SequentialParallelSuperMng.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 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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/* SequentialParallelSuperMng.h                                (C) 2000-2020 */
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/* Sequential parallelism supervisor.                                        */
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#ifndef ARCANE_IMPL_SEQUENTIALPARALLELSUPERMNGR_H
#define ARCANE_IMPL_SEQUENTIALPARALLELSUPERMNGR_H
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#include "arcane/utils/TraceAccessor.h"
#include "arcane/utils/ScopedPtr.h"
 
#include "arcane/core/AbstractService.h"
#include "arcane/core/ParallelSuperMngDispatcher.h"
 
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namespace Arcane
{
 
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class ARCANE_IMPL_EXPORT SequentialParallelSuperMng
: public AbstractService
, public ParallelSuperMngDispatcher
{
 public:
 
  // Constructs a sequential supervisor linked to the supervisor
  explicit SequentialParallelSuperMng(const ServiceBuildInfo& sbi);
  SequentialParallelSuperMng(const ServiceBuildInfo& sbi, Parallel::Communicator comm);
  ~SequentialParallelSuperMng() override;
 
  void build() override;
  void initialize() override;
  IApplication* application() const override { return m_application; }
  IThreadMng* threadMng() const override { return m_thread_mng; }
  bool isParallel() const override { return false; }
  Int32 commRank() const override { return 0; }
  Int32 commSize() const override { return 0; }
  Int32 traceRank() const override { return 0; }
  void* getMPICommunicator() override { return m_communicator.communicatorAddress(); }
  MP::Communicator communicator() const override { return m_communicator; }
  bool isMasterIO() const override { return true; }
  Integer masterIORank() const override { return 0; }
  Integer nbLocalSubDomain() override { return 1; }
  void barrier() override {}
 
  Ref<IParallelMng> internalCreateWorldParallelMng(Int32 local_rank) override;
  void tryAbort() override;
 
 private:
 
  IApplication* m_application; 
  IThreadMng* m_thread_mng;
  ITimerMng* m_timer_mng;
  ScopedPtrT<ITimerMng> m_owned_timer_mng;
  MP::Communicator m_communicator;
};
 
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} // End namespace Arcane
 
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#endif