自己写的，请参考。 [Servlet与JSP]用java实现上传下载功能 - Own write, please refer. [ Servlet and JSP ] realize with java on passes on the downloading function

voiceim：语音网站聊天器，基于jabber, 里面有详细的说明文档，程序用jsp+applet实现语音聊天功能。 这次上传的全部基于jabber,希望能对致力于即时聊天的开发者有用，全部代码外部网络基本下载不到。-voiceim : voice chat-based jabber, there are detailed documentation, procedures jsp applet using voice chat. Uploading of all this jabber

这是用jsp做的，实现了文件的上传与下载，很方便的。-upload

用jsp实现文件的上传下载，并有一些限制条件，使用SmartUpload组件-Achieved with the jsp file uploading and downloading, and there are some restrictions, the use of SmartUpload Components