plot.setColor(plotColor);
plot.setLineStyle(LineStyle.newLineStyle(4, 1, 0));
RadarChart chart = GCharts.newRadarChart(plot);
chart.setTitle("Simple Radar Chart", BLACK, 20);
chart.setSize(400, 400);
RadialAxisLabels radialAxisLabels = AxisLabelsFactory.newRadialAxisLabels("Maths", "Arts", "French", "German", "Music");
radialAxisLabels.setRadialAxisStyle(BLACK, 12);
chart.addRadialAxisLabels(radialAxisLabels);
AxisLabels contrentricAxisLabels = AxisLabelsFactory.newNumericAxisLabels(Arrays.asList(0, 20, 40, 60, 80, 100));
contrentricAxisLabels.setAxisStyle(AxisStyle.newAxisStyle(BLACK, 12, AxisTextAlignment.RIGHT));
chart.addConcentricAxisLabels(contrentricAxisLabels);
String url = chart.toURLString();