Validate an xpage without save

Just wondering if it is possible to call server-side validation on an xpage without trying to save the document?

Subject: Some articles…

Take a look at the following articles:

http://www-10.lotus.com/ldd/ddwiki.nsf/dx/server-side-versus-client-side-validation-on-an-xpage.htm

http://www-10.lotus.com/ldd/ddwiki.nsf/dx/error-management-in-xpages.htm