edm::soa::TableExaminer< T > Class Template Reference

#include <TableExaminer.h>

Inheritance diagram for edm::soa::TableExaminer< T >:

Public Member Functions
void const *	columnAddress (unsigned int iColumnIndex) const override final
std::vector< std::pair< char const *, std::type_index > >	columnDescriptions () const override final
std::vector< std::type_index >	columnTypes () const override final
TableExaminer< T > &	operator= (const TableExaminer< T > &)=default
size_t	size () const override final
	TableExaminer (T const *iTable)
	TableExaminer (const TableExaminer< T > &)=default
const std::type_info *	typeID () const override final
	~TableExaminer () override
Public Member Functions inherited from edm::soa::TableExaminerBase
TableExaminerBase &	operator= (const TableExaminerBase &)=default
	TableExaminerBase ()=default
	TableExaminerBase (const TableExaminerBase &)=default
virtual	~TableExaminerBase ()=default

Private Member Functions
template<int I, int S>
void	columnDescImpl (std::vector< std::pair< char const *, std::type_index >> &iV) const
template<int I, int S>
void	columnTypesImpl (std::vector< std::type_index > &iV) const

Private Attributes
T const *	m_table

Detailed Description

template<typename T>
class edm::soa::TableExaminer< T >

Definition at line 31 of file TableExaminer.h.

Constructor & Destructor Documentation

template<typename T >

edm::soa::TableExaminer< T >::TableExaminer ( T const *  iTable )

inlineexplicit

Definition at line 33 of file TableExaminer.h.

References edm::soa::TableExaminer< T >::operator=().

: m_table(iTable) {}

template<typename T >

edm::soa::TableExaminer< T >::TableExaminer ( const TableExaminer< T > &  )

default

template<typename T >

edm::soa::TableExaminer< T >::~TableExaminer ( )

inlineoverride

Definition at line 39 of file TableExaminer.h.

{}

Member Function Documentation

template<typename T >

void const* edm::soa::TableExaminer< T >::columnAddress ( unsigned int  iColumnIndex ) const

inlinefinaloverridevirtual

Implements edm::soa::TableExaminerBase.

Definition at line 45 of file TableExaminer.h.

References edm::soa::TableExaminer< T >::m_table.

                                                                                {
        return m_table->columnAddressByIndex(iColumnIndex);
      }

template<typename T >

template<int I, int S>

void edm::soa::TableExaminer< T >::columnDescImpl ( std::vector< std::pair< char const *, std::type_index >> &  iV ) const

inlineprivate

Definition at line 76 of file TableExaminer.h.

References constexpr, Exhume::I, and label.

                                                                                    {
        if constexpr (I != S) {
          using Layout = typename T::Layout;
          using ColumnType = typename std::tuple_element<I, Layout>::type;
          iV.emplace_back(ColumnType::label(), typeid(typename ColumnType::type));
          columnDescImpl<I + 1, S>(iV);
        }
      }

template<typename T >

std::vector<std::pair<char const*, std::type_index> > edm::soa::TableExaminer< T >::columnDescriptions ( ) const

inlinefinaloverridevirtual

Implements edm::soa::TableExaminerBase.

Definition at line 56 of file TableExaminer.h.

References kNColumns.

                                                                                               {
        std::vector<std::pair<char const*, std::type_index>> returnValue;
        returnValue.reserve(T::kNColumns);
        columnDescImpl<0, T::kNColumns>(returnValue);
        return returnValue;
      }

template<typename T >

std::vector<std::type_index> edm::soa::TableExaminer< T >::columnTypes ( ) const

inlinefinaloverridevirtual

Implements edm::soa::TableExaminerBase.

Definition at line 49 of file TableExaminer.h.

References kNColumns.

                                                                  {
        std::vector<std::type_index> returnValue;
        returnValue.reserve(T::kNColumns);
        columnTypesImpl<0, T::kNColumns>(returnValue);
        return returnValue;
      }

template<typename T >

template<int I, int S>

void edm::soa::TableExaminer< T >::columnTypesImpl ( std::vector< std::type_index > &  iV ) const

inlineprivate

Definition at line 67 of file TableExaminer.h.

References constexpr, and Exhume::I.

                                                               {
        if constexpr (I != S) {
          using Layout = typename T::Layout;
          iV.emplace_back(typeid(typename std::tuple_element<I, Layout>::type));
          columnTypesImpl<I + 1, S>(iV);
        }
      }

template<typename T >

TableExaminer<T>& edm::soa::TableExaminer< T >::operator= ( const TableExaminer< T > &  )

default

Referenced by edm::soa::TableExaminer< T >::TableExaminer().

template<typename T >

size_t edm::soa::TableExaminer< T >::size ( void  ) const

inlinefinaloverridevirtual

Implements edm::soa::TableExaminerBase.

Definition at line 43 of file TableExaminer.h.

References edm::soa::TableExaminer< T >::m_table.

Referenced by ntupleDataFormat._Collection::__iter__(), and ntupleDataFormat._Collection::__len__().

{ return m_table->size(); }

template<typename T >

const std::type_info* edm::soa::TableExaminer< T >::typeID ( ) const

inlinefinaloverridevirtual

Implements edm::soa::TableExaminerBase.

Definition at line 63 of file TableExaminer.h.

{ return &typeid(T); }

Member Data Documentation

template<typename T >

T const* edm::soa::TableExaminer< T >::m_table

private

Definition at line 86 of file TableExaminer.h.

Referenced by edm::soa::TableExaminer< T >::columnAddress(), and edm::soa::TableExaminer< T >::size().