package com.hmy.ssh.myMethod;
import java.net.URL;
import java.net.URLConnection;
import java.text.SimpleDateFormat;
import java.util.Date;
/*
* 获取网络时间
* */
public class DateDemo {
public static void main(String[] args) {
String webUrl1 = "http://www.bjtime.cn";// bjTime
String webUrl2 = "http://www.baidu.com";// 百度
String webUrl3 = "http://www.taobao.com";// 淘宝
String webUrl4 = "http://www.ntsc.ac.cn";// 中国科学院国家授时中心
String webUrl5 = "http://www.360.cn";// 360
String webUrl6 = "http://www.beijing-time.org";// beijing-time
String webUrl7 = "http://www.163.com/";// 网易
String webUrl8 = "https://www.tmall.com/";// 天猫
System.out.println(getNetworkTime(webUrl1) + " [bjtime]");
System.out.println(getNetworkTime(webUrl2) + " [百度]");
System.out.println(getNetworkTime(webUrl3) + " [淘宝]");
System.out.println(getNetworkTime(webUrl4) + " [中国科学院国家授时中心]");
System.out.println(getNetworkTime(webUrl5) + " [360安全卫士]");
System.out.println(getNetworkTime(webUrl6) + " [beijing-time]");
System.out.println(getNetworkTime(webUrl7) + " [网易]");
System.out.println(getNetworkTime(webUrl8) + " [天猫]");
}
public static String getNetworkTime(String webUrl) {
try {
URL url = new URL(webUrl);
URLConnection conn = url.openConnection();
conn.connect();
long dateL = conn.getDate();
Date date = new Date(dateL);
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
return dateFormat.format(date);
} catch (Exception e) {
e.printStackTrace();
System.out.println("异常");
}
return "";
}
}