如何在单击按钮时延迟程序(java swing)

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class DelayExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Delay Example");
        JButton button = new JButton("Click Me");

        button.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                Timer timer = new Timer(3000, new ActionListener() { // 3000毫秒的延迟
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        // 在这里执行延迟后的操作
                        JOptionPane.showMessageDialog(frame, "延迟操作执行！");
                    }
                });
                timer.setRepeats(false); // 设置为不重复执行
                timer.start(); // 启动计时器
            }
        });

        frame.add(button);
        frame.setSize(3000, 2000);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
    }
}

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

public class DelayExample {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Delay Example");
        JButton button = new JButton("Click Me");

        button.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                ScheduledExecutorService executor = Executors.newScheduledThreadPool(1);
                executor.schedule(() -> {
                    // 在这里执行延迟后的操作
                    JOptionPane.showMessageDialog(frame, "延迟操作执行！");
                }, 3, TimeUnit.SECONDS); // 3秒的延迟
            }
        });

        frame.add(button);
        frame.setSize(3000, 2000);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
    }
}