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package util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.sql.Timestamp;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
/**
* 日期转换工具
*/
public class DateUtil {
protected static Logger logger = LoggerFactory.getLogger(DateUtil.class);
public static final String C_DATE_DIVISION = "-";
public static final String C_TIME_PATTON_DEFAULT = "yyyy-MM-dd HH:mm:ss";
public static final String C_MIN_PATTON_DEFAULT = "yyyy-MM-dd HH:mm";
public static final String C_DATE_PATTON_DEFAULT = "yyyy-MM-dd";
public static final String C_YM_PATTON_DEFAULT = "yyyy-MM";
public static final String C_DATA_PATTON_YYYYMMDD = "yyyyMMdd";
public static final String C_DATA_PATTON_MM_DD = "MM-dd";
public static final String C_DATA_PATTON_MM = "MM";
public static final String C_DATA_PATTON_HH = "HH";
public static final String C_TIME_PATTON_HHMM = "HH:mm";
public static final String C_TIME_PATTON_HHMMSS = "HH:mm:ss";
public static final String C_TIME_PATTON_HHMMSSMM = "HH:MM:SS:MM";
public static final int C_ONE_SECOND = 1000;
public static final int C_ONE_MINUTE = 60 * C_ONE_SECOND;
public static final int C_ONE_HOUR = 60 * C_ONE_MINUTE;
public static final long C_ONE_DAY = 24L * C_ONE_HOUR;
public static Date getDate(String dataStr){
SimpleDateFormat sdf = new SimpleDateFormat(C_DATE_PATTON_DEFAULT);
try {
return sdf.parse(dataStr);
} catch (ParseException e) {
e.printStackTrace();
}
return null;
}
/**
* Return the current date
*
* @return - DATE<br>
*/
public static Date getCurrentDate() {
Calendar cal = Calendar.getInstance();
Date currDate = cal.getTime();
return currDate;
}
/**
* Return the current date string
*
* @return - 产生的日期字符串<br>
*/
public static String getCurrentDateStr() {
Calendar cal = Calendar.getInstance();
Date currDate = cal.getTime();
return format(currDate);
}
/**
* Return the current date in the specified format
*
* @param strFormat
* @return
*/
public static String getCurrentDateStr(String strFormat) {
Calendar cal = Calendar.getInstance();
Date currDate = cal.getTime();
return format(currDate, strFormat);
}
/**
* Parse a string and return a date value
*
* @param dateValue
* @return
* @throws Exception
*/
public static Date parseDate(String dateValue) {
return parseDate(C_DATE_PATTON_DEFAULT, dateValue);
}
/**
* Parse a strign and return a datetime value
*
* @param dateValue
* @return
*/
public static Date parseDateTime(String dateValue) {
return parseDate(C_TIME_PATTON_DEFAULT, dateValue);
}
/**
* Parse a string and return the date value in the specified format
*
* @param strFormat
* @param dateValue
* @return
* @throws ParseException
* @throws Exception
*/
public static Date parseDate(String strFormat, String dateValue) {
if (dateValue == null)
return null;
if (strFormat == null)
strFormat = C_DATE_PATTON_DEFAULT;
SimpleDateFormat dateFormat = new SimpleDateFormat(strFormat);
Date newDate = null;
try {
newDate = dateFormat.parse(dateValue);
} catch (ParseException pe) {
newDate = null;
}
return newDate;
}
/**
* 将Timestamp类型的日期转换为系统参数定义的格式的字符串。
*
* @param aTs_Datetime
* 需要转换的日期。
* @return 转换后符合给定格式的日期字符串
*/
public static String format(Date aTs_Datetime) {
return format(aTs_Datetime, C_DATE_PATTON_DEFAULT);
}
public static String formatMin(Date aTs_Datetime) {
return format(aTs_Datetime, C_MIN_PATTON_DEFAULT);
}
/**
* 将Timestamp类型的日期转换为系统参数定义的格式的字符串。
*
* @param aTs_Datetime
* 需要转换的日期。
* @return 转换后符合给定格式的日期字符串
*/
public static String formatTime(Date aTs_Datetime) {
return format(aTs_Datetime, C_TIME_PATTON_DEFAULT);
}
/**
* 将Date类型的日期转换为系统参数定义的格式的字符串。
*
* @param aTs_Datetime
* @param as_Pattern
* @return
*/
public static String format(Date aTs_Datetime, String as_Pattern) {
if (aTs_Datetime == null || as_Pattern == null)
return null;
SimpleDateFormat dateFromat = new SimpleDateFormat();
dateFromat.applyPattern(as_Pattern);
return dateFromat.format(aTs_Datetime);
}
/**
* @param aTs_Datetime
* @param as_Format
* @return
*/
public static String formatTime(Date aTs_Datetime, String as_Format) {
if (aTs_Datetime == null || as_Format == null)
return null;
SimpleDateFormat dateFromat = new SimpleDateFormat();
dateFromat.applyPattern(as_Format);
return dateFromat.format(aTs_Datetime);
}
public static String getFormatTime(Date dateTime) {
return formatTime(dateTime, C_TIME_PATTON_HHMMSS);
}
public static String getFormatDate(Date dateTime) {
return formatTime(dateTime, C_DATE_PATTON_DEFAULT);
}
public static String getFormatTimeHHMM(Date dateTime) {
return formatTime(dateTime, C_TIME_PATTON_HHMM);
}
/**
* @param aTs_Datetime
* @param as_Pattern
* @return
*/
public static String format(Timestamp aTs_Datetime, String as_Pattern) {
if (aTs_Datetime == null || as_Pattern == null)
return null;
SimpleDateFormat dateFromat = new SimpleDateFormat();
dateFromat.applyPattern(as_Pattern);
return dateFromat.format(aTs_Datetime);
}
/**
* 取得指定日期N天后的日期
*
* @param date
* @param days
* @return
*/
public static Date addDays(Date date, int days) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
cal.add(Calendar.DAY_OF_MONTH, days);
return cal.getTime();
}
public static Date addMin(Date date, int min) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
cal.add(Calendar.MINUTE, min);
return cal.getTime();
}
/**
* 计算两个日期之间相差的天数
*
* @param date1
* @param date2
* @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));
}
public static int daysBetween(String date1, String date2)
throws ParseException {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Calendar cal = Calendar.getInstance();
cal.setTime(sdf.parse(date1));
long time1 = cal.getTimeInMillis();
cal.setTime(sdf.parse(date2));
long time2 = cal.getTimeInMillis();
long between_days = (time2 - time1) / (1000 * 3600 * 24);
return Integer.parseInt(String.valueOf(between_days));
}
/**
* 计算两个日期之间相差的分钟
*
* @param date1
* @param date2
* @return
*/
public static int minBetween(Date date1, Date date2) {
Calendar cal = Calendar.getInstance();
cal.setTime(date1);
long time1 = cal.getTimeInMillis();
cal.setTime(date2);
long time2 = cal.getTimeInMillis();
long between_min = (time2 - time1) / (1000 * 60);
return Integer.parseInt(String.valueOf(between_min));
}
/**
* 计算两个日期之间相差的秒
*
* @param date1
* @param date2
* @return
*/
public static int secondBetween(Date date1, Date date2) {
Calendar cal = Calendar.getInstance();
cal.setTime(date1);
long time1 = cal.getTimeInMillis();
cal.setTime(date2);
long time2 = cal.getTimeInMillis();
long between_sec = (time2 - time1) / 1000;
return Integer.parseInt(String.valueOf(between_sec));
}
public static int minsBetween(Date date2) {
Date date1 = new Date();
Calendar cal = Calendar.getInstance();
cal.setTime(date1);
long time1 = cal.getTimeInMillis();
cal.setTime(date2);
long time2 = cal.getTimeInMillis();
long between_min = (time2 - time1) / (1000 * 60);
return Integer.parseInt(String.valueOf(between_min));
}
/**
* 计算当前日期相对于"1977-12-01"的天数
*
* @param date
* @return
*/
public static long getRelativeDays(Date date) {
Date relativeDate = DateUtil.parseDate("yyyy-MM-dd", "1977-12-01");
return DateUtil.daysBetween(relativeDate, date);
}
public static Date getDateBeforTwelveMonth() {
String date = "";
Calendar cla = Calendar.getInstance();
cla.setTime(getCurrentDate());
int year = cla.get(Calendar.YEAR) - 1;
int month = cla.get(Calendar.MONTH) + 1;
if (month > 9) {
date = String.valueOf(year) + C_DATE_DIVISION
+ String.valueOf(month) + C_DATE_DIVISION + "01";
} else {
date = String.valueOf(year) + C_DATE_DIVISION + "0"
+ String.valueOf(month) + C_DATE_DIVISION + "01";
}
Date dateBefore = parseDate(date);
return dateBefore;
}
/**
* 传入时间字符串,加一天后返回Date
*
* @param date
* 时间 格式 YYYY-MM-DD
* @return
*/
public static Date addDate(String date, String pattern) {
if (date == null) {
return null;
}
Date tempDate = parseDate(pattern, date);
String year = format(tempDate, "yyyy");
String month = format(tempDate, "MM");
String day = format(tempDate, "dd");
GregorianCalendar calendar = new GregorianCalendar(
Integer.parseInt(year), Integer.parseInt(month) - 1,
Integer.parseInt(day));
calendar.add(GregorianCalendar.DATE, 1);
return calendar.getTime();
}
public static String dateToStr(long ll) {
// long hour=dd/3600000;
// long min=(dd%3600000)/60000;
// long sec=((dd%3600000)%60000)/1000;
// long mil=((dd%3600000)%60000)%1000;
double dd = ll;
String ss = String.valueOf(dd / 1000) + " 秒";
return ss;
}
public static int compare_date(String DATE1, String DATE2) {
DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
try {
Date dt1 = df.parse(DATE1);
Date dt2 = df.parse(DATE2);
if (dt1.getTime() > dt2.getTime()) {
// System.out.println("DATE1 大于 DATE2");
return 1;
} else if (dt1.getTime() < dt2.getTime()) {
// System.out.println("DATE1 小于 DATE2");
return -1;
} else {
return 0;
}
} catch (Exception exception) {
logger.error(exception.getMessage());
}
return 0;
}
public static int compareDate(String dt1, String dt2) {
Date d1 = parseDate(null, dt1);
Date d2 = parseDate(null, dt2);
return compareDate(d1, d2);
}
public static int compareDate(Date dt1, Date dt2) {
try {
if (dt1.getTime() > dt2.getTime()) {
// //System.out.println("DATE1 大于 DATE2");
return 1;
} else if (dt1.getTime() < dt2.getTime()) {
// //System.out.println("DATE1 小于 DATE2");
return -1;
} else {
return 0;
}
} catch (Exception exception) {
logger.error(exception.getMessage());
}
return 0;
}
public static int compareD(Date dt1) {
Date dt2 = new Date();
try {
if (dt1.getTime() > dt2.getTime()) {
// //System.out.println("DATE1 大于 DATE2");
return 1;
} else if (dt1.getTime() < dt2.getTime()) {
// //System.out.println("DATE1 小于 DATE2");
return -1;
} else {
return 0;
}
} catch (Exception exception) {
logger.error(exception.getMessage());
}
return 1;
}
public static int getW(Date date) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
if (w == 0) {
w = 7;
}
return w;
}
// 取得yyyyMMdd字符串
public static String getYYYYMMDD() {
Date nowDate = new Date();
return format(nowDate, C_DATA_PATTON_YYYYMMDD);
}
public static String stringToString(String strTime, String formatType)
throws ParseException, ParseException {
SimpleDateFormat formatter = new SimpleDateFormat(formatType);
Date date = null;
date = formatter.parse(strTime);
return format(date);
}
// 取得yyyyWW(年加周)
public static String getYYYYWW(String dateStr) {
String yyyyWW = dateStr.substring(0, 4);
String MM = dateStr.substring(5, 7);
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.setFirstDayOfWeek(Calendar.MONDAY);
calendar.setMinimalDaysInFirstWeek(4);
int w = calendar.get(Calendar.WEEK_OF_YEAR);
if (w == 0) {
w = 1;
}
String week = "";
if (w < 10) {
week = "0" + w;
} else {
week = "" + w;
}
if (MM.equals("12") && week.equals("01")) {
yyyyWW = String.valueOf(Integer.parseInt(yyyyWW) + 1);
} else if (MM.equals("01") && (week.equals("53") || week.equals("52"))) {
yyyyWW = String.valueOf(Integer.parseInt(yyyyWW) - 1);
}
yyyyWW = yyyyWW + week;
} catch (Exception e) {
logger.error(e.getMessage());
}
return yyyyWW;
}
// 取得yyyyWW(年加周)
public static String getYYYYW(String dateStr) {
String yyyyW = dateStr.substring(0, 4);
String MM = dateStr.substring(5, 7);
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.setMinimalDaysInFirstWeek(4);
calendar.setFirstDayOfWeek(Calendar.MONDAY);
int w = calendar.get(Calendar.WEEK_OF_YEAR);
if (w == 0) {
w = 1;
}
String week = "";
week = "" + w;
if (MM.equals("12") && week.equals("1")) {
yyyyW = String.valueOf(Integer.parseInt(yyyyW) + 1);
}
yyyyW = yyyyW + week;
} catch (Exception e) {
logger.error(e.getMessage());
}
return yyyyW;
}
// 取得yyyyWW(年加周)
public static String getYYYY_WW(String dateStr) {
String yyyyWW = dateStr.substring(0, 4);
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.setFirstDayOfWeek(Calendar.MONDAY);
calendar.setMinimalDaysInFirstWeek(4);
int w = calendar.get(Calendar.WEEK_OF_YEAR);
String week = "";
if (w < 10) {
week = "0" + w;
} else {
week = "" + w;
}
yyyyWW = yyyyWW + "-" + week;
} catch (Exception e) {
logger.error(e.getMessage());
}
return yyyyWW;
}
public static String getYYYYMM(String dateStr) {
String yyyyMM = dateStr.substring(0, 4);
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
int m = calendar.get(Calendar.MONTH) + 1;
String month = "";
if (m < 10) {
month = "0" + m;
} else {
month = "" + m;
}
yyyyMM = yyyyMM + month;
} catch (Exception e) {
logger.error(e.getMessage());
}
return yyyyMM;
}
public static String getMM(String dateStr) {
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
String month = "";
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
int m = calendar.get(Calendar.MONTH) + 1;
if (m < 10) {
month = "0" + m;
} else {
month = "" + m;
}
} catch (Exception e) {
logger.error(e.getMessage());
}
return month;
}
public static String getYYYYM(String dateStr) {
String yyyyM = dateStr.substring(0, 4);
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
try {
Date date = dateFormat.parse(dateStr);
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
int m = calendar.get(Calendar.MONTH) + 1;
String month = "";
month = "" + m;
yyyyM = yyyyM + month;
} catch (Exception e) {
logger.error(e.getMessage());
}
return yyyyM;
}
public static List<String> getDateInterval(String startDate, String endDate) {
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
List<String> dateIntervaList = new ArrayList<String>();
try {
dateIntervaList.add(startDate);
Date start = dateFormat.parse(startDate);
Date end = dateFormat.parse(endDate);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(start);
Calendar endCalendar = Calendar.getInstance();
endCalendar.setTime(end);
Calendar tempCalendar = startCalendar;
tempCalendar.add(Calendar.DAY_OF_YEAR, 1);
while (tempCalendar.before(endCalendar)) {
dateIntervaList.add(dateFormat.format(tempCalendar.getTime()));
tempCalendar.add(Calendar.DAY_OF_YEAR, 1);
}
if (!startDate.equals(endDate)) {
dateIntervaList.add(endDate);
}
} catch (ParseException e) {
logger.error(e.getMessage());
}
return dateIntervaList;
}
public static int getWeek(Date date) {
Calendar c = new GregorianCalendar();
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setMinimalDaysInFirstWeek(4);
c.setTime(date);
c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek()); // Monday
return c.get(Calendar.WEEK_OF_YEAR);
}
/**
* 返回某一天所在月的最后一天的日期
*/
public static String getLastDayOfMonth(Date date) {
Calendar c = convert(date);
int MaxDay = c.getActualMaximum(Calendar.DAY_OF_MONTH);
// 按你的要求设置时间
c.set(c.get(Calendar.YEAR), c.get(Calendar.MONTH), MaxDay, 23, 59, 59);
return format(c.getTime());
}
/**
* 返回某一天所在月的第一天的日期
*/
public static String getFirstDayOfMonth(Date date) {
Calendar c = convert(date);
// 按你的要求设置时间
c.set(c.get(Calendar.YEAR), c.get(Calendar.MONTH), 1, 23, 59, 59);
return format(c.getTime());
}
/**
* 将日期转换为日历
*
* @param date
* 日期
* @return 日历
*/
private static Calendar convert(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar;
}
public static boolean isLastDayOfMonth(Date date) {
Calendar c = Calendar.getInstance();
c.setTime(date);
if (c.get(Calendar.DATE) == c.getActualMaximum(Calendar.DAY_OF_MONTH)) {
return true;
} else {
return false;
}
}
public static String conditionFormat(String str) {
str = "'" + str.replaceAll(",", "','") + "'";
return str;
}
// 取得MM-dd字符串
public static String getMMDD() {
Date nowDate = new Date();
return format(nowDate, C_DATA_PATTON_MM_DD);
}
// 取得hh字符串
public static String getHH() {
Date nowDate = new Date();
return format(nowDate, C_DATA_PATTON_HH);
}
public static int getHH(String dateValue) {
Date date = parseDateTime(dateValue);
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int hh = cal.get(Calendar.HOUR_OF_DAY);
return hh;
}
public static String addOneDay(String dateValue, String format) {
if (!"".equals(format)) {
return format(addDate(dateValue, format), format);
}
return format(addDate(dateValue, C_DATE_PATTON_DEFAULT),
C_DATE_PATTON_DEFAULT);
}
public static String getBeforeMonth() {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(new Date());
startCalendar.add(Calendar.DAY_OF_YEAR, -30);
String beforeMonth = format(startCalendar.getTime(),
C_DATA_PATTON_YYYYMMDD);
return beforeMonth;
}
public static String getBeforeDays(int days) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(new Date());
startCalendar.add(Calendar.DAY_OF_YEAR, -days);
String beforeDays = format(startCalendar.getTime(),
C_DATE_PATTON_DEFAULT);
return beforeDays;
}
public static String getDays2(int days) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(new Date());
startCalendar.add(Calendar.DAY_OF_YEAR, -days);
String beforeDays = format(startCalendar.getTime(),
C_DATA_PATTON_YYYYMMDD);
return beforeDays;
}
public static String getBeforeDays(String date, int days) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(parseDate(date));
startCalendar.add(Calendar.DAY_OF_YEAR, -days);
String beforeDays = format(startCalendar.getTime(),
C_DATE_PATTON_DEFAULT);
return beforeDays;
}
public static String getBeforeWeeks(int weeks) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.setTime(new Date());
startCalendar.setMinimalDaysInFirstWeek(4);
startCalendar.add(Calendar.WEEK_OF_YEAR, -weeks);
String year = startCalendar.get(Calendar.YEAR) + "";
int w = startCalendar.get(Calendar.WEEK_OF_YEAR);
String week = "";
if (w < 10) {
week = "0" + w;
} else {
week = "" + w;
}
// System.out.println(year + week);
return year + week;
}
public static String getAfterWeeks(String dateStr, int weeks) {
SimpleDateFormat sdf = new SimpleDateFormat(C_DATE_PATTON_DEFAULT);
Date date = null;
try {
date = sdf.parse(dateStr);
} catch (ParseException e) {
logger.error(e.getMessage());
}
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.setMinimalDaysInFirstWeek(4);
startCalendar.setTime(date);
if (weeks != 0) {
startCalendar.add(Calendar.WEEK_OF_YEAR, weeks);
String year = startCalendar.get(Calendar.YEAR) + "";
int w = startCalendar.get(Calendar.WEEK_OF_YEAR);
if (w < 10) {
return year + "0" + w;
} else {
return year + w;
}
} else {
return getYYYYWW(format(date));
}
}
public static String getBeforeWeeks(String end, int weeks) {
Calendar endCalendar = Calendar.getInstance();
int endyear = Integer.valueOf(end.substring(0, 4));
int endweek = Integer.valueOf(end.length() == 5 ? end.substring(4, 5)
: end.substring(4, 6));
endCalendar.setWeekDate(endyear, endweek, Calendar.MONDAY);
endCalendar.setMinimalDaysInFirstWeek(4);
endCalendar.add(Calendar.WEEK_OF_YEAR, -weeks);
String year = endCalendar.get(Calendar.YEAR) + "";
int w = endCalendar.get(Calendar.WEEK_OF_YEAR);
return year + w;
}
public static String getBeforeMonths(String end, int months) {
Calendar endCalendar = Calendar.getInstance();
int endyear = Integer.valueOf(end.substring(0, 4));
int endmonth = Integer.valueOf(end.length() == 5 ? end.substring(4, 5)
: end.substring(4, 6));
endCalendar.set(Calendar.YEAR, endyear);
endCalendar.set(Calendar.MONTH, endmonth);
if (months > 0) {
endCalendar.add(Calendar.MONTH, -months);
String year = endCalendar.get(Calendar.YEAR) + "";
int m = endCalendar.get(Calendar.MONTH);
if (m < 10) {
return year + "0" + m;
} else {
return year + m;
}
} else {
endCalendar.set(Calendar.MONTH, endmonth - 1);
System.out.println(format(endCalendar.getTime()));
return getYYYYMM(format(endCalendar.getTime()));
}
}
public static List<String> getWeeks(String start, String end) {
Calendar startCalendar = Calendar.getInstance();
int startyear = Integer.valueOf(start.substring(0, 4));
int startweek = Integer.valueOf(start.length() == 5 ? start.substring(
4, 5) : start.substring(4, 6));
startCalendar.setWeekDate(startyear, startweek, Calendar.MONDAY);
startCalendar.setMinimalDaysInFirstWeek(4);
Calendar endCalendar = Calendar.getInstance();
int endyear = Integer.valueOf(end.substring(0, 4));
int endweek = Integer.valueOf(end.length() == 5 ? end.substring(4, 5)
: end.substring(4, 6));
endCalendar.setWeekDate(endyear, endweek, Calendar.MONDAY);
endCalendar.setMinimalDaysInFirstWeek(4);
Calendar tempCalendar = startCalendar;
List<String> weeks = new ArrayList<String>();
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
if (startyear == 2016)
tempCalendar.add(Calendar.DAY_OF_YEAR, 7);
while (tempCalendar.before(endCalendar)) {
if (!weeks.contains(getYYYYWW(dateFormat.format(tempCalendar
.getTime()))))
weeks.add(getYYYYWW(dateFormat.format(tempCalendar.getTime())));
tempCalendar.add(Calendar.DAY_OF_YEAR, 7);
}
if (startCalendar.equals(endCalendar)) {
if (!weeks.contains(getYYYYWW(dateFormat.format(startCalendar
.getTime()))))
weeks.add(getYYYYWW(dateFormat.format(startCalendar.getTime())));
}
if (!weeks.contains(end)) {
weeks.add(end);
}
return weeks;
}
public static List<String> getMonths(String start, String end) {
Calendar startCalendar = Calendar.getInstance();
int startyear = Integer.valueOf(start.substring(0, 4));
int startmonth = Integer.valueOf(start.length() == 5 ? start.substring(
4, 5) : start.substring(4, 6));
startCalendar.set(Calendar.YEAR, startyear);
startCalendar.set(Calendar.MONTH, startmonth - 1);
Calendar endCalendar = Calendar.getInstance();
int endyear = Integer.valueOf(end.substring(0, 4));
int endmonth = Integer.valueOf(end.length() == 5 ? end.substring(4, 5)
: end.substring(4, 6));
endCalendar.set(Calendar.YEAR, endyear);
endCalendar.set(Calendar.MONTH, endmonth - 1);
Calendar tempCalendar = startCalendar;
List<String> months = new ArrayList<String>();
SimpleDateFormat dateFormat = new SimpleDateFormat(
C_DATE_PATTON_DEFAULT);
while (tempCalendar.before(endCalendar)) {
if (!months.contains(getYYYYMM(dateFormat.format(tempCalendar
.getTime()))))
months.add(getYYYYMM(dateFormat.format(tempCalendar.getTime())));
tempCalendar.add(Calendar.DAY_OF_YEAR,
tempCalendar.getActualMaximum(Calendar.DATE) - 1);
}
if (startCalendar.equals(endCalendar)) {
if (!months.contains(getYYYYMM(dateFormat.format(startCalendar
.getTime()))))
months.add(getYYYYMM(dateFormat.format(startCalendar.getTime())));
}
if (!months.contains(end)) {
months.add(end);
}
return months;
}
public static String getBeforeMonths(int months) {
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(new Date());
startCalendar.add(Calendar.MONTH, -months);
String year = startCalendar.get(Calendar.YEAR) + "";
int m = startCalendar.get(Calendar.MONTH);
m = m + 1;
String month = "";
if (m < 10) {
month = "0" + m;
} else {
month = "" + m;
}
// System.out.println(year + month);
return year + month;
}
public static String getAfterMonths(String dateStr, int months) {
Date date = DateUtil.parseDate(dateStr);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setTime(date);
int oldm = startCalendar.get(Calendar.MONTH);
logger.debug((oldm+1)+"");
logger.debug(startCalendar.get(Calendar.YEAR) + "");
startCalendar.add(Calendar.MONTH, months);
int m = startCalendar.get(Calendar.MONTH);
m = m + 1;
logger.debug(m+"");
String month = "";
if (m < 10) {
month = "0" + m;
} else {
month = "" + m;
}
logger.debug(startCalendar.get(Calendar.YEAR) + "");
String year = startCalendar.get(Calendar.YEAR) + "";
// System.out.println(year + month);
return year + month;
}
public static String convertWeekToDate(String dateStr) {
String year = dateStr.substring(0, 4);
String week = "";
if (dateStr.length() == 5) {
week = dateStr.substring(4, 5);
} else {
week = dateStr.substring(4, 6);
}
int w = Integer.valueOf(week);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.WEEK_OF_YEAR, w);
startCalendar.setMinimalDaysInFirstWeek(4);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
String firstDay = format(getFirstDayOfWeek(day), C_DATE_PATTON_DEFAULT);
String lastDay = format(getLastDayOfWeek(day), C_DATE_PATTON_DEFAULT);
return firstDay + "至" + lastDay;
}
/**
* 获取某一周号的第一天.
*
* @param weekStr
* @return
*/
public static String getFirstDayOfWeek(String weekStr) {
String year = weekStr.substring(0, 4);
String week = "";
if (weekStr.length() == 5) {
week = weekStr.substring(4, 5);
} else {
week = weekStr.substring(4, 6);
}
int w = Integer.valueOf(week);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.WEEK_OF_YEAR, w);
startCalendar.setMinimalDaysInFirstWeek(4);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
return format(getFirstDayOfWeek(day), C_DATE_PATTON_DEFAULT);
}
/**
* 获取某一周号的最后一天.
*
* @param weekStr
* @return
*/
public static String getLastDayOfWeek(String weekStr) {
String year = weekStr.substring(0, 4);
String week = "";
if (weekStr.length() == 5) {
week = weekStr.substring(4, 5);
} else {
week = weekStr.substring(4, 6);
}
int w = Integer.valueOf(week);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.WEEK_OF_YEAR, w);
startCalendar.setMinimalDaysInFirstWeek(4);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
return format(getLastDayOfWeek(day), C_DATE_PATTON_DEFAULT);
}
/** */
/**
* 取得某天所在周的第一天
*
* @param date
* @return
*/
public static Date getFirstDayOfWeek(Date date) {
Calendar c = new GregorianCalendar();
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setTime(date);
c.setMinimalDaysInFirstWeek(4);
c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek());
return c.getTime();
}
public static String getFirstDayStrOfWeek(Date date) {
return format(getFirstDayOfWeek(date));
}
public static String getLastDayStrOfWeek(Date date) {
return format(getLastDayOfWeek(date));
}
/** */
/**
* 取得某天所在周的最后一天
*
* @param date
* @return
*/
public static Date getLastDayOfWeek(Date date) {
Calendar c = new GregorianCalendar();
c.setFirstDayOfWeek(Calendar.MONDAY);
c.setTime(date);
c.setMinimalDaysInFirstWeek(4);
c.set(Calendar.DAY_OF_WEEK, c.getFirstDayOfWeek() + 6);
return c.getTime();
}
/**
* 某一个月号第一天和最后一天
*
* @param dateStr
* @return
*/
public static String getFirstday_Lastday_Month(String dateStr) {
String year = dateStr.substring(0, 4);
String month = "";
if (dateStr.length() == 5) {
month = dateStr.substring(4, 5);
} else {
month = dateStr.substring(4, 6);
}
int m = Integer.valueOf(month);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.MONTH, m);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Calendar calendar = Calendar.getInstance();
calendar.setTime(day);
calendar.add(Calendar.MONTH, -1);
Date theDate = calendar.getTime();
// 第一天
GregorianCalendar gcLast = (GregorianCalendar) Calendar.getInstance();
gcLast.setTime(theDate);
gcLast.set(Calendar.DAY_OF_MONTH, 1);
String day_first = df.format(gcLast.getTime());
// StringBuffer str = new
// StringBuffer().append(day_first).append(" 00:00:00");
// day_first = str.toString();
// 最后一天
calendar.add(Calendar.MONTH, 1); // 加一个月
calendar.set(Calendar.DATE, 1); // 设置为该月第一天
calendar.add(Calendar.DATE, -1); // 再减一天即为上个月最后一天
String day_last = df.format(calendar.getTime());
// StringBuffer endStr = new
// StringBuffer().append(day_last).append(" 23:59:59");
// day_last = endStr.toString();
return day_first + "至" + day_last;
}
/**
* 某一个月号第一天
*
* @param monthno
* @return
*/
public static String getFirstdayOfMonth(String monthno) {
String year = monthno.substring(0, 4);
String month = "";
// if (monthno.length() == 5) {
// month = monthno.substring(4, 5);
// } else {
// }
month = monthno.substring(4);
int m = Integer.valueOf(month);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.DATE,1);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.MONTH, m);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Calendar calendar = Calendar.getInstance();
calendar.setTime(day);
calendar.add(Calendar.MONTH, -1);
Date theDate = calendar.getTime();
// 第一天
GregorianCalendar gcLast = (GregorianCalendar) Calendar.getInstance();
gcLast.setTime(theDate);
gcLast.set(Calendar.DAY_OF_MONTH, 1);
String day_first = df.format(gcLast.getTime());
return day_first;
}
/**
* 某一个月号最后一天
*
* @param monthno
* @return
*/
public static String getLastdayOfMonth(String monthno) {
String year = monthno.substring(0, 4);
String month = "";
if (monthno.length() == 5) {
month = monthno.substring(4, 5);
} else {
month = monthno.substring(4, 6);
}
int m = Integer.valueOf(month);
int y = Integer.valueOf(year);
Calendar startCalendar = Calendar.getInstance();
startCalendar.setFirstDayOfWeek(Calendar.MONDAY);
startCalendar.set(Calendar.DATE,1);
startCalendar.set(Calendar.YEAR, y);
startCalendar.set(Calendar.MONTH, m);
// String day=format(startCalendar.getTime(),C_DATA_PATTON_YYYYMMDD );
Date day = startCalendar.getTime();
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
Calendar calendar = Calendar.getInstance();
calendar.setTime(day);
calendar.add(Calendar.MONTH, -1);
// 最后一天
calendar.add(Calendar.MONTH, 1); // 加一个月
calendar.set(Calendar.DATE, 1); // 设置为该月第一天
calendar.add(Calendar.DATE, -1); // 再减一天即为上个月最后一天
String day_last = df.format(calendar.getTime());
return day_last;
}
public static long getMillons(String hh, String mm) {
SimpleDateFormat sdf = new SimpleDateFormat(C_MIN_PATTON_DEFAULT);
sdf.setTimeZone(new SimpleTimeZone(SimpleTimeZone.UTC_TIME, "UTC"));
Date nowDate = new Date();
String date = format(nowDate, C_DATE_PATTON_DEFAULT);
date = date + " " + hh + ":" + mm;
// System.out.println(date);
Date date2=parseDate(C_MIN_PATTON_DEFAULT, date);
Date utcDate = null;
try {
utcDate = sdf.parse(date);
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return utcDate.getTime();
}
public static long getMillons(String date) {
SimpleDateFormat sdf = new SimpleDateFormat(C_DATA_PATTON_YYYYMMDD);
sdf.setTimeZone(new SimpleTimeZone(SimpleTimeZone.UTC_TIME, "UTC"));
Date utcDate = null;
try {
utcDate = sdf.parse(date);
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return utcDate.getTime();
}
public static Date getFirstRunTime(String time) {
long daySpan = 24L * 60 * 60 * 1000;
// 规定的每天时间15:33:30运行
final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd '" + time
+ ":00:00'");
// 首次运行时间
Date startTime = null;
try {
startTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse(sdf
.format(new Date()));
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// 如果今天的已经过了 首次运行时间就改为明天
if (System.currentTimeMillis() > startTime.getTime()) {
startTime = new Date(startTime.getTime() + daySpan);
}
return startTime;
}
public static List<String> getEveryWeek(String startDate, String endDate) {
List<String> wwSet = new ArrayList<String>();
List<String> everyday = getDateInterval(startDate, endDate);
String _yyyyww;
for (String date : everyday) {
_yyyyww = getYYYYWW(date);
// if (_yyyyww.substring(4, 5).equals("0")) {
// if (!wwSet.contains(getYYYYW(date)))
// wwSet.add(getYYYYW(date));
// } else {
// }
if (!wwSet.contains(_yyyyww))
wwSet.add(_yyyyww);
}
return wwSet;
}
// public static List<String> getEveryWeekBySE(String start, String end) {
//
// }
public static List<String> getEveryMonth(String startDate, String endDate) {
List<String> mmSet = new ArrayList<String>();
List<String> everyday = getDateInterval(startDate, endDate);
String _yyyymm;
for (String date : everyday) {
_yyyymm = getYYYYMM(date);
// if (_yyyymm.substring(4, 5).equals("0")) {
// if (!mmSet.contains(getYYYYM(date)))
// mmSet.add(getYYYYM(date));
// } else {
// }
if (!mmSet.contains(_yyyymm))
mmSet.add(_yyyymm);
}
return mmSet;
}
public static List<String> getTimeIntegval() {
List<String> timeList = new ArrayList<String>();
String _i, _j, _t;
for (int i = 0; i < 24; i++) {
if (i < 10) {
_i = "0" + i;
} else {
_i = i + "";
}
for (int j = 0; j < 60; j++) {
if (j % 5 == 0) {
if (j < 10) {
_j = "0" + j;
} else {
_j = j + "";
}
_t = _i + ":" + _j;
timeList.add(_t);
}
}
}
return timeList;
}
/**
* 当前时间点>=10,返回昨天;否则返回前天.
*
* @return 昨天或者前天.
*/
public static String getIDFAQueryDate() {
Date date = new Date();
int time = date.getHours();
if (time >= 10) {
return getBeforeDays(1);
} else {
return getBeforeDays(2);
}
}
private static DateFormat format = new SimpleDateFormat(
"yyyy-MM-dd HH:mm:ss");
/**
* 得到UTC时间,类型为字符串,格式为"yyyy-MM-dd HH:mm"<br />
* 如果获取失败,返回null
*
* @return
*/
public static String getUTCTimeStr() {
StringBuilder UTCTimeBuffer = new StringBuilder();
// 1、取得本地时间:
Calendar cal = Calendar.getInstance();
// 2、取得时间偏移量:
int zoneOffset = cal.get(Calendar.ZONE_OFFSET);
// 3、取得夏令时差:
int dstOffset = cal.get(Calendar.DST_OFFSET);
// 4、从本地时间里扣除这些差量,即可以取得UTC时间:
cal.add(Calendar.MILLISECOND, -(zoneOffset + dstOffset));
System.out.println(cal.getTimeInMillis());
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH) + 1;
int day = cal.get(Calendar.DAY_OF_MONTH);
int hour = cal.get(Calendar.HOUR_OF_DAY);
int minute = cal.get(Calendar.MINUTE);
int seconds = cal.get(Calendar.SECOND);
UTCTimeBuffer.append(year).append("-").append(month).append("-")
.append(day);
UTCTimeBuffer.append(" ").append(hour).append(":").append(minute)
.append(":").append(seconds);
try {
format.parse(UTCTimeBuffer.toString());
return UTCTimeBuffer.toString();
} catch (ParseException e) {
logger.error(e.getMessage());
}
return null;
}
/**
* 得到UTC时间,类型为字符串,格式为"yyyy-MM-dd HH:mm"<br />
* 如果获取失败,返回null
*
* @return
*/
public static long getUTCTimeLong() {
StringBuilder UTCTimeBuffer = new StringBuilder();
// 1、取得本地时间:
Calendar cal = Calendar.getInstance();
// 2、取得时间偏移量:
int zoneOffset = cal.get(Calendar.ZONE_OFFSET);
// 3、取得夏令时差:
int dstOffset = cal.get(Calendar.DST_OFFSET);
// 4、从本地时间里扣除这些差量,即可以取得UTC时间:
cal.add(Calendar.MILLISECOND, -(zoneOffset + dstOffset));
return cal.getTimeInMillis();
}
/**
* 将UTC时间转换为东八区时间
*
* @param UTCTime
* @return
*/
public static String getLocalTimeFromUTC(String UTCTime) {
Date UTCDate = null;
String localTimeStr = null;
try {
UTCDate = format.parse(UTCTime);
format.setTimeZone(TimeZone.getTimeZone("GMT-8"));
localTimeStr = format.format(UTCDate);
} catch (ParseException e) {
logger.error(e.getMessage());
}
return localTimeStr;
}
/**
* 将UTC时间转换为东八区时间
*
* @param UTCTime
* @return
*/
public static String getLocalTimeFromUTC(long UTCTime) {
Date UTCDate = new Date(UTCTime);
String localTimeStr = null;
format.setTimeZone(TimeZone.getTimeZone("GMT-8"));
localTimeStr = format.format(UTCDate);
return localTimeStr;
}
/**
* 秒转化成天时分秒
*
* @param ms
* @return
*/
public static String formatTime(long ms) {
int ss = 1000;
int mi = ss * 60;
int hh = mi * 60;
int dd = hh * 24;
long day = ms / dd;
long hour = (ms - day * dd) / hh;
long minute = (ms - day * dd - hour * hh) / mi;
long second = (ms - day * dd - hour * hh - minute * mi) / ss;
long milliSecond = ms - day * dd - hour * hh - minute * mi - second
* ss;
String strDay = day < 10 ? "0" + day : "" + day; // 天
String strHour = hour < 10 ? "0" + hour : "" + hour;// 小时
String strMinute = minute < 10 ? "0" + minute : "" + minute;// 分钟
String strSecond = second < 10 ? "0" + second : "" + second;// 秒
String strMilliSecond = milliSecond < 10 ? "0" + milliSecond : ""
+ milliSecond;// 毫秒
strMilliSecond = milliSecond < 100 ? "0" + strMilliSecond : ""
+ strMilliSecond;
return strDay + " 天 " + strHour + " 时 " + strMinute + " 分钟 " + strSecond
+ " 秒";
}
public static String parseDateTimeByLong(Long time) {
Date date = new Date(time);
SimpleDateFormat sdf=new SimpleDateFormat(C_TIME_PATTON_DEFAULT);
return sdf.format(date);
}
public static String now(){
return format(new Date(), DateUtil.C_TIME_PATTON_DEFAULT);
}
public static void main(String[] args) {
// String UTCTimeStr = getUTCTimeStr() ;
// System.out.println(UTCTimeStr);
// System.out.println(getLocalTimeFromUTC(UTCTimeStr));
//
// System.out.println(getLocalTimeFromUTC(getUTCTimeLong()));
// System.out.println(getFirstDayOfMonth(parseDate("2016-02-03")));
// System.out.println(getLastDayOfMonth(parseDate("2016-02-03")));
//
// System.out.println(getFirstday_Lastday_Month("201602"));
// System.out.println(getFirstdayOfMonth("201602"));
// System.out.println(getLastdayOfMonth("201602"));
// long time = 1494066492782L;
// Date date = new Date(time);
// System.out.println(date);
//
// String newdate = DateUtil.format(date,DateUtil.C_TIME_PATTON_DEFAULT);
// System.out.println(newdate);
System.out.print(DateUtil.getBeforeDays("2017-03-31",-70));
}
}