求把这段程序转换成一个exe文件运行

[killer7112]

如题:

package huatu;

import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import java.util.*;
import javax.swing.*;

public class ClockFrame extends JFrame {
	private JComboBox hourBox, minuteBox, secondBox;
	private int hour, minute, second, totalSeconds, currentSeconds;
	private long argue;
	private GregorianCalendar calendar;
	private boolean change = true;
	private static final int WIDTH = 200;
	private static final int HEIGHT = 150;

	public ClockFrame() {

		setTitle("关机定时");
		setSize(200, 150);

		Container contentPanel = getContentPane();
		
		JPanel timePanel = new JPanel();
		timePanel.setLayout(new GridLayout(4, 2));
		
		JLabel minuteLable = new JLabel("设置分钟");
		timePanel.add(minuteLable);
		minuteBox = new JComboBox();
		timePanel.add(minuteBox);
		for (int i = 0; i < 181; i++) {
			minuteBox.addItem(i);
		}
		minuteBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		minute = ((Integer) minuteBox.getSelectedItem()).intValue();
		}
	});

		JLabel secondLable = new JLabel("设置秒钟");
		timePanel.add(secondLable);
		secondBox = new JComboBox();
		timePanel.add(secondBox);
		for (int i = 0; i < 80; i++) {
			secondBox.addItem(i);
		}
		secondBox.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				second = ((Integer) secondBox.getSelectedItem()).intValue();
			}
		});
		contentPanel.add(timePanel, BorderLayout.CENTER);

		JButton check = new JButton("确定");

		contentPanel.add(check, BorderLayout.SOUTH);
		check.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent evt) {
				JButton check=(JButton) evt.getSource();
				if (check.getText().equals("确定")) {
					calendar = new GregorianCalendar();
					int currentSeconds = calendar.get(Calendar.HOUR_OF_DAY)
					* 3600 + calendar.get(Calendar.MINUTE) * 60
					+ calendar.get(Calendar.SECOND);
					totalSeconds = hour * 3600 + minute * 60 + second;

					if (totalSeconds - currentSeconds >= 0) {
						argue = (totalSeconds - currentSeconds) * 1000;
						JOptionPane.showMessageDialog(ClockFrame.this,
								"您设置的时间为 " + hour + ":" + minute + ":" + second
								+ "\n程序将在后台运行，并在此时自动关闭计算机！", "设置成功",
								JOptionPane.INFORMATION_MESSAGE);
						hideFrame();
					}
					try {
						// Thread.sleep(argue);//这句没用
						Runtime.getRuntime().exec(
								"shutdown.exe -s -c \"我要关机了噢！不好意思！\" -t "
								+ totalSeconds);
						check.setText("取消");
					} catch (Exception e) {
						e.printStackTrace();
					}
				}else{
					try {
						Runtime.getRuntime().exec("shutdown.exe -a");
						check.setText("确定");
					} catch (Exception e) {
						e.printStackTrace();
					}
				}
			}
		});
	}

	private void hideFrame() {
		this.setVisible(false);
	}

	public static void main(String[] args) {
		JFrame frame = new ClockFrame();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setLocationByPlatform(true);
		frame.show();
	}
}

[killer7112]

没人回复呢。。。