art::SortInvalidFirst< T > Class Template Reference

#include <SortInvalidFirst.h>

Inheritance diagram for art::SortInvalidFirst< T >:

Public Member Functions
	SortInvalidFirst ()=default
constexpr	SortInvalidFirst (T const &invalidValue)
constexpr bool	operator() (T const &left, T const &right) const

Private Attributes
T	invalidValue_ {}

Detailed Description

template<typename T>
class art::SortInvalidFirst< T >

Definition at line 8 of file SortInvalidFirst.h.

Constructor & Destructor Documentation

template<typename T>

art::SortInvalidFirst< T >::SortInvalidFirst ( )

default

template<typename T>

constexpr art::SortInvalidFirst< T >::SortInvalidFirst ( T const &  invalidValue )

inlineexplicit

Definition at line 15 of file SortInvalidFirst.h.

    : invalidValue_{invalidValue}
  {}

Member Function Documentation

template<typename T>

constexpr bool art::SortInvalidFirst< T >::operator() ( T const &  left, T const &  right  ) const

inline

Definition at line 19 of file SortInvalidFirst.h.

  {
    if (left == invalidValue_ && right != invalidValue_) {
      return true;
    } else if (right == invalidValue_ && left != invalidValue_) {
      return false;
    } else {
      return left < right;
    }
  }

Member Data Documentation

template<typename T>

T art::SortInvalidFirst< T >::invalidValue_ {}

private

Definition at line 31 of file SortInvalidFirst.h.

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The documentation for this class was generated from the following file:

• canvas/canvas/Persistency/Provenance/SortInvalidFirst.h