Add core-beans: bean scopes, the prototype-in-singleton trap, lifecycle callback order and graceful shutdown phases on Boot 4.1

Co-Authored-By: Claude Sonnet 5 <[email protected]> Claude-Session: https://claude.ai/code/session_01JoVmf2fWvcpoXndcDSwRf7
2026-09-24 04:59:41 +00:00
parent 9825efa081
commit 51f3ecd5da
65 changed files with 1780 additions and 0 deletions
@@ -0,0 +1,26 @@
+# Every callback for one bean, from constructor to the last destroy hook (SpringApplication, no web server)
+
+=== startup ===
+constructor
+setter injection (@Autowired setDependency)
+BeanNameAware.setBeanName("kitchenSink")
+BeanFactoryAware.setBeanFactory
+ApplicationContextAware.setApplicationContext
+BeanPostProcessor.postProcessBeforeInitialization
+@PostConstruct
+InitializingBean.afterPropertiesSet
+@Bean(initMethod = "customInit")
+BeanPostProcessor.postProcessAfterInitialization
+SmartInitializingSingleton.afterSingletonsInstantiated
+SmartLifecycle.start (phase 2147483647)
+ContextRefreshedEvent
+ApplicationStartedEvent
+ApplicationRunner.run
+ApplicationReadyEvent
+
+=== ctx.close() ===
+ContextClosedEvent
+SmartLifecycle.stop
+@PreDestroy
+DisposableBean.destroy
+@Bean(destroyMethod = "customDestroy")