[OpenLayers-Users] Trouble reading line features with format.GML

[Andreas Hocevar]

Hi,

your response is not well formed, and the reason is that your typename
contains a blank ("My Lines"). Rename it e.g. to "MyLines", and
everything should be fine.

Regards,
Andreas.

On Tue, Jun 16, 2009 at 1:15 AM, Phil Scadden<p.scadden at gns.cri.nz> wrote:
> I am trying to read back which line features I have clicked. This
> response code for a getfeatureinfo works fine for points, but having
> trouble with lines.
>                if(request.responseText) {
>                    g =  new OpenLayers.Format.GML();
>                    var features = g.read(request.responseText);
>                    for (i = 0; i < features.length; i++) {
>                            do stuff
>                    }
> Which I click on a line, I get back responsetext that looks like this
> below. It seems well formed to me
> but g.read returns a zero-length feature collection. Do I need something
> else to read lines instread of points?
>
>
> <?xml version="1.0" encoding="UTF-8"?><wfs:FeatureCollection
> xmlns="http://www.opengis.net/wfs"
> xmlns:wfs="http://www.opengis.net/wfs" xmlns:pdq="http://www.gns.cri.nz"
> xmlns:gml="http://www.opengis.net/gml"
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
> xsi:schemaLocation="http://www.gns.cri.nz
> http://pdq-dev.gns.cri.nz:80/geoserver/wfs?service=WFS&amp;version=1.0.0&amp;request=DescribeFeatureType&amp;typeName=pdq:My
> Lines http://www.opengis.net/wfs
> http://pdq-dev.gns.cri.nz:80/geoserver/schemas/wfs/1.0.0/WFS-basic.xsd"><gml:boundedBy><gml:null>unknown</gml:null></gml:boundedBy><gml:featureMember><pdq:My
> Lines fid="My Lines.852"><pdq:the_geom><gml:MultiLineString
> srsName="http://www.opengis.net/gml/srs/epsg.xml#4253"><gml:lineStringMember><gml:LineString><gml:coordinates
> xmlns:gml="http://www.opengis.net/gml" decimal="." cs="," ts="
> ">121.69522222,16.76155556 121.69166667,16.76294444
> 121.68411111,16.76594444 121.67630556,16.76902778
> 121.66822222,16.77236111 121.66038889,16.77536111
> 121.65261111,16.77866667 121.64483333,16.78175 121.63705556,16.78497222
> 121.6295,16.78794444 121.62180556,16.79130556 121.61402778,16.79422222
> 121.60602778,16.79744444 121.59797222,16.80080556
> 121.59016667,16.80397222 121.58244444,16.80705556
> 121.57344444,16.81061111 121.56583333,16.81358333 121.558,16.81708333
> 121.55,16.82008333 121.5425,16.82327778 121.53458333,16.82636111
> 121.52697222,16.82952778 121.51838889,16.83305556
> 121.51066667,16.83608333 121.50280556,16.83927778
> 121.49516667,16.84213889 121.48747222,16.84530556
> 121.47944444,16.84836111 121.47147222,16.8515 121.46383333,16.85458333
> 121.45605556,16.85772222</gml:coordinates></gml:LineString></gml:lineStringMember></gml:MultiLineString></pdq:the_geom><pdq:LINE_NAME>L-16</pdq:LINE_NAME><pdq:RNG>166
> - 470</pdq:RNG></pdq:My Lines></gml:featureMember></wfs:FeatureCollection>"
> --
> Phil Scadden, Senior Scientist GNS Science Ltd 764 Cumberland St,
> Private Bag 1930, Dunedin, New Zealand Ph +64 3 4799663, fax +64 3 477 5232
>
>
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-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.