This tutorial is out of date

[Vy Do]

It should use Gradle 4.8.1 , JDK 10, and Joda time is no need since Java 8 Date time API

[Keiko]

In my environment, "./gradlew" doesn't work with "$ gradle wrapper --gradle-version 2.13" because it might be too old version. I think it is better to update the document for beginners like me.

[Paulo Renato]

Well it seems that this repo is dead...

Issues and Pull requests are being ignored :(

[Matthew Boman]

and the build only works if build.gradle specifies:

mainClassName = 'main.java.hello.HelloWorld'

[Stéphane Nicoll]

Sorry everyone for the delay. This is superseded by #29 that got merged.