jfreechart:请问怎么总是便宜不过去,放在jsp中却可以正常运行
趣味编程 2005-11-13 11:03:15 import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.TextTitle;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PiePlot;
import org.jfree.data.time.Day;
import org.jfree.data.CategoryDataset;
import org.jfree.data.DefaultPieDataset;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
public class PieChart {
String title = "骨头的饼";
org.jfree.data.DefaultPieDataset pieData = org.jfree.data.DefaultPieDataset();
pieData.setValue("heir",5.5);
pieData.setValue("meidi",17.1);
pieData.setValue("sonic",9.0);
pieData.setValue("kelong",19.0);
org.jfree.chart.JFreeChart chart =
org.jfree.chart.ChartFactory.createPieChart(title,pieData,true,true,true);
//chart.setTitle(new TextTitle());//先不设置标题格式
chart.setBorderPaint(Color.white);
}
//编译到 pieData.setValue("heir",5.5);时总是提示出错,
//提示 indentifer expected .
//把上边的代码拷贝到jsp中,都没问题,为什么呢?是语法错误吗?
//请高手指教,谢谢。。。