I would second this, the ability to throw IOExceptions is nice as an
implementor. FeatureIterator (and friends) are a good easy to use wrapper
for consuming content.
Jody Garnett
On Wed, Oct 8, 2014 at 6:20 AM, Justin Deoliveira <[email protected]
> wrote:
> How about FeatureReader? It has a schema.
>
> On Wed, Oct 8, 2014 at 4:45 AM, Andrea Aime <[email protected]>
> wrote:
>
>> Hi,
>> in the processing section of GeoTools we have some processing
>> collections, that is, collections that are building results on the fly.
>>
>> Now, today they are represented as collections, mostly because
>> we'd like to advertise their feature type, and because GML encoders
>> eat collections, but there is a hitch, often they cannot compute their
>> size (they'd have to run the whole calculation to see how big the result
>> is), so they return -1, which is not really valid API wise.
>>
>> Maybe a FeatureIterator would be a better fit, but it does not have
>> a getSchema() method, we could extend the API, but that would
>> break all implementations, or we could have a subclass, but
>> that would seem ugly too (anyone wants a SchemaAwareFeatureIterator?).
>>
>> We could pick the first feature and get the schema there, but sometimes
>> you need to create some valid output structure even if the iterator
>> is empty.
>>
>> Hum... not that the current situation does not work, but it's not
>> so clean either.
>>
>> Anyone with ideas of how to make it better?
>>
>> Cheers
>> Andrea
>>
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> --
> Justin Deoliveira
> VP Engineering | Boundless <http://boundlessgeo.com/>
> [email protected]
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