001/*
002 * Copyright 2002-2020 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.jcache.config;
018
019import org.springframework.beans.factory.config.BeanDefinition;
020import org.springframework.cache.annotation.AbstractCachingConfiguration;
021import org.springframework.cache.annotation.CachingConfigurer;
022import org.springframework.cache.interceptor.CacheResolver;
023import org.springframework.cache.jcache.interceptor.DefaultJCacheOperationSource;
024import org.springframework.cache.jcache.interceptor.JCacheOperationSource;
025import org.springframework.context.annotation.Bean;
026import org.springframework.context.annotation.Configuration;
027import org.springframework.context.annotation.Role;
028
029/**
030 * Abstract JSR-107 specific {@code @Configuration} class providing common
031 * structure for enabling JSR-107 annotation-driven cache management capability.
032 *
033 * @author Stephane Nicoll
034 * @since 4.1
035 * @see JCacheConfigurer
036 */
037@Configuration
038public abstract class AbstractJCacheConfiguration extends AbstractCachingConfiguration {
039
040        protected CacheResolver exceptionCacheResolver;
041
042        @Override
043        protected void useCachingConfigurer(CachingConfigurer config) {
044                super.useCachingConfigurer(config);
045                if (config instanceof JCacheConfigurer) {
046                        this.exceptionCacheResolver = ((JCacheConfigurer) config).exceptionCacheResolver();
047                }
048        }
049
050        @Bean(name = "jCacheOperationSource")
051        @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
052        public JCacheOperationSource cacheOperationSource() {
053                DefaultJCacheOperationSource source = new DefaultJCacheOperationSource();
054                if (this.cacheManager != null) {
055                        source.setCacheManager(this.cacheManager);
056                }
057                if (this.keyGenerator != null) {
058                        source.setKeyGenerator(this.keyGenerator);
059                }
060                if (this.cacheResolver != null) {
061                        source.setCacheResolver(this.cacheResolver);
062                }
063                if (this.exceptionCacheResolver != null) {
064                        source.setExceptionCacheResolver(this.exceptionCacheResolver);
065                }
066                return source;
067        }
068
069}