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mlpack/fastlib/trilinos/include/Teuchos_VerboseObjectParameterListHelpers.hpp
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// @HEADER
// ***********************************************************************
//
// 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
#ifndef TEUCHOS_VERBOSE_OBJECT_PARAMETER_LIST_HELPERS_HPP
#define TEUCHOS_VERBOSE_OBJECT_PARAMETER_LIST_HELPERS_HPP
#include "Teuchos_VerboseObject.hpp"
#include "Teuchos_ParameterList.hpp"
namespace Teuchos {
/** \brief Return the sublist of valid parameters for the "VerboseObject"
* sublist.
*
* This function need not be directly called by clients since the function
* <tt>setupVerboseObjectSublist()</tt> sets up the sublist automatically.
*
* \relates VerboseObject
*/
RCP<const ParameterList> getValidVerboseObjectSublist();
/** \brief Setup a sublist called "VerboseObject" in the given parameter list.
*
* \param paramList
* [in/out] The parameter list hat the "VerboseObject" sublist will
* be added to
*
* <b>Preconditions:</b><ul>
* <li><tt>paramList!=0</tt>
* </ul>
*
* \relates VerboseObject
*/
void setupVerboseObjectSublist( ParameterList* paramList );
/** \brief Read the parameters in the "VerboseObject" sublist and set them on
* the given VerboseObject.
*
* \param paramList
* [in/out] On input, contains the user's parameter list for the
* given objet for which "VerboseObject" can be a sublist of.
* \param oStream
* [out] The oStream object to be used. On output,
* <tt>oStream->get()!=0</tt> if an output stream was specified by
* the parameter sublist.
* \param verbLevel
* [out] The verbosity level to be used. On output,
* <tt>*verbLevel</tt> gives the verbosity level set in the parameter
* list. If no verbosity level was set, then a value of
* <tt>*verbLevel==VERB_DEFAULT</tt> will be set on return.
*
* <b>Preconditions:</b><ul>
* <li><tt>oStream!=0</tt>
* <li><tt>verbLevel!=0</tt>
* </ul>
*
* \relates VerboseObject
*/
void readVerboseObjectSublist(
ParameterList* paramList,
RCP<FancyOStream> *oStream, EVerbosityLevel *verbLevel
);
/** \brief Read the parameters in the "VerboseObject" sublist and set them on
* the given VerboseObject.
*
* \param paramList
* [in/out] On input, contains the user's parameter list for the
* given objet for which "VerboseObject" can be a sublist of.
* \param verboseObject
* [in/out] The verbose object that will have its verbosity level
* and/or output stream set.
*
* This function just calls the above nontemplated
* <tt>readVerboseObjectSublist()</tt> to validate and and read the verbosity
* and output stream from the "VerboseObject" sublist.
*
* \relates VerboseObject
*/
template<class ObjectType>
void readVerboseObjectSublist(
ParameterList* paramList, VerboseObject<ObjectType> *verboseObject
);
} // namespace Teuchos
// /////////////////////////////////
// Implementations
template<class ObjectType>
void Teuchos::readVerboseObjectSublist(
ParameterList* paramList, VerboseObject<ObjectType> *verboseObject
)
{
TEST_FOR_EXCEPT(0==paramList);
TEST_FOR_EXCEPT(0==verboseObject);
const EVerbosityLevel bogusVerbLevel = static_cast<EVerbosityLevel>(-50);
RCP<FancyOStream> oStream = null;
EVerbosityLevel verbLevel = bogusVerbLevel;
readVerboseObjectSublist(paramList,&oStream,&verbLevel);
verboseObject->setOverridingOStream(oStream);
verboseObject->setOverridingVerbLevel(verbLevel);
}
#endif // TEUCHOS_VERBOSE_OBJECT_PARAMETER_LIST_HELPERS_HPP