java日期处理工具类

前言

java8是jdk版本更新里具有里程碑意义的一个版本。它引入了许多新特性。极大简化了我们的开发工作量,是代码变得更简洁。因此,这里我使用的是java8的日期处理类

正文

格式化输出当前时间

LocalDateTime now = LocalDateTime.now();
        DateTimeFormatter formatter=DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm:ss");
        System.out.println(formatter.format(now));

结果如下:2019/07/21 13:38:07

指定时间格式为字符串输出

使用老版本的更为灵活

        Object date=new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("yyyy/MM/dd");
        System.out.println(formatter.format(date));

或者

        SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        Date date=formatter.parse("2020-07-20 17:56:56:01");
        System.out.println(date.toString());
        System.out.println(formatter.format(date));

转换结果如下:
Mon Jul 20 17:56:56 CST 2020
2020-07-20 17:56:56

日期大小的比较

   Date date=new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        Object obj="2010-07-20 17:56:56:01";
        Date date1=formatter.parse(String.valueOf(obj));
        if (date.getTime()<date1.getTime()){
           System.out.println("已过期");
        }

日期的加减

 Date date=new Date();
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);//设置起时间
        cal.add(Calendar.YEAR, 1);//增加一年

减少一月

Date date=new Date();
        Calendar cl=Calendar.getInstance();
        cl.setTime(date);
        cl.add(Calendar.MONTH,-1);
        Date date1=cl.getTime();

数据库中如果这样存数据。也是可以访问到的
在这里插入图片描述

参考

https://blog.youkuaiyun.com/zjc/article/details/78463291
字符转时间
https://blog.youkuaiyun.com/u011243684/article/details/81431771
Java 8 新特性:Java 类库的新特性之日期时间API (Date/Time API )
https://blog.youkuaiyun.com/sun_promise/article/details/51383618

封装的一个类


package org.dc.commons.utils;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Calendar;
import java.util.Date;

/**

 * @date 11:38 2019/7/26
 * @description: 时间日期工具类
 */
public class DateUtils {
    //<editor-fold desc="java.time.LocalDateTime">

    //<editor-fold desc="Convert">

    /**
     * 将指定java.util.Date转换为java.time.LocalDateTime类型
     *
     * @param date java.util.Date
     * @return java.time.LocalDateTime
     */
    public static LocalDateTime toLocalDateTime(Date date) {
        return LocalDateTime.ofInstant(date.toInstant(), ZoneId.systemDefault());
    }

    /**
     * 将指定java.lang.String转换为java.time.LocalDateTime类型
     * <p>
     * 默认格式:yyyy-MM-dd HH:mm:ss
     *
     * @param str java.lang.String
     * @return java.time.LocalDateTime
     */
    public static LocalDateTime toLocalDateTime(String str) {
        return LocalDateTime.parse(str, DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
    }

    /**
     * 将指定java.lang.String转换为java.time.LocalDateTime类型
     *
     * @param str     java.lang.String
     * @param pattern 日期格式
     * @return java.time.LocalDateTime
     */
    public static LocalDateTime toLocalDateTime(String str, String pattern) {
        return LocalDateTime.parse(str, DateTimeFormatter.ofPattern(pattern));
    }
    //</editor-fold>

    //</editor-fold>

    //<editor-fold desc="java.util.Date">

    //<editor-fold desc="Convert">

    /**
     * 将指定java.time.LocalDateTime转换为java.util.Date类型
     *
     * @param dateTime java.time.LocalDateTime
     * @return java.util.Date
     */
    public static Date toDate(LocalDateTime dateTime) {
        return Date.from(dateTime.atZone(ZoneId.systemDefault()).toInstant());
    }

    /**
     * 将指定java.lang.String转换为java.util.Date类型
     * <p>
     * 默认格式:yyyy-MM-dd HH:mm:ss
     *
     * @param str java.lang.String
     * @return java.util.Date
     * @throws ParseException 当字符串不能转换为java.time.LocalDateTime时抛出
     */
    public static Date toDate(String str) throws ParseException {
        return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(str);
    }

    /**
     * 将指定java.lang.String转换为java.util.Date类型
     * <p>
     *
     * @param str     java.lang.String
     * @param pattern 日期格式
     * @return java.util.Date
     * @throws ParseException 当字符串不能转换为java.time.LocalDateTime时抛出
     */
    public static Date toDate(String str, String pattern) throws ParseException {
        return new SimpleDateFormat(pattern).parse(str);
    }

    //</editor-fold>

    //<editor-fold desc="time difference">

    /**
     * 比较两个java.util.Date的天数差
     * <p/>注:入参不分大小先后
     *
     * @param firstDate  java.util.Date
     * @param secondDate java.util.Date
     * @return 两个java.util.Date的天数差
     */
    public static int getIntervalDays(Date firstDate, Date secondDate) {
        return (int) (Math.abs(firstDate.getTime() - secondDate.getTime()) / (1000 * 60 * 60 * 24));
    }

    /**
     * 比较两个java.util.Date的小时差
     * <p/>注:入参不分大小先后
     *
     * @param firstDate  java.util.Date
     * @param secondDate java.util.Date
     * @return 两个java.util.Date的小时差
     */
    public static int getIntervalHours(Date firstDate, Date secondDate) {
        return (int) (Math.abs(firstDate.getTime() - secondDate.getTime()) / (1000 * 60 * 60));
    }

    /**
     * 比较两个java.util.Date的分钟差
     * <p/>注:入参不分大小先后
     *
     * @param firstDate  java.util.Date
     * @param secondDate java.util.Date
     * @return 两个java.util.Date的分钟差
     */
    public static int getIntervalMinutes(Date firstDate, Date secondDate) {
        return (int) (Math.abs(firstDate.getTime() - secondDate.getTime()) / (1000 * 60));
    }

    /**
     * 比较两个java.util.Date的秒数差
     * <p/>注:入参不分大小先后
     *
     * @param firstDate  java.util.Date
     * @param secondDate java.util.Date
     * @return 两个java.util.Date的秒数差
     */
    public static int getIntervalSeconds(Date firstDate, Date secondDate) {
        return (int) (Math.abs(firstDate.getTime() - secondDate.getTime()) / 1000);
    }
    //</editor-fold>

    /**
     * 获取指定java.util.Date的开始时间,即时间为:00:00:00
     *
     * @param date java.util.Date
     * @return java.util.Date
     */
    public static Date getDayBegin(Date date) {
        return toDate(toLocalDateTime(date).with(LocalTime.MIN));
    }

    /**
     * 获取指定java.util.Date的结束时间,即时间为:23:59:59
     *
     * @param date java.util.Date
     * @return java.util.Date
     */
    public static Date getDayEnd(Date date) {
        return toDate(toLocalDateTime(date).with(LocalTime.MAX));
    }

    /**
     * 获取指定日期所属季度<p/>
     * 1: 第一季度<p/>
     * 2: 第二季度<p/>
     * 3: 第三季度<p/>
     * 4: 第四季度<p/>
     *
     * @param date java.util.Date
     * @return int
     */
    public static int getQuarter(Date date) {
        int season = -1;
        Calendar c = Calendar.getInstance();
        c.setTime(date);
        int month = c.get(Calendar.MONTH);
        switch (month) {
            case Calendar.JANUARY:
            case Calendar.FEBRUARY:
            case Calendar.MARCH:
                season = 1;
                break;
            case Calendar.APRIL:
            case Calendar.MAY:
            case Calendar.JUNE:
                season = 2;
                break;
            case Calendar.JULY:
            case Calendar.AUGUST:
            case Calendar.SEPTEMBER:
                season = 3;
                break;
            case Calendar.OCTOBER:
            case Calendar.NOVEMBER:
            case Calendar.DECEMBER:
                season = 4;
                break;
            default:
                break;
        }
        return season;
    }

    //</editor-fold>

    private DateUtils() {
        throw new UnsupportedOperationException("Cannot create [" + DateUtils.class.getName() + "] instance.");
    }
    //<editor-fold desc="Singleton @Deprecated">

//    /**
//     * DateTimeUtils单例
//     *
//     * @return instance
//     */
//    public static DateTimeUtils getInstance() {
//        return InstanceEnum.INSTANCE.getInstance();
//    }
//
//    private DateTimeUtils() { }
//
//    private enum InstanceEnum {
//        INSTANCE;
//
//        private DateTimeUtils instance;
//
//        private DateTimeUtils getInstance() {
//            return this.instance;
//        }
//
//        InstanceEnum() {
//            this.instance = new DateTimeUtils();
//        }
//    }

    //</editor-fold>

    /**
     * by lmj
     * 获得指定时间的前几年,前几月,前几天的时间
     * @param date  起点时间
     * @param diffInt  时间差值
     * @param oneIsYear_twoIsMonth_sixIsDay  1是年的计算,2是月的计算,6是天的计算(传负数是减法,正数是加法)
     * @return
     */
    public static Date getAppointLastDate(Date date,int diffInt,int oneIsYear_twoIsMonth_sixIsDay){
        Calendar calendar=Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(oneIsYear_twoIsMonth_sixIsDay,diffInt);
        return calendar.getTime();
    }

    /**
     * by lmj
     * 默认转时间戳
     * @param date
     * @return
     * @throws ParseException
     */
    public static String toString(Date date){
        return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(date);
    }
    /**
     * by lmj
     * 日期对象转字符串
     * @param date   日期对象
     * @param pattern 格式化的方式
     *                "yyyy-MM-dd HH:mm:ss"
     * @return
     */
    public static String toString(Date date,String pattern){
        return new SimpleDateFormat(pattern).format(date);
    }

    /**
     * 获取date中的年月日
     */
    public static int getOneYearTwoMonthThreeDay(Date date,int type)throws ParseException{
        Calendar c = Calendar.getInstance();
        c.setTime(date);
        int year1 = c.get(Calendar.YEAR);    //获取年
        int month1 = c.get(Calendar.MONTH);
        int day1=c.get(Calendar.DATE);
        if (type==1){
            return year1;
        }else if (type==2){
            return month1+1;
        }else {
            return day1;
        }
    }
    /**
     * 获取本年的开始日期
     */
    public static String getYearStart(Date date)throws ParseException{
        Calendar c = Calendar.getInstance();
        c.setTime(date);
        int year1 = c.get(Calendar.YEAR);    //获取年
        return year1+"-01-01 00:00:00";
    }
    /**
     * 获取本年的结束日期
     */
    public static String getYearEnd(Date date)throws ParseException{
        Calendar c = Calendar.getInstance();
        c.setTime(date);
        int year1 = c.get(Calendar.YEAR);    //获取年
        return year1+"-12-31 23:59:00";
    }
    /**
     * by lmj
     * 返回离传入时间最近的季度日期
     */
   public static String getQuarterDateString(Date date) throws ParseException {
        int month= DateUtils.getOneYearTwoMonthThreeDay(date,2);
        if (month>0&&month<=3){
            int year=DateUtils.getOneYearTwoMonthThreeDay(date,1)-1;
            return year+"-12-31 00:00:00";
        }else if(month<=6){
            int year=DateUtils.getOneYearTwoMonthThreeDay(date,1);
            return year+"-03-31 00:00:00";
        }else if (month<=9){
            int year=DateUtils.getOneYearTwoMonthThreeDay(date,1);
            return year+"-06-30 00:00:00";
        }else {
            int year = DateUtils.getOneYearTwoMonthThreeDay(date, 1);
            return year + "-09-30 00:00:00";
        }
    }
}

package com.hexiang.utils; /** * @(#)DateUtil.java * * * @author kidd * @version 1.00 2007/8/8 */ import java.util.*; import java.text.*; import java.sql.Timestamp; public class DateUtils { /** * 时间范围:年 */ public static final int YEAR = 1; /** * 时间范围:季度 */ public static final int QUARTER = 2; /** * 时间范围:月 */ public static final int MONTH = 3; /** * 时间范围:旬 */ public static final int TENDAYS = 4; /** * 时间范围:周 */ public static final int WEEK = 5; /** * 时间范围:日 */ public static final int DAY = 6; /* 基准时间 */ private Date fiducialDate = null; private Calendar cal = null; private DateUtils(Date fiducialDate) { if (fiducialDate != null) { this.fiducialDate = fiducialDate; } else { this.fiducialDate = new Date(System.currentTimeMillis()); } this.cal = Calendar.getInstance(); this.cal.setTime(this.fiducialDate); this.cal.set(Calendar.HOUR_OF_DAY, 0); this.cal.set(Calendar.MINUTE, 0); this.cal.set(Calendar.SECOND, 0); this.cal.set(Calendar.MILLISECOND, 0); this.fiducialDate = this.cal.getTime(); } /** * 获取DateHelper实例 * * @param fiducialDate * 基准时间 * @return Date */ public static DateUtils getInstance(Date fiducialDate) { return new DateUtils(fiducialDate); } /** * 获取DateHelper实例, 使用当前时间作为基准时间 * * @return Date */ public static DateUtils getInstance() { return new DateUtils(null); } /** * 获取年的第一天 * * @param offset * 偏移量 * @return Date */ public Date getFirstDayOfYear(int offset) { cal.setTime(this.fiducialDate); cal.set(Calendar.YEAR, cal.get(Calendar.YEAR) + offset); cal.set(Calendar.MONTH, Calendar.JANUARY); cal.set(Calendar.DAY_OF_MONTH, 1); return cal.getTime(); } /** * 获取年的最后一天 * * @param offset * 偏移量 * @return Date */ public Date getLastDayOfYear(int offset) { cal.setTime(this.fiducialDate); cal.set(Calendar.YEAR, cal.get(Calendar.YEAR) + offset); cal.set(Calendar.MONTH, Calendar.DECEMBER); cal.set(Calendar.DAY_OF_MONTH, 31); return cal.getTime(); } /** * 获取季度的第一天 * * @param offset * 偏移量 * @return Date */ public Date getFirstDayOfQuarter(int offset) { cal.setTime(this.fiducialDate); cal.add(Calendar.MONTH, offset * 3); int mon = cal.get(Calendar.MONTH); if (mon >= Calendar.JANUARY && mon = Calendar.APRIL && mon = Calendar.JULY && mon = Calendar.OCTOBER && mon = Calendar.JANUARY && mon = Calendar.APRIL && mon = Calendar.JULY && mon = Calendar.OCTOBER && mon = 21) { day = 21; } else if (day >= 11) { day = 11; } else { day = 1; } if (offset > 0) { day = day + 10 * offset; int monOffset = day / 30; day = day % 30; cal.add(Calendar.MONTH, monOffset); cal.set(Calendar.DAY_OF_MONTH, day); } else { int monOffset = 10 * offset / 30; int dayOffset = 10 * offset % 30; if ((day + dayOffset) > 0) { day = day + dayOffset; } else { monOffset = monOffset - 1; day = day - dayOffset - 10; } cal.add(Calendar.MONTH, monOffset); cal.set(Calendar.DAY_OF_MONTH, day); } return cal.getTime(); } /** * 获取旬的最后一天 * * @param offset * 偏移量 * @return Date */ public Date getLastDayOfTendays(int offset) { Date date = getFirstDayOfTendays(offset + 1); cal.setTime(date); cal.add(Calendar.DAY_OF_MONTH, -1); return cal.getTime(); } /** * 获取周的第一天(MONDAY) * * @param offset * 偏移量 * @return Date */ public Date getFirstDayOfWeek(int offset) { cal.setTime(this.fiducialDate); cal.add(Calendar.DAY_OF_MONTH, offset * 7); cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY); return cal.getTime(); } /** * 获取周的最后一天(SUNDAY) * * @param offset * 偏移量 * @return Date */ public Date getLastDayOfWeek(int offset) { cal.setTime(this.fiducialDate); cal.add(Calendar.DAY_OF_MONTH, offset * 7); cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY); cal.add(Calendar.DAY_OF_MONTH, 6); return cal.getTime(); } /** * 获取指定时间范围的第一天 * * @param dateRangeType * 时间范围类型 * @param offset * 偏移量 * @return Date */ public Date getFirstDate(int dateRangeType, int offset) { return null; } /** * 获取指定时间范围的最后一天 * * @param dateRangeType * 时间范围类型 * @param offset * 偏移量 * @return Date */ public Date getLastDate(int dateRangeType, int offset) { return null; } /** * 根据日历的规则,为基准时间添加指定日历字段的时间量 * * @param field * 日历字段, 使用Calendar类定义的日历字段常量 * @param offset * 偏移量 * @return Date */ public Date add(int field, int offset) { cal.setTime(this.fiducialDate); cal.add(field, offset); return cal.getTime(); } /** * 根据日历的规则,为基准时间添加指定日历字段的单个时间单元 * * @param field * 日历字段, 使用Calendar类定义的日历字段常量 * @param up * 指定日历字段的值的滚动方向。true:向上滚动 / false:向下滚动 * @return Date */ public Date roll(int field, boolean up) { cal.setTime(this.fiducialDate); cal.roll(field, up); return cal.getTime(); } /** * 把字符串转换为日期 * * @param dateStr * 日期字符串 * @param format * 日期格式 * @return Date */ public static Date strToDate(String dateStr, String format) { Date date = null; if (dateStr != null && (!dateStr.equals(""))) { DateFormat df = new SimpleDateFormat(format); try { date = df.parse(dateStr); } catch (ParseException e) { e.printStackTrace(); } } return date; } /** * 把字符串转换为日期日期的格式为yyyy-MM-dd HH:ss * * @param dateStr * 日期字符串 * @return Date */ public static Date strToDate(String dateStr) { Date date = null; if (dateStr != null && (!dateStr.equals(""))) { if (dateStr.matches("\\d{4}-\\d{1,2}-\\d{1,2}")) { dateStr = dateStr + " 00:00"; } else if (dateStr.matches("\\d{4}-\\d{1,2}-\\d{1,2} \\d{1,2}")) { dateStr = dateStr + ":00"; } else { System.out.println(dateStr + " 格式不正确"); return null; } DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:ss"); try { date = df.parse(dateStr); } catch (ParseException e) { e.printStackTrace(); } } return date; } /** * 把日期转换为字符串 * * @param date * 日期实例 * @param format * 日期格式 * @return Date */ public static String dateToStr(Date date, String format) { return (date == null) ? "" : new SimpleDateFormat(format).format(date); } public static String dateToStr(Date date) { return (date == null) ? "" : new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(date); } /** * 取得当前日期 年-月-日 * * @return Date */ public static String getCurrentDate() { DateFormat f = new SimpleDateFormat("yyyy-MM-dd"); return f.format(Calendar.getInstance().getTime()); } public static void main(String[] args) { DateUtils dateHelper = DateUtils.getInstance(); /* Year */ for (int i = -5; i <= 5; i++) { System.out.println("FirstDayOfYear(" + i + ") = " + dateHelper.getFirstDayOfYear(i)); System.out.println("LastDayOfYear(" + i + ") = " + dateHelper.getLastDayOfYear(i)); } /* Quarter */ for (int i = -5; i <= 5; i++) { System.out.println("FirstDayOfQuarter(" + i + ") = " + dateHelper.getFirstDayOfQuarter(i)); System.out.println("LastDayOfQuarter(" + i + ") = " + dateHelper.getLastDayOfQuarter(i)); } /* Month */ for (int i = -5; i <= 5; i++) { System.out.println("FirstDayOfMonth(" + i + ") = " + dateHelper.getFirstDayOfMonth(i)); System.out.println("LastDayOfMonth(" + i + ") = " + dateHelper.getLastDayOfMonth(i)); } /* Week */ for (int i = -5; i <= 5; i++) { System.out.println("FirstDayOfWeek(" + i + ") = " + dateHelper.getFirstDayOfWeek(i)); System.out.println("LastDayOfWeek(" + i + ") = " + dateHelper.getLastDayOfWeek(i)); } /* Tendays */ for (int i = -5; i <= 5; i++) { System.out.println("FirstDayOfTendays(" + i + ") = " + dateHelper.getFirstDayOfTendays(i)); System.out.println("LastDayOfTendays(" + i + ") = " + dateHelper.getLastDayOfTendays(i)); } } /** * 取当前日期的字符串形式,"XXXX年XX月XX日" * * @return java.lang.String */ public static String getPrintDate() { String printDate = ""; Calendar calendar = Calendar.getInstance(); calendar.setTime(new Date()); printDate += calendar.get(Calendar.YEAR) + "年"; printDate += (calendar.get(Calendar.MONTH) + 1) + "月"; printDate += calendar.get(Calendar.DATE) + "日"; return printDate; } /** * 将指定的日期字符串转化为日期对象 * * @param dateStr * 日期字符串 * @return java.util.Date */ public static Date getDate(String dateStr, String format) { if (dateStr == null) { return new Date(); } if (format == null) { format = "yyyy-MM-dd"; } SimpleDateFormat sdf = new SimpleDateFormat(format); try { Date date = sdf.parse(dateStr); return date; } catch (Exception e) { return null; } } /** * 从指定Timestamp中得到相应的日期的字符串形式 日期"XXXX-XX-XX" * * @param dateTime * @return 、String */ public static String getDateFromDateTime(Timestamp dateTime) { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); return sdf.format(dateTime).toString(); } /** * 得到当前时间 return java.sql.Timestamp * * @return Timestamp */ public static Timestamp getNowTimestamp() { long curTime = System.currentTimeMillis(); return new Timestamp(curTime); } }
package com.hexiang.utils; import java.text.SimpleDateFormat; import java.util.*; public class CalendarUtil { public static void main(String args[]) { System.out.println("First day of week is : " + new SimpleDateFormat("yyyy-MM-dd") .format(getFirstDateByWeek(new Date()))); System.out.println("Last day of week is : " + new SimpleDateFormat("yyyy-MM-dd") .format(getLastDateByWeek(new Date()))); System.out.println("First day of month is : " + new SimpleDateFormat("yyyy-MM-dd") .format(getFirstDateByMonth(new Date()))); System.out.println("Last day of month is : " + new SimpleDateFormat("yyyy-MM-dd") .format(getLastDateByMonth(new Date()))); } /** * 获得所在星期的第一天 */ public static Date getFirstDateByWeek(Date date) { Calendar now = Calendar.getInstance(); now.setTime(date); int today = now.get(Calendar.DAY_OF_WEEK); int first_day_of_week = now.get(Calendar.DATE) + 2 - today; // 星期一 now.set(Calendar.DATE, first_day_of_week); return now.getTime(); } /** * 获得所在星期的最后一天 */ public static Date getLastDateByWeek(Date date) { Calendar now = Calendar.getInstance(); now.setTime(date); int today = now.get(Calendar.DAY_OF_WEEK); int first_day_of_week = now.get(Calendar.DATE) + 2 - today; // 星期一 int last_day_of_week = first_day_of_week + 6; // 星期日 now.set(Calendar.DATE, last_day_of_week); return now.getTime(); } /** * 获得所在月份的最后一天 * @param 当前月份所在的时间 * @return 月份的最后一天 */ public static Date getLastDateByMonth(Date date) { Calendar now = Calendar.getInstance(); now.setTime(date); now.set(Calendar.MONTH, now.get(Calendar.MONTH) + 1); now.set(Calendar.DATE, 1); now.set(Calendar.DATE, now.get(Calendar.DATE) - 1); now.set(Calendar.HOUR, 11); now.set(Calendar.MINUTE, 59); now.set(Calendar.SECOND, 59); return now.getTime(); } /** * 获得所在月份的第一天 * @param 当前月份所在的时间 * @return 月份的第一天 */ public static Date getFirstDateByMonth(Date date) { Calendar now = Calendar.getInstance(); now.setTime(date); now.set(Calendar.DATE, 0); now.set(Calendar.HOUR, 12); now.set(Calendar.MINUTE, 0); now.set(Calendar.SECOND, 0); return now.getTime(); } }
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