001/*
002 * Copyright 2002-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.cache.interceptor;
018
019import java.util.ArrayList;
020import java.util.Arrays;
021import java.util.Collection;
022
023import org.springframework.cache.CacheManager;
024import org.springframework.lang.Nullable;
025
026/**
027 * A {@link CacheResolver} that forces the resolution to a configurable
028 * collection of name(s) against a given {@link CacheManager}.
029 *
030 * @author Stephane Nicoll
031 * @since 4.1
032 */
033public class NamedCacheResolver extends AbstractCacheResolver {
034
035        @Nullable
036        private Collection<String> cacheNames;
037
038
039        public NamedCacheResolver() {
040        }
041
042        public NamedCacheResolver(CacheManager cacheManager, String... cacheNames) {
043                super(cacheManager);
044                this.cacheNames = new ArrayList<>(Arrays.asList(cacheNames));
045        }
046
047
048        /**
049         * Set the cache name(s) that this resolver should use.
050         */
051        public void setCacheNames(Collection<String> cacheNames) {
052                this.cacheNames = cacheNames;
053        }
054
055        @Override
056        protected Collection<String> getCacheNames(CacheOperationInvocationContext<?> context) {
057                return this.cacheNames;
058        }
059
060}