需求说明：查看用户明细，要求返回的数据以json纯数据的格式进行输出
修改springmvc-servlet.xml配置文件
1 <?xml version="1.0" encoding="UTF-8"?>
2 <beans xmlns="http://www.springframework.org/schema/beans"
3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
4 xmlns:mvc="http://www.springframework.org/schema/mvc"
5 xmlns:p="http://www.springframework.org/schema/p"
6 xmlns:context="http://www.springframework.org/schema/context"
7 xsi:schemaLocation="
8 http://www.springframework.org/schema/beans
9 http://www.springframework.org/schema/beans/spring-beans.xsd
10 http://www.springframework.org/schema/context
11 http://www.springframework.org/schema/context/spring-context.xsd
12 http://www.springframework.org/schema/mvc
13 http://www.springframework.org/schema/mvc/spring-mvc.xsd">
14
15 <context:component-scan base-package="cn.smbms.controller"/>
16
17 <mvc:annotation-driven>
18 <mvc:message-converters>
19 <bean class="org.springframework.http.converter.StringHttpMessageConverter">
20 <property name="supportedMediaTypes">
21 <list>
22 <value>application/json;charset=UTF-8</value>
23 </list>
24 </property>
25 </bean>
26 <bean class="com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter">
27 <property name="supportedMediaTypes">
28 <list>
29 <value>text/html;charset=UTF-8</value>
30 <value>application/json</value>
31 </list>
32 </property>
33 <property name="features">
34 <list>
35 <!-- Date的日期转换器 -->
36 <value>WriteDateUseDateFormat</value>
37 </list>
38 </property>
39 </bean>
40 </mvc:message-converters>
41 </mvc:annotation-driven>
42
43 <mvc:resources mapping="/statics/**" location="/statics/" />
44 <!-- 完成视图的对应 -->
45 <!-- 对转向页面的路径解析。prefix：前缀， suffix：后缀 -->
46 <!-- <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" >
47 <property name="prefix" value="/WEB-INF/jsp/"/>
48 <property name="suffix" value=".jsp"/>
49 </bean> -->
50
51 <!-- 配置多视图解析器：允许同样的内容数据呈现不同的view -->
52 <bean class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver">
53 <property name="favorParameter" value="true"/>
54 <property name="defaultContentType" value="text/html"/>
55 <property name="mediaTypes">
56 <map>
57 <entry key="html" value="text/html;charset=UTF-8"/>
58 <entry key="json" value="application/json;charset=UTF-8"/>
59 <entry key="xml" value="application/xml;charset=UTF-8"/>
60 </map>
61 </property>
62 <!--配置网页的视图解析器 -->
63 <property name="viewResolvers">
64 <list>
65 <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" >
66 <property name="prefix" value="/WEB-INF/jsp/"/>
67 <property name="suffix" value=".jsp"/>
68 </bean>
69 </list>
70 </property>
71 </bean>
72
73 <!-- 全局异常处理 -->
74 <bean class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
75 <property name="exceptionMappings">
76 <props>
77 <prop key="java.lang.RuntimeException">error</prop>
78 </props>
79 </property>
80 </bean>
81
82 <!-- 配置MultipartResolver，用于上传文件，使用spring的CommonsMultipartResolver -->
83 <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
84 <property name="maxUploadSize" value="5000000"/>
85 <property name="defaultEncoding" value="UTF-8"/>
86 </bean>
87
88 </beans>
修改userlist.js
UserController.java保持不动
启动项目，在浏览器上面直接输入地址：（能够看到我们想要的结果）
还可以换一种实现方式：
修改userlist.js
重新启动项目：在浏览器中数据地址信息，得到如下结果：
