TGo4HDF5Source.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 TGO4HDF5SOURCE_H
#define TGO4HDF5SOURCE_H

#include "TGo4EventSource.h"
#include "TGo4HDF5Adapter.h"

#include "TString.h"

class TFile;
class TList;
class TGo4HDF5SourceParameter;
class TGo4EventElement;

class TGo4HDF5Source : public TGo4EventSource, public TGo4HDF5Adapter {

  friend class TGo4HDF5DataHandle;
  friend class TGo4HDF5BasicDataHandle;

  public:

    TGo4HDF5Source();

    TGo4HDF5Source(TGo4HDF5SourceParameter *par);

    TGo4HDF5Source(const char *name);

    virtual ~TGo4HDF5Source();

    Bool_t BuildEvent(TGo4EventElement *dest) override;

    static TList *ProducesFilesList(const char *mask);

  protected:

    void OpenFile(const char *fname) override;

    void BuildDataSet(TGo4EventElement *event) override;

    void DeleteDataSet() override;

  private:

    Char_t *fxReadBuffer{nullptr}; 

    size_t fiReadOffset{0};

    TList *fxFilesNames{nullptr}; 

    TString fxCurrentFileName;  

    Bool_t OpenNextFile();

    Bool_t CloseCurrentFile();

  ClassDefOverride(TGo4HDF5Source,2)
};

#endif //TGO4HDF5SOURCE_H