Android工具类之 时间 日期处理

package com.example.xingchouwang.model.utils;

import android.annotation.SuppressLint;

import com.example.xingchouwang.view.testtime.bean.CustomDate;

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;

public class DateUtils {
    public static final String yyyyMMddHHmm = "yyyy-MM-dd HH:mm";

    public static String currentTime() {
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        return sdf.format(calendar.getTime());
    }

    public static String formateStringH(String dateStr, String pattren) {
        Date date = parseDate(dateStr, pattren);
        try {
            String str = dateToString(date, DateUtils.yyyyMMddHHmm);
            return str;
        } catch (Exception e) {
            e.printStackTrace();
            return dateStr;
        }
    }

    public static Date parseDate(String dateStr, String type) {
        SimpleDateFormat df = new SimpleDateFormat(type);
        Date date = null;
        try {
            date = df.parse(dateStr);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return date;

    }

    public static String dateToString(Date date, String pattern)
            throws Exception {
        return new SimpleDateFormat(pattern).format(date);
    }

    public static Date stringToDate(String dateStr, String pattern)
            throws Exception {
        return new SimpleDateFormat(pattern).parse(dateStr);
    }

    public static String currentTimeDeatil(Date date) {

        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        return sdf.format(calendar.getTime());
    }

    public static String getDeadLine(String lastTime) {
        try {
            long deadlineTime = Long.valueOf(lastTime);
            long nowTime = formatToLong(currentTimeDeatil(new Date()));
            if (deadlineTime < nowTime) {
                return "结束";
            }
            long diff = deadlineTime - nowTime;

            long days = diff / (1000 * 60 * 60 * 24);
            long hours = (diff - days * (1000 * 60 * 60 * 24)) / (1000 * 60 * 60);
            long minutes = (diff - days * (1000 * 60 * 60 * 24) - hours * (1000 * 60 * 60)) / (1000 * 60);
            if (days != 0) {
                return days + "天";
            }

            if (days == 0 && hours != 0) {
                return hours + "小时";
            }

            if (days == 0 && hours == 0 && minutes != 0) {
                return minutes + "分";
            }

//            Date d1 = df.parse("2006-05-26 12:00:00");
//            Date d2 = df.parse("2006-07-02 11:20:00");
//            long diff = d1.getTime() - d2.getTime();//这样得到的差值是微秒级别
//            long days = diff / (1000 * 60 * 60 * 24);
//            long hours = (diff-days*(1000 * 60 * 60 * 24))/(1000* 60 * 60);
//            long minutes = (diff-days*(1000 * 60 * 60 * 24)-hours*(1000* 60 * 60))/(1000* 60);
//            System.out.println(""+days+"天"+hours+"小时"+minutes+"分");

        } catch (NumberFormatException e) {
            e.printStackTrace();
        }
        return "结束";
    }

    /**
     * long转化为当前时间  "MM/dd/yyyy HH:mm:ss"
     *
     * @param lefttime
     * @return
     */
    public static CharSequence format(long lefttime) {
        SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss", Locale.CHINA);
        String sDateTime = sdf.format(lefttime);  //得到精确到秒的表示：08/31/2006 21:08:00
        return sDateTime;
    }

    /**
     * long转化为当前时间  "MM/dd/yyyy HH:mm:ss"
     *
     * @param lefttime
     * @return
     */
    public static CharSequence format(long lefttime, String sdfotmat) {
        SimpleDateFormat sdf = new SimpleDateFormat(sdfotmat, Locale.CHINA);
        String sDateTime = sdf.format(lefttime);  //得到精确到秒的表示：08/31/2006 21:08:00
        return sDateTime;
    }

    /**
     * String转化为long  "MM/dd/yyyy HH:mm:ss"
     *
     * @param time     字符串时间,注意:格式要与template定义的一样
     * @param template 要格式化的格式:如time为09:21:12那么template为"HH:mm:ss"
     * @return
     */
    public static long formatToLong(String time, String template) {
        SimpleDateFormat sdf = new SimpleDateFormat(template, Locale.CHINA);
        try {
            Date d = sdf.parse(time);
            Calendar c = Calendar.getInstance();
            c.setTime(d);
            long l = c.getTimeInMillis();
            return l;
        } catch (ParseException e) {
            e.printStackTrace();
            return 0;
        }
    }

    /**
     * String转化为long  "MM/dd/yyyy HH:mm:ss"
     *
     * @param time                                          字符串时间,注意:格式要与template定义的一样
     * @param //要格式化的格式:如time为09:21:12那么template为"HH:mm:ss"
     * @return2017-05-08 13:15
     */
    public static long formatToLong(String time) {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.CHINA);
        try {
            Date d = sdf.parse(time);
            Calendar c = Calendar.getInstance();
            c.setTime(d);
            long l = c.getTimeInMillis();
            return l;
        } catch (ParseException e) {
            e.printStackTrace();
            return 0;
        }
    }

    public static String currentMonth() {
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        return sdf.format(calendar.getTime());

    }

    public static String lastMonth(String date) {

        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
        Date d;
        try {
            d = sdf.parse(date);
            Calendar calendar = Calendar.getInstance();
            calendar.setTime(d);
            calendar.add(Calendar.MONTH, -1);
            return sdf.format(calendar.getTime());
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return date;
    }

    public static String nextMonth(String date) {

        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
        Date d;
        try {
            d = sdf.parse(date);
            Calendar calendar = Calendar.getInstance();
            calendar.setTime(d);
            calendar.add(Calendar.MONTH, +1);
            return sdf.format(calendar.getTime());
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return date;

    }

    public static String lastDay() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Date date = new Date(System.currentTimeMillis());
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.DAY_OF_MONTH, -1);
        date = calendar.getTime();
        return sdf.format(date);
    }

    // 前7天数据
    public static String lastSevenDay() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Date date = new Date(System.currentTimeMillis());
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.DAY_OF_MONTH, -7);
        date = calendar.getTime();
        return sdf.format(date);
    }

    // 前14天数据
    public static String lastFourteenDay() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Date date = new Date(System.currentTimeMillis());
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.DAY_OF_MONTH, -14);
        date = calendar.getTime();
        return sdf.format(date);
    }

    // 本月第一天数据
    public static String currentFDay() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_MONTH,
                calendar.getActualMinimum(Calendar.DAY_OF_MONTH));
        sdf.format(calendar.getTime());
        return sdf.format(calendar.getTime());
    }

    // 本月最后天数据
    public static String currentLDay() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_MONTH,
                calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
        sdf.format(calendar.getTime());
        return sdf.format(calendar.getTime());
    }

    public static String currentLDaySchedule() {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_MONTH,
                calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
        sdf.format(calendar.getTime());
        return sdf.format(calendar.getTime());
    }

    // 上个月第一天数据
    public static String currentFFday() {
        SimpleDateFormat df = new SimpleDateFormat("yyyy.MM.dd");
        GregorianCalendar gcLast = (GregorianCalendar) Calendar.getInstance();
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(new Date());
        calendar.add(Calendar.MONTH, -1);
        Date theDate = calendar.getTime();
        gcLast.setTime(theDate);
        gcLast.set(Calendar.DAY_OF_MONTH, 1);
        return df.format(gcLast.getTime());

    }

//    // 上个月最后一天数据
//    public static String currentLLday() {
//        SimpleDateFormat df = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
//        Calendar calendar = Calendar.getInstance();// 此时打印它获取的是系统当前时间
//        calendar.set(Calendar.DAY_OF_MONTH,
//                calendar.getActualMinimum(Calendar.DAY_OF_MONTH - 1));
//        Date theDate = calendar.getTime();
//        return df.format(theDate);
//    }

    // 上个月最后一天数据
    public static String currentLLdaySchedule(String date) {
        try {
            String aa = date.toString() + "-01";
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
            Calendar calendar = Calendar.getInstance();// 此时打印它获取的是系统当前时间
            calendar.setTime(df.parse(aa));
            calendar.set(Calendar.DAY_OF_MONTH,
                    calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
            Date theDate = calendar.getTime();
            return df.format(theDate);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return date;
    }

    // 下一个月最后一天数据
    public static String lastLLdaySchedule(String date) {
        try {
            String aa = date.toString() + "-01";
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
            Calendar calendar = Calendar.getInstance();// 此时打印它获取的是系统当前时间
            calendar.setTime(df.parse(aa));
            calendar.set(Calendar.DAY_OF_MONTH,
                    calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
            Date theDate = calendar.getTime();
            return df.format(theDate);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return date;
    }
    // 获取最近三十天的数据

    public static String lastThrDay() {
        SimpleDateFormat df = new SimpleDateFormat("yyyy.MM.dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();// 此时打印它获取的是系统当前时间\

        // calendar.add(Calendar.MONTH, -1); //

        // if (calendar.get(calendar.DAY_OF_MONTH)==1) {
        //
        // }
        calendar.add(Calendar.DATE, -30);

        Date theDate = calendar.getTime();
        return df.format(theDate);
    }

    public static String[] weekName = {"星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"};

    public static int getMonthDays(int year, int month) {
        if (month > 12) {
            month = 1;
            year += 1;
        } else if (month < 1) {
            month = 12;
            year -= 1;
        }
        int[] arr = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
        int days = 0;

        if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
            arr[1] = 29; // ����2��29��  
        }

        try {
            days = arr[month - 1];
        } catch (Exception e) {
            e.getStackTrace();
        }

        return days;
    }

    public static int getYear() {
        return Calendar.getInstance().get(Calendar.YEAR);
    }

    public static int getMonth() {
        return Calendar.getInstance().get(Calendar.MONTH) + 1;
    }

    public static int getCurrentMonthDay() {
        return Calendar.getInstance().get(Calendar.DAY_OF_MONTH);
    }

    public static int getWeekDay() {
        return Calendar.getInstance().get(Calendar.DAY_OF_WEEK);
    }

    public static int getHour() {
        return Calendar.getInstance().get(Calendar.HOUR_OF_DAY);
    }

    public static int getMinute() {
        return Calendar.getInstance().get(Calendar.MINUTE);
    }

    public static CustomDate getNextSunday() {

        Calendar c = Calendar.getInstance();
        c.add(Calendar.DATE, 7 - getWeekDay() + 1);
        CustomDate date = new CustomDate(c.get(Calendar.YEAR),
                c.get(Calendar.MONTH) + 1, c.get(Calendar.DAY_OF_MONTH));
        return date;
    }

    public static int[] getWeekSunday(int year, int month, int day, int pervious) {
        int[] time = new int[3];
        Calendar c = Calendar.getInstance();
        c.set(Calendar.YEAR, year);
        c.set(Calendar.MONTH, month);
        c.set(Calendar.DAY_OF_MONTH, day);
        c.add(Calendar.DAY_OF_MONTH, pervious);
        time[0] = c.get(Calendar.YEAR);
        time[1] = c.get(Calendar.MONTH) + 1;
        time[2] = c.get(Calendar.DAY_OF_MONTH);
        return time;

    }

    public static int getWeekDayFromDate(int year, int month) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(getDateFromString(year, month));
        int week_index = cal.get(Calendar.DAY_OF_WEEK) - 1;
        if (week_index < 0) {
            week_index = 0;
        }
        return week_index;
    }

    @SuppressLint("SimpleDateFormat")
    public static Date getDateFromString(int year, int month) {
        String dateString = year + "-" + (month > 9 ? month : ("0" + month))
                + "-01";
        Date date = null;
        try {
            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
            date = sdf.parse(dateString);
        } catch (ParseException e) {
            System.out.println(e.getMessage());
        }
        return date;
    }

    public static boolean isToday(CustomDate date) {
        return (date.year == DateUtils.getYear() &&
                date.month == DateUtils.getMonth()
                && date.day == DateUtils.getCurrentMonthDay());
    }

    public static boolean isCurrentMonth(CustomDate date) {
        return (date.year == DateUtils.getYear() &&
                date.month == DateUtils.getMonth());
    }
//    获取做给定年月的最后一天


    public static String getMonthend(int year, int month) {

        Calendar calendar = Calendar.getInstance();
        // 设置时间,当前时间不用设置
        // calendar.setTime(new Date());
        // 设置日期为本月最大日期
        calendar.set(Calendar.MONTH, month - 1);
        calendar.set(Calendar.YEAR, year);
        calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE));

        // 打印
        DateFormat format = new SimpleDateFormat("yyyy-MM-dd");
        System.out.println(format.format(calendar.getTime()));
        return format.format(calendar.getTime());
    }

    public static String getMonthStart(int year, int month) {

        Calendar calendar = Calendar.getInstance();
        // 设置时间,当前时间不用设置
        // calendar.setTime(new Date());
        // 设置日期为本月最大日期
        calendar.set(Calendar.MONTH, month - 1);
        calendar.set(Calendar.YEAR, year);
        calendar.set(Calendar.DATE, 1);

        // 打印
        DateFormat format = new SimpleDateFormat("yyyy-MM-dd");
        System.out.println(format.format(calendar.getTime()));
        return format.format(calendar.getTime());
    }


    // 昨天
    public static String currentYesterday() {
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
        Calendar calendar = Calendar.getInstance();
        calendar.add(Calendar.DATE, -1);
        calendar.setTime(date);
        return sdf.format(calendar.getTime());
    }

//    // 本周的第一天
//    public static String currentWeekone() {
//        Date date = new Date();
//        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");// 格式化对象
//        Calendar calendar = Calendar.getInstance();
//        calendar.setTime(date);
//        if (calendar.get(Calendar.DAY_OF_WEEK) == 0) {
//            calendar.add(Calendar.DATE, -6);
//        } else {
//
//            calendar.add(Calendar.DATE, 2 - calendar.get(Calendar.DAY_OF_WEEK));
//        }
//
//        return sdf.format(calendar.getTime());
//    }


    // 获取当前的时分
    public static String currentHourMinute() {
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");// 格式化对象
        return sdf.format(date);
    }

    public static String getCurrentTime() {
        long time = System.currentTimeMillis();
        Date date = new Date(time);
        SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日");
        return format.format(date);
//        SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日 HH时mm分ss秒 EEEE");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("yyyy - MM - dd HH:mm: ss");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("yyyy / MM / dd");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("HH:mm:ss");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("EEEE");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("E");
//        KKKKK.print(format.format(date));
    }

    public static String getCurrentWeek() {
        long time = System.currentTimeMillis();
        Date date = new Date(time);
//        SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日 HH时mm分ss秒 EEEE");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("yyyy - MM - dd HH:mm: ss");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("yyyy / MM / dd");
//        KKKKK.print(format.format(date));
//        format = new SimpleDateFormat("HH:mm:ss");
//        KKKKK.print(format.format(date));
        SimpleDateFormat format = new SimpleDateFormat("EEEE");
//        format = new SimpleDateFormat("E");
//        KKKKK.print(format.format(date));
        return format.format(date);
    }
}