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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.folding.internal.discovery;
  14
  15 import java.util.Collections;
  16 import java.util.HashMap;
  17 import java.util.Map;
  18
  19 import org.openhab.binding.folding.internal.FoldingBindingConstants;
  20 import org.openhab.core.config.discovery.AbstractDiscoveryService;
  21 import org.openhab.core.config.discovery.DiscoveryResult;
  22 import org.openhab.core.config.discovery.DiscoveryResultBuilder;
  23 import org.openhab.core.config.discovery.DiscoveryService;
  24 import org.openhab.core.thing.ThingUID;
  25 import org.osgi.service.component.annotations.Component;
  26
  27 /**
  28  * Discovery service implementation.
  29  *
  30  * The Client handler has to be configured manually, but once connected,
  31  * it will publish discovered slots to this service. This service converts
  32  * the internal representation to discovery results.
  33  *
  34  * @author Marius Bjoernstad - Initial contribution
  35  */
  36 @Component(service = DiscoveryService.class, configurationPid = "discovery.folding")
  37 public class FoldingSlotDiscoveryService extends AbstractDiscoveryService {
  38
  39     public FoldingSlotDiscoveryService() {
  40         super(Collections.singleton(FoldingBindingConstants.THING_TYPE_SLOT), 10, true);
  41         FoldingDiscoveryProxy.getInstance().setService(this);
  42     }
  43
  44     @Override
  45     protected void startScan() {
  46     }
  47
  48     protected String getLabel(String host, String description) {
  49         if (description == null) {
  50             description = "slot";
  51         }
  52         int endOfLabel = description.indexOf(' ');
  53         if (endOfLabel > 0) {
  54             description = description.substring(0, endOfLabel);
  55         }
  56         endOfLabel = description.indexOf(':');
  57         if (endOfLabel > 0) {
  58             description = description.substring(0, endOfLabel);
  59         }
  60         return description + " @ " + host;
  61     }
  62
  63     public void newSlot(ThingUID bridgeUID, String host, String id, String description) {
  64         if (isBackgroundDiscoveryEnabled() && id != null) {
  65             Map<String, Object> properties = new HashMap<>(1);
  66             properties.put(FoldingBindingConstants.PARAM_SLOT_ID, id);
  67             ThingUID thingUID = new ThingUID(FoldingBindingConstants.THING_TYPE_SLOT, bridgeUID, id);
  68             DiscoveryResult discoveryResult = DiscoveryResultBuilder.create(thingUID).withProperties(properties)
  69                     .withBridge(bridgeUID).withLabel(getLabel(host, description)).build();
  70             thingDiscovered(discoveryResult);
  71         }
  72     }
  73 }