decayParser.h

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#ifndef CANDCOMBINER_DECAYPARSER_H
#define CANDCOMBINER_DECAYPARSER_H
// -*- C++ -*-
//
// Package:     CandCombiner
// Class  :     decayParser
//
//
// Original Author:
//         Created:  Sun Aug  7 20:26:36 EDT 2005
// $Id: decayParser.h,v 1.2 2009/05/08 12:54:34 llista Exp $
//

// system include files

// user include files
#include <vector>
#include <iostream>
#include <string>
#include "FWCore/Utilities/interface/InputTag.h"

// forward declarations

namespace cand {
  namespace parser {
    struct ConjInfo {
      enum Mode { kPrimary, kBar, kPlus, kMinus } mode_;
      edm::InputTag tag_;
      ConjInfo(const std::string& tag) : mode_(kPrimary), tag_(tag) {}
      ConjInfo(const char* begin, const char* end) : mode_(kPrimary), tag_(std::string(begin, end)) {}
    };

    inline std::ostream& operator<<(std::ostream& out, const ConjInfo& info) {
      return out << info.tag_.encode() << " "
                 << (0 == info.mode_
                         ? "p"
                         : (info.mode_ == ConjInfo::kBar ? "b" : (info.mode_ == ConjInfo::kPlus ? "+" : "-")));
    }

    bool decayParser(const std::string& iValue, std::vector<ConjInfo>& oStrings);
  }  // namespace parser
}  // namespace cand

#endif /* CANDCOMBINER_DECAYPARSER_H */