解决 springboot项目启动错误, rocketmq @Autowired 注入错误

你的名字 2022-12-24 08:56 151阅读 0赞

## 解决 springboot项目启动不了, rocketmq @Autowired 注入错误 ##

@Autowired
        private RocketMQTemplate rocketMQTemplate;

idea 打印出来的错误日志

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
    2020-11-27 10:58:07.629 ERROR 18232 --- [           main] o.s.b.d.LoggingFailureAnalysisReporter   : 
    
    ***************************
    APPLICATION FAILED TO START
    ***************************
    
    Description:
    
    An attempt was made to call the method org.apache.rocketmq.client.producer.DefaultMQProducer.<init>(Ljava/lang/String;ZLjava/lang/String;)V but it does not exist. Its class, org.apache.rocketmq.client.producer.DefaultMQProducer, is available from the following locations:
    
        jar:file:/D:/work/maven/myMaven/repository/org/apache/rocketmq/rocketmq-client/4.3.2/rocketmq-client-4.3.2.jar!/org/apache/rocketmq/client/producer/DefaultMQProducer.class
    
    It was loaded from the following location:
    
        file:/D:/work/maven/myMaven/repository/org/apache/rocketmq/rocketmq-client/4.3.2/rocketmq-client-4.3.2.jar
    
    
    Action:
    
    Correct the classpath of your application so that it contains a single, compatible version of org.apache.rocketmq.client.producer.DefaultMQProducer

以前的依赖

<dependency>
                <groupId>org.apache.rocketmq</groupId>
                <artifactId>rocketmq-spring-boot-starter</artifactId>
                
                <version>2.0.3</version>
            </dependency>
            <dependency>
                <groupId>org.apache.rocketmq</groupId>
                <artifactId>rocketmq-client</artifactId>
                <version>4.3.2</version>
            </dependency>
            <dependency>
                <groupId>org.apache.rocketmq</groupId>
                <artifactId>rocketmq-common</artifactId>
                <version>4.5.1</version>
            </dependency>

更改 rocketmq-spring-boot-starter 的 version 为 2.1.0

<dependency>
                <groupId>org.apache.rocketmq</groupId>
                <artifactId>rocketmq-spring-boot-starter</artifactId>
                
                <version>2.1.0</version>
            </dependency>

2020-11-27 20:22:24.240  WARN 9384 --- [           main] o.a.r.s.a.RocketMQAutoConfiguration      : The necessary spring property 'rocketmq.name-server' is not defined, all rockertmq beans creation are skipped!

大功告成