public static Collator getInstance (Locale loc)
public static Collator getInstance ()
  public static Collator getInstance (Locale loc)  {    ResourceBundle res;    String pattern;    try      {	res = ResourceBundle.getBundle("gnu.java.locale.LocaleInformation",				       loc);	pattern = res.getString("collation_rules");      }    catch (MissingResourceException x)      {	return null;      }    try      {	return new RuleBasedCollator (pattern);      }    catch (ParseException x)      {	return null;      }  }