website/HistogramaExecutionTime.jsp

   1 <%@page contentType="text/html" pageEncoding="UTF-8"%>
   2 <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
   3 <%@ page import="java.awt.*" %>
   4 <%@ page import="java.io.*" %>
   5 <%@ page import="java.util.Random" %>
   6 <%@ page import="org.jfree.chart.ChartFactory" %>
   7 <%@ page import="org.jfree.chart.ChartPanel" %>
   8 <%@ page import="org.jfree.chart.JFreeChart" %>
   9 <%@ page import="org.jfree.chart.ChartUtilities" %>
  10 <%@ page import="org.jfree.data.statistics.HistogramDataset" %>
  11 <%@ page import="org.jfree.data.statistics.HistogramType" %>
  12 <%@ page import="org.jfree.chart.plot.PlotOrientation;" %>
  13
  14 <%
  15 double[] val = new double[10];
  16 %>
  17 <c:forEach items="${result}" var="res" varStatus="loop">
  18 <c:choose>
  19         <c:when test="${loop.last}">
  20                 <c:forEach items="${res.timeTotalExec}" var="total">
  21                                 ${total}
  22                                 <c:set var="sum" value="${total}" />
  23                         </c:forEach>
  24         </c:when>
  25 </c:choose>
  26 </c:forEach>
  27
  28 <%
  29 double[] value = new double[10];
  30 out.println("{sum}");
  31 for (int i=1; i < 10; i++) {
  32         value[i] = i;
  33     int number = 5;
  34         HistogramDataset dataset = new HistogramDataset();
  35         dataset.setType(HistogramType.RELATIVE_FREQUENCY);
  36         dataset.addSeries("Histogram",value,number);
  37         String plotTitle = "Histogram";
  38         String xaxis = "number";
  39         String yaxis = "value";
  40         PlotOrientation orientation = PlotOrientation.VERTICAL;
  41         boolean show = false;
  42         boolean toolTips = false;
  43         boolean urls = false;
  44         JFreeChart chart = ChartFactory.createHistogram( plotTitle, xaxis, yaxis,
  45          dataset, orientation, show, toolTips, urls);
  46         int width = 800;
  47         int height = 500;
  48  try {
  49         File file1=new File("histogram2.jpg");
  50         ChartUtilities.saveChartAsJPEG(file1, chart, width, height);
  51  } catch (IOException e) {}
  52 }
  53
  54 %>
  55
  56 <html>
  57 <body>
  58 <IMG SRC="histogram.PNG" WIDTH="800" HEIGHT="500" BORDER="0" USEMAP="#chart">
  59 </body>
  60 </html>