nextcloud-docs/groovy/content.md

What is Groovy?

Apache Groovy is a powerful, optionally typed and dynamic language, with static-typing and static compilation capabilities, for the Java platform aimed at improving developer productivity thanks to a concise, familiar and easy to learn syntax. It integrates smoothly with any Java program, and immediately delivers to your application powerful features, including scripting capabilities, Domain-Specific Language authoring, runtime and compile-time meta-programming and functional programming.

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How to use this image

Starting Groovysh

docker run -it --rm --name groovy groovy:alpine

Running a Groovy script

docker run --rm -v "$PWD":/scripts -w /scripts --name groovy groovy:alpine groovy <script> <script-args>

Reusing the Grapes cache

The local Grapes cache can be reused across containers by creating a volume and mounting it in /home/groovy/.groovy/grapes.

docker volume create --name grapes-cache
docker run -it -v grapes-cache:/home/groovy/.groovy/grapes groovy:alpine