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Can the starter provide support for deserializing generic parameters?

See original GitHub issue

When I created the following code, there was an exception： `@Slf4j @Service @RocketMQMessageListener(consumerGroup = “abc” ,topic = TopicConstant.test_topic) public class TestConsumer implements RocketMQListener<TestEvent<String>> {

@Override
public void onMessage(TestEvent<String> s) {
    log.info("consumer message:{}", s);
}

Exception------- Caused by: java.lang.ClassCastException: sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl cannot be cast to java.lang.Class at org.apache.rocketmq.spring.support.DefaultRocketMQListenerContainer.getMessageType(DefaultRocketMQListenerContainer.java:381) at org.apache.rocketmq.spring.support.DefaultRocketMQListenerContainer.afterPropertiesSet(DefaultRocketMQListenerContainer.java:277) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1804) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1741) ... 19 common frames omitted

Issue Analytics

State:
Created 4 years ago
Comments:6 (3 by maintainers)

Top GitHub Comments

1reaction

zhoulinshuncommented, Apr 18, 2019

hmm, interesting, it is deserves to investigate and improve. 前一段时间在项目中遇到了这个问题，不过通过改写org.apache.rocketmq.spring.support.DefaultRocketMQListenerContainer 已经暂时解决了这个问题，期待你们的下一次更新。

0reactions

walking98commented, Apr 19, 2019

嗯，有空可以把你解决的细节给大家共享一下。也有助于我们提高这块代码 😃