Spider-Man game

import java.awt.Graphics;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

public class SpiderManGame extends javax.swing.JFrame implements KeyListener {

    private SpiderMan spiderman;

    public SpiderManGame() {
        initComponents();

        spiderman = new SpiderMan(200, 200);

        addKeyListener(this);
    }

    private void initComponents() {
        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setSize(400, 400);
        setTitle("Spider-Man Game");
    }

    @Override
    public void paint(Graphics g) {
        super.paint(g);

        spiderman.draw(g);
    }

    @Override
    public void keyPressed(KeyEvent e) {
        int keyCode = e.getKeyCode();

        switch (keyCode) {
            case KeyEvent.VK_LEFT:
                spiderman.moveLeft();
                break;
            case KeyEvent.VK_RIGHT:
                spiderman.moveRight();
                break;
            case KeyEvent.VK_UP:
                spiderman.jump();
                break;
            case KeyEvent.VK_SPACE:
                spiderman.shootWeb();
                break;
        }
    }

    @Override
    public void keyReleased(KeyEvent e) {
        int keyCode = e.getKeyCode();

        switch (keyCode) {
            case KeyEvent.VK_LEFT:
                spiderman.stopMovingLeft();
                break;
            case KeyEvent.VK_RIGHT:
                spiderman.stopMovingRight();
                break;
            case KeyEvent.VK_SPACE:
                spiderman.stopShootingWeb();
                break;
        }
    }

    @Override
    public void keyTyped(KeyEvent e) {
    }

    public static void main(String[] args) {
        new SpiderManGame().setVisible(true);
    }
}

class SpiderMan {

    private int x;
    private int y;
    private int speed;

    public SpiderMan(int x, int y) {
        this.x = x;
        this.y = y;
        speed = 5;
    }

    public void draw(Graphics g) {
        g.fillRect(x, y, 10, 10);
    }

    public void moveLeft() {
        x -= speed;
    }

    public void moveRight() {
        x += speed;
    }

    public void jump() {
        y -= speed;
    }

    public void shootWeb() {
        // TODO: Implement web shooting
    }

    public void stopMovingLeft() {
        // TODO: Implement stop moving left
    }

    public void stopMovingRight() {
        // TODO: Implement stop moving right
    }

    public void stopShootingWeb() {
        // TODO: Implement stop shooting web
    }
}