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#ifdef DataFormats_Common_HolderToVectorTrait_h
#ifdef DataFormats_Common_RefProd_h
#ifndef DataFormats_Common_HolderToVectorTrait_RefProd_specialization_h
#define DataFormats_Common_HolderToVectorTrait_RefProd_specialization_h
// -*- C++ -*-
//
// Package: DataFormats/Common
//
/**
Description: Specialization of HolderToVectorTrait for edm::RefProd
Usage:
Only if both DataFormats/Common/interface/HolderToVectorTrait.h and
DataFormats/Common/interface/RefProd.h are include in a file will this code
be seen.
*/
//
// Original Author: Chris Jones
// Created: Thu, 20 Nov 2014 21:44:59 GMT
//
#include <memory>
namespace edm {
namespace reftobase {
template <typename T>
struct RefProdHolderToVector {
static std::unique_ptr<BaseVectorHolder<T> > makeVectorHolder() {
Exception::throwThis(errors::InvalidReference, "attempting to make a BaseVectorHolder<T> from a RefProd<C>.\n");
return std::unique_ptr<BaseVectorHolder<T> >();
}
};
template <typename C, typename T>
struct HolderToVectorTrait<T, RefProd<C> > {
typedef RefProdHolderToVector<T> type;
};
struct RefProdRefHolderToRefVector {
static std::unique_ptr<RefVectorHolderBase> makeVectorHolder() {
Exception::throwThis(errors::InvalidReference, "attempting to make a BaseVectorHolder<T> from a RefProd<C>.\n");
return std::unique_ptr<RefVectorHolderBase>();
}
};
template <typename C>
struct RefHolderToRefVectorTrait<RefProd<C> > {
typedef RefProdRefHolderToRefVector type;
};
} // namespace reftobase
} // namespace edm
#endif
#endif
#endif
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