Java tutorial
/* * ================================================================== * The Huateng Software License * * Copyright (c) 2004-2005 Huateng Software System. All rights * reserved. * ================================================================== */ package com.huateng.ebank.framework.util; import java.math.BigDecimal; import java.sql.Time; import java.sql.Timestamp; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Date; import java.util.HashSet; import java.util.Iterator; import java.util.List; import java.util.Set; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import resource.bean.pub.Globalinfo; import resource.dao.pub.GlobalinfoDAO; import com.huateng.ebank.business.common.BaseDAOUtils; import com.huateng.ebank.business.common.ErrorCode; import com.huateng.ebank.business.common.SystemConstant; import com.huateng.ebank.framework.exceptions.CommonException; /** * @author valley * @date Nov 29, 2004 * @description */ public class DateUtil { public static Date defaultDate = null; public static Date date19700101 = null; private static Log log = LogFactory.getLog(DateUtil.class); static { try { defaultDate = DataFormat.numberToDate("19000101"); date19700101 = DataFormat.numberToDate("19700101"); } catch (Exception e) { e.printStackTrace(); } } private static SimpleDateFormat formatter; public DateUtil() { super(); } /** * ?? * * @return */ public static java.sql.Date getCurrentDate() { return new java.sql.Date(System.currentTimeMillis()); } /** * ?? * * @return */ public static Time getCurrentTime() { return new Time(System.currentTimeMillis()); } /** * ? * * @param today * @return */ public static Date getLastDateL(Date today) { Calendar cal = Calendar.getInstance(); cal.setTime(today); cal.set(Calendar.DATE, 1);// ?1? cal.add(Calendar.DATE, -1);// ?? return cal.getTime(); } /** * ? * */ public static List getEndWeekDate(Date startDate, Date endDate, SimpleDateFormat sdf) { Calendar cal = Calendar.getInstance(); int days = getDaysBetween(startDate, endDate); List list = new ArrayList<String>(); for (int i = 1; i < days; i++) { startDate = getNextDay(startDate); cal.setTime(startDate); // ????? int dayWeek = cal.get(Calendar.DAY_OF_WEEK);// ? if (1 == dayWeek) { cal.add(Calendar.DAY_OF_MONTH, -1); } cal.setFirstDayOfWeek(Calendar.MONDAY);// int day = cal.get(Calendar.DAY_OF_WEEK);// ? cal.add(Calendar.DATE, cal.getFirstDayOfWeek() - day);// ??? String imptimeBegin = sdf.format(cal.getTime()); cal.add(Calendar.DATE, 6); String imptimeEnd = sdf.format(cal.getTime()); list.add(imptimeEnd); } // ?? Set set = new HashSet(); List newList = new ArrayList(); for (Iterator iter = list.iterator(); iter.hasNext();) { Object element = iter.next(); if (set.add(element)) newList.add(element); } list.clear(); list.addAll(newList); return newList; } /** * ?? * */ public static List getEndMonthDate(Date startDate, Date endDate, SimpleDateFormat sdf) { Calendar cal = Calendar.getInstance(); int months = getMonthsBetween(startDate, endDate); List list = new ArrayList<String>(); for (int i = 0; i < months; i++) { startDate = getLastDate(startDate); cal.setTime(startDate); String imptimeEnd = sdf.format(startDate); list.add(imptimeEnd); startDate = getNextDay(startDate); } /*// ?? Set set = new HashSet(); List newList = new ArrayList(); for (Iterator iter = list.iterator(); iter.hasNext();) { Object element = iter.next(); if (set.add(element)) newList.add(element); } list.clear(); list.addAll(newList);*/ return list; } /** * ?? * * @return */ public static Timestamp getTimestamp() { return new Timestamp(System.currentTimeMillis()); } public static String getWorkDate() { GlobalinfoDAO dao = BaseDAOUtils.getGlobalinfoDAO(); Globalinfo gi = dao.findById(SystemConstant.TABLE_GLOBAL_INFO_ID); String wd = dateToNumber(gi.getTbsdy()); return wd; } //??,?1? public static List getSomeDays(Date endDate, SimpleDateFormat sdf) { Date startDate = getFirstDate(endDate); Calendar cal = Calendar.getInstance(); int days = getDaysBetween(startDate, endDate); List list = new ArrayList<String>(); for (int i = 0; i <= days; i++) { cal.setTime(startDate); String imptimeEnd = sdf.format(startDate); startDate = getNextDay(startDate); list.add(imptimeEnd); } return list; } /** * ? * * @return */ public static Date getTbsDay() throws CommonException { // SimpleDateFormat sdp =new SimpleDateFormat("yyyyMMdd"); GlobalinfoDAO dao = BaseDAOUtils.getGlobalinfoDAO(); Globalinfo gi = dao.findById(SystemConstant.TABLE_GLOBAL_INFO_ID); // try { return gi.getTbsdy(); // } catch (ParseException e) { // // TODO Auto-generated catch block // ExceptionUtil.throwCommonException(e.getMessage()); // } // return null; } /** * * * @param ? * @return */ public static Date getNextDay(Date nowDate) { Calendar cal = Calendar.getInstance(); cal.setTime(nowDate); cal.add(Calendar.DATE, 1); return cal.getTime(); } /** * * * @return */ public static Date getBhDate() throws CommonException { GlobalinfoDAO dao = BaseDAOUtils.getGlobalinfoDAO(); Globalinfo gi = dao.findById(SystemConstant.TABLE_GLOBAL_INFO_ID); return gi.getBhdate(); } /** * yyyy-MM-dd? * * @param date * @return */ public static String dateToString(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.DATE_PATTERN); return simpleDateFormat.format(date); } /** * yyyyMMdd? * @param date * @return */ public static String dateToNumber(Date date) { if (date == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.DATE_PATTERN_2); return simpleDateFormat.format(date); } /** * yyyy-MM-dd hh : mm : ss ? * * @param date * @return */ public static String Time14ToString(java.sql.Timestamp time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.TIME14_PATTERN); return simpleDateFormat.format(time); } /* add by haizhou.li 2010-11-19 begin */ /** * yyyy-MM-dd hh : mm : ss ? * * @param date * @return * @author haizhou.li */ public static String Time14ToString2(java.util.Date time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.TIME14_PATTERN); return simpleDateFormat.format(time); } /* add by haizhou.li 2010-11-19 begin */ /* add by haizhou.li 2010-11-19 begin */ /** * yyyy-MM-dd hh : mm : ss ? * * @param date * @return * @author haizhou.li */ public static String Time14ToString2(java.sql.Timestamp time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.TIME14_PATTERN2); return simpleDateFormat.format(time); } /* add by haizhou.li 2010-11-19 begin */ /** * hh : mm : ss ? * * @param date * @return */ public static String Time6ToString(java.sql.Timestamp time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.TIME6_PATTERN); return simpleDateFormat.format(time); } /** * yyyy-MM-dd? * * @param date * @return */ public static Date stringToDate(String string) throws CommonException { if (string == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.DATE_PATTERN); try { return simpleDateFormat.parse(string); } catch (ParseException e) { ExceptionUtil.throwCommonException(ErrorCode.ERROR_CODE_DATE_FORMAT_ERR); } return null; } /** * yyyymmdd? * * @param date * @return */ public static Date stringToDate2(String string) throws CommonException { if (DataFormat.isEmpty(string)) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(SystemConstant.DATE_PATTERN_2); try { return simpleDateFormat.parse(string); } catch (ParseException e) { ExceptionUtil.throwCommonException(ErrorCode.ERROR_CODE_DATE_FORMAT_ERR); } return null; } /** * * * @param startDate * @param endDate * @return */ public static int getDaysBetween(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int days = calendarEndDate.get(Calendar.DAY_OF_YEAR) - calendarStartDate.get(Calendar.DAY_OF_YEAR); int y2 = calendarEndDate.get(Calendar.YEAR); while (calendarStartDate.get(Calendar.YEAR) < y2) { days += calendarStartDate.getActualMaximum(Calendar.DAY_OF_YEAR); calendarStartDate.add(Calendar.YEAR, 1); } return days; } /** * 30? * @param * @return */ public static int getDaysBetween30(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int months = calendarEndDate.get(Calendar.MONTH) - calendarStartDate.get(Calendar.MONTH) + (calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR)) * 12; Date newEndDate = getEndDateByMonths(startDate, months); if (newEndDate.compareTo(endDate) <= 0 || isSameDate(newEndDate, endDate) == true) months += 1; int days = (months - 1) * 30; Date newStartDate = getEndDateByMonths(startDate, months - 1); days += getDaysBetween(newStartDate, endDate); return days; } /** * (??) * @param startDate * @param endDate * @return */ public static int getYearsBetween(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); return calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR); } /** * (?) * * @param startDate * @param endDate * @return */ public static int getMonthsBetween(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int months = calendarEndDate.get(Calendar.MONTH) - calendarStartDate.get(Calendar.MONTH) + (calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR)) * 12; if (getEndDateByMonths(startDate, months).compareTo(endDate) < 0) months += 1; return months; } /** * (?) * * @param startDate * @param endDate * @return */ public static int getActualMonths(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int months = calendarEndDate.get(Calendar.MONTH) - calendarStartDate.get(Calendar.MONTH) + (calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR)) * 12; return months; } /** * (??1) */ public static int getActualMonths2(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int months = calendarEndDate.get(Calendar.MONTH) - calendarStartDate.get(Calendar.MONTH) + (calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR)) * 12; if (getEndDateByMonths(startDate, months).after(endDate)) months = months - 1; return months; } /** * ? * * @param startDate * @param days * @return */ public static Date getEndDateByDays(Date startDate, int days) { Calendar calendarStartDate = Calendar.getInstance(); calendarStartDate.setTime(startDate); calendarStartDate.add(Calendar.DAY_OF_YEAR, days); return calendarStartDate.getTime(); } /** * ? * * @param startDate * @param months * @return */ public static Date getEndDateByMonths(Date startDate, int months) { Calendar calendarStartDate = Calendar.getInstance(); calendarStartDate.setTime(startDate); calendarStartDate.add(Calendar.MONTH, months); return calendarStartDate.getTime(); } /** * ?? * @param startDate * @param term YYMMDD?? * @return */ public static Date getEndDateByTerm(Date startDate, String term) { int years = Integer.parseInt(term.substring(0, 2)); int months = Integer.parseInt(term.substring(2, 4)); int days = Integer.parseInt(term.substring(4, 6)); return getEndDateByDays(getEndDateByMonths(startDate, years * 12 + months), days); } /** * ?? * @param startDate * @param endDate * @return YYMMDD?? */ public static String getTermBetween(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } int months = calendarEndDate.get(Calendar.MONTH) - calendarStartDate.get(Calendar.MONTH) + (calendarEndDate.get(Calendar.YEAR) - calendarStartDate.get(Calendar.YEAR)) * 12; int days = 0; Date tempEndDate = getEndDateByMonths(startDate, months); if (tempEndDate.compareTo(endDate) < 0) { days = getDaysBetween(tempEndDate, endDate); } else if (tempEndDate.compareTo(endDate) > 0) { months -= 1; tempEndDate = getEndDateByMonths(startDate, months); days = getDaysBetween(tempEndDate, endDate); } int years = months / 12; months = months % 12; return DataFormat.termToString(years, months, days); } /** * ?? * @param startDate * @param years * @param months * @param days * @return */ public static Date getEndDateByTerm(Date startDate, int years, int months, int days) { return getEndDateByDays(getEndDateByMonths(startDate, years * 12 + months), days); } /** * ? * * @param endDate * @param days * @return */ public static Date getStartDateByDays(Date endDate, int days) { Calendar calendarEndDate = Calendar.getInstance(); calendarEndDate.setTime(endDate); calendarEndDate.add(Calendar.DAY_OF_YEAR, 0 - days); return calendarEndDate.getTime(); } /** * ? * * @param endDate * @param months * @return */ public static Date getStartDateByMonths(Date endDate, int months) { Calendar calendarEndDate = Calendar.getInstance(); calendarEndDate.setTime(endDate); calendarEndDate.add(Calendar.MONTH, 0 - months); return calendarEndDate.getTime(); } public static Date getStartDateByYears(Date endDate, int years) { Calendar calendarEndDate = Calendar.getInstance(); calendarEndDate.setTime(endDate); calendarEndDate.add(Calendar.YEAR, 0 - years); return calendarEndDate.getTime(); } /** * ? * * @param startDate * @param endDate * @return */ public static boolean isSameDate(Date startDate, Date endDate) { Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (startDate.after(endDate)) { Calendar swap = calendarStartDate; calendarStartDate = calendarEndDate; calendarEndDate = swap; } if (calendarStartDate.get(Calendar.DATE) == calendarEndDate.get(Calendar.DATE)) return true; if (calendarStartDate.get(Calendar.DATE) > calendarEndDate.get(Calendar.DATE)) { if (calendarEndDate.get(Calendar.DATE) == calendarEndDate.getActualMaximum(Calendar.DATE)) return true; } return false; } /** * ? * * @param date * @param dd * @return */ public static boolean isSameDate(Date date, String dd) { Calendar calendar = Calendar.getInstance(); calendar.setTime(date); int day = Integer.parseInt(dd); if (calendar.get(Calendar.DATE) == day) return true; if (calendar.get(Calendar.DATE) < day) { if (calendar.get(Calendar.DATE) == calendar.getActualMaximum(Calendar.DATE)) return true; } return false; } /** * ?? * * @param startDate * @param endDate * @return */ public static boolean isSameMonth(Date startDate, Date endDate) { if (startDate == null || endDate == null) return false; Calendar calendarStartDate = Calendar.getInstance(); Calendar calendarEndDate = Calendar.getInstance(); // calendarStartDate.setTime(startDate); calendarEndDate.setTime(endDate); if (calendarStartDate.get(Calendar.YEAR) == calendarEndDate.get(Calendar.YEAR) && calendarStartDate.get(Calendar.MONTH) == calendarEndDate.get(Calendar.MONTH)) return true; return false; } /** * * * @param today * @return */ public static Date getFirstDate(Date today) { Calendar calendar = Calendar.getInstance(); calendar.setTime(today); calendar.set(Calendar.DATE, 1); return calendar.getTime(); } /** * ? * * @param today * @return */ public static Date getLastDate(Date today) { Calendar calendar = Calendar.getInstance(); calendar.setTime(today); calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE)); return calendar.getTime(); } /** * ? * * @param today * @return */ public static Date getNextLastDate(Date today) { Calendar calendar = Calendar.getInstance(); calendar.setTime(getNextDay(getLastDate(today))); calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE)); return calendar.getTime(); } /** * ?. 190011?000. * * @return */ public static Date getDefaultDate() { return defaultDate; } /** * double ? bigdecimal * @param input * @return */ public static BigDecimal convertDouble2BigDecimal(double input) { return new BigDecimal(Double.toString(input)); } public static String iSODateTimeTo8Date(String iSODateTime) { if (DataFormat.trim(iSODateTime).length() >= 10) { return iSODateTime.substring(0, 4) + iSODateTime.substring(5, 7) + iSODateTime.substring(8, 10); } else return iSODateTime; } public static String formatDate8(String date) { if (date.length() == 8) { return date; } String year = date.substring(0, 4); String month = date.substring(5, 7); String day = date.substring(8); StringBuffer rtnDate = new StringBuffer(year).append(month).append(day); return rtnDate.toString().trim(); } //add by shouhao 20091125 BMS-2244 begin /** * ?? */ public static String getCurrentDate(String formatString) { SimpleDateFormat sDateFormat = new SimpleDateFormat(formatString); String date = sDateFormat.format(new java.util.Date()); return date; } //add by shouhao 20091125 BMS-2244 end //add by shouhao 20091125 BMS-2336 begin /** *@param dateString date 20091221 */ public static String convertStringToTimeString(String dateString) { Date date1 = null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmss"); try { date1 = simpleDateFormat.parse(dateString); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } SimpleDateFormat format1 = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String day = format1.format(date1); return day; } /** * @param dateString date 20091221 * @param adateStrteStr * @return */ public static String convertString2TimeString(String adateStrteStr) { Date date1 = null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmssS"); try { date1 = simpleDateFormat.parse(adateStrteStr); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } SimpleDateFormat format1 = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss.S"); String day = format1.format(date1); return day; } //add by shouhao 20091125 BMS-2336 end /** * ?TXN? * @return TXN? */ public static String getTXNDate() { //TODO:?? return get8Date(); } /** * ?YYYYmmdd?8?? * @return */ public static String get8Date() { Calendar calendar = Calendar.getInstance(); return String.format("%1$4tY%1$2tm%1$td", calendar); } /** * ?YYYYmmddHHMMSS?14?? * @return */ public static String get14Date() { Calendar calendar = Calendar.getInstance(); return String.format("%1$4tY%1$2tm%1$td%1$2TH%1$2TM%1$2TS", calendar); } /** * ?YYYYmmdd?8? * @param date * @return YYYYmmdd? */ public static String get8Date(Calendar date) { return String.format("%1$4tY%1$2tm%1$td", date); } /** * ?YYYYmmddHHMMSS?14?? * @param date * @return YYYYmmddHHMMSS? */ public static String get14Date(Calendar date) { return String.format("%1$4tY%1$2tm%1$td%1$2TH%1$2TM%1$2TS", date); } /** * ???Calendar * @param date 8?14? * @return Calendar * @throws CommonException ? */ public static Calendar getCalFromDate(String date) throws CommonException { Calendar calendar = Calendar.getInstance(); int year = 0; int month = 0; int date_of_month = 0; int hourOfDay = 0; int minute = 0; int second = 0; try { if (date.length() >= 8) { year = Integer.valueOf(date.substring(0, 4)); month = Integer.valueOf(date.substring(4, 6)) - 1; date_of_month = Integer.valueOf(date.substring(6, 8)); } if (date.length() >= 14) { hourOfDay = Integer.valueOf(date.substring(8, 10)); minute = Integer.valueOf(date.substring(10, 12)); second = Integer.valueOf(date.substring(12, 14)); } } catch (NumberFormatException e) { ExceptionUtil.throwCommonException(e.getLocalizedMessage(), ErrorCode.ERROR_CODE_NORMAL, e); } calendar.set(year, month, date_of_month, hourOfDay, minute, second); calendar.set(Calendar.MILLISECOND, 0); return calendar; } /** * ?yyyyMMddhhmmss???YYYY-mm-dd HH:MM:SS ? * * @return * @author lizh */ public static String get19Date(String dtime) { SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddhhmmss"); Calendar calendar = Calendar.getInstance(); try { Date dateTime = simpleDateFormat.parse(dtime); calendar.setTime(dateTime); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } return String.format("%1$4tY-%1$2tm-%1$td %1$2TH:%1$2TM:%1$2TS", calendar); } public static String getTermCh(String term) { String year = term.substring(0, 2); if (year.substring(0, 1).equals("0")) year = year.substring(1, 2); String month = term.substring(2, 4); if (month.substring(0, 1).equals("0")) month = month.substring(1, 2); String day = term.substring(4, 6); if (day.substring(0, 1).equals("0")) day = day.substring(1, 2); term = year + "" + month + "" + day + ""; return term; } public static Date get20Date(String source) throws CommonException { if (source == null || source.equals("")) { ExceptionUtil.throwCommonException(ErrorCode.DATE_IS_NULL); } Date date = null; SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd"); try { date = format.parse(source); } catch (ParseException e) { e.printStackTrace(); } return date; } /** * yyyyMMdd???yyyy-MM-dd? * * @param source * @return yyyy-MM-dd */ public static String get21Date(String source) { if (source == null || source.equals("")) return null; SimpleDateFormat format1 = new SimpleDateFormat("yyyyMMdd"); SimpleDateFormat format2 = new SimpleDateFormat("yyyy-MM-dd"); Date date = null; try { date = format1.parse(source); } catch (ParseException e) { e.printStackTrace(); } return format2.format(date); } public static int getWeek(Date startDate) { Calendar calendarStartDate = Calendar.getInstance(); calendarStartDate.setTime(startDate); int weekday = calendarStartDate.get(Calendar.DAY_OF_WEEK); return weekday; } /** * long?(ms)?? hh : mm : ss ? * @param procTime * @return */ public static String getProcTime(long procTime) { String flg = ""; if (procTime < 0) { flg = "-"; procTime *= -1; } procTime = procTime / 1000; // long hh = procTime / 3600; long mm = (procTime - hh * 3600) / 60; long ss = procTime - mm * 60 - hh * 3600; return flg + hh + ":" + mm + ":" + ss; } /** * yyyyMMddHHmmss? * @param time * @return */ public static String timeToNumber(Date time) { if (time == null) return null; SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyyMMddHHmmss"); return simpleDateFormat.format(time); } public static String convterDateFmt(String date) { SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd"); try { Date dt = sdf.parse(date); return new SimpleDateFormat("yyMMdd").format(dt); } catch (ParseException e) { return date; } } }