请问，MultipartRequest怎么用啊！

Question

问题解决：testa.jsp
<%//com_org.rar&Ouml;&ETH;&micro;&Auml;&Aacute;í&Ograve;&raquo;&cedil;&ouml;°ü&Ecirc;&Ccedil;&pound;&not;&Aacute;&not;&frac12;&Oacute;MYSQL&Ecirc;&yacute;&frac34;&Yacute;&iquest;&acirc;&Oacute;&Atilde;&micro;&Auml;%>
<%@page contentType="text/html;charset=GB2312" %>
<%@ page language="java" import="com.jspsmart.upload.*"%>
<%@ page import="com.oreilly.servlet.MultipartRequest"%><%//&acute;&Euml;°ü&raquo;&sup1;&sup2;&raquo;&Ouml;&ordf;&Ocirc;&Uacute;&Auml;&Auml;&para;ù&Iuml;&Acirc;%>
<%@ page import="java.io.*" %>
<jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload" /><%
//2003-7-21
//test the element of this form 
out.print( mySmartUpload.getRequest().getParameter("atext") + "<br>" );
if(request.getParameter("ok")!=null)
{
String saveDirectory = "c:/bea/";
int maxSize = 200;
int maxPostSize = maxSize * 1024 * 1024 ;
MultipartRequest multi = new MultipartRequest(request , saveDirectory , maxPostSize ); 
out.print( multi.getParameter("atext") );
//file upload
/*
mySmartUpload.initialize(pageContext);
mySmartUpload.setTotalMaxFileSize(100000);
mySmartUpload.upload();
try {
int count = mySmartUpload.save("/thesis");
} catch (Exception e) { 
out.println(e.toString());
}
*/
out.print("<br>&Icirc;&Auml;&frac14;&thorn;&Eacute;&Iuml;&acute;&laquo;&sup3;&Eacute;&sup1;&brvbar;&pound;&iexcl;<br>");
}
%><form name=addFile action="testa.jsp?ok=1" METHOD="POST" ENCTYPE="multipart/form-data">
input&pound;&ordm;<input type=text name=atext><br>
upload&pound;&ordm;<INPUT TYPE="FILE" NAME="FILE1" SIZE="20"><br>
<input type=submit value=ok >
</form>