migrate sdnr features to phosphorus
[ccsdk/features.git] / sdnr / wt / devicemanager-onap / onf14 / provider / src / main / java / org / onap / ccsdk / features / sdnr / wt / devicemanager / onf14 / impl / Onf14NetworkElement.java
diff --git a/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElement.java b/sdnr/wt/devicemanager-onap/onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElement.java
deleted file mode 100644 (file)
index 4a23b6b..0000000
+++ /dev/null
@@ -1,552 +0,0 @@
-/*
- * ============LICENSE_START========================================================================
- * ONAP : ccsdk feature sdnr wt
- * =================================================================================================
- * Copyright (C) 2020 highstreet technologies GmbH Intellectual Property. All rights reserved.
- * =================================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
- * in compliance with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software distributed under the License
- * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
- * or implied. See the License for the specific language governing permissions and limitations under
- * the License.
- * ============LICENSE_END==========================================================================
- */
-package org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-import java.util.Optional;
-import org.eclipse.jdt.annotation.NonNull;
-import org.eclipse.jdt.annotation.Nullable;
-import org.onap.ccsdk.features.sdnr.wt.common.YangHelper;
-import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElementService;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.dataprovider.Onf14ToInternalDataModel;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14AirInterface;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14AirInterfaceNotificationListener;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14EthernetContainer;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14EthernetContainerNotificationListener;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14WireInterface;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.impl.interfaces.Onf14WireInterfaceNotificationListener;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerServiceProvider;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.FaultService;
-import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.FaultData;
-import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.Capabilities;
-import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
-import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfBindingAccessor;
-import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.LAYERPROTOCOLNAMETYPEAIRLAYER;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.air._interface.lp.spec.AirInterfacePac;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.air._interface.pac.AirInterfaceCurrentProblems;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.ControlConstruct;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.LAYERPROTOCOLNAMETYPE;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.UniversalId;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.control.construct.Equipment;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.control.construct.EquipmentKey;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.control.construct.LogicalTerminationPoint;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.control.construct.LogicalTerminationPointKey;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.equipment.ContainedHolder;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.logical.termination.point.LayerProtocol;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.logical.termination.point.LayerProtocolKey;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.ethernet.container._2._0.rev200121.LAYERPROTOCOLNAMETYPEETHERNETCONTAINERLAYER;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.ethernet.container._2._0.rev200121.ethernet.container.lp.spec.EthernetContainerPac;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.ethernet.container._2._0.rev200121.ethernet.container.pac.EthernetContainerCurrentProblems;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.wire._interface._2._0.rev200123.LAYERPROTOCOLNAMETYPEWIRELAYER;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.wire._interface._2._0.rev200123.wire._interface.lp.spec.WireInterfacePac;
-import org.opendaylight.yang.gen.v1.urn.onf.yang.wire._interface._2._0.rev200123.wire._interface.pac.WireInterfaceCurrentProblems;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.Inventory;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementConnectionBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementDeviceType;
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
-import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-import org.opendaylight.yangtools.yang.binding.NotificationListener;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Repesentation of ONF Core model 1.4 device Top level element is "ControlConstruct" (replaces "NetworkElement" of
- * older ONF Version)
- */
-public class Onf14NetworkElement implements NetworkElement {
-
-    private static final Logger log = LoggerFactory.getLogger(Onf14NetworkElement.class);
-
-    protected static final InstanceIdentifier<ControlConstruct> CONTROLCONSTRUCT_IID =
-            InstanceIdentifier.builder(ControlConstruct.class).build();
-
-    private static final int EQUIPMENTROOTLEVEL = 0;
-
-    private final NetconfBindingAccessor netconfAccessor;
-    private final DataProvider databaseService;
-    private final Onf14ToInternalDataModel onf14Mapper;
-    @NonNull
-    private final FaultService faultService;
-
-    // for storing the Equipment UUIDs that are inserted in the DB
-    private final List<String> equipmentUuidList = new ArrayList<>();
-
-    // air interface related members
-    private final List<TechnologySpecificPacKeys> airInterfaceList = new ArrayList<>();
-    @SuppressWarnings("unused")
-    private ListenerRegistration<NotificationListener> airInterfaceNotificationListenerHandler;
-    @NonNull
-    private final Onf14AirInterfaceNotificationListener airInterfaceNotificationListener;
-
-    // ethernet container related members
-    private final List<TechnologySpecificPacKeys> ethernetContainerList = new ArrayList<>();
-    @SuppressWarnings("unused")
-    private ListenerRegistration<NotificationListener> etherneContainerNotificationListenerHandler;
-    @NonNull
-    private final Onf14EthernetContainerNotificationListener ethernetContainerNotificationListener;
-
-    // wire interface related members
-    private final List<TechnologySpecificPacKeys> wireInterfaceList = new ArrayList<>();
-    @SuppressWarnings("unused")
-    private ListenerRegistration<NotificationListener> wireInterfaceNotificationListenerHandler;
-    @NonNull
-    private final Onf14WireInterfaceNotificationListener wireInterfaceNotificationListener;
-
-    Onf14NetworkElement(NetconfBindingAccessor netconfAccess, DeviceManagerServiceProvider serviceProvider) {
-        log.info("Create {}", Onf14NetworkElement.class.getSimpleName());
-        this.netconfAccessor = netconfAccess;
-        this.databaseService = serviceProvider.getDataProvider();
-        this.faultService = serviceProvider.getFaultService();
-        this.onf14Mapper = new Onf14ToInternalDataModel();
-        this.airInterfaceNotificationListenerHandler = null;
-        this.airInterfaceNotificationListener =
-                new Onf14AirInterfaceNotificationListener(netconfAccess, serviceProvider);
-        this.etherneContainerNotificationListenerHandler = null;
-        ethernetContainerNotificationListener =
-                new Onf14EthernetContainerNotificationListener(netconfAccess, serviceProvider);
-        this.wireInterfaceNotificationListenerHandler = null;
-        wireInterfaceNotificationListener = new Onf14WireInterfaceNotificationListener(netconfAccess, serviceProvider);
-    }
-
-    public void initialReadFromNetworkElement() {
-
-        // reading the inventory (CoreModel 1.4 Equipment Model) and adding it to the DB
-        readEquipmentData();
-
-        var resultList = new FaultData();
-
-        int problems = faultService.removeAllCurrentProblemsOfNode(netconfAccessor.getNodeId());
-        log.debug("Removed all {} problems from database at registration", problems);
-
-        readAllAirInterfaceCurrentProblems(resultList);
-        problems = resultList.size();
-        log.debug("NETCONF read air interface current problems completed. Got back {} problems.", problems);
-
-        readAllEhernetContainerCurrentProblems(resultList);
-        problems = resultList.size() - problems;
-        log.debug("NETCONF read current problems completed. Got back {} problems.", resultList.size());
-
-        readAllWireInterfaceCurrentProblems(resultList);
-        problems = resultList.size();
-        log.debug("NETCONF read wire interface current problems completed. Got back {} problems.", problems);
-
-        faultService.initCurrentProblemStatus(netconfAccessor.getNodeId(), resultList);
-        log.debug("DB write current problems completed");
-
-    }
-
-    public void readAllAirInterfaceCurrentProblems(FaultData resultList) {
-
-        int idxStart; // Start index for debug messages
-
-        for (TechnologySpecificPacKeys key : airInterfaceList) {
-            idxStart = resultList.size();
-
-            readAirInterfaceCurrentProblemForLtp(key.getLtpUuid(), key.getLocalId(), resultList);
-            debugResultList(key.getLtpUuid().getValue(), resultList, idxStart);
-        }
-    }
-
-    public void readAllEhernetContainerCurrentProblems(FaultData resultList) {
-
-        int idxStart; // Start index for debug messages
-
-        for (TechnologySpecificPacKeys key : ethernetContainerList) {
-            idxStart = resultList.size();
-
-            readEthernetConainerCurrentProblemForLtp(key.getLtpUuid(), key.getLocalId(), resultList);
-            debugResultList(key.getLtpUuid().getValue(), resultList, idxStart);
-        }
-    }
-
-    public void readAllWireInterfaceCurrentProblems(FaultData resultList) {
-
-        int idxStart; // Start index for debug messages
-
-        for (TechnologySpecificPacKeys key : wireInterfaceList) {
-            idxStart = resultList.size();
-
-            readWireInterfaceCurrentProblemForLtp(key.getLtpUuid(), key.getLocalId(), resultList);
-            debugResultList(key.getLtpUuid().getValue(), resultList, idxStart);
-        }
-    }
-
-    /**
-     * @param nNode set core-model-capability
-     */
-    public void setCoreModel(@NonNull NetconfNode nNode) {
-        NetworkElementConnectionBuilder eb = new NetworkElementConnectionBuilder();
-        log.info("In setCoreModel for Onf14NetworkElement");
-        String namespaceRevision;
-        QName QNAME_COREMODEL14 = QName.create("urn:onf:yang:core-model-1-4", "2019-11-27", "core-model-1-4").intern();
-
-        Capabilities availableCapabilities = Capabilities.getAvailableCapabilities(nNode);
-        namespaceRevision = availableCapabilities.getRevisionForNamespace(QNAME_COREMODEL14);
-        log.info("In setCoreModel for Onf14NetworkElement- namespaceRevision = " + namespaceRevision);
-        if (Capabilities.isNamespaceSupported(namespaceRevision)) {
-            eb.setCoreModelCapability(namespaceRevision);
-        } else {
-            eb.setCoreModelCapability("Unsupported");
-        }
-        databaseService.updateNetworkConnection22(eb.build(), netconfAccessor.getNodeId().getValue());
-    }
-
-    @Override
-    public void register() {
-        // Set core-model revision value in "core-model-capability" field
-        setCoreModel(netconfAccessor.getNetconfNode());
-        initialReadFromNetworkElement();
-
-        // Register netconf stream
-        airInterfaceNotificationListenerHandler =
-                netconfAccessor.doRegisterNotificationListener(airInterfaceNotificationListener);
-        etherneContainerNotificationListenerHandler =
-                netconfAccessor.doRegisterNotificationListener(ethernetContainerNotificationListener);
-        wireInterfaceNotificationListenerHandler =
-                netconfAccessor.doRegisterNotificationListener(wireInterfaceNotificationListener);
-        // Register to default (NETCONF) stream
-        netconfAccessor.registerNotificationsStream();
-    }
-
-    @Override
-    public void deregister() {}
-
-
-    @Override
-    public NodeId getNodeId() {
-        return netconfAccessor.getNodeId();
-    }
-
-    @Override
-    public <L extends NetworkElementService> Optional<L> getService(Class<L> clazz) {
-        return Optional.empty();
-    }
-
-    @Override
-    public void warmstart() {}
-
-    @Override
-    public Optional<NetconfAccessor> getAcessor() {
-        return Optional.of(netconfAccessor);
-    }
-
-    @Override
-    public NetworkElementDeviceType getDeviceType() {
-        return NetworkElementDeviceType.Wireless;
-    }
-
-    private void readEquipmentData() {
-
-        Optional<ControlConstruct> controlConstruct = readControlConstruct(netconfAccessor);
-
-        if (controlConstruct.isPresent()) {
-            // the top-level-equipment list contains the root objects of the Equipment Model
-            log.debug("Getting list of topLevelEquipment for mountpoint {}", netconfAccessor.getNodeId());
-            @Nullable
-            List<UniversalId> topLevelEquipment = controlConstruct.get().getTopLevelEquipment();
-
-            if (topLevelEquipment != null) {
-                List<Inventory> inventoryList = new ArrayList<>();
-                for (UniversalId uuid : topLevelEquipment) {
-                    log.debug("Got back topLevelEquipment with uuid {}", uuid.getValue());
-
-                    // adding all root Equipment objects to the DB
-                    @Nullable
-                    Equipment equipmentInstance = readEquipmentInstance(netconfAccessor, uuid);
-                    if (equipmentInstance != null) {
-                        // recursively adding the root equipment and all its children into the DB
-                        collectEquipment(inventoryList, equipmentInstance, null, EQUIPMENTROOTLEVEL);
-                    }
-                }
-                this.databaseService.writeInventory(this.netconfAccessor.getNodeId().getValue(), inventoryList);
-            }
-        }
-
-        // storing all the LTP UUIDs internally, for later usage, for air-interface and ethernet-container
-        readKeys(controlConstruct);
-    }
-
-    private List<Inventory> collectEquipment(List<Inventory> list, Equipment currentEq, Equipment parentEq,
-            long treeLevel) {
-
-        // if the Equipment UUID is already in the list, it was already processed
-        // needed for solving possible circular dependencies
-        if (equipmentUuidList.contains(currentEq.getUuid().getValue())) {
-            log.debug("Not adding equipment with uuid {} because it was aleady added...",
-                    currentEq.getUuid().getValue());
-            return list;
-        }
-
-        // we add this to our internal list, such that we avoid circular dependencies
-        equipmentUuidList.add(currentEq.getUuid().getValue());
-        log.debug("Adding equipment with uuid {} to the database...", currentEq.getUuid().getValue());
-
-        // we add our current equipment to the database
-        list.add(onf14Mapper.getInternalEquipment(netconfAccessor.getNodeId(), currentEq, parentEq, treeLevel));
-
-        // we iterate the kids of our current equipment and add them to the database recursively
-        // the actual reference is here: /core-model:control-construct/equipment/contained-holder/occupying-fru
-        @NonNull
-        Collection<ContainedHolder> holderList = YangHelper.getCollection(currentEq.nonnullContainedHolder());
-
-        for (ContainedHolder holder : holderList) {
-            @Nullable
-            UniversalId occupyingFru = holder.getOccupyingFru();
-            if (occupyingFru != null) {
-                @Nullable
-                Equipment childEq = readEquipmentInstance(netconfAccessor, occupyingFru);
-
-                if (childEq != null) {
-                    // current becomes parent and tree level increases by 1
-                    collectEquipment(list, childEq, currentEq, treeLevel + 1);
-                }
-            }
-        }
-        return list;
-    }
-
-    private void readKeys(Optional<ControlConstruct> controlConstruct) {
-
-        if (controlConstruct.isPresent()) {
-            @NonNull
-            Collection<LogicalTerminationPoint> ltpList =
-                    YangHelper.getCollection(controlConstruct.get().nonnullLogicalTerminationPoint());
-            log.debug("Iterating the LTP list for node {}", netconfAccessor.getNodeId().getValue());
-
-            // iterating all the Logical Termination Point list
-            for (LogicalTerminationPoint ltp : ltpList) {
-                @NonNull
-                List<LayerProtocol> lpList = YangHelper.getList(ltp.nonnullLayerProtocol());
-                // the Layer Protocol list should contain only one item, since we have an 1:1 relationship between the LTP and the LP
-                if (lpList.size() != 1) {
-                    log.debug("Layer protocol has no 1:1 relationship with the LTP.");
-                    return;
-                }
-                // accessing the LP, which should be only 1
-                LayerProtocol lp = lpList.get(0);
-                @Nullable
-                Class<? extends LAYERPROTOCOLNAMETYPE> layerProtocolName = lp.getLayerProtocolName();
-                if (layerProtocolName != null) {
-                    // if the LTP has an airInterface technology extension, the layer protocol name is air-layer
-                    if (layerProtocolName.getTypeName().equals(LAYERPROTOCOLNAMETYPEAIRLAYER.class.getName())) {
-                        TechnologySpecificPacKeys airInterfaceKey =
-                                new TechnologySpecificPacKeys(ltp.getUuid(), lp.getLocalId());
-                        airInterfaceList.add(airInterfaceKey);
-                        log.debug("Adding Ltp with uuid {} and local-id {} to the air-interface list",
-                                ltp.getUuid().getValue(), lp.getLocalId());
-                    }
-                    // if the LTP has an ethernetContainier technology extension, the layer protocol name is ethernet-container-layer
-                    else if (layerProtocolName.getTypeName().equals(LAYERPROTOCOLNAMETYPEETHERNETCONTAINERLAYER.class
-                            .getName())) {
-                        TechnologySpecificPacKeys ethernetContainerKey =
-                                new TechnologySpecificPacKeys(ltp.getUuid(), lp.getLocalId());
-                        ethernetContainerList.add(ethernetContainerKey);
-                        log.debug("Adding Ltp with uuid {} and local-id {} to the ethernet-contatinier list",
-                                ltp.getUuid().getValue(), lp.getLocalId());
-                    } else if (layerProtocolName.getTypeName().equals(LAYERPROTOCOLNAMETYPEWIRELAYER.class.getName())) {
-                        TechnologySpecificPacKeys wireInterfaceKey =
-                                new TechnologySpecificPacKeys(ltp.getUuid(), lp.getLocalId());
-                        wireInterfaceList.add(wireInterfaceKey);
-                        log.debug("Adding Ltp with uuid {} and local-id {} to the wire-interface list",
-                                ltp.getUuid().getValue(), lp.getLocalId());
-                    }
-                }
-            }
-        }
-    }
-
-    private void readAirInterfaceCurrentProblemForLtp(UniversalId ltpUuid, String localId, FaultData resultList) {
-
-        final Class<AirInterfacePac> clazzPac = AirInterfacePac.class;
-
-        log.info("DBRead Get current problems for class {} from mountpoint {} for LTP uuid {} and local-id {}",
-                clazzPac.getSimpleName(), netconfAccessor.getNodeId().getValue(), ltpUuid.getValue(), localId);
-
-        // constructing the IID needs the augmentation exposed byy the air-interface-2-0 model
-        InstanceIdentifier<AirInterfaceCurrentProblems> airInterfaceCurrentProblem_IID = InstanceIdentifier
-                .builder(ControlConstruct.class)
-                .child(LogicalTerminationPoint.class, new LogicalTerminationPointKey(ltpUuid))
-                .child(LayerProtocol.class, new LayerProtocolKey(localId))
-                .augmentation(
-                        org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.LayerProtocol1.class)
-                .child(AirInterfacePac.class).child(AirInterfaceCurrentProblems.class).build();
-
-        // reading all the current-problems list for this specific LTP and LP
-        AirInterfaceCurrentProblems problems = netconfAccessor.getTransactionUtils().readData(
-                netconfAccessor.getDataBroker(), LogicalDatastoreType.OPERATIONAL, airInterfaceCurrentProblem_IID);
-
-        if (problems == null) {
-            log.debug("DBRead Id {} no AirInterfaceCurrentProblems", ltpUuid);
-        } else if (problems.getCurrentProblemList() == null) {
-            log.debug("DBRead Id {} empty CurrentProblemList", ltpUuid);
-        } else {
-            for (org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.air._interface.current.problems.CurrentProblemList problem : YangHelper
-                    .getCollection(problems.nonnullCurrentProblemList())) {
-                resultList.add(netconfAccessor.getNodeId(), (int) problem.getSequenceNumber(), problem.getTimestamp(),
-                        ltpUuid.getValue(), problem.getProblemName(),
-                        Onf14AirInterface.mapSeverity(problem.getProblemSeverity()));
-            }
-        }
-    }
-
-    private void readEthernetConainerCurrentProblemForLtp(UniversalId ltpUuid, String localId, FaultData resultList) {
-
-        final Class<EthernetContainerPac> clazzPac = EthernetContainerPac.class;
-
-        log.info("DBRead Get current problems for class {} from mountpoint {} for LTP uuid {} and local-id {}",
-                clazzPac.getSimpleName(), netconfAccessor.getNodeId().getValue(), ltpUuid.getValue(), localId);
-
-        // constructing the IID needs the augmentation exposed by the ethernet-container-2-0 model
-        InstanceIdentifier<EthernetContainerCurrentProblems> etherneContainerCurrentProblem_IID = InstanceIdentifier
-                .builder(ControlConstruct.class)
-                .child(LogicalTerminationPoint.class, new LogicalTerminationPointKey(ltpUuid))
-                .child(LayerProtocol.class, new LayerProtocolKey(localId))
-                .augmentation(
-                        org.opendaylight.yang.gen.v1.urn.onf.yang.ethernet.container._2._0.rev200121.LayerProtocol1.class)
-                .child(EthernetContainerPac.class).child(EthernetContainerCurrentProblems.class).build();
-
-        // reading all the current-problems list for this specific LTP and LP
-        EthernetContainerCurrentProblems problems = netconfAccessor.getTransactionUtils().readData(
-                netconfAccessor.getDataBroker(), LogicalDatastoreType.OPERATIONAL, etherneContainerCurrentProblem_IID);
-
-        if (problems == null) {
-            log.debug("DBRead Id {} no EthernetContainerCurrentProblems", ltpUuid);
-        } else if (problems.getCurrentProblemList() == null) {
-            log.debug("DBRead Id {} empty CurrentProblemList", ltpUuid);
-        } else {
-            for (org.opendaylight.yang.gen.v1.urn.onf.yang.ethernet.container._2._0.rev200121.ethernet.container.current.problems.CurrentProblemList problem : YangHelper
-                    .getCollection(problems.nonnullCurrentProblemList())) {
-                resultList.add(netconfAccessor.getNodeId(), (int) problem.getSequenceNumber(), problem.getTimestamp(),
-                        ltpUuid.getValue(), problem.getProblemName(),
-                        Onf14EthernetContainer.mapSeverity(problem.getProblemSeverity()));
-            }
-        }
-    }
-
-    private void readWireInterfaceCurrentProblemForLtp(UniversalId ltpUuid, String localId, FaultData resultList) {
-
-        final Class<WireInterfacePac> clazzPac = WireInterfacePac.class;
-
-        log.info("DBRead Get current problems for class {} from mountpoint {} for LTP uuid {} and local-id {}",
-                clazzPac.getSimpleName(), netconfAccessor.getNodeId().getValue(), ltpUuid.getValue(), localId);
-
-        // constructing the IID needs the augmentation exposed by the wire-interface-2-0 model
-        InstanceIdentifier<WireInterfaceCurrentProblems> wireInterfaceCurrentProblem_IID = InstanceIdentifier
-                .builder(ControlConstruct.class)
-                .child(LogicalTerminationPoint.class, new LogicalTerminationPointKey(ltpUuid))
-                .child(LayerProtocol.class, new LayerProtocolKey(localId))
-                .augmentation(
-                        org.opendaylight.yang.gen.v1.urn.onf.yang.wire._interface._2._0.rev200123.LayerProtocol1.class)
-                .child(WireInterfacePac.class).child(WireInterfaceCurrentProblems.class).build();
-
-        // reading all the current-problems list for this specific LTP and LP
-        WireInterfaceCurrentProblems problems = netconfAccessor.getTransactionUtils().readData(
-                netconfAccessor.getDataBroker(), LogicalDatastoreType.OPERATIONAL, wireInterfaceCurrentProblem_IID);
-
-        if (problems == null) {
-            log.debug("DBRead Id {} no WireInterfaceCurrentProblems", ltpUuid);
-        } else if (problems.getCurrentProblemList() == null) {
-            log.debug("DBRead Id {} empty CurrentProblemList", ltpUuid);
-        } else {
-            for (org.opendaylight.yang.gen.v1.urn.onf.yang.wire._interface._2._0.rev200123.wire._interface.current.problems.CurrentProblemList problem : YangHelper
-                    .getCollection(problems.nonnullCurrentProblemList())) {
-                resultList.add(netconfAccessor.getNodeId(), (int) problem.getSequenceNumber(), problem.getTimestamp(),
-                        ltpUuid.getValue(), problem.getProblemName(),
-                        Onf14WireInterface.mapSeverity(problem.getProblemSeverity()));
-            }
-        }
-    }
-
-    private Optional<ControlConstruct> readControlConstruct(NetconfBindingAccessor netconfAccessor) {
-        return Optional.ofNullable(netconfAccessor.getTransactionUtils().readData(netconfAccessor.getDataBroker(),
-                LogicalDatastoreType.CONFIGURATION, CONTROLCONSTRUCT_IID));
-    }
-
-    private @Nullable Equipment readEquipmentInstance(NetconfBindingAccessor accessData, UniversalId equipmentUuid) {
-
-        final Class<?> clazzPac = Equipment.class;
-
-        log.info("DBRead Get equipment for class {} from mountpoint {} for uuid {}", clazzPac.getSimpleName(),
-                accessData.getNodeId().getValue(), equipmentUuid.getValue());
-
-        InstanceIdentifier<Equipment> equipmentIID = InstanceIdentifier.builder(ControlConstruct.class)
-                .child(Equipment.class, new EquipmentKey(equipmentUuid)).build();
-
-        return accessData.getTransactionUtils().readData(accessData.getDataBroker(), LogicalDatastoreType.CONFIGURATION,
-                equipmentIID);
-    }
-
-    // defining a structure that can map the LP local-id and its corresponding LTP uuid
-    private class TechnologySpecificPacKeys {
-
-        private UniversalId ltpUuid;
-        private String localId;
-
-        public TechnologySpecificPacKeys(UniversalId uuid, String lId) {
-            this.ltpUuid = uuid;
-            this.localId = lId;
-        }
-
-        public UniversalId getLtpUuid() {
-            return ltpUuid;
-        }
-
-        public String getLocalId() {
-            return localId;
-        }
-
-        @SuppressWarnings("unused")
-        public void setLtpUuid(UniversalId uuid) {
-            this.ltpUuid = uuid;
-        }
-
-        @SuppressWarnings("unused")
-        public void setLocalId(String lId) {
-            this.localId = lId;
-        }
-    }
-
-
-    /**
-     * LOG the newly added problems of the interface pac
-     *
-     * @param idxStart
-     * @param uuid
-     * @param resultList
-     */
-    private void debugResultList(String uuid, FaultData resultList, int idxStart) {
-        StringBuilder sb = new StringBuilder();
-        int idx = 0;
-        for (int t = idxStart; t < resultList.size(); t++) {
-            sb.append(idx++);
-            sb.append(":{");
-            sb.append(resultList.get(t));
-            sb.append('}');
-        }
-        log.debug("Found problems {} {}", uuid, sb);
-    }
-
-}