Struts---多文件上传、单文件下载

struts.xml

 <?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.multipart.maxSize" value="3000000001000"></constant>

     <package name="a" extends="struts-default">

     <!-- 上传   多文件上传 -->

         <action name="upload" class="com.zr.fileupload" method="upload">

             <param name="allowedTypes">image/bmp,image.jpg</param>

             <param name="allowedExtensions">.jpg</param>

             <interceptor-ref name="fileUpload">

             <param name="maximumSize">81111110111</param>

             </interceptor-ref>

              <interceptor-ref name="defaultStack"/>

             <result name="OK">/upload.jsp</result>

         </action>

     <!-- 下载   单文件下载 -->

         <action name="DownLoad" class="com.zr.DownLoad">

         <result type="stream">

             <param name="contentDisposition">attachment;filename=${fileName}</param>

         </result>

         </action>

     </package>

 </struts>

下载方法

 package com.zr;

 import java.io.File;

 import java.io.FileInputStream;

 import java.io.InputStream;

 import java.io.UnsupportedEncodingException;

 import com.opensymphony.xwork2.ActionSupport;

 public class DownLoad extends ActionSupport{

     private String fileName;

     public String getFileName() throws Exception{

         fileName=new String(fileName.getBytes(), "ISO8859-1");

         return fileName;

     }

     public void setFileName(String fileName) {

         this.fileName = fileName;

     }

     public InputStream getInputStream()throws Exception{

         File file=new File("C:/jdk-6u39-windows-i586.exe");

         this.fileName="jdk-6u39-windows-i586.exe";

         return new FileInputStream(file);

     }

 }

实体类

 package com.zr;

 import java.io.File;

 import java.io.IOException;

 import org.apache.commons.io.FileUtils;

 import com.opensymphony.xwork2.ActionSupport;

 public class fileupload extends ActionSupport{

     private File   [] upload;

     private String [] uploadFileName;

     private String [] uploadContentType;

     public String upload() throws IOException{

         for (int i = 0; i <upload.length; i++) {

             String filepath="c:/"+uploadFileName[i];

             File fp=new File(filepath);

             FileUtils.copyFile(upload[i], fp);

         }

         return "OK";

     }

     public File[] getUpload() {

         return upload;

     }

     public void setUpload(File[] upload) {

         this.upload = upload;

     }

     public String[] getUploadFileName() {

         return uploadFileName;

     }

     public void setUploadFileName(String[] uploadFileName) {

         this.uploadFileName = uploadFileName;

     }

     public String[] getUploadContentType() {

         return uploadContentType;

     }

     public void setUploadContentType(String[] uploadContentType) {

         this.uploadContentType = uploadContentType;

     }

 }

index.jsp页面

 <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

 <%@ taglib uri="/struts-tags" prefix="s" %>

 <%

 String path = request.getContextPath();

 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

 %>

 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

 <html>

   <head>

     <base href="<%=basePath%>">

     <title>My JSP 'index.jsp' starting page</title>

     <meta http-equiv="pragma" content="no-cache">

     <meta http-equiv="cache-control" content="no-cache">

     <meta http-equiv="expires" content="0">

     <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

     <meta http-equiv="description" content="This is my page">

     <!--

     <link rel="stylesheet" type="text/css" href="styles.css">

     -->

     <SCRIPT type="text/javascript" src="jquery-1.8.2.min.js"></SCRIPT>

   </head>

   <body>

         <embed

             name="honehoneclock"

             width="320"

             align="middle"

             pluginspage="http://www.macromedia.com/go/getflashplayer"

             src="http://chabudai.sakura.ne.jp/blogparts/honehoneclock/honehone_clock_wh.swf"

             type="application/x-shockwave-flash"

             allowscriptaccess="always"

             bgcolor="#ffffff"

             quality="high"

             wmode="transparent"

         >

         <form action="upload"  method="post" enctype="multipart/form-data">

              <input type="file" name="upload"><br/>

              <input type="file" name="upload"><br/>

              <input type="file" name="upload"><br/>

              <input type="submit"  value="上传"> <br/>

          </form>

          <a href="DownLoad.action">下载</a>

   </body>

 
 </html>

struts配置注意事件

Struts---多文件上传、单文件下载-LMLPHP

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可供他人参考

2017-08-1112:51:01