171 lines
4.7 KiB
C++
171 lines
4.7 KiB
C++
// @HEADER
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// ***********************************************************************
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//
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// Anasazi: Block Eigensolvers Package
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// Copyright (2004) Sandia Corporation
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//
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// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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// license for use of this work by or on behalf of the U.S. Government.
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA
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// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
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//
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// ***********************************************************************
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// @HEADER
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#ifndef ANASAZI_BASIC_OUTPUT_MANAGER_HPP
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#define ANASAZI_BASIC_OUTPUT_MANAGER_HPP
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/*! \file AnasaziBasicOutputManager.hpp
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\brief Basic output manager for sending information of select verbosity levels to the appropriate output stream
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*/
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#include "AnasaziConfigDefs.hpp"
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#include "AnasaziOutputManager.hpp"
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#include "Teuchos_oblackholestream.hpp"
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#ifdef HAVE_MPI
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#include <mpi.h>
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#endif
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/*! \class Anasazi::BasicOutputManager
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\brief Anasazi's basic output manager for sending information of select verbosity levels
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to the appropriate output stream.
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\author Chris Baker, Ulrich Hetmaniuk, Rich Lehoucq, and Heidi Thornquist
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*/
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namespace Anasazi {
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using std::ostream;
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template <class ScalarType>
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class BasicOutputManager : public OutputManager<ScalarType> {
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public:
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//! @name Constructors/Destructor
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//@{
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//! Default constructor
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BasicOutputManager( int vb = Anasazi::Errors, Teuchos::RCP<ostream> os = Teuchos::rcp(&std::cout,false) );
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//! Destructor.
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virtual ~BasicOutputManager() {};
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//@}
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//! @name Set/Get methods
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//@{
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//! Set the output stream for this manager.
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void setOStream( Teuchos::RCP<ostream> os );
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//! Get the output stream for this manager.
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Teuchos::RCP<ostream> getOStream();
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//@}
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//! @name Output methods
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//@{
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//! Find out whether we need to print out information for this message type.
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/*! This method is used by the solver to determine whether computations are
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necessary for this message type.
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*/
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bool isVerbosity( MsgType type ) const;
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//! Send some output to this output stream.
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void print( MsgType type, const std::string output );
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//! Return a stream for outputting to.
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ostream &stream( MsgType type );
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//@}
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private:
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//! @name Undefined methods
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//@{
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//! Copy constructor.
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BasicOutputManager( const OutputManager<ScalarType>& OM );
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//! Assignment operator.
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BasicOutputManager<ScalarType>& operator=( const OutputManager<ScalarType>& OM );
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//@}
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Teuchos::RCP<ostream> myOS_;
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Teuchos::oblackholestream myBHS_;
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bool iPrint_;
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};
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template<class ScalarType>
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BasicOutputManager<ScalarType>::BasicOutputManager(int vb, Teuchos::RCP<ostream> os)
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: OutputManager<ScalarType>(vb), myOS_(os) {
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int MyPID;
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#ifdef HAVE_MPI
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// Initialize MPI
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int mpiStarted = 0;
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MPI_Initialized(&mpiStarted);
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if (mpiStarted) MPI_Comm_rank(MPI_COMM_WORLD, &MyPID);
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else MyPID=0;
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#else
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MyPID = 0;
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#endif
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iPrint_ = (MyPID == 0);
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}
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template<class ScalarType>
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void BasicOutputManager<ScalarType>::setOStream( Teuchos::RCP<ostream> os ) {
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myOS_ = os;
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}
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template<class ScalarType>
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Teuchos::RCP<ostream> BasicOutputManager<ScalarType>::getOStream() {
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return myOS_;
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}
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template<class ScalarType>
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bool BasicOutputManager<ScalarType>::isVerbosity( MsgType type ) const {
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if ( (type & this->vb_) == type ) {
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return true;
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}
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return false;
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}
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template<class ScalarType>
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void BasicOutputManager<ScalarType>::print( MsgType type, const std::string output ) {
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if ( (type & this->vb_) == type && iPrint_ ) {
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*myOS_ << output;
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}
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}
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template<class ScalarType>
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ostream & BasicOutputManager<ScalarType>::stream( MsgType type ) {
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if ( (type & this->vb_) == type && iPrint_ ) {
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return *myOS_;
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}
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return myBHS_;
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}
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} // end Anasazi namespace
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#endif
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// end of file AnasaziOutputManager.hpp
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