List<Nodes> allNodeList = new ArrayList<>();
InstanceIdentifier<ServiceNodelist> serviceNodeListIID = InstanceIdentifier.create(ServiceNodelist.class);
try (ReadTransaction rtx = dataBroker.newReadOnlyTransaction()) {
Optional<ServiceNodelist> serviceListObject =
rtx.read(LogicalDatastoreType.OPERATIONAL, serviceNodeListIID).get();
if (serviceListObject.isPresent()) {
List<Nodes> allNodeList = new ArrayList<>();
InstanceIdentifier<ServiceNodelist> serviceNodeListIID = InstanceIdentifier.create(ServiceNodelist.class);
try (ReadTransaction rtx = dataBroker.newReadOnlyTransaction()) {
Optional<ServiceNodelist> serviceListObject =
rtx.read(LogicalDatastoreType.OPERATIONAL, serviceNodeListIID).get();
if (serviceListObject.isPresent()) {