StringMap.h

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#ifndef DataFormats_PatCandidates_StringMap_h
#define DataFormats_PatCandidates_StringMap_h

#include <string>
#include <vector>
#include <algorithm>  // for std::pair

class StringMap {
public:
  typedef std::pair<std::string, int32_t> value_type;
  typedef std::vector<value_type> vector_type;
  typedef vector_type::const_iterator const_iterator;

  void add(const std::string &string, int32_t value);
  void sort();
  void clear();

  int32_t operator[](const std::string &string) const;

  const std::string &operator[](int32_t number) const;

  const_iterator find(const std::string &string) const;
  const_iterator find(int32_t number) const;

  const_iterator begin() const { return entries_.begin(); }
  const_iterator end() const { return entries_.end(); }

  size_t size() const { return entries_.size(); }
  class MatchByString {
  public:
    MatchByString() {}
    //MatchByString(const std::string &string) : string_(string) {}
    bool operator()(const value_type &val, const std::string &string) const { return val.first < string; }
    //bool operator()(const value_type &val) const { return string_ == val.first; }
  private:
    //const std::string &string_;
  };
  class MatchByNumber {
  public:
    MatchByNumber(int32_t number) : number_(number) {}
    bool operator()(const value_type &val) const { return number_ == val.second; }

  private:
    int32_t number_;
  };

private:
  std::vector<std::pair<std::string, int32_t> > entries_;
};

#endif