setErrorMsg的方法為什么要返回CommonError呢?
@Override public?CommonError?setErrorMsg(String?errorMsg)?{ ????this.errorMsg?=?errorMsg; ????return?this; }
@Override public?CommonError?setErrorMsg(String?errorMsg)?{ ????this.errorMsg?=?errorMsg; ????return?this; }
舉報
2019-02-12
錯誤信息返回的類型當(dāng)然選擇通用返回類型CommonError