jsp写的一个文件上传，出错了，求救！！
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.util.*,com.jspsmart.upload.*"%>
<html>
<head>
<title>用smartUpload组件实现文件上传</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<div align="center">
<%
// 新建一个SmartUpload对象
SmartUpload su = new SmartUpload();
// 上传初始化
su.initialize(pageContext);
//设定上传限制
//限制每个上传文件的最大长度。
su.setMaxFileSize(1000000);
//限制总上传数据的长度。
su.setTotalMaxFileSize(4000000);
//设定允许上传的文件（通过扩展名限制）,仅允许doc,txt文件。
su.setAllowedFilesList("doc,txt");
//设定禁止上传的文件（通过扩展名限制）,禁止上传带有exe,bat,jsp,htm,html扩展名的文件和没有扩展名的文件。
su.setDeniedFilesList("exe,bat,jsp,htm,html,,");
// 上传文件
su.upload();
// 将上传文件全部保存到指定目录
int count = su.save("/uploadfiles");
out.println("<font color=red>"+count+"</font>个文件上传成功！<br>");
// 逐一提取上传文件信息，同时可保存文件。
for (int i=0;i<su.getFiles().getCount();i++)
{
com.jspsmart.upload.File file = su.getFiles().getFile(i);
// 若文件表单中的文件选项没有选择文件则继续
if (file.isMissing())
{
continue;
}
// 显示当前文件信息
out.println("<TABLE BORDER=1>");
out.println("<TR><TD>表单项名（FieldName）</TD><TD>"+file.getFieldName()+"</TD></TR>");
out.println("<TR><TD>文件长度（Size）</TD><TD>"+file.getSize()+"</TD></TR>");
out.println("<TR><TD>文件名（FileName）</TD><TD>"+file.getFileName()+"</TD></TR>");
out.println("<TR><TD>文件扩展名（FileExt）</TD><TD>" +file.getFileExt()+"</TD></TR>");
out.println("<TR><TD>文件全名（FilePathName）</TD><TD>"+file.getFilePathName()+"</TD></TR>");
out.println("</TABLE><BR>");
}
%>
</div>
</body>
</html>
编译时的错误：：
2008-3-22 13:32:31 org.apache.catalina.startup.HostConfig checkResources
信息: Reloading context [/upload]
2008-3-22 13:32:40 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: Unable to compile class for JSP
An error occurred at line: 9 in the jsp file: /file_upload_smart_do.jsp
Generated servlet error:
SmartUpload cannot be resolved or is not a type
An error occurred at line: 9 in the jsp file: /file_upload_smart_do.jsp
Generated servlet error:
SmartUpload cannot be resolved or is not a type
An error occurred at line: 9 in the jsp file: /file_upload_smart_do.jsp
Generated servlet error:
com.jspsmart.upload.File cannot be resolved or is not a type
at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)
at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:397)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:288)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:556)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:293)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:619)
[解决办法]
把smartupload.jar 复制到
tomcat/shared/lib 目录下面，或者
WEB-INF/lib 目录下面
[解决办法]
肯定是包放错位置了！
再仔细查看一下吧！
