DBFluteフェス2016でLTしたときのスライド。 https://connpass.com/event/43457/

1. DBFLUTE
DBFLUTE FESS 2016

2. WHO ARE YOU?
▸ @taktos9
▸ SIer DBA
▸ DBFlute 8 dbflute-hamcrest
▸ https://github.com/taktos/dbflute-hamcrest

3. DBFLUTE

4. ▸ Status status =
member.getMemberStatus().getStatusAsStatus();
▸ JOIN (memberCB.setupSelect_MemberStatus())
▸ Status status =
member.getMemberStatus().getStatusAsStatus();

5. NullPointerException

6. WHY?
▸ Domain Model
▸ member has a member status ANYTIME, ANYWHERE!
▸ DBFlute = SQL (Relational Model)
▸ member table has a member_status IF YOU JOIN (!)

7. WHY?
▸ SQL
▸ SQL

8. ▸
JSP JSON JavaScript
▸
▸

9. DBFLUTE ≠ DOMAIN
▸ DBFlute Entity Domain
▸ Domain
▸
▸ →

10. VIEW SERVICE DAO

11. VIEW DOMAIN DAO

12. INVERSION OF CONTROL
▸ View Domain DBFlute
▸ Status status = member.getStatus(); // never null
▸ DBFlute (Dao) Domain Interface
▸ Member member =
memberRepository.findById(memberId);

13. HOW?
▸
▸ View --compile--> Domain
▸ View --runtime--> Dao
▸ Dao --compile--> Domain

14. HOW?
▸
▸ XML or AutoConfigure (Spring Boot)
▸
▸ AspectJ

16. https://devlog.arksystems.co.jp