日期工具类新增方法

jinpengyong

2022-03-22 8e1a1a16cbabe0416861581458762d188e8d0b35

 screen-common/src/main/java/com/moral/util/DateUtils.java

@@ -80,10 +80,14 @@
     * 日期格式(yyyy-MM-dd HH)
     * */
    public static final String yyyy_MM_dd_HH_EN = "yyyy-MM-dd HH";
    /*
     * 日期格式(MM-dd)
     * */
    public static final String MM_dd_EN = "MM-dd";

    /*
    * Date类toString格式
    * */
     * Date类toString格式
     * */
    public static final String EEE_MMM_dd_HH_mm_ss_zzz_yyyy = "EEE MMM dd HH:mm:ss zzz yyyy";
    /**
     * DateFormat缓存
@@ -92,13 +96,153 @@


    /**
    * @Description: Date的toString格式转为Date
            * @Param: []
            * @return: java.util.Date
            * @Author: 陈凯裕
            * @Date: 2021/8/25
            */
    public static Date dateStringToDate(String formatStr){
     * @Description: 获取指定小时的开始时间
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getHourlyStartTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * @Description: 获取指定小时的结束时间
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getHourlyEndTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * @Description: 获取指定日期的第一个小时
     * @Param: [date]
     * @return: java.util.List<java.util.Date>
     * @Author: 陈凯裕
     * @Date: 2021/9/8
     */
    public static Date getDailyStartTime(Date date) {
        String dateStr = dateToDateString(date, "yyyy-MM-dd");
        String startDateStr = dateStr + " 00:00:00";
        Date startDate = getDate(startDateStr, "yyyy-MM-dd HH:mm:ss");
        return startDate;
    }

    /**
     * @Description: 获取指定日期的最后一个小时
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getDailyEndTime(Date date) {
        String dateStr = dateToDateString(date, "yyyy-MM-dd");
        String endDateStr = dateStr + " 23:59:59";
        Date endDate = getDate(endDateStr, "yyyy-MM-dd HH:mm:ss");
        return endDate;
    }


    /**
     * @Description: 获取指定日期那周的第一天第一个小时
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getWeeklyStartTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        if (1 == cal.get(Calendar.DAY_OF_WEEK)) {
            cal.add(Calendar.DAY_OF_MONTH, -1);
        }
        cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * @Description: 获取指定日期那周的最后一天最后一个小时
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getWeeklyEndTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        if (1 != cal.get(Calendar.DAY_OF_WEEK)) {
            cal.add(Calendar.DAY_OF_MONTH, 7);
        }
        cal.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * @Description: 获取指定日期当月的第一天第一个小时
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getMonthlyStartTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        cal.set(Calendar.DAY_OF_MONTH, cal.getActualMinimum(Calendar.DAY_OF_MONTH));
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }

    /**
     * @Description: 获取指定日期当月的最后一天最后一个小时
     * @Param: [date]
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/9/26
     */
    public static Date getMonthlyEndTime(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH));
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        cal.set(Calendar.MILLISECOND, 0);
        return cal.getTime();
    }


    /**
     * @Description: Date的toString格式转为Date
     * @Param: []
     * @return: java.util.Date
     * @Author: 陈凯裕
     * @Date: 2021/8/25
     */
    public static Date dateStringToDate(String formatStr) {
        try {
            SimpleDateFormat sdf = new SimpleDateFormat(EEE_MMM_dd_HH_mm_ss_zzz_yyyy, Locale.US);
            return sdf.parse(formatStr);
@@ -462,6 +606,7 @@
        return dateToDateString(now.getTime(), formatStr);
    }


    /**
     * 获取指定日期day天后的一个(formatStr)的字符串
     *
@@ -509,6 +654,8 @@
        }
        return new Date();
    }



    public static String getAfterNDays(Date date, int n, String formateStr) {
        SimpleDateFormat sdf = new SimpleDateFormat(formateStr);
@@ -798,6 +945,97 @@
        return getDate(dateToDateString(cal.getTime(), yyyy_MM_dd_EN));
    }

    /*
     * 获取今年的第一天
     * */
    public static Date getFirstDayOfCurrYear() {
        Calendar cal = Calendar.getInstance();
        cal.set(Calendar.DAY_OF_YEAR, 1);
        return getDate(dateToDateString(cal.getTime(), yyyy_MM_dd_EN));
    }

    /*
     * 获取日期年份的第一天
     * */
    public static Date getFirstDayOfYear(Date date) {
        final Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        final int last = cal.getActualMinimum(Calendar.DAY_OF_YEAR);
        cal.set(Calendar.DAY_OF_YEAR, last);
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        return cal.getTime();
    }

    /*
     * 获取日期年份的最后一天
     * */
    public static Date getLastDayOfYear(Date date) {
        final Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        final int last = cal.getActualMaximum(Calendar.DAY_OF_YEAR);
        cal.set(Calendar.DAY_OF_YEAR, last);
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        return cal.getTime();
    }

    /*
     * 获取指定日期月的第一天
     * */
    public static Date getFirstDayOfMonth(Date date) {
        final Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        final int last = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        cal.set(Calendar.DAY_OF_MONTH, last);
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        return cal.getTime();
    }

    /*
     * 获取指定日期月的最后一天
     * */
    public static Date getLastDayOfMonth(Date date) {
        final Calendar cal = Calendar.getInstance();
        cal.setTime(date);
        final int last = cal.getActualMaximum(Calendar.DAY_OF_MONTH);
        cal.set(Calendar.DAY_OF_MONTH, last);
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        return cal.getTime();
    }


    /*
     * 判断日期是否为今年
     * */
    public static boolean isCurrentYear(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(new Date());
        int currentYear = cal.get(Calendar.YEAR);
        cal.setTime(date);
        int year = cal.get(Calendar.YEAR);
        return year == currentYear;
    }

    /*
     * 判断日期是否为本月
     * */
    public static boolean isCurrentMonth(Date date) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(new Date());
        int currentYear = cal.get(Calendar.MONTH);
        cal.setTime(date);
        int year = cal.get(Calendar.MONTH);
        return year == currentYear;
    }


    /**
     * 获取当前月的最后一天
     *
@@ -831,50 +1069,6 @@
    }

    /**
     * 获取指定年月的第一天
     *
     * @param year
     * @param month
     * @return
     */
    public static String getFirstDayOfMonth(int year, int 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 lastDay = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        // 设置日历中月份的最大天数
        cal.set(Calendar.DAY_OF_MONTH, lastDay);
        // 格式化日期
        DateFormat df = getDateFormat(yyyy_MM_dd_EN);
        return df.format(cal.getTime());
    }

    /**
     * 获取指定年月的第一天
     *
     * @param year
     * @param month
     * @return
     */
    public static String getLastDayOfMonth(int year, int 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.getActualMaximum(Calendar.DAY_OF_MONTH);
        // 设置日历中月份的最大天数
        cal.set(Calendar.DAY_OF_MONTH, lastDay);
        // 格式化日期
        DateFormat df = getDateFormat(yyyy_MM_dd_EN);
        return df.format(cal.getTime());
    }

    /**
     * 获取昨天日期
     *
     * @param date
@@ -889,6 +1083,18 @@
        return df.format(calendar.getTime());
    }

    /*
     * 获取昨天Date
     * */
    public static Date getYesterdayDate() {
        Calendar cal = Calendar.getInstance();
        cal.setTime(new Date());
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.add(Calendar.DAY_OF_MONTH, -1);
        return cal.getTime();
    }

    /**
     * 10位时间戳转时间
@@ -975,6 +1181,7 @@
        todayStart.set(Calendar.MILLISECOND, 0);
        return todayStart.getTime().getTime();
    }


    public static Integer getTodayInt() {
        return (int) (getTodayTime() / 1000);
@@ -1243,6 +1450,14 @@
        return calendar.getTime();
    }

    //加减年份
    public static Date addYears(Date date, int years) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.YEAR, years);
        return calendar.getTime();
    }

    /**
     * <p>
     * Title: getDays
@@ -1262,6 +1477,170 @@
        days = (int) ((maxDate.getTime() - minDate.getTime()) / (24 * 60 * 60 * 1000));
        return days;
    }

    /**
     * @Description: 获取两个日期相差几个月
     * @Param: [start, end]
     * @return: int
     * @Author: 陈凯裕
     * @Date: 2021/9/23
     */
    public static int getMonth(Date start, Date end) {
        if (start.after(end)) {
            Date t = start;
            start = end;
            end = t;
        }
        Calendar startCalendar = Calendar.getInstance();
        startCalendar.setTime(start);
        Calendar endCalendar = Calendar.getInstance();
        endCalendar.setTime(end);
        Calendar temp = Calendar.getInstance();
        temp.setTime(end);
        temp.add(Calendar.DATE, 1);

        int year = endCalendar.get(Calendar.YEAR)
                - startCalendar.get(Calendar.YEAR);
        int month = endCalendar.get(Calendar.MONTH)
                - startCalendar.get(Calendar.MONTH);

        if ((startCalendar.get(Calendar.DATE) == 1)
                && (temp.get(Calendar.DATE) == 1)) {
            return year * 12 + month + 1;
        } else if ((startCalendar.get(Calendar.DATE) != 1)
                && (temp.get(Calendar.DATE) == 1)) {
            return year * 12 + month;
        } else if ((startCalendar.get(Calendar.DATE) == 1)
                && (temp.get(Calendar.DATE) != 1)) {
            return year * 12 + month;
        } else {
            return (year * 12 + month - 1) < 0 ? 0 : (year * 12 + month);
        }
    }

    /**
     * @Description: 获取两个日期之间所有的月份
     * @Param: [start, end]
     * @return: java.util.List<java.lang.String>
     * @Author: 陈凯裕
     * @Date: 2021/9/23
     */
    public static List<String> getAllMonth(Date start, Date end) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(start);
        // 获取开始年份和开始月份
        int startYear = calendar.get(Calendar.YEAR);
        int startMonth = calendar.get(Calendar.MONTH);
        // 获取结束年份和结束月份
        calendar.setTime(end);
        int endYear = calendar.get(Calendar.YEAR);
        int endMonth = calendar.get(Calendar.MONTH);
        //
        List<String> list = new ArrayList<String>();

        for (int i = startYear; i <= endYear; i++) {
            String date = "";
            if (startYear == endYear) {
                for (int j = startMonth; j <= endMonth; j++) {
                    if (j < 9) {
                        date = i + "-0" + (j + 1);
                    } else {
                        date = i + "-" + (j + 1);
                    }
                    list.add(date);
                }

            } else {
                if (i == startYear) {
                    for (int j = startMonth; j < 12; j++) {
                        if (j < 9) {
                            date = i + "-0" + (j + 1);
                        } else {
                            date = i + "-" + (j + 1);
                        }
                        list.add(date);
                    }
                } else if (i == endYear) {
                    for (int j = 0; j <= endMonth; j++) {
                        if (j < 9) {
                            date = i + "-0" + (j + 1);
                        } else {
                            date = i + "-" + (j + 1);
                        }
                        list.add(date);
                    }
                } else {
                    for (int j = 0; j < 12; j++) {
                        if (j < 9) {
                            date = i + "-0" + (j + 1);
                        } else {
                            date = i + "-" + (j + 1);
                        }
                        list.add(date);
                    }
                }

            }

        }

        return list;
    }

    /**
     * @Description: 获取两个日期之间所有的年份
     * @Param: [start, end]
     * @return: java.util.List<java.lang.String>
     * @Author: 陈凯裕
     * @Date: 2021/9/23
     */
    public static List<String> getAllYear(Date start, Date end) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(start);
        int startYear = calendar.get(Calendar.YEAR);
        calendar.setTime(end);
        int endYear = calendar.get(Calendar.YEAR);

        List<String> list = new ArrayList<>();
        list.add(String.valueOf(startYear));

        int i = endYear - startYear;

        for (int j = 1; j < i + 1; j++) {
            list.add(String.valueOf(startYear + j));
        }

        return list;
    }

    public static List<String> getAllDays(Date start, Date end) {
        List<String> list = new ArrayList<String>();
        SimpleDateFormat outformat = new SimpleDateFormat("yyyy-MM-dd");

        Calendar sCalendar = Calendar.getInstance();
        sCalendar.setTime(start);
        int year = sCalendar.get(Calendar.YEAR);
        int month = sCalendar.get(Calendar.MONTH);
        int day = sCalendar.get(Calendar.DATE);
        sCalendar.set(year, month, day, 0, 0, 0);

        Calendar eCalendar = Calendar.getInstance();
        eCalendar.setTime(end);
        year = eCalendar.get(Calendar.YEAR);
        month = eCalendar.get(Calendar.MONTH);
        day = eCalendar.get(Calendar.DATE);
        eCalendar.set(year, month, day, 0, 0, 0);

        while (sCalendar.before(eCalendar)) {
            list.add(outformat.format(sCalendar.getTime()));
            sCalendar.add(Calendar.DAY_OF_YEAR, 1);
        }
        list.add(outformat.format(eCalendar.getTime()));

        return list;

    }


    /**
     * 时间戳转 date
@@ -1410,7 +1789,7 @@
        }
        cal.setTime(getDate(time, df));
        for (long d = cal.getTimeInMillis(); d < getDate(end, df).getTime(); cal.set(i, cal.get(i) + 1), d = cal.getTimeInMillis()) {
            String format = dateToDateString(new Date(d),dateFormat);
            String format = dateToDateString(new Date(d), dateFormat);
            result.add(format);
        }
        return result;
@@ -1430,4 +1809,36 @@
        stringBuffer.replace(15, 16, String.valueOf(i));
        return getDate(stringBuffer.toString(), yyyy_MM_dd_HH_mm_EN);
    }

    //获取指定日期hours小时后日期
    public static Date addHours(Date date, int hours) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.HOUR_OF_DAY, hours);
        return calendar.getTime();
    }

    //获取去年Date
    public static Date getFirstDayOfLastYear() {
        String lastYear = getDateAddYear(DateUtils.dateToDateString(getDate(), DateUtils.yyyy), -1);
        return DateUtils.getDate(lastYear, DateUtils.yyyy);
    }

    //获取一天中每个小时的前后一小时集合
    public static Map<Date, List<Integer>> getBeforeAndAfterHourDate(Date date) {
        String s = dateToDateString(date, yyyy_MM_dd_EN);
        List<String> timeLag = getTimeLag(s);
        Map<Date, List<Integer>> result = new HashMap<>();
        for (String s1 : timeLag) {
            List<Integer> objects = new ArrayList<>();
            Date current = getDate(s1, yyyy_MM_dd_HH_EN);
            Date before = addHours(current, -1);
            Date after = addHours(current, 1);
            objects.add(getHour(before));
            objects.add(getHour(current));
            objects.add(getHour(after));
            result.put(current, objects);
        }
        return result;
    }
}