renderer/src/main/java/org/opendaylight/transportpce/renderer/openroadminterface/OpenRoadmInterface221.java

   1 /*
   2  * Copyright © 2017 AT&T and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.transportpce.renderer.openroadminterface;
  10
  11 import java.math.BigDecimal;
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.Optional;
  15
  16 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  17 import org.opendaylight.transportpce.common.StringConstants;
  18 import org.opendaylight.transportpce.common.Timeouts;
  19 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  20 import org.opendaylight.transportpce.common.fixedflex.FixedFlexInterface;
  21 import org.opendaylight.transportpce.common.mapping.PortMapping;
  22 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  23 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.Mapping;
  25 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.FrequencyGHz;
  26 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.FrequencyTHz;
  27 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.PowerDBm;
  28 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.R100G;
  29 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp.InterfaceBuilder;
  30 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp.InterfaceKey;
  31 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.OrgOpenroadmDevice;
  32 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.RoadmConnections;
  33 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.RoadmConnectionsKey;
  34 import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev171215.AdminStates;
  35 import org.opendaylight.yang.gen.v1.http.org.openroadm.ethernet.interfaces.rev181019.EthAttributes;
  36 import org.opendaylight.yang.gen.v1.http.org.openroadm.ethernet.interfaces.rev181019.Interface1;
  37 import org.opendaylight.yang.gen.v1.http.org.openroadm.ethernet.interfaces.rev181019.Interface1Builder;
  38 import org.opendaylight.yang.gen.v1.http.org.openroadm.ethernet.interfaces.rev181019.ethernet.container.EthernetBuilder;
  39 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.EthernetCsmacd;
  40 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.InterfaceType;
  41 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.MediaChannelTrailTerminationPoint;
  42 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.NetworkMediaChannelConnectionTerminationPoint;
  43 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OpenROADMOpticalMultiplex;
  44 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OpticalChannel;
  45 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OpticalTransport;
  46 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OtnOdu;
  47 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OtnOtu;
  48 import org.opendaylight.yang.gen.v1.http.org.openroadm.media.channel.interfaces.rev181019.mc.ttp.container.McTtpBuilder;
  49 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.media.channel.interfaces.rev181019.nmc.ctp.container.NmcCtpBuilder;
  50 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev181019.och.container.OchBuilder;
  51 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev181019.OtsAttributes;
  52 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev181019.ots.container.OtsBuilder;
  53 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev171215.ODU4;
  54 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev171215.OTU4;
  55 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev171215.PayloadTypeDef;
  56 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.OduAttributes;
  57 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.odu.container.OduBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.opu.OpuBuilder;
  59 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.otu.interfaces.rev181019.OtuAttributes;
  60 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.otu.interfaces.rev181019.otu.container.OtuBuilder;
  61 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  62 import org.slf4j.Logger;
  63 import org.slf4j.LoggerFactory;
  64
  65 public class OpenRoadmInterface221 {
  66     private final PortMapping portMapping;
  67     private final OpenRoadmInterfaces openRoadmInterfaces;
  68     private FixedFlexInterface fixedFlex;
  69     private static final Logger LOG = LoggerFactory.getLogger(OpenRoadmInterfaceFactory.class);
  70
  71     public OpenRoadmInterface221(PortMapping portMapping, OpenRoadmInterfaces openRoadmInterfaces,
  72         FixedFlexInterface fixedFlex) {
  73         this.portMapping = portMapping;
  74         this.openRoadmInterfaces = openRoadmInterfaces;
  75         this.fixedFlex = fixedFlex;
  76     }
  77
  78     public String createOpenRoadmEthInterface(String nodeId, String logicalConnPoint)
  79         throws OpenRoadmInterfaceException {
  80         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
  81         if (portMap == null) {
  82             throw new OpenRoadmInterfaceException(String.format("Unable to get mapping from PortMapping for node % and"
  83                 + " logical connection port %s", nodeId, logicalConnPoint));
  84         }
  85
  86         // Ethernet interface specific data
  87         EthernetBuilder ethIfBuilder = new EthernetBuilder();
  88         ethIfBuilder.setFec(EthAttributes.Fec.Off);
  89         ethIfBuilder.setSpeed(100000L);
  90
  91         InterfaceBuilder ethInterfaceBldr = createGenericInterfaceBuilder(portMap, EthernetCsmacd.class,
  92             logicalConnPoint + "-ETHERNET");
  93         // Create Interface1 type object required for adding as augmentation
  94         Interface1Builder ethIf1Builder = new Interface1Builder();
  95         ethInterfaceBldr.addAugmentation(Interface1.class, ethIf1Builder.setEthernet(ethIfBuilder.build()).build());
  96
  97         // Post interface on the device
  98         openRoadmInterfaces.postInterface(nodeId, ethInterfaceBldr);
  99
 100         // Post the equipment-state change on the device circuit-pack
 101         openRoadmInterfaces.postEquipmentState(nodeId, portMap.getSupportingCircuitPackName(), true);
 102
 103         return ethInterfaceBldr.getName();
 104     }
 105
 106     /**
 107      * This methods creates an OCH interface on the given termination point on
 108      * Roadm.
 109      *
 110      * @param nodeId node ID
 111      * @param logicalConnPoint logical connection point
 112      * @param waveNumber wavelength number of the OCH interface.
 113      *
 114      * @return Name of the interface if successful, otherwise return null.
 115      *
 116      * @throws OpenRoadmInterfaceException OpenRoadm interface exception
 117      */
 118
 119     public List<String> createFlexOCH(String nodeId, String logicalConnPoint, Long waveNumber)
 120         throws OpenRoadmInterfaceException {
 121
 122         List<String> interfacesCreated = new ArrayList<>();
 123
 124         if (logicalConnPoint.contains("DEG")) {
 125             String mcInterfaceCreated = createMCInterface(nodeId, logicalConnPoint, waveNumber);
 126             interfacesCreated.add(mcInterfaceCreated);
 127         }
 128
 129         String nmcInterfaceCreated = createNMCInterface(nodeId, logicalConnPoint, waveNumber);
 130         interfacesCreated.add(nmcInterfaceCreated);
 131
 132         return interfacesCreated;
 133     }
 134
 135     public String createMCInterface(String nodeId, String logicalConnPoint, Long waveNumber)
 136         throws OpenRoadmInterfaceException {
 137
 138         // TODO : Check this method
 139
 140         fixedFlex = fixedFlex.getFixedFlexWaveMapping(waveNumber.shortValue());
 141
 142         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
 143         if (portMap == null) {
 144             throw new OpenRoadmInterfaceException(
 145                 String.format("Unable to get mapping from PortMapping for node % and logical connection port %s",
 146                     nodeId, logicalConnPoint));
 147         }
 148
 149         // TODO : Check this method
 150
 151         InterfaceBuilder mcInterfaceBldr = createGenericInterfaceBuilder(portMap,
 152             MediaChannelTrailTerminationPoint.class, logicalConnPoint + "-mc" + "-" + waveNumber);
 153         mcInterfaceBldr.setSupportingInterface(portMap.getSupportingOms());
 154
 155         McTtpBuilder mcTtpBuilder = new McTtpBuilder();
 156         mcTtpBuilder.setMinFreq(FrequencyTHz.getDefaultInstance(String.valueOf(fixedFlex.getStart())));
 157         mcTtpBuilder.setMaxFreq(FrequencyTHz.getDefaultInstance(String.valueOf(fixedFlex.getStop())));
 158
 159         // Create Interface1 type object required for adding as augmentation
 160         org.opendaylight.yang.gen.v1.http.org.openroadm.media.channel.interfaces.rev181019.Interface1Builder
 161             interface1Builder =
 162             new org.opendaylight.yang.gen.v1.http.org.openroadm.media.channel.interfaces.rev181019.Interface1Builder();
 163         interface1Builder.setMcTtp(mcTtpBuilder.build());
 164         mcInterfaceBldr.addAugmentation(
 165             org.opendaylight.yang.gen.v1.http.org.openroadm.media.channel.interfaces.rev181019.Interface1.class,
 166             interface1Builder.build());
 167
 168         // Post interface on the device
 169         openRoadmInterfaces.postInterface(nodeId, mcInterfaceBldr);
 170         return mcInterfaceBldr.getName();
 171     }
 172
 173     public String createNMCInterface(String nodeId, String logicalConnPoint, Long waveNumber)
 174         throws OpenRoadmInterfaceException {
 175
 176         // TODO : Check this method
 177
 178         fixedFlex = fixedFlex.getFixedFlexWaveMapping(waveNumber.shortValue());
 179
 180         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
 181         if (portMap == null) {
 182             throw new OpenRoadmInterfaceException(
 183                 String.format("Unable to get mapping from PortMapping for node % and logical connection port %s",
 184                     nodeId, logicalConnPoint));
 185         }
 186
 187         LOG.info(" Freq Start {} and Freq End {} and center-Freq {}",
 188             String.valueOf(fixedFlex.getStart()), String.valueOf(fixedFlex.getStop()),
 189             String.valueOf(fixedFlex.getCenterFrequency()));
 190         //TODO : Check this method
 191         InterfaceBuilder nmcInterfaceBldr = createGenericInterfaceBuilder(portMap,
 192             NetworkMediaChannelConnectionTerminationPoint.class, logicalConnPoint + "-nmc" + "-" + waveNumber);
 193         if (logicalConnPoint.contains("DEG")) {
 194             nmcInterfaceBldr.setSupportingInterface(logicalConnPoint + "-mc" + "-" + waveNumber);
 195         }
 196
 197         NmcCtpBuilder nmcCtpIfBuilder = new NmcCtpBuilder();
 198
 199         nmcCtpIfBuilder.setFrequency(FrequencyTHz.getDefaultInstance(String.valueOf(fixedFlex.getCenterFrequency())));
 200         nmcCtpIfBuilder.setWidth(FrequencyGHz.getDefaultInstance("40"));
 201
 202         // Create Interface1 type object required for adding as augmentation
 203         org.opendaylight.yang.gen.v1.http.org.openroadm.network.media.channel.interfaces.rev181019.Interface1Builder
 204             nmcCtpI1fBuilder = new
 205              org.opendaylight.yang.gen.v1.http.org.openroadm.network.media.channel.interfaces.rev181019
 206                 .Interface1Builder();
 207         nmcCtpI1fBuilder.setNmcCtp(nmcCtpIfBuilder.build());
 208         nmcInterfaceBldr.addAugmentation(
 209             org.opendaylight.yang.gen.v1.http.org.openroadm.network.media.channel.interfaces.rev181019.Interface1.class,
 210             nmcCtpI1fBuilder.build());
 211
 212         // Post interface on the device
 213         openRoadmInterfaces.postInterface(nodeId, nmcInterfaceBldr);
 214         return nmcInterfaceBldr.getName();
 215     }
 216
 217     public String createOpenRoadmOchInterface(String nodeId, String logicalConnPoint, Long waveNumber)
 218         throws OpenRoadmInterfaceException {
 219         // TODO : Check this method
 220
 221         fixedFlex = fixedFlex.getFixedFlexWaveMapping(waveNumber.shortValue());
 222
 223         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
 224         if (portMap == null) {
 225             throw new OpenRoadmInterfaceException(
 226                 String.format("Unable to get mapping from PortMapping for node %s and logical connection port %s",
 227                     nodeId, logicalConnPoint));
 228         }
 229
 230         // OCH interface specific data
 231         OchBuilder ocIfBuilder = new OchBuilder();
 232
 233         ocIfBuilder.setFrequency(FrequencyTHz.getDefaultInstance(String.valueOf(fixedFlex.getCenterFrequency())));
 234         ocIfBuilder.setRate(R100G.class);
 235         ocIfBuilder.setTransmitPower(new PowerDBm(new BigDecimal("-5")));
 236
 237         // Create generic interface
 238         InterfaceBuilder ochInterfaceBldr = createGenericInterfaceBuilder(portMap, OpticalChannel.class,
 239             createOpenRoadmOchInterfaceName(logicalConnPoint, waveNumber));
 240         // Create Interface1 type object required for adding as augmentation
 241         // TODO look at imports of different versions of class
 242         org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev181019.Interface1Builder
 243             ochIf1Builder = new org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev181019
 244             .Interface1Builder();
 245         ochInterfaceBldr.addAugmentation(
 246             org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev181019.Interface1.class,
 247             ochIf1Builder.setOch(ocIfBuilder.build()).build());
 248
 249         // Post interface on the device
 250         openRoadmInterfaces.postInterface(nodeId, ochInterfaceBldr);
 251
 252         // Post the equipment-state change on the device circuit-pack if xpdr node
 253         if (portMap.getLogicalConnectionPoint().contains(StringConstants.NETWORK_TOKEN)) {
 254             this.openRoadmInterfaces.postEquipmentState(nodeId, portMap.getSupportingCircuitPackName(), true);
 255         }
 256
 257         return ochInterfaceBldr.getName();
 258     }
 259
 260     public String createOpenRoadmOdu4Interface(String nodeId, String logicalConnPoint, String supportingOtuInterface)
 261         throws OpenRoadmInterfaceException {
 262         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
 263         if (portMap == null) {
 264             throw new OpenRoadmInterfaceException(
 265                 String.format("Unable to get mapping from PortMapping for node % and logical connection port %s",
 266                     nodeId, logicalConnPoint));
 267         }
 268         InterfaceBuilder oduInterfaceBldr = createGenericInterfaceBuilder(portMap, OtnOdu.class,
 269             logicalConnPoint + "-ODU");
 270         oduInterfaceBldr.setSupportingInterface(supportingOtuInterface);
 271
 272         // ODU interface specific data
 273         OduBuilder oduIfBuilder = new OduBuilder();
 274         oduIfBuilder.setRate(ODU4.class);
 275         oduIfBuilder.setMonitoringMode(OduAttributes.MonitoringMode.Terminated);
 276
 277         // Set Opu attributes
 278         OpuBuilder opuBldr = new OpuBuilder();
 279         opuBldr.setPayloadType(PayloadTypeDef.getDefaultInstance("07"));
 280         opuBldr.setExpPayloadType(PayloadTypeDef.getDefaultInstance("07"));
 281         oduIfBuilder.setOpu(opuBldr.build());
 282
 283         // Create Interface1 type object required for adding as augmentation
 284         // TODO look at imports of different versions of class
 285         org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.Interface1Builder oduIf1Builder =
 286             new org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.Interface1Builder();
 287         oduInterfaceBldr.addAugmentation(
 288             org.opendaylight.yang.gen.v1.http.org.openroadm.otn.odu.interfaces.rev181019.Interface1.class,
 289             oduIf1Builder.setOdu(oduIfBuilder.build()).build());
 290
 291         // Post interface on the device
 292         openRoadmInterfaces.postInterface(nodeId, oduInterfaceBldr);
 293         return oduInterfaceBldr.getName();
 294     }
 295
 296     public String createOpenRoadmOtu4Interface(String nodeId, String logicalConnPoint, String supportOchInterface)
 297         throws OpenRoadmInterfaceException {
 298         Mapping portMap = portMapping.getMapping(nodeId, logicalConnPoint);
 299         if (portMap == null) {
 300             throw new OpenRoadmInterfaceException(
 301                 String.format("Unable to get mapping from PortMapping for node % and logical connection port %s",
 302                     nodeId, logicalConnPoint));
 303         }
 304         // Create generic interface
 305         InterfaceBuilder otuInterfaceBldr = createGenericInterfaceBuilder(portMap, OtnOtu.class,
 306             logicalConnPoint + "-OTU");
 307         otuInterfaceBldr.setSupportingInterface(supportOchInterface);
 308
 309         // OTU interface specific data
 310         OtuBuilder otuIfBuilder = new OtuBuilder();
 311         otuIfBuilder.setFec(OtuAttributes.Fec.Scfec);
 312         otuIfBuilder.setRate(OTU4.class);
 313
 314         // Create Interface1 type object required for adding as augmentation
 315         // TODO look at imports of different versions of class
 316         org.opendaylight.yang.gen.v1.http.org.openroadm.otn.otu.interfaces.rev181019.Interface1Builder otuIf1Builder =
 317             new org.opendaylight.yang.gen.v1.http.org.openroadm.otn.otu.interfaces.rev181019.Interface1Builder();
 318         otuInterfaceBldr.addAugmentation(
 319             org.opendaylight.yang.gen.v1.http.org.openroadm.otn.otu.interfaces.rev181019.Interface1.class,
 320             otuIf1Builder.setOtu(otuIfBuilder.build()).build());
 321
 322         // Post interface on the device
 323         openRoadmInterfaces.postInterface(nodeId, otuInterfaceBldr);
 324         return otuInterfaceBldr.getName();
 325     }
 326
 327     public String createOpenRoadmOchInterfaceName(String logicalConnectionPoint, Long waveNumber) {
 328         return logicalConnectionPoint + "-" + waveNumber;
 329     }
 330
 331     private InterfaceBuilder createGenericInterfaceBuilder(Mapping portMap, Class<? extends InterfaceType> type,
 332         String key) {
 333         InterfaceBuilder interfaceBuilder = new InterfaceBuilder();
 334         interfaceBuilder.setDescription("  TBD   ");
 335         interfaceBuilder.setCircuitId("   TBD    ");
 336         interfaceBuilder.setSupportingCircuitPackName(portMap.getSupportingCircuitPackName());
 337         interfaceBuilder.setSupportingPort(portMap.getSupportingPort());
 338         interfaceBuilder.setAdministrativeState(AdminStates.InService);
 339         interfaceBuilder.setType(type);
 340         interfaceBuilder.setName(key);
 341         interfaceBuilder.withKey(new InterfaceKey(key));
 342         return interfaceBuilder;
 343     }
 344
 345     public String createOpenRoadmOmsInterface(String nodeId, Mapping mapping) throws OpenRoadmInterfaceException {
 346         if (mapping.getSupportingOms() == null) {
 347             // Create generic interface
 348             InterfaceBuilder omsInterfaceBldr = createGenericInterfaceBuilder(mapping, OpenROADMOpticalMultiplex.class,
 349                 "OMS-" + mapping.getLogicalConnectionPoint());
 350             if (mapping.getSupportingOts() != null) {
 351                 omsInterfaceBldr.setSupportingInterface(mapping.getSupportingOts());
 352             } else {
 353                 LOG.error("Unable to get ots interface from mapping {} - {}", nodeId,
 354                     mapping.getLogicalConnectionPoint());
 355                 return null;
 356             }
 357             this.openRoadmInterfaces.postInterface(nodeId, omsInterfaceBldr);
 358             this.portMapping.updateMapping(nodeId, mapping);
 359             return omsInterfaceBldr.build().getName();
 360         } else {
 361             return mapping.getSupportingOms();
 362         }
 363     }
 364
 365     public String createOpenRoadmOtsInterface(String nodeId, Mapping mapping) throws OpenRoadmInterfaceException {
 366         if (mapping.getSupportingOts() == null) {
 367             // Create generic interface
 368             InterfaceBuilder otsInterfaceBldr = createGenericInterfaceBuilder(mapping, OpticalTransport.class, "OTS-"
 369                 + mapping.getLogicalConnectionPoint());
 370             // OTS interface augmentation specific data
 371             OtsBuilder otsIfBuilder = new OtsBuilder();
 372             otsIfBuilder.setFiberType(OtsAttributes.FiberType.Smf);
 373
 374             // Create Interface1 type object required for adding as
 375             // augmentation
 376             org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev181019.Interface1Builder
 377                 otsIf1Builder = new org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces
 378                 .rev181019.Interface1Builder();
 379             otsInterfaceBldr.addAugmentation(
 380                 org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev181019.Interface1.class,
 381                 otsIf1Builder.setOts(otsIfBuilder.build()).build());
 382             this.openRoadmInterfaces.postInterface(nodeId, otsInterfaceBldr);
 383             this.portMapping.updateMapping(nodeId, mapping);
 384             return otsInterfaceBldr.build().getName();
 385         } else {
 386             return mapping.getSupportingOts();
 387         }
 388     }
 389
 390     public boolean isUsedByXc(String nodeId, String interfaceName, String xc,
 391         DeviceTransactionManager deviceTransactionManager) {
 392         InstanceIdentifier<RoadmConnections> xciid = InstanceIdentifier.create(OrgOpenroadmDevice.class)
 393             .child(RoadmConnections.class, new RoadmConnectionsKey(xc));
 394         LOG.info("reading xc {} in node {}", xc, nodeId);
 395         Optional<RoadmConnections> crossconnection = deviceTransactionManager.getDataFromDevice(nodeId,
 396             LogicalDatastoreType.CONFIGURATION, xciid, Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
 397         if (crossconnection.isPresent()) {
 398             RoadmConnections rc = crossconnection.get();
 399             LOG.info("xd {} found", xc);
 400             String supportedinter = null;
 401             if (!interfaceName.contains("nmc")) {
 402                 supportedinter = interfaceName.replace("mc", "nmc");
 403             }
 404             if (rc.getSource().getSrcIf().equals(interfaceName)
 405                 || rc.getDestination().getDstIf().equals(interfaceName)
 406                 || rc.getSource().getSrcIf().equals(supportedinter)
 407                 || rc.getDestination().getDstIf().equals(supportedinter)) {
 408                 return true;
 409             }
 410         } else {
 411             LOG.info("xd {} not found !", xc);
 412         }
 413         return false;
 414     }
 415
 416 }