Andrea Aime wrote:
> Jody Garnett ha scritto:
>
>> Hi Andrea;
>>
>> gt-process is still unsupported; indeed I am hoping for feedback from
>> the process of intergrating sextante in order to refine this api.
>>
>
> So, do you think it would make sense to have the factory generate
> multiple algorithms
That part is fine.
> and have the algorithm describe itself like in Sextante?
>
Based on your description below it sounds like we need more detailed
information then "like in Sextante".
> As an alternative, we could split out a descriptive object,
> ProcessMetadata, and have the factory and the algorithm return it
> on demand:
>
> ProcessFactory {
> Process getAlgorithm(String name);
> ProcessDescription describeAlgorithm(String name)
> }
>
> Process {
> ...
> ProcessDescription describeAlgorithm();
> ...
> }
>
Understood; if you go to a "multi" approach (which seems the only way
around factory spi) we will need to allow the factory to provide a list
of descriptive objects.
>> I would love to know what kind of descriptive information sextante
>> provides (since we ended up needing quite a bit for gt-process - in
>> order to support wps).
>>
>
> From a cursory look it covers decently the WPS metadata, it has a name and a
> title, thought it does not have an extensive description it seems. Same goes
> for the parameters, no description but we have name and title.
>
This will present quite the challenge will it not? We have been
gradually documenting additional keys for our metadata map (for things
like CRS, Length etc...).
Jody
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