/// <summary>
/// For example, in http://yahoo.com/lala/, nextExistingPart(UrlPart.HOST) would return UrlPart.PATH
/// @param urlPart The current url part
/// @return Returns the next part; if there is no existing next part, it returns null
/// </summary>
/// <param name="urlPart"></param>
/// <returns></returns>
private UrlPart?NextExistingPart(UrlPart urlPart)
{
var nextPart = urlPart.GetNextPart();
if (Exists(nextPart))
{
return(nextPart);
}
if (nextPart == null)
{
return(null);
}
return(NextExistingPart(nextPart.Value));
}
