Examples with ThingMap io.openems.api.controller.ThingMap used on opensource projects

Example 1 with ThingMap

use of io.openems.api.controller.ThingMap in project openems by OpenEMS.

the class FeneconPersistence method addChannelValueToQueue.

/**
 * Add a channel value to the send queue
 *
 * @param channel
 * @param valueOpt
 */
private void addChannelValueToQueue(Channel channel, Optional<?> valueOpt) {
    // Ignore anything that is not a ReadChannel
    if (!(channel instanceof ReadChannel<?>)) {
        return;
    }
    ReadChannel<?> readChannel = (ReadChannel<?>) channel;
    // Ignore channels that shall not be persisted
    if (readChannel.isDoNotPersist()) {
        return;
    }
    // Read and format value from channel
    FieldValue<?> fieldValue;
    if (!valueOpt.isPresent()) {
        fieldValue = new NullFieldValue();
    } else {
        Object value = valueOpt.get();
        if (value instanceof Number) {
            fieldValue = new NumberFieldValue((Number) value);
        } else if (value instanceof String) {
            fieldValue = new StringFieldValue((String) value);
        } else if (value instanceof Inet4Address) {
            fieldValue = new StringFieldValue(((Inet4Address) value).getHostAddress());
        } else if (value instanceof Boolean) {
            fieldValue = new NumberFieldValue(((Boolean) value) ? 1 : 0);
        } else if (value instanceof ChannelEnum) {
            fieldValue = new NumberFieldValue(((ChannelEnum) value).getValue());
        } else if (value instanceof DeviceNature || value instanceof JsonElement || value instanceof Map || value instanceof Set || value instanceof List || value instanceof ThingMap) {
            // ignore
            return;
        } else {
            log.warn("FENECON Persistence for value type [" + value.getClass().getName() + "] of channel [" + channel.address() + "] is not implemented.");
            return;
        }
    }
    // Add timestamp + value to queue
    synchronized (queue) {
        queue.put(readChannel.address(), fieldValue);
    }
}

Example 2 with ThingMap

use of io.openems.api.controller.ThingMap in project openems by OpenEMS.

the class ConfigUtils method getAsJsonElement.

/**
 * Converts an object to a JsonElement
 *
 * @param value
 * @return
 * @throws NotImplementedException
 */
public static JsonElement getAsJsonElement(Object value, ConfigFormat format, Role role) throws NotImplementedException {
    // null
    if (value == null) {
        return null;
    }
    // optional
    if (value instanceof Optional<?>) {
        if (!((Optional<?>) value).isPresent()) {
            return null;
        } else {
            value = ((Optional<?>) value).get();
        }
    }
    try {
        /*
			 * test for simple types
			 */
        return JsonUtils.getAsJsonElement(value);
    } catch (NotImplementedException e) {
        ;
    }
    if (value instanceof Thing) {
        /*
			 * type Thing
			 */
        Thing thing = (Thing) value;
        JsonObject j = new JsonObject();
        if (format == ConfigFormat.OPENEMS_UI || !thing.id().startsWith("_")) {
            // ignore generated id names starting with "_"
            j.addProperty("id", thing.id());
            j.addProperty("alias", thing.getAlias());
        }
        // for file-format class is not needed for DeviceNatures
        j.addProperty("class", thing.getClass().getCanonicalName());
        ThingRepository thingRepository = ThingRepository.getInstance();
        for (ConfigChannel<?> channel : thingRepository.getConfigChannels(thing)) {
            if (channel.isReadAllowed(role)) {
                // check read permissions
                JsonElement jChannel = null;
                jChannel = ConfigUtils.getAsJsonElement(channel, format, role);
                if (jChannel != null) {
                    j.add(channel.id(), jChannel);
                }
            }
        }
        // for Bridge: add 'devices' array of thingIds
        if (value instanceof Bridge) {
            Bridge bridge = (Bridge) value;
            JsonArray jDevices = new JsonArray();
            for (Device device : bridge.getDevices()) {
                jDevices.add(device.id());
            }
            j.add("devices", jDevices);
        }
        return j;
    } else if (value instanceof ConfigChannel<?>) {
        /*
			 * type ConfigChannel
			 */
        ConfigChannel<?> channel = (ConfigChannel<?>) value;
        if (!channel.valueOptional().isPresent()) {
            // no value set
            return null;
        } else if (format == ConfigFormat.FILE && channel.getDefaultValue().equals(channel.valueOptional())) {
            // default value not changed
            return null;
        } else {
            // recursive call
            return ConfigUtils.getAsJsonElement(channel.valueOptional().get(), format, role);
        }
    } else if (value instanceof ThingMap) {
        /*
			 * ThingMap (we need only id)
			 */
        return new JsonPrimitive(((ThingMap) value).id());
    } else if (value instanceof List<?>) {
        /*
			 * List
			 */
        JsonArray jArray = new JsonArray();
        for (Object v : (List<?>) value) {
            jArray.add(ConfigUtils.getAsJsonElement(v, format, role));
        }
        return jArray;
    } else if (value instanceof Set<?>) {
        /*
			 * Set
			 */
        JsonArray jArray = new JsonArray();
        for (Object v : (Set<?>) value) {
            jArray.add(ConfigUtils.getAsJsonElement(v, format, role));
        }
        return jArray;
    }
    throw new NotImplementedException(// 
    "Converter for [" + value + "]" + " of type [" + value.getClass().getSimpleName() + // 
    "]" + " to JSON is not implemented.");
}

Example 3 with ThingMap

use of io.openems.api.controller.ThingMap in project openems by OpenEMS.

the class ConfigUtils method getConfigObject.

/**
 * Receives a matching value for the ConfigChannel from a JsonElement
 *
 * @param channel
 * @param j
 * @return
 * @throws OpenemsException
 */
public static Object getConfigObject(ConfigChannel<?> channel, JsonElement j, Object... args) throws OpenemsException {
    Optional<Class<?>> typeOptional = channel.type();
    if (!typeOptional.isPresent()) {
        String clazz = channel.parent() != null ? " in implementation [" + channel.parent().getClass() + "]" : "";
        throw new ReflectionException("Type is null for channel [" + channel.address() + "]" + clazz);
    }
    Class<?> type = typeOptional.get();
    /*
		 * test for simple types
		 */
    try {
        return JsonUtils.getAsType(type, j);
    } catch (NotImplementedException e1) {
        ;
    }
    if (Thing.class.isAssignableFrom(type)) {
        /*
			 * Asking for a Thing
			 */
        @SuppressWarnings("unchecked") Class<Thing> thingType = (Class<Thing>) type;
        return getThingFromConfig(thingType, j, args);
    } else if (ThingMap.class.isAssignableFrom(type)) {
        /*
			 * Asking for a ThingMap
			 */
        return InjectionUtils.getThingMapsFromConfig(channel, j);
    } else if (Inet4Address.class.isAssignableFrom(type)) {
        /*
			 * Asking for an IPv4
			 */
        try {
            return Inet4Address.getByName(j.getAsString());
        } catch (UnknownHostException e) {
            throw new ReflectionException("Unable to convert [" + j + "] to IPv4 address");
        }
    } else if (Long[].class.isAssignableFrom(type)) {
        /*
			 * Asking for an Array of Long
			 */
        return getLongArrayFromConfig(channel, j);
    }
    throw new ReflectionException("Unable to match config [" + j + "] to class type [" + type + "]");
}

Example 4 with ThingMap

use of io.openems.api.controller.ThingMap in project openems by OpenEMS.

the class InjectionUtils method getThingMapsFromConfig.

public static Object getThingMapsFromConfig(ConfigChannel<?> channel, JsonElement j) throws ReflectionException {
    /*
		 * Get "Field" in Channels parent class
		 */
    Field field;
    try {
        field = channel.parent().getClass().getField(channel.id());
    } catch (NoSuchFieldException | SecurityException e) {
        throw new ReflectionException("Field for ConfigChannel [" + channel.address() + "] is not named [" + channel.id() + "] in [" + channel.getClass().getSimpleName() + "]");
    }
    /*
		 * Get expected Object Type (List, Set, simple Object)
		 */
    Type expectedObjectType = ((ParameterizedType) field.getGenericType()).getActualTypeArguments()[0];
    if (expectedObjectType instanceof ParameterizedType) {
        expectedObjectType = ((ParameterizedType) expectedObjectType).getRawType();
    }
    Class<?> expectedObjectClass = (Class<?>) expectedObjectType;
    /*
		 * Get the ThingMap class
		 */
    Class<?> thingMapClass = channel.type().get();
    /*
		 * Get the referenced Thing class
		 */
    IsThingMap isThingMapAnnotation = thingMapClass.getAnnotation(IsThingMap.class);
    Class<? extends Thing> thingClass = isThingMapAnnotation.type();
    /*
		 * Prepare filter for matching Things
		 * - Empty filter: accept nothing
		 * - Asterisk: accept everything
		 * - Otherwise: accept only exact string matches on the thing id
		 */
    Set<String> filter = new HashSet<>();
    if (j.isJsonPrimitive()) {
        String id = j.getAsJsonPrimitive().getAsString();
        filter.add(id);
    } else if (j.isJsonArray()) {
        j.getAsJsonArray().forEach(id -> filter.add(id.getAsString()));
    }
    /*
		 * Create ThingMap instance(s) for each matching Thing
		 */
    ThingRepository thingRepository = ThingRepository.getInstance();
    Set<Thing> matchingThings = thingRepository.getThingsAssignableByClass(thingClass);
    Set<ThingMap> thingMaps = new HashSet<>();
    for (Thing thing : matchingThings) {
        if (filter.contains(thing.id()) || filter.contains("*")) {
            ThingMap thingMap = (ThingMap) InjectionUtils.getInstance(thingMapClass, thing);
            thingMaps.add(thingMap);
        }
    }
    /*
		 * Prepare return
		 */
    if (thingMaps.isEmpty() && !filter.isEmpty()) {
        throw new ReflectionException("No matching ThingMap found for ConfigChannel [" + channel.address() + "]");
    }
    if (Collection.class.isAssignableFrom(expectedObjectClass)) {
        if (Set.class.isAssignableFrom(expectedObjectClass)) {
            return thingMaps;
        } else if (List.class.isAssignableFrom(expectedObjectClass)) {
            return new ArrayList<>(thingMaps);
        } else {
            throw new ReflectionException("Only List and Set ConfigChannels are currently implemented, not [" + expectedObjectClass + "]. ConfigChannel [" + channel.address() + "]");
        }
    } else {
        // No collection
        if (thingMaps.size() > 1) {
            throw new ReflectionException("Field for ConfigChannel [" + channel.address() + "] is no collection, but more than one ThingMaps [" + thingMaps + "] is fitting for [" + channel.id() + "] in [" + channel.getClass().getSimpleName() + "]");
        } else {
            return thingMaps.iterator().next();
        }
    }
}