Examples with Persistence io.openems.api.persistence.Persistence used on opensource projects

Example 1 with Persistence

use of io.openems.api.persistence.Persistence in project openems by OpenEMS.

the class ThingRepository method removeThing.

/**
 * Remove a Thing from the Repository.
 *
 * @param thing
 */
public synchronized void removeThing(Thing thing) {
    // Remove from thingIds
    thingIds.remove(thing.id());
    // Remove from thingClasses
    thingClasses.remove(thing.getClass(), thing);
    // Remove from bridges
    if (thing instanceof Bridge) {
        bridges.remove(thing);
    }
    // Remove from schedulers
    if (thing instanceof Scheduler) {
        schedulers.remove(thing);
    }
    // Remove from persistences
    if (thing instanceof Persistence) {
        persistences.remove(thing);
    }
    // Remove from queryablePersistences
    if (thing instanceof QueryablePersistence) {
        queryablePersistences.remove(thing);
    }
    // Remove from deviceNatures
    if (thing instanceof DeviceNature) {
        deviceNatures.remove(thing);
    }
    // Remove controller
    if (thing instanceof Controller) {
        Controller controller = (Controller) thing;
        for (Scheduler scheduler : getSchedulers()) {
            scheduler.removeController(controller);
        }
    }
    // Remove device
    if (thing instanceof Device) {
        for (Bridge bridge : bridges) {
            bridge.removeDevice((Device) thing);
        }
    }
    // Remove Listener
    thing.removeListener(this);
    for (ThingsChangedListener listener : thingListeners) {
        listener.thingChanged(thing, Action.REMOVE);
    }
}

Example 2 with Persistence

use of io.openems.api.persistence.Persistence in project openems by OpenEMS.

the class Config method parseJsonConfig.

public synchronized void parseJsonConfig(JsonObject jConfig) throws OpenemsException {
    /*
		 * read Users
		 */
    if (jConfig.has("users")) {
        JsonObject jUsers = JsonUtils.getAsJsonObject(jConfig, "users");
        for (Entry<String, JsonElement> jUsersElement : jUsers.entrySet()) {
            JsonObject jUser = JsonUtils.getAsJsonObject(jUsersElement.getValue());
            String username = jUsersElement.getKey();
            String passwordBase64 = JsonUtils.getAsString(jUser, "password");
            String saltBase64 = JsonUtils.getAsString(jUser, "salt");
            try {
                User.getUserByName(username).initialize(passwordBase64, saltBase64);
            } catch (OpenemsException e) {
                log.error("Error parsing config: " + e.getMessage());
            }
        }
    }
    // important! no more setting of users allowed!
    User.initializeFinished();
    /*
		 * read each Bridge in "things" array
		 */
    JsonArray jThings = JsonUtils.getAsJsonArray(jConfig, "things");
    for (JsonElement jBridgeElement : jThings) {
        JsonObject jBridge = JsonUtils.getAsJsonObject(jBridgeElement);
        String bridgeClass = JsonUtils.getAsString(jBridge, "class");
        Bridge bridge = (Bridge) InjectionUtils.getThingInstance(bridgeClass);
        thingRepository.addThing(bridge);
        log.info("Add Bridge[" + bridge.id() + "], Implementation[" + bridge.getClass().getSimpleName() + "]");
        ConfigUtils.injectConfigChannels(thingRepository.getConfigChannels(bridge), jBridge);
        /*
			 * read each Device in "things" array
			 */
        List<Device> devices = new ArrayList<>();
        JsonArray jDevices = JsonUtils.getAsJsonArray(jBridge, "devices");
        for (JsonElement jDeviceElement : jDevices) {
            JsonObject jDevice = JsonUtils.getAsJsonObject(jDeviceElement);
            Device device = thingRepository.createDevice(jDevice, bridge);
            devices.add(device);
            bridge.addDevice(device);
        }
    }
    /*
		 * Init bridge
		 */
    for (Bridge b : thingRepository.getBridges()) {
        for (Device d : b.getDevices()) {
            d.init();
        }
        b.init();
    }
    for (BridgeInitializedEventListener listener : bridgeInitEventListeners) {
        listener.onBridgeInitialized();
    }
    /*
		 * read Scheduler
		 */
    if (jConfig.has("scheduler")) {
        JsonObject jScheduler = JsonUtils.getAsJsonObject(jConfig, "scheduler");
        String schedulerClass = JsonUtils.getAsString(jScheduler, "class");
        Scheduler scheduler = (Scheduler) InjectionUtils.getThingInstance(schedulerClass);
        thingRepository.addThing(scheduler);
        log.debug("Add Scheduler[" + scheduler.id() + "], Implementation[" + scheduler.getClass().getSimpleName() + "]");
        ConfigUtils.injectConfigChannels(thingRepository.getConfigChannels(scheduler), jScheduler);
        /*
			 * read each Controller in "controllers" array
			 */
        JsonArray jControllers = JsonUtils.getAsJsonArray(jScheduler, "controllers");
        for (JsonElement jControllerElement : jControllers) {
            JsonObject jController = JsonUtils.getAsJsonObject(jControllerElement);
            Controller controller = thingRepository.createController(jController);
            scheduler.addController(controller);
            controller.init();
        }
        scheduler.init();
    }
    for (SchedulerInitializedEventListener listener : schedulerInitEventListeners) {
        listener.onSchedulerInitialized();
    }
    /*
		 * read Persistence
		 */
    if (jConfig.has("persistence")) {
        JsonArray jPersistences = JsonUtils.getAsJsonArray(jConfig, "persistence");
        for (JsonElement jPersistenceElement : jPersistences) {
            JsonObject jPersistence = JsonUtils.getAsJsonObject(jPersistenceElement);
            String persistenceClass = JsonUtils.getAsString(jPersistence, "class");
            Persistence persistence = (Persistence) InjectionUtils.getThingInstance(persistenceClass);
            thingRepository.addThing(persistence);
            log.info("Add Persistence[" + persistence.id() + "], Implementation[" + persistence.getClass().getSimpleName() + "]");
            ConfigUtils.injectConfigChannels(thingRepository.getConfigChannels(persistence), jPersistence);
            persistence.init();
        }
    }
    /*
		 * Configuration is finished -> apply again channel annotation to all of them because many channels are only
		 * defined during init()
		 */
    thingRepository.getThings().forEach(thing -> {
        thingRepository.applyChannelAnnotation(thing);
    });
    /*
		 * Start all worker threads
		 */
    thingRepository.getThings().forEach(thing -> {
        // TODO use executor
        if (thing instanceof Thread) {
            ((Thread) thing).start();
        }
    });
    /*
		 * Register myself as onChangeListener on all ConfigChannels
		 */
    for (ConfigChannel<?> channel : thingRepository.getConfigChannels()) {
        channel.addChangeListener(this);
    }
    /*
		 * After 10 seconds: build the ClassRepository cache to speed up future calls
		 * (this speeds up the first opening of the UI, as the cache does not need to be built)
		 */
    Executors.newScheduledThreadPool(1).schedule(() -> {
        try {
            ClassRepository.getInstance().getAvailableThings();
        } catch (ReflectionException e) {
        /* ignore */
        }
    }, 10, TimeUnit.SECONDS);
}

Example 3 with Persistence

use of io.openems.api.persistence.Persistence in project openems by OpenEMS.

the class Config method getPersistenceJson.

public JsonArray getPersistenceJson(ConfigFormat format, Role role) throws NotImplementedException {
    JsonArray jPersistences = new JsonArray();
    for (Persistence persistence : thingRepository.getPersistences()) {
        JsonObject jPersistence = (JsonObject) ConfigUtils.getAsJsonElement(persistence, format, role);
        jPersistences.add(jPersistence);
    }
    return jPersistences;
}

Example 4 with Persistence

use of io.openems.api.persistence.Persistence 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);
    }
}