spring-kafka KafkaListeners 源码
spring-kafka KafkaListeners 代码
文件路径：/spring-kafka/src/main/java/org/springframework/kafka/annotation/KafkaListeners.java
/*
* Copyright 2016-2019 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.kafka.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Container annotation that aggregates several {@link KafkaListener} annotations.
* <p>
* Can be used natively, declaring several nested {@link KafkaListener} annotations.
* Can also be used in conjunction with Java 8's support for repeatable annotations,
* where {@link KafkaListener} can simply be declared several times on the same method
* (or class), implicitly generating this container annotation.
*
* @author Gary Russell
*
* @see KafkaListener
*/
@Target({ ElementType.TYPE, ElementType.METHOD, ElementType.ANNOTATION_TYPE })
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface KafkaListeners {
KafkaListener[] value();
}
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