-import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
-import org.opendaylight.controller.protobuff.messages.persistent.PersistentMessages;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
+import org.opendaylight.controller.cluster.datastore.node.utils.stream.NormalizedNodeDataInput;
+import org.opendaylight.controller.cluster.datastore.node.utils.stream.NormalizedNodeDataOutput;
+import org.opendaylight.controller.cluster.datastore.node.utils.stream.SerializationUtils;
+import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;