This image is based on Alpine Linux image, which is only a 5MB image, and contains
Scala based on Oracle JDK 7
yogihardi/alpine-oraclejdk7
image.
$ docker run --rm yogihardi/alpine-scala-maven scala -e 'object HelloWorld extends App { println("Hello World") }; HelloWorld.main(null)'
Once you have run this command you will get printed 'Hello World' from Scala!