Groovy in Action

Chapter 2. Overture: The Groovy basics

	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 wove euphonious patterns that, later in the performance, were revisited, extended, varied, and combined. In a way, overtures are the whole symphony en miniature.

In this chapter, we introduce you to many of the basic constructs of the Groovy language. First, though, we cover two things you need to know about Groovy to get started: code appearance and assertions. Throughout the chapter, we provide examples ...