Hi Paul,
for starters I'd open a ticket:
https://osgeo-org.atlassian.net/projects/GEOS/issues
If you want to speed up the resolution I'd also consider making a pull
request, following this rules:
https://github.com/geoserver/geoserver/blob/master/CONTRIBUTING.md
Cheers
Andrea
On Wed, Jun 28, 2017 at 7:42 PM, Paul Austin <[email protected]>
wrote:
> It looks like if you do a request to return KML data in a WMS request
> where there are no styles within the scale range it is still calculating
> the feature collection. It would be nice if there were no valid styles at
> that scale range then the response would short circuit and return an empty
> document rather than calculating the feature collection.
>
> For example the following takes a long time to process and return an
> document with no KML placemarks.
>
> http://test.openmaps.gov.bc.ca/geo/pub/wms?service=wms&;
> request=GetMap&version=1.1.1&format=application/vnd.google-
> earth.kml+xml&layers=pub%3AWHSE_IMAGERY_AND_BASE_MAPS.
> AIMG_PHOTO_CENTROIDS_SP&styles=Airborne_Imagery_Air_Photo_Centres_2016&
> transparent=true&srs=EPSG%3A4326&format_options=AUTOFIT:
> true;KMATTR:true;KMPLACEMARK:true;KMSCORE:100;MODE:refresh;
> SUPEROVERLAY:false&BBOX=-130,49,-110,60&WIDTH=1000&HEIGHT=1000
>
> Adding &maxFeatures=1000 it returns quicker, but it looks like it is still
> performing the query.
>
> In org.geoserver.kml.sequence.FeatureSequenceFactory the following looks
> like if the simplified styles are null then it doesn’t create the feature
> iterator. I wonder if changing it to something like simplified!= null && !
> simplified.isEmpty() would work. Or if the feature collection is also being
> created elsewhere.
>
> @Override
> public Sequence<Feature> newSequence() {
> return new FeatureGenerator(simplified != null ?
> context.openIterator(features) : null);
> }
>
> I don’t know the code enough and the geoserver is running at a client site
> so I can verify In a debugger what is actually happening.
>
>
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--
Regards,
Andrea Aime
==
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==
Ing. Andrea Aime
@geowolf
Technical Lead
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