class GeometryBuilder {

    public Polygon boxZ(double x1, double y1, double x2, double y2, double z) {
        double[] ord = new double[] { x1, y1, z, x1, y2, z, x2, y2, z, x2, y1, z,
                x1, y1, z };
        return polygonZ(ord);
    }

    public  GeometryBuilder();
    public  GeometryBuilder(GeometryFactory geomFact);

}