GenericAnnotation.h

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// Copyright 2002-2013 CEA LIST
// SPDX-FileCopyrightText: 2022 CEA LIST <gael.de-chalendar@cea.fr>
//
// SPDX-License-Identifier: MIT
 
#ifndef LIMA_ANNOTATIONGRAPHS_GENERICANNOTATION_H
#define LIMA_ANNOTATIONGRAPHS_GENERICANNOTATION_H
 
#include <iostream>
#include <boost/any.hpp>
 
namespace Lima {
namespace Common {
namespace AnnotationGraphs {
 
class GenericAnnotation
{
public:
  GenericAnnotation() {}
  GenericAnnotation(const GenericAnnotation& ga) : m_annot(ga.m_annot) {}
  template<typename ValueType> GenericAnnotation(const ValueType & v) : m_annot(v) {}
  GenericAnnotation& operator=(const GenericAnnotation& ga) 
  { 
    m_annot = ga.m_annot;
    return  *this; 
  }
  template<typename ValueType> GenericAnnotation& operator=(const ValueType &v) 
  { 
    m_annot = v;
    return *this; 
  }
  virtual ~GenericAnnotation() {}
 
  template<typename ValueType> ValueType * pointerValue()
  {
    return boost::any_cast<ValueType>(&m_annot);
  }
 
  template<typename ValueType> const ValueType * pointerValue() const
  {
    return boost::any_cast<ValueType>(&m_annot);
  }
 
  template<typename ValueType> ValueType  value() const
  {
    return boost::any_cast<ValueType>(m_annot);
  }
 
private:
  boost::any m_annot;
};
 
template<typename ValueType> std::ostream& operator<<(std::ostream& os, const GenericAnnotation& ga)
{
  os << ga.value<ValueType>();
  return os;
}
 
 
} // closing namespace AnnotationGraphs
} // closing namespace Common
} // closing namespace Lima
 
#endif // LIMA_ANNOTATIONGRAPHS_GENERICANNOTATION_H