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//
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// $Id: CandidateSummaryTable.cc,v 1.1.2.1 2009/01/12 22:08:05 gpetrucc Exp $
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//
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/**
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\class pat::CandidateSummaryTable CandidateSummaryTable.h "PhysicsTools/PatAlgos/interface/CandidateSummaryTable.h"
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\brief Produce a summary table of some candidate collections
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FIXME FIXME Move to CandAlgos
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\author Giovanni Petrucciani
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\version $Id: CandidateSummaryTable.cc,v 1.1.2.1 2009/01/12 22:08:05 gpetrucc Exp $
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*/
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#include "FWCore/Framework/interface/EDAnalyzer.h"
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#include "FWCore/Framework/interface/Event.h"
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#include "FWCore/ParameterSet/interface/ParameterSet.h"
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#include "FWCore/ParameterSet/interface/InputTag.h"
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#include "FWCore/MessageService/interface/MessageLogger.h"
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#include <iomanip>
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#include "DataFormats/Common/interface/View.h"
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#include "DataFormats/Candidate/interface/Candidate.h"
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namespace pat {
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class CandidateSummaryTable : public edm::EDAnalyzer {
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public:
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explicit CandidateSummaryTable(const edm::ParameterSet & iConfig);
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~CandidateSummaryTable();
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virtual void analyze(const edm::Event & iEvent, const edm::EventSetup & iSetup);
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virtual void endJob();
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private:
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struct Record {
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edm::InputTag src;
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size_t present, empty, min, max, total;
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Record(edm::InputTag tag) : src(tag), present(0), empty(0), min(0), max(0), total(0) {}
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void update(const edm::View<reco::Candidate> &items) {
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present++;
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size_t size = items.size();
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if (size == 0) {
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empty++;
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} else {
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if (min > size) min = size;
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if (max < size) max = size;
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}
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total += size;
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}
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};
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std::vector<Record> collections_;
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size_t totalEvents_;
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bool perEvent_, perJob_;
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std::string self_, logName_;
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bool dumpItems_;
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};
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} // namespace
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pat::CandidateSummaryTable::CandidateSummaryTable(const edm::ParameterSet & iConfig) :
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totalEvents_(0),
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perEvent_(iConfig.getUntrackedParameter<bool>("perEvent", false)),
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perJob_(iConfig.getUntrackedParameter<bool>("perJob", true)),
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self_(iConfig.getParameter<std::string>("@module_label")),
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logName_(iConfig.getUntrackedParameter<std::string>("logName")),
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dumpItems_(iConfig.getUntrackedParameter<bool>("dumpItems", false))
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{
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std::vector<edm::InputTag> inputs = iConfig.getParameter<std::vector<edm::InputTag> >("candidates");
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for (std::vector<edm::InputTag>::const_iterator it = inputs.begin(); it != inputs.end(); ++it) {
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collections_.push_back(Record(*it));
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}
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}
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pat::CandidateSummaryTable::~CandidateSummaryTable() {
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}
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void
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pat::CandidateSummaryTable::analyze(const edm::Event & iEvent, const edm::EventSetup & iSetup) {
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using namespace edm;
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using std::setw; using std::left; using std::right; using std::setprecision;
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Handle<View<reco::Candidate> > candidates;
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if (perEvent_) {
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LogInfo(logName_) << "Per Event Table " << logName_ <<
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" (" << self_ << ", run:event " << iEvent.id().run() << ":" << iEvent.id().event() << ")";
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}
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totalEvents_++;
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for (std::vector<Record>::iterator it = collections_.begin(), ed = collections_.end(); it != ed; ++it) {
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iEvent.getByLabel(it->src, candidates);
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if (!candidates.failedToGet()) it->update(*candidates);
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if (perEvent_) {
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LogVerbatim(logName_) << " " << setw(30) << left << it->src.encode() << right;
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if (dumpItems_) {
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size_t i = 0;
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std::ostringstream oss;
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for (View<reco::Candidate>::const_iterator cand = candidates->begin(), endc = candidates->end(); cand != endc; ++cand, ++i) {
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oss << " [" << setw(3) << i << "]" <<
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" pt " << setw(7) << setprecision(5) << cand->pt() <<
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" eta " << setw(7) << setprecision(5) << cand->eta() <<
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" phi " << setw(7) << setprecision(5) << cand->phi() <<
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" et " << setw(7) << setprecision(5) << cand->et() <<
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" phi " << setw(7) << setprecision(5) << cand->phi() <<
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" charge " << setw(2) << cand->charge() <<
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" id " << setw(7) << cand->pdgId() <<
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" st " << setw(7) << cand->status() << "\n";
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}
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LogVerbatim(logName_) << oss.str();
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}
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}
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}
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if (perEvent_) LogInfo(logName_) << "" ; // add an empty line
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}
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void
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pat::CandidateSummaryTable::endJob() {
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using std::setw; using std::left; using std::right; using std::setprecision;
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if (perJob_) {
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std::ostringstream oss;
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oss << "Summary Table " << logName_ << " (" << self_ << ", events total " << totalEvents_ << ")\n";
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for (std::vector<Record>::iterator it = collections_.begin(), ed = collections_.end(); it != ed; ++it) {
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oss << " " << setw(30) << left << it->src.encode() << right <<
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" present " << setw(7) << it->present << " (" << setw(4) << setprecision(3) << (it->present*100.0/totalEvents_) << "%)" <<
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" empty " << setw(7) << it->empty << " (" << setw(4) << setprecision(3) << (it->empty*100.0/totalEvents_) << "%)" <<
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" min " << setw(7) << it->min <<
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" max " << setw(7) << it->max <<
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" total " << setw(7) << it->total <<
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" avg " << setw(5) << setprecision(3) << (it->total/double(totalEvents_)) << "\n";
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}
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oss << "\n";
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edm::LogVerbatim(logName_) << oss.str();
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}
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}
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#include "FWCore/Framework/interface/MakerMacros.h"
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using pat::CandidateSummaryTable;
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DEFINE_FWK_MODULE(CandidateSummaryTable);
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