It's pretty straight forward to migrate from Joda to Java 8's builtin classes though. Just remove the dependency on Joda Time and let the compiler tell you which files to fix.

This blog post lists which Java 8 classes replace their Joda Time counterparts:

https://blog.joda.org/2014/11/converting-from-joda-time-to-j...

The worst is when you’re stuck on older libraries that still use Joda transitively, so you gotta transition to and from joda at the barriers.