ExistsParameter.hxx

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#if !defined(RESIP_EXISTSPARAMETER_HXX)
#define RESIP_EXISTSPARAMETER_HXX 

#include "resip/stack/Parameter.hxx"
#include "rutil/PoolBase.hxx"
#include <iosfwd>

namespace resip
{

class ParseBuffer;

class ExistsParameter : public Parameter
{
   public:
      typedef bool Type;
      
      ExistsParameter(ParameterTypes::Type, ParseBuffer& pb, const std::bitset<256>& terminators);
      explicit ExistsParameter(ParameterTypes::Type type);

      static Parameter* decode(ParameterTypes::Type type, 
                                 ParseBuffer& pb, 
                                 const std::bitset<256>& terminators,
                                 PoolBase* pool)
      {
         return new (pool) ExistsParameter(type, pb, terminators);
      }

      virtual Parameter* clone() const;
      virtual EncodeStream& encode(EncodeStream& stream) const;
      Type& value() {return mValue;}

   private:
      Type mValue;
};

}

#endif

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