【Android】Uid,UserId,AppId,Pid,UserHandle

参考优快云

Android Uid,UserId,AppId,Pid
https://blog.youkuaiyun.com/weixin_45767368/article/details/102853998
Android的uid与UserHandle
https://blog.youkuaiyun.com/hnlgzb/article/details/108162659
[Android 5.1] 多用户管理UserManager相关整理
https://blog.youkuaiyun.com/vivisoul/article/details/78870117
多用户管理UserManager
http://gityuan.com/2016/11/20/user_manager/

代码

UserHand.java