com.tangosol.net.cache

Interface CacheLoader<K,V>

All Known Subinterfaces:

CacheStore<K,V>, IterableCacheLoader<K,V>

All Known Implementing Classes:

AbstractCacheLoader, AbstractCacheStore, BinaryStoreCacheStore, CacheLoaderCacheStore, CacheLoaderCacheStore.Iterable, MapCacheStore, NullImplementation.NullCacheStore, ReadWriteBackingMap.CacheLoaderCacheStore

public interface CacheLoader<K,V>

A JCache CacheLoader.

Since:

Coherence 2.2

Author:

cp 2003.05.29

Method Summary

Modifier and Type	Method and Description
V	load(K key) Return the value associated with the specified key, or null if the key does not have an associated value in the underlying store.
Map<K,V>	loadAll(Collection<? extends K> colKeys) Return the values associated with each the specified keys in the passed collection.

Method Detail

load

V load(K key)

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

Parameters:

key - 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

Map<K,V> loadAll(Collection<? extends K> 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.

Parameters:

colKeys - a collection of keys to load

Returns:

a Map of keys to associated values for the specified keys