edm::soa::ColumnFillers< Args > Class Template Reference

#include <ColumnFillers.h>

Public Member Functions
	ColumnFillers (Args...iArgs)
template<typename ELEMENT , typename COLUMN >
COLUMN::type	value (ELEMENT &&iEl, COLUMN *)

Private Types
using	Layout = std::tuple< Args... >

Private Member Functions
template<int I, typename ELEMENT >
decltype(auto)	callFiller (ELEMENT &&iEl)
template<int I, typename COLUMN , typename ELEMENT >
COLUMN::type	tryValue (ELEMENT &&iEl)

Private Attributes
Layout	m_fillers

Detailed Description

template<typename... Args>
class edm::soa::ColumnFillers< Args >

Definition at line 45 of file ColumnFillers.h.

Member Typedef Documentation

template<typename... Args>

using edm::soa::ColumnFillers< Args >::Layout = std::tuple<Args...>

private

Definition at line 46 of file ColumnFillers.h.

Constructor & Destructor Documentation

template<typename... Args>

edm::soa::ColumnFillers< Args >::ColumnFillers ( Args...  iArgs )

inline

Definition at line 72 of file ColumnFillers.h.

: m_fillers(std::forward<Args>(iArgs)...) {}

Member Function Documentation

template<typename... Args>

template<int I, typename ELEMENT >

decltype(auto) edm::soa::ColumnFillers< Args >::callFiller ( ELEMENT &&  iEl )

inlineprivate

Definition at line 50 of file ColumnFillers.h.

References edm::soa::ColumnFillers< Args >::m_fillers.

                                               {
        return std::get<I>(m_fillers).m_f(iEl);
      }

template<typename... Args>

template<int I, typename COLUMN , typename ELEMENT >

COLUMN::type edm::soa::ColumnFillers< Args >::tryValue ( ELEMENT &&  iEl )

inlineprivate

Definition at line 55 of file ColumnFillers.h.

References constexpr, Exhume::I, and relativeConstraints::value.

                                                  {
        if constexpr (I < sizeof...(Args)) {
          using Pair = typename std::tuple_element<I, Layout>::type;
          using COL = typename Pair::Column_type;
          if constexpr (std::is_same<COL, COLUMN>::value) {
            return callFiller<I>(iEl);
          } else {
            //try another filler to see if it matches
            return tryValue<I + 1, COLUMN>(iEl);
          }
        } else {
          //no matches so call overload function
          return value_for_column(iEl, static_cast<COLUMN*>(nullptr));
        }
      }

template<typename... Args>

template<typename ELEMENT , typename COLUMN >

COLUMN::type edm::soa::ColumnFillers< Args >::value ( ELEMENT &&  iEl, COLUMN *    )

inline

Definition at line 75 of file ColumnFillers.h.

Referenced by average.Average::average().

                                                        {
        return tryValue<0, COLUMN>(iEl);
      }

Member Data Documentation

template<typename... Args>

Layout edm::soa::ColumnFillers< Args >::m_fillers

private

Definition at line 47 of file ColumnFillers.h.

Referenced by edm::soa::ColumnFillers< Args >::callFiller().