CbmLink.h

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/* Copyright (C) 2013-2020 GSI/JINR-LIT, Darmstadt/Dubna
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Andrey Lebedev [committer], Volker Friese */
 
#ifndef CBMLINK_H_
#define CBMLINK_H_
 
#include <Rtypes.h>   // for THashConsistencyHolder, ClassDef
#include <TObject.h>  // for TObject
 
#include <cstdint>
#include <string>  // for string
 
class CbmLink : public TObject {
 public:
  CbmLink();
 
  CbmLink(float weight, int32_t index, int32_t entry = -1, int32_t file = -1);
 
  virtual ~CbmLink();
 
  /* Modifiers */
  int32_t GetFile() const { return fFile; }
  int32_t GetEntry() const { return fEntry; }
  int32_t GetIndex() const { return fIndex; }
  float GetWeight() const { return fWeight; }
 
  /* Accessors */
  void SetFile(int32_t file) { fFile = file; }
  void SetEntry(int32_t entry) { fEntry = entry; }
  void SetIndex(int32_t index) { fIndex = index; }
  void SetWeight(float weight) { fWeight = weight; }
 
  void AddWeight(float weight) { fWeight += weight; }
 
  virtual std::string ToString() const;
 
  friend bool operator==(const CbmLink& lhs, const CbmLink& rhs)
  {
    return (lhs.GetFile() == rhs.GetFile() && lhs.GetEntry() == rhs.GetEntry() && lhs.GetIndex() == rhs.GetIndex());
  }
 
  friend Bool_t operator!=(const CbmLink& lhs, const CbmLink& rhs) { return !(lhs == rhs); }
 
  friend bool operator<(const CbmLink& l, const CbmLink& r)
  {
    if (l.GetFile() == r.GetFile()) {
      if (l.GetEntry() == r.GetEntry()) return l.GetIndex() < r.GetIndex();
      return l.GetEntry() < r.GetEntry();
    }
    return l.GetFile() < r.GetFile();
  }
 
  friend bool operator>(const CbmLink& l, const CbmLink& r)
  {
    if (l.GetFile() == r.GetFile()) {
      if (l.GetEntry() == r.GetEntry()) return l.GetIndex() > r.GetIndex();
      return l.GetEntry() > r.GetEntry();
    }
    return l.GetFile() > r.GetFile();
  }
 
  bool IsNoise() const
  {
    bool retval{false};
    if (fFile < 0 || fEntry < 0 || fIndex < 0) retval = true;
    return retval;
  }
 
 private:
  int32_t fFile;   // File ID
  int32_t fEntry;  // Entry number
  int32_t fIndex;  // Index in array
  float fWeight;   // Weight
 
  ClassDef(CbmLink, 1)
};
 
#endif /* CBMLINK_H_ */