import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.stream.Collectors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.stream.Collectors;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
InstanceIdentifier<Ports> portIId = InstanceIdentifier.create(OrgOpenroadmDevice.class).child(
CircuitPacks.class, new CircuitPacksKey(oldMapping.getSupportingCircuitPackName())).child(Ports.class,
new PortsKey(oldMapping.getSupportingPort()));
InstanceIdentifier<Ports> portIId = InstanceIdentifier.create(OrgOpenroadmDevice.class).child(
CircuitPacks.class, new CircuitPacksKey(oldMapping.getSupportingCircuitPackName())).child(Ports.class,
new PortsKey(oldMapping.getSupportingPort()));