Spring3MVC+ajax

随便玩了玩springMVC3 + ajax
帖下代码和目录结构

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
	http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
	
	<!-- spring Configuration -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<context-param>   
            <param-name>contextConfigLocation</param-name>   
            <param-value>classpath:applicationContext.xml</param-value>   
    </context-param> 
    <!-- CharacterFilter--> 
	<filter>
		<filter-name>CharacterFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<param-name>encodings</param-name>
			<param-value>UTF-8</param-value>
		</init-param>
		<init-param>
			<param-name>forceEncoding</param-name>
			<param-value>true</param-value> 
		</init-param>
	</filter>
	
	<filter-mapping>
		<filter-name>CharacterFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<filter-mapping>         
        <filter-name>CharacterFilter</filter-name>         
        <url-pattern>*.jsp</url-pattern>         
    </filter-mapping>  
	<servlet>
		<servlet-name>dispatcher</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<init-param>
			<param-name>contextConfigLocation</param-name>
			<param-value>classpath:cn/com/ppm/mvcconfig/dispatcher-servlet.xml</param-value>
		</init-param>
		<load-on-startup>1</load-on-startup>
	</servlet>

	<servlet-mapping>
		<servlet-name>dispatcher</servlet-name>
				<url-pattern>/</url-pattern>
	</servlet-mapping>
	<servlet-mapping>
     <servlet-name>default</servlet-name>
     <url-pattern>*.js</url-pattern>
 	</servlet-mapping>
	<welcome-file-list>
		<welcome-file>index.jsp</welcome-file>
	</welcome-file-list>
	<session-config>         
            <session-timeout>60</session-timeout>         
    </session-config>  
</web-app>

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
	xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation=" 
          http://www.springframework.org/schema/beans 
          http://www.springframework.org/schema/beans/spring-beans-3.0.xsd 
          http://www.springframework.org/schema/tx 
          http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
          http://www.springframework.org/schema/context 
          http://www.springframework.org/schema/context/spring-context-3.0.xsd 
          http://www.springframework.org/schema/aop 
          http://www.springframework.org/schema/aop/spring-aop-3.0.xsd" default-autowire="byName">


	
	<context:component-scan base-package="cn.com.ppm">
		<context:exclude-filter type="regex" expression="cn.com.ppm.web.controller.*"/>
	</context:component-scan>
</beans>

dispatcher-servlet.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation=" 
           http://www.springframework.org/schema/beans 
           http://www.springframework.org/schema/beans/spring-beans-3.0.xsd 
           http://www.springframework.org/schema/context 
           http://www.springframework.org/schema/context/spring-context-3.0.xsd
           http://www.springframework.org/schema/mvc 
           http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd" default-autowire="byName">
	 
	 
	<!-- 扫描所有的controller -->
	<context:component-scan base-package="cn.com.ppm.web.controller" />

	 
</beans> 

UserController

package cn.com.ppm.web.controller;

import java.util.HashMap;
import java.util.Map;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.SessionAttributes;

 
 

@Controller
@SessionAttributes("user")
public class UserController {
	@RequestMapping(value="/login",method=RequestMethod.POST)
	@ResponseBody  
	public Map<String, String> addUser() {
		Map<String, String> map = new HashMap<String, String>(1);
		map.put("success", "true");
		return map;
	}
	 
}

ppm.js

$(document).ready(
		function() {
		 
			$("#submit").click(function() {
				var jsonuserinfo = $.toJSON($('#form').serializeObject());
				alert(jsonuserinfo);
				jQuery.ajax( {
					type : 'POST',
					contentType : 'application/json',
					url : 'login',
					data : jsonuserinfo,
					dataType : 'json',
					success : function(data) {
						alert("成功啦！");
					},
					error : function(data) {
						$('#info').html("出错啦 !<br/>");
					}
				});
			});
		});

index.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    <title>login</title>
    <script type="text/javascript" src="<%=request.getContextPath() %>/js/jquery.js"></script>
    <script type="text/javascript" src="<%=request.getContextPath() %>/js/ppm.js"></script>
	<script type="text/javascript" src="http://jquery-json.googlecode.com/files/jquery.json-2.2.min.js"></script>
     
  </head>
  
  <body>
 <div id="info"></div>  
	<form action="login" method="post" id="form">
		编号：<input type="text" name="id"/>
		姓名：<input type="text" name="username"/>
		年龄：<input type="text" name="age"/>
		
		<input type="button" value="提交" id="submit"/>
	</form>
  </body>
</html>