GitHub user zhangminglei opened a pull request:
https://github.com/apache/flink/pull/6074
[FLINK-9429] [test] Fix does not properly terminate with control-C
## What is the purpose of the change
Fix the test does not terminate with control-C.
## Verifying this change
This change is a trivial rework / code cleanup without any test coverage.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/zhangminglei/flink flink-9429
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/6074.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #6074
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commit 7a7e275f15622e54946e53667a58233d21187d11
Author: zhangminglei <zml13856086071@...>
Date: 2018-05-25T03:19:52Z
[FLINK-9429] [test] Fix does not properly terminate with control-C
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