HLTrigReport.h

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#ifndef HLTrigReport_h
#define HLTrigReport_h

#include <string>
#include <vector>

#include "DataFormats/Common/interface/TriggerResults.h"
#include "FWCore/Common/interface/TriggerNames.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "HLTrigger/HLTcore/interface/HLTConfigProvider.h"

//
// class declaration
//

class HLTrigReport : public edm::one::EDAnalyzer<edm::one::WatchRuns,edm::one::WatchLuminosityBlocks> {
   private:
      enum ReportEvery {
        NEVER       = 0,
        EVERY_EVENT = 1,
        EVERY_LUMI  = 2,
        EVERY_RUN   = 3,
        EVERY_JOB   = 4
      };

   public:
      explicit HLTrigReport(const edm::ParameterSet&);
      ~HLTrigReport() override;
      static void fillDescriptions(edm::ConfigurationDescriptions & descriptions);

      static
      ReportEvery decode(const std::string & value);

      void beginJob() override;
      void endJob() override;

      void beginRun(edm::Run const &, edm::EventSetup const&) override;
      void endRun(edm::Run const &, edm::EventSetup const&) override;

      void beginLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&) override;
      void endLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&) override;

      void analyze(const edm::Event&, const edm::EventSetup&) override;

      void reset(bool changed = false);     // reset all counters

      // names and event counts
      const std::vector<std::string>& streamNames() const;
      const std::vector<std::string>& datasetNames() const;
      const std::vector<unsigned int>& streamCounts() const;
      const std::vector<unsigned int>& datasetCounts() const;

   private:
      void dumpReport(std::string const & header = std::string());

      edm::InputTag hlTriggerResults_;      // Input tag for TriggerResults
      edm::EDGetTokenT<edm::TriggerResults> hlTriggerResultsToken_;
      bool          configured_;            // is HLTConfigProvider configured ?

      unsigned int  nEvents_;               // number of events processed
      unsigned int  nWasRun_;               // # where at least one HLT was run
      unsigned int  nAccept_;               // # of accepted events
      unsigned int  nErrors_;               // # where at least one HLT had error

      std::vector<unsigned int> hlWasRun_;  // # where HLT[i] was run
      std::vector<unsigned int> hltL1s_;    // # of events after L1 seed
      std::vector<unsigned int> hltPre_;    // # of events after HLT prescale
      std::vector<unsigned int> hlAccept_;  // # of events accepted by HLT[i]
      std::vector<unsigned int> hlAccTot_;  // # of events accepted by HLT[0] OR ... OR HLT[i]
      std::vector<unsigned int> hlErrors_;  // # of events with error in HLT[i]

      std::vector<int> posL1s_;             // pos # of last L1 seed
      std::vector<int> posPre_;             // pos # of last HLT prescale
      std::vector<std::string>  hlNames_;   // name of each HLT algorithm

      std::vector<std::vector<unsigned int> > hlIndex_;        // hlIndex_[ds][p] stores the hlNames_ index of the p-th path of the ds-th dataset 
      std::vector<std::vector<unsigned int> > hlAccTotDS_;     // hlAccTotDS_[ds][p] stores the # of accepted events by the 0-th to p-th paths in the ds-th dataset 
      std::vector<unsigned int>               hlAllTotDS_;     // hlAllTotDS_[ds] stores the # of accepted events in the ds-th dataset
      std::vector<std::string> datasetNames_;                  // list of dataset names
      std::vector<std::vector<std::string> > datasetContents_; // list of path names for each dataset
      bool isCustomDatasets_;                                  // true if the user overwrote the dataset definitions of the provenance with the CustomDatasets parameter
      std::vector<std::vector<unsigned int> > dsIndex_;        // dsIndex_[s][ds] stores the datasetNames_ index of the ds-th dataset of the s-th stream 
      std::vector<std::vector<unsigned int> > dsAccTotS_;      // dsAccTotS_[s][ds] stores the # of accepted events by the 0-th to ds-th dataset in the s-th stream 
      std::vector<unsigned int>               dsAllTotS_;      // dsAllTotS_[s] stores the # of accepted events in the s-th stream
      std::vector<std::string> streamNames_;                   // list of stream names
      std::vector<std::vector<std::string> > streamContents_;  // list of dataset names for each stream
      bool isCustomStreams_;                                   // true if the user overwrote the stream definitions of the provenance with the CustomSterams parameter
      std::string refPath_;                                    // name of the reference path for rate calculation
      unsigned int refIndex_;                                   // index of the reference path for rate calculation
      double refRate_;                                         // rate of the reference path, the rate of all other paths will be normalized to this

      const ReportEvery reportBy_;          // dump report for every never/event/lumi/run/job
      const ReportEvery resetBy_;           // reset counters  every never/event/lumi/run/job
      const ReportEvery serviceBy_;         // call to service every never/event/lumi/run/job
      HLTConfigProvider hltConfig_;         // to get configuration for L1s/Pre
};

#endif //HLTrigReport_h