Helper.h

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//==========================================================================
//  AIDA Detector description implementation 
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================
#ifndef XML_HELPER_H
#define XML_HELPER_H
 
// Framework include files
#include <XML/XML.h>
#include <DD4hep/Detector.h>
#include <DD4hep/DD4hepUnits.h>
 
namespace dd4hep {
 
  template <typename T>
    T getAttrOrDefault(const dd4hep::xml::Element& e, const dd4hep::xml::XmlChar* attr_name, T default_value)
    {
      return (e.hasAttr(attr_name)) ? e.attr<T>(attr_name) : std::move(default_value);
    }
 
  namespace detail {
 
    static inline std::string _toString(const dd4hep::xml::XmlChar* value) {
      return xml::_toString(value);
    }
 
    template <typename T> inline std::string _toString(T value, const char* fmt) {
      return xml::_toString(value, fmt);
    }
  }
}
 
#endif // XML_HELPER_H