java文件名加时间戳,java – 如何在上载文件时为文件名添加时间戳

这是上传文件代码的相关

java代码,我需要为文件名添加时间戳,然后将其上传到特定目录

public class Upload extends HttpServlet {

private static final long serialVersionUID = 1L;

public void init() throws ServletException {

System.out.println(this.getClass().getName());

}

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//boolean MultipartRequest;

//String PrintWriter;

response.setContentType("text/html");

PrintWriter out = response.getWriter();

MultipartRequest multipartRequest = new MultipartRequest(request, "/home/hadoop/Desktop");

out.println("succcesfully uploaded");

}

public void destroy() {

System.out.println(this.getClass().getName());

}

}

Selectfile: