坑爹的 org.apache.rocketmq:rocketmq-spring-boot-starter
org.apache.rocketmq:rocketmq-spring-boot-starter:2.2.2 和 com.alibaba:fastjson:2.0.15 一起使用的时候，会报错
java.lang.RuntimeException: java.lang.IllegalStateException: org.apache.rocketmq.remoting.exception.RemotingSendRequestException: send request to <192.168.1.126:9876> failed
at org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration.registerContainer(ListenerContainerConfiguration.java:123) ~[rocketmq-spring-boot-2.2.2.jar:2.2.2]
at java.base/java.util.HashMap.forEach(HashMap.java:1421) ~[na:na]
at org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration.afterSingletonsInstantiated(ListenerContainerConfiguration.java:79) ~[rocketmq-spring-boot-2.2.2.jar:2.2.2]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:974) ~[spring-beans-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918) ~[spring-context-5.3.23.jar:5.3.23]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.23.jar:5.3.23]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.5.jar:2.7.5]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:734) ~[spring-boot-2.7.5.jar:2.7.5]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) ~[spring-boot-2.7.5.jar:2.7.5]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:308) ~[spring-boot-2.7.5.jar:2.7.5]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1306) ~[spring-boot-2.7.5.jar:2.7.5]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1295) ~[spring-boot-2.7.5.jar:2.7.5]
at com.example.costomer.CostomerApplication.main(CostomerApplication.java:10) ~[main/:na]
Caused by: java.lang.IllegalStateException: org.apache.rocketmq.remoting.exception.RemotingSendRequestException: send request to <192.168.1.126:9876> failed
at org.apache.rocketmq.client.impl.factory.MQClientInstance.updateTopicRouteInfoFromNameServer(MQClientInstance.java:680) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.factory.MQClientInstance.updateTopicRouteInfoFromNameServer(MQClientInstance.java:510) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.consumer.DefaultMQPushConsumerImpl.updateTopicSubscribeInfoWhenSubscriptionChanged(DefaultMQPushConsumerImpl.java:871) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.consumer.DefaultMQPushConsumerImpl.start(DefaultMQPushConsumerImpl.java:654) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.consumer.DefaultMQPushConsumer.start(DefaultMQPushConsumer.java:707) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.spring.support.DefaultRocketMQListenerContainer.start(DefaultRocketMQListenerContainer.java:332) ~[rocketmq-spring-boot-2.2.2.jar:2.2.2]
at org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration.registerContainer(ListenerContainerConfiguration.java:120) ~[rocketmq-spring-boot-2.2.2.jar:2.2.2]
... 12 common frames omitted
Caused by: org.apache.rocketmq.remoting.exception.RemotingSendRequestException: send request to <192.168.1.126:9876> failed
at org.apache.rocketmq.remoting.netty.NettyRemotingAbstract.invokeSyncImpl(NettyRemotingAbstract.java:440) ~[rocketmq-remoting-4.9.3.jar:4.9.3]
at org.apache.rocketmq.remoting.netty.NettyRemotingClient.invokeSync(NettyRemotingClient.java:390) ~[rocketmq-remoting-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.MQClientAPIImpl.getTopicRouteInfoFromNameServer(MQClientAPIImpl.java:1379) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.MQClientAPIImpl.getTopicRouteInfoFromNameServer(MQClientAPIImpl.java:1369) ~[rocketmq-client-4.9.3.jar:4.9.3]
at org.apache.rocketmq.client.impl.factory.MQClientInstance.updateTopicRouteInfoFromNameServer(MQClientInstance.java:623) ~[rocketmq-client-4.9.3.jar:4.9.3]
... 18 common frames omitted