"Hot Keys"

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRadioButton;


public class test extends JFrame implements ActionListener, KeyListener {

    JPanel pane;
    JLabel one, two, three;
    JRadioButton oner, twor, threer;

    public static void main(String[] args) {
        test frame = new test();
    }

    public test() {
        addKeyListener(this);

        setTitle("\"Hot Keys\"");
        setSize(500, 150);
        setBackground(Color.WHITE);
        setResizable(false);
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setVisible(true);

        pane = new JPanel();
        setContentPane(pane);
        pane.setBackground(Color.WHITE);
        pane.setLayout(null);

        one = new JLabel("Not Selected");
        one.setBounds(50, 25, 100, 20);
        pane.add(one);

        oner = new JRadioButton();
        oner.setBounds(75, 50, 20, 20);
        oner.addActionListener(this);
        pane.add(oner);

        two = new JLabel("Not Selected");
        two.setBounds(200, 25, 100, 20);
        pane.add(two);

        twor = new JRadioButton();
        twor.setBounds(225, 50, 20, 20);
        twor.addActionListener(this);
        pane.add(twor);

        three = new JLabel("Not Selected");
        three.setBounds(350, 25, 100, 20);
        pane.add(three);

        threer = new JRadioButton();
        threer.setBounds(375, 50, 20, 20);
        threer.addActionListener(this);
        pane.add(threer);

        validate();
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        if(e.getSource().equals(oner)) {
            if(oner.isSelected()) {
                one.setText("Selected");
            } else {
                one.setText("Not Selected");
            }
        } else if (e.getSource().equals(twor)) {
            if(twor.isSelected()) {
                two.setText("Selected");
            } else {
                two.setText("Not Selected");
            }
        } else if (e.getSource().equals(threer)) {
            if(threer.isSelected()) {
                three.setText("Selected");
            } else {
                three.setText("Not Selected");
            }
        }
    }

    @Override
    public void keyTyped(KeyEvent e) {

    }

    @Override
    public void keyPressed(KeyEvent e) {
        if(e.getKeyCode() == KeyEvent.VK_1) {
            if(oner.isSelected()) {
                one.setText("Not Selected");
                oner.setSelected(false);
            } else {
                one.setText("Selected");
                oner.setSelected(true);
            }
        } else if (e.getKeyCode() == KeyEvent.VK_2) {
            if(twor.isSelected()) {
                two.setText("Not Selected");
                twor.setSelected(false);
            } else {
                two.setText("Selected");
                twor.setSelected(true);
            }
        }else if (e.getKeyCode() == KeyEvent.VK_3) {
            if(threer.isSelected()) {
                three.setText("Not Selected");
                threer.setSelected(false);
            } else {
                three.setText("Selected");
                threer.setSelected(true);
            }
        }
    }

    @Override
    public void keyReleased(KeyEvent e) {

    }
}