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   1 /**
   2  * Copyright (c) 2010-2020 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.CHANNEL_TYPES;
  16
  17 import java.util.Collection;
  18 import java.util.Locale;
  19 import java.util.Map;
  20 import java.util.concurrent.ConcurrentHashMap;
  21
  22 import org.eclipse.jdt.annotation.NonNullByDefault;
  23 import org.eclipse.jdt.annotation.Nullable;
  24 import org.openhab.core.thing.type.*;
  25 import org.openhab.core.types.StateDescriptionFragmentBuilder;
  26 import org.osgi.service.component.annotations.Component;
  27
  28 /**
  29  * The {@link Tr064ChannelTypeProvider} is used for providing dynamic channel types
  30  *
  31  * @author Jan N. Klug - Initial contribution
  32  */
  33 @NonNullByDefault
  34 @Component(service = { ChannelTypeProvider.class, Tr064ChannelTypeProvider.class })
  35 public class Tr064ChannelTypeProvider implements ChannelTypeProvider {
  36     private final Map<ChannelTypeUID, ChannelType> channelTypeMap = new ConcurrentHashMap<>();
  37
  38     public Tr064ChannelTypeProvider() {
  39         CHANNEL_TYPES.forEach(channelTypeDescription -> {
  40             ChannelTypeUID channelTypeUID = new ChannelTypeUID(Tr064BindingConstants.BINDING_ID,
  41                     channelTypeDescription.getName());
  42             // create state description
  43             StateDescriptionFragmentBuilder stateDescriptionFragmentBuilder = StateDescriptionFragmentBuilder.create()
  44                     .withReadOnly(channelTypeDescription.getSetAction() == null);
  45             if (channelTypeDescription.getItem().getStatePattern() != null) {
  46                 stateDescriptionFragmentBuilder.withPattern(channelTypeDescription.getItem().getStatePattern());
  47             }
  48
  49             // create channel type
  50             ChannelTypeBuilder<StateChannelTypeBuilder> channelTypeBuilder = ChannelTypeBuilder
  51                     .state(channelTypeUID, channelTypeDescription.getLabel(),
  52                             channelTypeDescription.getItem().getType())
  53                     .withStateDescriptionFragment(stateDescriptionFragmentBuilder.build())
  54                     .isAdvanced(channelTypeDescription.isAdvanced());
  55             if (channelTypeDescription.getDescription() != null) {
  56                 channelTypeBuilder.withDescription(channelTypeDescription.getDescription());
  57             }
  58
  59             channelTypeMap.put(channelTypeUID, channelTypeBuilder.build());
  60         });
  61     }
  62
  63     @Override
  64     public Collection<ChannelType> getChannelTypes(@Nullable Locale locale) {
  65         return channelTypeMap.values();
  66     }
  67
  68     @Override
  69     public @Nullable ChannelType getChannelType(ChannelTypeUID channelTypeUID, @Nullable Locale locale) {
  70         return channelTypeMap.get(channelTypeUID);
  71     }
  72 }