IT Xianyu
Dec 28, 2020 · Backend Development
Comprehensive Overview of Spring & Spring Boot Extension Points and Bean Lifecycle
This article provides a detailed summary of Spring and Spring Boot's bean lifecycle, enumerating all major extension interfaces—including ApplicationContextInitializer, BeanDefinitionRegistryPostProcessor, BeanFactoryPostProcessor, InstantiationAwareBeanPostProcessor, SmartInstantiationAwareBeanPostProcessor, various Aware interfaces, FactoryBean, CommandLineRunner, and ApplicationListener—along with usage scenarios and code examples, enabling developers to customize bean initialization and container behavior.
Dependency InjectionExtension PointsSpring
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