DerivedNode.hpp

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/*
---------------------------------------------------------------------------

    This file is part of uHAL.

    uHAL is a hardware access library and programming framework
    originally developed for upgrades of the Level-1 trigger of the CMS
    experiment at CERN.

    uHAL is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    uHAL is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with uHAL.  If not, see <http://www.gnu.org/licenses/>.


      Andrew Rose, Imperial College, London
      email: awr01 <AT> imperial.ac.uk

      Marc Magrans de Abril, CERN
      email: marc.magrans.de.abril <AT> cern.ch

---------------------------------------------------------------------------
*/

#ifndef _uhal_DerivedNode_hpp_
#define _uhal_DerivedNode_hpp_

#include "uhal/Node.hpp"

#include <boost/static_assert.hpp>


#define UHAL_REGISTER_DERIVED_NODE( classname ) \
  uhal::RegistrationHelper< classname > classname##RegistrationHelper( #classname ); \
  uhal::Node* classname::clone() const \
  { \
    return new classname ( static_cast<const classname&> ( *this ) ); \
  }


#define UHAL_DERIVEDNODE(DerivedType) \
private: \
  BOOST_STATIC_ASSERT(( boost::is_base_of<Node, uhal::Node>::value )); \
protected: \
  virtual uhal::Node* clone() const;

  
namespace uhal
{

  template< typename T >
  struct RegistrationHelper
  {
    RegistrationHelper ( const std::string& aDerivedClassName );
  };
  
}

#include "uhal/TemplateDefinitions/DerivedNode.hxx"

#endif