Presentation about Project Lombok. Presented at J-Fall 2019

1. TO LOMBOK OR
NOTTO LOMBOK?
KAYA WEERS

2. WHAT IS LOMBOK?

3. ADVANTAGES
•Easy
•Classes cleaner
•Clear overview

4. ANNOTATIONS | Getter + Setter
getter: speaker, subject
setter: speaker

5. ANNOTATIONS | Constructor
@NoArgsConstructor
@AllArgsConstructor
@RequiredArgsConstructor

6. ANNOTATIONS |ToString
result:Talk(speaker=KayaWeers, subject=Lombok)

7. ANNOTATIONS | EqualsAndHashCode
result: equals(), hashCode()

8. ANNOTATIONS | Data
result: toString(), hashCode(), equals(), getters,
setters and required arguments constructor

9. ANNOTATIONS |Value
immutable variant of @Data
all fields private and final, final class
result: toString(), hashCode(), equals(), getters and all
arguments constructor

10. LET’S
COMPARE

11. PLAIN JAVA JAVA + LOMBOK

12. WHERE ISTHE MAGIC?
AST AST

13. DOWNSIDES
•Migrating new Java/IDE version
•Finding usages
•Misuse & overuse
•Removing is a lot of work

14. NOTTHE ONLY ONE WITH DOUBTS..

15. .. BUT, STILL ATOUGH DECISION

16. SO,
WHAT DOYOUTHINK?

17. THANKS!
@KayaWeers /kayaweers