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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.sagercaster.internal;
  14
  15 import static org.openhab.binding.sagercaster.internal.SagerCasterBindingConstants.THING_TYPE_SAGERCASTER;
  16
  17 import java.util.Collections;
  18 import java.util.Set;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.binding.sagercaster.internal.caster.SagerWeatherCaster;
  23 import org.openhab.binding.sagercaster.internal.handler.SagerCasterHandler;
  24 import org.openhab.core.thing.Thing;
  25 import org.openhab.core.thing.ThingTypeUID;
  26 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  27 import org.openhab.core.thing.binding.ThingHandler;
  28 import org.openhab.core.thing.binding.ThingHandlerFactory;
  29 import org.osgi.service.component.annotations.Activate;
  30 import org.osgi.service.component.annotations.Component;
  31 import org.osgi.service.component.annotations.Reference;
  32
  33 /**
  34  * The {@link SagerCasterHandlerFactory} is responsible for creating things and thing
  35  * handlers.
  36  *
  37  * @author Gaël L'hopital - Initial contribution
  38  */
  39 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.sagercaster")
  40 @NonNullByDefault
  41 public class SagerCasterHandlerFactory extends BaseThingHandlerFactory {
  42     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_SAGERCASTER);
  43     private final WindDirectionStateDescriptionProvider stateDescriptionProvider;
  44     private final SagerWeatherCaster sagerWeatherCaster;
  45
  46     @Activate
  47     public SagerCasterHandlerFactory(@Reference SagerWeatherCaster sagerWeatherCaster,
  48             @Reference WindDirectionStateDescriptionProvider provider) {
  49         this.stateDescriptionProvider = provider;
  50         this.sagerWeatherCaster = sagerWeatherCaster;
  51     }
  52
  53     @Override
  54     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  55         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  56     }
  57
  58     @Override
  59     protected @Nullable ThingHandler createHandler(Thing thing) {
  60         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  61
  62         return thingTypeUID.equals(THING_TYPE_SAGERCASTER)
  63                 ? new SagerCasterHandler(thing, stateDescriptionProvider, sagerWeatherCaster)
  64                 : null;
  65     }
  66 }