| 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. | 
| Modifier and Type | Method and Description | 
|---|---|
| Era | LocalDate. getEra()Gets the era applicable at this date. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | HijrahEraAn era in the Hijrah calendar system. | 
| class  | IsoEraAn era in the ISO calendar system. | 
| class  | JapaneseEraAn era in the Japanese Imperial calendar system. | 
| class  | MinguoEraAn era in the Minguo calendar system. | 
| class  | ThaiBuddhistEraAn era in the Thai Buddhist calendar system. | 
| Modifier and Type | Method and Description | 
|---|---|
| Era | Chronology. eraOf(int eraValue)Creates the chronology era object from the numeric value. | 
| default Era | ChronoLocalDate. getEra()Gets the era, as defined by the chronology. | 
| Modifier and Type | Method and Description | 
|---|---|
| List<Era> | ThaiBuddhistChronology. eras() | 
| List<Era> | MinguoChronology. eras() | 
| List<Era> | JapaneseChronology. eras() | 
| List<Era> | HijrahChronology. eras() | 
| List<Era> | IsoChronology. eras() | 
| List<Era> | Chronology. eras()Gets the list of eras for the chronology. | 
| Modifier and Type | Method and Description | 
|---|---|
| ThaiBuddhistDate | ThaiBuddhistChronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains a local date in Thai Buddhist calendar system from the
 era, year-of-era, month-of-year and day-of-month fields. | 
| MinguoDate | MinguoChronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains a local date in Minguo calendar system from the
 era, year-of-era, month-of-year and day-of-month fields. | 
| JapaneseDate | JapaneseChronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains a local date in Japanese calendar system from the
 era, year-of-era, month-of-year and day-of-month fields. | 
| HijrahDate | HijrahChronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains a local date in Hijrah calendar system from the
 era, year-of-era, month-of-year and day-of-month fields. | 
| LocalDate | IsoChronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains an ISO local date from the era, year-of-era, month-of-year
 and day-of-month fields. | 
| default ChronoLocalDate | Chronology. date(Era era,
    int yearOfEra,
    int month,
    int dayOfMonth)Obtains a local date in this chronology from the era, year-of-era,
 month-of-year and day-of-month fields. | 
| ThaiBuddhistDate | ThaiBuddhistChronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains a local date in Thai Buddhist calendar system from the
 era, year-of-era and day-of-year fields. | 
| MinguoDate | MinguoChronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains a local date in Minguo calendar system from the
 era, year-of-era and day-of-year fields. | 
| JapaneseDate | JapaneseChronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains a local date in Japanese calendar system from the
 era, year-of-era and day-of-year fields. | 
| HijrahDate | HijrahChronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains a local date in Hijrah calendar system from the
 era, year-of-era and day-of-year fields. | 
| LocalDate | IsoChronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains an ISO local date from the era, year-of-era and day-of-year fields. | 
| default ChronoLocalDate | Chronology. dateYearDay(Era era,
           int yearOfEra,
           int dayOfYear)Obtains a local date in this chronology from the era, year-of-era and
 day-of-year fields. | 
| int | ThaiBuddhistChronology. prolepticYear(Era era,
             int yearOfEra) | 
| int | MinguoChronology. prolepticYear(Era era,
             int yearOfEra) | 
| int | JapaneseChronology. prolepticYear(Era era,
             int yearOfEra) | 
| int | HijrahChronology. prolepticYear(Era era,
             int yearOfEra) | 
| int | IsoChronology. prolepticYear(Era era,
             int yearOfEra) | 
| int | Chronology. prolepticYear(Era era,
             int yearOfEra)Calculates the proleptic-year given the era and year-of-era. | 
 Submit a bug or feature 
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
 Copyright © 1993, 2025, Oracle and/or its affiliates.  All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.