/// <summary>
/// Reset Builder's internal state with the given language tag
/// </summary>
public InternalLocaleBuilder SetLanguageTag(LanguageTag langtag)
{
Clear();
if (langtag.GetExtlangs().Count > 0)
{
_language = langtag.GetExtlangs()[0];
}
else
{
string language = langtag.GetLanguage();
if (!language.Equals(LanguageTag.UNDETERMINED))
{
_language = language;
}
}
_script = langtag.GetScript();
_region = langtag.GetRegion();
IList <string> bcpVariants = langtag.GetVariants();
if (bcpVariants.Count > 0)
{
StringBuilder var = new StringBuilder(bcpVariants[0]);
for (int i = 1; i < bcpVariants.Count; i++)
{
var.Append(BaseLocale.SEP).Append(bcpVariants[i]);
}
_variant = var.ToString();
}
SetExtensions(langtag.GetExtensions(), langtag.GetPrivateuse());
return(this);
}