Package org.bardframework.commons.utils

Class DateTimeUtils

java.lang.Object

org.bardframework.commons.utils.DateTimeUtils

public class DateTimeUtils
extends Object

Created by Vahid Zafari on 8/12/2016.

Field Summary

Fields

Modifier and Type	Field	Description
static final long	ONE_DAY_MILLS
static final long	ONE_HOUR_MILLS
static final long	ONE_MINUTE_MILLS
static final long	ONE_MONTH_MILLS
static final long	ONE_SECOND_MILLS
static final long	ONE_WEEK_MILLS
static final long	ONE_YEAR_MILLS

Constructor Summary

Constructors

Constructor	Description
DateTimeUtils()

Method Summary

Modifier and Type	Method	Description
static long	diffDays(long startDateEpochMills, long endDateEpochMills)
static LocalDateTime	fromEpochMills(long dateAsMills)
static LocalDateTime	fromEpochMills(long dateTimeAsMills, ZoneId zone)	Obtains an instance of LocalDateTime using milliseconds from the epoch of 1970-01-01T00:00:00Z.
static long	getNowUtc()
static long	getTodayUtc()
static long	leftDays(long startDateEpochMills)
static long	remainDays(long endDateEpochMills)
static long	toEpochMills(LocalDate date)	calculate milliseconds past from the epoch of 1970-01-01T00:00:00Z.
static long	toEpochMills(LocalDateTime dateTime)
static long	toEpochMills(LocalDateTime dateTime, ZoneOffset offset)

Methods inherited from class java.lang.Object

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

Field Details

ONE_SECOND_MILLS

public static final long ONE_SECOND_MILLS

See Also:

• Constant Field Values

ONE_MINUTE_MILLS

public static final long ONE_MINUTE_MILLS

See Also:

• Constant Field Values

ONE_HOUR_MILLS

public static final long ONE_HOUR_MILLS

See Also:

• Constant Field Values

ONE_DAY_MILLS

public static final long ONE_DAY_MILLS

See Also:

• Constant Field Values

ONE_WEEK_MILLS

public static final long ONE_WEEK_MILLS

See Also:

• Constant Field Values

ONE_MONTH_MILLS

public static final long ONE_MONTH_MILLS

See Also:

• Constant Field Values

ONE_YEAR_MILLS

public static final long ONE_YEAR_MILLS

See Also:

• Constant Field Values

Constructor Details

DateTimeUtils

public DateTimeUtils()

Method Details

getNowUtc

public static long getNowUtc()

getTodayUtc

public static long getTodayUtc()

toEpochMills

public static long toEpochMills(LocalDateTime dateTime)

toEpochMills

public static long toEpochMills(LocalDateTime dateTime,
 ZoneOffset offset)

fromEpochMills

public static LocalDateTime fromEpochMills(long dateAsMills)

fromEpochMills

public static LocalDateTime fromEpochMills(long dateTimeAsMills,
 ZoneId zone)

Obtains an instance of LocalDateTime using milliseconds from the epoch of 1970-01-01T00:00:00Z.

Parameters:

dateTimeAsMills - the number of milliseconds after 1970-01-01T00:00:00Z

zone - the zone

Returns:

a LocalDateTime, not null

diffDays

public static long diffDays(long startDateEpochMills,
 long endDateEpochMills)

leftDays

public static long leftDays(long startDateEpochMills)

remainDays

public static long remainDays(long endDateEpochMills)

toEpochMills

public static long toEpochMills(LocalDate date)

calculate milliseconds past from the epoch of 1970-01-01T00:00:00Z.

Parameters:

date - an instance of (@code LocalDate)

Returns:

past milliseconds from 1970-01-01T00:00:00Z according (!@code date) at 23:59:59:99:999.

Throws:

IllegalArgumentException - if null date passed to method.