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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.sinope.internal;
  14
  15 import java.util.HashMap;
  16 import java.util.Hashtable;
  17 import java.util.Map;
  18 import java.util.Set;
  19
  20 import org.openhab.binding.sinope.SinopeBindingConstants;
  21 import org.openhab.binding.sinope.handler.SinopeGatewayHandler;
  22 import org.openhab.binding.sinope.handler.SinopeThermostatHandler;
  23 import org.openhab.binding.sinope.internal.discovery.SinopeThingsDiscoveryService;
  24 import org.openhab.core.config.discovery.DiscoveryService;
  25 import org.openhab.core.thing.Bridge;
  26 import org.openhab.core.thing.Thing;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  30 import org.openhab.core.thing.binding.ThingHandler;
  31 import org.openhab.core.thing.binding.ThingHandlerFactory;
  32 import org.osgi.framework.ServiceRegistration;
  33 import org.osgi.service.component.annotations.Component;
  34
  35 /**
  36  * {@link SinopeHandlerFactory} is a factory for {@link SinopeThermostatHandler}s and {@link SinopeGatewayHandler}s
  37  *
  38  * @author Pascal Larin - Initial contribution
  39  */
  40 @Component(service = ThingHandlerFactory.class)
  41 public class SinopeHandlerFactory extends BaseThingHandlerFactory {
  42
  43     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = SinopeBindingConstants.SUPPORTED_THING_TYPES_UIDS;
  44     private Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new HashMap<>();
  45
  46     @Override
  47     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  48         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  49     }
  50
  51     @Override
  52     protected ThingHandler createHandler(Thing thing) {
  53         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  54
  55         if (SinopeBindingConstants.THING_TYPE_GATEWAY.equals(thingTypeUID)) {
  56             SinopeGatewayHandler bridge = new SinopeGatewayHandler((Bridge) thing);
  57             registerDiscoveryService(bridge);
  58             return bridge;
  59         } else if (SinopeBindingConstants.THING_TYPE_THERMO.equals(thingTypeUID)) {
  60             return new SinopeThermostatHandler(thing);
  61         }
  62         return null;
  63     }
  64
  65     private synchronized void registerDiscoveryService(SinopeGatewayHandler bridge) {
  66         SinopeThingsDiscoveryService discoveryService = new SinopeThingsDiscoveryService(bridge);
  67
  68         this.discoveryServiceRegs.put(bridge.getThing().getUID(),
  69                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
  70     }
  71
  72     @Override
  73     protected synchronized void removeHandler(ThingHandler thingHandler) {
  74         if (thingHandler instanceof SinopeGatewayHandler) {
  75             ServiceRegistration<?> serviceReg = this.discoveryServiceRegs.get(thingHandler.getThing().getUID());
  76             if (serviceReg != null) {
  77                 // remove discovery service, if bridge handler is removed
  78                 serviceReg.unregister();
  79                 discoveryServiceRegs.remove(thingHandler.getThing().getUID());
  80             }
  81         }
  82     }
  83 }