PicketLink Samples contains the samples for Federated Identity Needs.
'org.picketlink:metadata:2.0.1.final'
<dependency>
<groupId>org.picketlink</groupId>
<artifactId>metadata</artifactId>
<version>2.0.1.final</version>
</dependency>
<dependency org="org.picketlink" name="metadata" rev="2.0.1.final"/>
"org.picketlink", "metadata", "2.0.1.final"