This document discusses Android Studio and Gradle. It provides an overview of Android Studio compared to Eclipse, describes how to set up a Gradle build for an Android project, and covers features of Gradle like build variants, product flavors, and NDK support.

1. Entwicklung mit
Android Studio und Gradle

2. Über mich
• Tim Roes
• Software Developer bei inovex GmbH
www.timroes.de
www.timroes.de/+

3. Android Studio
16. Mai 2013

4. Android Studio

5. Android Studio

6. Android Studio

7. Android Studio vs. Eclipse
Features
Stabilität
Performance
Weiterentwicklung

8. Features

9. Android Studio vs. Eclipse
+ Features +
Stabilität
Performance
Weiterentwicklung

10. Android Studio vs. Eclipse
+ Features +
○ Stabilität +
Performance
Weiterentwicklung

11. Android Studio vs. Eclipse
+ Features +
○ Stabilität +
○ Performance ○
Weiterentwicklung

12. Weiterentwicklung

13. Android Studio vs. Eclipse
+ Features +
○ Stabilität +
○ Performance ○
+ Weiterentwicklung ○

14. Apache License
Groovy
Gradleware
IDE == Konsole

15. Gradle Wrapper
$ gradle -q wrapper
$ find . --magic-output-format
gradlew.bat
gradlew
gradle
└ wrapper
└ gradle-wrapper.jar
└ gradle-wrapper.properties
.gradle
└ 1.11
└ ...

16. Gradle Tasks
$ ./gradlew tasks
init
wrapper
dependencies
help
projects
properties
tasks

17. build.gradle
apply plugin: "java"

18. build.gradle
apply plugin: "java"
repositories {
mavenCentral()
}
dependencies {
compile 'com.google.guava:guava:17.+'
}

19. build.gradle
apply plugin: "java"
repositories {
mavenCentral()
maven { url "http://maven.mycompany.com/" }
}
dependencies {
compile 'com.google.guava:guava:17.+'
testCompile 'junit:junit:4.11'
compile fileTree(dir: 'libs', include: ['*.jar'])
}

20. Android Plugin
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:0.9.+'
}
}
apply plugin: "android"

21. Versions Hölle
Android Studio Android Plugin Gradle
0.10 1.12
1.11
1.10
0.9
0.8
1.90.7
0.5.8
0.5.0
0.4.6
0.5.7

22. Android Tasks
$ ./gradlew tasks
clean
assemble
check
build
installDebug
connectedCheck
deviceCheck

23. Android Projekt Struktur
project
module
settings.gradle
build.gradle
local.properties
src
build.gradle
main
androidTest
java
res
assets
AndroidManifest.xml

24. Android Config
android {
compileSdkVersion 19
buildToolsVersion "19.1"
defaultConfig {
minSdkVersion 14
targetSdkVersion 19
versionCode 5
versionName "1.3.1"
}
}

25. Build Types
android {
buildTypes {
debug {
packageNameSuffix ".debug"
}
proGuard.initWith(buildTypes.debug)
proGuard {
runProguard true
proguardFile 'proguard-rules.txt'
}
}
}

26. Multi-APK/Version
Library
Paid-App Demo

27. Projektstruktur
src
└ main
└ java
└ res
└ paid
└ java
└ res
└ free
└ java
└ res
AndroidManifest.xml

28. Product Flavors
productFlavors {
paid {
packageName "com.mycompany.app.paid"
}
free {
packageName "com.mycompany.app.free"
minSdkVersion 8
}
}

29. Build Variant
Build Variant = Product Flavor + BuildType
paidDebug freeDebug
paidRelease freeRelease
paidProGuard freeProGuard

30. Kann ich Android Studio
schon produktiv einsetzen?
Ja, aber...

31. Literaturempfehlung
Gradle: Ein kompakter Einstieg in das Build-
Management-System
Joachim Baumann
Prorgramming Groovy 2: Dynamic Productivity for
the Java Developer
Venkat Subramaniam

32. www.timroes.de
www.inovex.de
Disclaimer: Logos are copyrighted trademarks by their respective companies. Android Robot is reproduced
or modified from work created and shared by Google and used according to terms described in the Creative
Commons 3.0 Attribution License.

33. NDK Builds
android {
defaultConfig {
ndk {
moduleName "jni-utils"
ldLibs "log", "GLESv2"
}
}
productFlavors {
arm {
ndk {
abiFilters "armeabi", "armeabi-v7a"
}
}
}
}

34. Multi-flavor variants
android {
flavorGroups "abi", "version"
productFlavors {
free { flavorGroup "version" }
paid { flavorGroup "version" }
x86 { flavorGroup "abi" }
arm { flavorGroup "abi" }
}
}