pce/src/main/java/org/opendaylight/transportpce/pce/networkanalyzer/PceOtnNode.java

   1 /*
   2  * Copyright © 2019 Orange, Inc. 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.pce.networkanalyzer;
  10
  11 import java.math.BigDecimal;
  12 import java.util.ArrayList;
  13 import java.util.BitSet;
  14 import java.util.Comparator;
  15 import java.util.HashMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.TreeMap;
  19 import java.util.stream.Collectors;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.opendaylight.transportpce.common.StringConstants;
  22 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
  23 import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev191129.AdminStates;
  24 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.types.rev200327.xpdr.odu.switching.pools.OduSwitchingPools;
  25 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.types.rev200327.xpdr.odu.switching.pools.odu.switching.pools.NonBlockingList;
  26 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.OpenroadmNodeType;
  27 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.OpenroadmTpType;
  28 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.xpdr.tp.supported.interfaces.SupportedInterfaceCapability;
  29 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev200327.ODTU4TsAllocated;
  30 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev200327.ODTUCnTs;
  31 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.Node1;
  32 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.TerminationPoint1;
  33 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.networks.network.node.SwitchingPools;
  34 import org.opendaylight.yang.gen.v1.http.org.openroadm.port.types.rev200327.If100GEODU4;
  35 import org.opendaylight.yang.gen.v1.http.org.openroadm.port.types.rev200327.If10GEODU2e;
  36 import org.opendaylight.yang.gen.v1.http.org.openroadm.port.types.rev200327.If1GEODU0;
  37 import org.opendaylight.yang.gen.v1.http.org.openroadm.port.types.rev200327.IfOCHOTU4ODU4;
  38 import org.opendaylight.yang.gen.v1.http.org.openroadm.port.types.rev200327.IfOtsiOtsigroup;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.Node;
  41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.TpId;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPoint;
  43 import org.opendaylight.yangtools.yang.common.Uint16;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 public class PceOtnNode implements PceNode {
  48     /* Logging. */
  49     private static final Logger LOG = LoggerFactory.getLogger(PceOtnNode.class);
  50     ////////////////////////// OTN NODES ///////////////////////////
  51     /*
  52      * For This Class the node passed shall be at the otn-openroadm Layer
  53      */
  54
  55     private boolean valid = true;
  56
  57     private final Node node;
  58     private final NodeId nodeId;
  59     private final OpenroadmNodeType nodeType;
  60     private final String pceNodeType;
  61     private final String otnServiceType;
  62     private String modeType;
  63     // TODO: not adding state check in this class as otn topology has not been modified
  64     private final AdminStates adminStates;
  65     private final State state;
  66
  67     private Map<String, List<Uint16>> tpAvailableTribPort = new TreeMap<>();
  68     private Map<String, List<Uint16>> tpAvailableTribSlot = new TreeMap<>();
  69     private Map<String, OpenroadmTpType> availableXponderTp = new TreeMap<>();
  70     private List<String> usedXpdrNWTps = new ArrayList<>();
  71     private List<TpId> availableXpdrNWTps;
  72     private List<TpId> usableXpdrNWTps;
  73     private List<String> usedXpdrClientTps = new ArrayList<>();
  74     private List<TpId> availableXpdrClientTps;
  75     private List<TpId> usableXpdrClientTps;
  76
  77     private List<PceLink> outgoingLinks = new ArrayList<>();
  78     private Map<String, String> clientPerNwTp = new HashMap<>();
  79
  80     public PceOtnNode(Node node, OpenroadmNodeType nodeType, NodeId nodeId, String pceNodeType, String serviceType) {
  81         this.node = node;
  82         this.nodeId = nodeId;
  83         this.nodeType = nodeType;
  84         this.pceNodeType = pceNodeType;
  85         this.otnServiceType = serviceType;
  86         this.tpAvailableTribSlot.clear();
  87         this.usedXpdrNWTps.clear();
  88         this.availableXpdrNWTps = new ArrayList<>();
  89         this.usableXpdrNWTps = new ArrayList<>();
  90         this.usedXpdrClientTps.clear();
  91         this.availableXpdrClientTps = new ArrayList<>();
  92         this.usableXpdrClientTps = new ArrayList<>();
  93         this.adminStates = node.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529
  94                 .Node1.class).getAdministrativeState();
  95         this.state = node.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529
  96                 .Node1.class).getOperationalState();
  97         this.tpAvailableTribPort.clear();
  98         checkAvailableTribPort();
  99         this.tpAvailableTribSlot.clear();
 100         checkAvailableTribSlot();
 101         if ((node == null) || (nodeId == null) || (nodeType != OpenroadmNodeType.MUXPDR)
 102             && (nodeType != OpenroadmNodeType.SWITCH) && (nodeType != OpenroadmNodeType.TPDR)) {
 103             LOG.error("PceOtnNode: one of parameters is not populated : nodeId, node type");
 104             this.valid = false;
 105         }
 106     }
 107
 108     public void initXndrTps(String mode) {
 109         LOG.info("PceOtnNode: initXndrTps for node {}", this.nodeId.getValue());
 110         this.availableXponderTp.clear();
 111
 112         this.modeType = mode;
 113
 114         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Node1 nodeTp
 115             = this.node.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang
 116                 .ietf.network.topology.rev180226.Node1.class);
 117         List<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
 118                 .node.TerminationPoint> allTps = new ArrayList<>(nodeTp.nonnullTerminationPoint().values());
 119         this.valid = false;
 120         if (allTps.isEmpty()) {
 121             LOG.error("PceOtnNode: initXndrTps: XPONDER TerminationPoint list is empty for node {}", this);
 122             return;
 123         }
 124
 125         for (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
 126                 .node.TerminationPoint tp : allTps) {
 127             org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.@Nullable TerminationPoint1 ocnTp1
 128                 = tp.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529
 129                 .TerminationPoint1.class);
 130             //TODO many nested if-structures below, this needs to be reworked
 131             if (OpenroadmTpType.XPONDERNETWORK.equals(ocnTp1.getTpType())) {
 132                 TerminationPoint1 ontTp1;
 133                 if (tp.augmentation(TerminationPoint1.class) != null) {
 134                     ontTp1 = tp.augmentation(TerminationPoint1.class);
 135                 } else {
 136                     continue;
 137                 }
 138                 switch (this.otnServiceType) {
 139                     case StringConstants.SERVICE_TYPE_ODU4:
 140                     case StringConstants.SERVICE_TYPE_ODUC4:
 141                         if (!checkTpForOdtuTermination(ontTp1)) {
 142                             LOG.error("TP {} of {} does not allow ODU4 termination creation",
 143                                 tp.getTpId().getValue(), node.getNodeId().getValue());
 144                             continue;
 145                         }
 146                         break;
 147
 148                     case StringConstants.SERVICE_TYPE_10GE:
 149                         if (!checkOdtuTTPforLoOduCreation(ontTp1, 10)) {
 150                             LOG.error("TP {} of {} does not allow OD2e termination creation",
 151                                 tp.getTpId().getValue(), node.getNodeId().getValue());
 152                             continue;
 153                         }
 154                         break;
 155                     case StringConstants.SERVICE_TYPE_100GE_M:
 156                         if (!checkOdtuTTPforLoOduCreation(ontTp1, 20)) {
 157                             LOG.error("TP {} of {} does not allow ODU4 termination creation",
 158                                 tp.getTpId().getValue(), node.getNodeId().getValue());
 159                             continue;
 160                         }
 161                         break;
 162                     case StringConstants.SERVICE_TYPE_1GE:
 163                         if (!checkOdtuTTPforLoOduCreation(ontTp1, 1)) {
 164                             LOG.error("TP {} of {} does not allow ODU0 termination creation",
 165                                 tp.getTpId().getValue(), node.getNodeId().getValue());
 166                             continue;
 167                         }
 168                         break;
 169
 170                     default:
 171                         LOG.error("TP {} of {} does not allow any termination creation",
 172                             tp.getTpId().getValue(), node.getNodeId().getValue());
 173                         continue;
 174                 }
 175                 LOG.info("TP {} of XPONDER {} is validated", tp.getTpId(), node.getNodeId().getValue());
 176                 this.availableXpdrNWTps.add(tp.getTpId());
 177             } else if (OpenroadmTpType.XPONDERCLIENT.equals(ocnTp1.getTpType())
 178                 && (StringConstants.SERVICE_TYPE_10GE.equals(this.otnServiceType)
 179                     || StringConstants.SERVICE_TYPE_100GE_M.equals(this.otnServiceType)
 180                     || StringConstants.SERVICE_TYPE_1GE.equals(this.otnServiceType))) {
 181                 TerminationPoint1 ontTp1;
 182                 if (tp.augmentation(TerminationPoint1.class) != null) {
 183                     ontTp1 = tp.augmentation(TerminationPoint1.class);
 184                 } else {
 185                     continue;
 186                 }
 187                 if (checkClientTp(ontTp1)) {
 188                     LOG.info("TP {} of XPONDER {} is validated", tp.getTpId(), node.getNodeId().getValue());
 189                     this.availableXpdrClientTps.add(tp.getTpId());
 190                 } else {
 191                     LOG.error("TP {} of {} does not allow lo-ODU (ODU2e or ODU0) termination creation",
 192                         tp.getTpId().getValue(), node.getNodeId().getValue());
 193                 }
 194             }
 195         }
 196
 197         if (((StringConstants.SERVICE_TYPE_ODU4.equals(this.otnServiceType)
 198                 || StringConstants.SERVICE_TYPE_ODUC4.equals(this.otnServiceType)) && mode.equals("AZ"))
 199             || ((StringConstants.SERVICE_TYPE_10GE.equals(this.otnServiceType)
 200                     || StringConstants.SERVICE_TYPE_100GE_M.equals(this.otnServiceType)
 201                     || StringConstants.SERVICE_TYPE_1GE.equals(this.otnServiceType))
 202                 && ((mode.equals("AZ") && checkSwPool(availableXpdrClientTps, availableXpdrNWTps, 1, 1))
 203                      || (mode.equals("intermediate") && checkSwPool(null, availableXpdrNWTps, 0, 2)))
 204                )) {
 205             this.valid = true;
 206         } else {
 207             this.valid = false;
 208         }
 209     }
 210
 211     private boolean checkSwPool(List<TpId> clientTps, List<TpId> netwTps, int nbClient, int nbNetw) {
 212         if (clientTps != null && netwTps != null && nbClient == 1 && nbNetw == 1) {
 213             clientTps.sort(Comparator.comparing(TpId::getValue));
 214             netwTps.sort(Comparator.comparing(TpId::getValue));
 215             for (TpId nwTp : netwTps) {
 216                 for (TpId clTp : clientTps) {
 217                     @Nullable
 218                     List<NonBlockingList> nblList = new ArrayList<>(node.augmentation(Node1.class).getSwitchingPools()
 219                         .nonnullOduSwitchingPools().values().stream().findFirst().get().getNonBlockingList().values());
 220                     for (NonBlockingList nbl : nblList) {
 221                         if (nbl.getTpList().contains(clTp) && nbl.getTpList().contains(nwTp)) {
 222                             usableXpdrClientTps.add(clTp);
 223                             usableXpdrNWTps.add(nwTp);
 224                         }
 225                         if (usableXpdrClientTps.size() >= nbClient && usableXpdrNWTps.size() >= nbNetw) {
 226                             clientPerNwTp.put(nwTp.getValue(), clTp.getValue());
 227                             return true;
 228                         }
 229                     }
 230                 }
 231             }
 232
 233         }
 234         if (clientTps == null && netwTps != null && nbClient == 0 && nbNetw == 2) {
 235             netwTps.sort(Comparator.comparing(TpId::getValue));
 236             @Nullable
 237             List<NonBlockingList> nblList = new ArrayList<>(node.augmentation(Node1.class).getSwitchingPools()
 238                 .nonnullOduSwitchingPools().values().stream().findFirst().get().getNonBlockingList().values());
 239             for (NonBlockingList nbl : nblList) {
 240                 for (TpId nwTp : netwTps) {
 241                     if (nbl.getTpList().contains(nwTp)) {
 242                         usableXpdrNWTps.add(nwTp);
 243                     }
 244                     if (usableXpdrNWTps.size() >= nbNetw) {
 245                         return true;
 246                     }
 247                 }
 248             }
 249         }
 250         return false;
 251     }
 252
 253     private boolean checkTpForOdtuTermination(TerminationPoint1 ontTp1) {
 254         for (SupportedInterfaceCapability sic : ontTp1.getTpSupportedInterfaces().getSupportedInterfaceCapability()
 255                 .values()) {
 256             LOG.info("in checkTpForOduTermination - sic = {}", sic.getIfCapType());
 257             if ((sic.getIfCapType().equals(IfOCHOTU4ODU4.class) || sic.getIfCapType().equals(IfOtsiOtsigroup.class))
 258                 && (ontTp1.getXpdrTpPortConnectionAttributes() == null
 259                     || ontTp1.getXpdrTpPortConnectionAttributes().getTsPool() == null)) {
 260                 return true;
 261             }
 262         }
 263         return false;
 264     }
 265
 266     private boolean checkOdtuTTPforLoOduCreation(TerminationPoint1 ontTp1, int tsNb) {
 267         if (ontTp1.getXpdrTpPortConnectionAttributes() != null
 268             && ontTp1.getXpdrTpPortConnectionAttributes().getTsPool() != null
 269             && ontTp1.getXpdrTpPortConnectionAttributes().getOdtuTpnPool() != null
 270             && (ontTp1.getXpdrTpPortConnectionAttributes().getOdtuTpnPool().values()
 271                 .stream().findFirst().get().getOdtuType()
 272                 .equals(ODTU4TsAllocated.class)
 273                 ||
 274                 ontTp1.getXpdrTpPortConnectionAttributes().getOdtuTpnPool().values()
 275                 .stream().findFirst().get().getOdtuType()
 276                 .equals(ODTUCnTs.class))
 277             && !ontTp1.getXpdrTpPortConnectionAttributes().getOdtuTpnPool().values()
 278                 .stream().findFirst().get().getTpnPool().isEmpty()
 279             && (ontTp1.getXpdrTpPortConnectionAttributes().getTsPool().size() >= tsNb)) {
 280             return true;
 281         }
 282         return false;
 283     }
 284
 285     private boolean checkClientTp(TerminationPoint1 ontTp1) {
 286         for (SupportedInterfaceCapability sic : ontTp1.getTpSupportedInterfaces().getSupportedInterfaceCapability()
 287                 .values()) {
 288             LOG.debug("in checkTpForOduTermination - sic = {}", sic.getIfCapType());
 289             switch (otnServiceType) {
 290                 case StringConstants.SERVICE_TYPE_1GE:
 291                 // we could also check the administrative status of the tp
 292                     if (sic.getIfCapType().equals(If1GEODU0.class)) {
 293                         return true;
 294                     }
 295                     break;
 296                 case StringConstants.SERVICE_TYPE_10GE:
 297                     if (sic.getIfCapType().equals(If10GEODU2e.class)) {
 298                         return true;
 299                     }
 300                     break;
 301                 case StringConstants.SERVICE_TYPE_100GE_T:
 302                 case StringConstants.SERVICE_TYPE_100GE_M:
 303                     if (sic.getIfCapType().equals(If100GEODU4.class)) {
 304                         return true;
 305                     }
 306                     break;
 307                 default:
 308                     break;
 309             }
 310         }
 311         return false;
 312     }
 313
 314     public void validateXponder(String anodeId, String znodeId) {
 315         if (!isValid()) {
 316             return;
 317         }
 318         if (OpenroadmNodeType.SWITCH.equals(this.nodeType)) {
 319             initXndrTps("intermediate");
 320         }
 321         if (this.nodeId.getValue().equals(anodeId) || (this.nodeId.getValue().equals(znodeId))) {
 322             initXndrTps("AZ");
 323         } else {
 324             LOG.info("validateAZxponder: XPONDER is ignored == {}", nodeId.getValue());
 325             valid = false;
 326         }
 327     }
 328
 329     public boolean validateSwitchingPoolBandwidth(
 330             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang
 331                     .ietf.network.topology.rev180226.networks.network.node.TerminationPoint tp1,
 332             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang
 333                     .ietf.network.topology.rev180226.networks.network.node.TerminationPoint tp2,
 334             Long neededBW) {
 335         if (this.nodeType != OpenroadmNodeType.TPDR) {
 336             return true;
 337         }
 338         org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.Node1 node1 =
 339             node.augmentation(
 340                     org.opendaylight.yang.gen.v1.http.org.openroadm.otn.network.topology.rev200529.Node1.class);
 341         SwitchingPools sp = node1.getSwitchingPools();
 342         List<OduSwitchingPools> osp = new ArrayList<>(sp.nonnullOduSwitchingPools().values());
 343         for (OduSwitchingPools ospx : osp) {
 344             List<NonBlockingList> nbl = new ArrayList<>(ospx.nonnullNonBlockingList().values());
 345             for (NonBlockingList nbll : nbl) {
 346                 if (nbll.getAvailableInterconnectBandwidth().toJava() >= neededBW && nbll.getTpList() != null
 347                         && nbll.getTpList().contains(tp1.getTpId()) && nbll.getTpList().contains(tp2.getTpId())) {
 348                     LOG.debug("validateSwitchingPoolBandwidth: couple  of tp {} x {} valid for crossconnection",
 349                         tp1.getTpId(), tp2.getTpId());
 350                     return true;
 351                 }
 352             }
 353         }
 354
 355         LOG.debug("validateSwitchingPoolBandwidth: No valid Switching pool for crossconnecting tp {} and {}",
 356             tp1.getTpId(), tp2.getTpId());
 357         return false;
 358
 359     }
 360
 361     public void validateIntermediateSwitch() {
 362         if (!isValid()) {
 363             return;
 364         }
 365         if (this.nodeType != OpenroadmNodeType.SWITCH) {
 366             return;
 367         }
 368         // Validate switch for use as an intermediate XPONDER on the path
 369         initXndrTps("intermediate");
 370         if (!this.valid) {
 371             LOG.debug("validateIntermediateSwitch: Switch unusable for transit == {}", nodeId.getValue());
 372         } else {
 373             LOG.info("validateIntermediateSwitch: Switch usable for transit == {}", nodeId.getValue());
 374         }
 375     }
 376
 377     public void checkAvailableTribPort() {
 378         List<TerminationPoint> networkTpList = node.augmentation(
 379             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Node1.class)
 380             .getTerminationPoint().values().stream()
 381             .filter(type -> type
 382                 .augmentation(
 383                     org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.TerminationPoint1.class)
 384                 .getTpType().equals(OpenroadmTpType.XPONDERNETWORK))
 385             .collect(Collectors.toList());
 386
 387         for (TerminationPoint tp : networkTpList) {
 388             if (tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes() != null
 389                 && tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes().getOdtuTpnPool() != null
 390                 && (tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes().getOdtuTpnPool()
 391                     .values().stream().findFirst().get().getOdtuType().equals(ODTU4TsAllocated.class)
 392                     || tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes().getOdtuTpnPool()
 393                     .values().stream().findFirst().get().getOdtuType().equals(ODTUCnTs.class))) {
 394                 @Nullable
 395                 List<Uint16> tpnPool = tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes()
 396                     .getOdtuTpnPool().values().stream().findFirst().get().getTpnPool();
 397                 if (tpnPool != null) {
 398                     tpAvailableTribPort.put(tp.getTpId().getValue(), tpnPool);
 399                 }
 400             }
 401         }
 402     }
 403
 404     public void checkAvailableTribSlot() {
 405         List<TerminationPoint> networkTpList = node.augmentation(
 406             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Node1.class)
 407             .getTerminationPoint().values().stream()
 408             .filter(type -> type
 409                 .augmentation(
 410                     org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.TerminationPoint1.class)
 411                 .getTpType().equals(OpenroadmTpType.XPONDERNETWORK))
 412             .collect(Collectors.toList());
 413
 414         for (TerminationPoint tp : networkTpList) {
 415             if (tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes() != null
 416                 && tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes().getTsPool() != null) {
 417                 @Nullable
 418                 List<Uint16> tsPool = tp.augmentation(TerminationPoint1.class).getXpdrTpPortConnectionAttributes()
 419                     .getTsPool();
 420                 tpAvailableTribSlot.put(tp.getTpId().getValue(), tsPool);
 421             }
 422         }
 423     }
 424
 425     public boolean isValid() {
 426         if ((node == null) || (nodeId == null) || (nodeType == null) || (this.getSupNetworkNodeId() == null)
 427             || (this.getSupClliNodeId() == null)) {
 428             LOG.error("PceNode: one of parameters is not populated : nodeId, node type, supporting nodeId");
 429             valid = false;
 430         }
 431         return valid;
 432     }
 433
 434     public boolean isPceOtnNodeValid(final PceOtnNode pceOtnNode) {
 435         if (pceOtnNode == null || pceOtnNode.node == null
 436             || pceOtnNode.getNodeId() == null || pceOtnNode.nodeType == null || pceOtnNode.getSupNetworkNodeId() == null
 437             || pceOtnNode.getSupClliNodeId() == null || pceOtnNode.otnServiceType == null) {
 438             LOG.error(
 439                 "PceOtnNode: one of parameters is not populated : nodeId, node type, supporting nodeId, otnServiceType"
 440             );
 441             return false;
 442         }
 443
 444         if (!isNodeTypeValid(pceOtnNode)) {
 445             LOG.error("PceOtnNode node type: node type isn't one of MUXPDR or SWITCH or TPDR");
 446             return false;
 447         }
 448
 449         return isOtnServiceTypeValid(pceOtnNode);
 450     }
 451
 452     private boolean isOtnServiceTypeValid(PceOtnNode pceOtnNode) {
 453         if (pceOtnNode.modeType == null) {
 454             return false;
 455         }
 456
 457         //Todo refactor Strings (mode and otnServiceType ) to enums
 458         if ((pceOtnNode.otnServiceType.equals(StringConstants.SERVICE_TYPE_ODU4)
 459                 && pceOtnNode.modeType.equals("AZ"))) {
 460             return true;
 461         }
 462
 463         if ((pceOtnNode.otnServiceType.equals(StringConstants.SERVICE_TYPE_10GE)
 464                 || pceOtnNode.otnServiceType.equals(StringConstants.SERVICE_TYPE_1GE))
 465                 && (isAz(pceOtnNode) || isIntermediate(pceOtnNode))) {
 466             return true;
 467         }
 468
 469         return false;
 470     }
 471
 472     private boolean isIntermediate(PceOtnNode pceOtnNode) {
 473         return pceOtnNode.modeType.equals("intermediate")
 474                 && checkSwPool(null, pceOtnNode.availableXpdrNWTps, 0, 2);
 475     }
 476
 477     private boolean isAz(PceOtnNode pceOtnNode) {
 478         return pceOtnNode.modeType.equals("AZ")
 479                 && checkSwPool(pceOtnNode.availableXpdrClientTps, pceOtnNode.availableXpdrNWTps, 1, 1);
 480     }
 481
 482     private boolean isNodeTypeValid(final PceOtnNode pceOtnNode) {
 483         return (pceOtnNode.nodeType == OpenroadmNodeType.MUXPDR)
 484                 || (pceOtnNode.nodeType  == OpenroadmNodeType.SWITCH)
 485                 || (pceOtnNode.nodeType  == OpenroadmNodeType.TPDR);
 486     }
 487
 488     @Override
 489     public void addOutgoingLink(PceLink outLink) {
 490         this.outgoingLinks.add(outLink);
 491     }
 492
 493     @Override
 494     public List<PceLink> getOutgoingLinks() {
 495         return outgoingLinks;
 496     }
 497
 498     @Override
 499     public AdminStates getAdminStates() {
 500         return adminStates;
 501     }
 502
 503     @Override
 504     public State getState() {
 505         return state;
 506     }
 507
 508     @Override
 509     public String getXpdrClient(String tp) {
 510         return this.clientPerNwTp.get(tp);
 511     }
 512
 513     @Override
 514     public String toString() {
 515         return "PceNode type=" + nodeType + " ID=" + nodeId.getValue() + " CLLI=" + this.getSupClliNodeId();
 516     }
 517
 518     public void printLinksOfNode() {
 519         LOG.info(" outgoing links of node {} : {} ", nodeId.getValue(), this.getOutgoingLinks());
 520     }
 521
 522     @Override
 523     public Map<String, List<Uint16>> getAvailableTribPorts() {
 524         return tpAvailableTribPort;
 525     }
 526
 527     @Override
 528     public Map<String, List<Uint16>> getAvailableTribSlots() {
 529         return tpAvailableTribSlot;
 530     }
 531
 532     public List<TpId> getUsableXpdrNWTps() {
 533         return usableXpdrNWTps;
 534     }
 535
 536     public List<TpId> getUsableXpdrClientTps() {
 537         return usableXpdrClientTps;
 538     }
 539
 540     @Override
 541     public String getPceNodeType() {
 542         return this.pceNodeType;
 543     }
 544
 545     @Override
 546     public String getSupNetworkNodeId() {
 547         return MapUtils.getSupNetworkNode(this.node);
 548     }
 549
 550     @Override
 551     public String getSupClliNodeId() {
 552         return MapUtils.getSupClliNode(this.node);
 553     }
 554
 555     @Override
 556     public String getRdmSrgClient(String tp) {
 557         return null;
 558     }
 559
 560     @Override
 561     public NodeId getNodeId() {
 562         return nodeId;
 563     }
 564
 565     @Override
 566     public boolean checkTP(String tp) {
 567         return false;
 568     }
 569
 570     /*
 571     * (non-Javadoc)
 572     *
 573     * @see org.opendaylight.transportpce.pce.networkanalyzer.PceNode#getVersion()
 574     */
 575     @Override
 576     public String getVersion() {
 577         // TODO Auto-generated method stub
 578         return null;
 579     }
 580
 581     @Override
 582     public BitSet getBitSetData() {
 583         // TODO Auto-generated method stub
 584         return null;
 585     }
 586
 587     /*
 588     * (non-Javadoc)
 589     *
 590     * @see org.opendaylight.transportpce.pce.networkanalyzer.PceNode#getSlotWidthGranularity()
 591     */
 592     @Override
 593     public BigDecimal getSlotWidthGranularity() {
 594         return null;
 595     }
 596
 597     /*
 598      * (non-Javadoc)
 599      *
 600      * @see org.opendaylight.transportpce.pce.networkanalyzer.PceNode#getCentralFreqGranularity()
 601      */
 602     @Override
 603     public BigDecimal getCentralFreqGranularity() {
 604         return null;
 605     }
 606 }