自动化测试中递归函数的应用

//登录学生app
  public void login() throws UiObjectNotFoundException {
    clickMe();//点击我的
    if (getUiObjectByResourceId("com.gaotu100.superclass:id/mylexuefragment_user_phone").exists()) {
      String id = getTextByResourceId("com.gaotu100.superclass:id/mylexuefragment_user_phone");
      if (id.contains("132249") | id.contains("157568")) {
        return;
        } else {
          exitApp();
          login();
        }
      } else {
        getUiObjectByResourceId("com.gaotu100.superclass:id/login_username").clearTextField();
        pressTimes(KeyEvent.KEYCODE_FORWARD_DEL, 12);//清除已有帐号
        getUiObjectByResourceId("com.gaotu100.superclass:id/login_username").setText("13120454218");//输入帐号
        getUiObjectByResourceId("com.gaotu100.superclass:id/login_password").setText("qqqqqq");//输入密码
        getUiObjectByResourceId("com.gaotu100.superclass:id/login_button").clickAndWaitForNewWindow();//点击登录
      }
    }