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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.snmp.internal;
  14
  15 import static org.openhab.binding.snmp.internal.SnmpBindingConstants.THING_TYPE_TARGET;
  16 import static org.openhab.binding.snmp.internal.SnmpBindingConstants.THING_TYPE_TARGET3;
  17
  18 import java.util.Set;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  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.Activate;
  28 import org.osgi.service.component.annotations.Component;
  29 import org.osgi.service.component.annotations.Reference;
  30
  31 /**
  32  * The {@link SnmpHandlerFactory} is responsible for creating things and thing
  33  * handlers.
  34  *
  35  * @author Jan N. Klug - Initial contribution
  36  */
  37 @NonNullByDefault
  38 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.snmp")
  39 public class SnmpHandlerFactory extends BaseThingHandlerFactory {
  40     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Set.of(THING_TYPE_TARGET, THING_TYPE_TARGET3);
  41
  42     private final SnmpService snmpService;
  43
  44     @Activate
  45     public SnmpHandlerFactory(@Reference SnmpService snmpService) {
  46         this.snmpService = snmpService;
  47     }
  48
  49     @Override
  50     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  51         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  52     }
  53
  54     @Override
  55     protected @Nullable ThingHandler createHandler(Thing thing) {
  56         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  57         if (THING_TYPE_TARGET.equals(thingTypeUID) || THING_TYPE_TARGET3.equals(thingTypeUID)) {
  58             return new SnmpTargetHandler(thing, snmpService);
  59         }
  60         return null;
  61     }
  62 }