webcab.lib.calendar
Class BusinessCalendarUtilities

java.lang.Object
  |
  +--webcab.lib.calendar.BusinessCalendarUtilities

public class BusinessCalendarUtilities

extends Object

Utility class. It serves for finding out several religious, astronomical important dates specific to different regions of the globe.

Field Summary

static String	DEFAULT_CALENDAR_NAME A string constant which identifies the DefaultBusinessCalendar implementation.
static String	LONDON_CALENDAR_NAME A string constant which identifies the LondonBusinessCalendar implementation.
static String	NEWYORK_CALENDAR_NAME A string constant which identifies the NewYorkBusinessCalendar implementation.
static String	TOKYO_CALENDAR_NAME A string constant which identifies the TokyoBusinessCalendar implementation.

Method Summary

static int	autumnalEquinox(int year) Returns the Autumnal Equinox day as a day of year.
static int	catholicEasterMonday(int year) Returns the Catholic Easter Monday day as a day of year.
static Calendar	dateToCalendar(Date date) Gets the Calendar instance equivalent to Date instance, date.
static BusinessCalendar	getInstance(String cityCalendarName) Factory method for getting specific business calendars.
static int	vernalEquinox(int year) Returns the Vernal Equinox day as a day of year.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_CALENDAR_NAME

public static final String DEFAULT_CALENDAR_NAME

A string constant which identifies the DefaultBusinessCalendar implementation. The value of this constant is DEFAULT.

See Also:

Constant Field Values

NEWYORK_CALENDAR_NAME

public static final String NEWYORK_CALENDAR_NAME

A string constant which identifies the NewYorkBusinessCalendar implementation. The value of this constant is NEW_YORK.

See Also:

Constant Field Values

LONDON_CALENDAR_NAME

public static final String LONDON_CALENDAR_NAME

A string constant which identifies the LondonBusinessCalendar implementation. The value of this constant is LONDON.

See Also:

Constant Field Values

TOKYO_CALENDAR_NAME

public static final String TOKYO_CALENDAR_NAME

A string constant which identifies the TokyoBusinessCalendar implementation. The value of this constant is TOKYO.

See Also:

Constant Field Values

Method Detail

catholicEasterMonday

public static int catholicEasterMonday(int year)

Returns the Catholic Easter Monday day as a day of year.

Parameters:

year - the year we are interested in

Returns:

the Catholic Easter Monday as a day of year

Throws:

IllegalArgumentException - if year is less than 1900 or greater than 2100

vernalEquinox

public static int vernalEquinox(int year)

Returns the Vernal Equinox day as a day of year.

Parameters:

year - the year we are interested in

Returns:

the Vernal Equinox day as a day of year

Throws:

IllegalArgumentException - if year is less than 1900 or greater than 2100

autumnalEquinox

public static int autumnalEquinox(int year)

Returns the Autumnal Equinox day as a day of year.

Parameters:

year - the year we are interested in

Returns:

the Autumnal Equinox day as a day of year

Throws:

IllegalArgumentException - if year is less than 1900 or greater than 2100

dateToCalendar

public static Calendar dateToCalendar(Date date)

Gets the Calendar instance equivalent to Date instance, date.

Parameters:

date - the date to transform

Returns:

the Calendar instance equivalent to Date instance, date

getInstance

public static BusinessCalendar getInstance(String cityCalendarName)

Factory method for getting specific business calendars. The method takes a string identifier representing the name of the city and returns its corresponding business calendar. For identifies you may use the following constants defined within this class:

• LONDON - for London business calendar
• NEW_YORK - for New York business calendar
• TOKYO - for Tokyo business calendar
• DEFAULT_CALENDAR_NAME - for a standard simplified business calendar

Returns:

a business calendar instance corresponding to the given city name