IntegrationExtension.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2008 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/Base/Classes/Pulsar/IntegrationExtension.h
 
#ifndef __Pulsar_Integration_Extension_h
#define __Pulsar_Integration_Extension_h
 
#include "Pulsar/Integration.h"
#include "TextInterface.h"
#include "extutil.h"
 
namespace Pulsar
{
  class Integration::Extension : public Reference::Able
  {
  public:

    Extension (const char* name);

    virtual ~Extension ();
    
    virtual Extension* clone () const = 0;
    
    virtual TextInterface::Parser* get_interface () { return 0; }
    
    virtual void integrate (const Integration* subint) { }
      
    virtual void update (const Integration* subint) { }

    std::string get_extension_name () const;
    
    virtual std::string get_short_name () const;

    static Extension* factory (const std::string& name);

    template<typename T>
    class Interface : public TextInterface::To<T>
    {
      std::string get_interface_name() const
      { return this->instance->get_short_name(); }
    };
    
  protected:
    
    std::string extension_name;
    
    const Archive* get_parent (const Integration* subint) const;
  };

  template<class T>
  const T* Integration::get () const
  {
    return get_ext<const T> (this, "Pulsar::Integration::get<Ext>", verbose);
  }

  template<class T>
  T* Integration::get ()
  {
    return get_ext<T> (this, "Pulsar::Integration::get<Ext>", verbose);
  }

  template<class T>
  T* Integration::getadd ()
  {
    T* ext = get<T>();
    if (ext)
      return ext;
 
    Reference::To<T> add_ext = new T;
    add_extension (add_ext);
    return add_ext;
  }
}
 
#endif