private void logout() { employeeConnector.logout( new EmployeeConnector.EmployeeCallback<Void>() { @Override public void onServiceSuccess(Void result, ResultStatus status) { super.onServiceSuccess(result, status); updateLogout("logout success", status); } @Override public void onServiceFailure(ResultStatus status) { super.onServiceFailure(status); updateLogout("logout failed", status); } @Override public void onServiceConnectionFailure() { super.onServiceConnectionFailure(); updateLogout("logout failed", null); } }); }