Module java.base

Class JapaneseChronology

java.lang.Object
java.time.chrono.AbstractChronology
java.time.chrono.JapaneseChronology
All Implemented Interfaces:
Serializable, Comparable<Chronology>, Chronology

public final class JapaneseChronology extends AbstractChronology implements Serializable
The Japanese Imperial calendar system.

This chronology defines the rules of the Japanese Imperial calendar system. This calendar system is primarily used in Japan. The Japanese Imperial calendar system is the same as the ISO calendar system apart from the era-based year numbering.

Japan introduced the Gregorian calendar starting with Meiji 6. Only Meiji and later eras are supported; dates before Meiji 6, January 1 are not supported.

The supported ChronoField instances are:

  • DAY_OF_WEEK
  • DAY_OF_MONTH
  • DAY_OF_YEAR
  • EPOCH_DAY
  • MONTH_OF_YEAR
  • PROLEPTIC_MONTH
  • YEAR_OF_ERA
  • YEAR
  • ERA
Implementation Requirements:
This class is immutable and thread-safe.
Since:
1.8
See Also: