Java时间工具类(把日期时间转换成xx秒前、xx分钟前、xx小时前...)1280.docx

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1、Java时间工具类（把日期时间转换成xx秒前、xx分钟前、XX小时前）import java.text.ParseException;import javatext. SimpleDateFormat;import java.util.Calendar;import java.util.Date;publicclass Datelltils privatestaticfinallong ONE_MINUTE = 60；privatestaticfinallong ONE_HOUR = 3600；privatestaticfinallong ONE_DAY = 86400;privatestat

2、icfinallong ONE_MONTH = 2592000;privatestaticfinallong ONE_YEAR = 31104000;public static Calendar calendar = Calendar.getInstance();/* return yyyy-mm-ddreturn calendar, get (Calendar.HOUR_OF_DAY) + public static String getMinute () return calendar, get (Calendar.MINUTE) +)public static String getSec

3、ond () return calendar, get (Calendar.SECOND) +)public static void main (String args) throws ParseException String deadline = 2012-12-30 12:45:59;Date date = new Date();SimpleDateFormat simple = new SimpleDateFormat( yyyy-MM-dddate = simple.parse(deadline);System.out .println(DateUtils.fromDeadline(

4、date);String before = 2012-12-12 0:0:59;date = simple.parse(before);System.out .println(DateUtils.fromToday(date);System. out . print In (Datelltils getFullDate ();System.out .printin(DatelltilsgetDate();)* 2012-12-25*/public static String getDate () return getYear() + getMonth() + getDay();)/* para

5、m format* return* yyyy 年 MM 月 dd HH:mm* MM-dd HH:mm 2012-12-25*/public static String getDate (String format) SimpleDateFormat simple = new SimpleDateFormat(format);return simpleformat(calendar.getTime();* return yyyy-MM-dd HH:mm* 2012-12-29 23:47* /public static String getDateAndMinute () SimpleDate

6、Format simple = new SimpleDateFormat( HH:mrrT);return simple.format(calendar.getTime();)/* return* yyyy-MM-dd ss* 2012-12-29 23:47:36* /public static String getFullDate () SimpleDateFormat simple = new SimpleDateFormat( HH:mm:ss);return simple.format(calendar.getTime();yyyy-MM-ddyyyy-MM-dd*距离今天多久* p

7、aram date* return* /public static String fromToday (Date date) Calendar calendar = Calendar.getInstance();calendar.setTime(date);long time = date.getTime() /1000 ;long now = new Date().getTime() / 1000 ;long ago = now - time;if (ago = ONE_HOUR)return ago / ONE_M工NUTE + ”分钟前”；else if (ago = ONE_DAY)r

8、eturn ago / ONE_HOUR + ”小时”+ (ago % ONE_HOUR / ONE_MINUTE)+ 分钟前”；else if (ago = ONE_DAY * 2)return 昨天 + calendar .get (Calendar .HOUR_OF_DAY) + ”点+ calendar, get (Calendar. MINUTE) + “分”；else if (ago = ONE_DAY * 3)return 前天 + calendar .get (Calendar .HOUR_OF_DAY) + ”点+ calendar.get(Calendar.MINUTE)

9、+ “分else if (ago = ONE_MONTH) long day = ago / ONE_DAY;return day + 天前+ calendar, get (Calendar.HOUR_OF_DAY) +“占“八、+ calendar, get (Calendar. MINUTE) + 分”； else if (ago = ONE_YEAR) long month = ago / ONE_MONTH;long day = ago % ONE_MONTH / ONE_DAY;return month + “个月” + day + ”天前”+ calendar, get (Cale

10、ndar. HOUR_OF_DAY) + ”点,+ calendar .get (Calendar .MINUTE) + 分”； else long year = ago / ONE_YEAR;int month = calendar, get (Calendar.MONTH) + 1;JANUARYwhich is 0 so month+1return year + “年前 + month + “月” +calendar, get (Calendar.DATE)+ “ 日”；* 距离截止日期还有多长时间* param date* return* /public static String f

11、romDeadline (Date date) long deadline = date.getTime() /1000 ;long now = ( new Date().getTime() / 1000 ;long remain = deadline - now;if (remain = ONE_HOUR)return 只剩下+ remain / ONE_MINUTE +“分钟”；else if (remain = ONE_DAY)return 只剩下+ remain / ONE_HOUR + “小时”+ (remain % ONE_HOUR / ONE_MINUTE) + “分钟”； el

12、se long day = remain / ONE_DAY;long hour = remain % ONE_DAY / ONE_HOUR;long minute = remain % ONE_DAY % ONE_HOUR / ONE_MINUTE; return 只乘卜 + day + 天+ hour + ”小时” + minute +分钟)/* 距离今天的绝对时间* param date* return* /public static String toToday (Date date) long time = date.getTime() /1000 ;long now = ( new

13、 Date().getTime() / 1000 ;long ago = now - time;if (ago = ONE_HOUR)return ago / ONE_MINUTE + 分钟”；else if (ago = ONE_DAY)return ago / ONE_HOUR + ”小时” + (ago % ONE_HOUR / ONE_MINUTE) + “分钟”；else if (ago = ONE_DAY * 2)return 昨天” + (ago - ONE_DAY) / ONE_HOUR + 点” + (ago -ONE_DAY)% ONE_HOUR / ONE_MINUTE

14、+ ”分、else if (ago = ONE_DAY * 3) long hour = ago - ONE_DAY *2;return ”前天” + hour / ONE_HOUR + “点” + hour % ONE_HOUR / ONE_MINUTE+ 分二 else if (ago = ONE_MONTH) long day = ago / ONE_DAY;long hour = ago % ONE_DAY / ONE_HOUR;long minute = ago % ONE_DAY % ONE_HOUR / ONE_M工NUTE;return day + “天前 + hour + “

15、点 + minute + “分”； else if (ago = ONE_YEAR) long month = ago / ONE_MONTH;long day = ago % ONE_MONTH / ONE_DAY;long hour = ago % ONE_MONTH % ONE_DAY / ONE_HOUR;long minute = ago % ONE_MONTH % ONE_DAY % ONE_HOUR / ONE_MINUTE；return month + “个月 + day + “天 + hour + “点 + minute + “分前”； else long year = ag

16、o / ONE_YEAR;long month = ago % ONE_YEAR / ONE_MONTH;long day = ago % ONE_YEAR % ONE_MONTH / ONE_DAY;return year + “年前 + month + 月 + day + “天”； )public static String getYear () return calendar, get (Calendar.YEAR) + )public static String getMonth () int month = calendar, get (Calendar.MONTH) + 1;return month + public static String getDay () return calendar, get (Calendar.DATE) + public static String get24Hour ()