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