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[Atualizar lista request e tratar mensagem de erro no response] #struts
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| public ActionForward adicionarEtiqueta(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws IOException, ApplicationException { | |
| try{ | |
| setActionForward(mapping.findForward("pgAjaxEtiqueta")); | |
| String etiqueta = request.getParameter("etiqueta"); | |
| // Inicio Validações | |
| if(StringUtils.isBlank(etiqueta)){ | |
| throw new ApplicationException("errors.required",new String[]{"Etiqueta"}, ApplicationException.ICON_AVISO); | |
| } | |
| if (StringUtils.isNotBlank(etiqueta) && etiqueta.length() > 10) { | |
| throw new ApplicationException("errors.maxlength",new String[]{"Etiqueta","100"}, ApplicationException.ICON_AVISO); | |
| } | |
| // Fim Validações | |
| SortedSet<String> listaEtiquetasDocumento = null; | |
| if (request.getSession().getAttribute(LISTA_ETIQUETAS_DOCUMENTO) != null) { | |
| listaEtiquetasDocumento = (SortedSet<String>) request.getSession().getAttribute(LISTA_ETIQUETAS_DOCUMENTO); | |
| } else { | |
| listaEtiquetasDocumento = new TreeSet<String>(); | |
| } | |
| listaEtiquetasDocumento.add(etiqueta); | |
| request.getSession().setAttribute(LISTA_ETIQUETAS_DOCUMENTO, listaEtiquetasDocumento); | |
| return getActionForward(); | |
| } catch (Exception e) { | |
| setActionForward(null); | |
| response.setStatus(HttpServletResponse.SC_BAD_REQUEST); | |
| response.getWriter().append(e.getMessage()); | |
| throw new ApplicationException(e); | |
| } | |
| } |
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