Additional Notes
Why does a routing annotation need `RetentionPolicy.RUNTIME`?
Track: Java
Topic: Java Annotations
Focus: Retention Policies
Java: Retention Policies
Answer
Because the framework must still be able to read the annotation while the app is running.
If annotations are used for startup scanning or request routing, they need to survive compilation and remain visible during execution. `SOURCE` annotations are gone too early for that use case.
If annotations are used for startup scanning or request routing, they need to survive compilation and remain visible during execution. `SOURCE` annotations are gone too early for that use case.
Topics: Java Java Annotations Retention Policies