RocketMQ使用

问题及解决方案

问题一:Spring boot融合RocketMQ,启动时报错,更换spring boot版本或直接使用RocketMQ解决

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.3.6.RELEASE</version>
    </parent>
    <dependency>
      <groupId>org.apache.rocketmq</groupId>
      <artifactId>rocketmq-spring-boot-starter</artifactId>
      <version>2.1.0</version>
    </dependency>
    
报错信息:
[ ERROR ] [2020-06-29 16:13:32] [main-org.springframework.boot.SpringApplication--821 line]  - Application startup failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration': Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration$$EnhancerBySpringCGLIB$$85647c72]: No default constructor found; nested exception is java.lang.NoSuchMethodException: org.apache.rocketmq.spring.autoconfigure.ListenerContainerConfiguration$$EnhancerBySpringCGLIB$$85647c72.<init>()
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1105)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1050)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:772)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:839)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:538)
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:118)
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:760)
    at org.springframework.boot.SpringApplication.createAndRefreshContext(SpringApplication.java:360)
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:306)

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