Package com.salesforce.datacloud.jdbc.util

Class DateTimeUtils

java.lang.Object

com.salesforce.datacloud.jdbc.util.DateTimeUtils

public final class DateTimeUtils
extends Object

Datetime utility functions.

Field Summary

Fields

Modifier and Type	Field	Description
static long	MILLIS_TO_MICRO_SECS_CONVERSION_FACTOR

Method Summary

Modifier and Type	Method	Description
static LocalDateTime	adjustForCalendar(LocalDateTime localDateTime, Calendar calendar, TimeZone defaultTimeZone)	Adjusts LocalDateTime for the given Calendar's timezone offset.
static long	applyCalendarOffset(long milliseconds)	Subtracts default Calendar's timezone offset from epoch milliseconds to get relative UTC milliseconds
static long	applyCalendarOffset(long milliseconds, Calendar calendar)
static Date	getUTCDateFromDateAndCalendar(Date date, Calendar calendar)
static Date	getUTCDateFromMilliseconds(long milliseconds)
static Time	getUTCTimeFromMilliseconds(long milliseconds)
static Time	getUTCTimeFromTimeAndCalendar(Time time, Calendar calendar)
static Timestamp	getUTCTimestampFromTimestampAndCalendar(Timestamp timestamp, Calendar calendar)
static long	localDateTimeToMicrosecondsSinceEpoch(LocalDateTime localDateTime)	Converts LocalDateTime to microseconds since epoch.
static long	millisToMicrosecondsSinceMidnight(long millis)	Converts milliseconds since midnight to microseconds since midnight.

Methods inherited from class java.lang.Object

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

Field Detail

MILLIS_TO_MICRO_SECS_CONVERSION_FACTOR

public static final long MILLIS_TO_MICRO_SECS_CONVERSION_FACTOR

See Also:

Constant Field Values

Method Detail

applyCalendarOffset

public static long applyCalendarOffset(long milliseconds)

Subtracts default Calendar's timezone offset from epoch milliseconds to get relative UTC milliseconds

applyCalendarOffset

public static long applyCalendarOffset(long milliseconds,
                                       Calendar calendar)

getUTCDateFromMilliseconds

public static Date getUTCDateFromMilliseconds(long milliseconds)

getUTCTimeFromMilliseconds

public static Time getUTCTimeFromMilliseconds(long milliseconds)

getUTCDateFromDateAndCalendar

public static Date getUTCDateFromDateAndCalendar(Date date,
                                                 Calendar calendar)

getUTCTimeFromTimeAndCalendar

public static Time getUTCTimeFromTimeAndCalendar(Time time,
                                                 Calendar calendar)

getUTCTimestampFromTimestampAndCalendar

public static Timestamp getUTCTimestampFromTimestampAndCalendar(Timestamp timestamp,
                                                                Calendar calendar)

localDateTimeToMicrosecondsSinceEpoch

public static long localDateTimeToMicrosecondsSinceEpoch(LocalDateTime localDateTime)

Converts LocalDateTime to microseconds since epoch.

Parameters:

localDateTime - The LocalDateTime to convert.

Returns:

The microseconds since epoch.

millisToMicrosecondsSinceMidnight

public static long millisToMicrosecondsSinceMidnight(long millis)

Converts milliseconds since midnight to microseconds since midnight.

Parameters:

millis - The milliseconds since midnight.

Returns:

The microseconds since midnight.

adjustForCalendar

public static LocalDateTime adjustForCalendar(LocalDateTime localDateTime,
                                              Calendar calendar,
                                              TimeZone defaultTimeZone)

Adjusts LocalDateTime for the given Calendar's timezone offset.

Parameters:

localDateTime - The LocalDateTime to adjust.

calendar - The Calendar with the target timezone.

defaultTimeZone - The default timezone to compare against.

Returns:

The adjusted LocalDateTime.