public ActionForward exemptPublicPresentationSeminarComission(ActionMapping mapping, ActionForm actionForm,
HttpServletRequest request, HttpServletResponse response) {
try {
ExecuteProcessActivity.run(getProcess(request), ExemptPublicPresentationSeminarComission.class,
new PublicPresentationSeminarProcessBean());
} catch (final DomainException e) {
addErrorMessage(request, e.getMessage(), e.getArgs());
return prepareExemptPublicPresentationSeminarComission(mapping, actionForm, request, response);
}