[2019] | 1 | /*! |
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| 2 | \file client_server_mapping.hpp |
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| 3 | \author Ha NGUYEN |
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| 4 | \since 04 Feb 2015 |
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| 5 | \date 09 Mars 2015 |
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| 6 | |
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| 7 | \brief Mapping between index client and server. |
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| 8 | */ |
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| 9 | #ifndef __XIOS_CLIENT_SERVER_MAPPING_HPP__ |
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| 10 | #define __XIOS_CLIENT_SERVER_MAPPING_HPP__ |
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| 11 | |
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| 12 | #include "xios_spl.hpp" |
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| 13 | #include "array_new.hpp" |
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| 14 | #include "mpi.hpp" |
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| 15 | #include <unordered_map> |
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| 16 | |
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| 17 | namespace xios { |
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| 18 | |
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| 19 | /*! |
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| 20 | \class CClientServerMapping |
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| 21 | This class computes index of data which are sent to server as well as index of data |
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| 22 | on server side. |
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| 23 | */ |
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| 24 | class CClientServerMapping |
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| 25 | { |
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| 26 | public: |
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| 27 | typedef std::unordered_map<int, std::vector<size_t> > GlobalIndexMap; |
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| 28 | public: |
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| 29 | /** Default constructor */ |
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| 30 | CClientServerMapping(); |
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| 31 | |
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| 32 | /** Default destructor */ |
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| 33 | virtual ~CClientServerMapping(); |
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| 34 | |
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| 35 | // Only need global index on client to calculate mapping (supposed client has info of distribution) |
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| 36 | virtual void computeServerIndexMapping(const CArray<size_t,1>& globalIndexOnClient, int nbServer) = 0; |
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| 37 | |
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| 38 | static std::map<int,int> computeConnectedClients(int nbServer, int nbClient, |
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| 39 | MPI_Comm& clientIntraComm, |
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| 40 | const std::vector<int>& connectedServerRank); |
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| 41 | |
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| 42 | const GlobalIndexMap& getGlobalIndexOnServer() const; |
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| 43 | |
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| 44 | GlobalIndexMap& getGlobalIndexOnServer(); |
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| 45 | |
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| 46 | protected: |
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| 47 | //! Global index of data on SERVER, which are calculated by client(s) |
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| 48 | GlobalIndexMap indexGlobalOnServer_; |
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| 49 | }; |
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| 50 | |
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| 51 | } // namespace xios |
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| 52 | #endif // __XIOS_CLIENT_SERVER_MAPPING_HPP__ |
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