import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.shape.CircleBuilder;
import javafx.scene.shape.Rectangle;
import javafx.scene.shape.RectangleBuilder;
import javafx.scene.shape.Shape;
import javafx.stage.Stage;

/**
 *
 * @author Alexander Kouznetsov
 */
public class Bug extends Application {

    public static void main(String[] args) {
        System.setProperty("http.proxyHost", "www-proxy.us.oracle.com");
        System.setProperty("http.proxyPort", "80");
        launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {

        final Rectangle rectangle = RectangleBuilder.create()
                .width(100)
                .height(100)
                .fill(Color.TRANSPARENT)
                .stroke(Color.RED)
                .build();
        
        final Shape circle = CircleBuilder.create()
                .radius(100)
                .fill(Color.BLUE)
                .stroke(Color.BLACK)
                .build();

        VBox vBox = new VBox();
        vBox.getChildren().setAll(rectangle, circle, Shape.intersect(rectangle, circle), Shape.subtract(rectangle, circle), Shape.union(rectangle, circle));

        Scene scene = new Scene(vBox, 600, 600);

        stage.setScene(scene);
        stage.show();
    }

}