1. Constructors
2. new
3. broadcast
4. Properties
5. hashCode
6. isClosed
7. isIdle
8. onIdle
9. runtimeType
10. stream
11. Methods
12. add
13. close
14. noSuchMethod
15. remove
16. toString
17. Operators
18. operator ==
19. Static methods
20. merge
21. mergeBroadcast