VariableNTupler Class Reference

#include <VariableNTupler.h>

Inheritance diagram for VariableNTupler:

Public Member Functions
void	callBack ()
void	fill (edm::Event &iEvent) override
uint	registerleaves (edm::ProducesCollector producesCollector) override
	VariableNTupler (const edm::ParameterSet &iConfig)
Public Member Functions inherited from NTupler
	NTupler ()
virtual	~NTupler ()

Protected Types
typedef std::map< std::string, const CachingVariable * >::iterator	iterator

Protected Attributes
double *	dataHolder_
std::map< std::string, const CachingVariable * >	leaves_
bool	ownTheTree_
std::string	treeName_
Protected Attributes inherited from NTupler
TTree *	tree_
bool	useTFileService_

Detailed Description

Definition at line 19 of file VariableNTupler.h.

Member Typedef Documentation

iterator

typedef std::map<std::string, const CachingVariable*>::iterator VariableNTupler::iterator

protected

Definition at line 122 of file VariableNTupler.h.

Constructor & Destructor Documentation

VariableNTupler()

VariableNTupler::VariableNTupler ( const edm::ParameterSet &  iConfig )

inline

Definition at line 21 of file VariableNTupler.h.

References edm::ParameterSet::exists(), edm::ParameterSet::getParameter(), mps_fire::i, leaves_, ownTheTree_, AlCaHLTBitMon_QueryRunRegistry::string, treeName_, parallelization::uint, NTupler::useTFileService_, and findQualityFiles::v.

                                                  {
    ownTheTree_ = false;
    edm::ParameterSet variablePSet = iConfig.getParameter<edm::ParameterSet>("variablesPSet");
    if (variablePSet.getParameter<bool>("allVariables")) {
      VariableHelper::iterator v = edm::Service<VariableHelperService>()->get().begin();
      VariableHelper::iterator v_end = edm::Service<VariableHelperService>()->get().end();
      for (; v != v_end; ++v) {
        leaves_[v->second->name()] = v->second;
      }
    } else {
      std::vector<std::string> leaves = variablePSet.getParameter<std::vector<std::string> >("leaves");
      for (uint i = 0; i != leaves.size(); ++i) {
        leaves_[leaves[i]] = edm::Service<VariableHelperService>()->get().variable(leaves[i]);
      }
    }
    if (variablePSet.exists("useTFileService"))
      useTFileService_ = variablePSet.getParameter<bool>("useTFileService");
    else
      useTFileService_ = iConfig.getParameter<bool>("useTFileService");

    if (useTFileService_) {
      if (variablePSet.exists("treeName"))
        treeName_ = variablePSet.getParameter<std::string>("treeName");
      else
        treeName_ = iConfig.getParameter<std::string>("treeName");
    }
  }

Member Function Documentation

callBack()

void VariableNTupler::callBack ( )

inline

Definition at line 119 of file VariableNTupler.h.

Referenced by CompleteNTupler::fill().

{}

fill()

void VariableNTupler::fill ( edm::Event &  iEvent )

inlineoverridevirtual

Implements NTupler.

Definition at line 94 of file VariableNTupler.h.

References dataHolder_, mps_fire::i, iEvent, leaves_, simpleEdmComparison::lName, eostools::move(), ownTheTree_, python.rootplot.root2matplotlib::replace(), AlCaHLTBitMon_QueryRunRegistry::string, NTupler::tree_, parallelization::uint, and NTupler::useTFileService_.

Referenced by CompleteNTupler::fill().

                                       {
    if (useTFileService_) {
      //fill the data holder
      iterator i = leaves_.begin();
      iterator i_end = leaves_.end();
      uint iInDataHolder = 0;
      for (; i != i_end; ++i, ++iInDataHolder) {
        dataHolder_[iInDataHolder] = (*i->second)(iEvent);
      }
      //fill into root;
      if (ownTheTree_) {
        tree_->Fill();
      }
    } else {
      //other leaves
      iterator i = leaves_.begin();
      iterator i_end = leaves_.end();
      for (; i != i_end; ++i) {
        auto leafValue = std::make_unique<double>((*i->second)(iEvent));
        std::string lName(i->first);
        std::replace(lName.begin(), lName.end(), '_', '0');
        iEvent.put(std::move(leafValue), lName);
      }
    }
  }

registerleaves()

uint VariableNTupler::registerleaves ( edm::ProducesCollector  producesCollector )

inlineoverridevirtual

Implements NTupler.

Definition at line 49 of file VariableNTupler.h.

References dataHolder_, make_classfiles::fs, mps_fire::i, leaves_, simpleEdmComparison::lName, default_text_conditions_cfi::object, ownTheTree_, edm::ProducesCollector::produces(), python.rootplot.root2matplotlib::replace(), AlCaHLTBitMon_QueryRunRegistry::string, NTupler::tree_, treeName_, parallelization::uint, and NTupler::useTFileService_.

Referenced by CompleteNTupler::registerleaves().

                                                                       {
    uint nLeaves = 0;
    if (useTFileService_) {
      //loop the leaves registered
      nLeaves = leaves_.size();
      // make arrays of pointer to the actual values
      dataHolder_ = new double[nLeaves];
      iterator i = leaves_.begin();
      iterator i_end = leaves_.end();
      edm::Service<TFileService> fs;
      if (ownTheTree_) {
        ownTheTree_ = true;
        tree_ = fs->make<TTree>(treeName_.c_str(), "VariableNTupler tree");
      } else {
        TObject* object = fs->file().Get(treeName_.c_str());
        if (!object) {
          ownTheTree_ = true;
          tree_ = fs->make<TTree>(treeName_.c_str(), "VariableNTupler tree");
        } else {
          tree_ = dynamic_cast<TTree*>(object);
          if (!tree_) {
            ownTheTree_ = true;
            tree_ = fs->make<TTree>(treeName_.c_str(), "VariableNTupler tree");
          } else
            ownTheTree_ = false;
        }
      }
      uint iInDataHolder = 0;
      for (; i != i_end; ++i, ++iInDataHolder) {
        tree_->Branch(i->first.c_str(), &(dataHolder_[iInDataHolder]), (i->first + "/D").c_str());
      }
    } else {
      //loop the leaves registered
      iterator i = leaves_.begin();
      iterator i_end = leaves_.end();
      for (; i != i_end; ++i) {
        nLeaves++;
        std::string lName(i->first);
        std::replace(lName.begin(), lName.end(), '_', '0');
        producesCollector.produces<double>(lName).setBranchAlias(i->first);
      }
    }
    return nLeaves;
  }

Member Data Documentation

dataHolder_

double* VariableNTupler::dataHolder_

protected

Definition at line 127 of file VariableNTupler.h.

Referenced by fill(), and registerleaves().

leaves_

std::map<std::string, const CachingVariable*> VariableNTupler::leaves_

protected

Definition at line 123 of file VariableNTupler.h.

Referenced by fill(), registerleaves(), and VariableNTupler().

ownTheTree_

bool VariableNTupler::ownTheTree_

protected

Definition at line 125 of file VariableNTupler.h.

Referenced by fill(), registerleaves(), and VariableNTupler().

treeName_

std::string VariableNTupler::treeName_

protected

Definition at line 126 of file VariableNTupler.h.

Referenced by registerleaves(), and VariableNTupler().