ArrayDebugInfo.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2022 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* ArrayDebugInfo.h                                            (C) 2000-2023 */
/*                                                                           */
/* Informations de debug pour les classes tableaux.                          */
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#ifndef ARCCORE_COLLECTIONS_ARRAYDEBUGINFO_H
#define ARCCORE_COLLECTIONS_ARRAYDEBUGINFO_H
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#include "arccore/collections/CollectionsGlobal.h"
 
#include "arccore/base/String.h"
 
#include <atomic>
 
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namespace Arccore
{
 
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/*!
 * \brief Informations de debug pour les classes tableaux.
 *
 * Cette classe utilise un compteur de référence. Toutes les instances
 * doivent donc être allouée dynamiquement.
 */
class ARCCORE_COLLECTIONS_EXPORT ArrayDebugInfo
{
 public:
 
  ArrayDebugInfo() = default;
 
 private:
 
  ~ArrayDebugInfo() = default;
 
 public:
 
  void addReference() { ++m_nb_ref; }
  void removeReference()
  {
    Int32 n = --m_nb_ref;
    if (n == 0)
      delete this;
  }
  void setName(const String& name) { m_name = name; }
  const String& name() const { return m_name; }
 
 private:
 
  std::atomic<Int32> m_nb_ref = 0;
  String m_name;
};
 
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} // namespace Arccore
 
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#endif