TGo4FileStore.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 TGO4FILESTORE_H
#define TGO4FILESTORE_H

#include "TGo4EventStore.h"

class TFile;
class TTree;

class TGo4EventCalibration;
class TGo4EventElement;
class TGo4FileStoreParameter;

class TGo4FileStore : public TGo4EventStore {
  public:

    TGo4FileStore();

    TGo4FileStore(const char *name,
                  Int_t splitlevel = 1,
                  Int_t compression = 1,
                  Bool_t overwrite = kFALSE,
                  Int_t autosavesize = 10000, // positive: entries, negative: bytes
                  Int_t bufsize = 64000);

    TGo4FileStore(TGo4FileStoreParameter *par);

    virtual ~TGo4FileStore();

    Int_t Store(TGo4EventElement *event) override;

    Int_t Store(TGo4Parameter *cali) override;

    Int_t Store(TGo4Condition *conny) override;

    Int_t Store(TGo4Fitter *fitter) override;

    Int_t Store(TFolder *fold) override;

    void SetCompression(Int_t comp);

    void SetAutoSave(Int_t interval);

    static void SetMaxTreeSize(Long64_t sz);

    static Long64_t GetMaxTreeSize();

    static const char *fgcEVBRANCHNAME; 

    static const char *fgcFILESUF; 

    static const char *fgcTREESUF; 

    static Long64_t fgiFILESPLITSIZE;

    TTree *GetTree() override { return fxTree; }

  private:

    void WriteToStore(TNamed *ob);

    TFile *fxFile{nullptr}; 

    TTree *fxTree{nullptr}; 

    Bool_t fbBranchExists{kFALSE};

    TGo4EventElement *fxEvent{nullptr}; 

    Int_t fiSplit{0};

    Int_t fiBufsize{0};

    Int_t fiFillCount{0};

  ClassDefOverride(TGo4FileStore,1)
};

#endif //TGO4FILESTORE_H