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 advisor.setOrder(this.enableCaching.<Integer>getNumber("order")); 049 return advisor; 050 } 051 052 @Bean 053 @Role(BeanDefinition.ROLE_INFRASTRUCTURE) 054 public CacheOperationSource cacheOperationSource() { 055 return new AnnotationCacheOperationSource(); 056 } 057 058 @Bean 059 @Role(BeanDefinition.ROLE_INFRASTRUCTURE) 060 public CacheInterceptor cacheInterceptor() { 061 CacheInterceptor interceptor = new CacheInterceptor(); 062 interceptor.setCacheOperationSources(cacheOperationSource()); 063 if (this.cacheResolver != null) { 064 interceptor.setCacheResolver(this.cacheResolver); 065 } 066 else if (this.cacheManager != null) { 067 interceptor.setCacheManager(this.cacheManager); 068 } 069 if (this.keyGenerator != null) { 070 interceptor.setKeyGenerator(this.keyGenerator); 071 } 072 if (this.errorHandler != null) { 073 interceptor.setErrorHandler(this.errorHandler); 074 } 075 return interceptor; 076 } 077 078}