'org.atmosphere:atmosphere-socketio:2.3.0-RC3'
<dependency>
<groupId>org.atmosphere</groupId>
<artifactId>atmosphere-socketio</artifactId>
<version>2.3.0-RC3</version>
</dependency>
<dependency org="org.atmosphere" name="atmosphere-socketio" rev="2.3.0-RC3"/>
"org.atmosphere", "atmosphere-socketio", "2.3.0-RC3"