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   1 /**
   2  * Copyright (c) 2010-2021 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.tado.internal.handler;
  14
  15 import static org.openhab.binding.tado.internal.TadoBindingConstants.*;
  16
  17 import java.util.Arrays;
  18 import java.util.Collections;
  19 import java.util.HashMap;
  20 import java.util.HashSet;
  21 import java.util.Hashtable;
  22 import java.util.Map;
  23 import java.util.Set;
  24
  25 import org.openhab.binding.tado.internal.discovery.TadoDiscoveryService;
  26 import org.openhab.core.config.discovery.DiscoveryService;
  27 import org.openhab.core.thing.Bridge;
  28 import org.openhab.core.thing.Thing;
  29 import org.openhab.core.thing.ThingTypeUID;
  30 import org.openhab.core.thing.ThingUID;
  31 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  32 import org.openhab.core.thing.binding.ThingHandler;
  33 import org.openhab.core.thing.binding.ThingHandlerFactory;
  34 import org.osgi.framework.ServiceRegistration;
  35 import org.osgi.service.component.annotations.Component;
  36
  37 /**
  38  * The {@link TadoHandlerFactory} is responsible for creating things and thing
  39  * handlers.
  40  *
  41  * @author Dennis Frommknecht - Initial contribution
  42  */
  43 @Component(configurationPid = "binding.tado", service = ThingHandlerFactory.class)
  44 public class TadoHandlerFactory extends BaseThingHandlerFactory {
  45
  46     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections
  47             .unmodifiableSet(new HashSet<>(Arrays.asList(THING_TYPE_HOME, THING_TYPE_ZONE, THING_TYPE_MOBILE_DEVICE)));
  48
  49     private final Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new HashMap<>();
  50
  51     @Override
  52     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  53         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  54     }
  55
  56     @Override
  57     protected ThingHandler createHandler(Thing thing) {
  58         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  59
  60         if (thingTypeUID.equals(THING_TYPE_HOME)) {
  61             TadoHomeHandler tadoHomeHandler = new TadoHomeHandler((Bridge) thing);
  62             registerTadoDiscoveryService(tadoHomeHandler);
  63             return tadoHomeHandler;
  64         } else if (thingTypeUID.equals(THING_TYPE_ZONE)) {
  65             return new TadoZoneHandler(thing);
  66         } else if (thingTypeUID.equals(THING_TYPE_MOBILE_DEVICE)) {
  67             return new TadoMobileDeviceHandler(thing);
  68         }
  69
  70         return null;
  71     }
  72
  73     private synchronized void registerTadoDiscoveryService(TadoHomeHandler tadoHomeHandler) {
  74         TadoDiscoveryService discoveryService = new TadoDiscoveryService(tadoHomeHandler);
  75         ServiceRegistration<?> serviceRegistration = bundleContext.registerService(DiscoveryService.class.getName(),
  76                 discoveryService, new Hashtable<>());
  77         discoveryService.activate();
  78         this.discoveryServiceRegs.put(tadoHomeHandler.getThing().getUID(), serviceRegistration);
  79     }
  80
  81     @Override
  82     protected synchronized void removeHandler(ThingHandler thingHandler) {
  83         if (thingHandler instanceof TadoHomeHandler) {
  84             ServiceRegistration<?> serviceReg = this.discoveryServiceRegs.remove(thingHandler.getThing().getUID());
  85             if (serviceReg != null) {
  86                 TadoDiscoveryService service = (TadoDiscoveryService) bundleContext
  87                         .getService(serviceReg.getReference());
  88                 serviceReg.unregister();
  89                 if (service != null) {
  90                     service.deactivate();
  91                 }
  92             }
  93         }
  94     }
  95 }