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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.ipobserver.internal;
  14
  15 import static org.openhab.binding.ipobserver.internal.IpObserverBindingConstants.THING_WEATHER_STATION;
  16
  17 import java.util.Set;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.eclipse.jetty.client.HttpClient;
  22 import org.openhab.core.io.net.http.HttpClientFactory;
  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 IpObserverHandlerFactory} is responsible for creating things and thing
  34  * handlers.
  35  *
  36  * @author Matthew Skinner - Initial contribution
  37  */
  38 @NonNullByDefault
  39 @Component(configurationPid = "binding.ipobserver", service = ThingHandlerFactory.class)
  40 public class IpObserverHandlerFactory extends BaseThingHandlerFactory {
  41     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Set.of(THING_WEATHER_STATION);
  42     protected final HttpClient httpClient;
  43
  44     @Activate
  45     public IpObserverHandlerFactory(@Reference HttpClientFactory httpClientFactory) {
  46         this.httpClient = httpClientFactory.getCommonHttpClient();
  47     }
  48
  49     protected HttpClient getHttpClient() {
  50         return httpClient;
  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         if (THING_WEATHER_STATION.equals(thingTypeUID)) {
  63             return new IpObserverHandler(thing, httpClient);
  64         }
  65
  66         return null;
  67     }
  68 }