Bean Lifecycle & Scopes
From instantiation to destruction, the post-processor pipeline, and scope interactions that bite in production.
- 1✓
Walk through the complete lifecycle of a Spring bean, from definition to destruction.
senior🎬 animated - 2✓
Explain bean scopes. What goes wrong when a singleton depends on a prototype (or request-scoped) bean, and how do you fix it?
staff - 3✓
BeanFactoryPostProcessor vs BeanPostProcessor — what's the difference, and what real features are built on each?
staff - 4✓
How do ApplicationContext events work, and how do you run code at the right moment during startup/shutdown?
senior - 5✓
ApplicationContext vs BeanFactory, and when do context hierarchies or multiple contexts make sense?
architect