ColumnValues.h

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#ifndef FWCore_SOA_ColumnValues_h
#define FWCore_SOA_ColumnValues_h
// -*- C++ -*-
//
// Package:     FWCore/SOA
// Class  :     ColumnValues
//
//
// Original Author:  Chris Jones
//         Created:  Thu, 24 Aug 2017 18:13:38 GMT
//

// system include files

// user include files

// forward declarations
#include <cstddef>
namespace edm {
  namespace soa {

    template <typename T>
    class ColumnValues {
    public:
      ColumnValues(T const* iBegin, size_t iSize) : m_begin(iBegin), m_end(iBegin + iSize) {}

      T const* begin() const { return m_begin; }
      T const* end() const { return m_end; }

    private:
      T const* m_begin = nullptr;
      T const* m_end = nullptr;
    };

    template <typename T>
    class MutableColumnValues {
    public:
      MutableColumnValues(T* iBegin, size_t iSize) : m_begin(iBegin), m_end(iBegin + iSize) {}

      T* begin() const { return m_begin; }
      T* end() const { return m_end; }

    private:
      T* m_begin = nullptr;
      T* m_end = nullptr;
    };

  }  // namespace soa
}  // namespace edm

#endif