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.metadata;
  
  import org.apache.kafka.common.config.ConfigResource;
  import org.apache.kafka.common.config.ConfigResource.Type;
  
  import java.util.HashMap;
  import java.util.Map;
  import java.util.Properties;
  
  public class MockConfigRepository implements ConfigRepository {
      private final Map<ConfigResource, Properties> configs = new HashMap<>();
  
      public static MockConfigRepository forTopic(String topic, String key, String value) {
          Properties properties = new Properties();
          properties.put(key, value);
          return forTopic(topic, properties);
      }
  
      public static MockConfigRepository forTopic(String topic, Properties properties) {
          MockConfigRepository repository = new MockConfigRepository();
          repository.configs.put(new ConfigResource(Type.TOPIC, topic), properties);
          return repository;
      }
  
      @Override
      public Properties config(ConfigResource configResource) {
          synchronized (configs) {
              return configs.getOrDefault(configResource, new Properties());
          }
      }
  
      public void setConfig(ConfigResource configResource, String key, String value) {
          synchronized (configs) {
              Properties properties = configs.getOrDefault(configResource, new Properties());
              Properties newProperties = new Properties();
              newProperties.putAll(properties);
              newProperties.compute(key, (k, v) -> value);
              configs.put(configResource, newProperties);
          }
      }
  
      public void setTopicConfig(String topicName, String key, String value) {
          synchronized (configs) {
              setConfig(new ConfigResource(Type.TOPIC, topicName), key, value);
          }
      }
  }
  