//! @par Since Boost 1.62
void set_stream( output_format, std::ostream& );
+ //! Returns a pointer to the stream associated to specific logger
+ //!
+ //! @note Returns a null pointer if the format is not found
+ //! @par Since Boost 1.67
+ std::ostream* get_stream( output_format ) const;
+
+
//! Sets the threshold level for all loggers/formatters.
//!
//! This will override the log level of all loggers, whether enabled or not.