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   1 /**
   2  * Copyright (c) 2010-2021 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.wled.internal;
  14
  15 import static org.openhab.binding.wled.internal.WLedBindingConstants.SUPPORTED_THING_TYPES;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.eclipse.jetty.client.HttpClient;
  20 import org.openhab.core.io.net.http.HttpClientFactory;
  21 import org.openhab.core.thing.Thing;
  22 import org.openhab.core.thing.ThingTypeUID;
  23 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  24 import org.openhab.core.thing.binding.ThingHandler;
  25 import org.openhab.core.thing.binding.ThingHandlerFactory;
  26 import org.osgi.service.component.annotations.Activate;
  27 import org.osgi.service.component.annotations.Component;
  28 import org.osgi.service.component.annotations.Reference;
  29
  30 /**
  31  * The {@link WLedHandlerFactory} is responsible for creating things and thing
  32  * handlers.
  33  *
  34  * @author Matthew Skinner - Initial contribution
  35  */
  36 @NonNullByDefault
  37 @Component(configurationPid = "binding.wled", service = ThingHandlerFactory.class)
  38 public class WLedHandlerFactory extends BaseThingHandlerFactory {
  39     private final HttpClient httpClient;
  40     private final WledDynamicStateDescriptionProvider stateDescriptionProvider;
  41
  42     @Activate
  43     public WLedHandlerFactory(@Reference HttpClientFactory httpClientFactory,
  44             final @Reference WledDynamicStateDescriptionProvider stateDescriptionProvider) {
  45         this.httpClient = httpClientFactory.getCommonHttpClient();
  46         this.stateDescriptionProvider = stateDescriptionProvider;
  47     }
  48
  49     @Override
  50     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  51         if (SUPPORTED_THING_TYPES.contains(thingTypeUID)) {
  52             return true;
  53         }
  54         return false;
  55     }
  56
  57     @Override
  58     protected @Nullable ThingHandler createHandler(Thing thing) {
  59         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  60         if (SUPPORTED_THING_TYPES.contains(thingTypeUID)) {
  61             return new WLedHandler(thing, httpClient, stateDescriptionProvider);
  62         }
  63         return null;
  64     }
  65 }