question: protected void update ( int length ) { tickLabelValues . clear ( ) ; tickLabels . clear ( ) ; tickLabelPositions . clear ( ) ; if ( scale . isLogScaleEnabled ( ) ) { updateTickLabelForLogScale ( length ) ; } else { updateTickLabelForLinearScale ( length ) ; } updateTickVisibility ( ) ; updateTickLabelMaxLengthAndHeight ( ) ; }
target:  Updates the tick labels.