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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.zway.internal;
  14
  15 import java.util.Collections;
  16 import java.util.HashMap;
  17 import java.util.Hashtable;
  18 import java.util.Map;
  19 import java.util.Set;
  20 import java.util.stream.Collectors;
  21 import java.util.stream.Stream;
  22
  23 import org.openhab.binding.zway.internal.discovery.ZWayDeviceDiscoveryService;
  24 import org.openhab.binding.zway.internal.handler.ZWayBridgeHandler;
  25 import org.openhab.binding.zway.internal.handler.ZWayZAutomationDeviceHandler;
  26 import org.openhab.binding.zway.internal.handler.ZWayZWaveDeviceHandler;
  27 import org.openhab.core.config.discovery.DiscoveryService;
  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
  38 /**
  39  * The {@link ZWayHandlerFactory} is responsible for creating things and thing
  40  * handlers.
  41  *
  42  * @author Patrick Hecker - Initial contribution
  43  */
  44 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.zway")
  45 public class ZWayHandlerFactory extends BaseThingHandlerFactory {
  46
  47     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.unmodifiableSet(
  48             Stream.of(ZWayBridgeHandler.SUPPORTED_THING_TYPE, ZWayZAutomationDeviceHandler.SUPPORTED_THING_TYPE,
  49                     ZWayZWaveDeviceHandler.SUPPORTED_THING_TYPE).collect(Collectors.toSet()));
  50
  51     private final Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new HashMap<>();
  52
  53     @Override
  54     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  55         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  56     }
  57
  58     @Override
  59     protected ThingHandler createHandler(Thing thing) {
  60         if (ZWayBridgeHandler.SUPPORTED_THING_TYPE.equals(thing.getThingTypeUID())) {
  61             ZWayBridgeHandler handler = new ZWayBridgeHandler((Bridge) thing);
  62             registerDeviceDiscoveryService(handler);
  63
  64             return handler;
  65         } else if (ZWayZAutomationDeviceHandler.SUPPORTED_THING_TYPE.equals(thing.getThingTypeUID())) {
  66             return new ZWayZAutomationDeviceHandler(thing);
  67         } else if (ZWayZWaveDeviceHandler.SUPPORTED_THING_TYPE.equals(thing.getThingTypeUID())) {
  68             return new ZWayZWaveDeviceHandler(thing);
  69         } else {
  70             return null;
  71         }
  72     }
  73
  74     @Override
  75     protected synchronized void removeHandler(ThingHandler thingHandler) {
  76         if (thingHandler instanceof ZWayBridgeHandler) {
  77             ServiceRegistration<?> serviceReg = this.discoveryServiceRegs.remove(thingHandler.getThing().getUID());
  78             if (serviceReg != null) {
  79                 serviceReg.unregister();
  80             }
  81         }
  82     }
  83
  84     private synchronized void registerDeviceDiscoveryService(ZWayBridgeHandler handler) {
  85         ZWayDeviceDiscoveryService discoveryService = new ZWayDeviceDiscoveryService(handler);
  86         this.discoveryServiceRegs.put(handler.getThing().getUID(),
  87                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
  88     }
  89 }