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Gradle Effective Implementations Guide

You're reading from   Gradle Effective Implementations Guide This comprehensive guide will get you up and running with build automation using Gradle.

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Product type Paperback
Published in May 2016
Publisher
ISBN-13 9781784394974
Length 368 pages
Edition 2nd Edition
Languages
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Author (1):
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Hubert Klein Ikkink Hubert Klein Ikkink
Author Profile Icon Hubert Klein Ikkink
Hubert Klein Ikkink
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Table of Contents (18) Chapters Close

Gradle Effective Implementations Guide - Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
1. Starting with Gradle FREE CHAPTER 2. Creating Gradle Build Scripts 3. Working with Gradle Build Scripts 4. Using Gradle for Java Projects 5. Dependency Management 6. Testing, Building, and Publishing Artifacts 7. Multi-project Builds 8. Mixed Languages 9. Maintaining Code Quality 10. Writing Custom Tasks and Plugins 11. Gradle in the Enterprise 12. IDE Support

Creating a custom task


When we create a new task in a build and specify a task with the type property, we actually configure an existing task. The existing task is called enhanced task in Gradle. For example, the Copy task type is an enhanced task. We will configure the task in our build file, but the implementation of the Copy task is in a separate class file. It is good practice to separate the task usage from task implementation. It improves the maintainability and reusability of the task. In this section, we will create our own enhanced tasks.

Creating a custom task in the build file

First, let's see how to create a task to display the current Gradle version in our build by simply adding a new task with a simple action. We have seen these types of tasks earlier in other sample build files. In the following sample build, we will create a new info task:

task info(description: 'Show Gradle version') << { 
    println "Current Gradle version: $project.gradle.gradleVersion" 
} 

When we...

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