2 * Copyright (c) 2010-2021 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.binding.tradfri.internal.handler;
15 import static org.openhab.binding.tradfri.internal.TradfriBindingConstants.*;
17 import org.eclipse.jdt.annotation.NonNullByDefault;
18 import org.openhab.binding.tradfri.internal.model.TradfriSensorData;
19 import org.openhab.core.library.types.DecimalType;
20 import org.openhab.core.library.types.OnOffType;
21 import org.openhab.core.thing.ChannelUID;
22 import org.openhab.core.thing.Thing;
23 import org.openhab.core.thing.ThingStatus;
24 import org.openhab.core.types.Command;
25 import org.openhab.core.types.RefreshType;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
29 import com.google.gson.JsonElement;
32 * The {@link TradfriSensorHandler} is responsible for handling commands for individual sensors.
34 * @author Christoph Weitkamp - Initial contribution
37 public class TradfriSensorHandler extends TradfriThingHandler {
39 private final Logger logger = LoggerFactory.getLogger(TradfriSensorHandler.class);
41 public TradfriSensorHandler(Thing thing) {
46 public void onUpdate(JsonElement data) {
47 if (active && !(data.isJsonNull())) {
48 TradfriSensorData state = new TradfriSensorData(data);
49 updateStatus(state.getReachabilityStatus() ? ThingStatus.ONLINE : ThingStatus.OFFLINE);
51 DecimalType batteryLevel = state.getBatteryLevel();
52 if (batteryLevel != null) {
53 updateState(CHANNEL_BATTERY_LEVEL, batteryLevel);
56 OnOffType batteryLow = state.getBatteryLow();
57 if (batteryLow != null) {
58 updateState(CHANNEL_BATTERY_LOW, batteryLow);
61 updateDeviceProperties(state);
64 "Updating thing for sensorId {} to state {batteryLevel: {}, batteryLow: {}, firmwareVersion: {}, modelId: {}, vendor: {}}",
65 state.getDeviceId(), batteryLevel, batteryLow, state.getFirmwareVersion(), state.getModelId(),
71 public void handleCommand(ChannelUID channelUID, Command command) {
73 if (command instanceof RefreshType) {
74 logger.debug("Refreshing channel {}", channelUID);
75 coapClient.asyncGet(this);
79 logger.debug("The sensor is a read-only device and cannot handle commands.");