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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.elerotransmitterstick.internal;
  14
  15 import static org.openhab.binding.elerotransmitterstick.internal.EleroTransmitterStickBindingConstants.*;
  16
  17 import java.util.Collections;
  18 import java.util.HashMap;
  19 import java.util.Hashtable;
  20 import java.util.Map;
  21 import java.util.Set;
  22 import java.util.stream.Collectors;
  23 import java.util.stream.Stream;
  24
  25 import org.eclipse.jdt.annotation.NonNullByDefault;
  26 import org.eclipse.jdt.annotation.Nullable;
  27 import org.openhab.binding.elerotransmitterstick.internal.discovery.EleroChannelDiscoveryService;
  28 import org.openhab.binding.elerotransmitterstick.internal.handler.EleroChannelHandler;
  29 import org.openhab.binding.elerotransmitterstick.internal.handler.EleroTransmitterStickHandler;
  30 import org.openhab.core.config.discovery.DiscoveryService;
  31 import org.openhab.core.io.transport.serial.SerialPortManager;
  32 import org.openhab.core.thing.Bridge;
  33 import org.openhab.core.thing.Thing;
  34 import org.openhab.core.thing.ThingTypeUID;
  35 import org.openhab.core.thing.ThingUID;
  36 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  37 import org.openhab.core.thing.binding.ThingHandler;
  38 import org.openhab.core.thing.binding.ThingHandlerFactory;
  39 import org.osgi.framework.ServiceRegistration;
  40 import org.osgi.service.component.annotations.Activate;
  41 import org.osgi.service.component.annotations.Component;
  42 import org.osgi.service.component.annotations.Reference;
  43
  44 /**
  45  * The {@link EleroTransmitterStickHandlerFactory} is responsible for creating things and thing
  46  * handlers.
  47  *
  48  * @author Volker Bier - Initial contribution
  49  */
  50 @NonNullByDefault
  51 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.elerotransmitterstick")
  52 public class EleroTransmitterStickHandlerFactory extends BaseThingHandlerFactory {
  53
  54     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections
  55             .unmodifiableSet(Stream.of(THING_TYPE_STICK, THING_TYPE_ELERO_CHANNEL).collect(Collectors.toSet()));
  56
  57     private final Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new HashMap<>();
  58
  59     private final SerialPortManager serialPortManager;
  60
  61     @Activate
  62     public EleroTransmitterStickHandlerFactory(final @Reference SerialPortManager serialPortManager) {
  63         this.serialPortManager = serialPortManager;
  64     }
  65
  66     @Override
  67     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  68         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  69     }
  70
  71     @Override
  72     protected @Nullable ThingHandler createHandler(Thing thing) {
  73         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  74
  75         if (thingTypeUID.equals(THING_TYPE_STICK)) {
  76             EleroTransmitterStickHandler bridgeHandler = new EleroTransmitterStickHandler((Bridge) thing,
  77                     serialPortManager);
  78
  79             EleroChannelDiscoveryService discoveryService = new EleroChannelDiscoveryService(bridgeHandler);
  80             discoveryServiceRegs.put(bridgeHandler.getThing().getUID(), bundleContext
  81                     .registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
  82
  83             return bridgeHandler;
  84         } else if (thingTypeUID.equals(THING_TYPE_ELERO_CHANNEL)) {
  85             return new EleroChannelHandler(thing);
  86         }
  87
  88         return null;
  89     }
  90 }