text: // 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.
  
  #ifndef PEGASUS_CATALOG_MANAGER_H
  #define PEGASUS_CATALOG_MANAGER_H
  
  #include <vector>
  #include <string>
  
  #include "common/status.h"
  #include "catalog/pegasus_catalog.h"
  #include "catalog/spark_catalog.h"
  
  namespace pegasus {
  
  class CatalogManager {
   public:
    CatalogManager();
  
    Status GetCatalog(DataSetRequest* dataset_request,
      std::shared_ptr<Catalog>* catalog);
   private:
    // provider: spark catalog or pegasus catalog
    std::string provider_;
    std::shared_ptr<SparkCatalog> spark_catalog_;
    std::shared_ptr<PegasusCatalog> pegasus_catalog_;
   public:
    static const std::string CATALOG_ID_SPARK;
    static const std::string CATALOG_ID_PEGASUS;
  };
  
  } // namespace pegasus
  
  #endif  // PEGASUS_CATALOG_MANAGER_H