Pluto is the Reference Implementation of the Java Portlet Specfication.
'org.apache.pluto:pluto-descriptor-api:1.1.0'
<dependency>
<groupId>org.apache.pluto</groupId>
<artifactId>pluto-descriptor-api</artifactId>
<version>1.1.0</version>
</dependency>
<dependency org="org.apache.pluto" name="pluto-descriptor-api" rev="1.1.0"/>
"org.apache.pluto", "pluto-descriptor-api", "1.1.0"