ConfigBeanPostProcessor.java 文件源码

@Override
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
    if (!(beanFactory instanceof ConfigurableBeanFactory)) {
        throw new IllegalStateException("Not running in a ConfigurableBeanFactory: " + beanFactory);
    }
    this.beanFactory = (ConfigurableBeanFactory) beanFactory;
}