ml.karmaconfigs.shaded.maputil.EntryWeigher Maven / Gradle / Ivy

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This API helps you to send messages between a server and a client. It's supposed to work with computers out of the same network, but I haven't tested it.

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/*
 * Copyright 2012 Google Inc. All Rights Reserved.
 *
 * 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.
 */
package ml.karmaconfigs.shaded.maputil;

/**
 * A class that can determine the weight of an entry. The total weight threshold
 * is used to determine when an eviction is required.
 *
 * @author [email protected] (Ben Manes)
 * @see 
 * http://code.google.com/p/concurrentlinkedhashmap/
 */
public interface EntryWeigher {

    /**
     * Measures an entry's weight to determine how many units of capacity that
     * the key and value consumes. An entry must consume a minimum of one unit.
     *
     * @param key   the key to weigh
     * @param value the value to weigh
     * @return the entry's weight
     */
    int weightOf(K key, V value);
}