import static org.opendaylight.controller.cluster.datastore.ShardDataTreeMocking.immediatePayloadReplication;
import static org.opendaylight.controller.cluster.datastore.ShardDataTreeMocking.immediatePreCommit;
-import com.google.common.base.Optional;
import com.google.common.base.Ticker;
import com.google.common.collect.Maps;
import com.google.common.primitives.UnsignedLong;
import java.util.Collection;
import java.util.List;
import java.util.Map;
+import java.util.Optional;
import java.util.concurrent.ExecutionException;
import java.util.function.Consumer;
import org.junit.Before;
DOMDataTreeChangeListener listener = mock(DOMDataTreeChangeListener.class);
shardDataTree.registerTreeChangeListener(CarsModel.CAR_LIST_PATH.node(CarsModel.CAR_QNAME), listener,
- Optional.absent(), noop -> { });
+ com.google.common.base.Optional.absent(), noop -> { });
addCar(shardDataTree, "optima");