public function salvarPermissaoUsuario(PermissaoUsuario $obj)
 {
     $strSQL = "INSERT INTO CAD_UPE_USUARIOS_PERMISSOES(";
     $strSQL .= "FRM_ID, ACO_ID, USU_ID";
     $strSQL .= ")VALUES(";
     $strSQL .= $obj->getFormulario()->getId() . ", " . $obj->getAcao()->getId() . ", " . $obj->getUsuario()->getId();
     $strSQL .= ")";
     return Db::getInstance()->executar($strSQL);
 }