[an error occurred while processing this directive]

Create a 3D bar chart in JSP page using JFreeChart

                         

This Example shows you how to create a 3D bar chart in jsp page using JFreeChart. Code given below creates a bar chart of scores of two teams in matches.

In the code given below we have extended class ApplicationFrame to create a frame and also pass a string value to the constructor of ApplicationFrame class by using super keyword that will be name of the created frame.

Methods used in this example are described below:

pack(): This method invokes the layout manager.

centerFrameOnScreen(): This method is used for the position of the frame in the middle of the screen.

setVisible(): This method is used for display frame on the screen.

createCategoryDataset(): This method is used to create the instance of CategoryDataset Interface and that contains a copy of the data in an array.

saveChartAsPNG(): This method is used to save chart in to png format.

jsp3Dbarchart.jsp

<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">
   
   
<%page  import="java.awt.*" %>
<%page  import="java.io.*" %>
<%page  import="org.jfree.chart.*" %>
<%page  import="org.jfree.chart.axis.*" %>
<%page  import="org.jfree.chart.entity.*" %>
<%page  import="org.jfree.chart.labels.*" %>
<%page  import="org.jfree.chart.plot.*" %>
<%page  import="org.jfree.chart.renderer.category.*" %>
<%page  import="org.jfree.chart.urls.*" %>
<%page  import="org.jfree.data.category.*" %>
<%page  import="org.jfree.data.general.*" %>

<%
            final double[][] data = new double[][]{
                {210300320265299},
                {200304201201340}
            };

            final CategoryDataset dataset = DatasetUtilities.createCategoryDataset(
                    "Team """, data);

            JFreeChart chart = null;
            BarRenderer renderer3D = null;
            CategoryPlot plot = null;


            final CategoryAxis3D categoryAxis = new CategoryAxis3D("Match");
            final ValueAxis valueAxis = new NumberAxis3D("Run");
            renderer3D = new BarRenderer3D();

            plot = new CategoryPlot(dataset, categoryAxis, valueAxis, renderer3D);
            plot.setOrientation(PlotOrientation.VERTICAL);
            chart = new JFreeChart("Srore Bord", JFreeChart.DEFAULT_TITLE_FONT, 
            plot, 
true);

            chart.setBackgroundPaint(new Color(249231236));

            try {
                final ChartRenderingInfo info = new ChartRenderingInfo
                (
new StandardEntityCollection());

                final File file1 = new File("../webapps/jspchart/web/3dbarchart.png");
                ChartUtilities.saveChartAsPNG(file1, chart, 600400, info);
            catch (Exception e) {
                out.println(e);
            }
%>

<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>JSP Page</title>
    </head>
    <body>
        <IMG SRC="3dbarchart.png" WIDTH="600" HEIGHT="400" BORDER="0" USEMAP="#chart">
    </body>
</html>


Output:



Download code

                         

[an error occurred while processing this directive]