jsp实用教程第三版课件及源码

package cn.com.systop.servlet;

import java.io.IOException;
import java.io.PrintWriter;

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

public class ShoppingCartServlet extends HttpServlet {

	protected void doGet（HttpServletRequest request
			HttpServletResponse response） throws ServletException IOException {
		response.setCharacterEncoding（“gb2312“）;
		request.setCharacterEncoding（“gb2312“）;
		response.setContentType（“text/html“）;
		// ȡ��Session����
		HttpSession session = request.getSession（）;
		Integer itemCount = （Integer） session.getAttribute（“itemCount“）;
		// �ж�itemCount�Ƿ������
		if （itemCount == null） {
			itemCount = new Integer（0）;
		}
		PrintWriter out = response.getWriter（）;
		response.setContentType（“text/html“）;
		// ���մ�4�IJ���
		String[] itemsSelected;
		String itemName;
		itemsSelected = request.getParameterValues（“item“）;
		if （itemsSelected != null） {
			for （int i = 0; i < itemsSelected.length; i++） {
				itemName = itemsSelected[i];
				itemCount = new Integer（itemCount.intValue（） + 1）;
				// �������Ŀ
				session.setAttribute（“item“ + itemCount itemName）;
				// ����Ŀ
				session.setAttribute（“itemCount“ itemCount）;
			}
		}
		out.println（““）;
		out.println（““）;
		out.println（“tle>“）;
		out.println（“item list“）;
		out.println（“tle>“）;
		out.println（““）;
		
		out.println（“
Session List:


“）;
		for （int i = 1; i <= itemCount.intValue（）; i++） {
			//��session��ȡֵ
			out.println（（String） session.getAttribute（“item“ + i） + “
“）;
			//session.setAttribute（“item“ + i null）;
		}
		//session.setAttribute（“itemCount“ new Integer（0））;
		out.println（“继续购物“）;
		out.println（““）;
		out.println（““）;
		out.close（）;
	}

	protected void doPost（HttpServletRequest request
			HttpServletResponse response） throws ServletException IOException {
		this.doGet（request response）;
	}
}

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

     文件     568403  2018-05-08 09:42  课件16-2单元十二5firefox的cookie.docx

     文件    1091406  2018-05-08 09:39  课件16-2单元十二5Googel的cookie.docx

     文件     901877  2018-05-08 10:47  课件16-2单元十二5ie11的cookie.docx

     文件    4616192  2018-05-06 20:59  课件16-2单元十二5单元十二.ppt

     文件        510  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.classpath

     文件        312  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.mymetadata

     文件       1755  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.project

     文件        503  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.settings.jsdtscope

     文件        334  2003-01-01 02:35  课件16-2单元十二5源代码ShoppingCart.settingsorg.eclipse.jdt.core.prefs

     文件        480  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.settingsorg.eclipse.wst.common.component

     文件        252  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.settingsorg.eclipse.wst.common.project.facet.core.xml

     文件         49  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.settingsorg.eclipse.wst.jsdt.ui.superType.container

     文件          6  2017-06-22 09:05  课件16-2单元十二5源代码ShoppingCart.settingsorg.eclipse.wst.jsdt.ui.superType.name

     文件       2236  2003-01-01 02:43  课件16-2单元十二5源代码ShoppingCartsrccncomsystopservletShoppingCartServlet.java

     文件        834  2003-01-01 02:35  课件16-2单元十二5源代码ShoppingCartWebContentindex.jsp

     文件         39  2003-01-01 02:35  课件16-2单元十二5源代码ShoppingCartWebContentmeta-INFMANIFEST.MF

     文件       1034  2003-01-01 02:35  课件16-2单元十二5源代码ShoppingCartWebContentshop.html

     文件        911  2017-06-24 08:01  课件16-2单元十二5源代码ShoppingCartWebContentWEB-INFclassescncomsystopservletShoppingCartServlet.class

     文件       1216  2003-01-01 02:35  课件16-2单元十二5源代码ShoppingCartWebContentWEB-INFweb.xml

     文件        510  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.classpath

     文件        297  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.mymetadata

     文件       1750  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.project

     文件        503  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.settings.jsdtscope

     文件        334  2003-01-01 01:42  课件16-2单元十二5源代码Welcome.settingsorg.eclipse.jdt.core.prefs

     文件        465  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.settingsorg.eclipse.wst.common.component

     文件        252  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.settingsorg.eclipse.wst.common.project.facet.core.xml

     文件         49  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.settingsorg.eclipse.wst.jsdt.ui.superType.container

     文件          6  2017-06-22 09:09  课件16-2单元十二5源代码Welcome.settingsorg.eclipse.wst.jsdt.ui.superType.name

     文件       1981  2003-01-01 02:31  课件16-2单元十二5源代码WelcomesrcServletTest1.java

     文件       2216  2003-01-01 02:30  课件16-2单元十二5源代码WelcomesrcServletTest2.java

............此处省略1040个文件信息