com.tangosol.net.cache
Class AbstractCacheLoader

java.lang.Object
  com.tangosol.util.Base
      com.tangosol.net.cache.AbstractCacheLoader

All Implemented Interfaces:

CacheLoader

Direct Known Subclasses:

AbstractCacheStore

public abstract class AbstractCacheLoader
extends Base
implements CacheLoader

An abstract base class for the JCache CacheLoader.

Author:

cp 2003.05.29

Constructor Summary

AbstractCacheLoader()

Method Summary

abstract Object	load(Object oKey) Return the value associated with the specified key, or null if the key does not have an associated value in the underlying store.
Map	loadAll(Collection colKeys) Return the values associated with each the specified keys in the passed collection.

Constructor Detail

AbstractCacheLoader

public AbstractCacheLoader()

Method Detail

load

public abstract Object load(Object oKey)

Return the value associated with the specified key, or null if the key does not have an associated value in the underlying store.

Specified by:

load in interface CacheLoader

Parameters:

oKey - key whose associated value is to be returned

Returns:

the value associated with the specified key, or null if no value is available for that key

loadAll

public Map loadAll(Collection colKeys)

Return the values associated with each the specified keys in the passed collection. If a key does not have an associated value in the underlying store, then the return map will not have an entry for that key.

Specified by:

loadAll in interface CacheLoader

Parameters:

colKeys - a collection of keys to load

Returns:

a Map of keys to associated values for the specified keys