Package org.miaixz.bus.core.center.date.culture.cn

Class JulianDay

java.lang.Object

org.miaixz.bus.core.center.date.culture.Tradition

org.miaixz.bus.core.center.date.culture.Loops

org.miaixz.bus.core.center.date.culture.cn.JulianDay

All Implemented Interfaces:

Almanac, Culture

public class JulianDay
extends Loops

儒略日

Since:

Java 17+

Author:

Kimi Liu

Field Summary

Fields

Modifier and Type	Field	Description
protected double	day	儒略日
static final double	J2000	2000年儒略日数(2000-1-1 12:00:00 UTC)

Constructor Summary

Constructors

Constructor	Description
JulianDay(double day)

Method Summary

Modifier and Type	Method	Description
static JulianDay	fromJulianDay(double day)
static JulianDay	fromYmdHms(int year, int month, int day, int hour, int minute, int second)
double	getDay()	儒略日
String	getName()	名称
SolarDay	getSolarDay()	公历日
SolarTime	getSolarTime()	公历时刻
Week	getWeek()	星期
JulianDay	next(int n)	推移
double	subtract(JulianDay target)	儒略日相减

Methods inherited from class org.miaixz.bus.core.center.date.culture.Tradition

equals, indexOf, toString

Methods inherited from class java.lang.Object

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

Field Details

J2000

public static final double J2000

2000年儒略日数(2000-1-1 12:00:00 UTC)

See Also:

• Constant Field Values

day

protected double day

儒略日

Constructor Details

JulianDay

public JulianDay(double day)

Method Details

fromJulianDay

public static JulianDay fromJulianDay(double day)

fromYmdHms

public static JulianDay fromYmdHms(int year,
 int month,
 int day,
 int hour,
 int minute,
 int second)

getDay

public double getDay()

儒略日

Returns:

儒略日

getName

public String getName()

Description copied from interface: Almanac

名称

Returns:

名称

next

public JulianDay next(int n)

Description copied from interface: Culture

推移

Parameters:

n - 推移步数

Returns:

this

getSolarDay

public SolarDay getSolarDay()

公历日

Returns:

公历日

getSolarTime

public SolarTime getSolarTime()

公历时刻

Returns:

公历时刻

getWeek

public Week getWeek()

星期

Returns:

星期

subtract

public double subtract(JulianDay target)

儒略日相减

Parameters:

target - 儒略日

Returns:

差