Spring流程

BeanFactory

postProcessAfterInitialization

BeanPostProcessor

bean实例化用户自定义初始化方法init-method

bean定义信息

源码核心代码：AbstractApplicationContext.refresh()

PostProcessor

bean实例化

BeanFatoryPostProcessor

populateBean

new反射

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不同阶段坐不同操作怎么办？观察者模式: 监听器 事件发布

ctx.getBean(\"XXX\")

执行aware接口实现方法

void postProcessBeanFactory(ConfigurableListableBeanFactory var1)

抽象层

属性填充通过set方法设置值

PlaceholderConfigurerSupport

xml

读取器

bean定义信息BeanDefinition

...

postProcessBeforeInitialization

注解

this.prepareRefresh();  --准备工作            ConfigurableListableBeanFactory beanFactory = this.obtainFreshBeanFactory();            this.prepareBeanFactory(beanFactory);                this.postProcessBeanFactory(beanFactory);                StartupStep beanPostProcess = this.applicationStartup.start(\"spring.context.beans.post-process\");                this.invokeBeanFactoryPostProcessors(beanFactory);                this.registerBeanPostProcessors(beanFactory);                beanPostProcess.end();                this.initMessageSource();                this.initApplicationEventMulticaster();                this.onRefresh();                this.registerListeners();                this.finishBeanFactoryInitialization(beanFactory);                this.finishRefresh();

BeanDefinitionReader

完整对象

Container

Class clazz= Person.class;Constructor ctor = clazz.getConstructor();Object obj = ctor.newInstance();

AbstractApplicationContext.refresh()

Environment

后置处理器