Examples with ThingStateChannels io.openems.api.channel.thingstate.ThingStateChannels used on opensource projects

Example 1 with ThingStateChannels

use of io.openems.api.channel.thingstate.ThingStateChannels in project openems by OpenEMS.

the class ThingRepository method addThing.

/**
 * Add a Thing to the Repository and cache its Channels and other information for later usage.
 *
 * @param thing
 */
public synchronized void addThing(Thing thing) {
    if (thingIds.containsValue(thing)) {
        // Thing was already added
        return;
    }
    // Add to thingIds
    thingIds.forcePut(thing.id(), thing);
    // Add to thingClasses
    thingClasses.put(thing.getClass(), thing);
    // Add to bridges
    if (thing instanceof Bridge) {
        bridges.add((Bridge) thing);
    }
    // Add to schedulers
    if (thing instanceof Scheduler) {
        schedulers.add((Scheduler) thing);
    }
    // Add to persistences
    if (thing instanceof Persistence) {
        persistences.add((Persistence) thing);
    }
    // Add to queryablePersistences
    if (thing instanceof QueryablePersistence) {
        queryablePersistences.add((QueryablePersistence) thing);
    }
    // Add to device natures
    if (thing instanceof DeviceNature) {
        deviceNatures.add((DeviceNature) thing);
    }
    // Add Listener
    thing.addListener(this);
    // Apply channel annotation (this happens now and again after initializing the thing via init()
    this.applyChannelAnnotation(thing);
    // Add Channels thingConfigChannels
    ThingDoc thingDoc = classRepository.getThingDoc(thing.getClass());
    for (ChannelDoc channelDoc : thingDoc.getChannelDocs()) {
        Member member = channelDoc.getMember();
        try {
            List<Channel> channels = new ArrayList<>();
            java.util.function.Consumer<Channel> addToChannels = (c) -> {
                if (c == null) {
                // TODO this error is not handled properly
                // log.error(
                // "Channel is returning null! Thing [" + thing.id() + "], Member [" + member.getName() + "]");
                } else {
                    channels.add(c);
                }
            };
            if (member instanceof Method) {
                if (((Method) member).getReturnType().isArray()) {
                    Channel[] ch = (Channel[]) ((Method) member).invoke(thing);
                    for (Channel c : ch) {
                        addToChannels.accept(c);
                    }
                } else {
                    // It's a Method with ReturnType Channel
                    Channel c = (Channel) ((Method) member).invoke(thing);
                    addToChannels.accept(c);
                    if (c instanceof ThingStateChannels) {
                        ThingStateChannels tsc = (ThingStateChannels) c;
                        for (ThingStateChannel fc : tsc.getFaultChannels()) {
                            addToChannels.accept(fc);
                        }
                        for (ThingStateChannel wc : tsc.getWarningChannels()) {
                            addToChannels.accept(wc);
                        }
                    }
                }
            } else if (member instanceof Field) {
                // It's a Field with Type Channel
                Channel c = (Channel) ((Field) member).get(thing);
                addToChannels.accept(c);
            } else {
                continue;
            }
            if (channels.isEmpty()) {
                continue;
            }
            for (Channel channel : channels) {
                // Add Channel to thingChannels
                thingChannels.put(thing, channel.id(), channel);
                if (channel instanceof ConfigChannel) {
                    // Add Channel to configChannels
                    thingConfigChannels.put(thing, (ConfigChannel<?>) channel);
                }
            }
        } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
            log.warn("Unable to add Channel. Member [" + member.getName() + "]", e);
        }
    }
    for (ThingsChangedListener listener : thingListeners) {
        listener.thingChanged(thing, Action.ADD);
    }
}