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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.phc.internal;
  14
  15 import static org.openhab.binding.phc.internal.PHCBindingConstants.*;
  16
  17 import java.util.Collections;
  18 import java.util.Set;
  19 import java.util.stream.Collectors;
  20 import java.util.stream.Stream;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.openhab.binding.phc.internal.handler.PHCBridgeHandler;
  25 import org.openhab.binding.phc.internal.handler.PHCHandler;
  26 import org.openhab.core.config.core.Configuration;
  27 import org.openhab.core.io.transport.serial.SerialPortManager;
  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.service.component.annotations.Component;
  36 import org.osgi.service.component.annotations.Reference;
  37
  38 /**
  39  * The {@link PHCHandlerFactory} is responsible for creating things and thing
  40  * handlers.
  41  *
  42  * @author Jonas Hohaus - Initial contribution
  43  */
  44 @NonNullByDefault
  45 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.phc")
  46 public class PHCHandlerFactory extends BaseThingHandlerFactory {
  47
  48     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections
  49             .unmodifiableSet(Stream.of(THING_TYPE_BRIDGE, THING_TYPE_AM, THING_TYPE_EM, THING_TYPE_JRM, THING_TYPE_DIM)
  50                     .collect(Collectors.toSet()));
  51
  52     private @NonNullByDefault({}) SerialPortManager serialPortManager;
  53
  54     @Reference
  55     protected void setSerialPortManager(final SerialPortManager serialPortManager) {
  56         this.serialPortManager = serialPortManager;
  57     }
  58
  59     protected void unsetSerialPortManager(final SerialPortManager serialPortManager) {
  60         this.serialPortManager = null;
  61     }
  62
  63     @Override
  64     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  65         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  66     }
  67
  68     @Override
  69     public @Nullable Thing createThing(ThingTypeUID thingTypeUID, Configuration configuration,
  70             @Nullable ThingUID thingUID, @Nullable ThingUID bridgeUID) {
  71         Thing thing;
  72
  73         if (SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID)) {
  74             if (thingTypeUID.equals(THING_TYPE_BRIDGE)) {
  75                 thing = super.createThing(thingTypeUID, configuration, thingUID, null);
  76             } else {
  77                 ThingUID phcThingUID = new ThingUID(thingTypeUID, configuration.get(ADDRESS).toString());
  78                 thing = super.createThing(thingTypeUID, configuration, phcThingUID, bridgeUID);
  79             }
  80         } else {
  81             throw new IllegalArgumentException(
  82                     "The thing type " + thingTypeUID + " is not supported by the phc binding.");
  83         }
  84
  85         return thing;
  86     }
  87
  88     @Override
  89     protected @Nullable ThingHandler createHandler(Thing thing) {
  90         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  91
  92         ThingHandler handler = null;
  93
  94         if (thingTypeUID.equals(THING_TYPE_BRIDGE)) {
  95             handler = new PHCBridgeHandler((Bridge) thing, serialPortManager);
  96         } else if (SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID)) {
  97             handler = new PHCHandler(thing);
  98         }
  99
 100         return handler;
 101     }
 102 }