此案例详细的介绍了如何在struts+hibernate+spring中进行上传下载功能的实现，具体代码有详细的注释，希望对大家有帮助！-This case describes in detail how the struts+ hibernate+ spring in to upload and download functions to achieve the specific code with detailed comments

turn volume up or down

tcp 或 udp 实现文件的上传和下载，只是一个简单的例子-tcp or udp for file upload and download, just a simple example