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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.modeler.graph;
  
  import org.apache.cayenne.map.DataMap;
  import org.apache.cayenne.map.DbAttribute;
  import org.apache.cayenne.map.DbEntity;
  import org.apache.cayenne.map.DbRelationship;
  
  /**
   * Descriptor of DbEntity Cell
   */
  class DbEntityCellMetadata extends EntityCellMetadata<DbEntity, DbAttribute, DbRelationship> {
      DbEntityCellMetadata(DbGraphBuilder builder, DbEntity entity) {
          super(builder, entity);
      }
      
      @Override
      public DbEntity fetchEntity() {
          for (DataMap dm : builder.getDataDomain().getDataMaps()) {
              DbEntity dbEntity =dm.getDbEntity(entityName) ;
              if (dbEntity!= null) {
                  return dbEntity;
              }
          }
          return null;
      }
  
      @Override
      protected boolean isPrimary(DbAttribute attr) {
          return attr.isPrimaryKey();
      }
  }
  