Overview of relevant subclasses of beanfactorypostprocessor and beanpostprocessor

BeanFactoryPostProcessor

Mainly used for processing BeanFactory and BeanDefinition

Subclass overview

Class diagram

• BeanDefinitionRegistryPostProcessor
  The main operation objects are BeanDefinition

• ConfigurableListableBeanFactory
  1、 Analysis added @Configuration Configuration class
  2、 analysis @ComponentScan Scanned bag
  3、 analysis @ComponentScans Scanned bag
  4、 analysis @Import annotation

• PlaceholderConfigurerSupport
  For parsing bean In the attribute value in the definition Place holder

• DeprecatedBeanWarner
  Detect abandoned bean object , And record the user specified bean type

• CustomScopeConfigurer
  Configurator of custom scope

• EventListenerMethodProcessor
  1、 analysis @EventListener, Get the intercept method
  2、 Transform the interception method , become ApplicationListener
  3、 Will be transformed ApplicationListener Put it in Spring In the container

• CustomAutowireConfigurer
  Allows easy registration of customizations autowire Qualifier type

• CustomEditorConfigurer
  This class is used to easily register a user-defined Attribute Editor

BeanPostProcessor

Call after instantiation attribute injection or initialization is completed

Subclass overview

Class diagram

• ApplicationContextAwareProcessor
  To some realize Aware The interface of bean Set up ApplicationContext Corresponding properties in
  

• ApplicationListenerDetector
  This class is used to detect bean Is it implemented ApplicationListener Interface , Two functions ：
  1、 After instantiation , If bean Of and belonging to ApplicationListener Interface , Then add to the multicast
  2、bean Before destruction , If bean It's a applicationListener , Delete in advance from the multicast

• CommonAnnotationBeanPostProcessor
  Responsible for parsing @Resource、@WebServiceRef、@EJB Three annotations

• AutowiredAnnotationBeanPostProcessor
  complete bean in @Autowired,@Inject,@Value Annotation parsing and injection function

• AbstractAutoProxyCreator
  ProxyProcessorSupport An important subclass of .SpringAOP The core class in .
  Realized SmartInstantiationAwareBeanPostProcessor、BeanFactoryAware Interface .
  Automatically create classes for proxy objects . We are using AOP Basically, we use this class to process Bean Interception of , Create proxy object .

• AbstractAdvisorAutoProxyCreator
  AbstractAutoProxyCreator Subclasses of .SpringAOP The core class in . Used to create Advisor And proxy objects .

• AspectJAwareAdvisorAutoProxyCreator
  AbstractAdvisorAutoProxyCreator Subclasses of . Use AspectJ Syntax creation Advisor And proxy objects .

other

02 Spring Source code summary - invokeBeanFactoryPostProcessors()
04 Spring Source code summary - registerBeanPostProcessors()