Java+MySQL高校选课系统

Java课程设计，Java和MySQL开发的基于web的高校选课系统，所有基本功能都已经实现

package com.lyq.service;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.jfree.chart.servlet.ServletUtilities;

import com.lyq.util.ChartUtil;


/**
 * 制图Servlet类，用于获取图片
 * @author Li Yong Qiang
 */
public class ChartServlet extends HttpServlet {
	private static final long serialVersionUID = -3308103803568844498L;

	public void doGet（HttpServletRequest request HttpServletResponse response）
			throws ServletException IOException {
		// 获取生成图片的名称
		String fileName = ServletUtilities.saveChartAsJPEG（
					ChartUtil.createChart（） 600 300 request.getSession（））;
		// 获取图片的路径
		String graphURL = request.getContextPath（） + “/DisplayChart?filename=“ + fileName;
		// 将路径放到request对象中
		request.setAttribute（“graphURL“ graphURL）;
		// 页面转发到result.jsp
		request.getRequestDispatcher（“result.jsp“）.forward（request response）;
	}

}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        519  2009-08-27 05:19  24.08\.classpath

     文件        288  2009-09-03 01:58  24.08\.mymetadata

     文件       1411  2009-08-27 05:19  24.08\.project

     文件        406  2009-08-27 05:19  24.08\.settings\.jsdtscope

     文件         49  2009-08-27 05:19  24.08\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2009-08-27 05:19  24.08\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件       1072  2009-08-27 05:19  24.08\src\com\lyq\service\ChartServlet.java

     文件       4313  2009-08-27 05:19  24.08\src\com\lyq\util\ChartUtil.java

     文件        285  2009-08-27 05:19  24.08\WebRoot\index.jsp

     文件         39  2009-08-27 05:19  24.08\WebRoot\meta-INF\MANIFEST.MF

     文件        322  2009-08-27 05:19  24.08\WebRoot\result.jsp

     文件       1849  2009-09-03 01:58  24.08\WebRoot\WEB-INF\classes\com\lyq\service\ChartServlet.class

     文件       4138  2009-09-03 01:58  24.08\WebRoot\WEB-INF\classes\com\lyq\util\ChartUtil.class

     文件     309293  2009-08-27 05:19  24.08\WebRoot\WEB-INF\lib\jcommon-1.0.16.jar

     文件    1425744  2009-08-27 05:19  24.08\WebRoot\WEB-INF\lib\jfreechart-1.0.13.jar

     文件        910  2009-08-27 05:19  24.08\WebRoot\WEB-INF\web.xml

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\classes\com\lyq\service

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\classes\com\lyq\util

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\classes\com\lyq

     目录          0  2010-09-14 04:10  24.08\src\com\lyq\service

     目录          0  2010-09-14 04:10  24.08\src\com\lyq\util

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\classes\com

     目录          0  2010-09-14 04:10  24.08\src\com\lyq

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\classes

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF\lib

     目录          0  2010-09-14 04:10  24.08\src\com

     目录          0  2010-09-14 04:10  24.08\WebRoot\meta-INF

     目录          0  2010-09-14 04:10  24.08\WebRoot\WEB-INF

     目录          0  2010-09-14 04:10  24.08\.myeclipse

     目录          0  2010-09-14 04:10  24.08\.settings

............此处省略6个文件信息