[英]Kafka - InvalidTopicException when using multiple topics
我有一个 SpringBoot 应用程序,我在其中使用带有主题和 groupId 的 @KafkaListener 注释。 我有两个话题需要听众倾听。 听一个主题时,任何一个都可以正常工作
@KafkaListener(topics = "topic1", groupId = "local")
要么
@KafkaListener(topics = "topic2", groupId = "local")
然而,当我像这样将两者结合起来时(这是我对如何在一个听众上做多个主题的理解):
@KafkaListener(topics = {"topic1,topic2"}, groupId = "local")
,我得到如下滚动异常:
{
"app": "myApp",
"@timestamp": "2022-12-20T12:01:55.004Z",
"userId": "",
"hostname": "",
"ipAddress": "",
"logger": "org.apache.kafka.clients.Metadata",
"level": "ERROR",
"thread": "org.springframework.kafka.KafkaListenerEndpointContainer#0-0-C-1",
"message": "[Consumer clientId=consumer-local-1, groupId=local] Metadata response reported invalid topics [topic1,topic2]",
"class": "org.apache.kafka.clients.Metadata",
"method": "checkInvalidTopics",
"file": "Metadata.java",
"line": 294
}
{
"app": "myApp",
"@timestamp": "2022-12-20T12:01:55.004Z",
"userId": "",
"hostname": "",
"ipAddress": "",
"logger": "org.apache.kafka.clients.consumer.internals.AbstractCoordinator",
"level": "INFO",
"thread": "org.springframework.kafka.KafkaListenerEndpointContainer#0-0-C-1",
"message": "[Consumer clientId=consumer-local-1, groupId=local] Rebalance failed.",
"class": "org.apache.kafka.clients.consumer.internals.AbstractCoordinator",
"method": "joinGroupIfNeeded",
"file": "AbstractCoordinator.java",
"line": 470,
"stack": "org.apache.kafka.common.errors.InvalidTopicException: Invalid topics: [topic1,topic2]\n"
}
非常感谢任何关于我做错的想法。 谢谢
您可以通过在逗号分隔的对象中传递它们来收听同一个@KafkaListener 中的多个主题。 在你的情况下应该是
@KafkaListener(topics = {"topic1", "topic2"}, groupId = "local")
试试这个:
{"topic1", "topic2"}
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