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.remoteopenhab.internal;
  14
  15 import static org.openhab.binding.remoteopenhab.internal.RemoteopenhabBindingConstants.*;
  16
  17 import javax.ws.rs.client.ClientBuilder;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.remoteopenhab.internal.handler.RemoteopenhabBridgeHandler;
  22 import org.openhab.core.thing.Bridge;
  23 import org.openhab.core.thing.Thing;
  24 import org.openhab.core.thing.ThingTypeUID;
  25 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  26 import org.openhab.core.thing.binding.ThingHandler;
  27 import org.openhab.core.thing.binding.ThingHandlerFactory;
  28 import org.osgi.service.component.annotations.Activate;
  29 import org.osgi.service.component.annotations.Component;
  30 import org.osgi.service.component.annotations.Reference;
  31 import org.osgi.service.jaxrs.client.SseEventSourceFactory;
  32
  33 import com.google.gson.FieldNamingPolicy;
  34 import com.google.gson.Gson;
  35 import com.google.gson.GsonBuilder;
  36
  37 /**
  38  * The {@link RemoteopenhabHandlerFactory} is responsible for creating things and thing
  39  * handlers.
  40  *
  41  * @author Laurent Garnier - Initial contribution
  42  */
  43 @NonNullByDefault
  44 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.remoteopenhab")
  45 public class RemoteopenhabHandlerFactory extends BaseThingHandlerFactory {
  46
  47     private final ClientBuilder clientBuilder;
  48     private final SseEventSourceFactory eventSourceFactory;
  49     private final RemoteopenhabChannelTypeProvider channelTypeProvider;
  50     private final RemoteopenhabStateDescriptionOptionProvider stateDescriptionProvider;
  51     private final Gson jsonParser;
  52
  53     @Activate
  54     public RemoteopenhabHandlerFactory(final @Reference ClientBuilder clientBuilder,
  55             final @Reference SseEventSourceFactory eventSourceFactory,
  56             final @Reference RemoteopenhabChannelTypeProvider channelTypeProvider,
  57             final @Reference RemoteopenhabStateDescriptionOptionProvider stateDescriptionProvider) {
  58         this.clientBuilder = clientBuilder;
  59         this.eventSourceFactory = eventSourceFactory;
  60         this.channelTypeProvider = channelTypeProvider;
  61         this.stateDescriptionProvider = stateDescriptionProvider;
  62         jsonParser = new GsonBuilder().setFieldNamingPolicy(FieldNamingPolicy.IDENTITY).create();
  63     }
  64
  65     /**
  66      * The things this factory supports creating.
  67      */
  68     @Override
  69     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  70         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  71     }
  72
  73     /**
  74      * Creates a handler for the specific thing.
  75      */
  76     @Override
  77     protected @Nullable ThingHandler createHandler(Thing thing) {
  78         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  79
  80         return BRIDGE_TYPE_SERVER.equals(thingTypeUID)
  81                 ? new RemoteopenhabBridgeHandler((Bridge) thing, clientBuilder, eventSourceFactory, channelTypeProvider,
  82                         stateDescriptionProvider, jsonParser)
  83                 : null;
  84     }
  85 }