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   1 /**
   2  * Copyright (c) 2010-2021 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.groheondus.internal.handler;
  14
  15 import static org.openhab.binding.groheondus.internal.GroheOndusBindingConstants.*;
  16
  17 import java.util.Arrays;
  18 import java.util.Collection;
  19 import java.util.HashMap;
  20 import java.util.Hashtable;
  21 import java.util.Map;
  22
  23 import org.eclipse.jdt.annotation.NonNullByDefault;
  24 import org.eclipse.jdt.annotation.Nullable;
  25 import org.openhab.binding.groheondus.internal.AccountsServlet;
  26 import org.openhab.binding.groheondus.internal.discovery.GroheOndusDiscoveryService;
  27 import org.openhab.core.config.discovery.DiscoveryService;
  28 import org.openhab.core.storage.StorageService;
  29 import org.openhab.core.thing.Bridge;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingTypeUID;
  32 import org.openhab.core.thing.ThingUID;
  33 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  34 import org.openhab.core.thing.binding.ThingHandler;
  35 import org.openhab.core.thing.binding.ThingHandlerFactory;
  36 import org.osgi.framework.FrameworkUtil;
  37 import org.osgi.framework.ServiceRegistration;
  38 import org.osgi.framework.wiring.BundleWiring;
  39 import org.osgi.service.component.annotations.Activate;
  40 import org.osgi.service.component.annotations.Component;
  41 import org.osgi.service.component.annotations.Reference;
  42 import org.osgi.service.http.HttpService;
  43
  44 /**
  45  * @author Florian Schmidt and Arne Wohlert - Initial contribution
  46  */
  47 @NonNullByDefault
  48 @Component(configurationPid = "binding.groheondus", service = ThingHandlerFactory.class)
  49 public class GroheOndusHandlerFactory extends BaseThingHandlerFactory {
  50
  51     private final Map<ThingUID, ServiceRegistration<?>> discoveryServiceRegs = new HashMap<>();
  52
  53     private HttpService httpService;
  54     private StorageService storageService;
  55     private AccountsServlet accountsServlet;
  56
  57     @Activate
  58     public GroheOndusHandlerFactory(@Reference HttpService httpService, @Reference StorageService storageService,
  59             @Reference AccountsServlet accountsServlet) {
  60         this.httpService = httpService;
  61         this.storageService = storageService;
  62         this.accountsServlet = accountsServlet;
  63     }
  64
  65     private static final Collection<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Arrays.asList(THING_TYPE_SENSEGUARD,
  66             THING_TYPE_SENSE, THING_TYPE_BRIDGE_ACCOUNT);
  67
  68     @Override
  69     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  70         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  71     }
  72
  73     @Override
  74     protected @Nullable ThingHandler createHandler(Thing thing) {
  75         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  76
  77         if (THING_TYPE_BRIDGE_ACCOUNT.equals(thingTypeUID)) {
  78             GroheOndusAccountHandler handler = new GroheOndusAccountHandler((Bridge) thing, httpService,
  79                     storageService.getStorage(thing.getUID().toString(),
  80                             FrameworkUtil.getBundle(getClass()).adapt(BundleWiring.class).getClassLoader()));
  81             onAccountCreated(thing, handler);
  82             return handler;
  83         } else if (THING_TYPE_SENSEGUARD.equals(thingTypeUID)) {
  84             return new GroheOndusSenseGuardHandler(thing);
  85         } else if (THING_TYPE_SENSE.equals(thingTypeUID)) {
  86             return new GroheOndusSenseHandler(thing);
  87         }
  88
  89         return null;
  90     }
  91
  92     private void onAccountCreated(Thing thing, GroheOndusAccountHandler handler) {
  93         registerDeviceDiscoveryService(handler);
  94         if (this.accountsServlet != null) {
  95             this.accountsServlet.addAccount(thing);
  96         }
  97     }
  98
  99     @Override
 100     protected synchronized void removeHandler(ThingHandler thingHandler) {
 101         if (thingHandler instanceof GroheOndusAccountHandler) {
 102             ServiceRegistration<?> serviceReg = discoveryServiceRegs.remove(thingHandler.getThing().getUID());
 103             if (serviceReg != null) {
 104                 serviceReg.unregister();
 105             }
 106         }
 107     }
 108
 109     private synchronized void registerDeviceDiscoveryService(GroheOndusAccountHandler handler) {
 110         GroheOndusDiscoveryService discoveryService = new GroheOndusDiscoveryService(handler);
 111         discoveryServiceRegs.put(handler.getThing().getUID(),
 112                 bundleContext.registerService(DiscoveryService.class.getName(), discoveryService, new Hashtable<>()));
 113     }
 114 }