/*
 * Copyright (C) 2011 The Guava Authors
 *
 * 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 org.glassfish.jersey.internal.guava;

import java.util.Iterator;
import java.util.Map;
import java.util.concurrent.ConcurrentMap;

The reason why a cached entry was removed.
Author:
Charles Fry
Since:
10.0/**
 * The reason why a cached entry was removed.
 *
 * @author Charles Fry
 * @since 10.0
 */
public enum RemovalCause {
    
The entry was manually removed by the user. This can result from the user invoking Cache.invalidate, Cache.invalidateAll(Iterable), Cache.invalidateAll(), Map.remove, Map.remove, or Iterator.remove. /**
     * The entry was manually removed by the user. This can result from the user invoking
     * {@link Cache#invalidate}, {@link Cache#invalidateAll(Iterable)}, {@link Cache#invalidateAll()},
     * {@link Map#remove}, {@link ConcurrentMap#remove}, or {@link Iterator#remove}.
     */
    EXPLICIT {
    },

    
The entry itself was not actually removed, but its value was replaced by the user. This can result from the user invoking Cache.put, LoadingCache.refresh, Map.put, Map.putAll, ConcurrentMap.replace(Object, Object), or ConcurrentMap.replace(Object, Object, Object). /**
     * The entry itself was not actually removed, but its value was replaced by the user. This can
     * result from the user invoking {@link Cache#put}, {@link LoadingCache#refresh}, {@link Map#put},
     * {@link Map#putAll}, {@link ConcurrentMap#replace(Object, Object)}, or
     * {@link ConcurrentMap#replace(Object, Object, Object)}.
     */
    REPLACED {
    },

    
The entry was removed automatically because its key or value was garbage-collected. This can occur when using CacheBuilder.weakKeys, CacheBuilder.weakValues, or CacheBuilder.softValues. /**
     * The entry was removed automatically because its key or value was garbage-collected. This
     * can occur when using {@link CacheBuilder#weakKeys}, {@link CacheBuilder#weakValues}, or
     * {@link CacheBuilder#softValues}.
     */
    COLLECTED {
    },

    
The entry's expiration timestamp has passed. This can occur when using CacheBuilder.expireAfterWrite or CacheBuilder.expireAfterAccess. /**
     * The entry's expiration timestamp has passed. This can occur when using
     * {@link CacheBuilder#expireAfterWrite} or {@link CacheBuilder#expireAfterAccess}.
     */
    EXPIRED {
    },

    
The entry was evicted due to size constraints. This can occur when using CacheBuilder.maximumSize or CacheBuilder.maximumWeight. /**
     * The entry was evicted due to size constraints. This can occur when using
     * {@link CacheBuilder#maximumSize} or {@link CacheBuilder#maximumWeight}.
     */
    SIZE {
    }

}