/*
* (c) Copyright 2004 by Heng Yuan
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* ITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package cookxml.common.converter;
import java.util.Locale;
import java.util.StringTokenizer;
import cookxml.core.DecodeEngine;
import cookxml.core.exception.ConverterException;
import cookxml.core.interfaces.Converter;
/**
* Convert a string into locale.
*
* @cxdoc
* The format is "lang_country_variant". For example, "en_US".
*
* @see java.util.Locale
* @author Heng Yuan
* @version $Id: LocaleConverter.java 230 2007-06-06 07:12:56Z coconut $
* @since CookXml 1.0
*/
public class LocaleConverter implements Converter
{
private final static LocaleConverter s_instance = new LocaleConverter ();
public static LocaleConverter getInstance ()
{
return s_instance;
}
private LocaleConverter ()
{
}
public Object convert (String value, DecodeEngine decodeEngine) throws ConverterException
{
try
{
StringTokenizer tokenizer = new StringTokenizer (value, "_ ");
String lang = tokenizer.nextToken ();
String country = "";
String variant = "";
if (tokenizer.hasMoreTokens ())
{
country = tokenizer.nextToken ();
if (tokenizer.hasMoreTokens ())
variant = tokenizer.nextToken ();
}
return new Locale (lang, country, variant);
}
catch (Exception ex)
{
throw new ConverterException (decodeEngine, ex, this, value);
}
}
}