PhysicsTools/PatUtils/src/StringParserTools.cc - master - githubmirror/cmssw

PhysicsTools/PatUtils/src/StringParserTools.cc
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05 июн 2019, 13:58
05 июн 2019, 13:584bb99cd
#include "PhysicsTools/PatUtils/interface/StringParserTools.h"
#include <typeinfo>

PATStringObjectFunction::PATStringObjectFunction(const std::string &string) : expr_(string) {
  candFunc_ = tryGet<reco::Candidate>(string);
  if (!candFunc_.get()) {
    eleFunc_ = tryGet<pat::Electron>(string);
    muFunc_ = tryGet<pat::Muon>(string);
    tauFunc_ = tryGet<pat::Tau>(string);
    gamFunc_ = tryGet<pat::Photon>(string);
    jetFunc_ = tryGet<pat::Jet>(string);
    metFunc_ = tryGet<pat::MET>(string);
    gpFunc_ = tryGet<pat::GenericParticle>(string);
    pfFunc_ = tryGet<pat::PFParticle>(string);
  }
}

double PATStringObjectFunction::operator()(const reco::Candidate &c) const {
  if (candFunc_.get())
    return (*candFunc_)(c);
  const std::type_info &type = typeid(c);
  if (type == typeid(pat::Electron))
    return tryEval<pat::Electron>(c, eleFunc_);
  else if (type == typeid(pat::Muon))
    return tryEval<pat::Muon>(c, muFunc_);
  else if (type == typeid(pat::Tau))
    return tryEval<pat::Tau>(c, tauFunc_);
  else if (type == typeid(pat::Photon))
    return tryEval<pat::Photon>(c, gamFunc_);
  else if (type == typeid(pat::Jet))
    return tryEval<pat::Jet>(c, jetFunc_);
  else if (type == typeid(pat::MET))
    return tryEval<pat::MET>(c, metFunc_);
  else if (type == typeid(pat::GenericParticle))
    return tryEval<pat::GenericParticle>(c, gpFunc_);
  else if (type == typeid(pat::PFParticle))
    return tryEval<pat::PFParticle>(c, pfFunc_);
  else
    throw cms::Exception("Type Error") << "Cannot evaluate '" << expr_ << "' on an object of unsupported type "
                                       << type.name() << "\n";
}

void PATStringObjectFunction::throwBadType(const std::type_info &ty) const {
  throw cms::Exception("Type Error") << "Expression '" << expr_ << "' can't be evaluated on an object of type "
                                     << ty.name() << "\n(hint: use c++filt to demangle the type name)\n";
}

PATStringCutObjectSelector::PATStringCutObjectSelector(const std::string &string) : expr_(string) {
  candFunc_ = tryGet<reco::Candidate>(string);
  if (!candFunc_.get()) {
    eleFunc_ = tryGet<pat::Electron>(string);
    muFunc_ = tryGet<pat::Muon>(string);
    tauFunc_ = tryGet<pat::Tau>(string);
    gamFunc_ = tryGet<pat::Photon>(string);
    jetFunc_ = tryGet<pat::Jet>(string);
    metFunc_ = tryGet<pat::MET>(string);
    gpFunc_ = tryGet<pat::GenericParticle>(string);
    pfFunc_ = tryGet<pat::PFParticle>(string);
  }
}

bool PATStringCutObjectSelector::operator()(const reco::Candidate &c) const {
  if (candFunc_.get())
    return (*candFunc_)(c);
  const std::type_info &type = typeid(c);
  if (type == typeid(pat::Electron))
    return tryEval<pat::Electron>(c, eleFunc_);
  else if (type == typeid(pat::Muon))
    return tryEval<pat::Muon>(c, muFunc_);
  else if (type == typeid(pat::Tau))
    return tryEval<pat::Tau>(c, tauFunc_);
  else if (type == typeid(pat::Photon))
    return tryEval<pat::Photon>(c, gamFunc_);
  else if (type == typeid(pat::Jet))
    return tryEval<pat::Jet>(c, jetFunc_);
  else if (type == typeid(pat::MET))
    return tryEval<pat::MET>(c, metFunc_);
  else if (type == typeid(pat::GenericParticle))
    return tryEval<pat::GenericParticle>(c, gpFunc_);
  else if (type == typeid(pat::PFParticle))
    return tryEval<pat::PFParticle>(c, pfFunc_);
  else
    throw cms::Exception("Type Error") << "Cannot evaluate '" << expr_ << "' on an object of unsupported type "
                                       << type.name() << "\n";
}

void PATStringCutObjectSelector::throwBadType(const std::type_info &ty) const {
  throw cms::Exception("Type Error") << "Expression '" << expr_ << "' can't be evaluated on an object of type "
                                     << ty.name() << "\n(hint: use c++filt to demangle the type name)\n";
}