// -*- c++ -*-

#ifndef DAM__FACTORY_TMPL__
#error "This file is included by Factory.hh"
#error "Include that file instead."
#endif


namespace DAM
{
  template <typename FACTORY>
  typename FactoryHolder <FACTORY>::Factory* FactoryHolder <FACTORY>::operator () (Id id)
  {
    Iterator item = Find (id);
    if (item == End ())
      return 0;
    return item -> second;
  }
  
  template <typename FACTORY>
  bool FactoryHolder <FACTORY>::Register (Id id, Factory* factory)
  {
    if (Find (id) != End ())
      return false;
    factories[id] = factory;
    return true;
  }

  template <typename FACTORY>
  bool FactoryHolder <FACTORY>::UnRegister (Id id)
  {
    Iterator item = Find (id);
    if (item == End ())
      return false;
    factories.remove (item);
    return true;
  }

} // end namespace DAM