如何开启桌面通知？jxBrowser

import com.teamdev.jxbrowser.browser.Browser;
import com.teamdev.jxbrowser.engine.Engine;
import com.teamdev.jxbrowser.engine.EngineOptions;
import com.teamdev.jxbrowser.engine.RenderingMode;
import com.teamdev.jxbrowser.notifications.Notification;
import com.teamdev.jxbrowser.notifications.NotificationService;
import com.teamdev.jxbrowser.view.swing.BrowserView;

import javax.swing.*;
import java.awt.*;

public class DesktopNotificationExample {
    public static void main(String[] args) {
        // 创建浏览器引擎
        EngineOptions options = EngineOptions.newBuilder(RenderingMode.HARDWARE_ACCELERATED).build();
        Engine engine = Engine.newInstance(options);

        // 创建浏览器
        Browser browser = engine.newBrowser();

        // 启用通知功能
        NotificationService notificationService = browser.context().getNotificationService();
        notificationService.setNotificationsEnabled(true);

        // 创建浏览器视图
        BrowserView view = BrowserView.newInstance(browser);

        // 创建窗口并显示浏览器视图
        JFrame frame = new JFrame();
        frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        frame.add(view, BorderLayout.CENTER);
        frame.setSize(800, 600);
        frame.setVisible(true);
    }
}