spring mvc支持返回json

@ResponseBody
@RequestMapping(value = "/test", produces = "application/json;charset=UTF-8")
public Map<String, Object> test() {
Map<String, Object> map = new HashMap<String, Object>();
map.put("success", true);
map.put("data", "your data");
return map;
}

{"success":true,"data":"your data"}

<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.4.0</version>
</dependency>