ServiceAbstract.hpp

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#ifndef __STDAIR_SVC_SERVICEABSTRACT_HPP
#define __STDAIR_SVC_SERVICEABSTRACT_HPP

// //////////////////////////////////////////////////////////////////////
// Import section
// //////////////////////////////////////////////////////////////////////
// STL
#include <iosfwd>

namespace stdair {

  class ServiceAbstract {
  public:
    
    virtual ~ServiceAbstract() {}
    
    virtual void toStream (std::ostream& ioOut) const {}

    virtual void fromStream (std::istream& ioIn) {}
    
    // virtual const std::string describe() const = 0;

  protected:
    ServiceAbstract() {}
  };
}

template <class charT, class traits>
inline
std::basic_ostream<charT, traits>&
operator<< (std::basic_ostream<charT, traits>& ioOut,
            const stdair::ServiceAbstract& iService) {
  std::basic_ostringstream<charT,traits> ostr;
  ostr.copyfmt (ioOut);
  ostr.width (0);

  // Fill string stream
  iService.toStream (ostr);

  // Print string stream
  ioOut << ostr.str();

  return ioOut;
}

template <class charT, class traits>
inline
std::basic_istream<charT, traits>&
operator>> (std::basic_istream<charT, traits>& ioIn,
            stdair::ServiceAbstract& ioService) {
  // Fill Service object with input stream
  ioService.fromStream (ioIn);
  return ioIn;
}

#endif // __STDAIR_SVC_SERVICEABSTRACT_HPP