question: private void logGraphicalBufferOccupancy ( float bufferOccupancy ) { String title = "Buffer" ; int used = ( int ) ( bufferOccupancy * WIDTH ) ; StringBuilder sb = new StringBuilder ( ) ; sb . append ( START_END_CHAR ) ; sb . append ( '-' ) ; sb . append ( title ) ; for ( int i = title . length ( ) + 1 ; i < WIDTH ; i ++ ) { sb . append ( '-' ) ; } sb . append ( START_END_CHAR ) ; log . info ( sb . toString ( ) ) ; sb = new StringBuilder ( ) ; sb . append ( START_END_CHAR ) ; for ( int i = 0 ; i < used ; i ++ ) { sb . append ( '/' ) ; } for ( int j = used ; j < WIDTH ; j ++ ) { sb . append ( ' ' ) ; } sb . append ( START_END_CHAR ) ; log . info ( sb . toString ( ) ) ; sb = new StringBuilder ( ) ; sb . append ( START_END_CHAR ) ; for ( int i = 0 ; i < WIDTH ; i ++ ) { sb . append ( '-' ) ; } sb . append ( START_END_CHAR ) ; log . info ( sb . toString ( ) ) ; }
target:  Log a graphical version of buffer occupancy.