Java: Create a JRadioButton Component in Java

Create a JRadioButton Component in Java

import javax.swing.*;

import java.awt.*;

public class RadioButtonr {

    public RadioButton() {

        JRadioButton Male, Female;

        JFrame frame = new JFrame("Creating a JRadioButton Component");

        JPanel panel = new JPanel();

        ButtonGroup buttonGroup = new ButtonGroup();

        Male = new JRadioButton("Male");

        buttonGroup.add(Male);

        panel.add(Male);

        Female = new JRadioButton("Female");

        buttonGroup.add(Female);

        panel.add(Female);

        Male.setSelected(true);

        frame.add(panel);

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        frame.setSize(400, 400);

        frame.setVisible(true);

    }

    public static void main(String[] args) {

        RadioButton r = new RadioButton();

    }

}

 Output