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.ConfigurationImage;
  import org.apache.kafka.image.node.printer.MetadataNodePrinter;
  
  import java.util.Collection;
  
  
  public class ConfigurationImageNode implements MetadataNode {
      /**
       * The configuration image for a specific resource.
       */
      private final ConfigurationImage image;
  
      public ConfigurationImageNode(ConfigurationImage image) {
          this.image = image;
      }
  
      @Override
      public Collection<String> childNames() {
          return image.data().keySet();
      }
  
      @Override
      public MetadataNode child(String name) {
          String value = image.data().get(name);
          if (value == null) return null;
          return new MetadataNode() {
              @Override
              public boolean isDirectory() {
                  return false;
              }
  
              @Override
              public void print(MetadataNodePrinter printer) {
                  if (printer.redactionCriteria().
                          shouldRedactConfig(image.resource().type(), name)) {
                      printer.output("[redacted]");
                  } else {
                      printer.output(value);
                  }
              }
          };
      }
  }
  