package com.goafanti.common.utils;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
public static final String YEAR_SPAN = "yearSpan";
public static final String QUARTER_SPAN = "quarterSpan";
public static final String MONTH_SPAN = "monthSpan";
public static final String WEEK_SPAN = "weekSpan";
public static final String DAY_SPAN = "daySpan";
/**
* Determines how two dates compare up to no more than the specified most
* significant field.
*
* @param date1
* the first date, not null
* @param date2
* the second date, not null
* @param field
* the field from Calendar
* @return diff millis
* @throws IllegalArgumentException
* if any argument is null
* @see #truncate(Calendar, int)
* @see #truncatedCompareTo(Date, Date, int)
* @since 3.0
*/
public static long truncatedDiffTo(final Date date1, final Date date2, final int field) {
final Date truncatedDate1 = truncate(date1, field);
final Date truncatedDate2 = truncate(date2, field);
long thisTime = truncatedDate1.getTime();
long anotherTime = truncatedDate2.getTime();
return Math.abs(thisTime - anotherTime);
}
/**
* Determines how two dates compare up to no more than the specified most
* significant field.
*
* @param date1
* the first date, not null
* @param date2
* the second date, not null
* @param field
* the field from Calendar
* @return diff millis
* @throws IllegalArgumentException
* if any argument is null
* @see #truncate(Calendar, int)
* @see #truncatedCompareTo(Date, Date, int)
* @since 3.0
*/
public static long truncatedHourDiffTo(final Date date1, final Date date2) {
return truncatedDiffTo(date1, date2, Calendar.HOUR) / 3600000;
}
/**
* Determines how two dates compare up to no more than the specified most
* significant field.
*
* @param date1
* the first date, not null
* @param date2
* the second date, not null
* @param field
* the field from Calendar
* @return diff millis
* @throws IllegalArgumentException
* if any argument is null
* @see #truncate(Calendar, int)
* @see #truncatedCompareTo(Date, Date, int)
* @since 3.0
*/
public static long truncatedMinuteDiffTo(final Date date1, final Date date2) {
return truncatedDiffTo(date1, date2, Calendar.MINUTE) / 60000;
}
/**
* 得到某年某周的第一天
*
* @param year
* @param week
* @return
*/
public static Date getFirstDayOfWeek(int year, int week) {
week = week - 1;
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.MONTH, Calendar.JANUARY);
calendar.set(Calendar.DATE, 1);
Calendar cal = (Calendar) calendar.clone();
cal.add(Calendar.DATE, week * 7);
return getFirstDayOfWeek(cal.getTime());
}
/**
* 得到某年某周的最后一天
*
* @param year
* @param week
* @return
*/
public static Date getLastDayOfWeek(int year, int week) {
week = week - 1;
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.YEAR, year);
calendar.set(Calendar.MONTH, Calendar.JANUARY);
calendar.set(Calendar.DATE, 1);
Calendar cal = (Calendar) calendar.clone();
cal.add(Calendar.DATE, week * 7);
return getLastDayOfWeek(cal.getTime());
}
/**
* 取得当前日期所在周的第一天
*
* @param date
* @return
*/
public static Date getFirstDayOfWeek(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setFirstDayOfWeek(Calendar.SUNDAY);
calendar.setTime(date);
calendar.set(Calendar.DAY_OF_WEEK, calendar.getFirstDayOfWeek()); // Sunday
setMidnight(calendar);
return calendar.getTime();
}
/**
* 取得当前日期所在周的最后一天
*
* @param date
* @return
*/
public static Date getLastDayOfWeek(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setFirstDayOfWeek(Calendar.SUNDAY);
calendar.setTime(date);
calendar.set(Calendar.DAY_OF_WEEK, calendar.getFirstDayOfWeek() + 6); // Saturday
setMidnight(calendar);
return calendar.getTime();
}
/**
* 取得当前日期所在周的前一周最后一天
*
* @param date
* @return
*/
public static Date getLastDayOfLastWeek(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return getLastDayOfWeek(calendar.get(Calendar.YEAR), calendar.get(Calendar.WEEK_OF_YEAR) - 1);
}
/**
* 返回指定日期的月的第一天
*
* @param year
* @param month
* @return
*/
public static Date getFirstDayOfMonth(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), 1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回指定年月的月的第一天
*
* @param year
* @param month
* @return
*/
public static Date getFirstDayOfMonth(Integer year, Integer month) {
Calendar calendar = Calendar.getInstance();
if (year == null) {
year = calendar.get(Calendar.YEAR);
}
if (month == null) {
month = calendar.get(Calendar.MONTH);
}
calendar.set(year, month, 1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回指定日期的月的最后一天
*
* @param year
* @param month
* @return
*/
public static Date getLastDayOfMonth(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), 1);
calendar.roll(Calendar.DATE, -1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回指定年月的月的最后一天
*
* @param year
* @param month
* @return
*/
public static Date getLastDayOfMonth(Integer year, Integer month) {
Calendar calendar = Calendar.getInstance();
if (year == null) {
year = calendar.get(Calendar.YEAR);
}
if (month == null) {
month = calendar.get(Calendar.MONTH);
}
calendar.set(year, month, 1);
calendar.roll(Calendar.DATE, -1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回指定日期的上个月的最后一天
*
* @param year
* @param month
* @return
*/
public static Date getLastDayOfLastMonth(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH) - 1, 1);
calendar.roll(Calendar.DATE, -1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回指定日期的季的第一天
*
* @param year
* @param quarter
* @return
*/
public static Date getFirstDayOfQuarter(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return getFirstDayOfQuarter(calendar.get(Calendar.YEAR), getQuarterOfYear(date));
}
/**
* 返回指定年季的季的第一天
*
* @param year
* @param quarter
* @return
*/
public static Date getFirstDayOfQuarter(Integer year, Integer quarter) {
Calendar calendar = Calendar.getInstance();
Integer month = new Integer(0);
if (quarter == 1) {
month = 1 - 1;
} else if (quarter == 2) {
month = 4 - 1;
} else if (quarter == 3) {
month = 7 - 1;
} else if (quarter == 4) {
month = 10 - 1;
} else {
month = calendar.get(Calendar.MONTH);
}
return getFirstDayOfMonth(year, month);
}
/**
* 返回指定日期的季的最后一天
*
* @param year
* @param quarter
* @return
*/
public static Date getLastDayOfQuarter(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return getLastDayOfQuarter(calendar.get(Calendar.YEAR), getQuarterOfYear(date));
}
/**
* 返回指定年季的季的最后一天
*
* @param year
* @param quarter
* @return
*/
public static Date getLastDayOfQuarter(Integer year, Integer quarter) {
Calendar calendar = Calendar.getInstance();
Integer month = new Integer(0);
if (quarter == 1) {
month = 3 - 1;
} else if (quarter == 2) {
month = 6 - 1;
} else if (quarter == 3) {
month = 9 - 1;
} else if (quarter == 4) {
month = 12 - 1;
} else {
month = calendar.get(Calendar.MONTH);
}
return getLastDayOfMonth(year, month);
}
/**
* 返回指定日期的上一季的最后一天
*
* @param year
* @param quarter
* @return
*/
public static Date getLastDayOfLastQuarter(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return getLastDayOfLastQuarter(calendar.get(Calendar.YEAR), getQuarterOfYear(date));
}
/**
* 返回指定年季的上一季的最后一天
*
* @param year
* @param quarter
* @return
*/
public static Date getLastDayOfLastQuarter(Integer year, Integer quarter) {
Calendar calendar = Calendar.getInstance();
Integer month = new Integer(0);
if (quarter == 1) {
month = 12 - 1;
} else if (quarter == 2) {
month = 3 - 1;
} else if (quarter == 3) {
month = 6 - 1;
} else if (quarter == 4) {
month = 9 - 1;
} else {
month = calendar.get(Calendar.MONTH);
}
return getLastDayOfMonth(year, month);
}
/**
* 返回指定日期的季度
*
* @param date
* @return
*/
public static int getQuarterOfYear(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return calendar.get(Calendar.MONTH) / 3 + 1;
}
/**
* 返回昨天日期
* @return date
*/
public static Date getYesterday() {
Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.DATE, -1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 返回前一年最后一天
* @param date
* @return
*/
public static Date getLastDayOfLastYear(Date date) {
Calendar calendar = Calendar.getInstance();
return getLastDayOfYear(calendar.get(Calendar.YEAR) - 1);
}
/**
* 返回指定年的最后一天
* @param year
* @return
*/
public static Date getLastDayOfYear(int year) {
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.YEAR, year - 1);
calendar.roll(Calendar.DAY_OF_YEAR, -1);
setMidnight(calendar);
return calendar.getTime();
}
/**
* 格式化时间
* @param date
* @param pattern
* @return
*/
public static String formatDate(Date date, String pattern) {
SimpleDateFormat format = new SimpleDateFormat(pattern);
return format.format(date);
}
/**
* 解析日期
* @param source
* @param pattern
* @return
* @throws ParseException
*/
public static Date parseDate(String source, String pattern) throws ParseException {
SimpleDateFormat format = new SimpleDateFormat(pattern);
return format.parse(source);
}
/**
* 时分秒毫秒归零
* @param c
* @return
*/
public static Calendar setMidnight(Calendar c) {
c.set(Calendar.HOUR_OF_DAY, 0);
c.set(Calendar.MINUTE, 0);
c.set(Calendar.SECOND, 0);
c.set(Calendar.MILLISECOND, 0);
return c;
}
/**
* 时分秒毫秒归零
* @param c
* @return
*/
public static Date getEarlyToday() {
Calendar c = Calendar.getInstance();
setMidnight(c);
return c.getTime();
}
/**
* 字符串转日期
* @param date
* @param ymd
* @return
* @throws ParseException
*/
public static Date StringToDate(String date,String ymd) throws ParseException
{
SimpleDateFormat dateFormat=new SimpleDateFormat(ymd);
Date parse = dateFormat.parse(date);
return parse;
}
}