https://blog.wongcw.com/2019/02/04/%e5%b0%8f%e6%b8%ac%e8%a9%a6%ef%bc%9aandroid-q%e7%9a%84%e9%bb%91%e6%9a%97%e6%a8%a1%e5%bc%8f%e8%83%bd%e5%a4%a0%e7%9c%81%e4%b8%8b%e5%a4%9a%e5%b0%91%e9%9b%bb%ef%bc%9f/