org.apache.bookkeeper.mledger.impl.EntryCacheEvictionPolicy Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.bookkeeper.mledger.impl;
import java.util.List;
/**
* Cache eviction policy abstraction interface.
*
*/
public interface EntryCacheEvictionPolicy {
/**
* Perform the cache eviction of at least sizeToFree bytes on the supplied list of caches.
*
* @param caches
* the list of caches to consider
* @param sizeToFree
* the minimum size in bytes to be freed
*/
void doEviction(List caches, long sizeToFree);
}