KW 알리미 Dormitory Server

This is a server that is monitoring university dormitory notices, using Spring MVC + Spring Batch(with Kotlin, Multi Module Project, Kotlin Gradle DSL).
I started the project to solve the problem that I feel uncomfortable living in the dormitory.

Purpose

• To solve the problem that I feel uncomfortable living in the dormitory
• To learn how to use Spring Batch, Spring JPA(with Kotlin)
• To learn how to use Kotlin Gradle DSL
• To learn Gradle multi-module project with Kotlin

Performance

• Implement multi-module project with kotlin gradle DSL
• Implement asynchronous logic with Kotlin coroutine to reduce time by up to 20x
• Test code coverage using Jacoco is over 90 percent
• Monitoring dormitory notice per 1 min using Spring Batch
• Use Docker Swarm to build nondisruptive servers that don't stop servers during updates

Process Flow

Structure

version 1

version 2

Module Dependencies

Structure(with Docker Swarm)

Skill Set

Language

• Kotlin(+Coroutine)

Backend

• Spring MVC
• Spring Batch
• Spring Data JPA(mysql, h2)
• Spring Webflux(for webclient)

Third-Party

• Firebase Cloud Messaging

Infrastructure

• MySQL, H2

Test

• mockk
• coroutine-test
• kotest