/// <summary>
/// Return tif rhs is equal to this.
/// </summary>
///
/// <param name="rhs">the PluralRules to compare to.</param>
/// <returns>true if this and rhs are equal.</returns>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public bool Equals(PluralRules rhs)
{
if (rhs == null)
{
return(false);
}
if (rhs == this)
{
return(true);
}
if (!rhs.GetKeywords().Equals(keywords))
{
return(false);
}
int limit = Math.Max(GetRepeatLimit(), rhs.GetRepeatLimit());
for (int i = 0; i < limit; ++i)
{
if (!Select(i).Equals(rhs.Select(i)))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Initializes the <c>PluralRules</c> object. Postcondition:<br/>
/// <c>ulocale</c> : is <c>locale</c><br/>
/// <c>pluralRules</c>: if <c>rules</c> != <c>null</c> it's
/// set to rules, otherwise it is the predefined plural rule set for the
/// locale <c>ulocale</c>.<br/>
/// <c>parsedValues</c>: is <c>null</c><br/>
/// <c>pattern</c>: is <c>null</c><br/>
/// <c>numberFormat</c>: a <c>NumberFormat</c> for the locale
/// <c>ulocale</c>.
/// </summary>
///
private void Init(PluralRules rules, ULocale locale)
{
ulocale = locale;
pluralRules = (rules == null) ? IBM.ICU.Text.PluralRules.ForLocale(ulocale) : rules;
parsedValues = null;
pattern = null;
numberFormat = IBM.ICU.Text.NumberFormat.GetInstance(ulocale);
}
/// <summary>
/// Creates a new <c>PluralFormat</c> for a given set of rules. The
/// standard number formatting will be done using the given locale.
/// </summary>
///
/// <param name="ulocale_0">the default number formatting will be done using this locale.</param>
/// <param name="rules">defines the behavior of the <c>PluralFormat</c> object.</param>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public PluralFormat(ULocale ulocale_0, PluralRules rules)
{
this.ulocale = null;
this.pluralRules = null;
this.pattern = null;
this.parsedValues = null;
this.numberFormat = null;
Init(rules, ulocale_0);
}
/// <summary>
/// Creates a new <c>PluralFormat</c> for a given set of rules. The
/// standard number formatting will be done using the default locale.
/// </summary>
///
/// <param name="rules">defines the behavior of the <c>PluralFormat</c> object.</param>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public PluralFormat(PluralRules rules)
{
this.ulocale = null;
this.pluralRules = null;
this.pattern = null;
this.parsedValues = null;
this.numberFormat = null;
Init(rules, IBM.ICU.Util.ULocale.GetDefault());
}
/// <summary>
/// Creates a new <c>PluralFormat</c> for a given set of rules, a
/// pattern and a locale.
/// </summary>
///
/// <param name="ulocale_0">the <c>PluralFormat</c> will be configured with rulesfor this locale. This locale will also be used for standardnumber formatting.</param>
/// <param name="rules">defines the behavior of the <c>PluralFormat</c> object.</param>
/// <param name="pattern_1">the pattern for this <c>PluralFormat</c>.</param>
/// <exception cref="IllegalArgumentException">if the pattern is invalid.</exception>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public PluralFormat(ULocale ulocale_0, PluralRules rules, String pattern_1)
{
this.ulocale = null;
this.pluralRules = null;
this.pattern = null;
this.parsedValues = null;
this.numberFormat = null;
Init(rules, ulocale_0);
ApplyPattern(pattern_1);
}
/// <summary>
/// Creates a new <c>PluralFormat</c> for a given pattern string. The
/// default locale will be used to get the set of plural rules and for
/// standard number formatting.
/// </summary>
///
/// <param name="pattern_0">the pattern for this <c>PluralFormat</c>.</param>
/// <exception cref="IllegalArgumentException">if the pattern is invalid.</exception>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public PluralFormat(String pattern_0)
{
this.ulocale = null;
this.pluralRules = null;
this.pattern = null;
this.parsedValues = null;
this.numberFormat = null;
Init(null, IBM.ICU.Util.ULocale.GetDefault());
ApplyPattern(pattern_0);
}
// -------------------------------------------------------------------------
// Static class methods.
// -------------------------------------------------------------------------
/// <summary>
/// Provides access to the predefined <c>PluralRules</c> for a given
/// locale.
/// </summary>
///
/// <param name="locale">The locale for which a <c>PluralRules</c> object isreturned.</param>
/// <returns>The predefined <c>PluralRules</c> object for this locale.
/// If there's no predefined rules for this locale, the rules for the
/// closest parent in the locale hierarchy that has one will be
/// returned. The final fallback always returns the default rules.</returns>
/// @draft ICU 3.8
/// @provisional This API might change or be removed in a future release.
public static PluralRules ForLocale(ULocale locale)
{
PluralRules result = null;
while (null == (result = (PluralRules)ILOG.J2CsMapping.Collections.Collections.Get(ruleMap, locale.GetName())))
{
locale = locale.GetFallback();
if (locale == null)
{
return(DEFAULT);
}
}
return(result);
}
static PluralRules()
{
String[] ruledata =
{
"other: n/ja,ko,tr,vi",
"zero: n is 0; one: n is 1; two: n is 2; few: n in 3..10; "
+ "many: n in 11..99/ar",
"one: n is 1/da,de,el,en,eo,es,et,fi,fo,he,hu,it,nb,nl,nn,no,pt,sv",
"one: n in 0..1/fr,pt_BR",
"zero: n is 0; one: n mod 10 is 1 and n mod 100 is not 11/lv",
"one: n is 1; two: n is 2/ga",
"zero: n is 0; one: n is 1; zero: n mod 100 in 1..19/ro",
"other: n mod 100 in 11..19; one: n mod 10 is 1; "
+ "few: n mod 10 in 2..9/lt",
"one: n mod 10 is 1 and n mod 100 is not 11; "
+ "few: n mod 10 in 2..4 "
+ "and n mod 100 not in 12..14/hr,ru,sr,uk",
"one: n is 1; few: n in 2..4/cs,sk",
"one: n is 1; few: n mod 10 in 2..4 and n mod 100 not in 12..14/pl",
"one: n mod 100 is 1; two: n mod 100 is 2; "
+ "few: n mod 100 in 3..4/sl"
};
Hashtable map = new Hashtable();
for (int i = 0; i < ruledata.Length; ++i)
{
String[] data = IBM.ICU.Impl.Utility.Split(ruledata[i], '/');
try {
PluralRules pluralRules = ParseDescription(data[0]);
String[] locales = IBM.ICU.Impl.Utility.Split(data[1], ',');
for (int j = 0; j < locales.Length; ++j)
{
ILOG.J2CsMapping.Collections.Collections.Put(map, locales[j].Trim(), pluralRules);
}
} catch (Exception e) {
System.Console.Error.WriteLine("PluralRules init failure, "
+ e.Message + " at line " + i);
}
}
ruleMap = map;
}
