Migrating from Spring Boot 1.5 to 2.0

Accompanying demonstration project for Migrating to Spring Boot 2 and Webflux meetup talk.

Compare tags 1.5.x, 2.0.x and 2.0.x-webflux to see the changes.

Technology

Production Code

Language: Java
Application Server (Servlet Container): Apache Tomcat
Application and Web Framework: Spring Boot
Code Generation: Project Lombok

Test Code

Tooling

Build: Gradle
Code Formatting: Spotless with Google Style Guide
Containerization: Docker

Build, Run and Test

The recommended gradle wrapper is used to build the application and is included in the source code.

Build

With Gradle: ./gradlew build
With Docker: sudo docker build -t trevorgowing/spring-boot-demo:X.X.X .
With Docker Compose: sudo docker-compose build spring-boot-demo

Run

With Gradle: ./gradlew bootrun (will build if not already built)
With Docker: sudo docker run trevorgowing/spring-boot-demo:X.X.X (needs to be built explicitly)
With Docker Compose: sudo docker-compose --build up
With Bash Script: ./start.sh (runs docker-compose internally)

Test

With Gradle: ./gradlew test

License