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Add CRTP base class for the policies of the generic device

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NicolasWinckler
2015-10-14 17:12:19 +02:00
parent 559c7babca
commit 323033c9eb
12 changed files with 341 additions and 13 deletions
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68
fairmq/devices/BaseSerializationPolicy.h Normal file
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/*
* File: BaseSerializationPolicy.h
* Author: winckler
*
* Created on October 14, 2015, 1:01 PM
*/
#ifndef BASESERIALIZATIONPOLICY_H
#define BASESERIALIZATIONPOLICY_H
#include "FairMQMessage.h"
#include <type_traits>
// CRTP base class
template <typename TDerived >
class BaseSerializationPolicy
{
public:
BaseSerializationPolicy()
{}
virtual ~BaseSerializationPolicy()
{}
template<typename CONTAINER_TYPE, typename C = TDerived>
auto SerializeMsg(CONTAINER_TYPE container) -> decltype(static_cast<C*>(this)->SerializeMsg(container) )
{
static_assert(std::is_same<C, TDerived>{}, "BaseSerializationPolicy::SerializeMsg hack broken");
return static_cast<TDerived*>(this)->SerializeMsg(container);
}
template<typename C = TDerived>
auto SetMessage(FairMQMessage* msg)-> decltype(static_cast<C*>(this)->SetMessage(msg) )
{
static_assert(std::is_same<C, TDerived>{}, "BaseSerializationPolicy::SetMessage hack broken");
return static_cast<TDerived*>(this)->SetMessage(msg);
}
};
/*
// CRTP base class
// c++14 code
template <typename TDerived >
class BaseSerializationPolicy
{
public:
BaseSerializationPolicy()
{}
virtual ~BaseSerializationPolicy()
{}
template<typename CONTAINER_TYPE>
auto SerializeMsg(CONTAINER_TYPE container)
{
return static_cast<TDerived*>(this)->SerializeMsg(container);
}
auto SetMessage(FairMQMessage* msg)
{
return static_cast<TDerived*>(this)->SetMessage(msg);
}
};
*/
#endif /* BASESERIALIZATIONPOLICY_H */