org.dmfs.rfc5545.calendarmetrics

Class JulianCalendarMetrics

java.lang.Object

org.dmfs.rfc5545.calendarmetrics.CalendarMetrics

org.dmfs.rfc5545.calendarmetrics.NoLeapMonthCalendarMetrics

org.dmfs.rfc5545.calendarmetrics.GregorianCalendarMetrics

org.dmfs.rfc5545.calendarmetrics.JulianCalendarMetrics

public class JulianCalendarMetrics
extends GregorianCalendarMetrics

Provides a set of methods that provide information about the Julian Calendar.

Nested Class Summary

Nested classes/interfaces inherited from class org.dmfs.rfc5545.calendarmetrics.CalendarMetrics

CalendarMetrics.CalendarMetricsFactory

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CALENDAR_SCALE_ALIAS
static java.lang.String	CALENDAR_SCALE_NAME
static CalendarMetrics.CalendarMetricsFactory	FACTORY

Fields inherited from class org.dmfs.rfc5545.calendarmetrics.GregorianCalendarMetrics

WEEKDAYS

Fields inherited from class org.dmfs.rfc5545.calendarmetrics.CalendarMetrics

minDaysInFirstWeek, weekStart, weekStartInt

Constructor Summary

Constructors

Constructor and Description
JulianCalendarMetrics(Weekday weekStart, int minDaysInFirstWeek) Create calendar metrics for a Julian calendar with the given week numbering.

Method Summary

Modifier and Type	Method and Description
int	getDayOfWeek(int year, int yearDay) Returns the day of week of the given year date.
int	getWeekDayOfFirstYearDay(int year) Get the weekday of the first day (which is January the 1st in a Gregorian Calendar) in the given year.
long	toInstance(long timestamp, java.util.TimeZone timeZone) Converts a timestamp to an instance in the given TimeZone.
long	toMillis(java.util.TimeZone timeZone, int year, int packedMonth, int dayOfMonth, int hours, int minutes, int seconds, int millis) Convert the given (local) date to milliseconds since the epoch using the given TimeZone.

Methods inherited from class org.dmfs.rfc5545.calendarmetrics.GregorianCalendarMetrics

getDayOfMonthOfYearDay, getDayOfYear, getDaysPerPackedMonth, getDaysPerYear, getMaxMonthDayNum, getMaxWeekNoNum, getMaxYearDayNum, getMonthAndDayOfYearDay, getMonthsPerYear, getPackedMonthOfYearDay, getWeekOfYear, getWeeksPerYear, getYearDayOfFirstWeekStart, getYearDayOfIsoYear, getYearDayOfWeekStart, getYearDaysForPackedMonth

Methods inherited from class org.dmfs.rfc5545.calendarmetrics.NoLeapMonthCalendarMetrics

getMonthsPerYear, isLeapMonth, monthNum, nextDay, nextDay, nextMonth, nextMonth, packedMonth, packedMonth, packedMonthToString, prevDay, prevDay, prevMonth, prevMonth

Methods inherited from class org.dmfs.rfc5545.calendarmetrics.CalendarMetrics

dayOfMonth, equals, getDayOfWeek, getWeekOfYear, hashCode, monthAndDay, packedMonth, scaleEquals, setDayOfWeek, startOfWeek, toMillis, toString, validate

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

CALENDAR_SCALE_ALIAS

public static final java.lang.String CALENDAR_SCALE_ALIAS

See Also:

Constant Field Values

FACTORY

public static final CalendarMetrics.CalendarMetricsFactory FACTORY

CALENDAR_SCALE_NAME

public static final java.lang.String CALENDAR_SCALE_NAME

See Also:

Constant Field Values

Constructor Detail

JulianCalendarMetrics

public JulianCalendarMetrics(Weekday weekStart,
                             int minDaysInFirstWeek)

Create calendar metrics for a Julian calendar with the given week numbering.

Parameters:

weekStart - The first day of the week.

minDaysInFirstWeek - The minimal number of days in the first week.

Method Detail

getDayOfWeek

public int getDayOfWeek(int year,
                        int yearDay)

Description copied from class: CalendarMetrics

Returns the day of week of the given year date.

Overrides:

getDayOfWeek in class CalendarMetrics

Parameters:

year - The year.

yearDay - The day of the year.

Returns:

An integer for the day of the week where 0 means Sunday and 6 means Saturday or the respective week days in the respective calendar scale.

getWeekDayOfFirstYearDay

public int getWeekDayOfFirstYearDay(int year)

Description copied from class: CalendarMetrics

Get the weekday of the first day (which is January the 1st in a Gregorian Calendar) in the given year.

Overrides:

getWeekDayOfFirstYearDay in class GregorianCalendarMetrics

Parameters:

year - The year.

Returns:

The weekday number.

toMillis

public long toMillis(java.util.TimeZone timeZone,
                     int year,
                     int packedMonth,
                     int dayOfMonth,
                     int hours,
                     int minutes,
                     int seconds,
                     int millis)

Description copied from class: CalendarMetrics

Convert the given (local) date to milliseconds since the epoch using the given TimeZone.

Overrides:

toMillis in class GregorianCalendarMetrics

Parameters:

timeZone - The time zone or null for floating dates (and all-day dates).

year - The year.

packedMonth - The packed month.

dayOfMonth - The day of the month.

hours - The hour of the day.

minutes - The minutes.

seconds - The seconds.

millis - The milliseconds.

Returns:

The milliseconds since the epoch.

toInstance

public long toInstance(long timestamp,
                       java.util.TimeZone timeZone)

Description copied from class: CalendarMetrics

Converts a timestamp to an instance in the given TimeZone.

Overrides:

toInstance in class GregorianCalendarMetrics

Parameters:

timestamp - The time in milliseconds since the epoch.

timeZone - The time zone, may be null in which case UTC will be used.

Returns:

a packed instance.