public boolean hasCachedService(JID owner) {
        return pepServices.get(owner.asBareJID()) != null;
    }
Deletes the {@link PEPService} belonging to the specified owner.

@param owner
           The JID of the owner of the service to be deleted.
xmppserver/src/main/java/org/jivesoftware/openfire/pep/PEPServiceManager.java