-import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
-import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
-import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
-import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
+import org.opendaylight.mdsal.singleton.api.ClusterSingletonService;
+import org.opendaylight.mdsal.singleton.api.ClusterSingletonServiceProvider;
+import org.opendaylight.mdsal.singleton.api.ServiceGroupIdentifier;
+import org.opendaylight.yangtools.concepts.Registration;