[GitHub] flink pull request #4868: About SourceFunction extends Serializable

[vim-wj]

GitHub user vim-wj opened a pull request:

    https://github.com/apache/flink/pull/4868

    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/4868.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 #4868
    
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commit 2bd3c99c732bccf7ab2b76c4e3e4254de86337f1
Author: vim-wj <381025...@qq.com>
Date:   2017-10-20T07:33:50Z

    modify SourceFunction

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