Github user patricker commented on the issue:
https://github.com/apache/nifi/pull/3100
@markap14, I agree that the class would be useful. Can you include a unit
test that references it? As long as some piece of the PR legitimately
references the class then I'm completely happy keeping it in and merging it,
even with the `@Ignore` attribute, now that it's been explained to me.---
