apollo-client/src/main/java/com/ctrip/framework/apollo/spring/annotation/ApolloAnnotationProcessor.java/ApolloAnnotationProcessor/setBeanFactory
class ApolloAnnotationProcessor:  @Override
  public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
    this.configurableBeanFactory = (ConfigurableBeanFactory) beanFactory;
  }