Spring MVC Layered Architecture

출처 : https://www.oreilly.com/library/view/software-architecture-patterns/9781491971437/ch01.html

출처 : https://www.javaguides.net/2020/07/three-tier-three-layer-architecture-in-spring-mvc-web-application.html

Presentation Layer - controller package
Business Logic Layer - service package
Data Access Layer - repository package