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   1 /**
   2  * Copyright (c) 2010-2023 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.wundergroundupdatereceiver.internal;
  14
  15 import static org.openhab.binding.wundergroundupdatereceiver.internal.WundergroundUpdateReceiverBindingConstants.THING_TYPE_UPDATE_RECEIVER;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.core.thing.ManagedThingProvider;
  20 import org.openhab.core.thing.Thing;
  21 import org.openhab.core.thing.ThingTypeUID;
  22 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  23 import org.openhab.core.thing.binding.ThingHandler;
  24 import org.openhab.core.thing.binding.ThingHandlerFactory;
  25 import org.openhab.core.thing.type.ChannelTypeRegistry;
  26 import org.osgi.service.component.ComponentContext;
  27 import org.osgi.service.component.annotations.Activate;
  28 import org.osgi.service.component.annotations.Component;
  29 import org.osgi.service.component.annotations.Reference;
  30 import org.osgi.service.http.HttpService;
  31
  32 /**
  33  * The {@link WundergroundUpdateReceiverHandlerFactory} is responsible for creating things and thing
  34  * handlers.
  35  *
  36  * @author Daniel Demus - Initial contribution
  37  */
  38 @NonNullByDefault
  39 @Component(configurationPid = "binding.wundergroundupdatereceiver", service = ThingHandlerFactory.class)
  40 public class WundergroundUpdateReceiverHandlerFactory extends BaseThingHandlerFactory {
  41
  42     private final WundergroundUpdateReceiverDiscoveryService discoveryService;
  43     private final ChannelTypeRegistry channelTypeRegistry;
  44     private final WundergroundUpdateReceiverUnknownChannelTypeProvider channelTypeProvider;
  45     private final WundergroundUpdateReceiverServlet wunderGroundUpdateReceiverServlet;
  46     private final ManagedThingProvider managedThingProvider;
  47
  48     @Activate
  49     public WundergroundUpdateReceiverHandlerFactory(@Reference HttpService httpService,
  50             @Reference WundergroundUpdateReceiverDiscoveryService discoveryService,
  51             @Reference WundergroundUpdateReceiverUnknownChannelTypeProvider channelTypeProvider,
  52             @Reference ChannelTypeRegistry channelTypeRegistry, @Reference ManagedThingProvider managedThingProvider) {
  53         this.discoveryService = discoveryService;
  54         this.channelTypeRegistry = channelTypeRegistry;
  55         this.channelTypeProvider = channelTypeProvider;
  56         this.managedThingProvider = managedThingProvider;
  57         this.wunderGroundUpdateReceiverServlet = new WundergroundUpdateReceiverServlet(httpService,
  58                 this.discoveryService);
  59         this.discoveryService.servletControls = this.wunderGroundUpdateReceiverServlet;
  60         if (this.discoveryService.isBackgroundDiscoveryEnabled()) {
  61             this.wunderGroundUpdateReceiverServlet.activate();
  62         }
  63     }
  64
  65     @Override
  66     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  67         return WundergroundUpdateReceiverBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  68     }
  69
  70     @Override
  71     protected @Nullable ThingHandler createHandler(Thing thing) {
  72         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  73
  74         if (THING_TYPE_UPDATE_RECEIVER.equals(thingTypeUID)) {
  75             return new WundergroundUpdateReceiverHandler(thing, this.wunderGroundUpdateReceiverServlet,
  76                     this.discoveryService, this.channelTypeProvider, this.channelTypeRegistry,
  77                     this.managedThingProvider);
  78         }
  79
  80         return null;
  81     }
  82
  83     @Override
  84     protected void deactivate(ComponentContext componentContext) {
  85         this.wunderGroundUpdateReceiverServlet.deactivate();
  86         this.wunderGroundUpdateReceiverServlet.dispose();
  87         super.deactivate(componentContext);
  88     }
  89 }