<mvc:annotation-driven />

 <bean id="validateArgsAOP" class="com.my.validate.aop.ValidateArgsAOP"/>

  <aop:config>
  <aop:aspect id="argAOP" ref="validateArgsAOP">
   <aop:pointcut id="target" expression="execution(* com.wlqq.apigateway..*Controller.*(..))"/>
   <aop:around method="doAround" pointcut-ref="target"/>
  </aop:aspect>
  </aop:config>

@RequestMapping(value=”/template”, method = RequestMethod.POST) 
@ResponseBody 
public JSONObject create(@RequestBody @Valid User json) { 
}

@NotBlank
private String name;

@NotBlank(message = "用户名不能为空") 
@Length(min=5, max=20, message="用户名长度必须在5-20之间") 
@Pattern(regexp = "^[a-zA-Z_]\\w{4,19}$", message = "用户名必须以字母下划线开头，可由字母数字下划线组成") 
private String username; 

@Range(min=0, max=4)
private int scale;//基础规格

@NotEmpty
private List<UserInfo> userList; 

@Valid
@NotEmpty
private List<UserInfo> userList;