public static <T> T getTest(String path, Class<T> cls) {
        T t = (T)getBBBB(path);
        //TODO 想去掉此警告，“Type safety: Unchecked cast from Object to T”        
        return t;
    }
    
    /**
     * 这个是API接口，无法更改
     */
    public static Object getBBBBB(String path)
    {
    
    }