凌晨12点，说出你的知心话

BeanFactoryPostProcessor 源码 /** * Allows for custom modification of an application context's bean definitions, * adapting the bean property values of the context's underlying bean factory. * * <p>Application contexts can auto-detect BeanFactoryPo

BeanDefinitionRegistryPostProcessor 源码 /** * Extension to the standard {@link BeanFactoryPostProcessor} SPI, allowing for * the registration of further bean definitions <i>before</i> regular * BeanFactoryPostProcessor detection kicks in. In

ImportSelector 接口定义 public interface ImportSelector { /** * Select and return the names of which class(es) should be imported based on * the {@link AnnotationMetadata} of the importing @{@l...

org.springframework.beans.factory.config.BeanFactoryPostProcessor public interface BeanFactoryPostProcessor { /** * Modify the application context's internal bean factory after its standard * in...

HandlerInterceptor preHandle 在DispatcherServlet分发请求后，HandlerAdapter处理前，会被调用。这里我们可以通过 return 方法，跳出执行链。 postHandler 在DispatcherServlet返回视图前，会被调用。所以这里可以修改返回的视图内容。 afterCompletion: 在DispatcherServlet返回视图后...