Merge remote-tracking branch 'origin/test' into txb

tangxiaobao

2021-07-27 db9d95db6f25f95cbc614525adef7dbdeae6478c

 springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java

@@ -32,7 +32,11 @@

    public static SimpleDateFormat ymdhms_format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

    public static SimpleDateFormat ymdhm_format = new SimpleDateFormat("yyyy-MM-dd HH:mm");

    public static DateTimeFormatter format_ymd_String = DateTimeFormatter.ofPattern("yyMMdd");

    public static SimpleDateFormat yyyyMM_format = new SimpleDateFormat("yyyy-MM");



@@ -124,6 +128,13 @@
        return now;
    }

    /**
     * 返回当前事件的时间戳
     * @return
     */
    public static Long getCurrentDateTimeStamp(){
       return LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli();
    }
    /**
     * 获取当前时间字符串，格式为yyyy-MM-dd HH:mm:ss
     * @return
@@ -642,12 +653,154 @@
    }


    /**
     * 将日期对象格式化成yyyy-MM-dd格式的字符串
     *
     * @param date         日期对象
     * @return String
     */
    public static String getDateStringYMD(Date date) {

        String dateString = "";
        if (date != null) {
            dateString = yyyyMMdd_format.format(date);
        }
        return dateString;
    }

    /**
     * 获取当前月第一天
     * @return
     */
    public static Date getFirstDayOfMonth() {
        Calendar cal = Calendar.getInstance();
        cal.add(Calendar.MONTH,0);
        int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
        return cal.getTime();
    }

    /**
     * 获取当前年月的第一天时间
     * @param year  年份
     * @param month 月份
     * @return  时间
     */
    public static Date getYearMonthStart(Integer year,Integer month) {
        Calendar cal = Calendar.getInstance();
        // 设置年份
        cal.set(Calendar.YEAR, year);
        // 设置月份
        cal.set(Calendar.MONTH, month - 1);
        // 获取某月最小天数
        int firstDay = cal.getMinimum(Calendar.DATE);
        // 设置日历中月份的最小天数
        cal.set(Calendar.DAY_OF_MONTH, firstDay);
        int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
        return cal.getTime();
    }

    /**
     * 获取当前年月的最后一天时间
     * @param year  年份
     * @param month 月份
     * @return  时间
     */
    public static Date getYearMonthEnd(Integer year,Integer month) {
        Calendar cal = Calendar.getInstance();
        // 设置年份
        cal.set(Calendar.YEAR, year);
        // 设置月份
        cal.set(Calendar.MONTH, month - 1);
        // 获取某月最大天数
        int lastDay = cal.getMaximum(Calendar.DATE);
        // 设置日历中月份的最大天数
        cal.set(Calendar.DAY_OF_MONTH, lastDay);
        int actualMinimum = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY),actualMinimum,00,00,00);
        return cal.getTime();
    }

   public static Date getDateM(Date start, int min) {
        Calendar date1 = Calendar.getInstance();
        date1.setTime(start);
        date1.add(Calendar.MONTH, min);
        return date1.getTime();
    }

    public static Date parseDateYM(String str) {
        try {
            return yyyyMM_format.parse(str);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return null;
    }


    public static int getMonth(Date date){
        Calendar instance = Calendar.getInstance();
        instance.setTime(date);
        return instance.get(Calendar.MONTH);
    }

    public static boolean before(Date start, Date end){
        Calendar date1 = Calendar.getInstance();
        date1.setTime(start);
        Calendar date2 = Calendar.getInstance();
        date2.setTime(end);
        return date1.before(date2);
    }

    /**
     * date2比date1多的天数
     * @param date1
     * @param date2
     * @return
     */
    public static int differentDays(Date date1,Date date2)
    {
        Calendar cal1 = Calendar.getInstance();
        cal1.setTime(date1);

        Calendar cal2 = Calendar.getInstance();
        cal2.setTime(date2);
        int day1= cal1.get(Calendar.DAY_OF_YEAR);
        int day2 = cal2.get(Calendar.DAY_OF_YEAR);

        int year1 = cal1.get(Calendar.YEAR);
        int year2 = cal2.get(Calendar.YEAR);
        if(year1 != year2) //同一年
        {
            int timeDistance = 0 ;
            for(int i = year1 ; i < year2 ; i ++)
            {
                if(i%4==0 && i%100!=0 || i%400==0) //闰年
                {
                    timeDistance += 366;
                }
                else //不是闰年
                {
                    timeDistance += 365;
                }
            }

            return timeDistance + (day2-day1) ;
        }
        else //不同年
        {
//            System.out.println("判断day2 - day1 : " + (day2-day1));
            return day2-day1;
        }
    }



    public static void main(String[]args)throws Exception{
        isValidDate("2020/12/4");
//        Date date= new Date();
//        Date after = new Date();
//        System.out.println(calTimeDifference(date,after));

    }
}