struts2多个文件上传-优快云博客

本文介绍如何使用Struts2框架实现文件上传功能。通过配置struts.xml文件并定义拦截器来处理多文件上传，自动获取文件、文件名及文件类型。

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"<input type='file' name='attachFiles'/>"
"<input type='file' name='attachFiles'/>"
"<input type='file' name='attachFiles'/>"
"<input type='file' name='attachFiles'/>"
"<input type='file' name='attachFiles'/>"
.......
"<input type="submit" value="上传" />"

struts2自动获取到文件，文件名，文件类型//.txt
private List<File> attachFiles;
private List<String> attachFilesFileName;
private List<String> attachFilesContentType;

struts配置文件

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.i18n.encoding" value="GBK" />
<constant name="struts.multipart.saveDir" value="d:\" />
<constant name="struts.multipart.maxSize" value="999999999"/>

<package name="example" namespace="/example" extends="struts-default">
<action name="doUpload" class="example.FileAction">
<interceptor-ref name="fileUpload">
<param name="maximumSize">999999999</param>
</interceptor-ref>
<interceptor-ref name="basicStack"/>
<result name="success">/success.jsp</result>
</action>
</package>
</struts>