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

   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.linky.internal;
  14
  15 import static org.openhab.binding.linky.internal.LinkyBindingConstants.THING_TYPE_LINKY;
  16
  17 import java.time.ZonedDateTime;
  18 import java.time.format.DateTimeFormatter;
  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.linky.internal.handler.LinkyHandler;
  24 import org.openhab.core.i18n.LocaleProvider;
  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 import com.google.gson.Gson;
  36 import com.google.gson.GsonBuilder;
  37 import com.google.gson.JsonDeserializer;
  38
  39 /**
  40  * The {@link LinkyHandlerFactory} is responsible for creating things handlers.
  41  *
  42  * @author Gaël L'hopital - Initial contribution
  43  */
  44 @NonNullByDefault
  45 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.linky")
  46 public class LinkyHandlerFactory extends BaseThingHandlerFactory {
  47     private static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern("uuuu-MM-dd'T'HH:mm:ss.SSSX");
  48     private final LocaleProvider localeProvider;
  49     private final Gson gson;
  50     private final HttpClient httpClient;
  51
  52     @Activate
  53     public LinkyHandlerFactory(final @Reference LocaleProvider localeProvider,
  54             final @Reference HttpClientFactory httpClientFactory) {
  55         this.localeProvider = localeProvider;
  56         this.httpClient = httpClientFactory.createHttpClient(LinkyBindingConstants.BINDING_ID);
  57         this.gson = new GsonBuilder().registerTypeAdapter(ZonedDateTime.class,
  58                 (JsonDeserializer<ZonedDateTime>) (json, type, jsonDeserializationContext) -> ZonedDateTime
  59                         .parse(json.getAsJsonPrimitive().getAsString(), formatter))
  60                 .create();
  61     }
  62
  63     @Override
  64     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  65         return THING_TYPE_LINKY.equals(thingTypeUID);
  66     }
  67
  68     @Override
  69     protected @Nullable ThingHandler createHandler(Thing thing) {
  70         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  71
  72         if (supportsThingType(thingTypeUID)) {
  73             return new LinkyHandler(thing, localeProvider, gson, httpClient);
  74         }
  75
  76         return null;
  77     }
  78 }