XYSeries series = new XYSeries("John");
series.setSeriesPoints(getPoints(series, 0, 1, 4, 4, 5, 2, 3, 7));
chart.addSeries(series);
series = new XYSeries("Jane");
series.addPoint(new DecimalPoint(series, 1.0), new DecimalPoint(series,
0.0), new DecimalPoint(series, 3.0), new DecimalPoint(series),
new DecimalPoint(series, 3.0), new DecimalPoint(series, 1.0),
new DecimalPoint(series, 2.0), new DecimalPoint(series, 1.0));
chart.addSeries(series);