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70 lines
1.5 KiB
C++
70 lines
1.5 KiB
C++
/*
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* File: BaseProcessorTaskPolicy.h
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* Author: winckler
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*
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* Created on October 14, 2015, 1:01 PM
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*/
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#ifndef BASEPROCESSORTASKPOLICY_H
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#define BASEPROCESSORTASKPOLICY_H
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#include <type_traits>
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// CRTP base class
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template <typename TDerived >
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class BaseProcessorTaskPolicy
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{
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public:
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BaseProcessorTaskPolicy()
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{}
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virtual ~BaseProcessorTaskPolicy()
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{}
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template<typename C = TDerived>
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auto GetOutputData() -> decltype(static_cast<C*>(this)->GetOutputData() )
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{
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static_assert(std::is_same<C, TDerived>{}, "BaseProcessorTaskPolicy::GetOutputData hack broken");
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return static_cast<TDerived*>(this)->GetOutputData();
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}
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template<typename CONTAINER_TYPE, typename C = TDerived>
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auto ExecuteTask(CONTAINER_TYPE container) -> decltype( static_cast<C*>(this)->ExecuteTask(container) )
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{
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static_assert(std::is_same<C, TDerived>{}, "BaseProcessorTaskPolicy::ExecuteTask hack broken");
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return static_cast<TDerived*>(this)->ExecuteTask(container);
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}
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};
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/*
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// c++14 code only
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// CRTP base class
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template <typename TDerived >
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class BaseProcessorTaskPolicy
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{
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public:
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BaseProcessorTaskPolicy()
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{}
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virtual ~BaseProcessorTaskPolicy()
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{}
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auto GetOutputData()
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{
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return static_cast<TDerived*>(this)->GetOutputData();
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}
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template<typename CONTAINER_TYPE>
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auto ExecuteTask(CONTAINER_TYPE container)
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{
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return static_cast<TDerived*>(this)->ExecuteTask(container);
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}
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};
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*/
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#endif /* BASEPROCESSORTASKPOLICY_H */
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