Mailbox::rawInstance

static function rawInstance($filter, $throw = true)
{
	try
	{
		$mailbox = static::prepareMailbox($filter);

		return static::instance($mailbox);
	}
	catch (Exception $e)
	{
		if ($throw)
		{
			throw $e;
		}
		else
		{
			return false;
		}
	}
}