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   1 /**
   2  * Copyright (c) 2010-2020 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.fmiweather.internal;
  14
  15 import static org.openhab.binding.fmiweather.internal.BindingConstants.*;
  16
  17 import java.util.Arrays;
  18 import java.util.HashSet;
  19 import java.util.Set;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  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 HandlerFactory} is responsible for creating things and thing
  32  * handlers.
  33  *
  34  * @author Sami Salonen - Initial contribution
  35  */
  36 @NonNullByDefault
  37 @Component(configurationPid = "binding.fmiweather", service = ThingHandlerFactory.class)
  38 public class HandlerFactory extends BaseThingHandlerFactory {
  39
  40     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = new HashSet<>(
  41             Arrays.asList(THING_TYPE_OBSERVATION, THING_TYPE_FORECAST));
  42
  43     @Override
  44     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  45         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  46     }
  47
  48     @Override
  49     protected @Nullable ThingHandler createHandler(Thing thing) {
  50         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  51
  52         if (THING_TYPE_OBSERVATION.equals(thingTypeUID)) {
  53             return new ObservationWeatherHandler(thing);
  54         } else if (THING_TYPE_FORECAST.equals(thingTypeUID)) {
  55             return new ForecastWeatherHandler(thing);
  56         }
  57
  58         return null;
  59     }
  60 }