Spring无法获取到小程序put请求的参数

添加过滤器即可

<filter>
    <filter-name>HttpMethodFilter</filter-name>
    <filter-class>org.springframework.web.filter.HttpPutFormContentFilter
    </filter-class>
</filter>
<filter-mapping>
    <filter-name>HttpMethodFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>