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Date: Fri, 27 Jul 2007 17:23:15 +0800
From: "=?GB2312?B?1tPUrWZyb2FzdA==?=" <froast@gmail.com>
To: user@struts.apache.org
Subject: [S2]can I skip file upload validation when I did not upload a file?
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<interceptor-ref name="defaultStack">
                  <param name="fileUpload.allowedTypes
">image/png,image/gif,image/jpeg</param>
                 <param name="fileUpload.maximumSize">102400</param>
                 <param name="validation.excludeMethods">*</param>
                 <param name="validation.includeMethods
">saveCertificate</param>
</interceptor-ref>

the upload file is not nessary, so i want it to be validated when I upload a
file, and skip validation when I did not upload a file, how should I do?

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