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   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.mecmeter.internal;
  14
  15 import static org.openhab.binding.mecmeter.MecMeterBindingConstants.THING_TYPE_METER;
  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.mecmeter.MecMeterBindingConstants;
  21 import org.openhab.binding.mecmeter.handler.MecMeterHandler;
  22 import org.openhab.core.io.net.http.HttpClientFactory;
  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
  32 /**
  33  * The {@link MecMeterHandlerFactory} is responsible for creating things and thing
  34  * handlers.
  35  *
  36  * @author Florian Pazour - Initial contribution
  37  * @author Klaus Berger - Initial contribution
  38  * @author Kai Kreuzer - Refactoring for openHAB 3
  39  */
  40 @NonNullByDefault
  41 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.mecmeter")
  42 public class MecMeterHandlerFactory extends BaseThingHandlerFactory {
  43
  44     private final HttpClient httpClient;
  45
  46     @Activate
  47     public MecMeterHandlerFactory(@Reference HttpClientFactory httpClientFactory) {
  48         httpClient = httpClientFactory.getCommonHttpClient();
  49     }
  50
  51     @Override
  52     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  53         return MecMeterBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  54     }
  55
  56     @Override
  57     protected @Nullable ThingHandler createHandler(Thing thing) {
  58         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  59
  60         if (thingTypeUID.equals(THING_TYPE_METER)) {
  61             return new MecMeterHandler(thing, httpClient);
  62         }
  63         return null;
  64     }
  65 }