docs: public static Geometry intersect(Geometry geometry1, Geometry intersector,
  			SpatialReference spatialReference) {
  		OperatorIntersection op = (OperatorIntersection) factory
  				.getOperator(Operator.Type.Intersection);
  		Geometry result = op.execute(geometry1, intersector, spatialReference,
  				null);
  		return result;
  	}