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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.plclogo.internal;
  14
  15 import static org.openhab.binding.plclogo.internal.PLCLogoBindingConstants.*;
  16
  17 import java.util.Collections;
  18 import java.util.HashSet;
  19 import java.util.Set;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.plclogo.internal.handler.PLCAnalogHandler;
  24 import org.openhab.binding.plclogo.internal.handler.PLCBridgeHandler;
  25 import org.openhab.binding.plclogo.internal.handler.PLCDateTimeHandler;
  26 import org.openhab.binding.plclogo.internal.handler.PLCDigitalHandler;
  27 import org.openhab.binding.plclogo.internal.handler.PLCMemoryHandler;
  28 import org.openhab.binding.plclogo.internal.handler.PLCPulseHandler;
  29 import org.openhab.core.thing.Bridge;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingTypeUID;
  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
  37 /**
  38  * The {@link PLCLogoHandlerFactory} is responsible for creating things and
  39  * thing handlers supported by PLCLogo binding.
  40  *
  41  * @author Alexander Falkenstern - Initial contribution
  42  */
  43 @NonNullByDefault
  44 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.plclogo")
  45 public class PLCLogoHandlerFactory extends BaseThingHandlerFactory {
  46
  47     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS;
  48     static {
  49         Set<ThingTypeUID> buffer = new HashSet<>();
  50         buffer.add(THING_TYPE_DEVICE);
  51         buffer.add(THING_TYPE_MEMORY);
  52         buffer.add(THING_TYPE_ANALOG);
  53         buffer.add(THING_TYPE_DIGITAL);
  54         buffer.add(THING_TYPE_DATETIME);
  55         buffer.add(THING_TYPE_PULSE);
  56         SUPPORTED_THING_TYPES_UIDS = Collections.unmodifiableSet(buffer);
  57     }
  58
  59     /**
  60      * Constructor.
  61      */
  62     public PLCLogoHandlerFactory() {
  63     }
  64
  65     @Override
  66     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  67         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  68     }
  69
  70     @Override
  71     protected @Nullable ThingHandler createHandler(Thing thing) {
  72         if (THING_TYPE_DEVICE.equals(thing.getThingTypeUID()) && (thing instanceof Bridge bridge)) {
  73             return new PLCBridgeHandler(bridge);
  74         } else if (THING_TYPE_ANALOG.equals(thing.getThingTypeUID())) {
  75             return new PLCAnalogHandler(thing);
  76         } else if (THING_TYPE_DIGITAL.equals(thing.getThingTypeUID())) {
  77             return new PLCDigitalHandler(thing);
  78         } else if (THING_TYPE_DATETIME.equals(thing.getThingTypeUID())) {
  79             return new PLCDateTimeHandler(thing);
  80         } else if (THING_TYPE_MEMORY.equals(thing.getThingTypeUID())) {
  81             return new PLCMemoryHandler(thing);
  82         } else if (THING_TYPE_PULSE.equals(thing.getThingTypeUID())) {
  83             return new PLCPulseHandler(thing);
  84         }
  85
  86         return null;
  87     }
  88 }