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
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+# How many instances did the container really construct?
+
+right after refresh():
+  singleton instances : 1
+  @Lazy singleton     : 0
+  prototype           : 0
+
+after getBean() twice for singleton and lazy, three times for prototype:
+  singleton instances : 1   same object both times: true
+  @Lazy singleton     : 1   same object both times: true
+  prototype           : 3   serials: 1, 2, 3
+
+two separate contexts, each with SingletonBean:
+  singleton instances : 2   same object across contexts: false