EDAnalyzerWrapper.h

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#ifndef PhysicsTools_UtilAlgos_interface_EDAnalyzerWrapper_h
#define PhysicsTools_UtilAlgos_interface_EDAnalyzerWrapper_h

#include <boost/shared_ptr.hpp>

#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:
    boost::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_ = boost::shared_ptr<T>( new T( cfg, fileService->tFileDirectory(), consumesCollector()) );
  }

}

#endif