Agent.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2004 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/More/MEAL/MEAL/Agent.h
 
#ifndef __MEAL_Agent_H
#define __MEAL_Agent_H
 
#include "Registry.h"
#include "Reference.h"
 
namespace MEAL {
 
  class Function;
 
  class Agent : public Reference::Able {
 
  public:
 
    virtual ~Agent () { }
 
    virtual std::string get_name () = 0;
 
    virtual Function* new_Function () = 0;
 
  protected:
 
    friend class Function;
 
  };
 
 
 
  template<class Type>
  class Advocate : public Agent
  {
    
  public:
 
    Advocate () { instance = new Type; }
    
    template<typename Arg>
    Advocate (const Arg& arg) { instance = new Type (arg); }
 
    std::string get_name () { return instance->get_name(); }
 
    Function* new_Function () { return instance->clone(); }
 
    private:
 
    Type* instance;
 
  };
 
}
 
#endif