org.sape.carbon.services.cache.mru
Class MultiGetMRUCache

java.lang.Object
  |
  +--org.sape.carbon.services.cache.mru.AbstractMRUCache
        |
        +--org.sape.carbon.services.cache.mru.MultiGetMRUCache

All Implemented Interfaces:

Cache, Configurable, FunctionalInterface, Initializable, Map, MRUCache, MultiGetCache, Schedulable

public class MultiGetMRUCache

extends AbstractMRUCache

implements MultiGetCache, MRUCache, Configurable, Initializable

This class extends the AbstractMRUCache to add multi-get functionality. Copyright 2002 Sapient

Since:

carbon 1.0

Version:

$Revision: 1.11 $($Author: dvoet $ / $Date: 2003/05/05 21:21:07 $)

Author:

Doug Voet, April 2002

Field Summary

protected MultiGetMRUCacheDataLoader	dataLoader Holds the dataloader for this cache.
private org.apache.commons.logging.Log	log The handle to Apache-commons logger

Fields inherited from class org.sape.carbon.services.cache.mru.AbstractMRUCache

cacheHits, cacheMisses, capacity, DEFAULT_ELEMENT_EXPIRATION_INTERVAL, expirationInterval, keyMap, map, MAX_EXPIRATION_TIME, name, ordering

Constructor Summary

MultiGetMRUCache()

Method Summary

void	configure(ComponentConfiguration configuration) Configure the component.
Object	get(Object key)
Map	getMultiple(Set keys) Gets multiple data elements from the cache.

Methods inherited from class org.sape.carbon.services.cache.mru.AbstractMRUCache

clear, containsKey, containsValue, entrySet, getCacheHits, getCacheMisses, getCapacity, getExpirationInterval, getHitPercentage, getHits, getMisses, getObject, getSize, initialize, isEmpty, keySet, put, putAll, refreshAll, remove, removeLast, runScheduledTask, setCapacity, setExpirationInterval, size, toString, values

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.sape.carbon.services.cache.Cache

refreshAll

Methods inherited from interface java.util.Map

clear, containsKey, containsValue, entrySet, equals, hashCode, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from interface org.sape.carbon.services.scheduler.Schedulable

runScheduledTask

Methods inherited from interface org.sape.carbon.services.cache.mru.MRUCache

getHitPercentage, getHits, getMisses, getSize

Methods inherited from interface org.sape.carbon.core.component.lifecycle.Initializable

initialize

Field Detail

log

private org.apache.commons.logging.Log log

The handle to Apache-commons logger

dataLoader

protected MultiGetMRUCacheDataLoader dataLoader

Holds the dataloader for this cache.

Constructor Detail

MultiGetMRUCache

public MultiGetMRUCache()

Method Detail

configure

public void configure(ComponentConfiguration configuration)

Description copied from interface: Configurable

Configure the component. This is preceded and followed by the suspend and resume operations if they are available on the component.

Specified by:

configure in interface Configurable

Overrides:

configure in class AbstractMRUCache

Parameters:

configuration - the configuration for this component

See Also:

Configurable.configure(ComponentConfiguration)

getMultiple

public Map getMultiple(Set keys)

Description copied from interface: MultiGetCache

Gets multiple data elements from the cache.

Specified by:

getMultiple in interface MultiGetCache

Parameters:

keys - a Set of the keys to get

Returns:

Map a map keyed by the elements of the parameter keys, the values are the corresponding data elements in the cache. Only found elements are returned.

See Also:

MultiGetCache.getMultiple(Set)

get

public Object get(Object key)

Specified by:

get in interface Map

See Also:

Map.get(Object)