package com.south.utils;
import com.south.agent.bean.StringUtils;
import com.south.data.vo.DateRange;
import org.springframework.stereotype.Component;
import java.sql.Timestamp;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
@Component
public class TimeUtils {
/**
* 获取 当前年、半年、季度、月、日、小时 开始结束时间
*/
private final SimpleDateFormat shortSdf;
private final SimpleDateFormat longHourSdf;
private final SimpleDateFormat longSdf;
public TimeUtils(){
this.shortSdf = new SimpleDateFormat("yyyy-MM-dd");
this.longHourSdf = new SimpleDateFormat("yyyy-MM-dd HH");
this.longSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
}
/**
* 时间戳转换成日期格式字符串
* @param seconds 精确到秒的字符串
* @param format
* @return
*/
public static String timeStamp2Date(String seconds,String format) {
if(seconds == null || seconds.isEmpty() || seconds.equals("null")){
return "";
}
if(format == null || format.isEmpty()){
format = "yyyy-MM-dd HH:mm:ss";
}
SimpleDateFormat sdf = new SimpleDateFormat(format);
return sdf.format(new Date(Long.valueOf(seconds+"000")));
}
/**
* 获得本周的第一天,周一
*
* @return
*/
public Date getCurrentWeekDayStartTime() {
Calendar c = Calendar.getInstance();
try {
int weekday = c.get(Calendar.DAY_OF_WEEK) - 2;
c.add(Calendar.DATE, -weekday);
c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00"));
} catch (Exception e) {
e.printStackTrace();
}
return c.getTime();
}
/**
* 获得本周的最后一天,周日
*
* @return
*/
public Date getCurrentWeekDayEndTime() {
Calendar c = Calendar.getInstance();
try {
int weekday = c.get(Calendar.DAY_OF_WEEK);
c.add(Calendar.DATE, 8 - weekday);
c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59"));
} catch (Exception e) {
e.printStackTrace();
}
return c.getTime();
}
/**
* 获得本天的开始时间,即2012-01-01 00:00:00
*
* @return
*/
public Date getCurrentDayStartTime() {
Date now = new Date();
try {
now = shortSdf.parse(shortSdf.format(now));
} catch (Exception e) {
e.printStackTrace();
}
return now;
}
/**
* 获得本天的结束时间,即2012-01-01 23:59:59
*
* @return
*/
public Date getCurrentDayEndTime() {
Date now = new Date();
try {
now = longSdf.parse(shortSdf.format(now) + " 23:59:59");
} catch (Exception e) {
e.printStackTrace();
}
return now;
}
/**
* 获得本小时的开始时间,即2012-01-01 23:59:59
*
* @return
*/
public Date getCurrentHourStartTime() {
Date now = new Date();
try {
now = longHourSdf.parse(longHourSdf.format(now));
} catch (Exception e) {
e.printStackTrace();
}
return now;
}
/**
* 获得本小时的结束时间,即2012-01-01 23:59:59
*
* @return
*/
public Date getCurrentHourEndTime() {
Date now = new Date();
try {
now = longSdf.parse(longHourSdf.format(now) + ":59:59");
} catch (Exception e) {
e.printStackTrace();
}
return now;
}
/**
* 获得本月的开始时间,即2012-01-01 00:00:00
*
* @return
*/
public String getCurrentMonthStartTime() {
Calendar c = Calendar.getInstance();
Date now = null;
try {
c.set(Calendar.DATE, 1);
now = shortSdf.parse(shortSdf.format(c.getTime()));
} catch (Exception e) {
e.printStackTrace();
}
return longSdf.format(now);
}
/**
* 当前月的结束时间,即2012-01-31 23:59:59
*
* @return
*/
public String getCurrentMonthEndTime() {
Calendar c = Calendar.getInstance();
Date now = null;
try {
c.set(Calendar.DATE, 1);
c.add(Calendar.MONTH, 1);
c.add(Calendar.DATE, -1);
now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");
} catch (Exception e) {
e.printStackTrace();
}
return longSdf.format(now);
}
/**
* 当前年的开始时间,即2012-01-01 00:00:00
*
* @return
*/
public String getCurrentYearStartTime() {
Calendar c = Calendar.getInstance();
Date now = null;
try {
c.set(Calendar.MONTH, 0);
c.set(Calendar.DATE, 1);
now = shortSdf.parse(shortSdf.format(c.getTime()));
} catch (Exception e) {
e.printStackTrace();
}
return longSdf.format(now);
}
/**
* 当前年的结束时间,即2012-12-31 23:59:59
*
* @return
*/
public String getCurrentYearEndTime() {
Calendar c = Calendar.getInstance();
Date now = null;
try {
c.set(Calendar.MONTH, 11);
c.set(Calendar.DATE, 31);
now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");
} catch (Exception e) {
e.printStackTrace();
}
return longSdf.format(now);
}
/**
* 获取某月的最后一天
*
*/
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
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String lastDayOfMonth = sdf.format(cal.getTime());
return lastDayOfMonth;
}
/**
* 获取某年最后一天日期
* @param year 年份
* @return Date
*/
public static Date getYearLast(int year){
Calendar calendar = Calendar.getInstance();
calendar.clear();
calendar.set(Calendar.YEAR, year);
calendar.roll(Calendar.DAY_OF_YEAR, -1);
Date currYearLast = calendar.getTime();
return currYearLast;
}
// 获取当前时间所在周的开始日期
public static Date getFirstDayOfWeek(Date date) {
Calendar c = new GregorianCalendar();
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setTime(date);
c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek()); // Monday
return c.getTime();
}
// 获取当前时间所在周的结束日期
public String getLastDayOfWeek(String date){
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date dd = null;
try {
Calendar c = new GregorianCalendar();
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setTime(sdf.parse(date));
c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek() + 6); // Sunday
dd = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");
} catch (ParseException e) {
e.printStackTrace();
}
return sdf.format(dd);
}
//获取当天的开始时间
public static Date getDayBegin() {
Calendar cal = new GregorianCalendar();
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();
}
//获取当天的结束时间
public static Date getDayEnd() {
Calendar cal = new GregorianCalendar();
cal.set(Calendar.HOUR_OF_DAY, 23);
cal.set(Calendar.MINUTE, 59);
cal.set(Calendar.SECOND, 59);
return cal.getTime();
}
//获取昨天的开始时间
public static Date getBeginDayOfYesterday() {
Calendar cal = new GregorianCalendar();
cal.setTime(getDayBegin());
cal.add(Calendar.DAY_OF_MONTH, -1);
return cal.getTime();
}
//某个日期的前一天日期
public static String getLastDay(String time) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Calendar calendar = Calendar.getInstance();
Date date = null;
try {
date = sdf.parse(time);
} catch (ParseException e) {
e.printStackTrace();
}
calendar.setTime(date);
int day = calendar.get(Calendar.DATE);
// 此处修改为+1则是获取后一天
calendar.set(Calendar.DATE, day - 1);
String lastDay = sdf.format(calendar.getTime());
return lastDay;
}
//获取昨天的结束时间
public static Date getEndDayOfYesterDay() {
Calendar cal = new GregorianCalendar();
cal.setTime(getDayEnd());
cal.add(Calendar.DAY_OF_MONTH, -1);
return cal.getTime();
}
//获取本周的开始时间
public static Date getBeginDayOfWeek() {
Date date = new Date();
if (date == null) {
return null;
}
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
if (dayofweek == 1) {
dayofweek += 7;
}
cal.add(Calendar.DATE, 2 - dayofweek);
return getDayStartTime(cal.getTime());
}
//获取本周的结束时间
public static Date getEndDayOfWeek(){
Calendar cal = Calendar.getInstance();
cal.setTime(getBeginDayOfWeek());
cal.add(Calendar.DAY_OF_WEEK, 6);
Date weekEndSta = cal.getTime();
return getDayEndTime(weekEndSta);
}
//获取本月的开始时间
public static Date getBeginDayOfMonth() {
Calendar calendar = Calendar.getInstance();
calendar.set(getNowYear(), getNowMonth() - 1, 1);
return getDayStartTime(calendar.getTime());
}
//获取本月的结束时间
public static Date getEndDayOfMonth() {
Calendar calendar = Calendar.getInstance();
calendar.set(getNowYear(), getNowMonth() - 1, 1);
int day = calendar.getActualMaximum(5);
calendar.set(getNowYear(), getNowMonth() - 1, day);
return getDayEndTime(calendar.getTime());
}
//获取本年的开始时间
public static Date getBeginDayOfYear() {
Calendar cal = Calendar.getInstance();
cal.set(Calendar.YEAR, getNowYear());
// cal.set
cal.set(Calendar.MONTH, Calendar.JANUARY);
cal.set(Calendar.DATE, 1);
return getDayStartTime(cal.getTime());
}
//获取本年的结束时间
public static Date getEndDayOfYear() {
Calendar cal = Calendar.getInstance();
cal.set(Calendar.YEAR, getNowYear());
cal.set(Calendar.MONTH, Calendar.DECEMBER);
cal.set(Calendar.DATE, 31);
return getDayEndTime(cal.getTime());
}
//获取某个日期的开始时间
public static Timestamp getDayStartTime(Date d) {
Calendar calendar = Calendar.getInstance();
if(null != d) calendar.setTime(d);
calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH), 0, 0, 0);
calendar.set(Calendar.MILLISECOND, 0);
return new Timestamp(calendar.getTimeInMillis());
}
//获取某个日期的结束时间
public static Timestamp getDayEndTime(Date d) {
Calendar calendar = Calendar.getInstance();
if(null != d) calendar.setTime(d);
calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH), 23, 59, 59);
calendar.set(Calendar.MILLISECOND, 999);
return new Timestamp(calendar.getTimeInMillis());
}
//获取今年是哪一年
public static Integer getNowYear() {
Date date = new Date();
GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
gc.setTime(date);
return Integer.valueOf(gc.get(1));
}
//获取本月是哪一月
public static int getNowMonth() {
Date date = new Date();
GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
gc.setTime(date);
return gc.get(2) + 1;
}
//两个日期相减得到的天数
public static int getDiffDays(Date beginDate, Date endDate) {
if (beginDate == null || endDate == null) {
throw new IllegalArgumentException("getDiffDays param is null!");
}
long diff = (endDate.getTime() - beginDate.getTime())
/ (1000 * 60 * 60 * 24);
int days = new Long(diff).intValue();
return days;
}
//两个日期相减得到的毫秒数
public static long dateDiff(Date beginDate, Date endDate) {
long date1ms = beginDate.getTime();
long date2ms = endDate.getTime();
return date2ms - date1ms;
}
//获得两个日期差,差的形式为:XX天XX小时XX分XX秒
public static String timeDifference(Date beginDate, Date endDate){
long diff = beginDate.getTime() - endDate.getTime();//这样得到的差值是毫秒级别
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");
String timeDate = days+"天"+hours+"小时"+minutes+"分";
return timeDate;
}
/**
* 返回某月该季度的第一个月
*/
public static Date getFirstSeasonDate(Date date) {
final int[] SEASON = { 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4 };
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int sean = SEASON[cal.get(Calendar.MONTH)];
cal.set(Calendar.MONTH, sean * 3 - 3);
return cal.getTime();
}
/**
* 获取某年某月的第一天日期
*/
public static Date getStartMonthDate(int year, int month) {
Calendar calendar = Calendar.getInstance();
calendar.set(year, month - 1, 1);
return calendar.getTime();
}
/**
*获取某年某月的最后一天日期
*/
public static Date getEndMonthDate(int year, int month) {
Calendar calendar = Calendar.getInstance();
calendar.set(year, month - 1, 1);
int day = calendar.getActualMaximum(5);
calendar.set(year, month - 1, day);
return calendar.getTime();
}
/**
* 取得月第一天
*
* @param date
* @return
*/
public static Date getFirstDateOfMonth(Date date) {
Calendar c = Calendar.getInstance();
c.setTime(date);
c.set(Calendar.DAY_OF_MONTH, c.getActualMinimum(Calendar.DAY_OF_MONTH));
return c.getTime();
}
/**
* 取得月最后一天
*
* @param date
* @return
*/
public static Date getLastDateOfMonth(Date date) {
Calendar c = Calendar.getInstance();
c.setTime(date);
c.set(Calendar.DAY_OF_MONTH, c.getActualMaximum(Calendar.DAY_OF_MONTH));
return c.getTime();
}
/**
* 取得季度第一天
*
* @param date
* @return
*/
public static Date getFirstDateOfSeason(Date date) {
return getFirstDateOfMonth(getSeasonDate(date)[0]);
}
/**
* 取得季度最后一天
*
* @param date
* @return
*/
public static Date getLastDateOfSeason(Date date) {
return getLastDateOfMonth(getSeasonDate(date)[2]);
}
/**
* 取得季度月
*
* @param date
* @return
*/
public static Date[] getSeasonDate(Date date) {
Date[] season = new Date[3];
Calendar c = Calendar.getInstance();
c.setTime(date);
int nSeason = getSeason(date);
if (nSeason == 1) {// 第一季度
c.set(Calendar.MONTH, Calendar.JANUARY);
season[0] = c.getTime();
c.set(Calendar.MONTH, Calendar.FEBRUARY);
season[1] = c.getTime();
c.set(Calendar.MONTH, Calendar.MARCH);
season[2] = c.getTime();
} else if (nSeason == 2) {// 第二季度
c.set(Calendar.MONTH, Calendar.APRIL);
season[0] = c.getTime();
c.set(Calendar.MONTH, Calendar.MAY);
season[1] = c.getTime();
c.set(Calendar.MONTH, Calendar.JUNE);
season[2] = c.getTime();
} else if (nSeason == 3) {// 第三季度
c.set(Calendar.MONTH, Calendar.JULY);
season[0] = c.getTime();
c.set(Calendar.MONTH, Calendar.AUGUST);
season[1] = c.getTime();
c.set(Calendar.MONTH, Calendar.SEPTEMBER);
season[2] = c.getTime();
} else if (nSeason == 4) {// 第四季度
c.set(Calendar.MONTH, Calendar.OCTOBER);
season[0] = c.getTime();
c.set(Calendar.MONTH, Calendar.NOVEMBER);
season[1] = c.getTime();
c.set(Calendar.MONTH, Calendar.DECEMBER);
season[2] = c.getTime();
}
return season;
}
/**
*
* 1 第一季度 2 第二季度 3 第三季度 4 第四季度
*
* @param date
* @return
*/
public static int getSeason(Date date) {
int season = 0;
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;
}
// 获取上周的开始时间
@SuppressWarnings("unused")
public static Date getBeginDayOfLastWeek() {
Date date = new Date();
if (date == null) {
return null;
}
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
if (dayofweek == 1) {
dayofweek += 7;
}
cal.add(Calendar.DATE, 2 - dayofweek - 7);
return getDayStartTime(cal.getTime());
}
// 获取上周的开始时间
@SuppressWarnings("unused")
public static Date getBeginDayOfLastWeek(String date) {
if (StringUtils.isNULL(date)) {
return null;
}
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date parse=null;
try {
parse = simpleDateFormat.parse(date);
} catch (ParseException e) {
e.printStackTrace();
}
Calendar cal = Calendar.getInstance();
cal.setTime(parse);
int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
if (dayofweek == 1) {
dayofweek += 7;
}
cal.add(Calendar.DATE, 2 - dayofweek - 7);
return getDayStartTime(cal.getTime());
}
// 获取上周的结束时间
public static Date getEndDayOfLastWeek() {
Calendar cal = Calendar.getInstance();
cal.setTime(getBeginDayOfLastWeek());
cal.add(Calendar.DAY_OF_WEEK, 6);
Date weekEndSta = cal.getTime();
return getDayEndTime(weekEndSta);
}
// 获取上周的结束时间
public static Date getEndDayOfLastWeek(String date) {
if (StringUtils.isNULL(date)) {
return null;
}
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date parse = null;
try {
parse = simpleDateFormat.parse(date);
} catch (ParseException e) {
}
Calendar cal = Calendar.getInstance();
cal.setTime(parse);
int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
if (dayofweek == 1) {
dayofweek += 8;
}
cal.add(Calendar.DATE, 2 - dayofweek);
return getDayStartTime(cal.getTime());
}
// 获取上月的开始时间
public static Date getBeginDayOfLastMonth() {
Calendar calendar = Calendar.getInstance();
calendar.set(getNowYear(), getNowMonth() - 2, 1);
return getDayStartTime(calendar.getTime());
}
// 获取上月的结束时间
public static Date getEndDayOfLastMonth() {
Calendar calendar = Calendar.getInstance();
calendar.set(getNowYear(), getNowMonth() - 2, 1);
int day = calendar.getActualMaximum(5);
calendar.set(getNowYear(), getNowMonth() - 2, day);
return getDayEndTime(calendar.getTime());
}
/**
* 获取date的月份的时间范围
* @param date
* @return
*/
public static DateRange getMonthRange(Date date) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(date);
startCalendar.set(Calendar.DAY_OF_MONTH, 1);
setMaxTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.setTime(date);
endCalendar.set(Calendar.DAY_OF_MONTH, endCalendar.getActualMaximum(Calendar.DAY_OF_MONTH));
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
/**
* 获取当前季度的时间范围
* @return current quarter
*/
public static DateRange getThisQuarter() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.set(Calendar.MONTH, ((int) startCalendar.get(Calendar.MONTH) / 3) * 3);
startCalendar.set(Calendar.DAY_OF_MONTH, 1);
setMinTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.set(Calendar.MONTH, ((int) startCalendar.get(Calendar.MONTH) / 3) * 3 + 2);
endCalendar.set(Calendar.DAY_OF_MONTH, endCalendar.getActualMaximum(Calendar.DAY_OF_MONTH));
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
/**
* 获取昨天的时间范围
* @return
*/
public static DateRange getYesterdayRange() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.add(Calendar.DAY_OF_MONTH, -1);
setMinTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.add(Calendar.DAY_OF_MONTH, -1);
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
/**
* 获取当前月份的时间范围
* @return
*/
public static DateRange getThisMonth(){
Calendar startCalendar = Calendar.getInstance();
startCalendar.set(Calendar.DAY_OF_MONTH, 1);
setMinTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.set(Calendar.DAY_OF_MONTH, endCalendar.getActualMaximum(Calendar.DAY_OF_MONTH));
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
/**
* 获取上个月的时间范围
* @return
*/
public static DateRange getLastMonth(){
Calendar startCalendar = Calendar.getInstance();
startCalendar.add(Calendar.MONTH, -1);
startCalendar.set(Calendar.DAY_OF_MONTH, 1);
setMinTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.add(Calendar.MONTH, -1);
endCalendar.set(Calendar.DAY_OF_MONTH, endCalendar.getActualMaximum(Calendar.DAY_OF_MONTH));
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
/**
* 获取上个季度的时间范围
* @return
*/
public static DateRange getLastQuarter() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.set(Calendar.MONTH, ((int) startCalendar.get(Calendar.MONTH) / 3 - 1) * 3);
startCalendar.set(Calendar.DAY_OF_MONTH, 1);
setMinTime(startCalendar);
Calendar endCalendar = Calendar.getInstance();
endCalendar.set(Calendar.MONTH, ((int) endCalendar.get(Calendar.MONTH) / 3 - 1) * 3 + 2);
endCalendar.set(Calendar.DAY_OF_MONTH, endCalendar.getActualMaximum(Calendar.DAY_OF_MONTH));
setMaxTime(endCalendar);
return new DateRange(startCalendar.getTime(), endCalendar.getTime());
}
private static void setMinTime(Calendar calendar){
calendar.set(Calendar.HOUR_OF_DAY, 0);
calendar.set(Calendar.MINUTE, 0);
calendar.set(Calendar.SECOND, 0);
calendar.set(Calendar.MILLISECOND, 0);
}
private static void setMaxTime(Calendar calendar){
calendar.set(Calendar.HOUR_OF_DAY, calendar.getActualMaximum(Calendar.HOUR_OF_DAY));
calendar.set(Calendar.MINUTE, calendar.getActualMaximum(Calendar.MINUTE));
calendar.set(Calendar.SECOND, calendar.getActualMaximum(Calendar.SECOND));
calendar.set(Calendar.MILLISECOND, calendar.getActualMaximum(Calendar.MILLISECOND));
}
}
java时间工具类,获取本日周月季年时间和上周月季年时间
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