public ActionForward generateMetadataForRegistry(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
HttpServletResponse response) {
RectorateSubmissionBatch batch = getDomainObject(request, "batchOid");
Set<AcademicServiceRequest> docs = getRelevantDocuments(batch.getDocumentRequestSet());
DocumentRequestExcelUtils excelUtils = new DocumentRequestExcelUtils(request, response);
excelUtils.generateSortedExcel(docs, "registos-");
return null;
}