Lost in Abstraction. Sebastian Janzen

Transcription

1 Lost in Abstraction Sebastian Janzen

2

3 innoq

4 What is a Smart Home?

5

6 Smart Home is NOT a connected device is NOT a cloud service is NOT a single product

7 A dwelling incorporating a communications network that connects the key electrical appliances and services, and allows them to be remotely controlled, monitored or accessed UK Department of Trade and Industry -

8 It s a system of things which support the occupants use cases.

9 Smart Home participants Software Interaction Access User Interaction Device

10 The user s expectations Flexibility: Cover custom use cases Extensibility: Installation extension Sustainability: Long term benefit Avoid vendor lock-in: Should be extensible

11 U U + U ++ Passive User Ambitioned User Expert

12 U U + U ++ UI + Best setup Extensibility Flexibility Device

13 U U + U ++ UI + Modifications to final product Privacy Offline Cloud Device

14 U U + U ++ UI UI UI Eclipse SmartHome Service Device Device Device

15 Eclipse SmartHome (ESH)

16 Eclipse SmartHome > An open source Internet of Things framework > Java OSGi based Project > Eclipse Public License > Since 2014 > Base of openhab > Requirements: Java >= 6 > Base of successful commercial Projects

17 What you get > Structure to handle IoT devices > Web-Interfaces, Apps, Examples > More than 100 already supported things > Documentation > Commercial support available > Large and active community

18 What you do not get > Hardware > A Java license

19 openhab Solution X Solution Y Eclipse SmartHome (ESH) OSGi Container JVM OS

20 How to use this?

21 Binding Representation UI Bridge Thing Thing Link Item

22 Binding Representation Bridge Hue Bridge Thing Status: ONLINE Hue Thing Lamp State: #FF0000 Color Link ColorItem Brightness Color Temp.

23 Binding Representation UI Bridge Thing Thing GroupItem Link Item Item Link

24 Binding Bridge Thing Thing Thing Id, Name, Description, Bridge, Configuration, s

25 Binding Bridge Thing Thing Id, Description, Configuration

26 Representation Bridge Thing Thing Item Item Type, Name, Label, Icon, Tags,

27 Binding Representation Bridge Thing Thing Link Item

28 Bundle Bridge Thing Thing

29 Bundle Bundle Bundle Bridge Thing Bridge Thing Bridge Thing Thing Thing Thing Eclipse SmartHome Bundle Bundle Bundle Bridge Thing Bridge Thing Bridge Thing Thing Thing Thing

30 Bundle Bundle Bundle Bridge Thing Bridge Thing Bridge Thing Thing Thing UI Thing Eclipse SmartHome Bundle Bundle Bundle Bridge Thing Bridge Thing Bridge Thing Thing UI Thing Thing

31 Binding Binding UI Binding UI Binding Eclipse SmartHome Persistence Discovery Rules REST UIs

32 Eclipse SmartHome Core Items Bindings Rules PubSub PubSub PubSub Eclipse SmartHome Event Bus PubSub PubSub Persistence Logging

33 How to program this?

34 /ESH-INF/thing/bridge.xml Bridge Thing

35 /ESH-INF/thing/LCT001.xml Thing

36 /ESH-INF/thing/channels.xml

37 Core ItemTypes > Color > Contact > DateTime > Dimmer > Group > Number > Player > Rollershutter > String > Switch > Location

38 What does Lost in Abstraction mean?

39 Use case: Wash again, if washing finished and the door has not been opened after 16h.

40 Washing Machine Power Water Amount Temperature Spin Extra H2O Door contact Time running Convenient Hardware UI State Washing Program Extra Parameters

41 Loss Power Washing Machine Hardware UI State Washing Program Extra Parameters Gateway Water Amount Temperature Spin Extra H2O Door contact Time running

42 Washing Machine Hardware UI State Washing Program Extra Parameters API Power Water Amount Temperature Spin Extra H2O Door contact Time running

43 Own Solution Power Water Amount Temperature Spin My Washing Machine Extra H2O Door contact Time running Loss

44 Thing Model Items Own solutio Power Water Amount Temperature Spin Extra H2O Door contact Time running SwitchItem NumberItem NumberItem NumberItem SwitchItem ContactItem NumberItem X Y Setup Power Plug: Consumption NumberItem Use Cases

45 Use case: Wash again on wmpower changed to OFF timer = starttimer({ wmpower.state = ON }, now + 16h) end on wmdoor changed to OPEN end if timer then timer.cancel()

46 Eclipse SmartHome Benefits > Good framework to implement IoT device lifecycle > Easy to understand > Parallel development: UI + Binding > UI Testing without devices > Offline, Intranet of Things

47 Thank you! Questions?