text: ////////////////////////////////////////////////////////////////////////////////
  /// DISCLAIMER
  ///
  /// Copyright 2018 ArangoDB GmbH, Cologne, Germany
  ///
  /// Licensed 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.
  ///
  /// Copyright holder is ArangoDB GmbH, Cologne, Germany
  ///
  /// @author Simon Grätzer
  ////////////////////////////////////////////////////////////////////////////////
  
  #ifndef ARANGOD_CLUSTER_CLUSTER_INDEX_FACTORY_H
  #define ARANGOD_CLUSTER_CLUSTER_INDEX_FACTORY_H 1
  
  #include "Indexes/IndexFactory.h"
  
  namespace arangodb {
  
  class ClusterIndexFactory final : public IndexFactory {
   public:
    ClusterIndexFactory();
    ~ClusterIndexFactory() = default;
  
    Result enhanceIndexDefinition(velocypack::Slice const definition,
                                  velocypack::Builder& normalized, bool isCreation,
                                  bool isCoordinator) const override;
  
    void fillSystemIndexes(arangodb::LogicalCollection& col,
                           std::vector<std::shared_ptr<arangodb::Index>>& systemIndexes) const override;
  
    /// @brief create indexes from a list of index definitions
    void prepareIndexes(LogicalCollection& col, arangodb::velocypack::Slice const& indexesSlice,
                        std::vector<std::shared_ptr<arangodb::Index>>& indexes) const override;
  };
  
  }  // namespace arangodb
  
  #endif
  