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.shell.node;
  
  import org.apache.kafka.common.utils.AppInfoParser;
  import org.apache.kafka.image.node.MetadataLeafNode;
  import org.apache.kafka.image.node.MetadataNode;
  
  import java.util.Collection;
  import java.util.List;
  
  /**
   * The /local node of the metadata shell, which contains information about the shell itself.
   */
  public class LocalShellNode implements MetadataNode {
      /**
       * The name of this node.
       */
      public static final String NAME = "local";
  
      /**
       * Contains the shell software version.
       */
      public static final String VERSION = "version";
  
      /**
       * Contains the shell software commit id.
       */
      public static final String COMMIT_ID = "commitId";
  
      @Override
      public Collection<String> childNames() {
          return List.of(VERSION, COMMIT_ID);
      }
  
      @Override
      public MetadataNode child(String name) {
          if (name.equals(VERSION)) {
              return new MetadataLeafNode(AppInfoParser.getVersion());
          } else if (name.equals(COMMIT_ID)) {
              return new MetadataLeafNode(AppInfoParser.getCommitId());
          } else {
              return null;
          }
      }
  }
  