The problem is that GeoTools never sets the JTS srid on geometries, AFAIK
no one uses that at all.
I would add a separate SRS parameter (may be defaulting to 4326) to solve
this or pass in a feature rather than a geometry.
Ian
On Sat, 2 Jun 2018 at 13:14, <[email protected]> wrote:
> Hi,
> I've a custom WPS process that accepts a point then does some calculations.
> I'm calling it using the following request:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <wps:Execute version="1.0.0" service="WPS" xmlns:xsi="
> http://www.w3.org/2001/XMLSchema-instance"; xmlns="
> http://www.opengis.net/wps/1.0.0"; xmlns:wfs="http://www.opengis.net/wfs";
> xmlns:wps="http://www.opengis.net/wps/1.0.0"; xmlns:ows="
> http://www.opengis.net/ows/1.1"; xmlns:gml="http://www.opengis.net/gml";
> xmlns:ogc="http://www.opengis.net/ogc"; xmlns:wcs="
> http://www.opengis.net/wcs/1.1.1"; xmlns:xlink="
> http://www.w3.org/1999/xlink"; xsi:schemaLocation="
> http://www.opengis.net/wps/1.0.0
> http://schemas.opengis.net/wps/1.0.0/wpsAll.xsd";>
> <ows:Identifier>gs:GridTabularGeographic</ows:Identifier>
> <wps:DataInputs>
> <wps:Input>
> <ows:Identifier>point</ows:Identifier>
> <wps:Data>
> <wps:ComplexData mimeType="application/json">
> <![CDATA[
> {
> "type": "Point",
> "coordinates": [
> [
> 30,
> 31
> ]
> ],
> "crs": {
> "type": "name",
> "properties": {
> "name": "urn:ogc:def:crs:OGC:1.3:CRS84"
> }
> }
> }
> ]]>
> </wps:ComplexData>
> </wps:Data>
> </wps:Input>
> </wps:DataInputs>
> <wps:ResponseForm>
> <wps:RawDataOutput mimeType="application/json">
> <ows:Identifier>result</ows:Identifier>
> </wps:RawDataOutput>
> </wps:ResponseForm>
> </wps:Execute>
>
> Inside the WPS function I'm reading the SRID of the passed point, it
> returns zero !!
>
> Here is my function:
> @DescribeProcess(title = "GridTabularGeographic", description = "Creates a
> new tabular grid, in geographic coordinates.")
> public class GridTabularGeographic implements GeoServerProcess {
>
> @DescribeResult(name = "result", description = "output result")
> public int execute(@DescribeParameter(name = "point", description =
> "Top left point") com.vividsolutions.jts.geom.Geometry.Geometry point) {
> int srid = point.getSRID(); //srid is 0 !!
> ...
> }
> }
>
> So, although I'm passing SRID = 4326 in the geojson, the function see it
> as 0. What is the problem?
>
> I've also tried the following in the geojson:
>
> {
> "type": "Point",
> "coordinates": [
> [
> 30,
> 31
> ]
> ],
> "crs": {
> "type": "name",
> "properties": {
> "name": "EPSG:4326"}
> }
> }
>
> With the same results.
>
> Regards,
> Fawzy
>
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> Please make sure you read the following two resources before posting to
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> - The GeoServer user list posting guidelines:
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>
> 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
>
--
Ian Turton
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_______________________________________________
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Please make sure you read the following two resources before posting to this
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- Earning your support instead of buying it, but Ian Turton:
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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
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