Github user mkedwards commented on the issue:
https://github.com/apache/zookeeper/pull/707
> `private` should be changed back to `public `
> Jenkins complains about
[this](https://builds.apache.org/job/PreCommit-ZOOKEEPER-github-pr-build/2685/artifact/patchprocess/trunkJavacWarnings.txt)
Okay. It might be better for the tests to be in the same package as the
implementation, so these methods can be package-private; but that's out of
scope for this PR. I'll change them back to `public`.---
