new类加载spring托管的bean

1.util

@Component

public class SpringContextUtil implements ApplicationContextAware {


    private static ApplicationContext applicationContext;


    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringContextUtil.applicationContext = applicationContext;
    }


    public static Object getBean(String beanId) throws BeansException {
        return applicationContext.getBean(beanId);
    }

}

2.引用

 (KafkaAgent) SpringContextUtil.getBean("kafkaAgent");