[Geoserver-devel] [udig-devel] general purpose client to WFS 1.1
Justin Deoliveira
jdeolive at openplans.org
Mon Oct 16 07:50:04 PDT 2006
Hi guys,
Sorry for jumping into the thread so late. There is the xml-gml3 module
which lives on geotools trunk ( under ext ) which contains the code for
parsing gml3, however as chris stated, most of it is unimplemented
except for geometries and basic feature support.
-Justin
Chris Holmes wrote:
>
>
> Jody Garnett wrote:
>> Justin (CCed) on this email is part of OWS-4 project, and has ported
>> the code in question over to GeoTools trunk.
> And he's also in the process of using it for parsing GML 3.1.1 (though
> only level 0), as we have to in order to do transactions.
>
> If you want more information on the parser, see:
> http://udig.refractions.net/confluence/display/OWS3/GTXML We should
> probably port those docs over to geotools, since the code lives there now..
>
> And the steering document is at:
> http://docs.codehaus.org/download/attachments/16158/GTSteering.pdf
>
>>
>> If possible it would be great to see your work made public as a
>> GeoServer community module.
> This would be great. We're working to make GeoServer more of a
> platform, so that one can install individual plug-ins (WMS, WFS, WCS)
> and not have to go whole hog. Developing against it as a platform gets
> you geotools and jts libraries.
>
> So it'd be cool to include the clipping service as a plug-in to
> GeoServer. If you're interested let us know and we can point you at how
> to do it.
>
> best regards,
>
> Chris
>
>
>> Jody
>>> Jody,
>>> Thank for your reply. I am a PhD student at George Mason
>>> University. We are part of OWS-4 testbed. We are resposible for
>>> creating a "clipping service" and wrap it as a WPS (Web Processing
>>> Service). We have already created the basic version of the service
>>> which works with WFS 1.0 using geotools and JTS. But at some point in
>>> the future we have to upgrade it to WFS 1.1.
>>> Can you send send me the links to the schema parser you are talking
>>> about? If I can contribute to your project somehow, please let me
>>> know. Can I get the geotools steering document? Any pointers on how
>>> to start with UDIG source code would be helpful. Thank you.
>>>
>>> Upendra
>>>
>>> */Jody Garnett <jgarnett at refractions.net>/* wrote:
>>>
>>> Upendra wrote:
>>> > Hello everybody,
>>> > I am new to UDIG. I want to use udig with WFS. I was able to
>>> use it
>>> > with WFS 1.0, but not with WFS 1.1. My question:- Is it even
>>> possible
>>> > to develop general purpose client for any WFS 1.1?
>>> Of course. We did one for the OWS-3 project that you can take a
>>> look at,
>>> we did not roll it out into the codebase as we only managed to parse
>>> points as far as geometry went. But now geotools has picked up the
>>> work
>>> so we could do better - just need time / money / volunteers
>>> (preferably
>>> all three)
>>> > What if my WFS schema is very complicated?
>>> This is why we had to develop our own parser (our WFS 1.0 support is
>>> done with the generation 3 geotools parser, the WFS 1.1 mentioned
>>> above
>>> using generation 4). The feature model used has also been a blocker,
>>> but that has gotten some research attention since this time last
>>> year,
>>> now we need some development time to bring it home. Currently the
>>> ground
>>> work will be ready to do this for next year, but we make work on
>>> funding
>>> for that :-)
>>>
>>> I got a geotools steering document to present to their project
>>> management committee about that.
>>> > In case of WFS 1.0 schemas are usually very simple, one just
>>> has to
>>> > look at a geometry field in the schema and use it for rendering.
>>> What
>>> > if there are multiple geometry fields or if there is topological
>>> > complex instead of a geometry field? Is it possible to create a
>>> > general purpose client without knowing the WFS application schema
>>> > beforehand? Any answers will be greatly appreciated. Thank you.
>>> Sure, and we do this. So far we have been limited by data sources
>>> presenting interesting content (so our current tools have not been
>>> tested with more then one geometry field per feature etc...).
>>>
>>> Um I have lots of links to this work ... what are you interested in?
>>> Anything beyond it can be done?
>>>
>>> Cheers,
>>> Jody
>>>
>>> _______________________________________________
>>> User-friendly Desktop Internet GIS (uDig)
>>> http://udig.refractions.net
>>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>>
>>>
>>> ------------------------------------------------------------------------
>>> Yahoo! Messenger with Voice. Make PC-to-Phone Calls
>>> <http://us.rd.yahoo.com/mail_us/taglines/postman1/*http://us.rd.yahoo.com/evt=39663/*http://voice.yahoo.com>
>>> to the US (and 30+ countries) for 2¢/min or less.
>>> ------------------------------------------------------------------------
>>>
>>> _______________________________________________
>>> User-friendly Desktop Internet GIS (uDig)
>>> http://udig.refractions.net
>>> http://lists.refractions.net/mailman/listinfo/udig-devel
>>>
>>
>>
>> -------------------------------------------------------------------------
>> Using Tomcat but need to do more? Need to support web services, security?
>> Get stuff done quickly with pre-integrated technology to make your job
>> easier
>> Download IBM WebSphere Application Server v.1.0.1 based on Apache
>> Geronimo
>> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
>> _______________________________________________
>> Geoserver-devel mailing list
>> Geoserver-devel at lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/geoserver-devel
>>
>>
>>
>
> -------------------------------------------------------------------------
> Using Tomcat but need to do more? Need to support web services, security?
> Get stuff done quickly with pre-integrated technology to make your job easier
> Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
>
> !DSPAM:1004,45304232205254750375898!
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> Geoserver-devel mailing list
> Geoserver-devel at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/geoserver-devel
>
>
> !DSPAM:1004,45304232205254750375898!
--
Justin Deoliveira
The Open Planning Project
jdeolive at openplans.org
More information about the udig-devel
mailing list