Building Arduino Projects for the Internet of Things

CHAPTER 5 ■ IOT PATTERNS: REALTIME CLIENTS

As shown in Figure  5-20 , select App from the Add to Module option. Click OK and
switch back to the Android view.

Figure 5-20. Add libraries to app module

Next you are going to write code to communicate with the MQTT broker. As shown in
Figure  5-21 , right-click on the top-level package (in the example, it is com.codifythings.
intrusiondetectionsystem ) and choose New ➤ Java Class.

Enter MQTTClient in the Name field and click OK, as shown in Figure  5-22.

Figure 5-21. Add a new class

Figure 5-22. Enter new class name