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   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.tr064.internal;
  14
  15 import static org.openhab.binding.tr064.internal.Tr064BindingConstants.THING_TYPE_FRITZBOX;
  16
  17 import java.util.Set;
  18 import java.util.stream.Collectors;
  19 import java.util.stream.Stream;
  20
  21 import org.eclipse.jdt.annotation.NonNullByDefault;
  22 import org.eclipse.jdt.annotation.Nullable;
  23 import org.eclipse.jetty.client.HttpClient;
  24 import org.eclipse.jetty.util.ssl.SslContextFactory;
  25 import org.openhab.binding.tr064.internal.phonebook.PhonebookProfileFactory;
  26 import org.openhab.core.thing.Bridge;
  27 import org.openhab.core.thing.Thing;
  28 import org.openhab.core.thing.ThingTypeUID;
  29 import org.openhab.core.thing.binding.BaseThingHandlerFactory;
  30 import org.openhab.core.thing.binding.ThingHandler;
  31 import org.openhab.core.thing.binding.ThingHandlerFactory;
  32 import org.osgi.service.component.annotations.Activate;
  33 import org.osgi.service.component.annotations.Component;
  34 import org.osgi.service.component.annotations.Deactivate;
  35 import org.osgi.service.component.annotations.Reference;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 /**
  40  * The {@link Tr064HandlerFactory} is responsible for creating things and thing
  41  * handlers.
  42  *
  43  * @author Jan N. Klug - Initial contribution
  44  */
  45 @NonNullByDefault
  46 @Component(service = { ThingHandlerFactory.class }, configurationPid = "binding.tr064")
  47 public class Tr064HandlerFactory extends BaseThingHandlerFactory {
  48     private static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Stream
  49             .of(Tr064RootHandler.SUPPORTED_THING_TYPES, Tr064SubHandler.SUPPORTED_THING_TYPES).flatMap(Set::stream)
  50             .collect(Collectors.toSet());
  51
  52     private final Logger logger = LoggerFactory.getLogger(Tr064HandlerFactory.class);
  53     private final HttpClient httpClient;
  54     private final PhonebookProfileFactory phonebookProfileFactory;
  55
  56     // the Tr064ChannelTypeProvider is needed for creating the channels and
  57     // referenced here to make sure it is available before things are
  58     // initialized
  59     @SuppressWarnings("unused")
  60     private final Tr064ChannelTypeProvider channelTypeProvider;
  61
  62     @Activate
  63     public Tr064HandlerFactory(@Reference Tr064ChannelTypeProvider channelTypeProvider,
  64             @Reference PhonebookProfileFactory phonebookProfileFactory) {
  65         this.channelTypeProvider = channelTypeProvider;
  66         this.phonebookProfileFactory = phonebookProfileFactory;
  67         // use an insecure client (i.e. without verifying the certificate)
  68         this.httpClient = new HttpClient(new SslContextFactory.Client(true));
  69         try {
  70             this.httpClient.start();
  71         } catch (Exception e) {
  72             // catching exception is necessary due to the signature of HttpClient.start()
  73             logger.warn("Failed to start http client: {}", e.getMessage());
  74             throw new IllegalStateException("Could not create HttpClient instance.", e);
  75         }
  76     }
  77
  78     @Deactivate
  79     public void deactivate() {
  80         try {
  81             httpClient.stop();
  82         } catch (Exception e) {
  83             // catching exception is necessary due to the signature of HttpClient.stop()
  84             logger.warn("Failed to stop http client: {}", e.getMessage());
  85         }
  86     }
  87
  88     @Override
  89     public boolean supportsThingType(ThingTypeUID thingTypeUID) {
  90         return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
  91     }
  92
  93     @Override
  94     protected @Nullable ThingHandler createHandler(Thing thing) {
  95         ThingTypeUID thingTypeUID = thing.getThingTypeUID();
  96
  97         if (Tr064RootHandler.SUPPORTED_THING_TYPES.contains(thingTypeUID)) {
  98             Tr064RootHandler handler = new Tr064RootHandler((Bridge) thing, httpClient);
  99             if (thingTypeUID.equals(THING_TYPE_FRITZBOX)) {
 100                 phonebookProfileFactory.registerPhonebookProvider(handler);
 101             }
 102             return handler;
 103         } else if (Tr064SubHandler.SUPPORTED_THING_TYPES.contains(thingTypeUID)) {
 104             return new Tr064SubHandler(thing);
 105         }
 106
 107         return null;
 108     }
 109
 110     @Override
 111     protected void removeHandler(ThingHandler thingHandler) {
 112         if (thingHandler instanceof Tr064RootHandler) {
 113             phonebookProfileFactory.unregisterPhonebookProvider((Tr064RootHandler) thingHandler);
 114         }
 115     }
 116 }