4 classes found:
org.infinispan.util.AbstractDelegatingCollection
org.infinispan.util.AbstractDelegatingConcurrentMap
org.infinispan.util.AbstractDelegatingMap
org.infinispan.util.AbstractDelegatingSet

Refer to this tattletale report:
https://eap-qe-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/EAP7/view/EAP7-Acceptance/job/eap-7.x-acceptance-tattletale/105/artifact/manu/out/PrintTestResults/report/test-results.txt

• look for "infinispan-commons-9.1.7.Final-redhat-1.jar, infinispan-core-9.1.7.Final-redhat-1.jar" String
• note that 29 classes is the total sum for the report, there are only 4 duplicate classes in Infinspan