SetupPredictorAction.C

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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

// MOOSE includes
#include "SetupPredictorAction.h"
#include "TransientBase.h"
#include "Predictor.h"
#include "Factory.h"
#include "NonlinearSystemBase.h"
#include "FEProblemBase.h"

registerMooseAction("MooseApp", SetupPredictorAction, "setup_predictor");

InputParameters
SetupPredictorAction::validParams()
{
  InputParameters params = MooseObjectAction::validParams();
  params.addClassDescription("Add a Predictor object to the simulation.");
  return params;
}

SetupPredictorAction::SetupPredictorAction(const InputParameters & parameters)
  : MooseObjectAction(parameters)
{
}

void
SetupPredictorAction::act()
{
  if (_problem->isTransient())
  {
    TransientBase * transient = dynamic_cast<TransientBase *>(_app.getExecutioner());
    if (!transient)
      mooseError("You can setup time stepper only with executioners of transient type.");

    _moose_object_pars.set<TransientBase *>("_executioner") = transient;
    std::shared_ptr<Predictor> predictor =
        _factory.create<Predictor>(_type, "Predictor", _moose_object_pars);
    predictor->_nl.setPredictor(predictor);
  }
}