com.hfg.datetime

Class DateUtil

java.lang.Object

com.hfg.datetime.DateUtil

public class DateUtil
extends Object

Date-related utility functions.

Field Summary

Fields

Modifier and Type	Field and Description
static DateTimeFormatter	W3CDTF_FORMATTER ISO 8601 datetime format.

Constructor Summary

Constructors

Constructor and Description
DateUtil()

Method Summary

Modifier and Type	Method and Description
static Date	addDaysToDate(Date inStartDate, Integer inDays)
static Date	applyZoneOffset(Date inDate, ZoneOffset inOffset) Note that Date should really no longer be used! Use java.time.LocalDateTime instead.
static Date	convertToDate(LocalDateTime inValue)
static LocalDateTime	convertToLocalDateTime(Date inDate)
static LocalDateTime	convertToLocalDateTime(Instant inDate)
static ZonedDateTime	convertToUTCZonedDateTime(Instant inValue)
static ZonedDateTime	convertToZonedDateTime(Date inDate)
static ZonedDateTime	convertToZonedDateTime(Instant inDate)
static String	generateElapsedTimeString(long inStartTime)
static String	generateElapsedTimeString(long inStartTime, long inEndTime)
static int	getCurrentYear()
static DateTimeFormatter	getFormatterUsingPhpSyntax(String inPhpFormatString) Makes a best attempt to convert php date format syntax into Java data format syntax.
static String	getISO_8601_Date()
static String	getISO_8601_Date(Date inDate)
static String	getISO_8601_Date(Instant inDate)
static String	getISO_8601_Date(LocalDateTime inValue)
static String	getISO_8601_Date(ZonedDateTime inValue)
static int	getYear(Date inDate)
static String	getYYYY_MM_DD_HH_mm_aa()
static String	getYYYY_MM_DD_HH_mm_aa(Date inDate)
static String	getYYYY_MM_DD_HH_mm_aa(LocalDateTime inValue)
static String	getYYYY_MM_DD_HH_mm_ss()
static String	getYYYY_MM_DD_HH_mm_ss(Date inDate)
static String	getYYYY_MM_DD_HH_mm_ss(LocalDateTime inValue)
static String	getYYYY_MM_DD()
static String	getYYYY_MM(Date inValue, char inSeparator)
static String	getYYYY_MM(LocalDateTime inValue, char inSeparator)
static String	getYYYYMMDD()
static String	getYYYYMMDD(Date inValue)
static String	getYYYYMMDD(LocalDateTime inValue)
static String	getYYYYMMDD(ZonedDateTime inValue)
static Date	roundToNextHour(Date inStartTime)
static Date	roundToNextMinute(Date inStartTime)
static Date	threadsafeParse(String inDateString, SimpleDateFormat inFormat)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

W3CDTF_FORMATTER

public static final DateTimeFormatter W3CDTF_FORMATTER

ISO 8601 datetime format. Ex: 2001-07-04T12:08:56.235-07:00 See http://www.w3.org/TR/NOTE-datetime. Not thread-safe on its own.

Constructor Detail

DateUtil

public DateUtil()

Method Detail

threadsafeParse

public static Date threadsafeParse(String inDateString,
                                   SimpleDateFormat inFormat)
                            throws ParseException

Throws:

ParseException

generateElapsedTimeString

public static String generateElapsedTimeString(long inStartTime)

getCurrentYear

public static int getCurrentYear()

getYear

public static int getYear(Date inDate)

roundToNextMinute

public static Date roundToNextMinute(Date inStartTime)

roundToNextHour

public static Date roundToNextHour(Date inStartTime)

generateElapsedTimeString

public static String generateElapsedTimeString(long inStartTime,
                                               long inEndTime)

convertToLocalDateTime

public static LocalDateTime convertToLocalDateTime(Date inDate)

convertToLocalDateTime

public static LocalDateTime convertToLocalDateTime(Instant inDate)

convertToZonedDateTime

public static ZonedDateTime convertToZonedDateTime(Date inDate)

convertToZonedDateTime

public static ZonedDateTime convertToZonedDateTime(Instant inDate)

convertToDate

public static Date convertToDate(LocalDateTime inValue)

convertToUTCZonedDateTime

public static ZonedDateTime convertToUTCZonedDateTime(Instant inValue)

applyZoneOffset

public static Date applyZoneOffset(Date inDate,
                                   ZoneOffset inOffset)

Note that Date should really no longer be used! Use java.time.LocalDateTime instead.

Parameters:

inDate - the Date object to be adjusted

inOffset - the ZoneOffset to use for adjustment

Returns:

a Date object that has been forcibly adjusted by the specified timezone offset.

getISO_8601_Date

public static String getISO_8601_Date()

getISO_8601_Date

public static String getISO_8601_Date(Date inDate)

getISO_8601_Date

public static String getISO_8601_Date(Instant inDate)

getISO_8601_Date

public static String getISO_8601_Date(LocalDateTime inValue)

getISO_8601_Date

public static String getISO_8601_Date(ZonedDateTime inValue)

getYYYYMMDD

public static String getYYYYMMDD()

getYYYYMMDD

public static String getYYYYMMDD(Date inValue)

getYYYYMMDD

public static String getYYYYMMDD(LocalDateTime inValue)

getYYYYMMDD

public static String getYYYYMMDD(ZonedDateTime inValue)

getYYYY_MM

public static String getYYYY_MM(Date inValue,
                                char inSeparator)

getYYYY_MM

public static String getYYYY_MM(LocalDateTime inValue,
                                char inSeparator)

getYYYY_MM_DD

public static String getYYYY_MM_DD()

getYYYY_MM_DD_HH_mm_aa

public static String getYYYY_MM_DD_HH_mm_aa()

getYYYY_MM_DD_HH_mm_aa

public static String getYYYY_MM_DD_HH_mm_aa(Date inDate)

getYYYY_MM_DD_HH_mm_aa

public static String getYYYY_MM_DD_HH_mm_aa(LocalDateTime inValue)

getYYYY_MM_DD_HH_mm_ss

public static String getYYYY_MM_DD_HH_mm_ss()

getYYYY_MM_DD_HH_mm_ss

public static String getYYYY_MM_DD_HH_mm_ss(Date inDate)

getYYYY_MM_DD_HH_mm_ss

public static String getYYYY_MM_DD_HH_mm_ss(LocalDateTime inValue)

addDaysToDate

public static Date addDaysToDate(Date inStartDate,
                                 Integer inDays)

getFormatterUsingPhpSyntax

public static DateTimeFormatter getFormatterUsingPhpSyntax(String inPhpFormatString)

Makes a best attempt to convert php date format syntax into Java data format syntax. Not all specifiers are supported.

Parameters:

inPhpFormatString - the date format in php synatx

Returns:

a SimpleDateFormat object