AnasaziOutputManager.hpp

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// @HEADER
// *****************************************************************************
//                 Anasazi: Block Eigensolvers Package
//
// Copyright 2004 NTESS and the Anasazi contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef ANASAZI_OUTPUT_MANAGER_HPP
#define ANASAZI_OUTPUT_MANAGER_HPP

 
#include "AnasaziConfigDefs.hpp"
#include "AnasaziTypes.hpp"
 
#include "Teuchos_FancyOStream.hpp"
#include "Teuchos_RCP.hpp"
#include "Teuchos_oblackholestream.hpp"

 
namespace Anasazi {
 
template <class ScalarType>
class OutputManager {
 
  public:



  OutputManager( int vb = Anasazi::Errors,
                 const Teuchos::RCP<Teuchos::FancyOStream> &fos = Teuchos::getFancyOStream(Teuchos::rcpFromRef(std::cout)) )
   : vb_(vb),
     fos_(fos)
  {
    bh_fos_ = Teuchos::getFancyOStream(Teuchos::rcpFromRef( myBHS_ ));
  };

  virtual ~OutputManager() {};
  


  virtual void setVerbosity( int vb ) { vb_ = vb; }

  virtual int getVerbosity( ) const { return vb_; }

  virtual void setFancyOStream( const Teuchos::RCP<Teuchos::FancyOStream>& fos ) { fos_ = fos; }
  
  virtual const Teuchos::RCP<Teuchos::FancyOStream>& getFancyOStream( ) const { return fos_; }





  virtual bool isVerbosity( MsgType type ) const;

  virtual void print( MsgType type, const std::string output );

  virtual Teuchos::FancyOStream &stream( MsgType type );

 
  private:



  OutputManager( const OutputManager<ScalarType>& OM );

  OutputManager<ScalarType>& operator=( const OutputManager<ScalarType>& OM );

 
  protected:
  int vb_;
  Teuchos::RCP<Teuchos::FancyOStream> fos_, bh_fos_;
  Teuchos::oblackholestream myBHS_;
};
 
template<class ScalarType>
bool OutputManager<ScalarType>::isVerbosity( MsgType type ) const 
{
  if ( (type & vb_) == type ) {
    return true;
  }
  return false;
}
 
template<class ScalarType>
void OutputManager<ScalarType>::print( MsgType type, const std::string output ) 
{
  if ( (type & vb_) == type ) {
    *fos_ << output;
  }
}
 
template<class ScalarType>
Teuchos::FancyOStream & OutputManager<ScalarType>::stream( MsgType type ) {
  if ( (type & vb_) == type ) 
  {
    return *fos_;
  }
  return *bh_fos_;
}
 
} // end Anasazi namespace
 
#endif
 
// end of file AnasaziOutputManager.hpp