timedisplay.java

学员信息管理系统

package com.javasme.util;

import java.text.SimpleDateFormat;
import java.util.Date;
import javax.swing.JLabel;

public class TimeDisplay extends Thread {
    private JLabel label;

    public TimeDisplay(JLabel label) {
        this.label = label;
    }

    public void run() {
        try {
            while (true) {
                SimpleDateFormat sdf = new SimpleDateFormat("hh:mm:ss");
                label.setText(sdf.format(new Date()));
                sleep(1000);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}