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//
// Teuchos: Common Tools Package
// Copyright (2004) Sandia Corporation
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#ifndef TEUCHOS_BASIC_O_BLACK_HOLE_STREAM_H
#define TEUCHOS_BASIC_O_BLACK_HOLE_STREAM_H
#include "Teuchos_ConfigDefs.hpp"
namespace Teuchos {
/** \brief <tt>basic_ostream<></tt> subclass that does nothing but discard output.
*
* \ingroup teuchos_outputting_grp
*
* Use the class anytime you must pass an <tt>basic_ostream<></tt> object
* but don't want the output for any reason.
*
* This subclass just sets the stream buffer to NULL and that is all you need to do!
*/
template<typename _CharT, typename _Traits>
class basic_oblackholestream
: virtual public std::basic_ostream<_CharT, _Traits>
{
public:
/** \brief . */
explicit basic_oblackholestream() : std::basic_ostream<_CharT, _Traits>(NULL) {}
}; // end class basic_oblackholestream
} // end namespace Teuchos
#endif // TEUCHOS_BASIC_O_BLACK_HOLE_STREAM_H
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