org.springframework.amqp.rabbit.annotation.RabbitBootstrapConfiguration Maven / Gradle / Ivy
/*
* Copyright 2002-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.amqp.rabbit.annotation;
import org.springframework.amqp.rabbit.config.RabbitListenerConfigUtils;
import org.springframework.amqp.rabbit.listener.RabbitListenerEndpointRegistry;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.type.AnnotationMetadata;
/**
* An {@link ImportBeanDefinitionRegistrar} class that registers
* a {@link RabbitListenerAnnotationBeanPostProcessor} bean capable of processing
* Spring's @{@link RabbitListener} annotation.
* Also register a default {@link RabbitListenerEndpointRegistry}.
*
* This configuration class is automatically imported when using the @{@link EnableRabbit}
* annotation.
*
* @author Stephane Nicoll
* @author Artem Bilan
*
* @since 1.4
*
* @see RabbitListenerAnnotationBeanPostProcessor
* @see RabbitListenerEndpointRegistry
* @see EnableRabbit
*/
public class RabbitBootstrapConfiguration implements ImportBeanDefinitionRegistrar {
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
if (!registry.containsBeanDefinition(
RabbitListenerConfigUtils.RABBIT_LISTENER_ANNOTATION_PROCESSOR_BEAN_NAME)) {
registry.registerBeanDefinition(RabbitListenerConfigUtils.RABBIT_LISTENER_ANNOTATION_PROCESSOR_BEAN_NAME,
new RootBeanDefinition(RabbitListenerAnnotationBeanPostProcessor.class));
}
if (!registry.containsBeanDefinition(RabbitListenerConfigUtils.RABBIT_LISTENER_ENDPOINT_REGISTRY_BEAN_NAME)) {
registry.registerBeanDefinition(RabbitListenerConfigUtils.RABBIT_LISTENER_ENDPOINT_REGISTRY_BEAN_NAME,
new RootBeanDefinition(RabbitListenerEndpointRegistry.class));
}
}
}