@Retention(value=SOURCE) public static @interface NetworkStatsAccess.Level
Access levels are in increasing order; that is, it is reasonable to check access by verifying that the caller's access level is at least the minimum required level.
public static final int DEFAULT
Can only access usage for one's own UID.
Every app will have at least this access level.
public static final int USER
Granted to:
public static final int DEVICESUMMARY
Granted to: