git.basschouten.com Git - openhab-addons.git/blob

   1 /**
   2  * Copyright (c) 2010-2022 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.bluetooth.roaming.internal;
  14
  15 import static org.openhab.binding.bluetooth.roaming.internal.RoamingBindingConstants.THING_TYPE_ROAMING;
  16
  17 import java.util.HashMap;
  18 import java.util.Hashtable;
  19 import java.util.Map;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.bluetooth.BluetoothAdapter;
  24 import org.openhab.core.thing.Bridge;
  25 import org.openhab.core.thing.Thing;
  26 import org.openhab.core.thing.ThingTypeUID;
  27 import org.openhab.core.thing.ThingUID;
  28 import org.openhab.core.thing.UID;
  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  * The {@link RoamingHandlerFactory} is responsible for creating things and thing
  37  * handlers.
  38  *
  39  * @author Connor Petty - Initial contribution
  40  */
  41 @NonNullByDefault
  42 @Component(configurationPid = "binding.roaming", service = ThingHandlerFactory.class)
  43 public class RoamingHandlerFactory extends BaseThingHandlerFactory {
  44
  45     private final Map<ThingUID, ServiceRegistration<?>> serviceRegs = new HashMap<>();
  46
  47     @Override
  48     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  49         return RoamingBindingConstants.SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  50     }
  51
  52     @Override
  53     protected @Nullable ThingHandler createHandler(Thing thing) {
  54         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  55
  56         if (THING_TYPE_ROAMING.equals(thingTypeUID)) {
  57             RoamingBridgeHandler handler = new RoamingBridgeHandler((Bridge) thing);
  58             registerRoamingBluetoothAdapter(handler);
  59             return handler;
  60         }
  61
  62         return null;
  63     }
  64
  65     private synchronized void registerRoamingBluetoothAdapter(RoamingBluetoothAdapter adapter) {
  66         this.serviceRegs.put(adapter.getUID(),
  67                 bundleContext.registerService(RoamingBluetoothAdapter.class.getName(), adapter, new Hashtable<>()));
  68     }
  69
  70     @Override
  71     protected synchronized void removeHandler(ThingHandler thingHandler) {
  72         if (thingHandler instanceof RoamingBluetoothAdapter) {
  73             UID uid = ((BluetoothAdapter) thingHandler).getUID();
  74             ServiceRegistration<?> serviceReg = this.serviceRegs.remove(uid);
  75             if (serviceReg != null) {
  76                 serviceReg.unregister();
  77             }
  78         }
  79     }
  80 }