Uses of Interface
org.holiday.calendar.function.Observance

Packages that use Observance

Package	Description
org.holiday.calendar	Base classes and interfaces of the Holiday Calendar API.
org.holiday.calendar.observance	Base classes for Observance implementations, used throughout the regional calendar modules.
org.holiday.calendar.observance.au	Implementations of Observance for holidays observed in Australia.
org.holiday.calendar.observance.ca	Implementations of Observance for holidays observed exclusively in Canada.
org.holiday.calendar.observance.christian	Christian moveable-feast observances shared across multiple Western (and MENA) calendars.
org.holiday.calendar.observance.de	Implementations of Observance for holidays observed exclusively on Xetra/Frankfurt Stock Exchange (Germany).
org.holiday.calendar.observance.eg	Implementation of Observance for Egypt's ShamElNessim (Egyptian spring festival), a CompositeObservance computed as the day after Coptic Easter Sunday via OrthodoxEaster.
org.holiday.calendar.observance.eu	Implementations of Observance for holidays observed in the European Union.
org.holiday.calendar.observance.fr	Implementations of Observance for holidays observed exclusively on Euronext Paris (France).
org.holiday.calendar.observance.hebrew	Implementations of Observance for Israel's Hebrew-calendar national holidays and their TASE/Bank of Israel "erev" (eve) early-close counterparts: RoshHashanah (and RoshHashanahDay2), YomKippur, Sukkot, SheminiAtzeret, HoshanaRaba, Passover (and PassoverEnd), Shavuot, IndependenceDay (with its statutory postponement rule), and YomHazikaron (Memorial Day, coupled to the day before Independence Day).
org.holiday.calendar.observance.hindu	Implementation of Observance for Singapore's Hindu public holiday, Deepavali (Diwali), gazetted annually by the Singapore government and loaded from a classpath CSV lookup table via CsvObservanceLoader.
org.holiday.calendar.observance.islamic.apac	Implementations of Observance for Singapore's Islamic public holidays: HariRayaPuasa (Eid al-Fitr) and HariRayaHaji (Eid al-Adha).
org.holiday.calendar.observance.islamic.mena	Implementations of Observance for Islamic (Hijri) calendar holidays observed across the MENA module: EidAlFitr (and its multi-day variants EidAlFitrDay2–Day4), EidAlAdha (and EidAlAdhaDay2–Day4), ArafatDay, IslamicNewYear, Ashura (and AshuraDay2), ProphetsBirthday (and ProphetsBirthdayDay2), and IsraMiraj.
org.holiday.calendar.observance.jp	Implementations of Observance for Japanese national public holidays: ComingOfAgeDay, VernalEquinoxDay, MarineDay, RespectForTheAgedDay, AutumnalEquinoxDay, SportsDay, and EmperorsBirthday (whose date changes with the reigning Emperor).
org.holiday.calendar.observance.lunar	Implementations of Observance for Chinese lunisolar-calendar holidays: Chinese New Year ( ChineseNewYearDay parameterized by day number 1–7, plus the convenience ChineseNewYearFirstDay and ChineseNewYearSecondDay), QingmingFestival, DragonBoatFestival, MidAutumnFestival, and VesakDay.
org.holiday.calendar.observance.qa	Implementations of Observance for Qatar-specific fixed-rule holidays: QatarNationalSportsDay (second Tuesday of February, established by Emiri Decree No. 80 of 2011) and QatarBanksHoliday.
org.holiday.calendar.observance.sg	Implementations of Observance for holidays observed exclusively on Singapore Exchange (SGX).
org.holiday.calendar.observance.uk	Implementations of Observance for holidays observed exclusively in the United Kingdom.
org.holiday.calendar.observance.us	Implementations of Observance for holidays observed exclusively in the United States.

Uses of Observance in org.holiday.calendar

Methods in org.holiday.calendar that return Observance

Modifier and Type	Method	Description
Observance	EarlyCloseHoliday.getObservance()
Observance	FloatingHoliday.getObservance()
Observance	EarlyCloseHoliday.observance()	Returns the value of the observance record component.

Methods in org.holiday.calendar with parameters of type Observance

Modifier and Type	Method	Description
Holiday.HolidayBuilder	Holiday.HolidayBuilder.observance(Observance observance)

Constructors in org.holiday.calendar with parameters of type Observance

Modifier	Constructor	Description
	EarlyCloseHoliday(String name, String description, Observance observance, LocalTime closeTime, ZoneId zoneId)	Canonical constructor.
	FloatingHoliday(String name, String description, Observance observance)	Construct a new instance that is rollable by default.
	FloatingHoliday(String name, String description, Observance observance, boolean rollable)	Construct a new instance with explicit rollable control.

Uses of Observance in org.holiday.calendar.observance

Classes in org.holiday.calendar.observance that implement Observance

Modifier and Type	Class	Description
class	AbstractObservance	Abstract base class for Observance implementations, providing standard null-guard and year-validity logic.
class	CompositeObservance	Abstract base class for observances that are computed relative to another Observance (the base).

Fields in org.holiday.calendar.observance declared as Observance

Modifier and Type	Field	Description
protected final Observance	CompositeObservance.base

Constructors in org.holiday.calendar.observance with parameters of type Observance

Modifier	Constructor	Description
protected	CompositeObservance(Observance base)

Uses of Observance in org.holiday.calendar.observance.au

Classes in org.holiday.calendar.observance.au that implement Observance

Modifier and Type	Class	Description
class	BankHoliday	Observance of the Bank Holiday public holiday in New South Wales, Australia, observed on the first Monday in August.
class	ChristmasEveEarlyClose	Observance of the Australian Securities Exchange's Christmas Eve half-day close (December 24).
class	KingsBirthday	Observance of the King's Birthday public holiday in Australia (ASX), observed on the second Monday in June.
class	NewYearsEveEarlyClose	Observance of the Australian Securities Exchange's New Year's Eve half-day close (December 31).

Uses of Observance in org.holiday.calendar.observance.ca

Classes in org.holiday.calendar.observance.ca that implement Observance

Modifier and Type	Class	Description
class	BoxingDayCAD	Observance of Boxing Day for the Bank of Canada (Lynx) settlement calendar.
class	ChristmasEveEarlyClose	Observance of the Toronto Stock Exchange's Christmas Eve half-day close (December 24).
class	CivicHoliday	Observance of Civic Holiday - public holiday in Canada celebrated on the first Monday in August.
class	FamilyDay	Observance of Family Day - a widely-celebrated regional holiday in Canada for spending time with families and emphasizing the importance of family values.
class	FamilyDayCAD	Observance of Family Day as a federal Bank Act statutory holiday - the third Monday in February.
class	LabourDay	Observance of Labour Day - a statutory public holiday in Canada that occurs on the first Monday in September.
class	NationalDayForTruthAndReconciliation	Observance of the National Day for Truth and Reconciliation - a federal statutory holiday on 30 September, honouring the survivors and victims of Canada's Indian residential school system and acknowledging the ongoing impacts on Indigenous communities.
class	Thanksgiving	Observance of Thanksgiving - a day to give thanks for the things one has at the close of the harvest season.
class	VictoriaDay	Observance of Victoria Day - a federal Canadian public holiday on the last Monday in May preceding May 25, celebrated as the official birthday of the sovereign of Canada.

Uses of Observance in org.holiday.calendar.observance.christian

Subinterfaces of Observance in org.holiday.calendar.observance.christian

Modifier and Type	Interface	Description
interface	EasterObservance	Marker extension of Observance for representing a particular calculation of a recognized observance of Easter.

Classes in org.holiday.calendar.observance.christian that implement Observance

Modifier and Type	Class	Description
class	AscensionDay	The 40th day of Easter.
class	AshWednesday	Observance of Ash Wednesday - the first day of the Christian season of Lent.
class	CorpusChristi	Observance of the Feast of Corpus Christi, a liturgical solemnity celebrated in the Roman Catholic, Anglican, and Western Orthodox churches.
class	EasterMonday	Observance of Easter Monday - that is, the day after Easter Sunday.
class	GoodFriday	Observance of Good Friday, the commemoration of the crucifixion of Jesus Christ.
class	OrthodoxEaster	Observance of Orthodox Easter as recognized by the Orthodox church.
class	PalmSunday	Observance of Palm Sunday - the Sunday before Easter.
class	ShroveTuesday	Observance of Shrove Tuesday, the day before Ash Wednesday - the first day of the Christian season of Lent.
class	WesternEaster	Observance of Western Easter as recognized by Roman Catholic and Protestant Christian denominations.
class	WhitMonday	Observance of Whit Monday, the Monday following Whit Sunday.
class	WhitSunday	Observance of Whit Sunday (also known as Whitsun or Pentecost), the commemoration of the descent of the Holy Spirit upon Christ's disciples.

Uses of Observance in org.holiday.calendar.observance.de

Classes in org.holiday.calendar.observance.de that implement Observance

Modifier and Type	Class	Description
class	ChristmasEve	Observance of Xetra/Frankfurt Stock Exchange's Christmas Eve full non-trading day (December 24, an "Erfüllungstag"/settlement day).
class	NewYearsEve	Observance of Xetra/Frankfurt Stock Exchange's New Year's Eve full non-trading day (December 31, an "Erfüllungstag"/settlement day).

Uses of Observance in org.holiday.calendar.observance.eg

Classes in org.holiday.calendar.observance.eg that implement Observance

Modifier and Type	Class	Description
class	ShamElNessim	Observance of Sham El-Nessim (شم النسيم), the Egyptian spring festival.

Uses of Observance in org.holiday.calendar.observance.eu

Classes in org.holiday.calendar.observance.eu that implement Observance

Modifier and Type	Class	Description
class	EuropeDay	Observance of Europe Day - a day celebrating "peace and unity in Europe" celebrated on 5 May by the Council of Europe and on 9 May by the European Union.
class	MayDay	Observance of May Day - an ancient festival marking the first day of summer.
class	VictoryInEuropeDay	Observance of Victory in Europe Day (V-E Day) - commemorates the formal acceptance by the Allies of World War II of Nazi Germany's unconditional surrender of its armed forces on 8 May 1945.

Uses of Observance in org.holiday.calendar.observance.fr

Classes in org.holiday.calendar.observance.fr that implement Observance

Modifier and Type	Class	Description
class	ChristmasEveEarlyClose	Observance of Euronext Paris's Christmas Eve half-day close (December 24).
class	NewYearsEveEarlyClose	Observance of Euronext Paris's New Year's Eve half-day close (December 31).

Uses of Observance in org.holiday.calendar.observance.hebrew

Classes in org.holiday.calendar.observance.hebrew that implement Observance

Modifier and Type	Class	Description
class	ErevPassover	Observance of Erev Passover — the eve of Pesach, the day preceding Passover, on which many Israeli businesses close early.
class	ErevRoshHashanah	Observance of Erev Rosh Hashanah — the eve of the Jewish New Year, the day preceding RoshHashanah, on which many Israeli businesses close early.
class	ErevShavuot	Observance of Erev Shavuot — the eve of the Feast of Weeks / Pentecost, the day preceding Shavuot, on which many Israeli businesses close early.
class	ErevSukkot	Observance of Erev Sukkot — the eve of the Festival of Tabernacles, the day preceding Sukkot, on which many Israeli businesses close early.
class	ErevYomKippur	Observance of Erev Yom Kippur — the eve of the Day of Atonement, the day preceding YomKippur, on which many Israeli businesses close early.
class	HoshanaRaba	Observance of Hoshana Raba (21 Tishri) — the seventh and final day of Sukkot.
class	IndependenceDay	Observance of Yom Ha'atzmaut — Israeli Independence Day (5 Iyar).
class	Passover	Observance of Passover (15 Nisan) — the first day of Pesach.
class	PassoverEnd	Observance of the last day of Passover (21 Nisan) — the seventh day of Pesach.
class	RoshHashanah	Observance of Rosh Hashanah (1 Tishri) — the Jewish New Year, first day.
class	RoshHashanahDay2	Observance of Rosh Hashanah (2 Tishri) — the Jewish New Year, second day.
class	Shavuot	Observance of Shavuot (6 Sivan) — the Feast of Weeks / Pentecost.
class	SheminiAtzeret	Observance of Shemini Atzeret / Simchat Torah (22 Tishri).
class	Sukkot	Observance of Sukkot (15 Tishri) — the Festival of Tabernacles, first day.
class	YomHazikaron	Observance of Yom Hazikaron — Israeli Memorial Day (4 Iyar).
class	YomKippur	Observance of Yom Kippur (10 Tishri) — the Day of Atonement.

Uses of Observance in org.holiday.calendar.observance.hindu

Classes in org.holiday.calendar.observance.hindu that implement Observance

Modifier and Type	Class	Description
class	Deepavali	Observance of Deepavali (Diwali), the Hindu Festival of Lights.

Uses of Observance in org.holiday.calendar.observance.islamic.apac

Classes in org.holiday.calendar.observance.islamic.apac that implement Observance

Modifier and Type	Class	Description
class	HariRayaHaji	Observance of Hari Raya Haji (Eid al-Adha), the Feast of Sacrifice on the 10th day of Dhu al-Hijjah.
class	HariRayaPuasa	Observance of Hari Raya Puasa (Eid al-Fitr), marking the end of Ramadan.

Uses of Observance in org.holiday.calendar.observance.islamic.mena

Classes in org.holiday.calendar.observance.islamic.mena that implement Observance

Modifier and Type	Class	Description
class	ArafatDay	Observance of Arafat Day (9 Dhu al-Hijjah AH), the day of standing at Mount Arafat — the day before Eid al-Adha.
class	Ashura	Observance of Ashura (10 Muharram AH), the first day of the two-day Ashura public holiday in Bahrain.
class	AshuraDay2	Observance of the second day of Ashura (11 Muharram AH).
class	EidAlAdha	Observance of Eid al-Adha, the Feast of Sacrifice (10 Dhu al-Hijjah AH).
class	EidAlAdhaDay2	Observance of the second day of Eid al-Adha (11 Dhu al-Hijjah AH), marking the continuation of the Feast of Sacrifice.
class	EidAlAdhaDay3	Observance of the third day of Eid al-Adha (12 Dhu al-Hijjah AH), marking the continuation of the Feast of Sacrifice.
class	EidAlAdhaDay4	Observance of the fourth day of Eid al-Adha (13 Dhu al-Hijjah AH), marking the final day of the Feast of Sacrifice.
class	EidAlFitr	Observance of Eid al-Fitr, marking the end of Ramadan (1 Shawwal AH).
class	EidAlFitrDay2	Observance of the second day of Eid al-Fitr (2 Shawwal AH), marking the continuation of the Eid al-Fitr celebration.
class	EidAlFitrDay3	Observance of the third day of Eid al-Fitr (3 Shawwal AH), marking the continuation of the Eid al-Fitr celebration.
class	EidAlFitrDay4	Observance of the fourth day of Eid al-Fitr (4 Shawwal AH), marking the final day of the Eid al-Fitr celebration.
class	IslamicNewYear	Observance of Islamic New Year (1 Muharram AH), the first day of the Islamic lunar calendar year.
class	IsraMiraj	Observance of Isra and Mi'raj (27 Rajab AH), commemorating the night journey and ascension of the Prophet Muhammad.
class	ProphetsBirthday	Observance of the Prophet's Birthday (Mawlid an-Nabi), commemorating the birth of the Prophet Muhammad (12 Rabi' al-Awwal AH).
class	ProphetsBirthdayDay2	Observance of the second day of the Prophet's Birthday (Mawlid an-Nabi), commemorating the continuation of the Mawlid celebration (13 Rabi' al-Awwal AH).

Uses of Observance in org.holiday.calendar.observance.jp

Classes in org.holiday.calendar.observance.jp that implement Observance

Modifier and Type	Class	Description
class	AutumnalEquinoxDay	Observance of Autumnal Equinox Day (秋分の日) — a Japanese national holiday observed on the day of the astronomical autumnal equinox in Japan Standard Time.
class	ComingOfAgeDay	Observance of Coming of Age Day (成人の日) — a Japanese national holiday honouring those who have reached the age of majority.
class	EmperorsBirthday	Observance of the Emperor's Birthday (天皇誕生日) — a Japanese national holiday marking the birthday of the reigning Emperor.
class	MarineDay	Observance of Marine Day (海の日) — a Japanese national holiday celebrating the ocean and the maritime nation of Japan.
class	RespectForTheAgedDay	Observance of Respect for the Aged Day (敬老の日) — a Japanese national holiday honouring elderly citizens.
class	SportsDay	Observance of Sports Day (スポーツの日), formerly Health and Sports Day (体育の日) — a Japanese national holiday promoting sporting activity.
class	VernalEquinoxDay	Observance of Vernal Equinox Day (春分の日) — a Japanese national holiday observed on the day of the astronomical vernal equinox in Japan Standard Time.

Uses of Observance in org.holiday.calendar.observance.lunar

Classes in org.holiday.calendar.observance.lunar that implement Observance

Modifier and Type	Class	Description
class	ChineseNewYearDay	Observance of a specific day within the Chinese New Year (Spring Festival) holiday window, numbered from Day 1 (the first day of the first lunar month) through Day 7.
class	ChineseNewYearFirstDay	Observance of Chinese New Year (first day), also known as Lunar New Year.
class	ChineseNewYearSecondDay	Observance of Chinese New Year (second day), the day following the first day of the Chinese lunisolar new year.
class	DragonBoatFestival	Observance of Dragon Boat Festival (端午节, Duanwu), which falls on the 5th day of the 5th month of the Chinese lunisolar calendar.
class	MidAutumnFestival	Observance of Mid-Autumn Festival (中秋节), which falls on the 15th day of the 8th month of the Chinese lunisolar calendar — the full moon of autumn.
class	QingmingFestival	Observance of Qingming Festival (清明, Tomb Sweeping Day), which falls on the solar term at ecliptic longitude 15° — the 5th of the 24 Chinese solar terms.
class	VesakDay	Observance of Vesak Day (also known as Buddha's Birthday), commemorating the birth, enlightenment, and death of Gautama Buddha.

Uses of Observance in org.holiday.calendar.observance.qa

Classes in org.holiday.calendar.observance.qa that implement Observance

Modifier and Type	Class	Description
class	QatarBanksHoliday	Observance of the Qatar Banks Holiday — the first Sunday of March.
class	QatarNationalSportsDay	Observance of Qatar National Sports Day — the second Tuesday of February.

Uses of Observance in org.holiday.calendar.observance.sg

Classes in org.holiday.calendar.observance.sg that implement Observance

Modifier and Type	Class	Description
class	ChristmasEveEarlyClose	Observance of the Singapore Exchange's (SGX) Christmas Eve half-day close (December 24).
class	NewYearsEveEarlyClose	Observance of the Singapore Exchange's (SGX) New Year's Eve half-day close (December 31).

Uses of Observance in org.holiday.calendar.observance.uk

Classes in org.holiday.calendar.observance.uk that implement Observance

Modifier and Type	Class	Description
class	ChristmasEveEarlyClose	Observance of the London Stock Exchange's Christmas Eve half-day close (December 24).
class	EarlyMayBankHoliday	Observance of Early May bank holiday - a proclaimed bank holiday in the United Kingdom since 1978.
class	NewYearsEveEarlyClose	Observance of the London Stock Exchange's New Year's Eve half-day close (December 31).
class	SpringBankHoliday	Observance of Spring or Late May bank holiday - a statutory bank holiday in the United Kingdom since 1971.
class	SummerBankHoliday	Observance of Summer bank holiday - a statutory bank holiday in the United Kingdom since 1971.

Uses of Observance in org.holiday.calendar.observance.us

Classes in org.holiday.calendar.observance.us that implement Observance

Modifier and Type	Class	Description
class	ChristmasEveEarlyClose	Observance of the NYSE's Christmas Eve half-day close (December 24).
class	ColumbusDay	Observance of Columbus Day - a federal holiday in the United States which officially celebrates the anniversary of the arrival of Christopher Columbus in the Americas on October 12, 1492.
class	DayAfterThanksgiving	Observance of the Day After Thanksgiving - the Friday following the fourth Thursday in November.
class	JulyThirdEarlyClose	Observance of the NYSE's July 3rd half-day close, ahead of Independence Day.
class	LaborDay	Observance of Labor Day - a federal holiday in the United States that occurs on the first Monday in September.
class	MartinLutherKingJrDay	Observance of Birthday of Martin Luther King, Jr. - a federal holiday in the United States that marks the birthday of Dr.
class	MemorialDay	Observance of Memorial Day - a federal holiday in the United States for mourning all US military personnel who died while serving in the United States armed forces.
class	PresidentsDay	Observance of Presidents' Day - a federal holiday in the United States that honors all persons who served in the office of President of the United States.
class	Thanksgiving	Observance of Thanksgiving - a day to give thanks for the things one has at the close of the harvest season.