JFreeChart: overlapping bars in XY chart that have the same value

Question

I have this problem where 2 bars from a different series overlap each other when they have the same value. And I would like 1 of both on top of the other. Unfortunately, I w

Answer 1

You may try DatasetRenderingOrder:

XYPlot plot = jFreeChart.getXYPlot();
plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD); // or reverse

or

plot.setSeriesRenderingOrder(DatasetRenderingOrder.FORWARD);

If neither works, it isn't a bad idea to use stacked bar.

Answer 2

Instead of the factory default, use ClusteredXYBarRenderer, which "displays bars for different series values at the same x next to each other."