com.ibm.icu.util

Class Holiday

Implemented Interfaces:
DateRule
Known Direct Subclasses:
EasterHoliday, HebrewHoliday, SimpleHoliday

public abstract class Holiday
extends Object
implements DateRule

An abstract class representing a holiday.

Constructor Summary

Holiday(String name, DateRule rule)
Construct a new Holiday object.

Method Summary

Date
firstAfter(Date start)
Return the first occurrance of this holiday on or after the given date
Date
firstBetween(Date start, Date end)
Return the first occurrance of this holiday that is on or after the given start date and before the given end date.
String
getDisplayName()
Return the name of this holiday in the language of the default locale
String
getDisplayName(Locale locale)
Return the name of this holiday in the language of the specified locale The name parameter passed to this object's constructor is used as a key to look up the holiday's localized name in a ResourceBundle object named HolidayBundle.
String
getDisplayName(ULocale locale)
Return the name of this holiday in the language of the specified locale The name parameter passed to this object's constructor is used as a key to look up the holiday's localized name in a ResourceBundle object named HolidayBundle.
static Holiday[]
getHolidays()
static Holiday[]
getHolidays(Locale locale)
static Holiday[]
getHolidays(ULocale locale)
DateRule
getRule()
boolean
isBetween(Date start, Date end)
Check whether this holiday occurs at least once between the two dates given.
boolean
isOn(Date date)
Checks whether this holiday falls on the given date.
void
setRule(DateRule rule)

Constructor Details

Holiday

protected Holiday(String name,
                  DateRule rule)
Construct a new Holiday object. This is for use by subclasses only. This constructs a new holiday with the given name and date rules.
Parameters:
name - The name of this holiday. The getDisplayName method uses this string as a key to look up the holiday's name a resource bundle object named HolidayBundle.
rule - The date rules used for determining when this holiday falls. Holiday's implementation of the DateRule inteface simply delegates to this DateRule object.

Method Details

firstAfter

public Date firstAfter(Date start)
Return the first occurrance of this holiday on or after the given date
Specified by:
firstAfter in interface DateRule
Parameters:
start - Only holidays on or after this date are returned.
Returns:
The date on which this holiday occurs, or null if it does not occur on or after the start date.

firstBetween

public Date firstBetween(Date start,
                         Date end)
Return the first occurrance of this holiday that is on or after the given start date and before the given end date.
Specified by:
firstBetween in interface DateRule
Parameters:
start - Only occurrances on or after this date are returned.
end - Only occurrances before this date are returned.
Returns:
The date on which this event occurs, or null if it does not occur between the start and end dates.

getDisplayName

public String getDisplayName()
Return the name of this holiday in the language of the default locale

getDisplayName

public String getDisplayName(Locale locale)
Return the name of this holiday in the language of the specified locale The name parameter passed to this object's constructor is used as a key to look up the holiday's localized name in a ResourceBundle object named HolidayBundle.
Parameters:
locale - A locale specifying the language in which the name is desired.
See Also:
ResourceBundle

getDisplayName

public String getDisplayName(ULocale locale)
Return the name of this holiday in the language of the specified locale The name parameter passed to this object's constructor is used as a key to look up the holiday's localized name in a ResourceBundle object named HolidayBundle.
Parameters:
locale - A locale specifying the language in which the name is desired.
See Also:
ResourceBundle

getHolidays

public static Holiday[] getHolidays()

getHolidays

public static Holiday[] getHolidays(Locale locale)

getHolidays

public static Holiday[] getHolidays(ULocale locale)

getRule

public DateRule getRule()

isBetween

public boolean isBetween(Date start,
                         Date end)
Check whether this holiday occurs at least once between the two dates given.
Specified by:
isBetween in interface DateRule

isOn

public boolean isOn(Date date)
Checks whether this holiday falls on the given date. This does not take time of day into account; instead it checks whether the holiday and the given date are on the same day.
Specified by:
isOn in interface DateRule
Parameters:
date - The date to check.
Returns:
true if this holiday occurs on the given date.

setRule

public void setRule(DateRule rule)

Copyright (c) 2006 IBM Corporation and others.