hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/HwvtepOperationalState.java

   1 /*
   2  * Copyright (c) 2015, 2017 China Telecom Beijing Research Institute 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.ovsdb.hwvtepsouthbound.transact;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.base.Preconditions;
  13 import java.util.Collection;
  14 import java.util.Collections;
  15 import java.util.HashMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Map.Entry;
  19 import java.util.Set;
  20 import java.util.concurrent.ConcurrentHashMap;
  21 import org.apache.commons.lang3.tuple.Pair;
  22 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  23 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  24 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  25 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  26 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  27 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepDeviceInfo;
  28 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  29 import org.opendaylight.ovsdb.lib.notation.UUID;
  30 import org.opendaylight.ovsdb.utils.mdsal.utils.MdsalUtils;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.EncapsulationTypeBase;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorAugmentation;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentation;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Acls;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacs;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacsKey;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalUcastMacs;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalUcastMacsKey;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRouters;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalRoutersKey;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitchesKey;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacs;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacsKey;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacs;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacsKey;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Switches;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.Tunnels;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelsKey;
  54 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  55 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  56 import org.opendaylight.yangtools.yang.binding.Identifiable;
  57 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  58 import org.slf4j.Logger;
  59 import org.slf4j.LoggerFactory;
  60
  61 //TODO: need to be optimized, get entry by iid not name
  62 public class HwvtepOperationalState {
  63
  64     private static final Logger LOG = LoggerFactory.getLogger(HwvtepOperationalState.class);
  65
  66     private final Map<InstanceIdentifier<Node>, Node> operationalNodes = new HashMap<>();
  67     private ReadWriteTransaction transaction;
  68     HashMap<InstanceIdentifier<TerminationPoint>, UUID> inflightLocators = new HashMap<>();
  69     private final HwvtepDeviceInfo deviceInfo;
  70     private final HwvtepConnectionInstance connectionInstance;
  71     private final Map<Class<? extends Identifiable>, Map<InstanceIdentifier, UUID>> currentTxUUIDs =
  72             new ConcurrentHashMap<>();
  73     private final Map<Class<? extends Identifiable>, Map<InstanceIdentifier, Boolean>> currentTxDeletedKeys =
  74             new ConcurrentHashMap<>();
  75
  76     /* stores the modified and deleted data for each child type of each node id
  77        Map<nodeid , Pair < updated, deleted >
  78        each updated/ deleted contains Map < child type, List<ChildData>>
  79        child type is the child of hwvtep Global augmentation
  80      */
  81     private Map<InstanceIdentifier<Node>,
  82             Pair<Map<Class<? extends Identifiable>, List<Identifiable>>,
  83                     Map<Class<? extends Identifiable>, List<Identifiable>>>> modifiedData = new HashMap<>();
  84     private boolean inReconciliation = false;
  85     private final DataBroker db;
  86     private final Collection<DataTreeModification<Node>> changes;
  87
  88     public HwvtepOperationalState(DataBroker db, HwvtepConnectionInstance connectionInstance,
  89                                   Collection<DataTreeModification<Node>> changes) {
  90         this.connectionInstance = connectionInstance;
  91         this.deviceInfo = connectionInstance.getDeviceInfo();
  92         this.db = db;
  93         this.changes = changes;
  94         this.transaction = db.newReadWriteTransaction();
  95     }
  96
  97     public HwvtepOperationalState(HwvtepConnectionInstance connectionInstance) {
  98         this.connectionInstance = connectionInstance;
  99         this.deviceInfo = connectionInstance.getDeviceInfo();
 100         this.db = connectionInstance.getDataBroker();
 101         this.changes = null;
 102         transaction = connectionInstance.getDataBroker().newReadWriteTransaction();
 103         Optional<Node> readNode = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL,
 104                 connectionInstance.getInstanceIdentifier());
 105         if (readNode.isPresent()) {
 106             operationalNodes.put(connectionInstance.getInstanceIdentifier(), readNode.get());
 107         }
 108     }
 109
 110     public HwvtepOperationalState(final DataBroker db,
 111                                   final HwvtepConnectionInstance connectionInstance,
 112                                   final Collection<DataTreeModification<Node>> changes,
 113                                   final Node globalOperNode,
 114                                   final Node psNode) {
 115         this(db, connectionInstance, changes);
 116         operationalNodes.put(connectionInstance.getInstanceIdentifier(), globalOperNode);
 117         HwvtepGlobalAugmentation globalAugmentation = globalOperNode.augmentation(HwvtepGlobalAugmentation.class);
 118         if (globalAugmentation != null) {
 119             if (!HwvtepSouthboundUtil.isEmpty(globalAugmentation.getSwitches())) {
 120                 operationalNodes.put((InstanceIdentifier<Node>)
 121                         globalAugmentation.getSwitches().get(0).getSwitchRef().getValue(), psNode);
 122             }
 123         }
 124     }
 125
 126     public void readOperationalNodes() {
 127         if (inReconciliation) {
 128             return;
 129         }
 130         if (changes == null) {
 131             LOG.warn("Could not read operational nodes for {} as changes is",
 132                     connectionInstance.getNodeId().getValue());
 133             return;
 134         }
 135         Map<InstanceIdentifier<Node>, Node> nodeCreateOrUpdate =
 136                 TransactUtils.extractCreatedOrUpdatedOrRemoved(changes, Node.class);
 137         if (nodeCreateOrUpdate != null) {
 138             transaction = db.newReadWriteTransaction();
 139             for (Entry<InstanceIdentifier<Node>, Node> entry: nodeCreateOrUpdate.entrySet()) {
 140                 Optional<Node> readNode = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL,
 141                         entry.getKey());
 142                 //add related globalNode or physicalSwitchNode to operationalNodes map
 143                 //for example, when creating physical port, logical switch is needed
 144                 //but logical switch is in HwvtepGlobalAugmentation rather than PhysicalSwitchAugmentation
 145                 if (readNode.isPresent()) {
 146                     operationalNodes.put(entry.getKey(), readNode.get());
 147                     HwvtepGlobalAugmentation hgAugmentation =
 148                             readNode.get().augmentation(HwvtepGlobalAugmentation.class);
 149                     PhysicalSwitchAugmentation psAugmentation =
 150                             readNode.get().augmentation(PhysicalSwitchAugmentation.class);
 151                     if (hgAugmentation != null && hgAugmentation.getSwitches() != null) {
 152                         for (Switches pswitch : hgAugmentation.getSwitches()) {
 153                             @SuppressWarnings("unchecked")
 154                             InstanceIdentifier<Node> psNodeIid =
 155                                     (InstanceIdentifier<Node>) pswitch.getSwitchRef().getValue();
 156                             Optional<Node> psNode = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL,
 157                                     psNodeIid);
 158                             if (psNode.isPresent()) {
 159                                 operationalNodes.put(psNodeIid, psNode.get());
 160                             }
 161                         }
 162                     }
 163                     if (psAugmentation != null) {
 164                         @SuppressWarnings("unchecked")
 165                         InstanceIdentifier<Node> hgNodeIid =
 166                                 (InstanceIdentifier<Node>) psAugmentation.getManagedBy().getValue();
 167                         Optional<Node> hgNode = new MdsalUtils(db).readOptional(
 168                                 LogicalDatastoreType.OPERATIONAL, hgNodeIid);
 169                         if (hgNode.isPresent()) {
 170                             operationalNodes.put(hgNodeIid, hgNode.get());
 171                         }
 172                     }
 173                 }
 174             }
 175         }
 176     }
 177
 178     public Optional<Node> getGlobalNode(InstanceIdentifier<?> iid) {
 179         InstanceIdentifier<Node> nodeIid = iid.firstIdentifierOf(Node.class);
 180         return Optional.fromNullable(operationalNodes.get(nodeIid));
 181     }
 182
 183     public Optional<HwvtepGlobalAugmentation> getHwvtepGlobalAugmentation(InstanceIdentifier<?> iid) {
 184         Preconditions.checkNotNull(iid);
 185         Optional<Node> nodeOptional = getGlobalNode(iid);
 186         if (nodeOptional.isPresent()) {
 187             return Optional.fromNullable(nodeOptional.get().augmentation(HwvtepGlobalAugmentation.class));
 188         }
 189         return Optional.absent();
 190     }
 191
 192     public Optional<PhysicalSwitchAugmentation> getPhysicalSwitchAugmentation(InstanceIdentifier<?> iid) {
 193         Preconditions.checkNotNull(iid);
 194         Optional<Node> nodeOptional = getGlobalNode(iid);
 195         if (nodeOptional.isPresent()) {
 196             return Optional.fromNullable(nodeOptional.get().augmentation(PhysicalSwitchAugmentation.class));
 197         }
 198         return Optional.absent();
 199     }
 200
 201     public Optional<List<TerminationPoint>> getTerminationPointList(InstanceIdentifier<?> iid) {
 202         Preconditions.checkNotNull(iid);
 203         Optional<Node> nodeOptional = getGlobalNode(iid);
 204         if (nodeOptional.isPresent() && nodeOptional.get().getTerminationPoint() != null) {
 205             return Optional.fromNullable(nodeOptional.get().getTerminationPoint());
 206         }
 207         return Optional.absent();
 208     }
 209
 210     public Optional<LogicalSwitches> getLogicalSwitches(InstanceIdentifier<?> iid,
 211             LogicalSwitchesKey logicalSwitchesKey) {
 212         Preconditions.checkNotNull(iid);
 213         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 214         if (nodeOptional.isPresent()) {
 215             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 216             List<LogicalSwitches> lswitchList = null;
 217             if (hgAugmentation != null) {
 218                 lswitchList = hgAugmentation.getLogicalSwitches();
 219             }
 220             if (lswitchList != null) {
 221                 for (LogicalSwitches lswitch: lswitchList) {
 222                     if (lswitch.key().equals(logicalSwitchesKey)) {
 223                         return Optional.fromNullable(lswitch);
 224                     }
 225                 }
 226             }
 227         }
 228         return Optional.absent();
 229     }
 230
 231     public Optional<LogicalSwitches> getLogicalSwitches(InstanceIdentifier<LogicalSwitches> iid) {
 232         Optional<LogicalSwitches> lswitch = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL, iid);
 233         return lswitch;
 234     }
 235
 236     public Optional<Tunnels> getTunnels(InstanceIdentifier<?> iid, TunnelsKey tunnelsKey) {
 237         Preconditions.checkNotNull(iid);
 238         Optional<PhysicalSwitchAugmentation> psOptional = getPhysicalSwitchAugmentation(iid);
 239         if (psOptional.isPresent()) {
 240             PhysicalSwitchAugmentation psAugmentation = psOptional.get();
 241             List<Tunnels> tunnelList = null;
 242             if (psAugmentation != null) {
 243                 tunnelList = psAugmentation.getTunnels();
 244             }
 245             if (tunnelList != null) {
 246                 for (Tunnels tunnel: tunnelList) {
 247                     if (tunnel.key().equals(tunnelsKey)) {
 248                         return Optional.fromNullable(tunnel);
 249                     }
 250                 }
 251             }
 252         }
 253         return Optional.absent();
 254     }
 255
 256     public Optional<Tunnels> getTunnels(InstanceIdentifier<Tunnels> iid) {
 257         Optional<Tunnels> tunnels = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL, iid);
 258         return tunnels;
 259     }
 260
 261     public Optional<HwvtepPhysicalPortAugmentation> getPhysicalPortAugmentation(InstanceIdentifier<?> iid,
 262             HwvtepNodeName hwvtepNodeName) {
 263         Preconditions.checkNotNull(iid);
 264         Optional<List<TerminationPoint>> nodeOptional = getTerminationPointList(iid);
 265         if (nodeOptional.isPresent()) {
 266             List<TerminationPoint> tpList = nodeOptional.get();
 267             for (TerminationPoint tp : tpList) {
 268                 HwvtepPhysicalPortAugmentation hppAugmentation =
 269                         tp.augmentation(HwvtepPhysicalPortAugmentation.class);
 270                 if (hppAugmentation != null && hppAugmentation.getHwvtepNodeName().equals(hwvtepNodeName)) {
 271                     return Optional.fromNullable(hppAugmentation);
 272                 }
 273             }
 274         }
 275         return Optional.absent();
 276     }
 277
 278     public Optional<HwvtepPhysicalLocatorAugmentation> getPhysicalLocatorAugmentation(InstanceIdentifier<?> iid,
 279             IpAddress dstIp, Class<? extends EncapsulationTypeBase> encapType) {
 280         Preconditions.checkNotNull(iid);
 281         Optional<List<TerminationPoint>> nodeOptional = getTerminationPointList(iid);
 282         if (nodeOptional.isPresent()) {
 283             List<TerminationPoint> tpList = nodeOptional.get();
 284             for (TerminationPoint tp : tpList) {
 285                 HwvtepPhysicalLocatorAugmentation hppAugmentation =
 286                         tp.augmentation(HwvtepPhysicalLocatorAugmentation.class);
 287                 if (hppAugmentation != null && hppAugmentation.getDstIp().equals(dstIp)
 288                         && hppAugmentation.getEncapsulationType().equals(encapType)) {
 289                     return Optional.fromNullable(hppAugmentation);
 290                 }
 291             }
 292         }
 293         return Optional.absent();
 294     }
 295
 296     public Optional<HwvtepPhysicalLocatorAugmentation>
 297             getPhysicalLocatorAugmentation(InstanceIdentifier<TerminationPoint> iid) {
 298         Optional<TerminationPoint> tp = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL, iid);
 299         if (tp.isPresent()) {
 300             return Optional.fromNullable(tp.get().augmentation(HwvtepPhysicalLocatorAugmentation.class));
 301         }
 302         return Optional.absent();
 303     }
 304
 305     public Optional<LocalMcastMacs> getLocalMcastMacs(InstanceIdentifier<?> iid, LocalMcastMacsKey key) {
 306         Preconditions.checkNotNull(iid);
 307         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 308         if (nodeOptional.isPresent()) {
 309             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 310             List<LocalMcastMacs> macList = null;
 311             if (hgAugmentation != null) {
 312                 macList = hgAugmentation.getLocalMcastMacs();
 313             }
 314             if (macList != null) {
 315                 for (LocalMcastMacs mac: macList) {
 316                     if (mac.key().equals(key)) {
 317                         return Optional.fromNullable(mac);
 318                     }
 319                 }
 320             }
 321         }
 322         return Optional.absent();
 323     }
 324
 325     public Optional<RemoteMcastMacs> getRemoteMcastMacs(InstanceIdentifier<?> iid, RemoteMcastMacsKey key) {
 326         Preconditions.checkNotNull(iid);
 327         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 328         if (nodeOptional.isPresent()) {
 329             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 330             List<RemoteMcastMacs> macList = null;
 331             if (hgAugmentation != null) {
 332                 macList = hgAugmentation.getRemoteMcastMacs();
 333             }
 334             if (macList != null) {
 335                 for (RemoteMcastMacs mac: macList) {
 336                     if (mac.key().equals(key)) {
 337                         return Optional.fromNullable(mac);
 338                     }
 339                 }
 340             }
 341         }
 342         return Optional.absent();
 343     }
 344
 345     public Optional<LocalUcastMacs> getLocalUcastMacs(InstanceIdentifier<?> iid, LocalUcastMacsKey key) {
 346         Preconditions.checkNotNull(iid);
 347         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 348         if (nodeOptional.isPresent()) {
 349             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 350             List<LocalUcastMacs> macList = null;
 351             if (hgAugmentation != null) {
 352                 macList = hgAugmentation.getLocalUcastMacs();
 353             }
 354             if (macList != null) {
 355                 for (LocalUcastMacs mac: macList) {
 356                     if (mac.key().equals(key)) {
 357                         return Optional.fromNullable(mac);
 358                     }
 359                 }
 360             }
 361         }
 362         return Optional.absent();
 363     }
 364
 365     public Optional<RemoteUcastMacs> getRemoteUcastMacs(InstanceIdentifier<?> iid, RemoteUcastMacsKey key) {
 366         Preconditions.checkNotNull(iid);
 367         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 368         if (nodeOptional.isPresent()) {
 369             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 370             List<RemoteUcastMacs> macList = null;
 371             if (hgAugmentation != null) {
 372                 macList = hgAugmentation.getRemoteUcastMacs();
 373             }
 374             if (macList != null) {
 375                 for (RemoteUcastMacs mac: macList) {
 376                     if (mac.key().equals(key)) {
 377                         return Optional.fromNullable(mac);
 378                     }
 379                 }
 380             }
 381         }
 382         return Optional.absent();
 383     }
 384
 385     public Optional<LogicalRouters> getLogicalRouters(final InstanceIdentifier<?> iid,
 386             final LogicalRoutersKey logicalRoutersKey) {
 387         Preconditions.checkNotNull(iid);
 388         Optional<HwvtepGlobalAugmentation> nodeOptional = getHwvtepGlobalAugmentation(iid);
 389         if (nodeOptional.isPresent()) {
 390             HwvtepGlobalAugmentation hgAugmentation = nodeOptional.get();
 391             if (hgAugmentation != null && hgAugmentation.getLogicalRouters() != null) {
 392                 for (LogicalRouters lrouter: hgAugmentation.getLogicalRouters()) {
 393                     if (lrouter.key().equals(logicalRoutersKey)) {
 394                         return Optional.fromNullable(lrouter);
 395                     }
 396                 }
 397             }
 398         }
 399         return Optional.absent();
 400     }
 401
 402     public Optional<Acls> getAcls(InstanceIdentifier<Acls> iid) {
 403         Optional<Acls> acl = new MdsalUtils(db).readOptional(LogicalDatastoreType.OPERATIONAL, iid);
 404         return acl;
 405     }
 406
 407     public ReadWriteTransaction getReadWriteTransaction() {
 408         return transaction;
 409     }
 410
 411     public void setPhysicalLocatorInFlight(InstanceIdentifier<TerminationPoint> iid,
 412                                            UUID uuid) {
 413         inflightLocators.put(iid, uuid);
 414     }
 415
 416     public UUID getPhysicalLocatorInFlight(InstanceIdentifier<TerminationPoint> iid) {
 417         return inflightLocators.get(iid);
 418     }
 419
 420     public HwvtepConnectionInstance getConnectionInstance() {
 421         return connectionInstance;
 422     }
 423
 424     public HwvtepDeviceInfo getDeviceInfo() {
 425         return deviceInfo;
 426     }
 427
 428     public void updateCurrentTxData(Class<? extends Identifiable> cls, InstanceIdentifier key, UUID uuid) {
 429         HwvtepSouthboundUtil.updateData(currentTxUUIDs, cls, key, uuid);
 430     }
 431
 432     public void updateCurrentTxDeleteData(Class<? extends Identifiable> cls, InstanceIdentifier key) {
 433         HwvtepSouthboundUtil.updateData(currentTxDeletedKeys, cls, key, Boolean.TRUE);
 434     }
 435
 436     public UUID getUUIDFromCurrentTx(Class<? extends Identifiable> cls, InstanceIdentifier key) {
 437         return HwvtepSouthboundUtil.getData(currentTxUUIDs, cls, key);
 438     }
 439
 440     public boolean isKeyPartOfCurrentTx(Class<? extends Identifiable> cls, InstanceIdentifier key) {
 441         return HwvtepSouthboundUtil.containsKey(currentTxUUIDs, cls, key);
 442     }
 443
 444     public Set<InstanceIdentifier> getDeletedKeysInCurrentTx(Class<? extends Identifiable> cls) {
 445         if (currentTxDeletedKeys.containsKey(cls)) {
 446             return currentTxDeletedKeys.get(cls).keySet();
 447         }
 448         return Collections.EMPTY_SET;
 449     }
 450
 451     public List<? extends Identifiable> getUpdatedData(final InstanceIdentifier<Node> key,
 452                                                        final Class<? extends Identifiable> cls) {
 453         List<Identifiable> result = null;
 454         if (modifiedData.get(key) != null && modifiedData.get(key).getLeft() != null) {
 455             result = modifiedData.get(key).getLeft().get(cls);
 456         }
 457         if (result == null) {
 458             result = Collections.EMPTY_LIST;
 459         }
 460         return result;
 461     }
 462
 463     public List<? extends Identifiable> getDeletedData(final InstanceIdentifier<Node> key,
 464                                                        final Class<? extends Identifiable> cls) {
 465         List<Identifiable> result = null;
 466         if (modifiedData.get(key) != null && modifiedData.get(key).getRight() != null) {
 467             result = modifiedData.get(key).getRight().get(cls);
 468         }
 469         if (result == null) {
 470             result = Collections.EMPTY_LIST;
 471         }
 472         return result;
 473     }
 474
 475     public void setModifiedData(final Map<InstanceIdentifier<Node>,
 476             Pair<Map<Class<? extends Identifiable>, List<Identifiable>>,
 477                     Map<Class<? extends Identifiable>, List<Identifiable>>>> modifiedData) {
 478         this.modifiedData = modifiedData;
 479     }
 480
 481     public boolean isInReconciliation() {
 482         return inReconciliation;
 483     }
 484
 485     public void setInReconciliation(boolean inReconciliation) {
 486         this.inReconciliation = inReconciliation;
 487     }
 488
 489     public DataBroker getDataBroker() {
 490         return db;
 491     }
 492
 493
 494     public void clearIntransitKeys() {
 495         currentTxUUIDs.forEach((cls, map) -> {
 496             map.forEach((iid, uuid) -> deviceInfo.clearInTransit(cls, iid));
 497         });
 498         currentTxDeletedKeys.forEach((cls, map) -> {
 499             map.forEach((iid, val) -> deviceInfo.clearInTransit(cls, iid));
 500         });
 501         currentTxUUIDs.clear();
 502         currentTxDeletedKeys.clear();
 503         deviceInfo.onOperDataAvailable();
 504     }
 505 }