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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.shelly.internal.handler;
  14
  15 import java.util.Map;
  16 import java.util.concurrent.ConcurrentHashMap;
  17
  18 import org.eclipse.jdt.annotation.NonNullByDefault;
  19 import org.eclipse.jdt.annotation.Nullable;
  20 import org.openhab.binding.shelly.internal.discovery.ShellyBasicDiscoveryService;
  21 import org.openhab.core.config.discovery.DiscoveryResult;
  22 import org.openhab.core.thing.ThingTypeUID;
  23 import org.osgi.framework.BundleContext;
  24 import org.osgi.service.component.annotations.Component;
  25 import org.osgi.service.component.annotations.ConfigurationPolicy;
  26 import org.osgi.service.component.annotations.Deactivate;
  27
  28 /***
  29  * The{@link ShellyThingTable} implements a simple table to allow dispatching incoming events to the proper thing
  30  * handler
  31  *
  32  * @author Markus Michels - Initial contribution
  33  */
  34 @NonNullByDefault
  35 @Component(service = ShellyThingTable.class, configurationPolicy = ConfigurationPolicy.OPTIONAL)
  36 public class ShellyThingTable {
  37     private Map<String, ShellyThingInterface> thingTable = new ConcurrentHashMap<>();
  38     private @Nullable ShellyBasicDiscoveryService discoveryService;
  39
  40     public void addThing(String key, ShellyThingInterface thing) {
  41         if (thingTable.containsKey(key)) {
  42             thingTable.remove(key);
  43         }
  44         thingTable.put(key, thing);
  45     }
  46
  47     public @Nullable ShellyThingInterface findThing(String key) {
  48         ShellyThingInterface t = thingTable.get(key);
  49         if (t != null) {
  50             return t;
  51         }
  52         for (Map.Entry<String, ShellyThingInterface> entry : thingTable.entrySet()) {
  53             t = entry.getValue();
  54             if (t.checkRepresentation(key)) {
  55                 return t;
  56             }
  57         }
  58         return null;
  59     }
  60
  61     public ShellyThingInterface getThing(String key) {
  62         ShellyThingInterface t = findThing(key);
  63         if (t == null) {
  64             throw new IllegalArgumentException();
  65         }
  66         return t;
  67     }
  68
  69     public void removeThing(String key) {
  70         if (thingTable.containsKey(key)) {
  71             thingTable.remove(key);
  72         }
  73     }
  74
  75     public Map<String, ShellyThingInterface> getTable() {
  76         return thingTable;
  77     }
  78
  79     public int size() {
  80         return thingTable.size();
  81     }
  82
  83     public void startDiscoveryService(BundleContext bundleContext) {
  84         if (discoveryService == null) {
  85             discoveryService = new ShellyBasicDiscoveryService(bundleContext, this);
  86             discoveryService.registerDeviceDiscoveryService();
  87         }
  88     }
  89
  90     public void startScan() {
  91         for (Map.Entry<String, ShellyThingInterface> thing : thingTable.entrySet()) {
  92             (thing.getValue()).startScan();
  93         }
  94     }
  95
  96     public void stopDiscoveryService() {
  97         if (discoveryService != null) {
  98             discoveryService.unregisterDeviceDiscoveryService();
  99             discoveryService = null;
 100         }
 101     }
 102
 103     public void discoveredResult(ThingTypeUID uid, String model, String serviceName, String address,
 104             Map<String, Object> properties) {
 105         if (discoveryService != null) {
 106             discoveryService.discoveredResult(uid, model, serviceName, address, properties);
 107         }
 108     }
 109
 110     public void discoveredResult(DiscoveryResult result) {
 111         if (discoveryService != null) {
 112             discoveryService.discoveredResult(result);
 113         }
 114     }
 115
 116     @Deactivate
 117     public void deactivate() {
 118         stopDiscoveryService();
 119     }
 120 }