public ActionForward revokeDocumentFile(ActionMapping mapping, ActionForm form, HttpServletRequest request,
HttpServletResponse response) throws FenixServiceException {
CandidacyProcessDocumentUploadBean uploadBean =
(CandidacyProcessDocumentUploadBean) getObjectFromViewState("individualCandidacyProcessBean.document");
String documentExternalId = request.getParameter("documentFileOid");
IndividualCandidacyDocumentFile documentFile = FenixFramework.getDomainObject(documentExternalId);
uploadBean.setDocumentFile(documentFile);
executeActivity(getProcess(request), "RevokeDocumentFile", uploadBean);
return prepareExecuteEditDocuments(mapping, form, request, response);