presto-geospatial/src/main/java/io/prestosql/plugin/geospatial/GeoFunctions.java/GeoFunctions/geometryFromText
class GeoFunctions:    private static OGCGeometry geometryFromText(Slice input)
    {
        OGCGeometry geometry;
        try {
            geometry = OGCGeometry.fromText(input.toStringUtf8());
        }
        catch (IllegalArgumentException e) {
            throw new PrestoException(INVALID_FUNCTION_ARGUMENT, "Invalid WKT: " + input.toStringUtf8(), e);
        }
        geometry.setSpatialReference(null);
        return geometry;
    }