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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.icloud.internal;
  14
  15 import static org.openhab.binding.icloud.internal.ICloudBindingConstants.*;
  16
  17 import java.util.HashMap;
  18 import java.util.Hashtable;
  19 import java.util.Map;
  20
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.binding.icloud.internal.discovery.ICloudDeviceDiscovery;
  23 import org.openhab.binding.icloud.internal.handler.ICloudAccountBridgeHandler;
  24 import org.openhab.binding.icloud.internal.handler.ICloudDeviceHandler;
  25 import org.openhab.core.config.discovery.DiscoveryService;
  26 import org.openhab.core.i18n.LocaleProvider;
  27 import org.openhab.core.i18n.TranslationProvider;
  28 import org.openhab.core.thing.Bridge;
  29 import org.openhab.core.thing.Thing;
  30 import org.openhab.core.thing.ThingTypeUID;
  31 import org.openhab.core.thing.ThingUID;
  32 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  33 import org.openhab.core.thing.binding.ThingHandler;
  34 import org.openhab.core.thing.binding.ThingHandlerFactory;
  35 import org.osgi.framework.ServiceRegistration;
  36 import org.osgi.service.component.annotations.Component;
  37 import org.osgi.service.component.annotations.Reference;
  38
  39 /**
  40  * The {@link ICloudHandlerFactory} is responsible for creating things and thing
  41  * handlers.
  42  *
  43  * @author Patrik Gfeller - Initial contribution
  44  */
  45 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.icloud")
  46 public class ICloudHandlerFactory extends BaseThingHandlerFactory {
  47     private final Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegistrations = new HashMap<>();
  48     private LocaleProvider localeProvider;
  49     private TranslationProvider i18nProvider;
  50
  51     @Override
  52     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  53         return 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_ICLOUD)) {
  61             ICloudAccountBridgeHandler bridgeHandler = new ICloudAccountBridgeHandler((Bridge) thing);
  62             registerDeviceDiscoveryService(bridgeHandler);
  63             return bridgeHandler;
  64         }
  65
  66         if (thingTypeUID.equals(THING_TYPE_ICLOUDDEVICE)) {
  67             return new ICloudDeviceHandler(thing);
  68         }
  69         return null;
  70     }
  71
  72     @Override
  73     protected void removeHandler(ThingHandler thingHandler) {
  74         if (thingHandler instanceof ICloudAccountBridgeHandler) {
  75             unregisterDeviceDiscoveryService((ICloudAccountBridgeHandler) thingHandler);
  76         }
  77     }
  78
  79     private synchronized void registerDeviceDiscoveryService(ICloudAccountBridgeHandler bridgeHandler) {
  80         ICloudDeviceDiscovery discoveryService = new ICloudDeviceDiscovery(bridgeHandler, bundleContext.getBundle(),
  81                 i18nProvider, localeProvider);
  82         discoveryService.activate();
  83         this.discoveryServiceRegistrations.put(bridgeHandler.getThing().getUID(),
  84                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
  85     }
  86
  87     private synchronized void unregisterDeviceDiscoveryService(ICloudAccountBridgeHandler bridgeHandler) {
  88         ServiceRegistration<?> serviceRegistration = this.discoveryServiceRegistrations
  89                 .get(bridgeHandler.getThing().getUID());
  90         if (serviceRegistration != null) {
  91             ICloudDeviceDiscovery discoveryService = (ICloudDeviceDiscovery) bundleContext
  92                     .getService(serviceRegistration.getReference());
  93             if (discoveryService != null) {
  94                 discoveryService.deactivate();
  95             }
  96             serviceRegistration.unregister();
  97             discoveryServiceRegistrations.remove(bridgeHandler.getThing().getUID());
  98         }
  99     }
 100
 101     @Reference
 102     protected void setLocaleProvider(LocaleProvider localeProvider) {
 103         this.localeProvider = localeProvider;
 104     }
 105
 106     protected void unsetLocaleProvider(LocaleProvider localeProvider) {
 107         this.localeProvider = null;
 108     }
 109
 110     @Reference
 111     public void setTranslationProvider(TranslationProvider i18nProvider) {
 112         this.i18nProvider = i18nProvider;
 113     }
 114
 115     public void unsetTranslationProvider(TranslationProvider i18nProvider) {
 116         this.i18nProvider = null;
 117     }
 118 }