XBean is a plugin based server archtecutre.
'xbean:xbean-server:2.1'
<dependency>
<groupId>xbean</groupId>
<artifactId>xbean-server</artifactId>
<version>2.1</version>
</dependency>
<dependency org="xbean" name="xbean-server" rev="2.1"/>
"xbean", "xbean-server", "2.1"