文件上传操作

DiskFileItemFactory类、ServletFileUpload 类、FileItem类的详解：

fileItem

http://blog.csdn.net/chinaliuyan/article/details/7002016

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API文档：http://commons.apache.org/fileupload/apidocs/org/apache/commons/fileupload/disk/DiskFileItemFactory.html

common-fileupload文件上传及下载 http://blog.csdn.net/chinaliuyan/article/details/7002060JavaWeb上传下载文件 http://blog.csdn.net/chinaliuyan/article/details/7001947

Ajax之文件上传(MonitoredDiskFileItemFactory.java)(2007-02-27 11:11:05)http://blog.sina.com.cn/s/blog_4c490508010006om.html