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#ifndef FWCore_Framework_stream_CacheContexts_h
#define FWCore_Framework_stream_CacheContexts_h
// -*- C++ -*-
//
// Package: FWCore/Framework
// Class : CacheContexts
//
/**\class edm::stream::CacheContexts CacheContexts.h "FWCore/Framework/interface/stream/CacheContexts.h"
Description: Helper class used to identify the caches requested by a module
Usage:
<usage>
*/
//
// Original Author: Chris Jones
// Created: Fri, 02 Aug 2013 00:17:38 GMT
//
// system include files
// user include files
#include "FWCore/Framework/interface/InputProcessBlockCacheImpl.h"
#include "FWCore/Framework/interface/moduleAbilities.h"
// forward declarations
namespace edm {
namespace stream {
namespace impl {
struct Last {};
template <typename T, typename... U>
struct AbilityToCache : public AbilityToCache<U...> {};
template <typename G, typename... U>
struct AbilityToCache<GlobalCache<G>, U...> : public AbilityToCache<U...> {
using GlobalCache = G;
};
template <typename... CacheTypes, typename... U>
struct AbilityToCache<InputProcessBlockCache<CacheTypes...>, U...> : public AbilityToCache<U...> {
using InputProcessBlockCache = edm::impl::InputProcessBlockCacheImpl<CacheTypes...>;
};
template <typename R, typename... U>
struct AbilityToCache<RunCache<R>, U...> : public AbilityToCache<U...> {
using RunCache = R;
};
template <typename L, typename... U>
struct AbilityToCache<LuminosityBlockCache<L>, U...> : public AbilityToCache<U...> {
using LuminosityBlockCache = L;
};
template <typename R, typename... U>
struct AbilityToCache<RunSummaryCache<R>, U...> : public AbilityToCache<U...> {
using RunSummaryCache = R;
};
template <typename L, typename... U>
struct AbilityToCache<LuminosityBlockSummaryCache<L>, U...> : public AbilityToCache<U...> {
using LuminosityBlockSummaryCache = L;
};
template <>
struct AbilityToCache<Last> {
using GlobalCache = void;
using InputProcessBlockCache = void;
using RunCache = void;
using LuminosityBlockCache = void;
using RunSummaryCache = void;
using LuminosityBlockSummaryCache = void;
};
} // namespace impl
template <typename... T>
struct CacheContexts : public impl::AbilityToCache<T..., impl::Last> {};
} // namespace stream
} // namespace edm
#endif
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