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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.cbus.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.cbus.CBusBindingConstants;
  20 import org.openhab.binding.cbus.handler.CBusCGateHandler;
  21 import org.openhab.binding.cbus.handler.CBusDaliHandler;
  22 import org.openhab.binding.cbus.handler.CBusLightHandler;
  23 import org.openhab.binding.cbus.handler.CBusNetworkHandler;
  24 import org.openhab.binding.cbus.handler.CBusTemperatureHandler;
  25 import org.openhab.binding.cbus.handler.CBusTriggerHandler;
  26 import org.openhab.binding.cbus.internal.discovery.CBusGroupDiscovery;
  27 import org.openhab.binding.cbus.internal.discovery.CBusNetworkDiscovery;
  28 import org.openhab.core.config.discovery.DiscoveryService;
  29 import org.openhab.core.thing.Bridge;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingTypeUID;
  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 CBusHandlerFactory} is responsible for creating things and thing
  40  * handlers.
  41  *
  42  * @author Scott Linton - Initial contribution
  43  */
  44 @NonNullByDefault
  45 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.cbus")
  46 public class CBusHandlerFactory extends BaseThingHandlerFactory {
  47
  48     private @Nullable ServiceRegistration<?> cbusCGateHandlerServiceReg = null;
  49     private @Nullable ServiceRegistration<?> cbusNetworkHandlerServiceReg = null;
  50
  51     @Override
  52     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  53         return CBusBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  54     }
  55
  56     @Override
  57     protected @Nullable ThingHandler createHandler(Thing thing) {
  58         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  59         if (CBusBindingConstants.BRIDGE_TYPE_CGATE.equals(thingTypeUID)) {
  60             CBusCGateHandler handler = new CBusCGateHandler((Bridge) thing);
  61             registerDeviceDiscoveryService(handler);
  62             return handler;
  63         }
  64         if (CBusBindingConstants.BRIDGE_TYPE_NETWORK.equals(thingTypeUID)) {
  65             CBusNetworkHandler handler = new CBusNetworkHandler((Bridge) thing);
  66             registerDeviceDiscoveryService(handler);
  67             return handler;
  68         }
  69         if (CBusBindingConstants.THING_TYPE_LIGHT.equals(thingTypeUID)) {
  70             return new CBusLightHandler(thing);
  71         }
  72         if (CBusBindingConstants.THING_TYPE_TEMPERATURE.equals(thingTypeUID)) {
  73             return new CBusTemperatureHandler(thing);
  74         }
  75         if (CBusBindingConstants.THING_TYPE_TRIGGER.equals(thingTypeUID)) {
  76             return new CBusTriggerHandler(thing);
  77         }
  78         if (CBusBindingConstants.THING_TYPE_DALI.equals(thingTypeUID)) {
  79             return new CBusDaliHandler(thing);
  80         }
  81         return null;
  82     }
  83
  84     @Override
  85     protected void removeHandler(ThingHandler thingHandler) {
  86         if (thingHandler instanceof CBusCGateHandler) {
  87             ServiceRegistration<?> serviceReg = this.cbusCGateHandlerServiceReg;
  88             if (serviceReg != null) {
  89                 serviceReg.unregister();
  90             }
  91         } else if (thingHandler instanceof CBusNetworkHandler) {
  92             ServiceRegistration<?> serviceReg = this.cbusNetworkHandlerServiceReg;
  93             if (serviceReg != null) {
  94                 serviceReg.unregister();
  95             }
  96         }
  97         super.removeHandler(thingHandler);
  98     }
  99
 100     private void registerDeviceDiscoveryService(CBusCGateHandler cbusCgateHandler) {
 101         CBusNetworkDiscovery discoveryService = new CBusNetworkDiscovery(cbusCgateHandler);
 102         cbusCGateHandlerServiceReg = super.bundleContext.registerService(DiscoveryService.class.getName(),
 103                 discoveryService, new Hashtable<String, Object>());
 104     }
 105
 106     private void registerDeviceDiscoveryService(CBusNetworkHandler cbusNetworkHandler) {
 107         CBusGroupDiscovery discoveryService = new CBusGroupDiscovery(cbusNetworkHandler);
 108         cbusNetworkHandlerServiceReg = bundleContext.registerService(DiscoveryService.class.getName(), discoveryService,
 109                 new Hashtable<String, Object>());
 110     }
 111 }