本文通过一个文件上传下载的Web应用，讲解了如何构建基于SSH的Web应用，通过Struts和FormFile，Spring的LobHandler以及Spring为HibernateBlob处理所提供的用户类BlobByteArrayType ，实现上传和下载文件的功能仅需要廖廖数行的代码即告完成。在行文中，还穿插了一些分层的设计经验，配置技巧和Spring所提供的方便类，相信这些知识对您的开发都有所裨益。注：此资料非上传者本人作品，只为共同学习，如有版权问题，请站长酌情处理。-In this paper, a file uploading and downloading of Web applications, explain how to build a Web-based SSH application, through the Struts and FormFile, Spring' s LobHandler and treatment provided by Spring to HibernateBlob user class BlobByteArrayType, upload and download files to achieve the functions of only need very few number of lines of code is completed. In the text, it is also interspersed a number of hierarchical design experience, skills and Spring configuration provides the convenience of classes, I believe that this knowledge is beneficial to both your development. Note: This information non From my work, just to learn together, if copyright issues, please owners discretion.