git.basschouten.com Git - openhab-addons.git/blob

   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.serialbutton.internal;
  14
  15 import java.util.Collections;
  16 import java.util.Set;
  17
  18 import org.eclipse.jdt.annotation.NonNullByDefault;
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.openhab.binding.serialbutton.internal.handler.SerialButtonHandler;
  21 import org.openhab.core.io.transport.serial.SerialPortManager;
  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 SerialButtonHandlerFactory} is responsible for creating things and thing
  32  * handlers.
  33  *
  34  * @author Kai Kreuzer - Initial contribution
  35  */
  36 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.serialbutton")
  37 @NonNullByDefault
  38 public class SerialButtonHandlerFactory extends BaseThingHandlerFactory {
  39
  40     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections
  41             .singleton(SerialButtonBindingConstants.THING_TYPE_BUTTON);
  42
  43     private @NonNullByDefault({}) SerialPortManager serialPortManager;
  44
  45     @Reference
  46     protected void setSerialPortManager(final SerialPortManager serialPortManager) {
  47         this.serialPortManager = serialPortManager;
  48     }
  49
  50     protected void unsetSerialPortManager(final SerialPortManager serialPortManager) {
  51         this.serialPortManager = null;
  52     }
  53
  54     @Override
  55     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  56         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  57     }
  58
  59     @Override
  60     protected @Nullable ThingHandler createHandler(Thing thing) {
  61         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  62
  63         if (thingTypeUID.equals(SerialButtonBindingConstants.THING_TYPE_BUTTON)) {
  64             return new SerialButtonHandler(thing, serialPortManager);
  65         }
  66
  67         return null;
  68     }
  69 }