spring-kafka BackOffHandler 源码
spring-kafka BackOffHandler 代码
文件路径：/spring-kafka/src/main/java/org/springframework/kafka/listener/BackOffHandler.java
/*
* Copyright 2022 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.listener;
import org.apache.kafka.common.TopicPartition;
import org.springframework.lang.Nullable;
/**
* Handler for the provided back off time, listener container and exception.
* Also supports back off for individual partitions.
*
* @author Jan Marincek
* @author Gary Russell
* @since 2.9
*/
public interface BackOffHandler {
/**
* Perform the next back off.
* @param container the container.
* @param exception the exception.
* @param nextBackOff the next back off.
*/
default void onNextBackOff(@Nullable MessageListenerContainer container, Exception exception, long nextBackOff) {
throw new UnsupportedOperationException();
}
/**
* Perform the next back off for a partition.
* @param container the container.
* @param partition the partition.
* @param nextBackOff the next back off.
*/
default void onNextBackOff(MessageListenerContainer container, TopicPartition partition,
long nextBackOff) {
throw new UnsupportedOperationException();
}
}
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