Build Tools presentation for FRC (FIRST Robotics Challenge) team members - covers Ant, Maven and Gradle including how applies to FRC.

1. Java Build Tools
Jeanne Boyarsky
Stuy Splash – 12/16/17
slideshare.net/boyarsky
Twitter @jeanneboyarsky
Blog: http://www.selikoff.net

2. Ant
• What the robot uses
• An older build tool, but still updated
• No internet access required

3. Hello World

4. More Targets

5. Ant Contrib

6. Your Robot

7. WPI Lib’s Ant File
In <home>/wpilibj/java/current

8. build.properties

9. build.xml

10. Examples
• Written from scratch
• https://github.com/Team694/java-
education/blob/master/build.xml
• https://github.com/Team694/cv-edu-
2017/blob/master/build.xml
• https://github.com/Team694/stuyvision-
lib/blob/master/build.xml

11. Maven
• Needs internet first time to download
• Itself
• Dependencies
• Convention over configuration
• Standard lifecycle vs flexibility
• Build at command line or with built in
Eclipse plugin m2e

12. Maven
• Used by WPI in 2015 (now using gradle)
• pom.xml specifies what want done

13. An Eclipse plugin
https://github.com/wpilibsuite/EclipsePlugins/blob/master/e
du.wpi.first.wpilib.plugins.java/pom.xml

14. Gradle
• Same internet/repository model as Maven
• Uses Groovy as language instead of XML
• Shorter 
• Build at command line or with Eclipse
plugin Buildship -
https://projects.eclipse.org/projects/tools.buildshi

15. Smart Dashboard
https://github.com/wpilibsuite/SmartDashboard

16. Plugins

17. Dependencies
<home>/.m2 has the
repository

18. What should the build do?

19. Publishing

20. The End

21. Downloading the Internet

22. And the useful work

23. Questions
?
Twitter: @jeanneboyarsky