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.cassandra.sidecar.db;
  
  import java.util.Map;
  import com.datastax.driver.core.Row;
  import org.jetbrains.annotations.Nullable;
  
  /**
   * In-memory representation of service configs stored in "configs" table in Cassandra
   */
  public class ServiceConfig
  {
      private final Map<String, String> serviceConfig;
  
      public ServiceConfig()
      {
          this.serviceConfig = Map.of();
      }
  
      public ServiceConfig(Map<String, String> serviceConfig)
      {
          this.serviceConfig = Map.copyOf(serviceConfig);
      }
  
      public static ServiceConfig from(@Nullable Row row)
      {
          if (row == null || row.isNull(0))
          {
              return new ServiceConfig();
          }
          Map<String, String> configMap = row.getMap("config", String.class, String.class);
          return new ServiceConfig(configMap);
      }
  
      public Map<String, String> getConfigs()
      {
          return Map.copyOf(serviceConfig);
      }
  }
  