PSetNTuple Class Reference

#include <NanoAODRNTuples.h>

Public Member Functions
void	fill (edm::pset::Registry *pset, TFile &file)
void	finalizeWrite ()
	PSetNTuple ()=default

Private Member Functions
void	createFields (TFile &file)

Private Attributes
std::shared_ptr< RNTupleCollectionWriter >	m_collection
std::unique_ptr< RNTupleWriter >	m_ntuple
RNTupleFieldPtr< std::string >	m_psetBlob
RNTupleFieldPtr< std::string >	m_psetId

Detailed Description

Definition at line 58 of file NanoAODRNTuples.h.

Constructor & Destructor Documentation

PSetNTuple()

PSetNTuple::PSetNTuple ( )

default

Member Function Documentation

createFields()

void PSetNTuple::createFields ( TFile &  file )

private

Definition at line 82 of file NanoAODRNTuples.cc.

References geometryDiff::file, edm::poolNames::idToParameterSetBlobsBranchName(), m_collection, m_ntuple, m_psetBlob, m_psetId, MakeRNTupleWriter, ReggeGribovPartonMC_EposLHC_2760GeV_PbPb_cfi::model, eostools::move(), AlcaSiPixelAliHarvester0T_cff::options, and edm::poolNames::parameterSetsTreeName().

Referenced by fill().

                                         {
  // use a collection to emulate std::pair
  auto pairModel = RNTupleModel::Create();
  m_psetId = RNTupleFieldPtr<std::string>("first", "", *pairModel);
  m_psetBlob = RNTupleFieldPtr<std::string>("second", "", *pairModel);
  auto model = RNTupleModel::Create();
  m_collection = model->MakeCollection(edm::poolNames::idToParameterSetBlobsBranchName(), std::move(pairModel));
  // TODO use Append when we bump our RNTuple version
  RNTupleWriteOptions options;
  options.SetCompression(file.GetCompressionSettings());
  m_ntuple = MakeRNTupleWriter(std::move(model),
                               std::make_unique<RPageSinkFile>(edm::poolNames::parameterSetsTreeName(), file, options));
}

fill()

void PSetNTuple::fill	(	edm::pset::Registry *	pset,
		TFile &	file
	)

Definition at line 96 of file NanoAODRNTuples.cc.

References createFields(), Exception, geometryDiff::file, RNTupleFieldPtr< T >::fill(), m_collection, m_ntuple, m_psetBlob, m_psetId, and muonDTDigis_cfi::pset.

Referenced by NanoAODRNTupleOutputModule::writeProvenance().

                                                        {
  if (!pset) {
    throw cms::Exception("LogicError", "null edm::pset::Registry::Instance pointer");
  }
  if (!m_ntuple) {
    createFields(file);
  }
  for (const auto& ps : *pset) {
    std::ostringstream oss;
    oss << ps.first;
    m_psetId.fill(oss.str());
    m_psetBlob.fill(ps.second.toString());
    m_collection->Fill();
    m_ntuple->Fill();
  }
}

finalizeWrite()

void PSetNTuple::finalizeWrite

(

)

Definition at line 113 of file NanoAODRNTuples.cc.

References m_ntuple.

Referenced by NanoAODRNTupleOutputModule::writeProvenance().

{ m_ntuple.reset(); }

Member Data Documentation

m_collection

std::shared_ptr<RNTupleCollectionWriter> PSetNTuple::m_collection

private

Definition at line 76 of file NanoAODRNTuples.h.

Referenced by createFields(), and fill().

m_ntuple

std::unique_ptr<RNTupleWriter> PSetNTuple::m_ntuple

private

Definition at line 80 of file NanoAODRNTuples.h.

Referenced by createFields(), fill(), and finalizeWrite().

m_psetBlob

RNTupleFieldPtr<std::string> PSetNTuple::m_psetBlob

private

Definition at line 79 of file NanoAODRNTuples.h.

Referenced by createFields(), and fill().

m_psetId

RNTupleFieldPtr<std::string> PSetNTuple::m_psetId

private

Definition at line 78 of file NanoAODRNTuples.h.

Referenced by createFields(), and fill().