EventBus is an Android optimized publish/subscribe event bus.
'de.greenrobot:eventbus:2.2.1'
<dependency>
<groupId>de.greenrobot</groupId>
<artifactId>eventbus</artifactId>
<version>2.2.1</version>
</dependency>
<dependency org="de.greenrobot" name="eventbus" rev="2.2.1"/>
"de.greenrobot", "eventbus", "2.2.1"