权限机制

https://juejin.im/post/5bdd25386fb9a049b13da206
https://blog.csdn.net/UIChi/article/details/81029002
https://blog.csdn.net/dfqin/article/details/55190073
https://www.jianshu.com/p/dbc88c679449
https://www.jianshu.com/p/2324a2bdb3d4
https://developer.android.com/guide/topics/permissions/overview?hl=zh-cn
https://yq.aliyun.com/articles/567284
https://developer.android.google.cn/guide/topics/permissions/overview?spm=a2c4e.10696291.0.0.59b819a4JdrvNh#normal-dangerous
https://www.okcode.net/article/27899
https://zhuanlan.zhihu.com/p/24634372
http://skyacer.github.io/2018/09/06/Android%E5%8A%A8%E6%80%81%E6%9D%83%E9%99%90%E7%AE%A1%E7%90%86%E5%8E%9F%E7%90%86%EF%BC%886-0%E5%8F%8A%E4%BB%A5%E4%B8%8A%EF%BC%89/
https://cloud.tencent.com/developer/article/1434464
https://www.android-doc.com/reference/android/Manifest.permission.html
https://cloud.tencent.com/developer/article/1054171
https://developer.android.com/guide/topics/security/permissions.html#normal-dangerous
https://developer.android.com/training/permissions/requesting.html
https://developer.android.com/training/permissions/requesting.html
https://developer.android.com/training/permissions/requesting.html#java