6. 대체
가능성
조직
부합성
확장성 회복성
조합성
기술
이기종성
배포
용이성

7. 대체
가능성
조직
부합성
확장성 회복성
조합성
기술
이기종성
배포
용이성

17. Presentation
Presentation
Domain
Data
Domain
Data
Presentation
Domain
Data
Presentation
Domain
Data

18. usecase
repository
notifications
Application
Core
Ports
commands
jdbc/restful
message/email
message
restful/userinterface
Ý

21. .
└── catalogs
├── domain
├── integrate
├── data
└── web
.
└── orders
├── domain
│ ├── entity
│ │ ├── Order.java
│ │ ├── OrderProduct.java
│ │ ├── OrderProductMapper.java
│ │ ├── OrderRepository.java
│ │ └── ShippingDesk.java
│ └── usecase
│ ├── Orders.java
│ └── OrderProcessing.java
├── integrate
├── data
└── web
.
└── shipments
├── domain
├── integrate
├── data
└── web
catalogs orders
shipments

22. shipments
<<Interface>>
Catalogs
ShipmentOrderService
OrderCatalogService
Order
<<Interface>>
OrderProductMapper
<<Interface>>
ShippingDesk
CatalogManager
<<Interface>>
DeliveryProcessingDeliveryManager
orderscatalogs

23. ✓
✓
✓
✓
✓
✓
✓
✓

24. step_1: modularization
https://github.com/arawn/building-modular-monoliths-using-spring

25. OrderCatalogService
ShipmentOrderService
:Order
<<Interface>>
OrderProductMapper
<<Interface>>
ShippingDesk
Product
<<Interface>>
DeliveryProcessing
Delivery
:CatalogManager
mapFrom()
register()
<<Interface>>
OrderProcessing
place()
getProduct()
prepareDelivery()
DeliveryManager
prepare()
<<Interface>>
Catalogs
Catalogs Module
Shipments Module
Orders Module
placeOrder()

27. <<Interface>>
Catalogs
OrderCatalogService
<<Interface>>
OrderProductMapper
CatalogManager
<<Interface>>
ProductRepository
InMemory
ProductRepository
package monoliths.catalogs.data.simple;
@Repository
public class InMemoryProductRepository
implements ProductRepository {
//
}

28. <<Interface>>
Catalogs
OrderCatalogService
<<Interface>>
OrderProductMapper
CatalogManager
<<Interface>>
ProductRepository
InMemory
ProductRepository

29. project
project project project

30. step_2: encapsulation and separately
https://github.com/arawn/building-modular-monoliths-using-spring

32. Services Repositories
Root WebApplicationContext
(containing middle-tier services, datasources, etc)
DispatcherServlet
Controllers
ViewResolver
HandlerMapping
Servlet WebApplicationContext
(containing controllers, view resolvers, and other web-related beans)

35. step_3: context boundaries
https://github.com/arawn/building-modular-monoliths-using-spring

36. @EnableShipmentModule@EnableOrderModule@EnableCatalogModule

37. step_4: modularizing configurations
https://github.com/arawn/building-modular-monoliths-using-spring

38. The devil is
in the detail

39. https://github.com/odrotbohm/moduliths
Moduliths
https://across.dev
Across Framework

41. ✓ Modular Monoliths • Simon Brown
✓ Deconstructing the Monolith • Shopify
✓ Modulithic Applications with Spring Boot • Oliver Drotbohm
✓ 패턴 지향 소프트웨어 아키텍처
✓ 클린 아키텍처
✓ 마이크로서비스 아키텍처 구축
✓ 도메인 주도 설계 핵심
✓ 오브젝트: 코드로 이해하는 객체지향 설계
✓ 자바 9 모듈 프로그래밍