上传&下载

来源：互联网发布：腾讯企业邮箱域名格式编辑：程序博客网时间：2024/04/30 01:31

上传

upload.html:

do_upload.jsp:

<%@ page contentType="text/html;charset=gb2312"%><%@ page import="java.sql.*"%><%@ page import="com.jspsmart.upload.*" %><% //实例化上载bean SmartUpload mySmartUpload=new SmartUpload(); //初始化 mySmartUpload.initialize(pageContext); //设置上载的最大值 mySmartUpload.setMaxFileSize(500*1024); // 设置允许上传文件的格式 mySmartUpload.setAllowedFilesList("txt,jpg,mp3"); //上载文件 mySmartUpload.upload(); //循环取得所有上载的文件 for (int i=0;i<mySmartUpload.getFiles().getCount();i++){ //取得上载的文件 com.jspsmart.upload.File myFile = mySmartUpload.getFiles().getFile(i); if (!myFile.isMissing()) { String fileName = myFile.getFileName(); String path = getServletContext().getRealPath("/"); String trace = path + fileName; myFile.saveAs(trace); } } %>

下载

download.html:

do_download.jsp:

<%@ page contentType="text/html;charset=gb2312"import="com.jspsmart.upload.*" %><%// 新建一个SmartUpload对象SmartUpload su = new SmartUpload();// 初始化su.initialize(pageContext);// 设定contentDisposition为null以禁止浏览器自动打开文件，//保证点击链接后是下载文件。若不设定，则下载的文件扩展名为//doc时，浏览器将自动用word打开它。扩展名为pdf时，//浏览器将用acrobat打开。su.setContentDisposition(null);String filename = "";filename = request.getParameter("type");System.out.println(filename);String root = getServletContext().getRealPath("/");String path = root + "eWebEditor" + "/photo/" + filename;System.out.println(path);// 下载文件su.downloadFile(path);%>