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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.bosesoundtouch.internal;
  14
  15 import static org.openhab.binding.bosesoundtouch.internal.BoseSoundTouchBindingConstants.SUPPORTED_THING_TYPES_UIDS;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.eclipse.jdt.annotation.Nullable;
  19 import org.openhab.binding.bosesoundtouch.internal.handler.BoseSoundTouchHandler;
  20 import org.openhab.core.storage.Storage;
  21 import org.openhab.core.storage.StorageService;
  22 import org.openhab.core.thing.Thing;
  23 import org.openhab.core.thing.ThingTypeUID;
  24 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  25 import org.openhab.core.thing.binding.ThingHandler;
  26 import org.openhab.core.thing.binding.ThingHandlerFactory;
  27 import org.osgi.service.component.annotations.Component;
  28 import org.osgi.service.component.annotations.Reference;
  29
  30 /**
  31  * The {@link BoseSoundTouchHandlerFactory} is responsible for creating things and thing
  32  * handlers.
  33  *
  34  * @author Christian Niessner - Initial contribution
  35  */
  36 @NonNullByDefault
  37 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.bosesoundtouch")
  38 public class BoseSoundTouchHandlerFactory extends BaseThingHandlerFactory {
  39
  40     private @Nullable StorageService storageService;
  41     private @Nullable BoseStateDescriptionOptionProvider stateOptionProvider;
  42
  43     @Override
  44     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  45         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  46     }
  47
  48     @Override
  49     protected @Nullable ThingHandler createHandler(Thing thing) {
  50         StorageService localStorageService = storageService;
  51         if (localStorageService != null) {
  52             Storage<ContentItem> storage = localStorageService.getStorage(thing.getUID().toString(),
  53                     ContentItem.class.getClassLoader());
  54             BoseStateDescriptionOptionProvider localDescriptionOptionProvider = stateOptionProvider;
  55             if (localDescriptionOptionProvider != null) {
  56                 BoseSoundTouchHandler handler = new BoseSoundTouchHandler(thing, new PresetContainer(storage),
  57                         localDescriptionOptionProvider);
  58                 return handler;
  59             }
  60         }
  61         return null;
  62     }
  63
  64     @Reference
  65     protected void setStorageService(StorageService storageService) {
  66         this.storageService = storageService;
  67     }
  68
  69     protected void unsetStorageService(StorageService storageService) {
  70         this.storageService = null;
  71     }
  72
  73     @Reference
  74     protected void setPresetChannelTypeProvider(BoseStateDescriptionOptionProvider stateOptionProvider) {
  75         this.stateOptionProvider = stateOptionProvider;
  76     }
  77
  78     protected void unsetPresetChannelTypeProvider(BoseStateDescriptionOptionProvider stateOptionProvider) {
  79         this.stateOptionProvider = null;
  80     }
  81 }