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   *  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
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   *
   *    https://www.apache.org/licenses/LICENSE-2.0
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  package org.apache.cayenne.access.jdbc.reader;
  
  import java.sql.ResultSet;
  
  import org.apache.cayenne.DataRow;
  import org.apache.cayenne.access.jdbc.RowDescriptor;
  import org.apache.cayenne.map.EntityInheritanceTree;
  import org.apache.cayenne.map.ObjEntity;
  import org.apache.cayenne.query.EntityResultSegment;
  
  /**
   * @since 3.0
   */
  class InheritanceAwareEntityRowReader extends EntityRowReader {
  
      private EntityInheritanceTree entityInheritanceTree;
  
      public InheritanceAwareEntityRowReader(RowDescriptor descriptor, EntityResultSegment segmentMetadata,
              DataRowPostProcessor postProcessor) {
          
          super(descriptor, segmentMetadata, postProcessor);
          this.entityInheritanceTree = segmentMetadata.getClassDescriptor().getEntityInheritanceTree();
      }
  
      @Override
      void postprocessRow(ResultSet resultSet, DataRow dataRow) throws Exception {
          if (postProcessor != null) {
              postProcessor.postprocessRow(resultSet, dataRow);
          }
  
          ObjEntity entity = entityInheritanceTree.entityMatchingRow(dataRow);
          dataRow.setEntityName(entity != null ? entity.getName() : entityName);
      }
  }
  