Groovy in Action, Second Edition

Chapter 2. Overture: Groovy basics

This chapter covers

• What Groovy code looks like
• Quickstart examples
• Groovy’s dynamic nature

Do what you think is interesting, do something that you think is fun and worthwhile, because otherwise you won’t do it well anyway.

Brian Kernighan

This chapter follows the model of an overture in classical music, in which the initial movement introduces the audience to a musical topic. Classical composers weave euphonious patterns that are revisited, extended, varied, and combined later in the performance. In a way, overtures are the whole symphony en miniature.

In this chapter, we introduce many basic constructs of the Groovy language. First though, we cover two things you need to know about Groovy to get started: ...