Summary

Groovy in Action, Second Edition

is a thoroughly revised, comprehensive guide to Groovy programming. It introduces Java developers to the dynamic features that Groovy provides, and shows how to apply Groovy to a range of tasks including building new apps, integration with existing code, and DSL development. Covers Groovy 2.4.

About the Technology

In the last ten years, Groovy has become an integral part of a Java developer's toolbox. Its comfortable, common-sense design, seamless integration with Java, and rich ecosystem that includes the Grails web framework, the Gradle build system, and Spock testing platform have created a large Groovy community

About the Book

Groovy in Action, Second Edition

is the undisputed definitive reference on the Groovy language. Written by core members of the Groovy language team, this book presents Groovy like no other can—from the inside out. With relevant examples, careful explanations of Groovy's key concepts and features, and insightful coverage of how to use Groovy in-production tasks, including building new applications, integration with existing code, and DSL development, this is the only book you'll need. Updated for Groovy 2.4.

Some experience with Java or another programming language is helpful. No Groovy experience is assumed.

What's Inside

Comprehensive coverage of Groovy 2.4 including language features, libraries, and AST transformations

Dynamic, static, and extensible typing

Concurrency: actors, data parallelism, and dataflow

Applying Groovy: Java integration, XML, SQL, testing, and domain-specific language support

Hundreds of reusable examples

About the Authors

Authors

Dierk König

,

Paul King

,

Guillaume Laforge

,

Hamlet D'Arcy

,

Cédric Champeau

,

Erik Pragt

, and

Jon Skeet

are intimately involved in the creation and ongoing development of the Groovy language and its ecosystem.

Table of Contents

PART 1 THE GROOVY LANGUAGE

Your way to Groovy

Overture: Groovy basics

Simple Groovy datatypes

Collective Groovy datatypes

Working with closures

Groovy control structures

Object orientation, Groovy style

Dynamic programming with Groovy

Compile-time metaprogramming and AST transformations

Groovy as a static language

PART 2 AROUND THE GROOVY LIBRARY

Working with builders

Working with the GDK

Database programming with Groovy

Working with XML and JSON

Interacting with Web Services

Integrating Groovy

PART 3 APPLIED GROOVY

Unit testing with Groovy

Concurrent Groovy with GPars

Domain-specific languages

The Groovy ecosystem

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