DescriptionList.h

// -*- C++ -*-
//
// DescriptionList.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2019 Leif Lonnblad
//
// ThePEG is licenced under version 3 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef ThePEG_DescriptionList_H
#define ThePEG_DescriptionList_H
// This is the declaration of the DescriptionList class.
 
#include "ThePEG/Config/ThePEG.h"
#include "ClassDescription.fh"
 
namespace ThePEG {
 
class DescriptionList {
 
public:
 
#ifndef THEPEG_DYNAMIC_TYPE_INFO_BUG
  typedef map<const type_info *, ClassDescriptionBase *> DescriptionMap;
#else
  typedef map<string, ClassDescriptionBase *> DescriptionMap;
#endif
 
  typedef map<string, ClassDescriptionBase *> StringMap;
 
public:
 
  static void Register(ClassDescriptionBase &);
 
  static inline const ClassDescriptionBase * find(const type_info & ti) {
#ifndef THEPEG_DYNAMIC_TYPE_INFO_BUG
    DescriptionMap::const_iterator it =  descriptionMap().find(&ti);
#else
    DescriptionMap::const_iterator it =  descriptionMap().find(ti.name());
#endif
    if ( it == descriptionMap().end() ) return 0;
    return (*it).second;
  }
 
  static string className(const type_info & ti);
 
  static int version(const type_info & ti);
 
  static string library(const type_info & ti);
 
  static inline const ClassDescriptionBase * find(const string & name) {
    StringMap::const_iterator it =  stringMap().find(name);
    if ( it == stringMap().end() ) return 0;
    return it->second;
  }
 
  static inline const DescriptionMap & all() { return descriptionMap(); }
 
  static void printHierarchies(ostream & os);
 
protected:
 
  static void hookup();
 
  static void insert(ClassDescriptionBase & pb);
 
  static DescriptionMap & descriptionMap();
 
  static StringMap & stringMap();
 
};
 
}
 
#endif /* ThePEG_DescriptionList_H */