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From Martin Cooper <>
Subject Re: [FileUpload] Very Basic Question
Date Sun, 19 Dec 2004 18:05:19 GMT
On Sun, 19 Dec 2004 12:38:57 -0500, Rhino <> wrote:
> Could someone kindly tell me where I should be putting the
> commons-fileupload-1.0-jar when I deploy my Tomcat servlet to Tomcat? I've
> searched high and low through mailing lists and FileUpload docs and I can't
> find any mention of this.
> My servlet compiles fine but when I deploy it to Tomcat (5.0.28) Tomcat
> can't find the jar so that it can do the uploading and I get this:


> I think this is nature's way of telling me that I haven't got the FileUpload
> jar in the right place. Apparently, Tomcat can't use the copy of the jar
> that is in server/lib; as I understand it, this directory is only for
> uploads done by the server, not by the applications. I would have tried it
> in common/lib but I have specific instructions from Martin Cooper that say
> "keep the FileUpload jar within your own web app, and don't try to share it
> by putting it in common/lib".
> So where DO I put the jar??? I suppose the answer should be obvious since I
> can't find any evidence of anyone else ever asking it but it's eluding me.

The FileUpload jar file should go into WEB-INF/lib, inside your war
file. This is the same place that all of your other jar files should
go, and is the standard location for jar files in a web application.
See the Servlet spec for more information.

Martin Cooper

> Do I just drop the jar in the webapps/[MyAppName] folder? Won't that ensure
> that I have to put it back there manually every time I redeploy the servlet?
> Should I put the jar in the WAR file itself?
> Any guidance would be appreciated!
> Rhino
> ---
> rhino1 AT sympatico DOT ca
> "There are two ways of constructing a software design. One way is to make it
> so simple that there are obviously no deficiencies. And the other way is to
> make it so complicated that there are no obvious deficiencies." - C.A.R.
> Hoare
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