HLTPathStatus.h

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#ifndef DataFormats_Common_HLTPathStatus_h
#define DataFormats_Common_HLTPathStatus_h

#include "DataFormats/Common/interface/HLTenums.h"
#include <cassert>
#include <cstdint>

namespace edm {
  class HLTPathStatus {
  private:
    uint16_t status_;
    // bits 0- 1 (0-    3): HLT state
    // bits 2-16 (0-16383): index of module on path making path decision

  public:
    HLTPathStatus(const hlt::HLTState state = hlt::Ready, const unsigned int index = 0) : status_(index * 4 + state) {
      assert(((int)state) < 4);
      assert(index < 16384);
    }

    hlt::HLTState state() const { return (static_cast<hlt::HLTState>(status_ % 4)); }
    unsigned int index() const { return (static_cast<unsigned int>(status_ / 4)); }
    void reset() { status_ = 0; }

    bool wasrun() const { return (state() != hlt::Ready); }
    bool accept() const { return (state() == hlt::Pass); }
    bool error() const { return (state() == hlt::Exception); }
  };
}  // namespace edm

#endif  // DataFormats_Common_HLTPathStatus_h