java.lang.Object

cn.dlysxx.www.common.date.DateUtil

public class DateUtil extends Object

Utility for Date.

Field Summary

Fields

Modifier and Type

Field

Description

static final String

HHMMSS

HHmmss (e.g. 164225)

static final String

HHMMSS_TIME

HH:mm:ss (e.g. 16:42:25)

static final String

HHMMSSSSS

HHmmssSSS (e.g. 164225611)

static final String

ISO_LOCAL_DATE

ISO_LOCAL_DATE (e.g. 2016-04-20)

static final String

ISO_LOCAL_DATE_TIME

ISO_LOCAL_DATE_TIME (e.g. 2016-04-20T16:42:25.611)

static final String

ISO_LOCAL_TIME

ISO_LOCAL_TIME (e.g. 16:42:25.611)

static final String

ISO_ZONED_DATE_TIME

ISO_ZONED_DATE_TIME (e.g. 2016-04-20T16:42:25.611+09:00[Asia/Tokyo])

static final String

MM

MM (e.g. 04)

static final String

UU

uu (e.g. 16)

static final String

UUMM

uuMM (e.g. 1604)

static final String

UUUU

uuuu (e.g. 2016)

static final String

UUUUMM

uuuuMM (e.g. 201604)

static final String

UUUUMM_HYPHEN

uuuu-MM (e.g. 2016-04)

static final String

UUUUMM_SLASH

uuuu/MM (e.g. 2016/04)

static final String

UUUUMMDD

uuuuMMdd (e.g. 20160420)

static final String

UUUUMMDD_SLASH

uuuu/MM/dd (e.g. 2016/04/20)

static final String

UUUUMMDDHHMM

uuuuMMddHHmm (e.g. 201604201642)

static final String

UUUUMMDDHHMM_HYPHEN

uuuu-MM-dd HHmm (e.g. 2016-04-20 16:42)

static final String

UUUUMMDDHHMM_SLASH

uuuu/MM/dd HHmm (e.g. 2016/04/20 16:42)

static final String

UUUUMMDDHHMMSS

uuuuMMddHHmmss (e.g. 20160420164225)

static final String

UUUUMMDDHHMMSS_HYPHEN

uuuu-MM-dd HH:mm:ss (e.g. 2016-04-20 16:42:25)

static final String

UUUUMMDDHHMMSS_SLASH

uuuu/MM/dd HH:mm:ss (e.g. 2016/04/20 16:42:25)

static final String

UUUUMMDDHHMMSSSSS

uuuuMMddHHmmssSSS (e.g. 20160420164225611)

static final String

UUUUMMDDHHMMSSSSS_HYPHEN

uuuu-MM-dd HH:mm:ss.SSS (e.g. 2016-04-20 16:42:25.611)

static final String

UUUUMMDDHHMMSSSSS_SLASH

uuuu/MM/dd HH:mm:ss.SSS (e.g. 2016/04/20 16:42:25.611)
Constructor Summary

Constructors

Constructor

Description

DateUtil()
Method Summary

Modifier and Type

Method

Description

static boolean

isIntime(Date start, Date end, Date target)

Check if the date is in the specified period.

static Calendar

nowCalendar(String timeZone)

Get system date

static Date

nowDate(String timeZone)

Get system date

static LocalDate

nowLocalDate(String timeZone)

Get system date

static LocalDateTime

nowLocalDateTime(String timeZone)

Get system date

static LocalTime

nowLocalTime(String timeZone)

Get system date

static String

nowString(String format, String timeZone)

Get system date

static YearMonth

nowYearMonth(String timeZone)

Get system date

static ZonedDateTime

nowZonedDateTime(String timeZone)

Get system date

static Calendar

toCalendar(String str, String format)

Convert String to Calendar.

static Calendar

toCalendar(LocalDate localDate)

Convert LocalDate to Calendar.

static Calendar

toCalendar(LocalDateTime localDateTime)

Convert LocalDateTime to Calendar.

static Calendar

toCalendar(LocalTime localTime, String timeZone)

Convert LocalTime to Calendar.

static Calendar

toCalendar(ZonedDateTime zonedDateTime)

Convert ZonedDateTime to Calendar.

static Calendar

toCalendar(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to Calendar.

static Calendar

toCalendar(Date date)

Convert Date to Calendar.

static Date

toDate(String str, String format)

Convert String to Date.

static Date

toDate(LocalDate localDate)

Convert LocalDate to Date.

static Date

toDate(LocalDateTime localDateTime)

Convert LocalDateTime to Date.

static Date

toDate(LocalTime localTime, String timeZone)

Convert LocalTime to Date.

static Date

toDate(ZonedDateTime zonedDateTime)

Convert ZonedDateTime to Date.

static Date

toDate(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to Date.

static Date

toDate(Calendar cal)

Convert Calendar to Date.

static LocalDate

toLocalDate(String str, String format)

Convert String to LocalDate.

static LocalDate

toLocalDate(LocalDateTime localDateTime)

Convert LocalDateTime to LocalDate.

static LocalDate

toLocalDate(ZonedDateTime zonedDateTime)

Convert ZonedDateTime to LocalDate.

static LocalDate

toLocalDate(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to LocalDate.

static LocalDate

toLocalDate(Calendar cal)

Convert Calendar to LocalDate.

static LocalDate

toLocalDate(Date date)

Convert Date to LocalDate.

static LocalDateTime

toLocalDateTime(String str, String format)

Convert String to LocalDateTime.

static LocalDateTime

toLocalDateTime(LocalDate localDate)

Convert LocalDate to LocalDateTime.

static LocalDateTime

toLocalDateTime(LocalDateTime localDateTime, ZoneId from, ZoneId to)

Convert LocalDateTime to LocalDateTime.

static LocalDateTime

toLocalDateTime(LocalTime localTime, String timeZone)

Convert LocalTime to LocalDateTime.

static LocalDateTime

toLocalDateTime(ZonedDateTime zonedDateTime)

Convert ZonedDateTime to LocalDateTime.

static LocalDateTime

toLocalDateTime(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to LocalDateTime.

static LocalDateTime

toLocalDateTime(Calendar cal)

Convert Calendar to LocalDateTime.

static LocalDateTime

toLocalDateTime(Date date)

Convert Date to LocalDateTime.

static LocalTime

toLocalTime(String str, String format)

Convert String to LocalTime.

static LocalTime

toLocalTime(LocalDateTime localDateTime)

Convert LocalDateTime to LocalTime.

static LocalTime

toLocalTime(ZonedDateTime zonedDateTime)

Convert ZonedDateTime to LocalTime.

static LocalTime

toLocalTime(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to LocalTime.

static LocalTime

toLocalTime(Date date)

Convert Date to LocalTime.

static String

toString(LocalDate localDate, String format)

Convert LocalDate to String.

static String

toString(LocalDateTime localDateTime, String format)

Convert LocalDateTime to String.

static String

toString(LocalTime localTime, String format)

Convert LocalTime to String.

static String

toString(YearMonth yearMonth, String format)

Convert YearMonth to String.

static String

toString(ZonedDateTime zonedDateTime, String format)

Convert ZonedDateTime to String.

static String

toString(ZonedDateTime zonedDateTime, String timeZone, String format)

Convert ZonedDateTime to String.

static String

toString(Calendar cal, String format)

Convert Calendar to String.

static String

toString(Date date, String format)

Convert Date to String.

static YearMonth

toYearMonth(String str, String format)

Convert String to YearMonth.

static YearMonth

toYearMonth(Calendar cal)

Convert Calendar to YearMonth.

static ZonedDateTime

toZonedDateTime(String str, String formatWithTimeZone)

Convert String to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(String str, String formatWithoutTimeZone, String timeZone)

Convert String to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(LocalDate localDate, String timeZone)

Convert LocalDate to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(LocalDateTime localDateTime, String timeZone)

Convert LocalDateTime to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(LocalTime localTime, String timeZone)

Convert LocalTime to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(ZonedDateTime zonedDateTime, String timeZone)

Convert ZonedDateTime to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(Calendar cal, String timeZone)

Convert Calendar to ZonedDateTime.

static ZonedDateTime

toZonedDateTime(Date date, String timeZone)

Convert Date to ZonedDateTime.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- ISO_ZONED_DATE_TIME
  
  public static final String ISO_ZONED_DATE_TIME
  
  ISO_ZONED_DATE_TIME (e.g. 2016-04-20T16:42:25.611+09:00[Asia/Tokyo])
  See Also:
  
  Constant Field Values
- ISO_LOCAL_DATE_TIME
  
  public static final String ISO_LOCAL_DATE_TIME
  
  ISO_LOCAL_DATE_TIME (e.g. 2016-04-20T16:42:25.611)
  See Also:
  
  Constant Field Values
- ISO_LOCAL_DATE
  
  public static final String ISO_LOCAL_DATE
  
  ISO_LOCAL_DATE (e.g. 2016-04-20)
  See Also:
  
  Constant Field Values
- ISO_LOCAL_TIME
  
  public static final String ISO_LOCAL_TIME
  
  ISO_LOCAL_TIME (e.g. 16:42:25.611)
  See Also:
  
  Constant Field Values
- UU
  
  public static final String UU
  
  uu (e.g. 16)
  See Also:
  
  Constant Field Values
- UUUU
  
  public static final String UUUU
  
  uuuu (e.g. 2016)
  See Also:
  
  Constant Field Values
- MM
  
  public static final String MM
  
  MM (e.g. 04)
  See Also:
  
  Constant Field Values
- UUMM
  
  public static final String UUMM
  
  uuMM (e.g. 1604)
  See Also:
  
  Constant Field Values
- UUUUMM
  
  public static final String UUUUMM
  
  uuuuMM (e.g. 201604)
  See Also:
  
  Constant Field Values
- UUUUMM_HYPHEN
  
  public static final String UUUUMM_HYPHEN
  
  uuuu-MM (e.g. 2016-04)
  See Also:
  
  Constant Field Values
- UUUUMM_SLASH
  
  public static final String UUUUMM_SLASH
  
  uuuu/MM (e.g. 2016/04)
  See Also:
  
  Constant Field Values
- UUUUMMDD
  
  public static final String UUUUMMDD
  
  uuuuMMdd (e.g. 20160420)
  See Also:
  
  Constant Field Values
- UUUUMMDD_SLASH
  
  public static final String UUUUMMDD_SLASH
  
  uuuu/MM/dd (e.g. 2016/04/20)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMM
  
  public static final String UUUUMMDDHHMM
  
  uuuuMMddHHmm (e.g. 201604201642)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMM_HYPHEN
  
  public static final String UUUUMMDDHHMM_HYPHEN
  
  uuuu-MM-dd HHmm (e.g. 2016-04-20 16:42)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMM_SLASH
  
  public static final String UUUUMMDDHHMM_SLASH
  
  uuuu/MM/dd HHmm (e.g. 2016/04/20 16:42)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSS
  
  public static final String UUUUMMDDHHMMSS
  
  uuuuMMddHHmmss (e.g. 20160420164225)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSS_HYPHEN
  
  public static final String UUUUMMDDHHMMSS_HYPHEN
  
  uuuu-MM-dd HH:mm:ss (e.g. 2016-04-20 16:42:25)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSS_SLASH
  
  public static final String UUUUMMDDHHMMSS_SLASH
  
  uuuu/MM/dd HH:mm:ss (e.g. 2016/04/20 16:42:25)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSSSSS
  
  public static final String UUUUMMDDHHMMSSSSS
  
  uuuuMMddHHmmssSSS (e.g. 20160420164225611)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSSSSS_HYPHEN
  
  public static final String UUUUMMDDHHMMSSSSS_HYPHEN
  
  uuuu-MM-dd HH:mm:ss.SSS (e.g. 2016-04-20 16:42:25.611)
  See Also:
  
  Constant Field Values
- UUUUMMDDHHMMSSSSS_SLASH
  
  public static final String UUUUMMDDHHMMSSSSS_SLASH
  
  uuuu/MM/dd HH:mm:ss.SSS (e.g. 2016/04/20 16:42:25.611)
  See Also:
  
  Constant Field Values
- HHMMSS_TIME
  
  public static final String HHMMSS_TIME
  
  HH:mm:ss (e.g. 16:42:25)
  See Also:
  
  Constant Field Values
- HHMMSS
  
  public static final String HHMMSS
  
  HHmmss (e.g. 164225)
  See Also:
  
  Constant Field Values
- HHMMSSSSS
  
  public static final String HHMMSSSSS
  
  HHmmssSSS (e.g. 164225611)
  See Also:
  
  Constant Field Values
Constructor Details
- DateUtil
  
  public DateUtil()
Method Details
- nowZonedDateTime
  
  public static ZonedDateTime nowZonedDateTime(String timeZone)
  
  Get system date. (ZonedDateTime)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime
- nowLocalDateTime
  
  public static LocalDateTime nowLocalDateTime(String timeZone)
  
  Get system date. (LocalDateTime)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  LocalDateTime
- nowLocalDate
  
  public static LocalDate nowLocalDate(String timeZone)
  
  Get system date. (LocalDate)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  LocalDate
- nowLocalTime
  
  public static LocalTime nowLocalTime(String timeZone)
  
  Get system date. (LocalTime)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  LocalTime
- nowDate
  
  public static Date nowDate(String timeZone)
  
  Get system date. (Date)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  Date
- nowCalendar
  
  public static Calendar nowCalendar(String timeZone)
  
  Get system date. (Calendar)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  Calendar
- nowYearMonth
  
  public static YearMonth nowYearMonth(String timeZone)
  
  Get system date. (YearMonth)
  
  Parameters:
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  YearMonth
- nowString
  
  public static String nowString(String format, String timeZone)
  
  Get system date. (String)
  
  Parameters:
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  String
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to ZonedDateTime.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/20 08:00:00 +9000)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(LocalDateTime localDateTime, String timeZone)
  
  Convert LocalDateTime to ZonedDateTime.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(LocalDate localDate, String timeZone)
  
  Convert LocalDate to ZonedDateTime.
  
  Parameters:
  
  localDate - LocalDate (e.g. 2016/04/19)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 00:00:00 +0000)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(LocalTime localTime, String timeZone)
  
  Convert LocalTime to ZonedDateTime.
  
  Parameters:
  
  localTime - LocalTime (e.g. 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000, Date = LocalDate.now())
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(Date date, String timeZone)
  
  Convert Date to ZonedDateTime.
  e.g. If parameters are Date = 2016/04/19 23:00:00, timeZone = "UTC", returns 2016/04/19 23:00:00 +0000 (UTC)
  
  Parameters:
  
  date - Date (e.g. 2016/04/19 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(Calendar cal, String timeZone)
  
  Convert Calendar to ZonedDateTime.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(String str, String formatWithTimeZone)
  
  Convert String to ZonedDateTime.
  
  Parameters:
  
  str - String (e.g. 2016/04/19 23:00:00 +0000)
  
  formatWithTimeZone - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss Z")
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
- toZonedDateTime
  
  public static ZonedDateTime toZonedDateTime(String str, String formatWithoutTimeZone, String timeZone)
  
  Convert String to ZonedDateTime.
  
  Parameters:
  
  str - String (e.g. 2016/04/19 23:00:00)
  
  formatWithoutTimeZone - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. UTC)
  
  Returns:
  
  ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to LocalDateTime.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/20 08:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(ZonedDateTime zonedDateTime)
  
  Convert ZonedDateTime to LocalDateTime.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 23:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(LocalDateTime localDateTime, ZoneId from, ZoneId to)
  
  Convert LocalDateTime to LocalDateTime.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  from - ZoneId like UTC.
  
  to - ZoneId like JST.
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 08:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(LocalDate localDate)
  
  Convert LocalDate to LocalDateTime.
  
  Parameters:
  
  localDate - LocalDate (e.g. 2016/04/19)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 00:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(LocalTime localTime, String timeZone)
  
  Convert LocalTime to LocalDateTime.
  
  Parameters:
  
  localTime - LocalTime (e.g. 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 23:00:00, Date = nowLocalDate())
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(Date date)
  
  Convert Date to LocalDateTime.
  
  Parameters:
  
  date - Date (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 23:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(Calendar cal)
  
  Convert Calendar to LocalDateTime.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 23:00:00)
- toLocalDateTime
  
  public static LocalDateTime toLocalDateTime(String str, String format)
  
  Convert String to LocalDateTime.
  
  Parameters:
  
  str - String (e.g. "2016/04/19 23:00:00")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  LocalDateTime (e.g. 2016/04/19 23:00:00)
- toLocalDate
  
  public static LocalDate toLocalDate(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to LocalDate.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  LocalDate (e.g. 2016/04/20)
- toLocalDate
  
  public static LocalDate toLocalDate(ZonedDateTime zonedDateTime)
  
  Convert ZonedDateTime to LocalDate.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  Returns:
  
  LocalDate (e.g. 2016/04/19)
- toLocalDate
  
  public static LocalDate toLocalDate(LocalDateTime localDateTime)
  
  Convert LocalDateTime to LocalDate.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  LocalDate (e.g. 2016/04/19)
- toLocalDate
  
  public static LocalDate toLocalDate(Date date)
  
  Convert Date to LocalDate.
  
  Parameters:
  
  date - Date (e.g. 2016/04/19)
  
  Returns:
  
  LocalDate (e.g. 2016/04/19)
- toLocalDate
  
  public static LocalDate toLocalDate(Calendar cal)
  
  Convert Calendar to LocalDate.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19)
  
  Returns:
  
  LocalDate (e.g. 2016/04/19)
- toLocalDate
  
  public static LocalDate toLocalDate(String str, String format)
  
  Convert String to LocalDate.
  
  Parameters:
  
  str - String (e.g. "2016/04/19")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd")
  
  Returns:
  
  LocalDate (e.g. 2016/04/19)
- toLocalTime
  
  public static LocalTime toLocalTime(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to LocalTime.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  LocalTime (e.g. 08:00:00)
- toLocalTime
  
  public static LocalTime toLocalTime(ZonedDateTime zonedDateTime)
  
  Convert ZonedDateTime to LocalTime.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  Returns:
  
  LocalTime (e.g. 23:00:00)
- toLocalTime
  
  public static LocalTime toLocalTime(LocalDateTime localDateTime)
  
  Convert LocalDateTime to LocalTime.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  LocalTime (e.g. 23:00:00)
- toLocalTime
  
  public static LocalTime toLocalTime(Date date)
  
  Convert Date to LocalTime.
  
  Parameters:
  
  date - Date (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  LocalTime (e.g. 23:00:00)
- toLocalTime
  
  public static LocalTime toLocalTime(String str, String format)
  
  Convert String to LocalTime.
  
  Parameters:
  
  str - String (e.g. "2016/04/19 23:00:00")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "HH:mm:ss")
  
  Returns:
  
  LocalTime (e.g. 23:00:00)
- toDate
  
  public static Date toDate(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to Date.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  Date (e.g. 2016/04/20 08:00:00)
- toDate
  
  public static Date toDate(ZonedDateTime zonedDateTime)
  
  Convert ZonedDateTime to Date.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  Returns:
  
  Date (e.g. 2016/04/19 23:00:00)
- toDate
  
  public static Date toDate(LocalDateTime localDateTime)
  
  Convert LocalDateTime to Date.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  Date (e.g. 2016/04/19 23:00:00)
- toDate
  
  public static Date toDate(LocalDate localDate)
  
  Convert LocalDate to Date.
  
  Parameters:
  
  localDate - LocalDate (e.g. 2016/04/19)
  
  Returns:
  
  Date (e.g. 2016/04/19 00:00:00)
- toDate
  
  public static Date toDate(LocalTime localTime, String timeZone)
  
  Convert LocalTime to Date.
  
  Parameters:
  
  localTime - LocalTime (e.g. 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  Date (e.g. 2016/04/19 23:00:00, Date = nowLocalDate())
- toDate
  
  public static Date toDate(Calendar cal)
  
  Convert Calendar to Date.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  Date (e.g. 2016/04/19 23:00:00)
- toDate
  
  public static Date toDate(String str, String format)
  
  Convert String to Date.
  
  Parameters:
  
  str - String (e.g. "2016/04/19 23:00:00")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  Date (e.g. 2016/04/19 23:00:00)
- toCalendar
  
  public static Calendar toCalendar(ZonedDateTime zonedDateTime, String timeZone)
  
  Convert ZonedDateTime to Calendar.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  Calendar (e.g. 2016/04/20 08:00:00)
- toCalendar
  
  public static Calendar toCalendar(ZonedDateTime zonedDateTime)
  
  Convert ZonedDateTime to Calendar.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  Returns:
  
  Calendar (e.g. 2016/04/19 23:00:00)
- toCalendar
  
  public static Calendar toCalendar(LocalDateTime localDateTime)
  
  Convert LocalDateTime to Calendar.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  Calendar (e.g. 2016/04/19 23:00:00)
- toCalendar
  
  public static Calendar toCalendar(LocalDate localDate)
  
  Convert LocalDate to Calendar.
  
  Parameters:
  
  localDate - LocalDate (e.g. 2016/04/19)
  
  Returns:
  
  Calendar (e.g. 2016/04/19 00:00:00)
- toCalendar
  
  public static Calendar toCalendar(LocalTime localTime, String timeZone)
  
  Convert LocalTime to Calendar.
  
  Parameters:
  
  localTime - LocalTime (e.g. 23:00:00)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  Returns:
  
  Calendar (e.g. 2016/04/19 23:00:00, Date = nowLocalDate())
- toCalendar
  
  public static Calendar toCalendar(Date date)
  
  Convert Date to Calendar.
  
  Parameters:
  
  date - Date (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  Calendar (e.g. 2016/04/19 23:00:00)
- toCalendar
  
  public static Calendar toCalendar(String str, String format)
  
  Convert String to Calendar.
  
  Parameters:
  
  str - String (e.g. "2016/04/19 23:00:00")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  Calendar (e.g. 2016/04/19 23:00:00)
- toYearMonth
  
  public static YearMonth toYearMonth(Calendar cal)
  
  Convert Calendar to YearMonth.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19 23:00:00)
  
  Returns:
  
  YearMonth (e.g. 2016/04)
- toYearMonth
  
  public static YearMonth toYearMonth(String str, String format)
  
  Convert String to YearMonth.
  
  Parameters:
  
  str - String (e.g. "2016/04")
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM")
  
  Returns:
  
  YearMonth (e.g. 2016/04)
- toString
  
  public static String toString(ZonedDateTime zonedDateTime, String timeZone, String format)
  
  Convert ZonedDateTime to String.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  timeZone - ZoneId like UTC, JST, ECT, or Asia/Tokyo, Europe/Paris... (e.g. JST)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss Z")
  
  Returns:
  
  String (e.g. "2016/04/20 08:00:00 +0000")
- toString
  
  public static String toString(ZonedDateTime zonedDateTime, String format)
  
  Convert ZonedDateTime to String.
  
  Parameters:
  
  zonedDateTime - ZonedDateTime (e.g. 2016/04/19 23:00:00 +0000)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss Z")
  
  Returns:
  
  String (e.g. "2016/04/19 23:00:00 +0000")
- toString
  
  public static String toString(LocalDateTime localDateTime, String format)
  
  Convert LocalDateTime to String.
  
  Parameters:
  
  localDateTime - LocalDateTime (e.g. 2016/04/19 23:00:00)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  String (e.g. "2016/04/19 23:00:00")
- toString
  
  public static String toString(LocalDate localDate, String format)
  
  Convert LocalDate to String.
  
  Parameters:
  
  localDate - LocalDate (e.g. 2016/04/19)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  String (e.g. "2016/04/19 00:00:00")
- toString
  
  public static String toString(LocalTime localTime, String format)
  
  Convert LocalTime to String.
  
  Parameters:
  
  localTime - LocalTime (e.g. 2016/04/19)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  String (e.g. "2016/04/19 00:00:00")
- toString
  
  public static String toString(Date date, String format)
  
  Convert Date to String.
  
  Parameters:
  
  date - Date (e.g. 2016/04/19 23:00:00)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  String (e.g. "2016/04/19 23:00:00")
- toString
  
  public static String toString(Calendar cal, String format)
  
  Convert Calendar to String.
  
  Parameters:
  
  cal - Calendar (e.g. 2016/04/19 23:00:00)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM/dd HH:mm:ss")
  
  Returns:
  
  String (e.g. "2016/04/19 23:00:00")
- toString
  
  public static String toString(YearMonth yearMonth, String format)
  
  Convert YearMonth to String.
  
  Parameters:
  
  yearMonth - YearMonth (e.g. 2016/04)
  
  format - DateTimeFormatter.ofPattern(java.lang.String) (e.g. "uuuu/MM")
  
  Returns:
  
  String (e.g. "2016/04")
- isIntime
  
  public static boolean isIntime(Date start, Date end, Date target)
  
  Check if the date is in the specified period.
  
  Parameters:
  
  start - start date
  
  end - end date
  
  target - target date
  
  Returns:
  
  intime：true, out of time：false

Class DateUtil

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Details

ISO_ZONED_DATE_TIME

ISO_LOCAL_DATE_TIME

ISO_LOCAL_DATE

ISO_LOCAL_TIME

UU

UUUU

MM

UUMM

UUUUMM

UUUUMM_HYPHEN

UUUUMM_SLASH

UUUUMMDD

UUUUMMDD_SLASH

UUUUMMDDHHMM

UUUUMMDDHHMM_HYPHEN

UUUUMMDDHHMM_SLASH

UUUUMMDDHHMMSS

UUUUMMDDHHMMSS_HYPHEN

UUUUMMDDHHMMSS_SLASH

UUUUMMDDHHMMSSSSS

UUUUMMDDHHMMSSSSS_HYPHEN

UUUUMMDDHHMMSSSSS_SLASH

HHMMSS_TIME

HHMMSS

HHMMSSSSS

Constructor Details

DateUtil

Method Details

nowZonedDateTime

nowLocalDateTime

nowLocalDate

nowLocalTime

nowDate

nowCalendar

nowYearMonth

nowString

toZonedDateTime

toZonedDateTime

toZonedDateTime

toZonedDateTime

toZonedDateTime

toZonedDateTime

toZonedDateTime

toZonedDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDateTime

toLocalDate

toLocalDate

toLocalDate

toLocalDate

toLocalDate

toLocalDate

toLocalTime

toLocalTime

toLocalTime

toLocalTime

toLocalTime

toDate

toDate

toDate

toDate

toDate

toDate

toDate

toCalendar

toCalendar

toCalendar

toCalendar