Github user HuangWHWHW commented on the pull request:
https://github.com/apache/flink/pull/1030#issuecomment-135630392
The method notifyAll() maybe get a bug in my test file that sometimes it
will be called before the wait().
So the method wait() will get stuck.
Then I change this to a sub-thread that using join() to avoid it.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
