Re: How to get and store uploaded file on server in JSP

From:
=?ISO-8859-1?Q?Arne_Vajh=F8j?= <arne@vajhoej.dk>
Newsgroups:
comp.lang.java.programmer
Date:
Thu, 28 Aug 2008 17:54:09 -0400
Message-ID:
<48b71e7a$0$90276$14726298@news.sunsite.dk>
snehapshinde@gmail.com wrote:

On Aug 28, 5:55 am, Arne Vajh?j <a...@vajhoej.dk> wrote:

Code snippet that processes multiple files:

<%@page import="org.apache.commons.fileupload.*,java.util.*,java.io.*"%>
<%
DiskFileUpload upload = new DiskFileUpload();
List files = upload.parseRequest(request);
for(int i = 0; i < files.size(); i++) {
    FileItem file = (FileItem)files.get(i);
    if(file.getSize() > 0) {
       String filename = "C:\\" + file.getFieldName() + ".upl";
       file.write(new File(filename));
    }}

%>


I tried with this piece of code, but it is throwing following
exception

org.apache.jasper.JasperException: Unable to compile class for JSP

An error occurred at line: 2 in the jsp file: /upload.jsp
Generated servlet error:
DiskFileUpload cannot be resolved or is not a type

I don't understand why is it not able to recognize DiskFileUpload and
FileItem, even though org.apache.commons.fileupload.* has been
imported! Could you please tell me what would be the probable
problem?


import="org.apache.commons.fileupload.*

just imports names - it means that DiskFileUpload can be used as
abbreviation for org.apache.commons.fileupload.DiskFileUpload - it does
not import any code.

The error is with almost certainty that you have not put the
Jakarta FileUpload jar files in classpath. They should be in
WEB-INF/lib !

Arne

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