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.printer;
  
  import org.apache.kafka.common.config.ConfigResource;
  import org.apache.kafka.metadata.KafkaConfigSchema;
  
  
  public interface MetadataNodeRedactionCriteria {
      /**
       * Returns true if SCRAM data should be redacted.
       */
      boolean shouldRedactScram();
  
      /**
       * Returns true if DelegationToken data should be redacted.
       */
      boolean shouldRedactDelegationToken();
  
      /**
       * Returns true if a configuration should be redacted.
       *
       * @param type      The configuration type.
       * @param key       The configuration key.
       *
       * @return          True if the configuration should be redacted.
       */
      boolean shouldRedactConfig(ConfigResource.Type type, String key);
  
      class Strict implements MetadataNodeRedactionCriteria {
          public static final Strict INSTANCE = new Strict();
  
          @Override
          public boolean shouldRedactScram() {
              return true;
          }
  
          @Override
          public boolean shouldRedactDelegationToken() {
              return true;
          }
  
          @Override
          public boolean shouldRedactConfig(ConfigResource.Type type, String key) {
              return true;
          }
      }
  
      class Normal implements MetadataNodeRedactionCriteria {
          private final KafkaConfigSchema configSchema;
  
          public Normal(KafkaConfigSchema configSchema) {
              this.configSchema = configSchema;
          }
  
          @Override
          public boolean shouldRedactScram() {
              return true;
          }
  
          @Override
          public boolean shouldRedactDelegationToken() {
              return true;
          }
  
          @Override
          public boolean shouldRedactConfig(ConfigResource.Type type, String key) {
              return configSchema.isSensitive(type, key);
          }
      }
  
      class Disabled implements MetadataNodeRedactionCriteria {
          public static final Disabled INSTANCE = new Disabled();
  
          @Override
          public boolean shouldRedactScram() {
              return false;
          }
  
          @Override
          public boolean shouldRedactDelegationToken() {
              return false;
          }
  
          @Override
          public boolean shouldRedactConfig(ConfigResource.Type type, String key) {
              return false;
          }
      }
  }
  