SpringBoot核心接口

这张思维导图详细地展示了SpringApplication#run方法的执行流程，从初始设置、环境准备、上下文创建与刷新，到最后的监听器触发，涵盖了Spring应用程序启动过程中的关键步骤和相关组件，有助于理解Spring Boot应用的启动机制。

SpringApplication#run

• new SpringApplication#run
  • 注册ApplicationContextInitializer
  • 注册ApplicationListener
  • 解析启动主类
• StopWatch.start
• configureHeadlessProperty
• getRunListeners
  • EventPublishingRunListener
• listeners.starting
  • SpringApplicationRunListener
    • ApplicationStartingEvent
• prepareEnvironment
  • getOrCreateEnvironment
  • configureEnvironment/profile
  • SpringApplicationRunListener
    • ConfigFileApplicationListener EnvironmentPostProcessor PropertySourceOrderingPostProcessor
• createApplicationContext
  • AnnotationConfigServletWebServerApplicationContext
    • new AnnotatedBeanDefinitionReader
      • AnnotationConfigUtils.registerAnnotationConfigProcessors
        • 注册ConfigurationClassPostProcessor
        • 注册AutowiredAnnotationBeanPostProcessor
        • 注册CommonAnnotationBeanPostProcessor
        • 注册EventListenerMethodProcessor
    • new ClassPathBeanDefinitionScanner
• exceptionReporters:SpringFactories
• prepareContext
  • context.setEnvironment
  • ApplicationContextInitializer#initialize
    • ApplicationContextInitializer初始化定制
  • SpringApplicationRunListener
    • ApplicationContextInitializedEvent
  • BeanDefinitionLoader#load 注册Application类
  • SpringApplicationRunListener
    • ApplicationPreparedEvent
• refreshContext
  • refresh
    • prepareRefresh
    • obtainFreshBeanFactory
    • prepareBeanFactory
      • beanFactory.registerResolvableDependency
        • BeanFactory
        • ApplicationEventPublisher
        • ApplicationListenerDetector
        • ConfigurableEnvironment
    • postProcessBeanFactory
      • ClassPathBeanDefinitionScanner
        • findCandidateComponents
        • registerBeanDefinition
      • AnnotatedBeanDefinitionReader
        • conditionEvaluator.shouldSkip
      • scan regist
    • invokeBeanFactoryPostProcessors
      • PostProcessorRegistrationDelegate #invokeBeanFactoryPostProcessors
        • BeanFactoryPostProcessor#postProcessBeanDefinitionRegistry
        • BeanDefinitionRegistryPostProcessor#postProcessBeanDefinitionRegistry
          • ConfigurationClassPostProcessor
        • BeanFactoryPostProcessor#postProcessBeanFactory
    • registerBeanPostProcessors
      • PostProcessorRegistrationDelegate #registerBeanPostProcessors
    • MessageSource
    • initApplicationEventMulticaster
    • onRefresh
      • 创建webServer
    • registerListeners
      • getApplicationEventMulticaster().addApplicationListenerBean
      • multicastEvent/earlyEvent
    • finishBeanFactoryInitialization
      • preInstantiateSingletons
        • doGetBean
          • getSingleton
            • beforeSingletonCreation：循环依赖检测
            • createBean
              • resolveBeforeInstantiation
                • AwareBeanPostProcessor#postProcessBeforeInstantiation postProcessAfterInitialization
              • doCreateBean
                • createBeanInstance：创建对象实例
                  • instantiateUsingFactoryMethod：工厂方法
                    • beanFactory.getBean创建configuration工厂类
                  • autowireConstructor
                  • instantiateBean
                  • AutowiredAnnotationBeanPostProcessor#determineCandidateConstructors
                • MergedBeanDefinitionPostProcessor#postProcessMergedBeanDefinition
                • addSingletonFactory:单例缓存
                  • 循环引用，早期暴露对象 SmartInstantiationAwareBeanPostProcessor#getEarlyBeanReference
                • populateBean：依赖注入
                  • populateBean
                    • InstantiationAwareBeanPostProcessor#postProcessAfterInstantiation
                    • autowireByName
                      • 处理XML自动配置
                    • autowireByType
                    • InstantiationAwareBeanPostProcessor#postProcessProperties InstantiationAwareBeanPostProcessor#postProcessPropertyValues
                      • AutowiredAnnotationBeanPostProcessor @Autowired/@Value CommonAnnotationBeanPostProcessor @Resource/PostConstruct/@PreDestroy
                    • AbstractAutowireCapableBeanFactory#applyPropertyValues
                      • 通过BeanDefinitionBuilder#addPropertyValue自定义注入属性
                • initializeBean：初始化
                  • invokeAwareMethods
                    • BeanNameAware#setBeanName
                    • BeanFactoryAware#setBeanFactory
                  • applyBeanPostProcessorsBeforeInitialization BeanPostProcessor#postProcessBeforeInitialization
                    • ApplicationContextAwareProcessor
                      • ApplicationContextAwareProcessor
                      • EnvironmentAware
                      • ApplicationEventPublisherAware
                      • ApplicationContextAware
                    • InstantiationAwareBeanPostProcessor
                    • InitDestroyAnnotationBeanPostProcessor
                    • ConfigurationPropertiesBindingPostProcessor
                      • @ConfigurationProperties
                  • invokeInitMethods
                    • InitializingBean#afterPropertiesSet
                  • applyBeanPostProcessorsAfterInitialization BeanPostProcessor#postProcessAfterInitialization
                    • AbstractAutoProxyCreator#postProcessAfterInitialization
                      • AOP核心实现
                  • SmartInitializingSingleton#afterSingletonsInstantiated
                • registerDisposableBeanIfNecessary
                  • 销毁回调函数注册
            • afterSingletonCreation
            • addSingleton
        • SmartInitializingSingleton#afterSingletonsInstantiated
      • beanFactory.addEmbeddedValueResolver
    • finishRefresh
      • ContextRefreshedEvent
      • ServletWebServerInitializedEvent
• afterRefresh
• listeners.started
• callRunners
• listeners.running
  • EventPublishingRunListener ApplicationReadyEvent