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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.shelly.internal.discovery;
  14
  15 import static org.openhab.binding.shelly.internal.ShellyBindingConstants.*;
  16 import static org.openhab.core.thing.Thing.PROPERTY_MAC_ADDRESS;
  17
  18 import java.util.Hashtable;
  19 import java.util.Map;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.openhab.binding.shelly.internal.handler.ShellyThingTable;
  24 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  25 import org.openhab.core.config.discovery.DiscoveryResult;
  26 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  27 import org.openhab.core.config.discovery.DiscoveryService;
  28 import org.openhab.core.thing.ThingTypeUID;
  29 import org.openhab.core.thing.ThingUID;
  30 import org.osgi.framework.BundleContext;
  31 import org.osgi.framework.ServiceRegistration;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 /**
  36  * Device discovery creates a thing in the inbox for each vehicle
  37  * found in the data received from {@link ShellyBluDiscoveryService}.
  38  *
  39  * @author Markus Michels - Initial Contribution
  40  *
  41  */
  42 @NonNullByDefault
  43 public class ShellyBluDiscoveryService extends AbstractDiscoveryService {
  44     private final Logger logger = LoggerFactory.getLogger(ShellyBluDiscoveryService.class);
  45
  46     private final BundleContext bundleContext;
  47     private final ShellyThingTable thingTable;
  48     private static final int TIMEOUT = 10;
  49     private @Nullable ServiceRegistration<?> discoveryService;
  50
  51     public ShellyBluDiscoveryService(BundleContext bundleContext, ShellyThingTable thingTable) {
  52         super(SUPPORTED_THING_TYPES_UIDS, TIMEOUT);
  53         this.bundleContext = bundleContext;
  54         this.thingTable = thingTable;
  55     }
  56
  57     @SuppressWarnings("null")
  58     public void registerDeviceDiscoveryService() {
  59         if (discoveryService == null) {
  60             discoveryService = bundleContext.registerService(DiscoveryService.class.getName(), this,
  61                     new Hashtable<String, Object>());
  62         }
  63     }
  64
  65     @Override
  66     protected void startScan() {
  67         logger.debug("Starting BLU Discovery");
  68         thingTable.startScan();
  69     }
  70
  71     public void discoveredResult(ThingTypeUID tuid, String model, String serviceName, String address,
  72             Map<String, Object> properties) {
  73         ThingUID uid = ShellyThingCreator.getThingUID(serviceName, model, "", true);
  74         logger.debug("Adding discovered thing with id {}", uid.toString());
  75         properties.put(PROPERTY_MAC_ADDRESS, address);
  76         String thingLabel = "Shelly BLU " + model + " (" + serviceName + ")";
  77         DiscoveryResult result = DiscoveryResultBuilder.create(uid).withProperties(properties)
  78                 .withRepresentationProperty(PROPERTY_DEV_NAME).withLabel(thingLabel).build();
  79         thingDiscovered(result);
  80     }
  81
  82     public void unregisterDeviceDiscoveryService() {
  83         if (discoveryService != null) {
  84             discoveryService.unregister();
  85         }
  86     }
  87
  88     @Override
  89     public void deactivate() {
  90         super.deactivate();
  91         unregisterDeviceDiscoveryService();
  92     }
  93 }