org.cache2k.LongCache 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%
*/
/**
* Specialized version of {@link Cache} for long keys.
*
* The version of cache2k 1.2 does not provide particular optimizations for long keys.
* Future versions of cache2k may provide specialized implementations for long
* keys that enhance the efficiency. The interface is introduced along with {@link IntCache}
* to be able to provide optimized implementations of cache2k for {@code long} keys, without
* another API change.
*
* @author Jens Wilke
* @since 1.2
* @deprecated will be removed in version 2.0
*/
public interface LongCache extends Cache, LongKeyValueStore {
/**
* Specialized version of {@code peek} for long keys.
*
* @see Cache#peek(Object)
* @since 1.2
*/
V peek(long key);
/**
* Specialized version of {@code containsKey} for long keys.
*
* @see Cache#containsKey(Object)
*/
boolean containsKey(long key);
}