HttpServletRequest request, HttpServletResponse response) throws Exception { ResultParticipation participation = readResultParticipationFromRequest(request);
HttpServletRequest request, HttpServletResponse response) { final ResultParticipation participation = readResultParticipationFromRequest(request);
    public ActionForward removeParticipation(ActionMapping mapping, ActionForm form,            HttpServletRequest request, HttpServletResponse response) throws Exception {        ResultParticipation participation = readResultParticipationFromRequest(request);        if(participation==null){ return backToResultList(mapping, form, request, response); }               ResultParticipation.deleteResultParticipation(participation);                return prepareEditParticipation(mapping,form,request,response);    }