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'org.atmosphere:atmosphere-socketio:2.2.0'
<dependency>
<groupId>org.atmosphere</groupId>
<artifactId>atmosphere-socketio</artifactId>
<version>2.2.0</version>
</dependency>
<dependency org="org.atmosphere" name="atmosphere-socketio" rev="2.2.0"/>
"org.atmosphere", "atmosphere-socketio", "2.2.0"