MilleRecordReader.h

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
 
#ifndef ALICEO2_FWDALIGN_MILLERECORD_READER_H
#define ALICEO2_FWDALIGN_MILLERECORD_READER_H
 
#include <Rtypes.h>
#include <TString.h>
#include <TChain.h>
#include <TFile.h>
#include <TTree.h>
 
#include "ForwardAlign/MillePedeRecord.h"
 
namespace o2
{
namespace fwdalign
{
 
class MilleRecordReader
{
 public:
  MilleRecordReader();
 
  virtual ~MilleRecordReader();
 
  void changeDataBranchName(const bool isConstraintsRec = true);
 
  void connectToChain(TChain* ch);
 
  bool isReaderOk() const { return mIsSuccessfulInit; }
 
  bool isReadEntryOk() const { return mIsReadEntryOk; }
 
  o2::fwdalign::MillePedeRecord* getRecord() { return mRecord; };
 
  long getCurrentDataID() const { return mCurrentDataID; }
 
  void readNextEntry(const bool doPrint = false);
 
  void readEntry(const Long_t id, const bool doPrint = false);
 
  Long64_t getNEntries() const { return mNEntries; }
 
  TString getDataTreeName() const { return mDataTreeName; }
 
 protected:
  TChain* mDataTree;                      
  bool mIsSuccessfulInit;                 
  bool mIsConstraintsRec;                 
  bool mIsReadEntryOk;                    
  TString mDataTreeName;                  
  TString mDataBranchName;                
  o2::fwdalign::MillePedeRecord* mRecord; 
  Long64_t mCurrentDataID;                
  Long64_t mNEntries;                     
 
  ClassDef(MilleRecordReader, 0);
};
} // namespace fwdalign
} // namespace o2
 
#endif