MFEMLinearSolverBase.h

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#ifdef MOOSE_MFEM_ENABLED

#pragma once

#include "MFEMSolverBase.h"
#include "EquationSystem.h"

class MFEMProblemSolve;

namespace Moose::MFEM
{
class LinearSolverBase : public SolverBase
{
public:
  static InputParameters validParams();

  LinearSolverBase(const InputParameters & parameters);

  template <typename T>
  void SetPreconditioner(T & solver);

  LinearSolverBase * GetPreconditioner() { return _preconditioner.get(); }

  virtual void Solve() { mooseError("'solve' method not used in this solver type."); }

protected:
  virtual void UpdateEquationSystemContext() override;

  std::shared_ptr<LinearSolverBase> _preconditioner;

  std::shared_ptr<EquationSystem> _equation_system;

private:
  friend class ::MFEMProblemSolve;
};
} // namespace Moose::MFEM

#endif