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42 lines
986 B
C++
42 lines
986 B
C++
/*
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* File: BaseSinkPolicy.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 BASESINKPOLICY_H
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#define BASESINKPOLICY_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 BaseSinkPolicy
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{
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public:
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BaseSinkPolicy()
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{}
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virtual ~BaseSinkPolicy()
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{}
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template<typename CONTAINER_TYPE, typename C = TDerived>
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auto AddToFile(CONTAINER_TYPE container) -> decltype(static_cast<C*>(this)->AddToFile(container) )
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{
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static_assert(std::is_same<C, TDerived>{}, "BaseSinkPolicy::AddToFile hack broken");
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return static_cast<TDerived*>(this)->AddToFile(container);
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}
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template<typename C = TDerived>
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auto InitOutputFile() -> decltype(static_cast<C*>(this)->InitOutputFile() )
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{
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static_assert(std::is_same<C, TDerived>{}, "BaseSinkPolicy::InitOutputFile hack broken");
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return static_cast<TDerived*>(this)->InitOutputFile();
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}
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};
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#endif /* BASESINKPOLICY_H */
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