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   1 /**
   2  * Copyright (c) 2010-2022 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.etherrain.internal.discovery;
  14
  15 import java.util.Set;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.openhab.binding.etherrain.internal.EtherRainBindingConstants;
  19 import org.openhab.binding.etherrain.internal.api.EtherRainCommunication;
  20 import org.openhab.binding.etherrain.internal.api.EtherRainUdpResponse;
  21 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  22 import org.openhab.core.config.discovery.DiscoveryResult;
  23 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  24 import org.openhab.core.config.discovery.DiscoveryService;
  25 import org.openhab.core.thing.ThingTypeUID;
  26 import org.openhab.core.thing.ThingUID;
  27 import org.osgi.service.component.annotations.Component;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 /**
  32  * The {@link EtherrainDiscoveryService} class discovers Etherrain Device(s) and places them in the inbox.
  33  *
  34  * @author Joe Inkenbrandt - Initial contribution
  35  */
  36 @NonNullByDefault
  37 @Component(service = DiscoveryService.class, configurationPid = "discovery.etherrain")
  38 public class EtherrainDiscoveryService extends AbstractDiscoveryService {
  39
  40     private final Logger logger = LoggerFactory.getLogger(EtherrainDiscoveryService.class);
  41
  42     private static final int TIMEOUT = 15;
  43
  44     public EtherrainDiscoveryService() {
  45         super(EtherRainBindingConstants.SUPPORTED_THING_TYPES_UIDS, TIMEOUT, true);
  46     }
  47
  48     @Override
  49     public Set<ThingTypeUID> getSupportedThingTypes() {
  50         return EtherRainBindingConstants.SUPPORTED_THING_TYPES_UIDS;
  51     }
  52
  53     @Override
  54     protected void startScan() {
  55         for (EtherRainUdpResponse rdp : EtherRainCommunication.autoDiscover()) {
  56             if (rdp.isValid()) {
  57                 ThingUID uid = new ThingUID(EtherRainBindingConstants.ETHERRAIN_THING,
  58                         rdp.getAddress().replaceAll("[^A-Za-z0-9\\-_]", ""));
  59                 DiscoveryResult discoveryResult = DiscoveryResultBuilder.create(uid)
  60                         .withLabel("Etherrain " + rdp.getType() + " " + rdp.getUnqiueName())
  61                         .withProperty("host", rdp.getAddress()).withProperty("port", rdp.getPort()).build();
  62                 thingDiscovered(discoveryResult);
  63             } else {
  64                 logger.debug("Nothing responded to request");
  65             }
  66         }
  67     }
  68 }