if (acao != null && acao.equals(ConstantesECAR.ACAO_ALTERAR)){
ItemEstruturaSisAtributoIettSatb atributoLivre= itemEstrutura.buscarItemEstruturaSisAtributoLista(sisAtributo);
ActionSisAtributo action = new ActionSisAtributo();
TipoValor mascaraArmazenada = atributoLivre.obterTipoMascara();
String sequencialGerado = action.obterSequencial(atributoLivre.getInformacao(), mascaraArmazenada.getConteudo());
ret.append("if (!validaMascaraEditavel(document.getElementById('"+nomeAtributoLivre+"'),'"+sisAtributo.getMascara()+"','"+atributo.iGetLabel()+"','"+EcarCfg.getConfiguracao("caracter.mascara.mes")+"','"+EcarCfg.getConfiguracao("caracter.mascara.ano")+"','"+EcarCfg.getConfiguracao("caracter.mascara.sequencial")+"','"+sequencialGerado+"','"+mascaraArmazenada.getConteudo()+"')) {\n");