CountryCode.h

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#ifndef ZYPP_COUNTRYCODE_H
#define ZYPP_COUNTRYCODE_H

#include <iosfwd>
#include <string>

#include "zypp/base/PtrTypes.h"

namespace zypp
{ 

  class CountryCode;
  inline bool operator==( const CountryCode & lhs, const CountryCode & rhs );
  inline bool operator!=( const CountryCode & lhs, const CountryCode & rhs );

  //
  //    CLASS NAME : CountryCode
  //
  class CountryCode
  {
    friend std::ostream & operator<<( std::ostream & str, const CountryCode & obj );

  public:
    class Impl;

  public:
    CountryCode();

    explicit
    CountryCode( const std::string & code_r );

    ~CountryCode();

  public:

    static const CountryCode noCode;

  public:
    std::string code() const;

    std::string name() const;

    bool hasCode() const
    { return *this != noCode; }

  private:
    RW_pointer<Impl> _pimpl;
  };

  inline std::ostream & operator<<( std::ostream & str, const CountryCode & obj )
  { return str << obj.code(); }

  inline bool operator==( const CountryCode & lhs, const CountryCode & rhs ) {
    return( lhs.code() == rhs.code() );
  }
  inline bool operator==( const std::string & lhs, const CountryCode & rhs ) {
    return( lhs == rhs.code() );
  }
  inline bool operator==( const CountryCode & lhs, const std::string & rhs ) {
    return( lhs.code() == rhs );
  }

  inline bool operator!=( const CountryCode & lhs, const CountryCode & rhs ) {
    return( ! operator==( lhs, rhs ) );
  }
  inline bool operator!=( const std::string & lhs, const CountryCode & rhs ) {
    return( ! operator==( lhs, rhs ) );
  }
  inline bool operator!=( const CountryCode & lhs, const std::string & rhs ) {
    return( ! operator==( lhs, rhs ) );
  }

} // namespace zypp

namespace std
{ 

  template<>
    inline bool less<zypp::CountryCode>::operator()( const zypp::CountryCode & lhs, const zypp::CountryCode & rhs ) const
    { return lhs.code() < rhs.code(); }
} // namespace std
#endif // ZYPP_COUNTRYCODE_H