TableExaminerBase.h

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#ifndef FWCore_SOA_TableExaminerBase_h
#define FWCore_SOA_TableExaminerBase_h
// -*- C++ -*-
//
// Package:     FWCore/SOA
// Class  :     TableExaminerBase
//
//
// Original Author:  Chris Jones
//         Created:  Mon, 28 Aug 2017 14:22:26 GMT
//

// system include files
#include <vector>
#include <utility>
#include <typeinfo>
#include <typeindex>
#include <cstddef>
// user include files

// forward declarations

namespace edm {
  namespace soa {

    class TableExaminerBase {
    public:
      TableExaminerBase() = default;
      virtual ~TableExaminerBase() = default;
      TableExaminerBase(const TableExaminerBase&) = default;
      TableExaminerBase& operator=(const TableExaminerBase&) = default;

      // ---------- const member functions ---------------------
      virtual std::vector<std::type_index> columnTypes() const = 0;

      virtual std::vector<std::pair<char const*, std::type_index>> columnDescriptions() const = 0;

      virtual size_t size() const = 0;

      virtual void const* columnAddress(unsigned int iColumnIndex) const = 0;

      virtual const std::type_info* typeID() const = 0;

    private:
      // ---------- member data --------------------------------
    };
  }  // namespace soa
}  // namespace edm

#endif