IT Services Circle
Jun 14, 2026 · Backend Development
Why Does Spring Use a Third-Level Cache When the Second-Level Cache Already Solves Circular Dependencies?
The article explains Spring's three‑level cache mechanism, shows how the second‑level cache alone can break simple circular dependencies, and details why the third‑level cache is introduced to lazily create AOP proxies without violating the bean lifecycle.
AOPBean LifecycleCircular Dependency
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