SundanceNonlinearUnaryOp.cpp

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/* @HEADER@ */
// ************************************************************************
// 
//                              Sundance
//                 Copyright (2005) Sandia Corporation
// 
// Copyright (year first published) Sandia Corporation.  Under the terms 
// of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 
// retains certain rights in this software.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//  
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//                                                                                 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA                                                                                
// Questions? Contact Kevin Long (krlong@sandia.gov), 
// Sandia National Laboratories, Livermore, California, USA
// 
// ************************************************************************
/* @HEADER@ */

#include "SundanceNonlinearUnaryOp.hpp"

using namespace Sundance;
using namespace Sundance;

using namespace Sundance;
using namespace Teuchos;


NonlinearUnaryOp::NonlinearUnaryOp(const RCP<ScalarExpr>& arg,
  const RCP<UnaryFunctor>& op)
  : UnaryExpr(arg), op_(op)
{
}



bool NonlinearUnaryOp::lessThan(const ScalarExpr* other) const
{
  const NonlinearUnaryOp* f = dynamic_cast<const NonlinearUnaryOp*>(other);
  TEUCHOS_TEST_FOR_EXCEPTION(f==0, std::logic_error, "cast should never fail at this point");
  
  if (op() < f->op()) return true;
  if (op() > f->op()) return false;

  return ExprWithChildren::lessThan(other);
}

  


std::ostream& NonlinearUnaryOp::toText(std::ostream& os, bool paren) const 
{
  os << op_->name() << "(" << arg().toString() << ")";
  return os;
}


XMLObject NonlinearUnaryOp::toXML() const
{
  XMLObject rtn("NonlinearUnaryOp");
  rtn.addChild(arg().toXML());
  rtn.addAttribute("op", op_->name());
  return rtn;
}

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