content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License. You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.kafka.image.node;
  
  import org.apache.kafka.image.MetadataImage;
  
  import java.util.Collection;
  import java.util.Map;
  import java.util.function.Function;
  
  
  public class MetadataImageNode implements MetadataNode {
      /**
       * The name of this node.
       */
      public static final String NAME = "image";
  
      /**
       * The metadata image.
       */
      private final MetadataImage image;
  
      private static final Map<String, Function<MetadataImage, MetadataNode>> CHILDREN = Map.of(
          ProvenanceNode.NAME, image -> new ProvenanceNode(image.provenance()),
          FeaturesImageNode.NAME, image -> new FeaturesImageNode(image.features()),
          ClusterImageNode.NAME, image -> new ClusterImageNode(image.cluster()),
          TopicsImageNode.NAME, image -> new TopicsImageNode(image.topics()),
          ConfigurationsImageNode.NAME, image -> new ConfigurationsImageNode(image.configs()),
          ClientQuotasImageNode.NAME, image -> new ClientQuotasImageNode(image.clientQuotas()),
          ProducerIdsImageNode.NAME, image -> new ProducerIdsImageNode(image.producerIds()),
          AclsImageNode.NAME, image -> new AclsImageNode(image.acls()),
          ScramImageNode.NAME, image -> new ScramImageNode(image.scram()),
          DelegationTokenImageNode.NAME, image -> new DelegationTokenImageNode(image.delegationTokens())
      );
  
      public MetadataImageNode(MetadataImage image) {
          this.image = image;
      }
  
      public MetadataImage image() {
          return image;
      }
  
      @Override
      public Collection<String> childNames() {
          return CHILDREN.keySet();
      }
  
      @Override
      public MetadataNode child(String name) {
          return CHILDREN.getOrDefault(name, __ -> null).apply(image);
      }
  }
  