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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.intesis.internal;
  14
  15 import static org.openhab.binding.intesis.internal.IntesisBindingConstants.THING_TYPE_INTESISHOME;
  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.eclipse.jetty.client.HttpClient;
  23 import org.openhab.binding.intesis.internal.handler.IntesisHomeHandler;
  24 import org.openhab.core.io.net.http.HttpClientFactory;
  25 import org.openhab.core.thing.Thing;
  26 import org.openhab.core.thing.ThingTypeUID;
  27 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  28 import org.openhab.core.thing.binding.ThingHandler;
  29 import org.openhab.core.thing.binding.ThingHandlerFactory;
  30 import org.osgi.service.component.ComponentContext;
  31 import org.osgi.service.component.annotations.Activate;
  32 import org.osgi.service.component.annotations.Component;
  33 import org.osgi.service.component.annotations.Reference;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 /**
  38  * The {@link IntesisHandlerFactory} is responsible for creating things and thing
  39  * handlers.
  40  *
  41  * @author Hans-Jörg Merk - Initial contribution
  42  */
  43 @NonNullByDefault
  44 @Component(configurationPid = "binding.intesis", service = ThingHandlerFactory.class)
  45 public class IntesisHandlerFactory extends BaseThingHandlerFactory {
  46
  47     private final Logger logger = LoggerFactory.getLogger(IntesisHandlerFactory.class);
  48     private final HttpClient httpClient;
  49     private final IntesisDynamicStateDescriptionProvider intesisStateDescriptionProvider;
  50
  51     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_INTESISHOME);
  52
  53     @Activate
  54     public IntesisHandlerFactory(@Reference HttpClientFactory httpClientFactory, ComponentContext componentContext,
  55             final @Reference IntesisDynamicStateDescriptionProvider dynamicStateDescriptionProvider) {
  56         super.activate(componentContext);
  57
  58         this.httpClient = httpClientFactory.getCommonHttpClient();
  59         this.intesisStateDescriptionProvider = dynamicStateDescriptionProvider;
  60     }
  61
  62     @Override
  63     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  64         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  65     }
  66
  67     @Override
  68     protected @Nullable ThingHandler createHandler(Thing thing) {
  69         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  70
  71         if (THING_TYPE_INTESISHOME.equals(thingTypeUID)) {
  72             logger.debug("Creating a IntesisHomeHandler for thing '{}'", thing.getUID());
  73             return new IntesisHomeHandler(thing, httpClient, intesisStateDescriptionProvider);
  74         }
  75
  76         return null;
  77     }
  78 }