Hexagonal Architecture Example with Spring boot

Description

This is a simple example of Hexagonal Architecture with Spring boot.

Spec

• Java 17
• Spring boot 3.1.5
• Gradle 7.2
• Spring Data JPA
• Querydsl
• H2 Database

Structure

Flow

graph LR
    cliet[Client] --> controller[Controller]
    controller --> usecase[UseCase - Port]
    usecase --> service[Service]
    service --> command[Command - Port]
    service --> query[Query - Port]
    command --> persistence[Persistence]
    query --> persistence[Persistence]
    persistence --> repository[Repository - Port]
    repository --> infra[Infrastructure]

Loading

Run

$ ./gradlew bootRun