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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.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.ComponentContext;
  32 import org.osgi.service.component.annotations.Activate;
  33 import org.osgi.service.component.annotations.Component;
  34 import org.osgi.service.component.annotations.Reference;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 import com.google.gson.Gson;
  39 import com.google.gson.GsonBuilder;
  40 import com.google.gson.JsonDeserializer;
  41
  42 /**
  43  * The {@link LinkyHandlerFactory} is responsible for creating things handlers.
  44  *
  45  * @author Gaël L'hopital - Initial contribution
  46  */
  47 @NonNullByDefault
  48 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.linky")
  49 public class LinkyHandlerFactory extends BaseThingHandlerFactory {
  50     private static final DateTimeFormatter LINKY_FORMATTER = DateTimeFormatter.ofPattern("uuuu-MM-dd'T'HH:mm:ss.SSSX");
  51     private static final int REQUEST_BUFFER_SIZE = 8000;
  52
  53     private final Logger logger = LoggerFactory.getLogger(LinkyHandlerFactory.class);
  54     private final Gson gson = new GsonBuilder().registerTypeAdapter(ZonedDateTime.class,
  55             (JsonDeserializer<ZonedDateTime>) (json, type, jsonDeserializationContext) -> ZonedDateTime
  56                     .parse(json.getAsJsonPrimitive().getAsString(), LINKY_FORMATTER))
  57             .create();
  58     private final LocaleProvider localeProvider;
  59     private final HttpClient httpClient;
  60
  61     @Activate
  62     public LinkyHandlerFactory(final @Reference LocaleProvider localeProvider,
  63             final @Reference HttpClientFactory httpClientFactory) {
  64         this.localeProvider = localeProvider;
  65         this.httpClient = httpClientFactory.createHttpClient(LinkyBindingConstants.BINDING_ID);
  66     }
  67
  68     @Override
  69     protected void activate(ComponentContext componentContext) {
  70         super.activate(componentContext);
  71         httpClient.setFollowRedirects(false);
  72         httpClient.setRequestBufferSize(REQUEST_BUFFER_SIZE);
  73         try {
  74             httpClient.start();
  75         } catch (Exception e) {
  76             logger.warn("Unable to start Jetty HttpClient {}", e.getMessage());
  77         }
  78     }
  79
  80     @Override
  81     protected void deactivate(ComponentContext componentContext) {
  82         super.deactivate(componentContext);
  83         try {
  84             httpClient.stop();
  85         } catch (Exception e) {
  86             logger.warn("Unable to stop Jetty HttpClient {}", e.getMessage());
  87         }
  88     }
  89
  90     @Override
  91     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  92         return THING_TYPE_LINKY.equals(thingTypeUID);
  93     }
  94
  95     @Override
  96     protected @Nullable ThingHandler createHandler(Thing thing) {
  97         return supportsThingType(thing.getThingTypeUID()) ? new LinkyHandler(thing, localeProvider, gson, httpClient)
  98                 : null;
  99     }
 100 }