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  • Book Overview & Buying Gradle for Android
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Gradle for Android

Gradle for Android

By : Pelgrims
5 (3)
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Gradle for Android

Gradle for Android

5 (3)
By: Pelgrims
Buy this Book

Overview of this book

If you are an experienced Android developer wanting to enhance your skills with the Gradle Android build system, then this book is for you. As a prerequisite, you will need some knowledge of the concepts of Android application development.
Table of Contents (11 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
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1
1. Getting Started with Gradle and Android Studio
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1. Getting Started with Gradle and Android Studio
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Android Studio
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Understanding Gradle basics
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Creating a new project
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Getting started with the Gradle Wrapper
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Migrating from Eclipse
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Summary
2
2. Basic Build Customization
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2. Basic Build Customization
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Understanding the Gradle files
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Getting started with tasks
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Customizing the build
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Summary
3
3. Managing Dependencies
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3. Managing Dependencies
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Repositories
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Local dependencies
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Dependency concepts
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Inside Android Studio
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Summary
4
4. Creating Build Variants
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4. Creating Build Variants
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Build types
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Product flavors
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Build variants
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Signing configurations
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Summary
5
5. Managing Multimodule Builds
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5. Managing Multimodule Builds
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The anatomy of a multimodule build
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Adding modules to a project
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Tips and best practices
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Summary
6
6. Running Tests
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6. Running Tests
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Unit tests
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Functional tests
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Test coverage
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Summary
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7. Creating Tasks and Plugins
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7. Creating Tasks and Plugins
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Understanding Groovy
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Getting started with tasks
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Hooking into the Android plugin
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Creating your own plugins
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Summary
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8. Setting Up Continuous Integration
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8. Setting Up Continuous Integration
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Jenkins
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TeamCity
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Travis CI
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Further automation
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Summary
9
9. Advanced Build Customization
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9. Advanced Build Customization
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Reducing the APK file size
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Speeding up builds
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Ignoring Lint
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Using Ant from Gradle
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Advanced app deployment
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Summary
10
Index
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Index

Speeding up builds

A lot of Android developers that start using Gradle complain about the prolonged compilation time. Builds can take longer than they do with Ant, because Gradle has three phases in the build lifecycle that it goes through every time you execute a task. This makes the whole process very configurable, but also quite slow. Luckily, there are several ways to speed up Gradle builds.

Gradle properties

One way to tweak the speed of a Gradle build is to change some of the default settings. We already mentioned in parallel build execution in Chapter 5, Managing Multimodule Builds, but there are a few more settings that you can adjust.

Just to recap, you can enable parallel builds by setting a property in a gradle.properties file that is placed in the root of a project. All you need to do is add the following line:

org.gradle.parallel=true

Another easy win is to enable the Gradle daemon, which starts a background process when you run a build the first time. Any subsequent builds will...

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Gradle for Android
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