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From Wei-Chiu Chuang <weic...@apache.org>
Subject Re: Bringing Java API compliance checker to Hadoop (YETUS-445)
Date Mon, 07 Oct 2019 16:19:15 GMT
Big +1
We've hit this similar problem at least 3 times this year along.

On Fri, Oct 4, 2019 at 8:14 PM Siyao Meng <smeng@cloudera.com> wrote:

> Hi folks,
>
>   Recently our (Cloudera) internal API checker detects an API compat issue
> when backporting a Hadoop commit (HDFS-14564). Though later it turns out it
> isn't an issue (HDFS-14564 adds a new method in an interface, but that
> interface isn't in any releases yet, so it's safe to do so), *it would be
> great to have this checker in Yetus*.
>
>   Previously, we've also caught another API compatibility issue with our
> internal checker, which is later solved in HDFS-14595
> <https://issues.apache.org/jira/browse/HDFS-14595>. If we could have this
> API checker in Yetus, such problem could be caught and solved much earlier
> IMO.
>
>   This is why I commented in YETUS-445
> <https://issues.apache.org/jira/browse/YETUS-445>. Would there be a
> problem if we use GPL binaries in Yetus? If we are only using the binaries,
> not including the source code, it should be fine? What am I missing here,
> any suggestions?
>
>
> Thanks!
> Siyao Meng
>

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