spring架构图

2023-05-04 23:13:34   1  举报

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1. 实现了 Bean 生命周期的管理，Bean 的依赖注入 2. 实现了BeanFactory 和 ApplicationContext 3. 实现了对Aware 的支持 4. 实现了Processer 的支持 5. 实现了Bean自定义初始化方法和销毁方法

架构

后端

Spring

作者其他创作

大纲/内容

ClassPathResource

- path:String- classLoader:ClassLoader

继承

ConfigurableListableBeanFactory 《接口》

# getBeanDefinition(String beanName):BeanDefinition# preInstantiateSingletons：void

BeanDefinitionRegistry 接口

AbstractXmlApplicationContext

# loadBeanDefinitions(DefaultListableBeanFactory beanFactory):void# getConfigLocations(params)：String[]

BeanFactoryAware《接口》

# setBeanFactory(BeanFactory beanFactory)：void

AbstractRefreshableApplicationContext

- beanFactory:DefaultListableBeanFactory = defaultValue

# refreshBeanFactory() : void# getBeanFactory() : ConfigurableListableBeanFactory- createBeanFactory()：DefaultListableBeanFactory# loadBeanDefinitions(DefaultListableBeanFactory beanFactory) : void

BeanFactory 《接口》

# getBean(String beanName)：font color=\"#323232\

ApplicationContextAware《接口》

# setApplicationContext(ApplicationContext applicationContext)：void

实现

BeanDefinitionReader《接口》

# getRegistry():BeanDefinitionRegistry# getResourceLoader()：ResourceLoader# loadBeanDefinitions(Resource resource)：void# loadBeanDefinitions(Resource... resources)：void# loadBeanDefinitions(String location)：void# loadBeanDefinitions(String... locations)：void

BeanPostProcessor《接口》

SingletonBeanRegistry （单例bean顶层接口）

+ getSingleton(String beanName): Object

依赖

Resource 《接口》

# getInputStream():InputStream

ApplicationContext 《接口》

InstantiationStrategy《接口》

BeanClassLoaderAware《接口》

# setBeanClassLoader(ClassLoader classLoader)：void

ConfigurableApplicationContext 《接口》

# refresh() : void# registerShutdownHook()：void# close()：void

AbstractApplicationContext

AbstractBeanDefinitionReader

- registry:BeanDefinitionRegistry- resourceLoader:ResourceLoader

DefaultResourceLoader

+ getResource(String location)：Resource

ListableBeanFactory 《接口》

Aware《接口》

FileSystemResource

- file:File- path：String

+ FileSystemResource(File file)+ FileSystemResource(String path)+ getInputStream()：InputStream+ getPath()：String

ResourceLoader 《接口》

# CLASSPATH_URL_PREFIX:String = classpath:

# getResource(String location)：Resource

UrlResource

- url:URL

+ getInputStream():InputStream+ UrlResource(URL url)

AbstractAutowireCapableBeanFactory

- instantiationStrategy:InstantiationStrategy= new CglibSubclassingInstantiationStrategy()

font color=\"#323232\

HierarchicalBeanFactory 《接口》

BeanNameAware《接口》

# setBeanName(String name)：void

ClassPathXmlApplicationContext

- configLocations:String[]

+ ClassPathXmlApplicationContext(String configLocations):void+ ClassPathXmlApplicationContext(String[] configLocations)：void# getConfigLocations()：String[]

BeanFactoryPostProcessor《接口》

# postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory)：void

DefaultListableBeanFactory

span style=\"font-size: inherit;\

CglibSubclassingInstantiationStrategy

ResourceLoader 《接口》

+ CLASSPATH_URL_PREFIX:String= classpath:

# getResource(String location)：Resource

ConfigurableBeanFactory 《接口》

# SCOPE_SINGLETON:String = singleton# SCOPE_PROTOTYPE:String = prototype

# addBeanPostProcessor(BeanPostProcessor beanPostProcessor):void

AutowireCapableBeanFactory 《接口》