J2EE下传文件至服务器
日期：2014-05-19 浏览次数：20684 次
?昨天整了个J2EE文件下载的code，今天熬夜，凌晨半点了，终于把J2EE文件上传一口气给code下来了...
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本文以Commons FileUpload为例，展示如何利用Commons FileUpload在J2EE中上传文件。
展示DEMO如下,欢迎拍砖。~—~
有点缺憾，就是没做成进度条的效果，因为目前还没头绪，-_-? .....
web.xml
? ? index.jsp<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<servlet>
<servlet-name>FileUploadServlet</servlet-name>
<servlet-class>com.syc.servlet.FileUploadServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>FileUploadServlet</servlet-name>
<url-pattern>/FileUploadServlet</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.htm</welcome-file>
<welcome-file>default.jsp</welcome-file>
</welcome-file-list>
</web-app>
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<%@ page language="java" import="java.util.*" contentType="text/html;charset=gbk" pageEncoding="gbk"%> <html> <body> <form action="FileUploadServlet" enctype="multipart/form-data" method="post"> <input type="text" name="username" /><br /> <input type="file" name="myfile" /><br/> <input type="file" name="myfile" /><br/> <input type="submit" /> </form> </body> </html>
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FileUploadServlet.java
package com.syc.servlet; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.FileUpload; import org.apache.commons.fileupload.FileUploadException; import org.apache.commons.file
