E5889de69c9fe58c96 Articles

Understanding Spring Boot Bean Lifecycle - How to Use @PostConstruct, @PreDestroy, and InitializingBean

A visual walkthrough of the Spring Bean lifecycle from creation through initialization to destruction, explaining how to choose between four implementation patterns — @PostConstruct, @PreDestroy, InitializingBean, and DisposableBean — based on your use case.

2026-04-16