雷达图问题

Question

package Jfree;import javax.swing.JFrame;import javax.swing.JPanel;import org.jfree.chart.ChartPanel;import org.jfree.chart.JFreeChart;import org.jfree.chart.plot.SpiderWebPlot;import org.jfree.chart.title.LegendTitle;import org.jfree.chart.title.TextTitle;import org.jfree.data.category.DefaultCategoryDataset;import org.jfree.ui.RectangleEdge;public class MySpriderWebPlotTest { public static void main(String args[]) {        JFrame jf = new JFrame();        jf.add(erstelleSpinnenDiagramm());        jf.pack();        jf.setVisible(true);    }    public static JPanel erstelleSpinnenDiagramm() {        DefaultCategoryDataset dataset = new DefaultCategoryDataset();        String group1 = "apple ";                dataset.addValue(5, group1, "w1");        dataset.addValue(6, group1, "w2");        dataset.addValue(4, group1, "w3");        dataset.addValue(2, group1, "w4");        dataset.addValue(5, group1, "w5");        dataset.addValue(5, group1, "w6");        dataset.addValue(5, group1, "w7");        dataset.addValue(8, group1, "w8");            SpiderWebPlot spiderwebplot = new SpiderWebPlot(dataset);                JFreeChart jfreechart = new JFreeChart("Test", TextTitle.DEFAULT_FONT,spiderwebplot, false);        LegendTitle legendtitle = new LegendTitle(spiderwebplot);        legendtitle.setPosition(RectangleEdge.BOTTOM);        jfreechart.addSubtitle(legendtitle);                ChartPanel chartpanel = new ChartPanel(jfreechart);        return chartpanel;    }}怎样变换代码让生成页面在class里面，而让图片展示通过jsp的调用，显示在浏览器页面上

Answer 1

基本不能这样，推荐你用echarts