Re: [mat-dev] Scripting support for MAT queries

[iulian dragos <jaguarul@xxxxxxxxx>]

On Wed, Mar 23, 2011 at 3:12 PM, Markus Kohler <markus.kohler@xxxxxxxxx> wrote:
> Hi Iulian,
> I would be interested in helping with this project.
> Also I don't have a deep understanding of the complete source code I was
> involved early one with the project at SAP.
> I think I could also count on a bit of onsite support here from Krum or the
> other MAT colleagues ;-)
> Just drop me an e-mail and let me know how we could proceed.

Thanks, that's really good news. I'd really like to see this project
happening. The project proposal has been submitted, and now we are
waiting for applications. Once we have someone, I'll write back and
see how to organize.

cheers,
iulian

> Regards,
> Markus
>
> On Tue, Mar 22, 2011 at 4:28 PM, iulian dragos <jaguarul@xxxxxxxxx> wrote:
>>
>> Hello,
>>
>> I started a thread on the MAT forum related to adding scripting
>> support for queries in MAT (also an enhancement request:
>> https://bugs.eclipse.org/bugs/show_bug.cgi?id=335943).
>>
>> To summarize my proposal, I suggested adding the necessary extension
>> points in MAT to allow a different engine for querying. OQL is good
>> for quick and dirty queries, but it lacks abstraction and reuse: if
>> one needs to drill down using the previous results, or write some more
>> complicated conditions, it quickly becomes cumbersome or even
>> impossible.
>>
>> I proposed using JavaScript and Scala, as two possible
>> implementations. I see advantages for both: the dynamic typing
>> strategy in javascript makes it easy to code against unknown objects,
>> while Scala runs on the JVM and has better performance (while the
>> syntax is still very lightweight).
>>
>> The Scala project has been selected as a mentoring organization for
>> Google Summer of Code (http://code.google.com/soc/), and I wrote a
>> project proposal in this regard. If we get a motivated student, he can
>> work independently but it would be very good to have someone working
>> on the MAT team for supervision. We can work out the details, but I'd
>> need to know if anyone is interested in spending some time in the
>> beginning for laying out the project plan. From past experience, such
>> students are quite motivated and work well on their own, but it is
>> important to help them implement the right thing.
>>
>> Regarding licensing, I believe we can have the MAT work well
>> delimited, and written in Java. Given the right extension points, the
>> rest can be written in Scala as independent plugins (at any rate, the
>> Scala license is a BSD-like license so it should be no barrier).
>>
>> cheers,
>> iulian
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>
>



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