Mirror/FairMQ
1
0
Fork 0
mirror of https://github.com/FairRootGroup/FairMQ.git synced 2025-10-16 01:51:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add CRTP base class for the policies of the generic device

Browse Source
This commit is contained in:
NicolasWinckler
2015-10-14 17:12:19 +02:00
parent 559c7babca
commit 323033c9eb
12 changed files with 341 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
fairmq/devices/BaseSinkPolicy.h Normal file
View File

@@ -0,0 +1,41 @@
/*
* 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 */