Java Servlet(七)：JavaWeb MVC 操作(jdk7+tomcat7+eclipse)

之前一段时间一直忙于毕业设计，也没有空学习了，本篇继续学习。

本篇将开始学习java web下使用servlet下来操作数据库，并展示到界面上的使用方法。

新建工程ServletMvc001。

目录结构如下：

Java Servlet(七)：JavaWeb MVC 操作(jdk7+tomcat7+eclipse)

web.xml

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 3     xmlns="http://java.sun.com/xml/ns/javaee"
 4     xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
 5     id="WebApp_ID" version="3.0">
 6     <display-name>ServletMvc001</display-name>
 7     <welcome-file-list>    
 8         <welcome-file>logon.jsp</welcome-file>
 9     </welcome-file-list>
10     <servlet>
11         <servlet-name>logOnServlet</servlet-name>
12         <servlet-class>com.dx.javamvc.servlets.LogOnServlet</servlet-class>
13     </servlet>
14     <servlet-mapping>
15         <servlet-name>logOnServlet</servlet-name>
16         <url-pattern>/LogOnServlet</url-pattern>
17     </servlet-mapping>
18 </web-app>

logon.jsp

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10     <form name="form1" id="form1" method="get" action="LogOnServlet">
11         <input type="submit" id="btnOk" name="btnOk" value="提交" />
12     </form>
13 </body>
14 </html>

showPerfileInfo.jsp

 1 <%@page import="com.mysql.fabric.Response"%>
 2 <%@page import="java.util.List" %>
 3 <%@page import="com.dx.javamvc.entity.User" %>
 4 <%@ page language="java" contentType="text/html; charset=UTF-8"
 5     pageEncoding="UTF-8" %>
 6 
 7 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 8 <html>
 9 <head>
10 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
11 <title>Insert title here</title>
12 </head>
13 <body>
14 <% List<User> userItem= (List<User>)request.getAttribute("UserItems"); %>
15 <%for(User user :userItem){
16     out.write("llddd");
17     %>
18     <%=user.getId() %><br/>
19     <%=user.getUserName() %><br/>
20     <%=user.getPassword() %><br/>
21     <%
22 } %>
23 </body>
24 </html>

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