FairMQ/fairmq/devices/BaseSinkPolicy.h
Alexey Rybalchenko e4fed2fa1b Fix copy constructor & assignment operator warning in FairMQChannel
Fix Weffc++ warnings

  - Add missing copy constructors and assignment operators .
  - Hide the warning from FairMQStateMachine.h where it is produced by boost and/or is intended.
  - Some code cleanup.
2016-01-14 14:19:03 +01:00

38 lines
977 B
C++

/*
* File: BaseSinkPolicy.h
* Author: winckler
*
* Created on October 14, 2015, 1:01 PM
*/
#ifndef BASESINKPOLICY_H
#define BASESINKPOLICY_H
#include <type_traits>
// CRTP base class
template <typename TDerived >
class BaseSinkPolicy
{
public:
BaseSinkPolicy() {}
virtual ~BaseSinkPolicy() {}
template<typename CONTAINER_TYPE, typename C = TDerived>
auto AddToFile(CONTAINER_TYPE container) -> decltype(static_cast<C*>(this)->AddToFile(container) )
{
static_assert(std::is_same<C, TDerived>{}, "BaseSinkPolicy::AddToFile hack broken");
return static_cast<TDerived*>(this)->AddToFile(container);
}
template<typename C = TDerived>
auto InitOutputFile() -> decltype(static_cast<C*>(this)->InitOutputFile() )
{
static_assert(std::is_same<C, TDerived>{}, "BaseSinkPolicy::InitOutputFile hack broken");
return static_cast<TDerived*>(this)->InitOutputFile();
}
};
#endif /* BASESINKPOLICY_H */