<properties> ???<commons-fileupload.version>1.3.1</commons-fileupload.version></properties><dependencyManagement> ???<dependencies> ???????<!-- 文件上传组件 --> ???????<dependency> ???????????<groupId>commons-fileupload</groupId> ???????????<artifactId>commons-fileupload</artifactId> ???????????<version>${commons-fileupload.version}</version> ???????</dependency> ???</dependencies></dependencyManagement>配置fileupload（文件上传组件）
原文地址：https://www.cnblogs.com/yikuan-919/p/9704350.html