public Collator getObject(CollatorProvider collatorProvider,
    Locale locale,
    String key,
    Object params) 
{
           
            assert params.length == 1;
            Collator result = collatorProvider.getInstance(locale);
            if (result != null) {
                // put this Collator instance in the cache for two locales, one
                // is for the desired locale, and the other is for the actual
                // locale where the provider is found, which may be a fall back locale.
                cache.put((Locale)params[0], result);
                cache.put(locale, result);
                return (Collator)result.clone();
            }
            return null;
}