GitHub user vim-wj opened a pull request:
https://github.com/apache/flink/pull/4877
[Flink] About SourceFunction extends Serializable
SourceFunction extends Function and Serializable, but Function has been
extends Serializable, so SourceFunction needn't extends Serializable again.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/vim-wj/flink flink-sf
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4877.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 #4877
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commit 939eb45f2a27c154284896aab206d571ee2176cb
Author: vim-wj <[email protected]>
Date: 2017-10-20T15:08:18Z
modify SourceFunction
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