docs: public Envelope transform(Envelope source, CoordinateReferenceSystem sourceCrs, CoordinateReferenceSystem targetCrs)
  			throws GeomajasException {
  		if (sourceCrs == targetCrs) { // NOPMD
  			// only works when the caching of the CRSs works
  			return source;
  		}
  
  		CrsTransform crsTransform = geoService.getCrsTransform(sourceCrs, targetCrs);
  		return geoService.transform(source, crsTransform);
  	}