RabbitMQ 消息转换器

        <dependency>
            <groupId>com.fasterxml.jackson.dataformat</groupId>
            <artifactId>jackson-dataformat-xml</artifactId>
            <version>2.13.3</version>
        </dependency>

import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
 
    @Bean
    public MessageConverter json(){
        return new Jackson2JsonMessageConverter();
    }