2 * Copyright (c) 2010-2023 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.mqtt.homeassistant.internal.component;
15 import org.eclipse.jdt.annotation.NonNullByDefault;
16 import org.eclipse.jdt.annotation.Nullable;
17 import org.openhab.binding.mqtt.generic.values.OnOffValue;
18 import org.openhab.binding.mqtt.homeassistant.internal.config.dto.AbstractChannelConfiguration;
19 import org.openhab.binding.mqtt.homeassistant.internal.exception.ConfigurationException;
21 import com.google.gson.annotations.SerializedName;
24 * A MQTT lock, following the https://www.home-assistant.io/components/lock.mqtt/ specification.
26 * @author David Graeff - Initial contribution
29 public class Lock extends AbstractComponent<Lock.ChannelConfiguration> {
30 public static final String SWITCH_CHANNEL_ID = "lock"; // Randomly chosen channel "ID"
33 * Configuration class for MQTT component
35 static class ChannelConfiguration extends AbstractChannelConfiguration {
36 ChannelConfiguration() {
40 protected boolean optimistic = false;
42 @SerializedName("state_topic")
43 protected String stateTopic = "";
44 @SerializedName("payload_lock")
45 protected String payloadLock = "LOCK";
46 @SerializedName("payload_unlock")
47 protected String payloadUnlock = "UNLOCK";
48 @SerializedName("command_topic")
49 protected @Nullable String commandTopic;
52 public Lock(ComponentFactory.ComponentConfiguration componentConfiguration) {
53 super(componentConfiguration, ChannelConfiguration.class);
55 // We do not support all HomeAssistant quirks
56 if (channelConfiguration.optimistic && !channelConfiguration.stateTopic.isBlank()) {
57 throw new ConfigurationException("Component:Lock does not support forced optimistic mode");
60 buildChannel(SWITCH_CHANNEL_ID,
61 new OnOffValue(channelConfiguration.payloadLock, channelConfiguration.payloadUnlock),
62 channelConfiguration.getName(), componentConfiguration.getUpdateListener())
63 .stateTopic(channelConfiguration.stateTopic, channelConfiguration.getValueTemplate())
64 .commandTopic(channelConfiguration.commandTopic, channelConfiguration.isRetain(),
65 channelConfiguration.getQos())