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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   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
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.onewire.internal.handler;
  14
  15 import static org.openhab.binding.onewire.internal.OwBindingConstants.*;
  16
  17 import java.util.Collections;
  18 import java.util.Set;
  19 import java.util.stream.Collectors;
  20 import java.util.stream.Stream;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.openhab.binding.onewire.internal.OwDynamicStateDescriptionProvider;
  24 import org.openhab.binding.onewire.internal.device.AbstractDigitalOwDevice;
  25 import org.openhab.binding.onewire.internal.device.DS18x20;
  26 import org.openhab.binding.onewire.internal.device.DS2401;
  27 import org.openhab.binding.onewire.internal.device.DS2405;
  28 import org.openhab.binding.onewire.internal.device.DS2406_DS2413;
  29 import org.openhab.binding.onewire.internal.device.DS2408;
  30 import org.openhab.binding.onewire.internal.device.DS2423;
  31 import org.openhab.binding.onewire.internal.device.OwSensorType;
  32 import org.openhab.core.library.types.OnOffType;
  33 import org.openhab.core.thing.Bridge;
  34 import org.openhab.core.thing.ChannelUID;
  35 import org.openhab.core.thing.Thing;
  36 import org.openhab.core.thing.ThingTypeUID;
  37 import org.openhab.core.types.Command;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 /**
  42  * The {@link BasicThingHandler} is responsible for handling simple sensors
  43  *
  44  * @author Jan N. Klug - Initial contribution
  45  */
  46 @NonNullByDefault
  47 public class BasicThingHandler extends OwBaseThingHandler {
  48     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = Collections.singleton(THING_TYPE_BASIC);
  49     public static final Set<OwSensorType> SUPPORTED_SENSOR_TYPES = Collections
  50             .unmodifiableSet(Stream.of(OwSensorType.DS1420, OwSensorType.DS18B20, OwSensorType.DS18S20,
  51                     OwSensorType.DS1822, OwSensorType.DS2401, OwSensorType.DS2405, OwSensorType.DS2406,
  52                     OwSensorType.DS2408, OwSensorType.DS2413, OwSensorType.DS2423).collect(Collectors.toSet()));
  53
  54     private final Logger logger = LoggerFactory.getLogger(BasicThingHandler.class);
  55
  56     public BasicThingHandler(Thing thing, OwDynamicStateDescriptionProvider dynamicStateDescriptionProvider) {
  57         super(thing, dynamicStateDescriptionProvider, SUPPORTED_SENSOR_TYPES);
  58     }
  59
  60     @Override
  61     public void initialize() {
  62         if (!super.configureThingHandler()) {
  63             return;
  64         }
  65
  66         // add sensor
  67         switch (sensorType) {
  68             case DS18B20:
  69             case DS18S20:
  70             case DS1822:
  71                 sensors.add(new DS18x20(sensorId, this));
  72                 break;
  73             case DS1420:
  74             case DS2401:
  75                 sensors.add(new DS2401(sensorId, this));
  76                 break;
  77             case DS2405:
  78                 sensors.add(new DS2405(sensorId, this));
  79                 break;
  80             case DS2406:
  81             case DS2413:
  82                 sensors.add(new DS2406_DS2413(sensorId, this));
  83                 break;
  84             case DS2408:
  85                 sensors.add(new DS2408(sensorId, this));
  86                 break;
  87             case DS2423:
  88                 sensors.add(new DS2423(sensorId, this));
  89                 break;
  90             default:
  91                 throw new IllegalArgumentException(
  92                         "unsupported sensorType " + sensorType.name() + ", this should have been checked before!");
  93         }
  94
  95         scheduler.execute(() -> {
  96             configureThingChannels();
  97         });
  98     }
  99
 100     @Override
 101     public void handleCommand(ChannelUID channelUID, Command command) {
 102         if (command instanceof OnOffType) {
 103             if (channelUID.getId().startsWith(CHANNEL_DIGITAL) && thing.getChannel(channelUID.getId()) != null) {
 104                 Integer ioChannel = Integer.valueOf(channelUID.getId().substring(channelUID.getId().length() - 1));
 105                 Bridge bridge = getBridge();
 106                 if (bridge != null) {
 107                     OwserverBridgeHandler bridgeHandler = (OwserverBridgeHandler) bridge.getHandler();
 108                     if (bridgeHandler != null) {
 109                         if (!((AbstractDigitalOwDevice) sensors.get(0)).writeChannel(bridgeHandler, ioChannel,
 110                                 command)) {
 111                             logger.debug("writing to channel {} in thing {} not permitted (input channel)", channelUID,
 112                                     this.thing.getUID());
 113                         }
 114                     } else {
 115                         logger.warn("bridge handler not found");
 116                     }
 117                 } else {
 118                     logger.warn("bridge not found");
 119                 }
 120             }
 121         }
 122         super.handleCommand(channelUID, command);
 123     }
 124 }