Ca you try equals ignore metadata? crs1.equals( crs2, false )
And do step into the equals name / check - there must be a reason for it to return false. -- Jody Garnett On Thursday, 22 November 2012 at 4:57 AM, Marcelo Pacheco wrote: > Dear all, > > I'm trying to compare two CoordinateReferenceSystem. I use reference > http://docs.geotools.org/latest/userguide/library/referencing/compare.html. > This is the code: > > CoordinateReferenceSystem featureCRS = feature.getFeatureType(). > getCoordinateReferenceSystem(); > CoordinateReferenceSystem wgs84CRS = CRS.decode("EPSG:4326"); > > System.out.println("featureCRS = " + featureCRS.toString()); > System.out.println(); > System.out.println("wgs84CRS = " + wgs84CRS.toString()); > System.out.println(); > System.out.println("equals = " + featureCRS.equals(wgs84CRS)); > > System.out.println(); > System.out.println(); > > System.out.println("featureCRS name = " + featureCRS.getName().toString()); > System.out.println("wgs84CRS name = " + wgs84CRS.getName().toString()); > System.out.println(); > System.out.println("equals name = " + > featureCRS.getName().equals(wgs84CRS.getName())); > > > produces the following: > > featureCRS = GEOGCS["WGS 84", > DATUM["World Geodetic System 1984", > SPHEROID["WGS 84", 6378137.0, 298.257223563, AUTHORITY["EPSG","7030"]], > AUTHORITY["EPSG","6326"]], > PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]], > UNIT["degree", 0.017453292519943295], > AXIS["Geodetic longitude", EAST], > AXIS["Geodetic latitude", NORTH], > AUTHORITY["EPSG","4326"]] > > wgs84CRS = GEOGCS["WGS 84", > DATUM["World Geodetic System 1984", > SPHEROID["WGS 84", 6378137.0, 298.257223563, AUTHORITY["EPSG","7030"]], > AUTHORITY["EPSG","6326"]], > PRIMEM["Greenwich", 0.0, AUTHORITY["EPSG","8901"]], > UNIT["degree", 0.017453292519943295], > AXIS["Geodetic longitude", EAST], > AXIS["Geodetic latitude", NORTH], > AUTHORITY["EPSG","4326"]] > > equals = false > > > featureCRS name = EPSG:WGS 84 > wgs84CRS name = EPSG:WGS 84 > > equals name = false > > > Why the return of the "equal()" is false? > What am I do wrong? > > Thanks!! > _______________________________________________ > User-friendly Desktop Internet GIS (uDig) > http://udig.refractions.net > http://lists.refractions.net/mailman/listinfo/udig-devel > >
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