def _validate_virtual_media(self, device):
        """Check if the device is valid device.

        :param device: virtual media device
        :raises: IloInvalidInputError, if the device is not valid.
        """
        if device not in VIRTUAL_MEDIA_MAP:
            msg = (self._("Invalid device '%s'. Valid devices: FLOPPY or "
                          "CDROM.")
                   % device)
            LOG.debug(msg)
            raise exception.IloInvalidInputError(msg)
Check if the device is valid device.

        :param device: virtual media device
        :raises: IloInvalidInputError, if the device is not valid.