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#ifndef CondCore_HDF5ESSource_HDF5ProductResolver_h
#define CondCore_HDF5ESSource_HDF5ProductResolver_h
// -*- C++ -*-
//
// Package: CondCore/HDF5ESSource
// Class : HDF5ProductResolver
//
/**\class HDF5ProductResolver HDF5ProductResolver.h "HDF5ProductResolver.h"
Description: [one line class summary]
Usage:
<usage>
*/
//
// Original Author: Christopher Jones
// Created: Tue, 20 Jun 2023 13:52:57 GMT
//
// system include files
// user include files
#include "FWCore/Framework/interface/ESSourceProductResolverBase.h"
#include "CondFormats/SerializationHelper/interface/SerializationHelperBase.h"
#include "Record.h"
#include "DataProduct.h"
#include "h5_File.h"
#include "Compression.h"
// forward declarations
namespace edm {
class SerialTaskQueue;
}
class HDF5ProductResolver : public edm::eventsetup::ESSourceProductResolverBase {
public:
HDF5ProductResolver(edm::SerialTaskQueue* iQueue,
std::unique_ptr<cond::serialization::SerializationHelperBase>,
cms::h5::File const* iFile,
std::string const& iFileName,
cond::hdf5::Compression iCompression,
cond::hdf5::Record const* iRecord,
cond::hdf5::DataProduct const* iDataProduct);
~HDF5ProductResolver() override;
HDF5ProductResolver(const HDF5ProductResolver&) = delete; // stop default
const HDF5ProductResolver& operator=(const HDF5ProductResolver&) = delete; // stop default
private:
void prefetchAsyncImpl(edm::WaitingTaskHolder iTask,
edm::eventsetup::EventSetupRecordImpl const& iES,
edm::eventsetup::DataKey const& iKey,
edm::EventSetupImpl const*,
edm::ServiceToken const&,
edm::ESParentContext const&) noexcept final;
void invalidateCache() final;
void prefetch(edm::eventsetup::DataKey const& iKey, edm::EventSetupRecordDetails) final;
void const* getAfterPrefetchImpl() const final;
std::ptrdiff_t indexForInterval(edm::ValidityInterval const& iIOV) const;
void readFromHDF5api(std::ptrdiff_t iIndex);
void threadFriendlyPrefetch(uint64_t iFileOffset,
std::size_t iStorageSize,
std::size_t iMemSize,
const std::string& iType);
std::vector<char> decompress_zlib(std::vector<char>, std::size_t iMemSize) const;
std::vector<char> decompress_lzma(std::vector<char>, std::size_t iMemSize) const;
// ---------- member data --------------------------------
edm::SerialTaskQueue* queue_;
cond::serialization::unique_void_ptr data_;
std::unique_ptr<cond::serialization::SerializationHelperBase> helper_;
cms::h5::File const* file_;
std::string fileName_;
cond::hdf5::Record const* record_;
cond::hdf5::DataProduct const* dataProduct_;
cond::hdf5::Compression compression_;
//temporaries
uint64_t fileOffset_;
std::string type_;
std::size_t storageSize_;
std::size_t memSize_;
std::exception_ptr exceptPtr_;
};
#endif
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