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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.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.ChannelType;
  25 import org.openhab.core.thing.type.ChannelTypeBuilder;
  26 import org.openhab.core.thing.type.ChannelTypeProvider;
  27 import org.openhab.core.thing.type.ChannelTypeUID;
  28 import org.openhab.core.thing.type.StateChannelTypeBuilder;
  29 import org.openhab.core.types.StateDescriptionFragmentBuilder;
  30 import org.osgi.service.component.annotations.Component;
  31
  32 /**
  33  * The {@link Tr064ChannelTypeProvider} is used for providing dynamic channel types
  34  *
  35  * @author Jan N. Klug - Initial contribution
  36  */
  37 @NonNullByDefault
  38 @Component(service = { ChannelTypeProvider.class, Tr064ChannelTypeProvider.class })
  39 public class Tr064ChannelTypeProvider implements ChannelTypeProvider {
  40     private final Map<ChannelTypeUID, ChannelType> channelTypeMap = new ConcurrentHashMap<>();
  41
  42     public Tr064ChannelTypeProvider() {
  43         CHANNEL_TYPES.forEach(channelTypeDescription -> {
  44             ChannelTypeUID channelTypeUID = new ChannelTypeUID(Tr064BindingConstants.BINDING_ID,
  45                     channelTypeDescription.getName());
  46             // create state description
  47             StateDescriptionFragmentBuilder stateDescriptionFragmentBuilder = StateDescriptionFragmentBuilder.create()
  48                     .withReadOnly(channelTypeDescription.getSetAction() == null);
  49             if (channelTypeDescription.getItem().getStatePattern() != null) {
  50                 stateDescriptionFragmentBuilder.withPattern(channelTypeDescription.getItem().getStatePattern());
  51             }
  52
  53             // create channel type
  54             ChannelTypeBuilder<StateChannelTypeBuilder> channelTypeBuilder = ChannelTypeBuilder
  55                     .state(channelTypeUID, channelTypeDescription.getLabel(),
  56                             channelTypeDescription.getItem().getType())
  57                     .withStateDescriptionFragment(stateDescriptionFragmentBuilder.build())
  58                     .isAdvanced(channelTypeDescription.isAdvanced());
  59             if (channelTypeDescription.getDescription() != null) {
  60                 channelTypeBuilder.withDescription(channelTypeDescription.getDescription());
  61             }
  62
  63             channelTypeMap.put(channelTypeUID, channelTypeBuilder.build());
  64         });
  65     }
  66
  67     @Override
  68     public Collection<ChannelType> getChannelTypes(@Nullable Locale locale) {
  69         return channelTypeMap.values();
  70     }
  71
  72     @Override
  73     public @Nullable ChannelType getChannelType(ChannelTypeUID channelTypeUID, @Nullable Locale locale) {
  74         return channelTypeMap.get(channelTypeUID);
  75     }
  76 }