SmartUpload文件上传，批量下载

import java.io.File; import java.io.IOException; import java.sql.SQLException; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.jspsmart.upload.SmartUpload; import com.jspsmart.upload.SmartUploadException; public class SmartUploadFile extends HttpServlet { /** * Destruction of the servlet. <br> */ public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } /** * The doPost method of the servlet. <br> * * This method is called when a form has its tag value method equals to post. * * @param request the request send by the client to the server * @param response the response send by the server to the client * @throws ServletException if an error occurred * @throws IOException if an error occurred */ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { /*获取文件存储路径*/ String filePath = getServletContext().getRealPath("/") + "images"; File file = new File(filePath); if(!file.exists()){ file.mkdir(); } /*上传文件*/ SmartUpload smartUpload = new SmartUpload(); smartUpload.initialize(getServletConfig(), request, response); smartUpload.setMaxFileSize(1024*1024*10); smartUpload.setTotalMaxFileSize(1024*1024*100); smartUpload.setAllowedFilesList("txt,jpg,gif,png"); int fileCount =0;//上传文件的数量 try { smartUpload.setDeniedFilesList("rar,jsp,js"); smartUpload.upload(); for(int i=0;i<smartUpload.getFiles().getCount();i++) { com.jspsmart.upload.File f= smartUpload.getFiles().getFile(i); String ext = f.getFileExt(); // 文件名后缀 if (f.isMissing()) continue; //如果没有上传文件，就跳过 f.saveAs(filePath+File.separator+System.currentTimeMillis()+"."+ext); //以新文件名存储 System.out.println("上传文件"+System.currentTimeMillis()+i+"."+ext); fileCount++; } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (SmartUploadException e) { // TODO Auto-generated catch block e.printStackTrace(); } /*获取普通表单域*/ String username = smartUpload.getRequest().getParameter("username"); System.out.println("用户名:"+username); request.setAttribute("responseStr",fileCount); request.getRequestDispatcher("/index.jsp").forward(request, response); } /** * Initialization of the servlet. <br> * * @throws ServletException if an error occurs */ public void init() throws ServletException { // Put your code here } }