HLTDoublet.h

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#ifndef HLTDoublet_h
#define HLTDoublet_h

#include "DataFormats/Common/interface/Ref.h"
#include "HLTrigger/HLTcore/interface/HLTFilter.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include<string>
#include<vector>
namespace trigger {
  class TriggerFilterObjectWithRefs;
}

//
// class declaration
//

template<typename T1, typename T2>
class HLTDoublet : public HLTFilter {

   public:

      explicit HLTDoublet(const edm::ParameterSet&);
      ~HLTDoublet() override;
      static void fillDescriptions(edm::ConfigurationDescriptions & descriptions);
      bool hltFilter(edm::Event&, const edm::EventSetup&, trigger::TriggerFilterObjectWithRefs & filterproduct) const override;

   private:
      // configuration
      const std::vector<edm::InputTag> originTag1_;     // input tag identifying originals 1st product
      const std::vector<edm::InputTag> originTag2_;     // input tag identifying originals 2nd product
      const edm::InputTag inputTag1_;                   // input tag identifying filtered 1st product
      const edm::InputTag inputTag2_;                   // input tag identifying filtered 2nd product
      const edm::EDGetTokenT<trigger::TriggerFilterObjectWithRefs> inputToken1_;
      const edm::EDGetTokenT<trigger::TriggerFilterObjectWithRefs> inputToken2_;
      const int    triggerType1_;
      const int    triggerType2_;
      const double min_Dphi_,max_Dphi_;                 // Delta phi window
      const double min_Deta_,max_Deta_;                 // Delta eta window
      const double min_Minv_,max_Minv_;                 // Minv(1,2) window
      const double min_DelR_,max_DelR_;                 // Delta R window
      const double min_Pt_  ,max_Pt_;                   // Pt(1,2) window
      const int    min_N_;                              // number of pairs passing cuts required

      // calculated from configuration in c'tor
      const bool   same_;                                       // 1st and 2nd product are one and the same
      const bool   cutdphi_,cutdeta_,cutminv_,cutdelr_,cutpt_;  // cuts are on=true or off=false

      //
      typedef std::vector<T1> T1Collection;
      typedef edm::Ref<T1Collection> T1Ref;
      typedef std::vector<T2> T2Collection;
      typedef edm::Ref<T2Collection> T2Ref;

};

#endif //HLTDoublet_h