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   1 /**
   2  * Copyright (c) 2010-2022 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.dwdunwetter.internal.factory;
  14
  15 import static org.openhab.binding.dwdunwetter.internal.DwdUnwetterBindingConstants.THING_TYPE_WARNINGS;
  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.dwdunwetter.internal.handler.DwdUnwetterHandler;
  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.Component;
  29
  30 /**
  31  * The {@link DwdUnwetterHandlerFactory} is responsible for creating things and thing handlers.
  32  *
  33  * @author Martin Koehler - Initial contribution
  34  */
  35 @NonNullByDefault
  36 @Component(configurationPid = "binding.dwdunwetter", service = ThingHandlerFactory.class)
  37 public class DwdUnwetterHandlerFactory extends BaseThingHandlerFactory {
  38
  39     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_WARNINGS);
  40
  41     @Override
  42     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  43         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  44     }
  45
  46     @Override
  47     protected @Nullable ThingHandler createHandler(Thing thing) {
  48         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  49
  50         if (THING_TYPE_WARNINGS.equals(thingTypeUID)) {
  51             return new DwdUnwetterHandler(thing);
  52         }
  53
  54         return null;
  55     }
  56 }