改进配置信息
改进1;在web.xml中修改欢迎页的配置信息，并将index.jsp移动到jsp文件夹下
<!-- 项目欢迎页，首页 -->
<welcome-file-list>
<welcome-file>jsp/index.jsp</welcome-file>
</welcome-file-list>
改进2：在spmvc-servlet.xml文件中插入下面的代码
1 <!--在spring中一切资源都被视为bean --> 2 <bean id="simpleUrlHandlerMapping" 3 class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping"> 4 <property name="mappings"> 5 <props> 6 <prop key="/my.do">MyControl</prop> 7 <prop key="/login.do">LoginControl</prop> 8 </props> 9 </property> 10 </bean> 11 <!-- 在访问的jsp页面的前后加上前缀和后缀 --> 12 <bean id="viewResolver" 13 class="org.springframework.web.servlet.view.InternalResourceViewResolver"> 14 <property name="prefix" value="/jsp/" /> 15 <property name="suffix" value=".jsp" /> 16 </bean> 17 18 <!-- 说明： my.do 的请求将给名为 MyControl 的 bean 进行处理。 --> 19 <bean id="MyControl" class="com.test.MyController"></bean> 20 <bean id="LoginControl" class="com.test.LoginControl"></bean>
改进3：改动MyController.java文件
编写：LoginControl.java文件
1 package com.test;
2
3 import javax.servlet.http.HttpServletRequest;
4 import javax.servlet.http.HttpServletResponse;
5
6 import org.springframework.web.servlet.ModelAndView;
7 import org.springframework.web.servlet.mvc.Controller;
8
9 public class LoginControl implements Controller{
10
11 @Override
12 public ModelAndView handleRequest(HttpServletRequest arg0, HttpServletResponse arg1) throws Exception {
13 // TODO Auto-generated method stub
14 ModelAndView mv = new ModelAndView("login");
15 mv.addObject("什么的干活", "dfdsfs");
16 return mv;
17 }
18
19 }
改进4.编写login.jsp文件
1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
2 <%
3 String path = request.getContextPath();
4 String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
5 + path + "/";
6 %>
7
8 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
9 <html>
10 <head>
11 <base href="<%=basePath%>">
12
13 <title>My JSP ‘login.jsp‘ starting page</title>
14
15 <meta http-equiv="pragma" content="no-cache">
16 <meta http-equiv="cache-control" content="no-cache">
17 <meta http-equiv="expires" content="0">
18 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
19 <meta http-equiv="description" content="This is my page">
20 <!--
21 <link rel="stylesheet" type="text/css" href="styles.css">
22 -->
23
24 </head>
25
26 <body>
27 <form action="post" method="get">
28 First name:<br> <input type="text" name="firstname"> <br>
29 Last name:<br> <input type="text" name="lastname">
30
31 </form>
32 ${什么的干活}
33
34 </body>
35 </html>
5.访问网页的问题
1.启动项目
2.打开浏览器
打开了项目的首页;
<a href="http://localhost:8080/my_web_spring/jsp/login.jsp">登录界面</a>
3.在浏览器地址栏后面输入my.do
返回在java文件中的信息
4.点击链接，跳转到登录界面
5.
原文地址：https://www.cnblogs.com/xyblogs/p/9026474.html
时间： 2024-10-04 16:47:52