FFTJetCorrectionESProducer.h File Reference

#include <sstream>
#include <memory>
#include "Alignment/Geners/interface/CompressedIO.hh"
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ESProductHost.h"
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "FWCore/Utilities/interface/ReusableObjectHolder.h"
#include "CondFormats/JetMETObjects/interface/FFTJetCorrectorParameters.h"
#include "CondFormats/JetMETObjects/interface/FFTJetCorrTypes.h"
#include "JetMETCorrections/FFTJetObjects/interface/FFTJetCorrectorSequenceRcd.h"
#include "JetMETCorrections/FFTJetObjects/interface/FFTJetCorrectorTransientFromJet.h"
#include "JetMETCorrections/FFTJetObjects/interface/FFTJetCorrectorResultFromTransient.h"
#include "JetMETCorrections/FFTJetObjects/interface/FFTJetCorrectorSequence.h"
#include "JetMETCorrections/FFTJetModules/interface/FFTJetESParameterParser.h"

Go to the source code of this file.

Classes
class	FFTJetCorrectionESProducer< CT >

Functions
template<class CorrectorSequence >
static void	buildCorrectorSequence (const FFTJetCorrectorParameters &tablePars, const std::vector< edm::ParameterSet > &sequence, const bool isArchiveCompressed, const bool verbose, CorrectorSequence *ptr)

Function Documentation

buildCorrectorSequence()

template<class CorrectorSequence >

static void buildCorrectorSequence ( const FFTJetCorrectorParameters &  tablePars, const std::vector< edm::ParameterSet > &  sequence, const bool  isArchiveCompressed, const bool  verbose, CorrectorSequence *  ptr  )

static

Definition at line 54 of file FFTJetCorrectionESProducer.h.

References Exception, personalPlayback::level, FFTJetCorrectorParameters::str(), and verbose.

                                                           {
  typedef typename CorrectorSequence::Corrector Corrector;
  typedef typename CorrectorSequence::jet_type jet_type;

  // Load the archive stored in the FFTJetCorrectorParameters object
  std::unique_ptr<gs::StringArchive> ar;
  {
    std::istringstream is(tablePars.str());
    if (isArchiveCompressed)
      ar = gs::read_compressed_item<gs::StringArchive>(is);
    else
      ar = gs::read_item<gs::StringArchive>(is);
  }

  ptr->clear();

  // Go over the parameter sets in the VPSet and
  // configure all correction levels. Add each new
  // level to the sequence.
  const unsigned nLevels = sequence.size();
  for (unsigned lev = 0; lev < nLevels; ++lev)
    ptr->addCorrector(parseFFTJetCorrector<Corrector>(sequence[lev], *ar, verbose));

  // Check for proper level order.
  // Assume that level 0 is special and can happen anywhere.
  unsigned previousLevel = 0;
  for (unsigned lev = 0; lev < nLevels; ++lev) {
    const unsigned level = (*ptr)[lev].level();
    if (level) {
      if (level <= previousLevel)
        throw cms::Exception("FFTJetBadConfig") << "Error in buildCorrectorSequence: "
                                                << "correction levels are out of order\n";
      previousLevel = level;
    }
  }
}