The superuser, root, can also change file ownership by using the chown, or changeowner, command.
超级用户root也可以使用chown或change owner命令来更改文件所有权。
2
Transitions within states should normally be synchronous, since there is no change of owner.
状态间的转换通常应该是同步的,因为所有者没有改变。
3
Transitions between states in the business process lifecycle are likely candidates for asynchronous services, since there will be a change of "owner" for the associated domain object.