Package net.time4j.base

Interface GregorianDate

All Known Implementing Classes:
PlainDate, PlainTimestamp
public interface GregorianDate

Defines a common calendar date which is based on gregorian calendar rules.

Author:
Meno Hochschild

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getDayOfMonth()
    Yields the day of month.
    int
    getMonth()
    Yields the gregorian month as integer.
    int
    getYear()
    Yields the proleptic year according to ISO-8601.
    String
    toString()
    Yields a canonical representation in ISO-format "YYYY-MM-DD".

  • Method Details

    • getYear

      int getYear()

      Yields the proleptic year according to ISO-8601.

      The term proleptic means that the gregorian calendar rules are applied backwards even before the introduction of this calendar. Second: The year numbering is just the mathematical one as defined in ISO-8601 such that there is a year zero and even negative years: -2 = BC 3, -1 = BC 2, 0 = BC 1, 1 = AD 1, 2 = AD 2, ...

      Returns:
      proleptic iso year in range GregorianMath.MIN_YEAR - GregorianMath.MAX_YEAR

    • getMonth

      int getMonth()

      Yields the gregorian month as integer.

      Returns:
      gregorian month in range (1 = January, ..., 12 = December)

    • getDayOfMonth

      int getDayOfMonth()

      Yields the day of month.

      Returns:
      day of month in range 1 <= dayOfMonth <= 31

    • toString

      String toString()

      Yields a canonical representation in ISO-format "YYYY-MM-DD".

      Overrides:
      toString in class Object
      Returns:
      date in ISO-8601-format YYYY-MM-DD