private Ipx800DeviceAndPort getDeviceAndPort(String name, String portString)
throws Ipx800UnknownDeviceException {
if (name.isEmpty() || portString.isEmpty()) {
return new Ipx800DeviceAndPort(null, null);
}
int extDelta = 0;
Ipx800DeviceConnector device = devices.get(name);
if (device == null) {
// Try to find extensions
for (Ipx800DeviceConnector dev : devices.values()) {
extDelta = dev.getExtensionDelta(name);
if (extDelta != 0) {
device = dev;
break;
}
}
if (extDelta == 0) {
throw new Ipx800UnknownDeviceException(
"Device '" + name + "' doesn't exist, please check your config/items");
}
}
return new Ipx800DeviceAndPort(device, device.getPort(portString, extDelta));
}
