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