/**
* Maps thing into thing data transfer object (DTO).
*
* @param thing the thing
* @return the thing DTO object
*/
public static ThingDTO map(Thing thing) {
List<ChannelDTO> channelDTOs = new ArrayList<>();
for (Channel channel : thing.getChannels()) {
ChannelDTO channelDTO = ChannelDTOMapper.map(channel);
channelDTOs.add(channelDTO);
}
String thingTypeUID = thing.getThingTypeUID().getAsString();
String thingUID = thing.getUID().toString();
String bridgeUID = thing.getBridgeUID() != null ? thing.getBridgeUID().toString() : null;
return new ThingDTO(
thingTypeUID,
thingUID,
thing.getLabel(),
bridgeUID,
channelDTOs,
thing.getConfiguration(),
thing.getProperties(),
thing.getLocation());
}
private int getFreeId() {
int id = 1;
List<Number> takenIds = new ArrayList<Number>();
// Which ids are taken in Thing list of OpenHAB
Collection<Thing> thingList = thingRegistry.getAll();
Iterator<Thing> iterator = thingList.iterator();
while (iterator.hasNext()) {
Thing thing = iterator.next();
Configuration conf = thing.getConfiguration();
if (conf != null) {
Object nodeIdobj = conf.get("nodeId");
if (nodeIdobj != null) {
int nodeId = Integer.parseInt(nodeIdobj.toString());
takenIds.add(nodeId);
}
}
}
// Which ids are already given by the binding, but not yet in the thing list?
Iterator<Number> iteratorGiven = givenIds.iterator();
while (iteratorGiven.hasNext()) {
takenIds.add(iteratorGiven.next());
}
// generate new id
boolean foundId = false;
while (!foundId) {
Random rand = new Random(System.currentTimeMillis());
int newId = rand.nextInt((254 - 1) + 1) + 1;
if (!takenIds.contains(newId)) {
id = newId;
foundId = true;
}
}
return id;
}