# Ractangle with rounded corners drawn using Java 2D Graphics API : Rectangle « 2D Graphics « Java Tutorial

```import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.geom.RoundRectangle2D;
public class Main extends javax.swing.JFrame {

public Main() {
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setSize(600,600);
}

public void paint(Graphics g) {
Graphics2D graphics2 = (Graphics2D) g;
RoundRectangle2D roundedRectangle = new RoundRectangle2D.Float(100, 100, 240, 160, 10, 10);
graphics2.draw(roundedRectangle);
}

public static void main(String args[]) {
new Main().setVisible(true);
}
}
```
 16.41.Rectangle 16.41.1. java.awt.Rectangle 16.41.2. Draw Rectangle 16.41.3. drawRect (int, int, int, int) to draw a rectangle outline 16.41.4. drawRoundRect (int, int, int, int, int, int) to draw a rounded rectangle outline 16.41.5. Draw a three-dimensional rectangle outline 16.41.6. How do I...Fill shapes? 16.41.7. Fill 3D Rectangle 16.41.8. Draw Rectangle with Rectangle2D.Float 16.41.9. Draw RoundRectangle2D.Float 16.41.10. Ractangle with rounded corners drawn using Java 2D Graphics API 16.41.11. Intersection between rectangles 16.41.12. Grow a rectangle 16.41.13. Union two Rectangles 16.41.14. Clips the specified line to the given rectangle. 16.41.15. Returns a point based on (x, y) but constrained to be within the bounds of a given rectangle. 16.41.16. Checks, whether the given rectangle1 fully contains rectangle 2 (even if rectangle 2 has a height or width of zero!).