DateUtils日期转时间戳/时间戳转日期
作者:互联网
package com.qr.management.util;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
public class DateUtils {
private static SimpleDateFormat sf = null;
/**
* 获取当天日期yyyyMMdd
* @return
*/
public static String getStrDate(){
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
return sdf.format(date);
}
/**
* 获取系统时间
*/
public static String getCurrentDate() {
Date d = new Date();
sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
return sf.format(d);
}
/**
* 时间戳转换成字符串
*/
public static String getDateToString(long time) {
Date d = new Date(time);
//sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
sf = new SimpleDateFormat("yyyy-MM-dd");
return sf.format(d);
}
/**
* 将字符串转为时间戳
*/
public static long getStringToDate(String time) {
sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date date = new Date();
try {
date = sf.parse(time);
} catch (ParseException e) {
e.printStackTrace();
}
return date.getTime();
}
/**
* 直接获取时间戳
*/
public static String getTimeStamp() {
String currentDate = getCurrentDate();
sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date date = new Date();
try {
date = sf.parse(currentDate);
} catch (ParseException e) {
e.printStackTrace();
}
return String.valueOf(date.getTime());
}
}
标签:DateUtils,String,SimpleDateFormat,date,日期,时间,Date,new,sf 来源: https://blog.csdn.net/weixin_42169734/article/details/120152713