pagerank.h

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#ifndef ENGINES_GRAPH_DB_APP_BUILDIN_PAGERANK_H_
#define ENGINES_GRAPH_DB_APP_BUILDIN_PAGERANK_H_
 
#include "flex/engines/graph_db/database/graph_db_session.h"
#include "flex/engines/hqps_db/app/interactive_app_base.h"
 
namespace gs {
class PageRank : public CypherReadAppBase<std::string, std::string, std::string,
                                          double, int32_t, double, int32_t> {
 public:
  PageRank() {}
  results::CollectiveResults Query(const GraphDBSession& sess,
                                   std::string src_vertex_label,
                                   std::string dst_vertex_label,
                                   std::string edge_label,
                                   double damping_factor,
                                   int32_t max_iterations, double epsilon,
                                   int32_t result_limit) override;
};
 
class PageRankFactory : public AppFactoryBase {
 public:
  PageRankFactory() = default;
  ~PageRankFactory() = default;
 
  AppWrapper CreateApp(const GraphDB& db) override;
};
 
}  // namespace gs
 
#endif