【Java开源代码栏目提醒】:本文主要为网学会员提供barView_jsp.java,希望对需要barView_jsp.java网友有所帮助,学习一下!
package org.apache.jsp;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.servlet.ServletUtilities;
import org.jfree.data.category.*;
public final class barView_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
private static CategoryDataset getDataSet() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(2000, "鍖椾含", "VB");
dataset.addValue(1800, "涓婃捣", "VB");
dataset.addValue(2200, "骞垮窞", "VB");
dataset.addValue(3200, "鍖椾含", "JAVA");
dataset.addValue(3500, "涓婃捣", "JAVA");
dataset.addValue(3600, "骞垮窞", "JAVA");
dataset.addValue(3300, "鍖椾含", "DOT NET");
dataset.addValue(3400, "涓婃捣", "DOT NET");
dataset.addValue(3700, "骞垮窞", "DOT NET");
dataset.addValue(2500, "鍖椾含", "DELPHI");
dataset.addValue(2800, "涓婃捣", "DELPHI");
dataset.addValue(3200, "骞垮窞", "DELPHI");
dataset.addValue(5000, "鍖椾含", "VC");
dataset.addValue(3500, "涓婃捣", "VC");
dataset.addValue(4600, "骞垮窞", "VC");
return dataset;
}
private static CategoryDataset getDataSet2() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(2000, "涓婃捣", "VB");
dataset.addValue(3000, "鍖椾含", "JAVA");
dataset.addValue(3330, "涓婃捣", "JAVA");
dataset.addValue(3500, "骞垮窞", "JAVA");
dataset.addValue(3500, "鍖椾含", "DOT NET");
dataset.addValue(4000, "涓婃捣", "DOT NET");
dataset.addValue(4800, "骞垮窞", "DOT NET");
dataset.addValue(2600, "鍖椾含", "DELPHI");
dataset.addValue(2200, "涓婃捣", "DELPHI");
dataset.addValue(4000, "鍖椾含", "VC");
dataset.addValue(4000, "涓婃捣", "VC");
dataset.addValue(4200, "骞垮窞", "VC");
return dataset;
}
private static CategoryDataset getDataSet3() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(2100, "鍖椾含", "VB");
dataset.addValue(2200, "涓婃捣", "VB");
dataset.addValue(2100, "骞垮窞", "VB");
dataset.addValue(3000, "鍖椾含", "JAVA");
dataset.addValue(3200, "涓婃捣", "JAVA");
dataset.addValue(3600, "骞垮窞", "JAVA");
dataset.addValue(4100, "鍖椾含", "DOT NET");
dataset.addValue(4200, "涓婃捣", "DOT NET");
dataset.addValue(4160, "骞垮窞", "DOT NET");
dataset.addValue(2400, "鍖椾含", "DELPHI");
dataset.addValue(2600, "涓婃捣", "DELPHI");
dataset.addValue(2500, "骞垮窞", "DELPHI");
dataset.addValue(5400, "鍖椾含", "VC");
dataset.addValue(5000, "涓婃捣", "VC");
dataset.addValue(5500, "骞垮窞", "VC");
return dataset;
}
private static java.util.Vector _jspx_dependants;
private org.apache.jasper.runtime.ResourceInjector _jspx_resourceInjector;
public java.util.List getDependants() {
return _jspx_dependants;
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
JspFactory _jspxFactory = null;
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
_jspxFactory = JspFactory.getDefaultFactory();
response.setContentType("text/html;charset=GBK");
pageContext = _jspxFactory.getPageContext(this, request, response,
null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
String resourceInjectorClassName = config.getInitParameter("com.sun.appserv.jsp.resource.injector");
if (resourceInjectorClassName != null) {
_jspx_resourceInjector = (org.apache.jasper.runtime.ResourceInjector) Class.forName(resourceInjectorClassName).newInstance();
_jspx_resourceInjector.setContext(application);
}
out.write("<HTML> \n");
out.write(" <HEAD> \n");
out.write(" <META http-equiv=Content-Type content=\"text/html; charset=GBK\"> \n");
out.write(" <TITLE>绋嬪簭鍛樿柂閲?/TITLE> \n");
out.write(" </HEAD> \n");
out.write(" \n");
out.write(" <body> \n");
out.write(" \n");
out.write(" \n");
out.write(" \n");
out.write(" ");
CategoryDataset dataset;
String category=request.getParameter("category");
category= new String(category.getBytes("ISO8859_1"), "GBK");
if(category.equals("鏈")||category.equals("楂樹腑")||category.equals("澶т笓")) {
dataset=getDataSet();
} else if(category.equals("纭曞+")||category.equals("鍗氬+")) {
dataset=getDataSet2();
}else {
dataset=getDataSet3();
}
String title=category+"绋嬪簭鍛樺湪鍚勫煄甯傝柂閲戞儏鍐电粺璁?;
JFreeChart chart = ChartFactory.createBarChart3D(title,
"鍩庡競",
"钖噾",
dataset,
PlotOrientation.VERTICAL,
true,
false,
false);
String filename = ServletUtilities.saveChartAsPNG(chart, 500, 300, null, session);
String graphURL = request.getContextPath() + "/servletDisplayChart?filename=" + filename;
out.write(" \n");
out.write(" <P ALIGN=\"CENTER\"> \n");
out.write(" <img src=\"");
out.print( graphURL );
out.write("\" width=500 height=300 border=0 usemap=\"#");
out.print( filename );
out.write("\"> \n");
out.write(" </P> \n");
out.write(" ");
out.write(" \n");
out.write(" </body> \n");
out.write("</html> ");
} catch (Throwable t) {
if (!(t instanceof SkipPageException)){
out = _jspx_out;
if (out != null && out.getBufferSize() != 0)
out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
}
} finally {
if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
}
}
}
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