org.jboss.resteasy.util.LocaleHelper Maven / Gradle / Ivy
package org.jboss.resteasy.util;
import java.util.Locale;
/**
* @author Bill Burke
* @version $Revision: 1 $
*/
public class LocaleHelper
{
public static Locale extractLocale(String lang)
{
int q = lang.indexOf(';');
if (q > -1) lang = lang.substring(0, q);
String[] split = lang.trim().split("-");
if (split.length == 1) return new Locale(split[0].toLowerCase());
else if (split.length == 2) return new Locale(split[0].toLowerCase(), split[1].toLowerCase());
else if (split.length > 2) return new Locale(split[0], split[1], split[2]);
return null; // unreachable
}
/**
* HTTP 1.1 has different String format for language than what java.util.Locale does '-' instead of '_'
* as a separator
*
* @param value
* @return
*/
public static String toLanguageString(Locale value)
{
StringBuffer buf = new StringBuffer(value.getLanguage().toLowerCase());
if (value.getCountry() != null && !value.getCountry().equals(""))
buf.append("-").append(value.getCountry().toLowerCase());
return buf.toString();
}
}