src/json/visitor.h

/******************************************************************************

Copyright (c) 2009-2010, Terry Caton
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      may be used to endorse or promote products derived from this software 
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#pragma once

#include "elements.h"

namespace json
{


class Visitor
{
public:
   virtual ~Visitor() {}

   virtual void Visit(Array& array) = 0;
   virtual void Visit(Object& object) = 0;
   virtual void Visit(Number& number) = 0;
   virtual void Visit(String& string) = 0;
   virtual void Visit(Boolean& boolean) = 0;
   virtual void Visit(Null& null) = 0;
};

class ConstVisitor
{
public:
   virtual ~ConstVisitor() {}

   virtual void Visit(const Array& array) = 0;
   virtual void Visit(const Object& object) = 0;
   virtual void Visit(const Number& number) = 0;
   virtual void Visit(const String& string) = 0;
   virtual void Visit(const Boolean& boolean) = 0;
   virtual void Visit(const Null& null) = 0;
};


} // End namespace