springMVC 文件上传 HTTP Status 400 – Bad Request

springMVC 文件上传 HTTP Status 400 – Bad Request

可能原因是:multipartResolver没有配置正确

请看解决方案:

<!--文件上传 id必须为multipartResolver,不然报错HTTP Status 400 – Bad Request-->
    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="defaultEncoding" value="UTF-8"/>
        <!--5M-->
        <property name="maxUploadSizePerFile" value="5242880"/>
        <property name="uploadTempDir" value="file:/tmp"/>
    </bean>

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转载自blog.csdn.net/u_ascend/article/details/80477318