edm::refitem::IsThinnedAvailableImpl< C, unsigned int > Struct Template Reference

#include <RefItemGet.h>

Static Public Member Functions
static bool	isThinnedAvailable_ (RefCore const &ref, unsigned int key)

Detailed Description

template<typename C>
struct edm::refitem::IsThinnedAvailableImpl< C, unsigned int >

Definition at line 99 of file RefItemGet.h.

Member Function Documentation

template<typename C >

static bool edm::refitem::IsThinnedAvailableImpl< C, unsigned int >::isThinnedAvailable_ ( RefCore const &  ref, unsigned int  key  )

inlinestatic

Definition at line 100 of file RefItemGet.h.

References edm::RefCore::isThinnedAvailable(), edm::RefCore::isTransient(), edm::RefCore::productGetter(), and edm::RefCore::productPtr().

                                                                            {
        if(ref.productPtr() != nullptr) {
          return true;
        }
        if (ref.isTransient()) {
          return false;
        }
        auto getter = ref.productGetter();
        if(getter != nullptr) {
          return ref.isThinnedAvailable(key,getter);
        }
        //another thread may have updated the cache
        return nullptr != ref.productPtr();
      }