	remove(Object key)

Methods inherited from class org.castor.cache.hashbelt.AbstractHashbelt

clear, close, containsKey, containsValue, entrySet, getCapacity, getObjectFromCache, getTTL, initialize, isEmpty, keySet, lock, putObjectIntoCache, removeObjectFromCache, size, values

Methods inherited from class org.castor.cache.AbstractBaseCache

expire, expireAll, getName, invokeMethod, invokeStaticMethod

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

equals, hashCode

Field Detail

TYPE

public static final String TYPE

The type of the cache.

See Also:

Constant Field Values

Constructor Detail

LRUHashbelt

public LRUHashbelt()

Method Detail

getType

public String getType()

Indicates the type of this cache.

Returns:

The cache type.

get

public Object get(Object key)

put

public Object put(Object key,
         Object value)

remove

public Object remove(Object key)

putAll

public void putAll(Map<? extends Object,? extends Object> map)