PndContainerI.h

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#ifndef PNDCONTAINERI_H
#define PNDCONTAINERI_H

#include <vector>

#include "TString.h"

template <class T>
class PndContainerI {

 public:
  PndContainerI() {}
  virtual ~PndContainerI(){};

  virtual Bool_t Init(const TString &t_branchname) = 0;

  virtual ssize_t GetSize() const = 0;

  virtual T const *GetConstElementPtr(Int_t t_index) const = 0;

  std::vector<T const *> GetVectorOfPtrToConst() const
  {
    std::vector<T const *> result{};
    result.reserve(this->GetSize());
    for (Int_t i = 0; i < this->GetSize(); ++i) {
      result.push_back(this->GetConstElementPtr(i));
    }
    return result;
  }

  const TString &GetBranchName() const { return fBranchName; }

 protected:
  TString fBranchName{""};
};

#endif /*PNDCONTAINERI_H*/