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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.innogysmarthome.internal.discovery;
  14
  15 import static org.openhab.binding.innogysmarthome.internal.InnogyBindingConstants.THING_TYPE_BRIDGE;
  16
  17 import java.util.Collections;
  18 import java.util.Set;
  19
  20 import javax.jmdns.ServiceInfo;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.openhab.core.config.discovery.DiscoveryResult;
  25 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  26 import org.openhab.core.config.discovery.mdns.MDNSDiscoveryParticipant;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.osgi.service.component.annotations.Component;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 /**
  34  * The {@link InnogyBridgeDiscoveryParticipant} is responsible for discovering
  35  * the innogy SmartHome bridge.
  36  *
  37  * @author Oliver Kuhl - Initial contribution
  38  */
  39 @Component(service = MDNSDiscoveryParticipant.class, configurationPid = "mdnsdiscovery.innogysmarthome")
  40 @NonNullByDefault
  41 public class InnogyBridgeDiscoveryParticipant implements MDNSDiscoveryParticipant {
  42
  43     private final Logger logger = LoggerFactory.getLogger(InnogyBridgeDiscoveryParticipant.class);
  44
  45     @Override
  46     public Set<ThingTypeUID> getSupportedThingTypeUIDs() {
  47         return Collections.singleton(THING_TYPE_BRIDGE);
  48     }
  49
  50     @Override
  51     public String getServiceType() {
  52         return "_http._tcp.local.";
  53     }
  54
  55     @Override
  56     public @Nullable DiscoveryResult createResult(ServiceInfo service) {
  57         ThingUID uid = getThingUID(service);
  58         if (uid != null) {
  59             DiscoveryResult result = DiscoveryResultBuilder.create(uid)
  60                     .withLabel("innogy SmartHome Controller (" + service.getName() + ")").build();
  61             return result;
  62         }
  63         return null;
  64     }
  65
  66     @Override
  67     public @Nullable ThingUID getThingUID(@Nullable ServiceInfo service) {
  68         if (service != null) {
  69             String serviceName = service.getName();
  70             if (serviceName.startsWith("SMARTHOME")) {
  71                 logger.debug("Found innogy bridge via mDNS:{} v4:{} v6:{}", service.getName(),
  72                         service.getInet4Addresses(), service.getInet6Addresses());
  73                 return new ThingUID(THING_TYPE_BRIDGE, serviceName);
  74             }
  75         }
  76         return null;
  77     }
  78 }