org.cache2k.integration

Interface AsyncCacheLoader<K,V>

public interface AsyncCacheLoader<K,V>

Alternative interface to CacheLoader for asynchronous operation.

Since:

1.4

Author:

Jens Wilke

See Also:

CacheLoader

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	AsyncCacheLoader.Callback<V> Callback for async cache load.
static interface	AsyncCacheLoader.Context<K,V> Relevant context information for a single load request.

Method Summary

Modifier and Type	Method and Description
void	load(K key, AsyncCacheLoader.Context<K,V> context, AsyncCacheLoader.Callback<V> callback) Starts an asynchronous load operation.

Method Detail

load

void load(K key,
          AsyncCacheLoader.Context<K,V> context,
          AsyncCacheLoader.Callback<V> callback)
   throws Exception

Starts an asynchronous load operation.

If this call throws an exception, it is assumed that the load operation was not started and the callback will not called.

Parameters:

key - key of the value to load

context - additional context information for the load operation

callback - interface to notify for load completion

Throws:

Exception - an exception, if the load operation cannot be started

Since:

1.4