package cn.com.prac.util; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Arrays; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.math.NumberUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * 日期时间工具（可以用joda.jar,比Date强大得多） * * @author LinFeng */ public class DatesUtil { private static final Logger logger = LoggerFactory.getLogger(DatesUtil.class); private static final String COLON = ":"; public static final String WEEK_NAMES[] = { "周日", "周一", "周二", "周三", "周四", "周五","周六" }; public static final String WEEK_EN_NAMES[] = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五","星期六" }; public static final String CHINE_DATE_FORMAT_TO_MINUTE="yyyy-MM-dd HH:mm"; public static final String CHINESE_DATE_FORMAT_LONG_TO_MINUTE="yyyyMMdd HH:mm"; public static final String CHINESE_DATE_FORMAT_LONG = "yyyyMMdd"; public static final String CHINESE_DATE_FORMAT_LINE = "yyyy-MM-dd"; public static final String CHINESE_DATE_FORMAT_LINE_YM = "yyyy-MM"; public static final String CHINESE_DATE_FORMAT_SPOT = "yyyy.MM.dd"; public static final String CHINESE_DATE_FORMAT_SPOT_ALL = "yyyy.MM.dd HH:mm:ss"; public static final String CHINESE_DATETIME_FORMAT_LINE = "yyyy-MM-dd HH:mm:ss"; public static final String CHINESE_DATE_FORMAT_SLASH = "yyyy/MM/dd"; public static final String CHINESE_DATETIME_FORMAT_SLASH = "yyyy/MM/dd HH:mm:ss"; public static final String DATETIME_NOT_SEPARATOR="yyyyMMddHHmmssSSS"; public static final String TIME_NOT_SEPARATOR="HHmmssSSS"; public static final String MONTH_DAY="M月dd日"; public static final String MONTH_WEEK_DAY="M月dd日 (周)"; public static final String MONTH_DAY_WEEK_TIMES="M.dd(周) HH:mm"; public static final String MONTH_DAY_WEEK_DATE="M月dd日(周)"; public static final String MONTH_DAY_WEEK_EN_TIMES="yyyy.MM.dd 星期 HH:mm"; public static final String HM_TIME_SPOT = "HH:mm"; public static final long DAY_LONG = 60*60*24l; private static final String[] SUPPORT_ALL_FORMATS = new String[]{CHINESE_DATE_FORMAT_LINE,CHINESE_DATE_FORMAT_LONG, CHINESE_DATETIME_FORMAT_LINE, CHINESE_DATE_FORMAT_SLASH, CHINESE_DATETIME_FORMAT_SLASH}; private static final String DEFAULT_DATE_FORMAT = CHINESE_DATETIME_FORMAT_LINE; private static final SimpleDateFormat sdf = new SimpleDateFormat(DEFAULT_DATE_FORMAT); /** * 日期格式化 * @param date 日期 * @param pattern 例：yyyy-MM-dd HH:mm:ss * @return */ public synchronized static String format(Date date, String pattern) { sdf.applyPattern(pattern); return sdf.format(date); } /** * 将日期转换成yyyy-MM-dd HH:mm:ss的形式 * @param date 要转换的日期 * @return */ public static String format(Date date) { return format(date, DEFAULT_DATE_FORMAT); } /** * 将当前时间转换成需要的形式，如：yyyy-MM-dd HH:mm:ss，yyyy-MM-dd * @param pattern * @return */ public static String format(String pattern) { return format(new Date(), pattern); } /** * 将时间字符串，转换成pattern格式的时间 * @param dateString 时间字符串 * @param pattern * @return */ public synchronized static Date parse(String dateString, String pattern) { sdf.applyPattern(pattern); try { return sdf.parse(dateString); } catch (Exception e) { throw new RuntimeException("parse String[" + dateString + "] to Date faulure with pattern[" + pattern + "]."); } } public synchronized static Date parse(String dateString, String[] patterns) { for (String pattern : patterns) { if (StringUtils.isBlank(pattern)) { continue; } sdf.applyPattern(pattern); try { return sdf.parse(dateString); } catch (Exception e) { // ignore exception continue; } } throw new UnsupportedOperationException("Parse String[" + dateString + "] to Date faulure with patterns[" + Arrays.toString(patterns) + "]"); } /** * 将时间字符串转为时间 * @param dateString * @return */ public static Date parse(String dateString) { return parse(dateString, SUPPORT_ALL_FORMATS); } /** * 获取某个时间多少毫秒后的时间 * @param date 时间 * @param millisecond 毫秒 * @return */ public static Date addDate(Date date, long millisecond) { return new Date(date.getTime() + millisecond); } /** * 获取某一天的明天的当前时间 * @param date * @return */ public static Date addDay(Date date) { long oneDayMillisecond = 24 * 60 * 60 * 1000l; return addDate(date, oneDayMillisecond); } /** * 获取某一天的昨天的当前时间 * @param date 日期 * @return */ public static Date minusDay(Date date) { long oneDayMillisecond = 24 * 60 * 60 * 1000l; return addDate(date, -oneDayMillisecond); } /** * 获取当前时间的时间戳 * @return */ public static Long getCurrentLongDate() { return new Date().getTime(); } /** * 获取某个时间相隔多少天前或者后的的时间 * @param date 时间 * @param day 相隔的天上，之前为负，之后为正，例：dateAddDay(new Date(),-35) * @return */ public static String dateAddDay(Date date,int day) { Calendar cl = Calendar.getInstance(); cl.setTime(date); cl.add(Calendar.DATE,day); cl.getTime(); SimpleDateFormat sdf = new SimpleDateFormat(CHINESE_DATETIME_FORMAT_LINE); return sdf.format(cl.getTime()); } /** * 将时间戳，转换为Date * @param date * @return */ public static Date parseLong2Date(Long date) { return new Date(date*1000); } /** * 获取当前天 的long值 即：2015-01-01 00：00：00的 long值 * @return */ public static Long getCurrentLongDay(){ Calendar calendar = Calendar.getInstance(); calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,0); return calendar.getTimeInMillis()/1000; } /** * 获取当前天 的long值 即：2016-01-01 00：00：00的 long值/2016-01-01 hour_of_day：minute：second * @param hour_of_day 小时 * @param minute 分钟 * @param second 秒钟 * @return */ public static Long getCurrentLongDay(int hour_of_day,int minute,int second){ Calendar calendar = Calendar.getInstance(); calendar.set(Calendar.HOUR_OF_DAY,hour_of_day); calendar.set(Calendar.MINUTE,minute); calendar.set(Calendar.SECOND,second); return calendar.getTimeInMillis()/1000; } /** * 获取当前天 的long值 即：2015-01-01 23：59：59的 long值 * @return */ public static Long getLastLongDay(){ Calendar calendar = Calendar.getInstance(); calendar.set(Calendar.HOUR_OF_DAY,23); calendar.set(Calendar.MINUTE,59); calendar.set(Calendar.SECOND,59); return calendar.getTimeInMillis(); } /** * 获取下前天 的long值 即：2015-01-01 00：00：00的 long值 * @return */ public static Long getNextLongDay(){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_MONTH,1); calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,0); return calendar.getTimeInMillis(); } /** * 获取 传入的日期的 0：0：0对应的long值 * @return */ public static Long getDateZeroLong(Long date){ Calendar calendar = Calendar.getInstance(); calendar.setTime(parseLong2Date(date)); calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,0); return calendar.getTimeInMillis(); } /** * 取当前月的第一天,按pattern显示 * @param pattern * @return */ public static String getnowMonthFristDay(String pattern){ Calendar c = Calendar.getInstance(); c.set(Calendar.DAY_OF_MONTH,1);//设置为1号,当前日期既为本月第一天 return DatesUtil.format(c.getTime(), pattern); } /** * 取某个月之前或之后的第几天,并以pattern显示 * @param month 月 * @param day 天 * @param pattern * @return */ public static String getnextThreeMonthtoday(int month,int day,String pattern){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.MONTH,month); calendar.set(Calendar.DAY_OF_MONTH,day);//设置为1号,当前日期既为本月第一天 Date threeMonth =calendar.getTime(); return DatesUtil.format(threeMonth, pattern); } /** * 获取昨天凌晨的long值 * @return */ public static Long getYestodayZeroLong(){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_MONTH,-1); calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,1); return calendar.getTimeInMillis(); } /** * 根据天数获取几天前的最早时间 * @param daynum 天数 * @return * @date 2015年2月9日 */ public static Long getDatebyDaynum(int daynum){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_MONTH,daynum); calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,0); return calendar.getTimeInMillis(); } /** * 获取当前天时间 23:59:59的 long值 * @return */ public static Long getLastLongDayNum(int daynum){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_MONTH,daynum); calendar.set(Calendar.HOUR_OF_DAY,23); calendar.set(Calendar.MINUTE,59); calendar.set(Calendar.SECOND,59); return calendar.getTimeInMillis(); } /** * 获取前两天的时间long值 如：20150114 * @return */ public static Long getBeforeTwoDaysLong(){ Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.DAY_OF_MONTH,-2); String daysLong = format(calendar.getTime(), CHINESE_DATE_FORMAT_LONG); return NumberUtils.toLong(daysLong); } /** * 两个时间相差天数 * @param date1 时间1 * @param date2 时间2 * @return */ public static int daysBetween(Date date1,Date date2){ Calendar cal = Calendar.getInstance(); cal.setTime(date1); long time1 = cal.getTimeInMillis(); cal.setTime(date2); long time2 = cal.getTimeInMillis(); long between_days=(time2-time1)/(1000*3600*24); return Integer.parseInt(String.valueOf(between_days)); } /** * 相差天数,不足一天按一天算 * @param date1 时间1 * @param date2 时间2 * @return */ public static int daysBetween2(Date date1,Date date2){ Calendar cal = Calendar.getInstance(); cal.setTime(date1); long time1 = cal.getTimeInMillis(); cal.setTime(date2); long time2 = cal.getTimeInMillis(); long between_days=(time2-time1)/(1000*3600*24); between_days = (time2-time1)%(1000*3600*24) > 0 ? between_days + 1 : between_days; return Integer.parseInt(String.valueOf(between_days)); } /** * 获取指定天的long值 * @param dateStr 时间 * @param pattern 格式 * @param subtractDate 减的天数 * @return */ public static long getAssignDateLong(String dateStr, String pattern,long subtractDate){ SimpleDateFormat df = new SimpleDateFormat(pattern); long dateLong = 0; try { dateLong = (df.parse(dateStr).getTime()-subtractDate*1000)/1000; } catch (ParseException e) { logger.error("日期格式化错误:" + e.getMessage()); } return dateLong; } /** * 验证是否日期 * @param str * @param pattern * @return */ public static boolean isValidDate(String str,String pattern) { // 指定日期格式为四位年/两位月份/两位日期，注意yyyy/MM/dd区分大小写； SimpleDateFormat format = new SimpleDateFormat(pattern); try { //设置lenient为false. 否则SimpleDateFormat会比较宽松地验证日期，比如2007/02/29会被接受，并转换成2007/03/01 format.setLenient(false); format.parse(str); } catch (ParseException e) { // e.printStackTrace(); // 如果throw java.text.ParseException或者NullPointerException，就说明格式不对 return false; } return true; } /** * 获取包含星期几的 日期格式 * @param date * @param pattern * @return MM.dd 周- HH:mm * pattern格式 中必须包含【周】处理时进行替换 */ public static String getContainsWeekStr(Long date,String pattern){ Date dateTime = new Date(date);; Calendar calendar = Calendar.getInstance(); calendar.setTime(dateTime); int dayOfWeek = calendar.get(Calendar.DAY_OF_WEEK)-1; String resultDate = DatesUtil.format(dateTime, pattern); return resultDate.replace("周",WEEK_NAMES[dayOfWeek]); } /** * 获取包含星期几的 日期格式 * @param date * @param pattern * @return MM.dd 星期- HH:mm * pattern格式 中必须包含【星期】处理时进行替换 */ public static String getContainsEnWeekStr(Long date,String pattern){ Date dateTime = new Date(date);; Calendar calendar = Calendar.getInstance(); calendar.setTime(dateTime); int dayOfWeek = calendar.get(Calendar.DAY_OF_WEEK)-1; String resultDate = DatesUtil.format(dateTime, pattern); return resultDate.replace("星期",WEEK_EN_NAMES[dayOfWeek]); } /** * 时间相加 * @param date 时间 * @param day 天数 * @return */ public static Date addDay(Date date,int day) { Calendar cl = Calendar.getInstance(); cl.setTime(date); cl.add(Calendar.DATE,day); return cl.getTime(); } /** * 获取某日期【第一天日期】 的long值 即：2016-07-01 00:00:00的 long值/dataStr hour_of_day：minute：second * @param dataStr 日期 如：2016-07-20 * @param hour_of_day 小时 * @param minute 分钟 * @param second 秒钟 * @return */ public static Long getFirstLongDay(String dataStr,String pattern,int hour_of_day,int minute,int second){ GregorianCalendar gc=new GregorianCalendar(); gc.setTime(DatesUtil.parse(dataStr,pattern)); Calendar cal = Calendar.getInstance(); cal.set(Calendar.YEAR,gc.get(GregorianCalendar.YEAR)); cal.set(Calendar.MONTH, gc.get(GregorianCalendar.MONTH)+1); cal.set(Calendar.DAY_OF_MONTH, 1); cal.add(Calendar.DAY_OF_MONTH, -1); cal.set(Calendar.DAY_OF_MONTH, 1); cal.set(Calendar.HOUR_OF_DAY,hour_of_day); cal.set(Calendar.MINUTE,minute); cal.set(Calendar.SECOND,second); return cal.getTimeInMillis(); } /** * 获取某日期【最后一天日期】 的long值 即：2016-07-31 00:00:00的 long值/dataStr hour_of_day：minute：second * @param dataStr 日期 如：2016-07-20 * @param hour_of_day 小时 * @param minute 分钟 * @param second 秒钟 * @return */ public static Long getLastLongDay(String dataStr,String pattern,int hour_of_day,int minute,int second){ GregorianCalendar gc=new GregorianCalendar(); gc.setTime(DatesUtil.parse(dataStr,pattern)); Calendar cal = Calendar.getInstance(); cal.set(Calendar.YEAR,gc.get(GregorianCalendar.YEAR)); cal.set(Calendar.MONTH, gc.get(GregorianCalendar.MONTH)+1); cal.set(Calendar.DAY_OF_MONTH, 1); cal.add(Calendar.DAY_OF_MONTH, -1); cal.set(Calendar.HOUR_OF_DAY,hour_of_day); cal.set(Calendar.MINUTE,minute); cal.set(Calendar.SECOND,second); return cal.getTimeInMillis()/1000; } /** * 判断是否是周末 * @return true:是,false:不是 */ public static boolean isWeekend(Date date){ Calendar cal = Calendar.getInstance(); cal.setTime(date); int week=cal.get(Calendar.DAY_OF_WEEK)-1; if(week ==6 || week==0){//0代表周日，6代表周六 return true; } return false; } /** * 获得本周一0点时间 * @return */ public static Long getWeekMorningLong() { Calendar cal = Calendar.getInstance(); cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY), cal.get(Calendar.DAY_OF_MONTH), 0, 0, 0); cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY); return cal.getTime().getTime()/1000; } /** * 获得下周一0点时间 * @return */ public static Long getWeekNightLong() { Calendar cal = Calendar.getInstance(); cal.setTime(new Date(getWeekMorningLong()*1000)); cal.add(Calendar.DAY_OF_WEEK, 7); return cal.getTime().getTime(); } /** * 校验时间格式 HH:mm * @param time * @return */ public static boolean validateTime(String time){ time = StringUtils.trim(time); if (StringUtils.isBlank(time)){ return false; } if (StringUtils.length(time) !=5 ){ return false; } if (!StringUtils.contains(time,COLON)){ return false; } String[] times = time.split(COLON); if (times.length != 2){ return false; } String hours = times[NumberUtils.INTEGER_ZERO]; String minites = times[NumberUtils.INTEGER_ONE]; if (hours.length()!=2 || minites.length() !=2 || !NumberUtils.isDigits(hours) || !NumberUtils.isDigits(minites)){ return false; } int hour = NumberUtils.toInt(hours); if (hour < 0 || hour > 23){ return false; } int minite = NumberUtils.toInt(minites); if (minite < 0 || minite > 59 ){ return false; } return true; } /** * 获取传入时间开始的long值 即：2015-01-01 00：00：00的 long值 * @return */ public static Long getStartLongDayByCalendar(Calendar calendar){ calendar.set(Calendar.HOUR_OF_DAY,0); calendar.set(Calendar.MINUTE,0); calendar.set(Calendar.SECOND,0); return calendar.getTimeInMillis()/1000*1000; } /** * 获取传入时间结束的long值 即：2015-01-01 23：59：59的 long值 * @return */ public static Long getLastLongDayByCalendar(Calendar calendar){ calendar.set(Calendar.HOUR_OF_DAY,23); calendar.set(Calendar.MINUTE,59); calendar.set(Calendar.SECOND,59); return calendar.getTimeInMillis()/1000*1000; } /** * 获取前昨天的时间long值 如：20150114 * @return */ public static Calendar getBeforeOneDaysLong(){ Calendar calendar = Calendar.getInstance(); calendar.set(Calendar.DATE, calendar.get(Calendar.DATE) - 1); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.SECOND,0); calendar.set(Calendar.MINUTE,0); return calendar; } /** * 获取上周一时间 */ public static Calendar lastMonday() { Calendar calendar = Calendar.getInstance(); while (calendar.get(Calendar.DAY_OF_WEEK) != Calendar.MONDAY) { calendar.add(Calendar.DAY_OF_WEEK, -1); } int dayOfWeek = calendar.get(Calendar.DAY_OF_WEEK) - 1; int offset = 1 - dayOfWeek; calendar.add(Calendar.DATE, offset - 7); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.SECOND,0); calendar.set(Calendar.MINUTE,0); return calendar; } /** * 获取上周五时间 */ public static Calendar lastFirday() { Calendar calendar = Calendar.getInstance(); while (calendar.get(Calendar.DAY_OF_WEEK) != Calendar.MONDAY) { calendar.add(Calendar.DAY_OF_WEEK, -1); } int dayOfWeek = calendar.get(Calendar.DAY_OF_WEEK) - 1; int offset = 7 - dayOfWeek; calendar.add(Calendar.DATE, offset - 7); calendar.set(Calendar.HOUR_OF_DAY, 0); calendar.set(Calendar.SECOND,0); calendar.set(Calendar.MINUTE,0); return calendar; } }