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/* Copyright (C) 1998, 1999 Cygnus Solutions
This file is part of libgcj.
This software is copyrighted work licensed under the terms of the
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
details. */
package java.util;
/**
* @author Per Bothner <bothner@cygnus.com>
* @date October 24, 1998.
*/
/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3,
* and "The Java Language Specification", ISBN 0-201-63451-1.
* Status: None of the getDisplayXXX or getISO3XXX methods are implemented.
*/
public final class Locale implements java.io.Serializable, Cloneable
{
// The fields are as specified in Sun's "Serialized Form"
// in the JDK 1.2 beta 4 API specification.
private String country;
private int hashcode;
private String language;
private String variant;
private static Locale defaultLocale;
// FIXME: many are still missing.
public static final Locale CANADA = new Locale ("en", "CA");
public static final Locale FRANCE = new Locale ("fr", "FR");
public static final Locale JAPAN = new Locale ("ja", "JP");
public static final Locale UK = new Locale ("en", "GB");
public static final Locale US = new Locale ("en", "US");
public Locale (String languageCode, String countryCode)
{
language = languageCode.toLowerCase();
country = countryCode.toUpperCase();
hashcode = languageCode.hashCode() ^ countryCode.hashCode();
}
public Locale (String languageCode, String countryCode,
String variantCode)
{
this (languageCode, countryCode);
variant = variantCode;
hashcode ^= variantCode.hashCode();
}
public Object clone ()
{
return (Object) new Locale (language, country, variant);
}
public boolean equals (Object obj)
{
if (! (obj instanceof Locale))
return false;
Locale loc = (Locale) obj;
if ((language == null && loc.language != null)
|| (country == null && loc.country != null)
|| (variant == null && loc.variant != null))
return false;
return (language.equals(loc.language)
&& country.equals(loc.country)
&& variant.equals(loc.variant));
}
public String getCountry ()
{
return country;
}
public String getLanguage ()
{
return language;
}
public String getVariant ()
{
return variant;
}
public int hashCode ()
{
return hashcode;
}
private static synchronized Locale setDefault()
{
if (defaultLocale != null)
return defaultLocale;
String language = System.getProperty("user.language");
String country = System.getProperty("user.region");
defaultLocale = new Locale (language == null ? "en" : language,
country == null ? "" : country);
return defaultLocale;
}
public static Locale getDefault ()
{
return defaultLocale == null ? setDefault() : defaultLocale;
}
public static void setDefault (Locale newLocale)
{
defaultLocale = newLocale;
}
public String toString ()
{
StringBuffer result = new StringBuffer(20);
result.append(language);
result.append('_');
result.append(country);
if (variant != null && variant.length() > 0)
{
result.append('_');
result.append(variant);
}
return result.toString();
}
}
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