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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.goecharger.internal;
  14
  15 import static org.openhab.binding.goecharger.internal.GoEChargerBindingConstants.*;
  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.goecharger.internal.handler.GoEChargerHandler;
  24 import org.openhab.binding.goecharger.internal.handler.GoEChargerV2Handler;
  25 import org.openhab.core.io.net.http.HttpClientFactory;
  26 import org.openhab.core.thing.Thing;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  29 import org.openhab.core.thing.binding.ThingHandler;
  30 import org.openhab.core.thing.binding.ThingHandlerFactory;
  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
  35 /**
  36  * The {@link GoEChargerHandlerFactory} is responsible for creating things and
  37  * thing handlers.
  38  *
  39  * @author Samuel Brucksch - Initial contribution
  40  */
  41 @NonNullByDefault
  42 @Component(configurationPid = "binding.goecharger", service = ThingHandlerFactory.class)
  43 public class GoEChargerHandlerFactory extends BaseThingHandlerFactory {
  44     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_GOE);
  45     private final HttpClient httpClient;
  46
  47     @Activate
  48     public GoEChargerHandlerFactory(final @Reference HttpClientFactory httpClientFactory) {
  49         this.httpClient = httpClientFactory.getCommonHttpClient();
  50     }
  51
  52     @Override
  53     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  54         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  55     }
  56
  57     @Override
  58     protected @Nullable ThingHandler createHandler(Thing thing) {
  59         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  60         var apiVersion = thing.getConfiguration().as(GoEChargerConfiguration.class).apiVersion;
  61
  62         if (THING_TYPE_GOE.equals(thingTypeUID)) {
  63             if (apiVersion == 1) {
  64                 return new GoEChargerHandler(thing, httpClient);
  65             }
  66             if (apiVersion == 2) {
  67                 return new GoEChargerV2Handler(thing, httpClient);
  68             }
  69         }
  70
  71         return null;
  72     }
  73 }