时间格式化的工具类
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package cn.bizfocus.tools.base;import java.sql.Time;import java.sql.Timestamp;import java.text.DateFormat;import java.text.ParseException;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;/** * 日期工具类。 * * @author Origin * */public class DateUtil { public static final String EMPTY = ""; public static final String SPACE = " "; public static final String TIME_STR_170000 = "17:00:00"; public static final String TIME_STR_235959 = "23:59:59"; public static final String TIME_STR_000000 = "00:00:00"; public static final String DATE_PATTERN = "yyyy-MM-dd"; public static final String DATE_NUMBER_PATTERN = "yyyyMMdd"; public static final String DATE_TIME = "HHmmss"; public static final String TIME_PATTERN = "yyyy-MM-dd HH:mm:ss"; public static final String TIME_PATTERN2 = "yyyyMMddHHmmss"; public static final String TIME_PATTERN3 = "yyyy-MM-dd HHmmss"; public static final String TIME_PATTERN4 = "HH:mm:ss"; public static final String DATE_PATTERN1 = "yyyyMMddHHmm"; public static final String DATE_PATTERN2 = "yyyyMMdd"; private static int count = 0; /** * 由日期返回yyyy-MM-dd格式的字符串 * @param date * @return */ public static String dateToString(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_PATTERN); return simpleDateFormat.format(date); } /** * 由日期返回yyyy-MM-dd格式的字符串 * @return */ public static String currentDateToString() { Date date = new Date(); if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_PATTERN1); return simpleDateFormat.format(date); } public static String dateToString(Date date, String format) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format); return simpleDateFormat.format(date); } public static String dateToString8(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_NUMBER_PATTERN); return simpleDateFormat.format(date); } /** * 由日期返回HHmmss格式的字符串 * * @param date * @return */ public static String dateToTime(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_TIME); return simpleDateFormat.format(date); } /** * 由日期返回yyyyMMdd格式的字符串 * * @param date * @return */ public static String dateToNumber(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_NUMBER_PATTERN); return simpleDateFormat.format(date); } /** * 由日期返?? dd 格式的字符串 * * @param date * @return */ public static String getDay(Date date) { if (date == null) return null; return dateToNumber(date).substring(6, 8); } /** * 由日期返?? mm 格式的字符串 * * @param date * @return */ public static String getMonth(Date date) { if (date == null) return null; return dateToNumber(date).substring(4, 6); } /** * 由日期返?? yyyy 格式的字符串 * * @param date * @return */ public static String getYear(Date date) { if (date == null) return null; return dateToNumber(date).substring(0, 4); } /** * 由日期返回yyyy-MM-dd HH:mm:ss格式的字符串 * * @param time * @return */ public static String timeToString(Date time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(TIME_PATTERN); return simpleDateFormat.format(time); } /** * 由日期返回yyyyMMddHHmmss格式的字符串 * * @param time * @return */ public static String timeToNumber(Date time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmss"); return simpleDateFormat.format(time); } /** * 将date去除时间 * @param date * @return */ public static Date getDate(Date date) { if (date == null) return null; return stringToDate(dateToString(date)); } /** * 由日期返回yyyy-MM-dd-HH.mm.ss.SSSSSS格式的字符串 * * @param date Date格式日期 * @return String yyyy-MM-dd-HH.mm.ss.SSSSSS格式 的字符串 */ public static String getTimeStampFormat(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat( "yyyy-MM-dd-HH.mm.ss.SSSSSS"); return simpleDateFormat.format(date); } /** * 由yyyy-MM-dd HH:mm:ss格式的字符串返回日期时间 * * @param string 时间 * @return */ public static Date stringToTime(String string) { if (string == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(TIME_PATTERN); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * 由yyyy-MM-dd格式的字符串返回日期 * * @param string date字符?? * @return */ public static Date stringToDate(String string) { if (string == null) return null; if (string.trim().length() == 0) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_PATTERN); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * 由yyyy-MM-dd HHmmss格式的字符串返回日期 * * @param string * @return */ public static Date stringToDate2(String string) { if (string == null) return null; if (string.trim().length() == 0) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(TIME_PATTERN3); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * 由yyyyMMddHHmmss格式的字符串返回日期 * */ public static Date stringToDate3(String string) { if (string == null) return null; if (string.trim().length() == 0) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(TIME_PATTERN2); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * 由yyyyMMddHHmmss格式的字符串转化为yyyy-MM-dd HH:mm:ss格式的字符串 * * @param string * @return */ public static String stringToDateString(String string) { if (string == null) return null; String time = ""; for (int i = 0; i < 14; i++) { time += string.substring(i, i + 1); if (i == 3 || i == 5) { time += "-"; } else if (i == 7) { time += " "; } else if (i == 9 || i == 11) { time += ":"; } } return time; } /** * 由yyyyMMdd格式的字符串返回日期 * * @param string * @return */ public static Date numberToDate(String string) { if (string == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_NUMBER_PATTERN); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * ??"yyyy-mm-dd"格式的日期字符串转换??"yyyymmdd"的格?? * * @param date * 日期 * @return "yyyymmdd"的日期字符串 */ public static String dateStringToNumber(String date) { return date.replaceAll("-", ""); } /** * ??"yyyymmdd"格式的日期字符串转换??"yyyy-mm-dd"的格?? * * @param date 日期 * @return "yyyy-mm-dd"的日期字符串 */ public static String numberToDateString(String date) { if (date == null || date.trim().length() != 8||"00000000".equalsIgnoreCase(date)) return ""; else return date.substring(0, 4) + "-" + date.substring(4, 6) + "-" + date.substring(6, 8); } /** * ??"yyyymmddhhmmss"格式的日期字符串转换??"yyyy-mm-dd hh:mm:ss"的格?? * @param time 日期时间字符?? * @return "yyyy-mm-dd hh:mm:ss"的日期字符串 */ public static String numberToTimeString(String time) { if (time == null || time.trim().length() != 14) return ""; else return time.substring(0, 4) + "-" + time.substring(4, 6) + "-" + time.substring(6, 8) + " " + time.substring(8, 10) + ":" + time.substring(10, 12) + ":" + time.substring(12, 14); } /** * ??"hhmmss"格式的日期字符串转换??"hh:mm:ss"的格?? Added by cx 08-09-28 * * @param time * 时间 * @return "hh:mm:ss"的日期字符串 */ public static String numberToTimeString2(String time) { if (time == null || time.trim().length() != 6) return ""; else return time.substring(0, 2) + ":" + time.substring(2, 4) + ":" + time.substring(4, 6); } /** * 由HHmmss格式的字符串返回日期 Added by cx 08-09-28 * * @param string 时间字符?? * @return */ public static Date numberToTime(String string) { if (string == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(TIME_PATTERN4); try { return simpleDateFormat.parse(string); } catch (ParseException e) { e.printStackTrace(); } return null; } /** * ??"yyyy-mm-dd"格式的日期字符串转换??"yyyymm"的格?? * * @param date * Added by llb 08-10-21 日期 * @return "yyyymmdd"的日期字符串 */ public static String dateStringToNumber6(String date) { return date.replaceAll("-", "").substring(0, 6); } /** * 返回两日期相隔天?? * * @param bgdate * @param enddate * @return */ public static long DaysBetween(Date bgdate, Date enddate) { long beginTime = bgdate.getTime(); long endTime = enddate.getTime(); long days = (long) ((endTime - beginTime) / (1000 * 60 * 60 * 24) + 0.5); return days; } /** * 返回两日期相隔天?? * * @param bgdate * @param enddate * @return */ public static long DaysBetween(java.sql.Date bgdate, java.sql.Date enddate) { long beginTime = bgdate.getTime(); long endTime = enddate.getTime(); long days = (long) ((endTime - beginTime) / (1000 * 60 * 60 * 24) + 0.5); return days; } public static Date addDate(Date date, int x) { // SimpleDateFormat format = new SimpleDateFormat(DATE_PATTERN); if (date == null) return null; Calendar cal = Calendar.getInstance(); cal.setTime(date); cal.add(Calendar.DAY_OF_MONTH, x); date = cal.getTime(); // System.out.println("3 days after(or before) is " + // format.format(date)); cal = null; return date; } /** * 当得当天 */ public static java.sql.Date getToday() {// Calendar today = Calendar.getInstance();//// int tmonth = today.get(Calendar.MONTH);// int tyear = today.get(Calendar.YEAR);// int tday = today.get(Calendar.DAY_OF_MONTH);//// Calendar ad = Calendar.getInstance();// ad.set(tyear, tmonth, tday);// return new java.sql.Date(ad.get(Calendar.YEAR) - 1900, ad.get(Calendar.MONTH), ad// .get(Calendar.DAY_OF_MONTH)); return new java.sql.Date(System.currentTimeMillis()); } /** * * @return */ public static java.sql.Date getTomorrow() { Calendar today = Calendar.getInstance(); today.roll(Calendar.DAY_OF_YEAR, 1); int tmonth = today.get(Calendar.MONTH); int tyear = today.get(Calendar.YEAR); int tday = today.get(Calendar.DAY_OF_MONTH); Calendar ad = Calendar.getInstance(); ad.set(tyear, tmonth, tday); return new java.sql.Date(ad.get(Calendar.YEAR) - 1900, ad.get(Calendar.MONTH), ad .get(Calendar.DAY_OF_MONTH)); } /** * * @param theday * @return */ public static java.sql.Date getTomorrow(java.sql.Date theday) { int tyear = theday.getYear(); int tmonth = theday.getMonth(); int tday = theday.getDate();// getDate() means day of month, getDay() // means day of week Calendar ad = Calendar.getInstance(); ad.set(tyear, tmonth, tday); ad.roll(Calendar.DAY_OF_YEAR, 1); return new java.sql.Date(ad.get(Calendar.YEAR), ad.get(Calendar.MONTH), ad .get(Calendar.DAY_OF_MONTH)); } /** * 当得??周前 */ public static java.sql.Date getWeekAgoDay() { Calendar today = Calendar.getInstance(); today.roll(Calendar.DAY_OF_YEAR, -7); int tmonth = today.get(Calendar.MONTH); int tyear = today.get(Calendar.YEAR); int tday = today.get(Calendar.DAY_OF_MONTH); Calendar ad = Calendar.getInstance(); ad.set(tyear, tmonth, tday); return new java.sql.Date(ad.get(Calendar.YEAR) - 1900, ad.get(Calendar.MONTH), ad .get(Calendar.DAY_OF_MONTH)); } /** * 返回前一个月的同???? */ public static java.sql.Date getMonthAgoDay() { Date date = new Date(); Calendar c = Calendar.getInstance(); c.setTime(date); Calendar lastDate = (Calendar) c.clone(); lastDate.add(Calendar.MONTH, -1); Date monthAgoDay = lastDate.getTime(); java.sql.Date sqlDate = new java.sql.Date(monthAgoDay.getTime()); return sqlDate; } /** * 返回??3个月(??)的同???? */ public static java.sql.Date getSeasonAgoDay() { Date date = new Date(); Calendar c = Calendar.getInstance(); c.setTime(date); Calendar lastDate = (Calendar) c.clone(); lastDate.add(Calendar.MONTH, -3); Date monthAgoDay = lastDate.getTime(); java.sql.Date sqlDate = new java.sql.Date(monthAgoDay.getTime()); return sqlDate; } /** * @Author Lucien.li * 返回传入月数前的同一天 * 任务 513 */ public static Date getMonthsAgoDay(int months) { Date date = new Date(); Calendar c = Calendar.getInstance(); c.setTime(date); Calendar lastDate = (Calendar) c.clone(); lastDate.add(Calendar.MONTH, - months); Date monthAgoDay = lastDate.getTime(); return monthAgoDay; } /** * 返回??1年的同一?? */ public static java.sql.Date getYearAgoDay() { Date date = new Date(); Calendar c = Calendar.getInstance(); c.setTime(date); Calendar lastDate = (Calendar) c.clone(); lastDate.add(Calendar.YEAR, -1); Date monthAgoDay = lastDate.getTime(); java.sql.Date sqlDate = new java.sql.Date(monthAgoDay.getTime()); return sqlDate; } /** * 本月度的第一?? */ public static java.sql.Date getToyearFirstDay() { Calendar today = Calendar.getInstance(); return new java.sql.Date(today.get(Calendar.YEAR) - 1900, 0, 1); } public static String getCurrentDateString() { String result = null; SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); Date nowDate = new Date(); result = sdf.format(nowDate); return result; } public static String convertDateToString(Date date) { String result = null; SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); result = sdf.format(date); return result; } public static Date getCurrentDate() { return new Date(); } public static String getCurrentTimeString() { String result = null; SimpleDateFormat sdf = new SimpleDateFormat("HH-mm-ss"); Date nowDate = new Date(); result = sdf.format(nowDate); return result; } public static String getCurrentDateTime() { String result = null; SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Date nowDate = new Date(); result = sdf.format(nowDate); return result; } public static String getTimeStamp() { StringBuffer result = new StringBuffer(); if (count < 100) { count++; } else { count = 1; } SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss"); Date nowDate = new Date(); result.append(sdf.format(nowDate)).append(count); return result.toString(); } public static String dateFormat(String date) { String result = null; SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); Date theDate = null; try { theDate = (Date) sdf.parse(date); String dateFormat = "yyyy-MM-dd hh:mm:ss"; sdf = new SimpleDateFormat(dateFormat); result = sdf.format(theDate); } catch (Exception e) { } return result; } public static String dateFormat(String date, String format) { String result = null; SimpleDateFormat sdf = new SimpleDateFormat(format); Date theDate = null; try { theDate = (Date) sdf.parse(date); sdf = new SimpleDateFormat(format); result = sdf.format(theDate); } catch (Exception e) { } return result; } public static Date convertStrToDate(String str, String format) { SimpleDateFormat sdf = new SimpleDateFormat(format); Date date = new Date(); try { date = sdf.parse(str); } catch (ParseException e) { e.printStackTrace(); } return date; } /** * 根据设定的格式来格式化日期 * * @param date 日期 * @param format 格式字符串 * @return 日期字符串 */ public static String convertDateToStrByFormat(Date date, String format) { SimpleDateFormat sdf = new SimpleDateFormat(format); if (date != null) { return sdf.format(date); } else { return EMPTY; } } public static java.sql.Date convertStrToSqlDate(String str, String format) { if("00000000".equals(str) || BizfocusStringUtils.isEmptyTrim(str)){ return null; } SimpleDateFormat sdf = new SimpleDateFormat(format); Date date = new Date(); try { date = sdf.parse(str); } catch (ParseException e) { e.printStackTrace(); return null; } return new java.sql.Date(date.getTime()); } public static long getCurrentTime() { return (new Date()).getTime(); } /* * 增加1/1000?? */ public static Date addMillisecond(Date dt, int millisecond) { return addSecond(dt, (long) millisecond); } public static Date addMillisecond(Date dt, long millisecond) { dt.setTime(dt.getTime() + millisecond); return dt; } /* * 增加?? */ public static Date addSecond(Date dt, int second) { return addSecond(dt, (long) second); } public static Date addSecond(Date dt, float second) { return addSecond(dt, (long) second); } public static Date addSecond(Date dt, long second) { return addMillisecond(dt, 1000L * second); } public static Date addSecond(Date dt, double second) { Double millisecond = new Double(1000D * second); return addMillisecond(dt, millisecond.longValue()); } /* * 增加分钟 */ public static Date addMinute(Date dt, int minute) { return addMinute(dt, (long) minute); } public static Date addMinute(Date dt, float minute) { return addMinute(dt, (long) minute); } public static Date addMinute(Date dt, long minute) { return addMillisecond(dt, 60000L * minute); } public static Date addMinute(Date dt, double minute) { Double millisecond = new Double(60000D * minute); return addMillisecond(dt, millisecond.longValue()); } /* * 增加小时 */ public static Date addHour(Date dt, int hour) { return addHour(dt, (long) hour); } public static Date addHour(Date dt, float hour) { return addHour(dt, (long) hour); } public static Date addHour(Date dt, long hour) { return addMillisecond(dt, 0x36ee80L * hour); } public static Date addHour(Date dt, double hour) { Double millisecond = new Double(3600000D * hour); return addMillisecond(dt, millisecond.longValue()); } /* * 增加?? */ public static Date addDay(Date dt, int day) { return addDay(dt, (long) day); } public static Date addDay(Date dt, float day) { return addDay(dt, (long) day); } public static Date addDay(Date dt, long day) { return addMillisecond(dt, 0x5265c00L * day); } public static Date addDay(Date dt, double day) { Double millisecond = new Double(86400000D * day); return addMillisecond(dt, millisecond.longValue()); } /* * 增加?? */ public static Date addMonth(Date dt, int month) { Calendar cal = Calendar.getInstance(); cal.setTime(dt); cal.set(2, cal.get(2) + month); return cal.getTime(); } public static Date addMonth(Date dt, float month) { return addMonth(dt, (int) month); } public static Date addMonth(Date dt, long month) { return addMonth(dt, (new Long(month)).intValue()); } public static Date addMonth(Date dt, double month) { double floorMonth = Math.floor(month); double decimalMonth = month - floorMonth; dt = addMonth(dt, (new Double(floorMonth)).intValue()); Calendar cal = Calendar.getInstance(); cal.setTime(dt); cal.set(2, cal.get(2) + 1); Date nextdt = cal.getTime(); long monthMillisecond = nextdt.getTime() - dt.getTime(); double millisecond = (double) monthMillisecond * decimalMonth; return addMillisecond(dt, (long) millisecond); } /* * 增加?? */ public static Date addYear(Date dt, int year) { Calendar cal = Calendar.getInstance(); cal.setTime(dt); cal.set(1, cal.get(1) + year); return cal.getTime(); } public static Date addYear(Date dt, float year) { return addYear(dt, (int) year); } public static Date addYear(Date dt, long year) { return addYear(dt, (new Long(year)).intValue()); } public static Date addYear(Date dt, double year) { double floorYear = Math.floor(year); double decimalYear = year - floorYear; dt = addYear(dt, (new Double(floorYear)).intValue()); Calendar cal = Calendar.getInstance(); cal.setTime(dt); cal.set(1, cal.get(1) + 1); Date nextdt = cal.getTime(); long yearMillisecond = nextdt.getTime() - dt.getTime(); double millisecond = (double) yearMillisecond * decimalYear; return addSecond(dt, (long) millisecond); } /** * 取当前时间月的第??天日?? * * @param date * @return */ public static Date getFirstDateOfMonth(Date date) { Calendar calDate = Calendar.getInstance(); calDate.setTime(date); calDate.set(Calendar.DATE, 1); return calDate.getTime(); } /** * 取当前时间月的第??天日?? * * @param date * @return */ public static java.sql.Date getFirstDateOfMonth2(java.sql.Date date) { Calendar c1 = Calendar.getInstance(); c1.setTime(date); c1.set(Calendar.DATE, 1); return new java.sql.Date(c1.getTimeInMillis()); } public static Date getFirstDateOfYear(Date date) { Calendar calDate = Calendar.getInstance(); calDate.setTime(date); calDate.set(Calendar.DATE, 1); calDate.set(Calendar.MONTH, 1); return calDate.getTime(); } public static Calendar getCalendar(Date date) { Calendar calDate = Calendar.getInstance(); calDate.setTime(date); return calDate; } public static Date getFirstDateOfWeek(Date date) { Date result = null; Calendar calDate = getCalendar(date); int firstDay = calDate.get(Calendar.DAY_OF_WEEK); result = addDay(calDate.getTime(), -firstDay + 1); return result; } public static Date getLastDateOfWeek(Date date) { Date result = null; Calendar calDate = getCalendar(date); int firstDay = calDate.get(Calendar.DAY_OF_WEEK); result = addDay(calDate.getTime(), 7 - firstDay); return result; } /** * 取当前时间月的最后一天日?? * * @param date * @return */ public static Date getLastDateOfMonth(Date date) { Calendar calDate = Calendar.getInstance(); calDate.setTime(date); calDate.set(Calendar.DATE, calDate.getActualMaximum(Calendar.DATE)); return calDate.getTime(); } /** * 取当前时间月的最后一天日?? * * @param date * @return */ public static java.sql.Date getLastDateOfMonth2(java.sql.Date date) { Calendar calDate = Calendar.getInstance(); calDate.setTime(date); calDate.setTime(date); calDate.set(Calendar.DATE, calDate.getActualMaximum(Calendar.DATE)); return new java.sql.Date(calDate.getTimeInMillis()); } /** * 取得??个月的天?? * * @param date strDate * @return */ public static int getDayOfMonth(Date date) { Calendar cal = Calendar.getInstance(); cal.setTime(date); return cal.getActualMaximum(Calendar.DATE); } public static boolean beforeIgnoreDay(Date a, Date b) { boolean result = false; long la = a.getHours() * 60 * 60 + a.getMinutes() * 60 + a.getSeconds(); long lb = b.getHours() * 60 * 60 + b.getMinutes() * 60 + b.getSeconds(); if (la <= lb) { return true; } return result; } /** * 判断某一个时间是否在另一个时间之?? * * @param a * @param b * @return */ public static boolean afterIgnoreDay(Date a, Date b) { boolean result = false; long la = a.getHours() * 60 * 60 + a.getMinutes() * 60 + a.getSeconds(); long lb = b.getHours() * 60 * 60 + b.getMinutes() * 60 + b.getSeconds(); if (la >= lb) { return true; } return result; } public static boolean equalDay(Date a, Date b) { boolean result = false; if (a.getYear() == b.getYear() && a.getMonth() == b.getMonth() && a.getDay() == b.getDay()) { result = true; } return result; } public static int monthsBetween(java.sql.Date from, java.sql.Date end) { try { Calendar c1 = Calendar.getInstance(); Calendar c2 = Calendar.getInstance(); c1.setTime(from); c2.setTime(end); int months = (c2.get(Calendar.YEAR) - c1.get(Calendar.YEAR)) * 12 + (c2.get(Calendar.MONTH) - c1.get(Calendar.MONTH)); return months; } catch (Exception e) { e.printStackTrace(); return -1; } } public static Timestamp getCurrentTimestamp() { return new Timestamp(System.currentTimeMillis()); } public static Timestamp getTimestamp(java.sql.Date date) { return new Timestamp(date.getTime()); } public static Timestamp getTimestamp(Date date) { return new Timestamp(date.getTime()); } public static java.sql.Date getDateFromTimestamp(Timestamp time) { int year = time.getYear(); int month = time.getMonth(); int days = time.getDate(); java.sql.Date targetDate = new java.sql.Date(year, month, days); return targetDate; } public static java.sql.Date getSqlDateForDB2(java.sql.Date date) { int year; int month; int days; year = date.getYear(); month = date.getMonth(); days = date.getDate(); java.sql.Date targetDate = new java.sql.Date(year, month, days); return targetDate; } /** * 由yyyy-MM-dd格式的字符串返回日期 * * @param string date字符?? * @return */ public static java.sql.Date stringToSqlDate(String string) { if (string == null) return null; if (string.trim().length() == 0) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(DATE_PATTERN); try { Date utilDate = simpleDateFormat.parse(string); if(utilDate!=null){ return new java.sql.Date(utilDate.getTime()); } } catch (ParseException e) { e.printStackTrace(); } return null; } public static String getDateTimeString(Timestamp dateTime) { if(dateTime == null){ return null; } String result = null; SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); result = sdf.format(dateTime); return result; } //取两个日期的较大?? public static Date maxDate(Date d1,Date d2){ Date d_max; if(d1.compareTo(d2)>=0){ d_max = d1; }else{ d_max = d2; } return d_max; } //取两个日期的较小?? public static Date minDate(Date d1,Date d2){ Date d_min; if(d1.compareTo(d2)<=0){ d_min = d1; }else{ d_min = d2; } return d_min; } //两个时间点中间存在时间段 public static boolean existDateSection(Date d_max,Date d_min){ boolean flag = true; if(d_max.compareTo(d_min)<=0){ flag = true; }else { flag = false; } return flag; } /** * Time转换为String * @param time */ public static String TimeToString(Time time){ if(null == time){ return null; } return time.toString().replace(":", ""); } /** * String(HHmmss)转换为Time * @param time */ public static Time StringToTime(String time){ if(null == time || "".equals(time.trim()) || "000000".equalsIgnoreCase(time.trim()) ){ return null; } try { int houre = Integer.valueOf(time.trim().substring(0, 2)); int miniter = Integer.valueOf( time.trim().substring(2, 4)); int second = Integer.valueOf( time.trim().substring(4, 6)); return new Time(houre,miniter,second); } catch (NumberFormatException e) { e.printStackTrace(); return null; } } /** * Date()+time返回date * @param date,time */ public static Date DateAddTime(Date date, Time time){ return new Date(date.getTime()+time.getTime()); } /** * 根据日期、周几、以及时间来获取格式化后的日期 * * @param date 日期 weekOfYear根据日期来设定 * @param dayOfWeek 一周中的周几 例如：周四 则用Calendar.THURSDAY * @param time 截止的时间 * @return */ public static Date getDateByDateAndDayOfWeekAndTime(Date date, int dayOfWeek ,String time){ Date tempDate = new Date(); Calendar cal = Calendar.getInstance(); cal.setTime(date); cal.setFirstDayOfWeek(Calendar.MONDAY);//将每周第一天设为星期一 cal.set(Calendar.DAY_OF_WEEK, dayOfWeek); tempDate = cal.getTime(); if (BizfocusStringUtils.isEmpty(time)) { tempDate = convertStrToDate(dateToString(tempDate, TIME_PATTERN), TIME_PATTERN); } else { tempDate =convertStrToDate(dateToString(tempDate, TIME_PATTERN) + SPACE + time, TIME_PATTERN); } return tempDate; } public static String addBar(String dateNoBar){ String dateHasBar = ""; if(BizfocusStringUtils.isNotEmptyTrim(dateNoBar)){ dateNoBar = dateNoBar.trim(); if(dateNoBar.length()==8&&(!"00000000".equalsIgnoreCase(dateNoBar))){ dateHasBar = dateNoBar.substring(0, 4)+"-"+dateNoBar.substring(4, 6)+"-"+dateNoBar.substring(6, 8); }else{ dateHasBar = dateNoBar; } } return dateHasBar; } public static String subtractBar(String dateHasBar){ String dateNoBar = ""; if(BizfocusStringUtils.isNotEmptyTrim(dateHasBar)){ dateHasBar = dateHasBar.trim(); if(dateHasBar.length()==10){ dateNoBar = dateHasBar.substring(0, 4)+dateNoBar.substring(5, 7)+dateNoBar.substring(8, 10); }else{ dateNoBar = dateHasBar; } } return dateNoBar; } /** * 获取正常?? * * @param inputDate 输入的日?? * @return */ public static String getWeekStrByDay(Date inputDate) { if (inputDate == null) { return ""; } SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd"); Calendar date=Calendar.getInstance(); date.setTime(inputDate); date.setFirstDayOfWeek(Calendar.MONDAY);//将每M第一天设为星期一，默认是星期?? String year = ""+date.get(Calendar.YEAR); String week = ""+date.get(Calendar.WEEK_OF_YEAR); week = BizfocusStringUtils.leftApped(week, "0", 2); return year + week; } /** * 获取下单周次日期，周次规??: * 当前周周四至下周?? * @param weeks * @return Date[] index 0 是订单周次的??始日期，index 1是订单周次的结束日期 */ public static Date[] queryDayForCWeekOfSearch(String weeks){ SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd"); Calendar cal = Calendar.getInstance(); Date prevThursday = null; cal.setFirstDayOfWeek(Calendar.MONDAY);//将每周第??天设为星期一，默认是星期?? int weekOfyear = 0; int years = 0; if(weeks != null && !"".equals(weeks) && !"000000".equals(weeks)){ String yearStr = weeks.substring(0, 4); weeks = weeks.substring(4, 6); years = Integer.valueOf(yearStr); weekOfyear = Integer.valueOf(weeks); } if(years != 0 && weekOfyear != 0){ cal.set(Calendar.YEAR, years); cal.set(Calendar.WEEK_OF_YEAR, weekOfyear); int dayForWeek = 0; if(cal.get(Calendar.DAY_OF_WEEK) == 1){ dayForWeek = 7; }else{ dayForWeek = cal.get(Calendar.DAY_OF_WEEK) - 1; } cal.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY); Date time = new Date(cal.getTime().getTime()); String currentWeekThursdayStr = format.format(cal.getTime()); // 获取下周周四 String nextWeekThursdayStr = getWeekThursday(1, time); Date currentWeekThursday = numberToDate(currentWeekThursdayStr); prevThursday = addDate(numberToDate(currentWeekThursdayStr), -7); // 下周周四减去???? Date nextWeekWednesday = addDate(numberToDate(nextWeekThursdayStr), -1); Date[] dateArray = {prevThursday, nextWeekWednesday}; return dateArray; } else { return null; } } /** * 根据当前日期获取当前日期所在周次的始末日期 * @param time * @return */ public static Date[] getDateTFByDate(Date time) { Calendar cal = Calendar.getInstance(); try { cal.setTime(time); }catch(Exception e) { e.printStackTrace(); } int d = 0; if(cal.get(Calendar.DAY_OF_WEEK) > 4){ cal.add(Calendar.DAY_OF_WEEK, 7); } d = 2 - cal.get(Calendar.DAY_OF_WEEK); cal.add(Calendar.DAY_OF_WEEK, d); cal.add(Calendar.DAY_OF_WEEK, -4); // 所在周开始日期 Date begin=cal.getTime(); cal.add(Calendar.DAY_OF_WEEK, 6); // 所在周结束日期 Date end=cal.getTime(); Date[] dates1={begin,end}; return dates1; } /** * 以周四到下周三为准 的下周起始日期和结束 * @param date 日期 * @param type start为开始日期,end为结束日期 * @return 当期日期的周四或者下周三的日期 字符串 */ public static String getStartOrEndDate(Date date,String type){ Calendar calendar = Calendar.getInstance(); calendar.setTime(date); DateFormat df = new SimpleDateFormat("yyyyMMdd"); int dayofweek = calendar.get(Calendar.DAY_OF_WEEK); if(dayofweek==1){ dayofweek = 8; } int end; int start; if(dayofweek<5){ end = 4-dayofweek+calendar.get(Calendar.DAY_OF_MONTH); start = end-6; calendar.set(Calendar.DAY_OF_MONTH,end); if("start".equals(type)){ calendar.add(Calendar.DAY_OF_MONTH,-6); System.out.println(df.format(calendar.getTime())); }else{ System.out.println(df.format(calendar.getTime())); } return df.format(calendar.getTime()); }else{ start = calendar.get(Calendar.DAY_OF_MONTH)-(dayofweek-5); end = start+6; calendar.set(Calendar.DAY_OF_MONTH,start); if("start".equals(type)){ System.out.println(df.format(calendar.getTime())); }else{ calendar.add(Calendar.DAY_OF_MONTH,6); System.out.println(df.format(calendar.getTime())); } return df.format(calendar.getTime()); } } /** * 获取上一周或下一周的周四-yyyy-MM-dd * @param x * @return */ public static String getWeekThursday(int x,Date erdatDate){ SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd"); Calendar date=Calendar.getInstance(); date.setTime(erdatDate); date.setFirstDayOfWeek(Calendar.MONDAY);//将每周第一天设为星期一，默认是星期天 date.add(Calendar.WEEK_OF_MONTH, x);//周数减一，即上周 date.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY);//日子设为星期四 return format.format(date.getTime()); } /** * 通过黄金周周次获取周次对应的两个周四日期 * add 2015年8月20日14:47:54 * @param gdWeek,type * @return */ public static String getGoldenWeekStartOrEndDate(String gdWeek,String type) { SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd"); Calendar cal = Calendar.getInstance(); cal.setFirstDayOfWeek(Calendar.MONDAY);//将每周第一天设为星期一，默认是星期天 int weekOfyear = 0; int years = 0; if (gdWeek != null && !"".equals(gdWeek) && !"000000".equals(gdWeek) && !"null".equals(gdWeek)) { String yearStr = gdWeek.substring(0, 4); gdWeek = gdWeek.substring(4, 6); years = Integer.valueOf(yearStr); weekOfyear = Integer.valueOf(gdWeek); } if (years != 0 && weekOfyear != 0) { cal.set(Calendar.YEAR, years); cal.set(Calendar.WEEK_OF_YEAR, weekOfyear); int dayForWeek = 0; if (cal.get(Calendar.DAY_OF_WEEK) == 1) { dayForWeek = 7; } else { dayForWeek = cal.get(Calendar.DAY_OF_WEEK) - 1; } cal.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY); System.err.println("dayForWeek：" + dayForWeek); int weekOfYear = cal.get(Calendar.WEEK_OF_YEAR); System.err.println("weekOfYear:" + weekOfYear); Date time = new Date(cal.getTime().getTime()); if ("start".equals(type)) { String currentWeekThursday = format.format(cal.getTime()); return currentWeekThursday; } else { String nextWeekThursday = getWeekThursday(1, time); Date addDate = addDate(numberToDate(nextWeekThursday), -1); return format.format(addDate); } } return ""; } /** * 日期转换星期 */ public static String dateWeek(String orderDate){ Calendar c = Calendar.getInstance(); Date date = null; String week = "星期"; SimpleDateFormat sdf = null; if(orderDate.indexOf("/") != -1){ sdf = new SimpleDateFormat( "yyyy/MM/dd" ); }else if(orderDate.indexOf("-") != -1){ sdf = new SimpleDateFormat( "yyyy-MM-dd" ); }else { sdf = new SimpleDateFormat( "yyyyMMdd" ); } try { date = sdf.parse(orderDate); } catch (ParseException e) { e.printStackTrace(); } c.setTime(date); switch (c.get(Calendar.DAY_OF_WEEK)-1){ case 1: week = week+"一"; break; case 2: week = week+"二"; break; case 3: week = week+"三"; break; case 4: week = week+"四"; break; case 5: week = week+"五"; break; case 6: week = week+"六"; break; case 7: week = week+"日"; break; } return week; } public static Date formatDate(String date_Str , String formatType){ SimpleDateFormat sdf = new SimpleDateFormat(formatType); Date date; try { date = sdf.parse(date_Str); } catch (ParseException e) { e.printStackTrace(); return null; } return date; } /** * 字符串转换成日期 * @param date_Str * @return */ public static Date formatDate(String date_Str) { return formatDate( date_Str ,"yyyy-MM-dd"); } public static Date formatTime(String date_Str , String formatType){ SimpleDateFormat sdf = new SimpleDateFormat(formatType); Date date; try { date = sdf.parse(date_Str); } catch (ParseException e) { e.printStackTrace(); return null; } return date; } /** * 字符串转换成时间 * @param date_Str * @return */ public static Date formatTime(String date_Str) { return formatTime(date_Str, "HH:mm:ss"); } /** * 日期转换为字符串 */ public static String getTimestamp(Date date, String formatType){ SimpleDateFormat format = new SimpleDateFormat(formatType); return format.format(date); } /** * 日期转换为字符串 天 */ public static String getDate(Date date, String formatType){ SimpleDateFormat format = new SimpleDateFormat(formatType); return format.format(date); } /** * 日期转换为字符串时间 */ public static String getTime(Date date, String formatType){ SimpleDateFormat format = new SimpleDateFormat(formatType); return format.format(date); } public static String getTime(Date date){ return getTime(date, "HH:mm:ss"); } public static String getTimestampFixedFormat(Date date){ return getTimestamp(date, "yyyy-MM-dd HH:mm:ss"); } public static String getDateFixedFormat(Date date){ return getDate(date, "yyyy-MM-dd"); } /** * @Author lucien.li * @DATE: 2017/4/5 * 调用：用于判断字符串是否为日期 */ public static boolean stringIsDate(String str){ boolean flag = true; if(BizfocusStringUtils.isEmpty(str)){ flag = false; }else { try { SimpleDateFormat format=new SimpleDateFormat("yyyyMMdd"); format.setLenient(false);//严格执行日期校验 Date date = format.parse(str); flag = true; } catch (ParseException e) { flag = false; } } return flag; } /** * 将yyyyMMdd字符串转为yyyy-MM-dd * @param date * @return */ public static String convertDateStr(String date){ DateFormat format1 =new SimpleDateFormat(DATE_NUMBER_PATTERN); DateFormat format2 =new SimpleDateFormat(DATE_PATTERN); try { return format2.format(format1.parse(date)); } catch (ParseException e) { e.printStackTrace(); } return ""; }}
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