Spring源码时序图

JdkDynamicAopProxy

FrameworkServlet

Aop

applyBeanPostProcessorsAfterInitialization()

refreshBeanFactory()

wrapIfNecessary()

populateBean()

initHandlerAdapters

onRefresh

ProxyFactory

onRefresh()

DefaultBeanDefinitionDocumentReader

loadBeanDefinitions(reader)

createWebApplicationContext()

反射获取实例，并返回BeanWrapper

MVC

registerBeanDefinition

render()

doService

JdkDynamicAopProxy/CglibAopProxy

initHandlerMappings

createBeanFactory()

责任链调用

BeanWrapperImpl

getBean（）

initStrategies

dm.interceptor.invoke(this);

初始化阶段

finishBeanFactoryInitialization(beanFactory);

createBeanInstance

preInstantiateSingletons()

parseDefaultElement

doGetBean()

configureAndRefreshWebApplicationContext()

AbstractPropertyAccessor

createProxy()

obtainFreshBeanFactory()

refresh()

findWebApplicationContext()

AbstractApplicationContext

XmlBeanDefinitionReader

instantiateBean

AbstractAutowireCapableBeanFactory

instantiate()

HttpServletBean

AbstractHandlerMethodAdapter

createAopProxy()

MethodBeforeAdviceInterceptor/AfterReturningAdviceInterceptor

RequestMappingHandlerAdapter

initWebApplicationContext()

AdvisedSupport

若该类有接口实现，选择JDK代理，否则返回CgLib代理

init()

setPropertyValue()

registerBeanDefinitions

postProcessAfterInitialization()

获取所有的Advisors

initServletBean

invokeHandlerMethod()

初始化策略

DispatcherServlet

Client

proceed()

获取XmlWebApplicationContext容器，并进行赋值

注入

ReflectiveMethodInvocation

打印Tomcat项目日志，启动的方法是ContextLoader.initWebApplicationContext()

initViewResolvers

handle()

查找Web容器，若没有则创建默认空的父容器WebAppliationContext

XmlWebApplicationContext

setValue()

proxyFactory.getProxy()

processLocalProperty()

DefaultListableBeanFactory

DI

handleInternal()

ProxyCreatorSupport

doDispatch()

doRegisterBeanDefinitions

AbstractRefreshableApplicationContext

loadBeanDefinitions()

创建beanFactory= DefaultListableBeanFactory

  //多文件上传的组件  initMultipartResolver(context);  //初始化本地语言环境  initLocaleResolver(context);  //初始化模板处理器  initThemeResolver(context);  //handlerMapping  initHandlerMappings(context);  //初始化参数适配器  initHandlerAdapters(context);  //初始化异常拦截器  initHandlerExceptionResolvers(context);  //初始化视图预处理器  initRequestToViewNameTranslator(context);  //初始化视图转换器  initViewResolvers(context);  //FlashMap管理器  initFlashMapManager(context);

AbstractAdvisorAutoProxyCreator

织入

getProxy()

invoke()

doLoadBeanDefinitions

loadBeanDefinitions(configLocation);configLocation:优先取configLocations，默认为/WEB-INF/applicationContext.xml

getHandlerAdapter()

AbstractAutoProxyCreator

setPropertyValues()

getHandler()

createBean()

processDispatchResult()

initializeBean

AbstractNestablePropertyAccessor

AbstractView

getAdvicesAndAdvisorsForBean()

实例化

SimpleInstantiationStrategy

IoC

applyPropertyValues()

parseBeanDefinitions

processBeanDefinition

创建代理类

doCreateBean

AbstractBeanFactory

预加载，默认Bean为饿汉式单例。可以设置lazyInit=true懒汉式加载。

getInterceptorsAndDynamicInterceptionAdvice()