i facing problems when creating bar chart using jfree. have write condition according number of series available on bar chart , till haven't got solution.
bar charts typically use categorydataset, of implement keyedvalues2d interface. use dataset.getrowcount() number of series. use dataset.getcolumncount() number of distinct categories. product total number of bars.
as concrete example, added spurious new series barchartdemo1 3 series (rows) , 2 categories (columns).
