Additional Notes
Why is exhaustive compiler checking valuable?
Track: Java
Topic: API Evolution
Focus: Migration Strategy
Java: Migration Strategy
Answer
A new variant forces the code to be updated everywhere that must handle it.
When a sealed hierarchy grows, exhaustive switches and pattern matches stop compiling until the new case is handled. That makes model evolution visible instead of silently incomplete.
When a sealed hierarchy grows, exhaustive switches and pattern matches stop compiling until the new case is handled. That makes model evolution visible instead of silently incomplete.
Topics: API Evolution Java Migration Strategy