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#ifndef PARTICLEFILTRATIONDECISION_H_
#define PARTICLEFILTRATIONDECISION_H_
#include <string>
#include <vector>
#include "DataFormats/Common/interface/Ref.h"
#include "DataFormats/Common/interface/RefProd.h"
#include "DataFormats/Common/interface/RefVector.h"
#include "DataFormats/Common/interface/RefToBase.h"

namespace pftools {

  /**
 * @class ParticleFiltrationDecision
 * @brief Articulates the decision of the ParticleFilter in RecoParticleFlow/PFAnalyses.
 *
 * Despite its generic name, it is currently only suitable for testbeam analysis and
 * particle gun use. To be reworked for collisions.
 *
 * @author 	Jamie Ballin
 * @since 	CMSSW 31X
 * @date 	Added July 2009
 *
 */
  class ParticleFiltrationDecision {
  public:
    ParticleFiltrationDecision() {}
    virtual ~ParticleFiltrationDecision() {}

    /* Bit field to contain user-defined vetos */
    char vetosPassed_;

    /*User-defined string representing who made this */
    std::string filtrationProvenance_;

    enum TestbeamParticle { PION, PROTON_KAON, PROTON, KAON, ELECTRON, MUON, NOISE, OTHER };

    /* This event contains a clean... */
    TestbeamParticle type_;
  };

  //Usual framework & EDM incantations
  typedef std::vector<pftools::ParticleFiltrationDecision> ParticleFiltrationDecisionCollection;

  typedef edm::Ref<ParticleFiltrationDecisionCollection> ParticleFiltrationDecisionRef;
  typedef edm::RefProd<ParticleFiltrationDecisionCollection> ParticleFiltrationDecisionRefProd;
  typedef edm::RefVector<ParticleFiltrationDecisionCollection> ParticleFiltrationDecisionRefVector;
  typedef ParticleFiltrationDecisionRefVector::iterator particleFiltrationDecision_iterator;
  typedef edm::RefToBase<pftools::ParticleFiltrationDecision> ParticleFiltrationDecisionBaseRef;

}  // namespace pftools

#endif /* PARTICLEFILTRATIONDECISION_H_ */