org.cache2k.AdvancedKeyValueSource Maven / Gradle / Ivy
package org.cache2k;
/*
* #%L
* cache2k API
* %%
* Copyright (C) 2000 - 2020 headissue GmbH, Munich
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
import java.util.Map;
/**
* {@link KeyValueSource} with bulk {@link #get(Object) get} and prefetching.
*
* @author Jens Wilke
* @since 1.0
*/
public interface AdvancedKeyValueSource extends KeyValueSource {
/**
* Retrieves all values for the given keys. For a more detailed description see
* the cache interface.
*
* @see Cache#getAll(Iterable)
*/
Map getAll(Iterable keys);
/**
* Notify the cache about the intention to retrieve the value for this key in the
* near future. For a more detailed description see the cache interface.
*
* @see Cache#prefetch(Object)
*/
void prefetch(K key);
/**
* Notify the cache about the intention to retrieve the value for the keys in the
* near future. For a more detailed description see the cache interface.
*
* @see Cache#prefetchAll(Iterable, CacheOperationCompletionListener)
*/
void prefetchAll(Iterable keys, CacheOperationCompletionListener listener);
}