Yes, only the properties explicitly referenced in the style are loaded from the source data, so your function will have to have the necessary parameters explicitly listed as call arguments
Cheers Andrea On Wed, Jan 2, 2019 at 10:58 AM László Németh <[email protected]> wrote: > Thank you, Andrea! > > Could you also help me understand the following. > I try to add a new function to geoserver. The function I implemented is > called properly, however the feature passed to the evaluate function seems > to have only 2 properties however the feature should have tens of > properties. > > I call my function from CSS like this: > label: [npIsL1Splitter()]; > > And the evalute() is coded as below: > > public <T> T evaluate(Object object, Class<T> context) { > String isL1; > if (object instanceof SimpleFeature) { > isL1 = isL1Splitter((SimpleFeature)object); > } > else { > isL1 = object.getClass().getName(); > } > return Converters.convert(isL1, context); // convert to requested > format > } > > private String isL1Splitter(SimpleFeature feature) { > return (Integer.toString(feature.getAttributeCount()); > } > > Is there any “lasy” loading of properties? > > Regards, > Laszlo > > 2019. jan. 2. dátummal, 9:30 időpontban Andrea Aime < > [email protected]> írta: > > Hi, > in OGC Filter, and by extension, in SLD and CSS, a function is not a > filter, it's an expression. > The filters are the alphanumeric and spatial comparisons. like, between, > and the logical combinators. > In order to make that a filter you'll have to write: > > [equalTo(1, 1) = true] > > Cheers > Andrea > > On Wed, Jan 2, 2019 at 7:23 AM László Németh <[email protected]> > wrote: > >> Hi, >> >> Could anyone help me clarify how to compose a CSS filter with a function >> returning boolean? >> I thought this should be fine, but I get "Expecting Filter Parsing : >> equalTo(1,1)." >> >> [equalTo(1,1)] { >> :mark { >> stroke: #e52e2e; >> fill: #ff6c6c; >> } >> }; >> >> Thank you, >> Laszlo >> _______________________________________________ >> Geoserver-users mailing list >> >> Please make sure you read the following two resources before posting to >> this list: >> - Earning your support instead of buying it, but Ian Turton: >> http://www.ianturton.com/talks/foss4g.html#/ >> - The GeoServer user list posting guidelines: >> http://geoserver.org/comm/userlist-guidelines.html >> >> If you want to request a feature or an improvement, also see this: >> https://github.com/geoserver/geoserver/wiki/Successfully-requesting-and-integrating-new-features-and-improvements-in-GeoServer >> >> >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/geoserver-users >> > > > -- > Regards, Andrea Aime == GeoServer Professional Services from the experts! > Visit http://goo.gl/it488V for more information. == Ing. Andrea Aime > @geowolf Technical Lead GeoSolutions S.A.S. Via di Montramito 3/A 55054 > Massarosa (LU) phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 > 8844549 http://www.geo-solutions.it http://twitter.com/geosolutions_it > ------------------------------------------------------- *Con riferimento > alla normativa sul trattamento dei dati personali (Reg. UE 2016/679 - > Regolamento generale sulla protezione dei dati “GDPR”), si precisa che ogni > circostanza inerente alla presente email (il suo contenuto, gli eventuali > allegati, etc.) è un dato la cui conoscenza è riservata al/i solo/i > destinatario/i indicati dallo scrivente. Se il messaggio Le è giunto per > errore, è tenuta/o a cancellarlo, ogni altra operazione è illecita. Le > sarei comunque grato se potesse darmene notizia. This email is intended > only for the person or entity to which it is addressed and may contain > information that is privileged, confidential or otherwise protected from > disclosure. We remind that - as provided by European Regulation 2016/679 > “GDPR” - copying, dissemination or use of this e-mail or the information > herein by anyone other than the intended recipient is prohibited. If you > have received this email by mistake, please notify us immediately by > telephone or e-mail.* > > > -- Regards, Andrea Aime == GeoServer Professional Services from the experts! Visit http://goo.gl/it488V for more information. == Ing. Andrea Aime @geowolf Technical Lead GeoSolutions S.A.S. Via di Montramito 3/A 55054 Massarosa (LU) phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 8844549 http://www.geo-solutions.it http://twitter.com/geosolutions_it ------------------------------------------------------- *Con riferimento alla normativa sul trattamento dei dati personali (Reg. UE 2016/679 - Regolamento generale sulla protezione dei dati “GDPR”), si precisa che ogni circostanza inerente alla presente email (il suo contenuto, gli eventuali allegati, etc.) è un dato la cui conoscenza è riservata al/i solo/i destinatario/i indicati dallo scrivente. Se il messaggio Le è giunto per errore, è tenuta/o a cancellarlo, ogni altra operazione è illecita. Le sarei comunque grato se potesse darmene notizia. This email is intended only for the person or entity to which it is addressed and may contain information that is privileged, confidential or otherwise protected from disclosure. We remind that - as provided by European Regulation 2016/679 “GDPR” - copying, dissemination or use of this e-mail or the information herein by anyone other than the intended recipient is prohibited. If you have received this email by mistake, please notify us immediately by telephone or e-mail.*
_______________________________________________ Geoserver-users mailing list Please make sure you read the following two resources before posting to this list: - Earning your support instead of buying it, but Ian Turton: http://www.ianturton.com/talks/foss4g.html#/ - The GeoServer user list posting guidelines: http://geoserver.org/comm/userlist-guidelines.html If you want to request a feature or an improvement, also see this: https://github.com/geoserver/geoserver/wiki/Successfully-requesting-and-integrating-new-features-and-improvements-in-GeoServer [email protected] https://lists.sourceforge.net/lists/listinfo/geoserver-users
