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   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.nuvo.internal;
  14
  15 import static org.openhab.binding.nuvo.internal.NuvoBindingConstants.*;
  16
  17 import java.util.Collections;
  18 import java.util.Set;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.binding.nuvo.internal.handler.NuvoHandler;
  23 import org.openhab.core.io.transport.serial.SerialPortManager;
  24 import org.openhab.core.thing.Thing;
  25 import org.openhab.core.thing.ThingTypeUID;
  26 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  27 import org.openhab.core.thing.binding.ThingHandler;
  28 import org.openhab.core.thing.binding.ThingHandlerFactory;
  29 import org.osgi.service.component.annotations.Activate;
  30 import org.osgi.service.component.annotations.Component;
  31 import org.osgi.service.component.annotations.Reference;
  32
  33 /**
  34  * The {@link NuvoHandlerFactory} is responsible for creating things and thing
  35  * handlers.
  36  *
  37  * @author Michael Lobstein - Initial contribution
  38  */
  39 @NonNullByDefault
  40 @Component(configurationPid = "binding.nuvo", service = ThingHandlerFactory.class)
  41 public class NuvoHandlerFactory extends BaseThingHandlerFactory {
  42
  43     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_AMP);
  44
  45     private final SerialPortManager serialPortManager;
  46
  47     private final NuvoStateDescriptionOptionProvider stateDescriptionProvider;
  48
  49     @Override
  50     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  51         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  52     }
  53
  54     @Activate
  55     public NuvoHandlerFactory(final @Reference NuvoStateDescriptionOptionProvider provider,
  56             final @Reference SerialPortManager serialPortManager) {
  57         this.stateDescriptionProvider = provider;
  58         this.serialPortManager = serialPortManager;
  59     }
  60
  61     @Override
  62     protected @Nullable ThingHandler createHandler(Thing thing) {
  63         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  64
  65         if (SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID)) {
  66             return new NuvoHandler(thing, stateDescriptionProvider, serialPortManager);
  67         }
  68
  69         return null;
  70     }
  71 }