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   1 /**
   2  * Copyright (c) 2010-2024 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.tr064.internal;
  14
  15 import static org.openhab.binding.tr064.internal.Tr064BindingConstants.*;
  16
  17 import java.util.Date;
  18 import java.util.List;
  19 import java.util.Map;
  20 import java.util.Set;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.openhab.binding.tr064.internal.dto.scpd.root.SCPDDeviceType;
  24 import org.openhab.core.config.discovery.AbstractThingHandlerDiscoveryService;
  25 import org.openhab.core.config.discovery.DiscoveryResult;
  26 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  27 import org.openhab.core.thing.ThingTypeUID;
  28 import org.openhab.core.thing.ThingUID;
  29 import org.openhab.core.util.UIDUtils;
  30 import org.osgi.service.component.annotations.Component;
  31 import org.osgi.service.component.annotations.ServiceScope;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 /**
  36  * The {@link Tr064DiscoveryService} discovers sub devices of a root device.
  37  *
  38  * @author Jan N. Klug - Initial contribution
  39  */
  40 @Component(scope = ServiceScope.PROTOTYPE, service = Tr064DiscoveryService.class)
  41 @NonNullByDefault
  42 public class Tr064DiscoveryService extends AbstractThingHandlerDiscoveryService<Tr064RootHandler> {
  43     private static final int SEARCH_TIME = 5;
  44     public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES = Set.of(THING_TYPE_SUBDEVICE);
  45
  46     private final Logger logger = LoggerFactory.getLogger(Tr064DiscoveryService.class);
  47
  48     public Tr064DiscoveryService() {
  49         super(Tr064RootHandler.class, SEARCH_TIME);
  50     }
  51
  52     @Override
  53     public void dispose() {
  54         super.dispose();
  55         removeOlderResults(new Date().getTime(), thingHandler.getThing().getUID());
  56     }
  57
  58     @Override
  59     public Set<ThingTypeUID> getSupportedThingTypes() {
  60         return SUPPORTED_THING_TYPES;
  61     }
  62
  63     @Override
  64     public void startScan() {
  65         List<SCPDDeviceType> devices = thingHandler.getAllSubDevices();
  66         ThingUID bridgeUID = thingHandler.getThing().getUID();
  67         devices.forEach(device -> {
  68             logger.trace("Trying to add {} to discovery results on {}", device, bridgeUID);
  69             String udn = device.getUDN();
  70             if (udn != null) {
  71                 ThingTypeUID thingTypeUID;
  72                 if ("urn:dslforum-org:device:LANDevice:1".equals(device.getDeviceType())) {
  73                     thingTypeUID = THING_TYPE_SUBDEVICE_LAN;
  74                 } else {
  75                     thingTypeUID = THING_TYPE_SUBDEVICE;
  76                 }
  77                 ThingUID thingUID = new ThingUID(thingTypeUID, bridgeUID, UIDUtils.encode(udn));
  78
  79                 DiscoveryResult result = DiscoveryResultBuilder.create(thingUID) //
  80                         .withLabel(device.getFriendlyName()) //
  81                         .withBridge(bridgeUID) //
  82                         .withProperties(Map.of("uuid", udn, "deviceType", device.getDeviceType())) //
  83                         .withRepresentationProperty("uuid") //
  84                         .build();
  85                 thingDiscovered(result);
  86             }
  87         });
  88     }
  89
  90     @Override
  91     protected synchronized void stopScan() {
  92         super.stopScan();
  93         removeOlderResults(getTimestampOfLastScan());
  94     }
  95 }