OpenRewrite Spring Boot Upgrade Example

The cheat code

./mvnw -U org.openrewrite.maven:rewrite-maven-plugin:run \
 -Drewrite.recipeArtifactCoordinates=org.openrewrite.recipe:rewrite-spring:LATEST \
 -DactiveRecipes=org.openrewrite.java.spring.boot3.UpgradeSpringBoot_3_3

Prerequisites

• SDKMan

  i.e. curl -s "https://get.sdkman.io" | bash

• Httpie needs to be in the path

  i.e. brew install httpie

• bc, pv, zip, unzip, gcc, zlib1g-dev

  i.e. sudo apt install bc, pv, zip, unzip, gcc, zlib1g-dev -y

• Vendir

  i.e. brew tap carvel-dev/carvel && brew install vendir

Quick Start

./demo.sh

Attributions

• Demo Magic is pulled via vendir sync

Related Videos

• https://www.youtube.com/live/qQAXXwkaveM?si=4KunXZaretBrPZs3
• https://www.youtube.com/live/ck4AP7kRQkc?si=lDl203vbfZysrX5e
• https://www.youtube.com/live/VWPrYcyjG8Q?si=z7Q2Rm_XOlBwCiei

Running the Demo in a Docker container

Build the image

docker build -t openrewritedemo .

Running the container

This run command uses Docker volumes to cache the Maven local repository & the SDKMAN Java versions between runs.

docker run -it --rm \
  --name openrewrite-demo \
  -v "$(pwd):/data" \
  -v openrewrite-root-m2:/root/.m2 \
  -v openrewrite-root-sdkman-candidates:/root/.sdkman/candidates \
  -w /data \
  openrewritedemo ./demo.sh