ParameterSet.h

// Copyright (C) 1999 Jean-Marc Valin

#ifndef PARAMETERSET_H
#define PARAMETERSET_H

#include "Object.h"
#include <map>
#include <string>
#include "BaseException.h"

namespace FD {

class ParameterSet : public std::map<std::string,std::pair<ObjectRef,bool> > {
public:
   bool exist(const std::string &param) const;

   ObjectRef get(std::string param) const;

   ObjectRef getDefault(std::string param, ObjectRef value);

   void defaultParam(std::string param, ObjectRef value);

   void add(std::string param, ObjectRef value);

   void print(std::ostream &out = std::cerr) const;

   void checkUnused() const;
};

class ParameterException : public BaseException {

public:
   ParameterException(std::string _message, std::string _param_name, ParameterSet _params)
      : param_name(_param_name)
      , params(_params)
      , message(_message)
   {}   
   virtual void print(std::ostream &out = std::cerr) 
   {
      out << message << ": "<< param_name <<std::endl;
      out << "Given parameters are:\n";
      params.print(out);
   }
protected:
   std::string param_name;
   ParameterSet params;
   std::string message;
};

}//end namespace FD
#endif

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