Spring Boot使用SystemTray图标

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.net.URL;
import javax.imageio.ImageIO;

@SpringBootApplication
public class SystemTrayApp {

    public static void main(String[] args) {
        SpringApplication.run(SystemTrayApp.class, args);

        if (!SystemTray.isSupported()) {
            System.out.println("SystemTray is not supported");
            return;
        }

        final PopupMenu popup = new PopupMenu();
        final SystemTray tray = SystemTray.getSystemTray();

        Image image = null;
        try {
            URL imageUrl = SystemTrayApp.class.getResource("/path/to/icon.png");
            image = ImageIO.read(imageUrl);
        } catch (IOException e) {
            e.printStackTrace();
        }

        final TrayIcon trayIcon = new TrayIcon(image, "Spring Boot App");
        final MenuItem exitItem = new MenuItem("Exit");
        popup.add(exitItem);

        trayIcon.setPopupMenu(popup);

        exitItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                System.exit(0);
            }
        });

        try {
            tray.add(trayIcon);
        } catch (AWTException e) {
            System.out.println("TrayIcon could not be added.");
        }
    }
}