001/*
002 * Copyright 2002-2018 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.annotation;
018
019import org.springframework.beans.factory.config.BeanDefinition;
020import org.springframework.cache.config.CacheManagementConfigUtils;
021import org.springframework.cache.interceptor.BeanFactoryCacheOperationSourceAdvisor;
022import org.springframework.cache.interceptor.CacheInterceptor;
023import org.springframework.cache.interceptor.CacheOperationSource;
024import org.springframework.context.annotation.Bean;
025import org.springframework.context.annotation.Configuration;
026import org.springframework.context.annotation.Role;
027
028/**
029 * {@code @Configuration} class that registers the Spring infrastructure beans necessary
030 * to enable proxy-based annotation-driven cache management.
031 *
032 * @author Chris Beams
033 * @author Juergen Hoeller
034 * @since 3.1
035 * @see EnableCaching
036 * @see CachingConfigurationSelector
037 */
038@Configuration
039@Role(BeanDefinition.ROLE_INFRASTRUCTURE)
040public class ProxyCachingConfiguration extends AbstractCachingConfiguration {
041
042        @Bean(name = CacheManagementConfigUtils.CACHE_ADVISOR_BEAN_NAME)
043        @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
044        public BeanFactoryCacheOperationSourceAdvisor cacheAdvisor() {
045                BeanFactoryCacheOperationSourceAdvisor advisor = new BeanFactoryCacheOperationSourceAdvisor();
046                advisor.setCacheOperationSource(cacheOperationSource());
047                advisor.setAdvice(cacheInterceptor());
048                if (this.enableCaching != null) {
049                        advisor.setOrder(this.enableCaching.<Integer>getNumber("order"));
050                }
051                return advisor;
052        }
053
054        @Bean
055        @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
056        public CacheOperationSource cacheOperationSource() {
057                return new AnnotationCacheOperationSource();
058        }
059
060        @Bean
061        @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
062        public CacheInterceptor cacheInterceptor() {
063                CacheInterceptor interceptor = new CacheInterceptor();
064                interceptor.configure(this.errorHandler, this.keyGenerator, this.cacheResolver, this.cacheManager);
065                interceptor.setCacheOperationSource(cacheOperationSource());
066                return interceptor;
067        }
068
069}