Uses of Class
java.time.ZoneId

Packages that use ZoneId

Package	Description
java.time	The main API for dates, times, instants, and durations.
java.time.chrono	Generic API for calendar systems other than the default ISO.
java.time.format	Provides classes to print and parse dates and times.
java.time.temporal	Access to date and time using fields and units, and date time adjusters.
java.util	Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.

Uses of ZoneId in java.time

Subclasses of ZoneId in java.time

Modifier and Type	Class	Description
class	ZoneOffset	A time-zone offset from Greenwich/UTC, such as +02:00.

Methods in java.time that return ZoneId

Modifier and Type	Method	Description
static ZoneId	ZoneId.from(TemporalAccessor temporal)	Obtains an instance of ZoneId from a temporal object.
abstract ZoneId	Clock.getZone()	Gets the time-zone being used to create dates and times.
ZoneId	ZonedDateTime.getZone()	Gets the time-zone, such as 'Europe/Paris'.
ZoneId	ZoneId.normalized()	Normalizes the time-zone ID, returning a ZoneOffset where possible.
static ZoneId	ZoneId.of(String zoneId)	Obtains an instance of ZoneId from an ID ensuring that the ID is valid and available for use.
static ZoneId	ZoneId.of(String zoneId, Map<String,String> aliasMap)	Obtains an instance of ZoneId using its ID using a map of aliases to supplement the standard zone IDs.
static ZoneId	ZoneId.ofOffset(String prefix, ZoneOffset offset)	Obtains an instance of ZoneId wrapping an offset.
static ZoneId	ZoneId.systemDefault()	Gets the system default time-zone.

Methods in java.time with parameters of type ZoneId

Modifier and Type	Method	Description
ZonedDateTime	LocalDate.atStartOfDay(ZoneId zone)	Returns a zoned date-time from this date at the earliest valid time according to the rules in the time-zone.
ZonedDateTime	Instant.atZone(ZoneId zone)	Combines this instant with a time-zone to create a ZonedDateTime.
ZonedDateTime	LocalDateTime.atZone(ZoneId zone)	Combines this date-time with a time-zone to create a ZonedDateTime.
ZonedDateTime	OffsetDateTime.atZoneSameInstant(ZoneId zone)	Combines this date-time with a time-zone to create a ZonedDateTime ensuring that the result has the same instant.
ZonedDateTime	OffsetDateTime.atZoneSimilarLocal(ZoneId zone)	Combines this date-time with a time-zone to create a ZonedDateTime trying to keep the same local date and time.
static Clock	Clock.fixed(Instant fixedInstant, ZoneId zone)	Obtains a clock that always returns the same instant.
static LocalDate	LocalDate.now(ZoneId zone)	Obtains the current date from the system clock in the specified time-zone.
static LocalDateTime	LocalDateTime.now(ZoneId zone)	Obtains the current date-time from the system clock in the specified time-zone.
static LocalTime	LocalTime.now(ZoneId zone)	Obtains the current time from the system clock in the specified time-zone.
static MonthDay	MonthDay.now(ZoneId zone)	Obtains the current month-day from the system clock in the specified time-zone.
static OffsetDateTime	OffsetDateTime.now(ZoneId zone)	Obtains the current date-time from the system clock in the specified time-zone.
static OffsetTime	OffsetTime.now(ZoneId zone)	Obtains the current time from the system clock in the specified time-zone.
static Year	Year.now(ZoneId zone)	Obtains the current year from the system clock in the specified time-zone.
static YearMonth	YearMonth.now(ZoneId zone)	Obtains the current year-month from the system clock in the specified time-zone.
static ZonedDateTime	ZonedDateTime.now(ZoneId zone)	Obtains the current date-time from the system clock in the specified time-zone.
static ZonedDateTime	ZonedDateTime.of(int year, int month, int dayOfMonth, int hour, int minute, int second, int nanoOfSecond, ZoneId zone)	Obtains an instance of ZonedDateTime from a year, month, day, hour, minute, second, nanosecond and time-zone.
static ZonedDateTime	ZonedDateTime.of(LocalDate date, LocalTime time, ZoneId zone)	Obtains an instance of ZonedDateTime from a local date and time.
static ZonedDateTime	ZonedDateTime.of(LocalDateTime localDateTime, ZoneId zone)	Obtains an instance of ZonedDateTime from a local date-time.
static LocalDate	LocalDate.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of LocalDate from an Instant and zone ID.
static LocalDateTime	LocalDateTime.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of LocalDateTime from an Instant and zone ID.
static LocalTime	LocalTime.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of LocalTime from an Instant and zone ID.
static OffsetDateTime	OffsetDateTime.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of OffsetDateTime from an Instant and zone ID.
static OffsetTime	OffsetTime.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of OffsetTime from an Instant and zone ID.
static ZonedDateTime	ZonedDateTime.ofInstant(Instant instant, ZoneId zone)	Obtains an instance of ZonedDateTime from an Instant.
static ZonedDateTime	ZonedDateTime.ofInstant(LocalDateTime localDateTime, ZoneOffset offset, ZoneId zone)	Obtains an instance of ZonedDateTime from the instant formed by combining the local date-time and offset.
static ZonedDateTime	ZonedDateTime.ofLocal(LocalDateTime localDateTime, ZoneId zone, ZoneOffset preferredOffset)	Obtains an instance of ZonedDateTime from a local date-time using the preferred offset if possible.
static ZonedDateTime	ZonedDateTime.ofStrict(LocalDateTime localDateTime, ZoneOffset offset, ZoneId zone)	Obtains an instance of ZonedDateTime strictly validating the combination of local date-time, offset and zone ID.
static Clock	Clock.system(ZoneId zone)	Obtains a clock that returns the current instant using the best available system clock.
static Clock	Clock.tickMillis(ZoneId zone)	Obtains a clock that returns the current instant ticking in whole milliseconds using the best available system clock.
static Clock	Clock.tickMinutes(ZoneId zone)	Obtains a clock that returns the current instant ticking in whole minutes using the best available system clock.
static Clock	Clock.tickSeconds(ZoneId zone)	Obtains a clock that returns the current instant ticking in whole seconds using the best available system clock.
abstract Clock	Clock.withZone(ZoneId zone)	Returns a copy of this clock with a different time-zone.
ZonedDateTime	ZonedDateTime.withZoneSameInstant(ZoneId zone)	Returns a copy of this date-time with a different time-zone, retaining the instant.
ZonedDateTime	ZonedDateTime.withZoneSameLocal(ZoneId zone)	Returns a copy of this date-time with a different time-zone, retaining the local date-time if possible.

Uses of ZoneId in java.time.chrono

Methods in java.time.chrono that return ZoneId

Modifier and Type	Method	Description
ZoneId	ChronoZonedDateTime.getZone()	Gets the zone ID, such as 'Europe/Paris'.

Methods in java.time.chrono with parameters of type ZoneId

Modifier and Type	Method	Description
ChronoZonedDateTime<D>	ChronoLocalDateTime.atZone(ZoneId zone)	Combines this time with a time-zone to create a ChronoZonedDateTime.
default ChronoLocalDate	Chronology.dateNow(ZoneId zone)	Obtains the current local date in this chronology from the system clock in the specified time-zone.
LocalDate	IsoChronology.dateNow(ZoneId zone)	Obtains the current ISO local date from the system clock in the specified time-zone.
static HijrahDate	HijrahDate.now(ZoneId zone)	Obtains the current HijrahDate of the Islamic Umm Al-Qura calendar in the specified time-zone.
static JapaneseDate	JapaneseDate.now(ZoneId zone)	Obtains the current JapaneseDate from the system clock in the specified time-zone.
static MinguoDate	MinguoDate.now(ZoneId zone)	Obtains the current MinguoDate from the system clock in the specified time-zone.
static ThaiBuddhistDate	ThaiBuddhistDate.now(ZoneId zone)	Obtains the current ThaiBuddhistDate from the system clock in the specified time-zone.
ChronoZonedDateTime<D>	ChronoZonedDateTime.withZoneSameInstant(ZoneId zone)	Returns a copy of this date-time with a different time-zone, retaining the instant.
ChronoZonedDateTime<D>	ChronoZonedDateTime.withZoneSameLocal(ZoneId zone)	Returns a copy of this date-time with a different time-zone, retaining the local date-time if possible.
default ChronoZonedDateTime<? extends ChronoLocalDate>	Chronology.zonedDateTime(Instant instant, ZoneId zone)	Obtains a ChronoZonedDateTime in this chronology from an Instant.
ZonedDateTime	IsoChronology.zonedDateTime(Instant instant, ZoneId zone)	Obtains an ISO zoned date-time in this chronology from an Instant.

Uses of ZoneId in java.time.format

Methods in java.time.format that return ZoneId

Modifier and Type	Method	Description
ZoneId	DateTimeFormatter.getZone()	Gets the overriding zone to be used during formatting.

Methods in java.time.format with parameters of type ZoneId

Modifier and Type	Method	Description
DateTimeFormatter	DateTimeFormatter.withZone(ZoneId zone)	Returns a copy of this formatter with a new override zone.

Method parameters in java.time.format with type arguments of type ZoneId

Modifier and Type	Method	Description
DateTimeFormatterBuilder	DateTimeFormatterBuilder.appendGenericZoneText(TextStyle textStyle, Set<ZoneId> preferredZones)	Appends the generic time-zone name, such as 'Pacific Time', to the formatter.
DateTimeFormatterBuilder	DateTimeFormatterBuilder.appendZoneText(TextStyle textStyle, Set<ZoneId> preferredZones)	Appends the time-zone name, such as 'British Summer Time', to the formatter.

Uses of ZoneId in java.time.temporal

Methods in java.time.temporal that return types with arguments of type ZoneId

Modifier and Type	Method	Description
static TemporalQuery<ZoneId>	TemporalQueries.zone()	A lenient query for the ZoneId, falling back to the ZoneOffset.
static TemporalQuery<ZoneId>	TemporalQueries.zoneId()	A strict query for the ZoneId.

Uses of ZoneId in java.util

Methods in java.util that return ZoneId

Modifier and Type	Method	Description
ZoneId	TimeZone.toZoneId()	Converts this TimeZone object to a ZoneId.

Methods in java.util with parameters of type ZoneId

Modifier and Type	Method	Description
static TimeZone	TimeZone.getTimeZone(ZoneId zoneId)	Gets the TimeZone for the given zoneId.