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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.vitotronic.internal;
  14
  15 import java.util.Hashtable;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.binding.vitotronic.internal.discovery.VitotronicDiscoveryService;
  20 import org.openhab.binding.vitotronic.internal.handler.VitotronicBridgeHandler;
  21 import org.openhab.binding.vitotronic.internal.handler.VitotronicThingHandler;
  22 import org.openhab.core.config.core.Configuration;
  23 import org.openhab.core.config.discovery.DiscoveryService;
  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.ThingUID;
  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.Component;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 /**
  36  * The {@link VitotronicHandlerFactory} is responsible for creating things and thing
  37  * handlers.
  38  *
  39  * @author Stefan Andres - Initial contribution
  40  */
  41 @NonNullByDefault
  42 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.vitotronic")
  43 public class VitotronicHandlerFactory extends BaseThingHandlerFactory {
  44
  45     private final Logger logger = LoggerFactory.getLogger(VitotronicHandlerFactory.class);
  46
  47     @Override
  48     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  49         logger.trace("Ask Handler for Supported Thing {}",
  50                 VitotronicBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID));
  51         return VitotronicBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  52     }
  53
  54     @Override
  55     protected @Nullable ThingHandler createHandler(Thing thing) {
  56         logger.trace("Install Handler for Thing {}", thing.getUID());
  57
  58         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  59
  60         if (thingTypeUID.equals(VitotronicBindingConstants.THING_TYPE_UID_BRIDGE)) {
  61             VitotronicBridgeHandler handler = new VitotronicBridgeHandler((Bridge) thing);
  62             registerThingDiscovery(handler);
  63             return handler;
  64         }
  65
  66         if (supportsThingType(thingTypeUID)) {
  67             return new VitotronicThingHandler(thing);
  68         }
  69
  70         return null;
  71     }
  72
  73     private synchronized void registerThingDiscovery(VitotronicBridgeHandler bridgeHandler) {
  74         VitotronicDiscoveryService discoveryService = new VitotronicDiscoveryService(bridgeHandler);
  75         logger.trace("Try to register Discovery service on BundleID: {} Service: {}",
  76                 bundleContext.getBundle().getBundleId(), DiscoveryService.class.getName());
  77         bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>());
  78         discoveryService.activate();
  79     }
  80
  81     @Override
  82     public @Nullable Thing createThing(ThingTypeUID thingTypeUID, Configuration configuration,
  83             @Nullable ThingUID thingUID, @Nullable ThingUID bridgeUID) {
  84         logger.trace("Create Thing for Type {}", thingUID);
  85
  86         String adapterID = (String) configuration.get(VitotronicBindingConstants.ADAPTER_ID);
  87
  88         if (VitotronicBindingConstants.THING_TYPE_UID_BRIDGE.equals(thingTypeUID)) {
  89             logger.trace("Create Bridge: {}", adapterID);
  90             return super.createThing(thingTypeUID, configuration, thingUID, null);
  91         } else {
  92             if (supportsThingType(thingTypeUID)) {
  93                 logger.trace("Create Thing: {}", adapterID);
  94                 return super.createThing(thingTypeUID, configuration, thingUID, bridgeUID);
  95             }
  96         }
  97
  98         return null;
  99     }
 100 }