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.scheduling.aspectj;
018
019import org.springframework.beans.factory.config.BeanDefinition;
020import org.springframework.context.annotation.Bean;
021import org.springframework.context.annotation.Configuration;
022import org.springframework.context.annotation.Role;
023import org.springframework.scheduling.annotation.AbstractAsyncConfiguration;
024import org.springframework.scheduling.annotation.EnableAsync;
025import org.springframework.scheduling.config.TaskManagementConfigUtils;
026
027/**
028 * {@code @Configuration} class that registers the Spring infrastructure beans necessary
029 * to enable AspectJ-based asynchronous method execution.
030 *
031 * @author Chris Beams
032 * @author Stephane Nicoll
033 * @since 3.1
034 * @see EnableAsync
035 * @see org.springframework.scheduling.annotation.AsyncConfigurationSelector
036 * @see org.springframework.scheduling.annotation.ProxyAsyncConfiguration
037 */
038@Configuration
039@Role(BeanDefinition.ROLE_INFRASTRUCTURE)
040public class AspectJAsyncConfiguration extends AbstractAsyncConfiguration {
041
042        @Bean(name = TaskManagementConfigUtils.ASYNC_EXECUTION_ASPECT_BEAN_NAME)
043        @Role(BeanDefinition.ROLE_INFRASTRUCTURE)
044        public AnnotationAsyncExecutionAspect asyncAdvisor() {
045                AnnotationAsyncExecutionAspect asyncAspect = AnnotationAsyncExecutionAspect.aspectOf();
046                if (this.executor != null) {
047                        asyncAspect.setExecutor(this.executor);
048                }
049                if (this.exceptionHandler != null) {
050                        asyncAspect.setExceptionHandler(this.exceptionHandler);
051                }
052                return asyncAspect;
053        }
054
055}