/cvmfs/atlas.cern.ch/repo/sw/ASG/AnalysisBase/2.4.31/JetEDM/JetEDM/LabelIndex.h

// LabelIndex.h

#ifndef jet__LabelIndex
#define jet__LabelIndex

// David Adams
// January 13, 2014
//
// Bi-directional map assigning indices to string labels.

#include <vector>
#include <string>
#include "AsgTools/CLASS_DEF.h"
#include "xAODJet/JetTypes.h"

namespace jet {

class LabelIndex {

public:

  typedef std::string Label;
  typedef unsigned int Index;

  static LabelIndex& mutable_instance(Label name);
  static const LabelIndex& instance(Label name);

  explicit LabelIndex(Label nam);

  Index addLabel(Label lab);

  Label name() const;

  Label label(Index idx) const;

  Index index(Label lab) const;

  xAOD::JetConstitScale constitScale(Index idx) const ;

  Index size() const ;

private:

  // Hide ctors and copy.
  explicit LabelIndex(const LabelIndex& nam);
  LabelIndex& operator=(const Label& nam);

  // Data.
  Label m_name;
  std::vector<Label> m_labs;
  std::vector<xAOD::JetConstitScale> m_constitScales;

};

}  // end namespace jet

CLASS_DEF( jet::LabelIndex , 94979360 , 1 )

#endif

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