首先去http://www.jspsmart.com下载jspSmartUpload.zip,解压缩后将文件放在WEB-INF/classes/下（目前这个网站已经被关闭）
本地下载
下面是演示。SmartUpLoad只有一个构造函数。即public
SmartUpload在jsp中直接使用javaBean来生成一个SmartUpLoad的对象
<jsp:useBean
id="mySmartUpload" scope="page"
class="com.jspsmart.upload.SmartUpload"/>
下面是演示。其中方法都是有注释的
------------------------------Jspsmart.html---------------
<
html
>
<
head
>
<
title
>
Jspsmart.html
</
title
>
<
meta
http-equiv
="Content-Type"
content
="text/html; charset=GB2312"
>
</
head
>
<
body
>
<
h2
>
文件上传范例 - jspSmart
</
h2
>
<
form
name
="Form1"
enctype
="multipart/form-data"
method
="post"
action
="Jspsmart.jsp"
>
<
p
>
上传文件 1：
<
input
type
="file"
name
="File1"
size
="20"
maxlength
="20"
></
p
>
<
p
>
上传文件 2：
<
input
type
="file"
name
="File2"
size
="20"
maxlength
="20"
></
p
>
<
input
type
="submit"
value
="上传"
>
<
input
type
="reset"
value
="清除"
>
</
form
>
</
body
>
</
html
>
------------------------------------Jspsmart.jsp--------------------
<%@ page import="com.jspsmart.upload.*" %>
<%@ page contentType="text/html;charset=GB2312" %>
<html>
<head>
<title>CH9 - Jspsmart2.jsp</title>
</head>
<body>
<h2>文件上传范例 - jspSmart</h2>
<jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload"/>
<%
//计算文件上传个数
int count=0;
//SmartUpload的初始化，使用这个jspsmart一定要在一开始就这样声明
mySmartUpload.initialize(pageContext);
//依据form的内容上传
mySmartUpload.upload();
//将上传的文件一个一个取出来处理
for (int i=0;i<mySmartUpload.getFiles().getCount();i++)
{
//取出一个文件
com.jspsmart.upload.File myFile = mySmartUpload.getFiles().getFile(i);
//如果文件存在，则做存档操作
if (!myFile.isMissing()) {
//将文件存放于绝对路径的位置
myFile.saveAs("C:\\upload\\" + myFile.getFileName(),
mySmartUpload.SAVE_PHYSICAL);
//显示此上传文件的详细信息
out.println("FieldName = " + myFile.getFieldName() + "<BR>");
out.println("Size = " + myFile.getSize() + "<BR>");
out.println("FileName = " + myFile.getFileName() + "<BR>");
out.println("FileExt = " + myFile.getFileExt() + "<BR>");
out.println("FilePathName = " + myFile.getFilePathName() + "<BR>");
out.println("ContentType = " + myFile.getContentType() + "<BR>");
out.println("ContentDisp = " + myFile.getContentDisp() +"<BR>");
out.println("TypeMIME = " + myFile.getTypeMIME() +"<BR>");
out.println("SubTypeMIME = " + myFile.getSubTypeMIME() + "<BR>");
count ++;
}
}
// 显示应该上传的文件数目
out.println("<BR>" + mySmartUpload.getFiles().getCount() + " files could be uploaded.<BR>");
// 显示成功上传的文件数目
out.println(count + "file(s) uploaded.");
%>
</body>
</html>