EDAnalyzerWrapper.h

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#ifndef PhysicsTools_UtilAlgos_interface_EDAnalyzerWrapper_h
#define PhysicsTools_UtilAlgos_interface_EDAnalyzerWrapper_h
 
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EDAnalyzer.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "CommonTools/UtilAlgos/interface/TFileService.h"
 
namespace edm {
 
  template <class T>
  class AnalyzerWrapper : public EDAnalyzer {
  public:
    AnalyzerWrapper(const edm::ParameterSet& cfg);
    ~AnalyzerWrapper() override{};
    void beginJob() override { analyzer_->beginJob(); }
    void analyze(edm::Event const& event, const edm::EventSetup& eventSetup) override { analyzer_->analyze(event); }
    void endJob() override { analyzer_->endJob(); }
 
  protected:
    std::shared_ptr<T> analyzer_;
  };
 
  template <class T>
  AnalyzerWrapper<T>::AnalyzerWrapper(const edm::ParameterSet& cfg) {
    // defined TFileService
    edm::Service<TFileService> fileService;
    // create analysis class of type BasicAnalyzer
    analyzer_ = std::shared_ptr<T>(new T(cfg, fileService->tFileDirectory(), consumesCollector()));
  }
 
}  // namespace edm
 
#endif