Additionally Regarding your question to choose between Java and Groovy: That depends on your personal preferences. You can choose whatever you want.
> Tomek <tom...@wp.pl> hat am 16.04.2021 14:48 geschrieben: > > > Hi, > > I'am browsing the code of OFBiz and I see that the services are written > in multiple languages like Java or Groovy and even XML. Are there some > rules that help me to choose between Java and Groovy? > > Tomek