What is the least invasive way to compile Groovy unit test code with Maven -

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i have existing java project built maven. want write groovy classes unit testing. least invasive way maven compile classes?

current versions of gmaven not support groovy compilation, , don't want use groovy-eclipse-compiler existing java code. simplest way groovy code compiled?

some options:

  • use older version of gmaven
  • use new gmavenplus (not sure if has been released can't reach github @ moment)
  • use groovyc ant task

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