art::prevent_recursion< Sampled< T > > Struct Template Reference

#include <Wrapper.h>

Static Public Member Functions
static std::unique_ptr< EDProduct >	create_empty_sampled_product (InputTag const &)
static void	insert_if_sampled_product (Sampled< T > &obj, std::string const &dataset, SubRunID const &id, std::unique_ptr< EDProduct > product)

Detailed Description

template<typename T>
struct art::prevent_recursion< Sampled< T > >

Definition at line 282 of file Wrapper.h.

Member Function Documentation

template<typename T >

static std::unique_ptr<EDProduct> art::prevent_recursion< Sampled< T > >::create_empty_sampled_product ( InputTag const &  )

inlinestatic

Definition at line 284 of file Wrapper.h.

    {
      throw Exception{errors::LogicError}
        << "An attempt was made to create an empty sampled product\n"
        << "for a sampled product.  This type of recursion is not allowed.\n"
        << "Please contact artists@fnal.gov for guidance.";
    }

template<typename T >

static void art::prevent_recursion< Sampled< T > >::insert_if_sampled_product ( Sampled< T > &  obj, std::string const &  dataset, SubRunID const &  id, std::unique_ptr< EDProduct >  product  )

inlinestatic

Definition at line 293 of file Wrapper.h.

    {
      auto& wp = dynamic_cast<Wrapper<T>&>(*product);
      obj.insert(dataset, id, std::move(wp.obj));
    }

---

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

• canvas/canvas/Persistency/Common/Wrapper.h