git.basschouten.com Git - openhab-addons.git/blob

   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.neeo.internal.handler;
  14
  15 import java.util.Hashtable;
  16 import java.util.Objects;
  17 import java.util.concurrent.ConcurrentHashMap;
  18 import java.util.concurrent.ConcurrentMap;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.eclipse.jetty.client.HttpClient;
  23 import org.openhab.binding.neeo.internal.NeeoConstants;
  24 import org.openhab.binding.neeo.internal.discovery.NeeoDeviceDiscoveryService;
  25 import org.openhab.binding.neeo.internal.discovery.NeeoRoomDiscoveryService;
  26 import org.openhab.core.config.discovery.DiscoveryService;
  27 import org.openhab.core.io.net.http.HttpClientFactory;
  28 import org.openhab.core.net.HttpServiceUtil;
  29 import org.openhab.core.net.NetworkAddressService;
  30 import org.openhab.core.thing.Bridge;
  31 import org.openhab.core.thing.Thing;
  32 import org.openhab.core.thing.ThingTypeUID;
  33 import org.openhab.core.thing.ThingUID;
  34 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  35 import org.openhab.core.thing.binding.ThingHandler;
  36 import org.openhab.core.thing.binding.ThingHandlerFactory;
  37 import org.osgi.framework.ServiceRegistration;
  38 import org.osgi.service.component.annotations.Activate;
  39 import org.osgi.service.component.annotations.Component;
  40 import org.osgi.service.component.annotations.Reference;
  41 import org.osgi.service.http.HttpService;
  42
  43 /**
  44  * The {@link NeeoHandlerFactory} is responsible for creating things and thing
  45  * handlers.
  46  *
  47  * @author Tim Roberts - Initial contribution
  48  */
  49 @NonNullByDefault
  50 @Component(service = ThingHandlerFactory.class, configurationPid = "binding.neeo")
  51 public class NeeoHandlerFactory extends BaseThingHandlerFactory {
  52
  53     /** The {@link HttpService} used to register callbacks */
  54     private final HttpService httpService;
  55
  56     /** The {@link NetworkAddressService} used for ip lookup */
  57     private final NetworkAddressService networkAddressService;
  58
  59     private final HttpClient httpClient;
  60
  61     /** The discovery services created by this class (one per room and one for each device) */
  62     private final ConcurrentMap<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new ConcurrentHashMap<>();
  63
  64     @Activate
  65     public NeeoHandlerFactory(@Reference HttpService httpService,
  66             @Reference NetworkAddressService networkAddressService, @Reference HttpClientFactory httpClientFactory) {
  67         this.httpService = httpService;
  68         this.networkAddressService = networkAddressService;
  69         this.httpClient = httpClientFactory.getCommonHttpClient();
  70     }
  71
  72     @Override
  73     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  74         Objects.requireNonNull(thingTypeUID, "thingTypeUID cannot be null");
  75
  76         return NeeoConstants.BINDING_ID.equals(thingTypeUID.getBindingId());
  77     }
  78
  79     @Nullable
  80     @Override
  81     protected ThingHandler createHandler(Thing thing) {
  82         Objects.requireNonNull(thing, "thing cannot be null");
  83         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  84
  85         if (thingTypeUID.equals(NeeoConstants.BRIDGE_TYPE_BRAIN)) {
  86             final int port = HttpServiceUtil.getHttpServicePort(this.bundleContext);
  87             final NeeoBrainHandler handler = new NeeoBrainHandler((Bridge) thing,
  88                     port < 0 ? NeeoConstants.DEFAULT_BRAIN_HTTP_PORT : port, httpService, networkAddressService,
  89                     httpClient);
  90             registerRoomDiscoveryService(handler);
  91             return handler;
  92         } else if (thingTypeUID.equals(NeeoConstants.BRIDGE_TYPE_ROOM)) {
  93             final NeeoRoomHandler handler = new NeeoRoomHandler((Bridge) thing);
  94             registerDeviceDiscoveryService(handler);
  95             return handler;
  96         } else if (thingTypeUID.equals(NeeoConstants.THING_TYPE_DEVICE)) {
  97             return new NeeoDeviceHandler(thing);
  98         }
  99
 100         return null;
 101     }
 102
 103     /**
 104      * Helper method to register the room discovery service
 105      *
 106      * @param handler a non-null brain handler
 107      */
 108     private void registerRoomDiscoveryService(NeeoBrainHandler handler) {
 109         Objects.requireNonNull(handler, "handler cannot be null");
 110         final NeeoRoomDiscoveryService discoveryService = new NeeoRoomDiscoveryService(handler);
 111         this.discoveryServiceRegs.put(handler.getThing().getUID(),
 112                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
 113     }
 114
 115     /**
 116      * Helper method to register the device discovery service
 117      *
 118      * @param handler a non-null room handler
 119      */
 120     private void registerDeviceDiscoveryService(NeeoRoomHandler handler) {
 121         Objects.requireNonNull(handler, "handler cannot be null");
 122         final NeeoDeviceDiscoveryService discoveryService = new NeeoDeviceDiscoveryService(handler);
 123         this.discoveryServiceRegs.put(handler.getThing().getUID(),
 124                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
 125     }
 126
 127     @Override
 128     protected void removeHandler(ThingHandler thingHandler) {
 129         final ServiceRegistration<?> serviceReg = this.discoveryServiceRegs.remove(thingHandler.getThing().getUID());
 130         if (serviceReg != null) {
 131             serviceReg.unregister();
 132         }
 133     }
 134 }