import javax.annotation.Nullable;
+import org.opendaylight.controller.md.sal.binding.api.ClusteredDataTreeChangeListener;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
-import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import com.google.common.annotations.VisibleForTesting;
-public class NeLocationProvider implements DataTreeChangeListener<NetworkElements>, AutoCloseable {
+public class NeLocationProvider implements ClusteredDataTreeChangeListener<NetworkElements>, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(NeLocationProvider.class);
public static final String NE_LOCATION_PROVIDER_NAME = "ne-location-provider";