Teuchos_XMLParameterListHelpers.cpp

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// ***********************************************************************
// 
//                    Teuchos: Common Tools Package
//                 Copyright (2004) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
// 
// 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 Michael A. Heroux (maherou@sandia.gov) 
// 
// ***********************************************************************
// @HEADER

#include "Teuchos_XMLParameterListHelpers.hpp"
#include "Teuchos_FileInputSource.hpp"
#include "Teuchos_StringInputSource.hpp"
#include "Teuchos_XMLParameterListReader.hpp"
#include "Teuchos_XMLParameterListWriter.hpp"

void Teuchos::updateParametersFromXmlFile(
  const std::string            &xmlFileName
  ,Teuchos::ParameterList      *paramList
  )
{
  TEST_FOR_EXCEPT(paramList==NULL);
  Teuchos::XMLParameterListReader xmlPLReader;
  Teuchos::FileInputSource xmlFile(xmlFileName);
  Teuchos::XMLObject xmlParams = xmlFile.getObject();
  paramList->setParameters(xmlPLReader.toParameterList(xmlParams));
}

void Teuchos::updateParametersFromXmlString(
  const std::string            &xmlStr
  ,Teuchos::ParameterList      *paramList
  )
{
  TEST_FOR_EXCEPT(paramList==NULL);
  Teuchos::XMLParameterListReader xmlPLReader;
  Teuchos::StringInputSource xmlStrSrc(xmlStr);
  Teuchos::XMLObject xmlParams = xmlStrSrc.getObject();
  paramList->setParameters(xmlPLReader.toParameterList(xmlParams));
}

void Teuchos::writeParameterListToXmlOStream(
  const Teuchos::ParameterList      &paramList
  ,std::ostream                     &xmlOut
  )
{
  Teuchos::XMLParameterListWriter plWriter;
  Teuchos::XMLObject xml = plWriter.toXML(paramList);
  xmlOut << xml << std::endl;
}

void Teuchos::writeParameterListToXmlFile(
  const Teuchos::ParameterList      &paramList
  ,const std::string                &xmlFileName
  )
{
  std::ofstream ofs(xmlFileName.c_str());
  writeParameterListToXmlOStream(paramList,ofs);
}

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