Simple event bus.
'org.lunarray.common:event:1.0'
<dependency>
<groupId>org.lunarray.common</groupId>
<artifactId>event</artifactId>
<version>1.0</version>
</dependency>
<dependency org="org.lunarray.common" name="event" rev="1.0"/>
"org.lunarray.common", "event", "1.0"