Program Listing for File graph.h

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#ifndef MINDSPORE_INCLUDE_API_GRAPH_H
#define MINDSPORE_INCLUDE_API_GRAPH_H

#include <cstddef>
#include <vector>
#include <map>
#include <memory>
#include "include/api/status.h"
#include "include/api/types.h"

namespace mindspore {
class NetData;
class Net;

class MS_API Graph {
 public:
  class GraphData;
  enum Type : uint32_t {
    kExpressionGraph = 0,
    kExecutableGraph = 1,
    kUnknownTypeGraph = 0xffffffff
  };
  Graph();
  explicit Graph(const std::shared_ptr<GraphData> &graph_data);
  explicit Graph(std::shared_ptr<GraphData> &&graph_data);
  explicit Graph(std::nullptr_t);
  ~Graph();
  explicit Graph(Type executable);
  explicit Graph(Net *net);

  enum ModelType ModelType() const;
  bool operator==(std::nullptr_t) const;
  bool operator!=(std::nullptr_t) const;
  bool IsExecutable() { return graph_type_ == kExecutableGraph; }

 private:
  friend class GraphCell;
  friend class ModelImpl;
  friend class NetImpl;
  friend class Model;
  std::shared_ptr<GraphData> graph_data_;
  std::shared_ptr<NetData> net_data_;
  Type graph_type_ = kExecutableGraph;
};
}  // namespace mindspore
#endif  // MINDSPORE_INCLUDE_API_GRAPH_H