ConfigurationClassPostProcessor加载@bean等注解类

1.加载特殊的bean,如 “org.springframework.context.annotation.internalConfigurationAnnotationProcessor”(ConfigurationClassPostProcessor)
![在这里插入图片描述](https://img-blog.csdnimg.cn/da9c27f238d04499998ed653fd280bad.png

2. ConfigurationClassPostProcessor加载@bean等注解类