Mate Szalay-Beko

Hi @ruiyang00 , this PR never got merged. As far as I can tell based on the comments, the PR caused some unit tests to fail, so I asked you...

Unfortunately we are facing some issues with the stability of the unit tests, the community is currently working on the stabilization of the tests on the master branch before the...

@tudor there is a failed unit test reported by the maven job: https://builds.apache.org/job/PreCommit-ZOOKEEPER-github-pr-build-maven/2140/console please take a look if you can, it seems to be related (`Zookeeper_watchers::testDefaultSessionWatcher1`). I also copy the...

> The s390x build failed with "An error occurred while generating the build script." which I'm pretty sure is unrelated to my change. Yes, that travis job failure is strange......

maybe the unit test failure is unrelated... I try to re-trigger the jenkins job.

retest maven build

I see the same failure after the new unit test execution: https://builds.apache.org/job/PreCommit-ZOOKEEPER-github-pr-build-maven/2147/console `ZKMocks.cc:288: SyncedBoolCondition DeliverWatchersWrapper::isDelivered() const: Assertion 'i