https://blog.wongcw.com/2018/12/08/%e8%b0%b7%e6%ad%8c%e8%aa%bf%e9%ab%98api%e6%9c%80%e4%bd%8e%e9%96%8b%e7%99%bc%e7%b4%9a%e5%88%a5%ef%bc%9aandroid-4-0%e7%b3%bb%e7%b5%b1%e5%ae%a3%e5%91%8a%e9%80%80%e5%bd%b9/