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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