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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.max.internal.factory;
  14
  15 import static org.openhab.binding.max.internal.MaxBindingConstants.*;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.binding.max.internal.handler.MaxCubeBridgeHandler;
  20 import org.openhab.binding.max.internal.handler.MaxDevicesHandler;
  21 import org.openhab.core.config.core.Configuration;
  22 import org.openhab.core.thing.Bridge;
  23 import org.openhab.core.thing.Thing;
  24 import org.openhab.core.thing.ThingTypeUID;
  25 import org.openhab.core.thing.ThingUID;
  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.Component;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 /**
  34  * The {@link MaxCubeHandlerFactory} is responsible for creating things and
  35  * thing handlers.
  36  *
  37  * @author Marcel Verpaalen - Initial contribution
  38  */
  39 @NonNullByDefault
  40 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.max")
  41 public class MaxCubeHandlerFactory extends BaseThingHandlerFactory {
  42
  43     private final Logger logger = LoggerFactory.getLogger(MaxCubeHandlerFactory.class);
  44
  45     @Override
  46     public @Nullable Thing createThing(ThingTypeUID thingTypeUID, Configuration configuration,
  47             @Nullable ThingUID thingUID, @Nullable ThingUID bridgeUID) {
  48         if (CUBEBRIDGE_THING_TYPE.equals(thingTypeUID)) {
  49             ThingUID cubeBridgeUID = getBridgeThingUID(thingTypeUID, thingUID, configuration);
  50             return super.createThing(thingTypeUID, configuration, cubeBridgeUID, null);
  51         }
  52         if (supportsThingType(thingTypeUID) && bridgeUID != null) {
  53             ThingUID deviceUID = getMaxCubeDeviceUID(thingTypeUID, thingUID, configuration, bridgeUID);
  54             return super.createThing(thingTypeUID, configuration, deviceUID, bridgeUID);
  55         }
  56         throw new IllegalArgumentException("The thing type " + thingTypeUID + " is not supported by the binding.");
  57     }
  58
  59     @Override
  60     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  61         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  62     }
  63
  64     private ThingUID getBridgeThingUID(ThingTypeUID thingTypeUID, @Nullable ThingUID thingUID,
  65             Configuration configuration) {
  66         if (thingUID == null) {
  67             String serialNumber = (String) configuration.get(Thing.PROPERTY_SERIAL_NUMBER);
  68             return new ThingUID(thingTypeUID, serialNumber);
  69         }
  70         return thingUID;
  71     }
  72
  73     private ThingUID getMaxCubeDeviceUID(ThingTypeUID thingTypeUID, @Nullable ThingUID thingUID,
  74             Configuration configuration, ThingUID bridgeUID) {
  75         if (thingUID == null) {
  76             String serialNumber = (String) configuration.get(Thing.PROPERTY_SERIAL_NUMBER);
  77             return new ThingUID(thingTypeUID, serialNumber, bridgeUID.getId());
  78         }
  79         return thingUID;
  80     }
  81
  82     @Override
  83     protected @Nullable ThingHandler createHandler(Thing thing) {
  84         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  85         if (CUBEBRIDGE_THING_TYPE.equals(thingTypeUID)) {
  86             return new MaxCubeBridgeHandler((Bridge) thing);
  87         } else if (SUPPORTED_DEVICE_THING_TYPES_UIDS.contains(thingTypeUID)) {
  88             return new MaxDevicesHandler(thing);
  89         } else {
  90             logger.debug("ThingHandler not found for {}", thingTypeUID);
  91             return null;
  92         }
  93     }
  94 }