Instead of commons-math can we use Metric Histogram  (which I also
suggested earlier in the thread). This would avoid downstream Oak
users to include another dependency as Oak is already using Metrics in
other places.

Can we reconsider this decision?
Chetan Mehrotra


On Tue, Jul 4, 2017 at 4:45 PM, Julian Sedding <jsedd...@gmail.com> wrote:
> Maybe it is not necessary to embed *all* of commons-math3. The bnd
> tool (used by maven-bundle-plugin) can intelligently embed classes
> from specified java packages, but only if they are referenced.
> Depending on how well commons-math3 is modularized, that could allow
> for much less embedded classes. Neil Bartlett wrote a good blog post
> about this feature[0].
>
> Regards
> Julian
>
> [0] http://njbartlett.name/2014/05/26/static-linking.html
>
>
> On Tue, Jul 4, 2017 at 12:20 PM, Andrei Dulceanu
> <andrei.dulce...@gmail.com> wrote:
>> I'll add the dependency.
>>
>> Thanks,
>> Andrei
>>
>> 2017-07-04 13:10 GMT+03:00 Michael Dürig <mdue...@apache.org>:
>>
>>>
>>>
>>> On 04.07.17 11:15, Francesco Mari wrote:
>>>
>>>> 2017-07-04 10:52 GMT+02:00 Andrei Dulceanu <andrei.dulce...@gmail.com>:
>>>>
>>>>> Now my question is this: do we have a simple percentile implementation in
>>>>> Oak (I didn't find one)?
>>>>>
>>>>
>>>> I'm not aware of a percentile implementation in Oak.
>>>>
>>>> If not, would you recommend writing my own or adapting/extracting an
>>>>> existing one in a utility class?
>>>>>
>>>>
>>>> In the past we copied and pasted source code from other projects in
>>>> Oak. As long as the license allows it and proper attribution is given,
>>>> it shouldn't be a problem. That said, I'm not a big fan of either
>>>> rewriting an implementation from scratch or copying and pasting source
>>>> code from other projects. Is exposing a percentile really necessary?
>>>> If yes, how big of a problem is embedding of commons-math3?
>>>>
>>>>
>>> We should avoid copy paste as we might miss important fixes in later
>>> releases. I only did this once for some code where we needed a fix that
>>> wasn't yet released. It was a hassle.
>>> I would just add a dependency to commons-math3. Its a library exposing the
>>> functionality we require, so let's use it.
>>>
>>> Michael
>>>

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