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 final
std::vector< std::pair< char const *, std::type_index > >	columnDescriptions () const final
std::vector< std::type_index >	columnTypes () const final
TableExaminer< T > &	operator= (const TableExaminer< T > &)=default
size_t	size () const final
	TableExaminer (const TableExaminer< T > &)=default
	TableExaminer (T const *iTable)
const std::type_info *	typeID () const 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

TableExaminer() [1/2]

template<typename T >

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

inlineexplicit

Definition at line 33 of file TableExaminer.h.

: m_table(iTable) {}

TableExaminer() [2/2]

template<typename T >

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

default

~TableExaminer()

template<typename T >

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

inlineoverride

Definition at line 39 of file TableExaminer.h.

{}

Member Function Documentation

columnAddress()

template<typename T >

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

inlinefinalvirtual

Implements edm::soa::TableExaminerBase.

Definition at line 45 of file TableExaminer.h.

                                                                       {
        return m_table->columnAddressByIndex(iColumnIndex);
      }

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

columnDescImpl()

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.

                                                                                    {
        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);
        }
      }

References Exhume::I, and label.

columnDescriptions()

template<typename T >

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

inlinefinalvirtual

Implements edm::soa::TableExaminerBase.

Definition at line 56 of file TableExaminer.h.

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

References kNColumns.

columnTypes()

template<typename T >

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

inlinefinalvirtual

Implements edm::soa::TableExaminerBase.

Definition at line 49 of file TableExaminer.h.

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

References kNColumns.

columnTypesImpl()

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.

                                                               {
        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);
        }
      }

References Exhume::I.

operator=()

template<typename T >

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

default

size()

template<typename T >

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

inlinefinalvirtual

Implements edm::soa::TableExaminerBase.

Definition at line 43 of file TableExaminer.h.

{ return m_table->size(); }

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

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

typeID()

template<typename T >

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

inlinefinalvirtual

Implements edm::soa::TableExaminerBase.

Definition at line 63 of file TableExaminer.h.

{ return &typeid(T); }

Member Data Documentation

m_table

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().