TGo4HDF5Adapter.h

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------
 
#ifndef TGO4HDF5ADAPTER_H
#define TGO4HDF5ADAPTER_H
 
 
#include "Go4HDF5.h"
 
#include "RtypesCore.h"
#include "TString.h"
 
#include "H5Cpp.h"
 
#include "TGo4HDF5DataHandle.h"
 

class TGo4HDF5Adapter {
  public:
 
   TGo4HDF5Adapter() :
         fxFile(nullptr), fxHandle(nullptr), fiFillCount(0), fbDataSetExists(kFALSE), fxEvent(nullptr),
         fiFlags(H5F_ACC_TRUNC) {
   }
 
    virtual ~TGo4HDF5Adapter() {}
 

    static const char *fgcFILESUF; 

    static void AddSubHandle(TGo4HDF5DataHandle *handle, const char *name, const char *type, size_t size,
                             size_t memberoffset, const char *membername, const char *classname, TClass *valueclass);

    static void FillTypeInfo(TGo4HDF5DataHandle *handle, TClass *rootclass, const char *basename = nullptr);

    static void FillTypeInfo(TGo4HDF5DataHandle *handle, const char *membername, const char *memtypename,
                             size_t memberoffset = 0, Int_t arraydim = 0, TDataMember *member = nullptr);
 
 protected:

    virtual void OpenFile(const char *fname = nullptr) = 0;

    virtual void CloseFile();

    virtual void BuildDataSet(TGo4EventElement *event) = 0;

    virtual void DeleteDataSet();

     void BuildDataType(TGo4EventElement *event, TGo4HDF5DataHandle* parent = nullptr, Int_t index = 0);

    size_t ScanEventSize(TGo4EventElement *event);

    UInt_t ConvertFileMode(Go4_H5_File_Flags flags);

    H5::H5File *fxFile{nullptr}; 

    TGo4HDF5DataHandle* fxHandle{nullptr}; 

    hsize_t fiFillCount{0}; 

    Bool_t fbDataSetExists{kFALSE};

    TGo4EventElement *fxEvent{nullptr}; 

    UInt_t fiFlags{0};
 
};
 
#endif //TGO4HDF5ADAPTER_H