<%@ page language="java" import="java.util." pageEncoding="utf-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.g...

package com.news.util; /   有了记录总条数后，页面控制类；   根据总记录数，每页显示条数，来得到总页数;   @author Administrator    / public class PageControler { public int getTotalPages(int count,int pageSize){ int totalPages=0; //如果总记录数除以...

业务逻辑图，简单版要写各个Servlet //ChangeCartCountServlet 使用ajax实现数量，增加或减少; package com.cart.web; import java.io.IOException; import java.io.PrintWriter; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import java...

实用Servlet实现登陆验证 package com.news.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.HttpServletRe...

//Servlet的方式 package web; 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&...