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.datahub;
  
  import com.google.common.collect.ImmutableMap;
  
  import com.datastax.driver.core.Metadata;
  import com.linkedin.data.template.SetMode;
  import com.linkedin.data.template.StringMap;
  import com.linkedin.dataplatforminstance.DataPlatformInstanceProperties;
  import datahub.event.MetadataChangeProposalWrapper;
  import org.jetbrains.annotations.NotNull;
  
  /**
   * Converter class for preparing the Data Platform Instance Properties aspect for a given Cassandra cluster
   */
  public class ClusterToDataPlatformInstancePropertiesConverter extends ClusterToAspectConverter<DataPlatformInstanceProperties>
  {
      protected static final String ENVIRONMENT = "environment";
      protected static final String APPLICATION = "application";
      protected static final String CLUSTER     = "cluster";
  
      public ClusterToDataPlatformInstancePropertiesConverter(@NotNull IdentifiersProvider identifiers)
      {
          super(identifiers);
      }
  
      @Override
      @NotNull
      public MetadataChangeProposalWrapper<DataPlatformInstanceProperties> convert(@NotNull Metadata cluster)
      {
          String type = IdentifiersProvider.DATA_PLATFORM_INSTANCE;
  
          String urn = identifiers.urnDataPlatformInstance();
  
          DataPlatformInstanceProperties aspect = new DataPlatformInstanceProperties()
                  .setName(identifiers.identifier().toString())
                  .setDescription(null, SetMode.REMOVE_IF_NULL)  // Cluster-level comments are not supported by Cassandra
                  .setCustomProperties(new StringMap(ImmutableMap.of(
                          ENVIRONMENT, identifiers.environment(),
                          APPLICATION, identifiers.application(),
                          CLUSTER,     identifiers.cluster())));
  
          return wrap(type, urn, aspect);
      }
  }
  