UniqueString.h

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#ifndef PhysicsTools_NanoAOD_UniqueString_h
#define PhysicsTools_NanoAOD_UniqueString_h

#include <string>

namespace nanoaod {

  class UniqueString {
  public:
    UniqueString() {}
    UniqueString(const std::string& str) : str_(str) {}
    const std::string& str() const { return str_; }
    bool operator==(const std::string& other) const { return str_ == other; }
    bool operator==(const UniqueString& other) const { return str_ == other.str_; }
    bool isProductEqual(const UniqueString& other) const { return (*this) == other; }

  private:
    std::string str_;
  };

}  // namespace nanoaod

#endif