I believe this is a known problem with geotools 2.4 and Java 6. I believe
the problem has been fixed in geotools 2.5. what version of geotools do u
use??
Regards
Ajay Ravichandran
On Sun, Jan 11, 2009 at 2:59 PM, ari fainchtein <[email protected]> wrote:
> Hello,
> I am trying to convert lat long into utm, when executing the following
> code:
> double utmZoneCenterLongitude = -123; // Center lon of zone, example:
zone
> 10 = -123
> int zoneNumber = 55; // zone number, example: 10
> double latitude=-37.13298390;
> double longitude = 144.47529813; // lat, lon in degrees
> MathTransformFactory mtFactory =
> ReferencingFactoryFinder.getMathTransformFactory(null);
> ReferencingFactoryContainer factories = new
> ReferencingFactoryContainer(null);
>
> GeographicCRS geoCRS =
> org.geotools.referencing.crs.DefaultGeographicCRS.WGS84;
> CartesianCS cartCS =
> org.geotools.referencing.cs.DefaultCartesianCS.GENERIC_2D;
> ParameterValueGroup parameters =
> mtFactory.getDefaultParameters("Transverse_Mercator");
> parameters.parameter("central_meridian").setValue(utmZoneCenterLongitude);
> parameters.parameter("latitude_of_origin").setValue(0.0);
> parameters.parameter("scale_factor").setValue(0.9996);
> parameters.parameter("false_easting").setValue(500000.0);
> parameters.parameter("false_northing").setValue(0.0);
> Map properties = Collections.singletonMap("name", "WGS 84 / UTM Zone " +
> zoneNumber);
> ProjectedCRS projCRS = factories.createProjectedCRS(properties, geoCRS,
> null, parameters, cartCS);
> MathTransform transform = CRS.findMathTransform(geoCRS, projCRS);
> double[] dest = new double[2];
> transform.transform(new double[] {longitude, latitude}, 0, dest, 0, 1);
> int easting = (int)Math.round(dest[0]);
> int northing = (int)Math.round(dest[1]);
>
> i get an error:
> Exception in thread "main" java.lang.IncompatibleClassChangeError:
> Implementing class
> when executing the line:
> MathTransformFactory mtFactory =
> ReferencingFactoryFinder.getMathTransformFactory(null);
> can anybody give me some guidance?
> thanks
>
>
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