MueLu_ML2MueLuParameterTranslator.hpp

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#ifndef MUELU_ML2MUELUPARAMETERTRANSLATOR_HPP
#define MUELU_ML2MUELUPARAMETERTRANSLATOR_HPP

#include <functional>
#include <cctype>

#include <Teuchos_ParameterList.hpp>
#include <Teuchos_XMLParameterListCoreHelpers.hpp>

#include <MueLu_Exceptions.hpp>
#include <MueLu_MasterList.hpp>
#include <MueLu_ParameterListUtils.hpp>

namespace MueLu {

  class ML2MueLuParameterTranslator {
  public:


    ML2MueLuParameterTranslator() { }

    virtual ~ML2MueLuParameterTranslator() { }




    static std::string translate(Teuchos::ParameterList & paramList, const std::string& defaultVals="") {
      return SetParameterList(paramList, defaultVals);
    }

    static std::string translate(const std::string & xmlFileName, const std::string& defaultVals="") {
      Teuchos::RCP<Teuchos::ParameterList> paramList = Teuchos::getParametersFromXmlFile(xmlFileName);
      return SetParameterList(*paramList, defaultVals);
    }


  private:



    static std::string SetParameterList(const Teuchos::ParameterList & paramList_in, const std::string& defaultVals);


    static std::string GetSmootherFactory(const Teuchos::ParameterList& paramList, Teuchos::ParameterList& adaptingParamList, const std::string& pname, const std::string& value);


    //
    // helper routines
    //

    // trim from start
    static inline std::string &ltrim(std::string &s) {
      s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
      return s;
    }

    // trim from end
    static inline std::string &rtrim(std::string &s) {
      s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
      return s;
    }

    // trim from both ends
    static inline std::string &trim(std::string &s) {
      return ltrim(rtrim(s));
    }


    //std::string xmlString_;   ///! string containing MueLu XML parameters corresponding to ML parameters

  }; // class MLParameterListInterpreter


} // end namespace MueLu

#endif /* MUELU_ML2MUELUPARAMETERTRANSLATOR_HPP  */