A setup for working on Java in a vscode or gitpod container.

Using Dockerfile from https://github.com/microsoft/vscode-dev-containers/tree/master/containers/java-8

• FROM openjdk:8-jdk - Dockerfile
• FROM buildpack-deps:buster-scm - Dockerfile
• Debian "buster" based.

VS Code Remote Development Container Docker Hub

Using Gitpod workspace full gitpod/workspace-full https://github.com/gitpod-io/workspace-images/tree/master/full

• FROM buildpack-deps:focal - Dockerfile
• Ubuntu Focal based.

Use SDKMAN! to change Java version

See available Java versions

sdk list java

Install and set as default (current version)

sdk install java 8.0.262-amzn
sdk install java 11.0.8-amzn
sdk default java 11.0.8-amzn