@Transactional public void deleteFunction(RoleSys role, Function function) { try { if (role != null && function != null) { roleSysHome.clearInstance(); roleSysHome.setRoleHomeId(role.getRoleId()); roleSysHome.wire(); roleSysHome.getInstance().getFunctions().remove(function); String entityAction = roleSysHome.update(); if (entityAction.equalsIgnoreCase("updated")) { facesMessages.clear(); facesMessages.clearGlobalMessages(); } roleSysHome.createInstance(); } } catch (Exception e) { System.out.println(e.getMessage()); } }