git.basschouten.com Git - openhab-addons.git/blob

   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.sncf.internal;
  14
  15 import static org.openhab.binding.sncf.internal.SncfBindingConstants.*;
  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.binding.sncf.internal.handler.SncfBridgeHandler;
  21 import org.openhab.binding.sncf.internal.handler.StationHandler;
  22 import org.openhab.core.i18n.LocationProvider;
  23 import org.openhab.core.io.net.http.HttpClientFactory;
  24 import org.openhab.core.thing.Bridge;
  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.annotations.Activate;
  31 import org.osgi.service.component.annotations.Component;
  32 import org.osgi.service.component.annotations.Reference;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 import com.google.gson.FieldNamingPolicy;
  37 import com.google.gson.Gson;
  38 import com.google.gson.GsonBuilder;
  39
  40 /**
  41  * The {@link SncfHandlerFactory} is responsible for creating things and thing
  42  * handlers.
  43  *
  44  * @author Gaël L'hopital - Initial contribution
  45  */
  46 @NonNullByDefault
  47 @Component(configurationPid = "binding.sncf", service = ThingHandlerFactory.class)
  48 public class SncfHandlerFactory extends BaseThingHandlerFactory {
  49     private final Logger logger = LoggerFactory.getLogger(SncfHandlerFactory.class);
  50     private final LocationProvider locationProvider;
  51     private final HttpClient httpClient;
  52     private final Gson gson = new GsonBuilder().setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
  53             .create();
  54
  55     @Activate
  56     public SncfHandlerFactory(@Reference LocationProvider locationProvider,
  57             final @Reference HttpClientFactory httpClientFactory) {
  58         this.locationProvider = locationProvider;
  59         this.httpClient = httpClientFactory.getCommonHttpClient();
  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         if (APIBRIDGE_THING_TYPE.equals(thingTypeUID)) {
  71             return new SncfBridgeHandler((Bridge) thing, gson, locationProvider, httpClient);
  72         } else if (STATION_THING_TYPE.equals(thingTypeUID)) {
  73             return new StationHandler(thing, locationProvider);
  74         }
  75         logger.warn("ThingHandler not found for {}", thing.getThingTypeUID());
  76         return null;
  77     }
  78 }