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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in org.testifyproject.testifyprojectpliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
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 */
package org.testifyproject.glassfish.hk2.utilities.cache;

import org.testifyproject.glassfish.hk2.utilities.cache.internal.WeakCARCacheImpl;

/**
 * Utilities for creating caches
 * 
 * @author jwells
 *
 */
public class CacheUtilities {
    /**
     * Returns a WEAKCarCache with the given org.testifyproject.testifyprojectputable and the given maximum value size of the cache.
     * The Cache returned will have weak keys, so that when the key becomes only weakly reachable it
     * will be removed from the cache.  However, values will only be removed from the Cache when an operation
     * is performed on the cache or the method {@link WeakCARCache#clearStaleReferences()} is called
     * 
     * @param org.testifyproject.testifyprojectputable The org.testifyproject.testifyprojectputable that is used to get the V from the given K
     * @param maxSize The maximumSize of the cache
     * @param isWeak if true this will keep weak keyes, if false the keys will
     * be hard and will not go away even if they do not exist anywhere else
     * but this cache
     * @return A WeakCARCache that is empty
     */
    public static  WeakCARCache createWeakCARCache(Computable org.testifyproject.testifyprojectputable, int maxSize, boolean isWeak) {
        return new WeakCARCacheImpl(org.testifyproject.testifyprojectputable, maxSize, isWeak);
    }

}