Initial commit for device manager 1.4

Add device manager support for ONF Core Model 1.4

Issue-ID: CCSDK-2579
Change-Id: I0b0f27554dc33de08019ec50ac61fa3fd5367068
Signed-off-by: alexs <alexandru.stancu@highstreet-technologies.com>
Signed-off-by: alex.stancu <alexandru.stancu@highstreet-technologies.com>

16 files changed, 982 insertions, 0 deletions

diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/DeviceManagerOnf14Impl.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/DeviceManagerOnf14Impl.java
new file mode 100644
index 000000000..df34ce5c8
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/DeviceManagerOnf14Impl.java
@@ -0,0 +1,89 @@
+/*
+ * ============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 org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.FactoryRegistration;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.NetconfNetworkElementService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DeviceManagerOnf14Impl implements AutoCloseable {
+
+    private static final Logger LOG = LoggerFactory.getLogger(DeviceManagerOnf14Impl.class);
+    private static final String APPLICATION_NAME = "DeviceManagerOnf14";
+    @SuppressWarnings("unused")
+    private static final String CONFIGURATIONFILE = "etc/devicemanager-onf14.properties";
+
+
+    private NetconfNetworkElementService netconfNetworkElementService;
+
+    private HtDatabaseClient htDatabaseClient;
+    private Boolean devicemanagerInitializationOk = false;
+    private FactoryRegistration<Onf14NetworkElementFactory> resOnf;
+
+    // Blueprint begin
+    public DeviceManagerOnf14Impl() {
+        LOG.info("Creating provider for {}", APPLICATION_NAME);
+        resOnf = null;
+    }
+
+    public void setNetconfNetworkElementService(NetconfNetworkElementService netconfNetworkElementService) {
+        this.netconfNetworkElementService = netconfNetworkElementService;
+    }
+
+    public void init() throws Exception {
+
+        LOG.info("Session Initiated start {}", APPLICATION_NAME);
+
+        resOnf = netconfNetworkElementService.registerNetworkElementFactory(new Onf14NetworkElementFactory());
+
+
+        netconfNetworkElementService.writeToEventLog(APPLICATION_NAME, "startup", "done");
+        this.devicemanagerInitializationOk = true;
+
+        LOG.info("Session Initiated end. Initialization done {}", devicemanagerInitializationOk);
+    }
+    // Blueprint end
+
+    @Override
+    public void close() throws Exception {
+        LOG.info("closing ...");
+        close(htDatabaseClient);
+        close(resOnf);
+        LOG.info("closing done");
+    }
+
+    /**
+     * Used to close all Services, that should support AutoCloseable Pattern
+     *
+     * @param toClose
+     * @throws Exception
+     */
+    private void close(AutoCloseable... toCloseList) {
+        for (AutoCloseable element : toCloseList) {
+            if (element != null) {
+                try {
+                    element.close();
+                } catch (Exception e) {
+                    LOG.warn("Fail during close: ", e);
+                }
+            }
+        }
+    }
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14AirInterfaceNotificationListener.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14AirInterfaceNotificationListener.java
new file mode 100644
index 000000000..1663f61fe
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14AirInterfaceNotificationListener.java
@@ -0,0 +1,78 @@
+/*
+ * ============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 org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerServiceProvider;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.AirInterface20Listener;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.AttributeValueChangedNotification;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.ObjectCreationNotification;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.ObjectDeletionNotification;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.ProblemNotification;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Onf14AirInterfaceNotificationListener implements AirInterface20Listener {
+
+    private static final Logger log = LoggerFactory.getLogger(Onf14AirInterfaceNotificationListener.class);
+
+    private final NetconfAccessor netconfAccessor;
+    private final DeviceManagerServiceProvider serviceProvider;
+
+    public Onf14AirInterfaceNotificationListener(NetconfAccessor netconfAccessor,
+            DeviceManagerServiceProvider serviceProvider) {
+        this.netconfAccessor = netconfAccessor;
+        this.serviceProvider = serviceProvider;
+    }
+
+    @Override
+    public void onObjectDeletionNotification(ObjectDeletionNotification notification) {
+        // TODO Auto-generated method stub
+        // this type of notification is not yet supported
+        log.debug("Got event of type :: {}", ObjectDeletionNotification.class.getSimpleName());
+    }
+
+    @Override
+    public void onProblemNotification(ProblemNotification notification) {
+        log.debug("Got event of type :: {}", ProblemNotification.class.getSimpleName());
+
+        serviceProvider.getFaultService().faultNotification(netconfAccessor.getNodeId(), notification.getCounter(),
+                notification.getTimestamp(), notification.getObjectIdRef().getValue(), notification.getProblem(),
+                Onf14NetworkElement.mapSeverity(notification.getSeverity()));
+
+    }
+
+    @Override
+    public void onAttributeValueChangedNotification(AttributeValueChangedNotification notification) {
+        // TODO Auto-generated method stub
+        // this type of notification is not yet supported
+        log.debug("Got event of type :: {}", AttributeValueChangedNotification.class.getSimpleName());
+    }
+
+    @Override
+    public void onObjectCreationNotification(ObjectCreationNotification notification) {
+        // TODO Auto-generated method stub
+        // this type of notification is not yet supported
+        log.debug("Got event of type :: {}", ObjectCreationNotification.class.getSimpleName());
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElement.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElement.java
new file mode 100644
index 000000000..92840fb3c
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElement.java
@@ -0,0 +1,382 @@
+/*
+ * ============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.List;
+import java.util.Optional;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+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.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.NetconfAccessor;
+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.LayerProtocol1;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPE;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPECRITICAL;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPEMAJOR;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPEMINOR;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPENONALARMED;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.SEVERITYTYPEWARNING;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.air._interface._2._0.rev200121.air._interface.current.problems.CurrentProblemList;
+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.opendaylight.params.xml.ns.yang.data.provider.rev190801.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.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 NetconfAccessor netconfAccessor;
+    private final DataProvider databaseService;
+    private final Onf14ToInternalDataModel onf14Mapper;
+    private final @NonNull FaultService faultService;
+
+    // for storing the Equipment UUIDs that are inserted in the DB
+    private final List<String> equipmentUuidList = new ArrayList<String>();
+
+    // air interface related members
+    private final List<TechnologySpecificPacKeys> airInterfaceList = new ArrayList<TechnologySpecificPacKeys>();
+    private ListenerRegistration<NotificationListener> airInterfaceNotificationListenerHandler;
+    private @NonNull final Onf14AirInterfaceNotificationListener airInterfaceNotificationListener;
+
+    Onf14NetworkElement(NetconfAccessor 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;
+        airInterfaceNotificationListener = new Onf14AirInterfaceNotificationListener(netconfAccess, serviceProvider);
+    }
+
+    public void initialReadFromNetworkElement() {
+
+        // reading the inventory (CoreModel 1.4 Equipment Model) and adding it to the DB
+        readEquipmentData();
+
+        FaultData resultList = new FaultData();
+
+        int problems = faultService.removeAllCurrentProblemsOfNode(netconfAccessor.getNodeId());
+        log.debug("Removed all {} problems from database at registration", problems);
+
+        readAllAirInterfaceCurrentProblems(resultList);
+        log.debug("NETCONF read current problems completed. Got back {} problems.", resultList.size());
+
+        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);
+        }
+    }
+
+    @Override
+    public void register() {
+        initialReadFromNetworkElement();
+        // Register netconf stream
+        airInterfaceNotificationListenerHandler =
+                netconfAccessor.doRegisterNotificationListener(airInterfaceNotificationListener);
+        netconfAccessor.registerNotificationsStream(NetconfAccessor.DefaultNotificationsStream);
+    }
+
+    @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;
+    }
+
+    public static org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType mapSeverity(
+            Class<? extends SEVERITYTYPE> severity) {
+
+        if (severity != null) {
+            if (severity.getTypeName() == SEVERITYTYPECRITICAL.class.getName()) {
+                return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.Critical;
+            } else if (severity.getTypeName() == SEVERITYTYPEMAJOR.class.getName()) {
+                return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.Major;
+            } else if (severity.getTypeName() == SEVERITYTYPEMINOR.class.getName()) {
+                return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.Minor;
+            } else if (severity.getTypeName() == SEVERITYTYPEWARNING.class.getName()) {
+                return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.Warning;
+            } else if (severity.getTypeName() == SEVERITYTYPENONALARMED.class.getName()) {
+                return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.NonAlarmed;
+            }
+        }
+
+        return org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType.NonAlarmed;
+    }
+
+    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) {
+                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
+                        addEquipmentToDb(equipmentInstance, null, EQUIPMENTROOTLEVEL);
+                    }
+                }
+            }
+        }
+
+        // storing all the airInterface LTP UUIDs internally, for later usage
+        readAirInterfaceKeys(controlConstruct);
+    }
+
+    private void addEquipmentToDb(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;
+        }
+
+        // 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
+        databaseService.writeInventory(
+                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
+        List<ContainedHolder> holderList = 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
+                    addEquipmentToDb(childEq, currentEq, treeLevel + 1);
+                }
+            }
+        }
+    }
+
+    private void readAirInterfaceKeys(Optional<ControlConstruct> controlConstruct) {
+
+        if (controlConstruct.isPresent()) {
+            @NonNull
+            List<LogicalTerminationPoint> ltpList = 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 = 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) {
+                    // it the LTP has an airInterface technology extension, the layer protocol name is air-layer
+                    if (layerProtocolName.getTypeName() == 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());
+                    }
+                }
+            }
+        }
+    }
+
+    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(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 (CurrentProblemList problem : problems.nonnullCurrentProblemList()) {
+                resultList.add(netconfAccessor.getNodeId(), (int) problem.getSequenceNumber(), problem.getTimestamp(),
+                        ltpUuid.getValue(), problem.getProblemName(), mapSeverity(problem.getProblemSeverity()));
+            }
+        }
+    }
+
+    private Optional<ControlConstruct> readControlConstruct(NetconfAccessor netconfAccessor) {
+        return Optional.ofNullable(netconfAccessor.getTransactionUtils().readData(netconfAccessor.getDataBroker(),
+                LogicalDatastoreType.OPERATIONAL, CONTROLCONSTRUCT_IID));
+    }
+
+    private @Nullable Equipment readEquipmentInstance(NetconfAccessor 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.OPERATIONAL,
+                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;
+        }
+
+        public void setLtpUuid(UniversalId uuid) {
+            this.ltpUuid = uuid;
+        }
+
+        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);
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElementFactory.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElementFactory.java
new file mode 100644
index 000000000..5505cecd6
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14NetworkElementFactory.java
@@ -0,0 +1,43 @@
+/*
+ * ============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.Optional;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.NetworkElementFactory;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerServiceProvider;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.ControlConstruct;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Onf14NetworkElementFactory implements NetworkElementFactory {
+
+    private static final Logger log = LoggerFactory.getLogger(Onf14NetworkElementFactory.class);
+
+    @Override
+    public Optional<NetworkElement> create(NetconfAccessor acessor, DeviceManagerServiceProvider serviceProvider) {
+        if (acessor.getCapabilites().isSupportingNamespace(ControlConstruct.QNAME)) {
+            log.info("Create device {} ", Onf14NetworkElement.class.getName());
+            return Optional.of(new Onf14NetworkElement(acessor, serviceProvider));
+        } else {
+            return Optional.empty();
+        }
+    }
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14ToInternalDataModel.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14ToInternalDataModel.java
new file mode 100644
index 000000000..ad42f03ca
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/impl/Onf14ToInternalDataModel.java
@@ -0,0 +1,128 @@
+/*
+ * ============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.List;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.Equipment;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.EquipmentInstance;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.EquipmentType;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.ManufacturedThing;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.ManufacturerProperties;
+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.equipment.ActualEquipment;
+import org.opendaylight.yang.gen.v1.urn.onf.yang.core.model._1._4.rev191127.equipment.ContainedHolder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.Inventory;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.InventoryBuilder;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author alexs
+ *
+ */
+public class Onf14ToInternalDataModel {
+
+    private static final Logger log = LoggerFactory.getLogger(Onf14ToInternalDataModel.class);
+
+    public Inventory getInternalEquipment(NodeId nodeId, Equipment currentEq, Equipment parentEq, long treeLevel) {
+
+        InventoryBuilder inventoryBuilder = new InventoryBuilder();
+
+        @Nullable
+        ActualEquipment component = currentEq.getActualEquipment();
+        if (component != null) {
+
+            // General
+            inventoryBuilder.setNodeId(nodeId.getValue());
+
+            inventoryBuilder.setTreeLevel(treeLevel);
+            inventoryBuilder.setUuid(currentEq.getUuid().getValue());
+
+            if (parentEq != null) {
+                inventoryBuilder.setParentUuid(parentEq.getUuid().getValue());
+            } else {
+                inventoryBuilder.setParentUuid("None");
+            }
+
+            List<String> containedHolderKeyList = new ArrayList<String>();
+            @NonNull
+            List<ContainedHolder> containedHolderList = currentEq.nonnullContainedHolder();
+            for (ContainedHolder holder : containedHolderList) {
+                @Nullable
+                UniversalId occupyingFru = holder.getOccupyingFru();
+
+                if (occupyingFru != null) {
+                    containedHolderKeyList.add(occupyingFru.getValue());
+                }
+            }
+            inventoryBuilder.setContainedHolder(containedHolderKeyList);
+
+            @Nullable
+            ManufacturedThing manThing = component.getManufacturedThing();
+            if (manThing != null) {
+                // Manufacturer properties
+                @Nullable
+                ManufacturerProperties manProp = manThing.getManufacturerProperties();
+                if (manProp != null) {
+                    inventoryBuilder.setManufacturerName(manProp.getManufacturerName());
+                    inventoryBuilder.setManufacturerIdentifier(manProp.getManufacturerIdentifier());
+                } else {
+                    log.debug("manufacturer-properties is not present in Equipment with uuid={}",
+                            currentEq.getUuid().getValue());
+                }
+
+                // Equipment instance
+                @Nullable
+                EquipmentInstance eqInstance = manThing.getEquipmentInstance();
+                if (eqInstance != null) {
+                    inventoryBuilder.setSerial(eqInstance.getSerialNumber());
+                    inventoryBuilder.setDate(eqInstance.getManufactureDate().getValue());
+                } else {
+                    log.debug("equipment-instance is not present in Equipment with uuid={}",
+                            currentEq.getUuid().getValue());
+                }
+
+                // Equipment type
+                @Nullable
+                EquipmentType eqType = manThing.getEquipmentType();
+                if (eqType != null) {
+                    inventoryBuilder.setVersion(eqType.getVersion());
+                    inventoryBuilder.setDescription(eqType.getDescription());
+                    inventoryBuilder.setPartTypeId(eqType.getPartTypeIdentifier());
+                    inventoryBuilder.setModelIdentifier(eqType.getModelIdentifier());
+                    inventoryBuilder.setTypeName(eqType.getTypeName());
+                } else {
+                    log.debug("equipment-type is not present in Equipment with uuid={}",
+                            currentEq.getUuid().getValue());
+                }
+            } else {
+                log.debug("manufactured-thing is not present in Equipment with uuid={}",
+                        currentEq.getUuid().getValue());
+            }
+        } else {
+            log.debug("actual-equipment is not present in Equipment with uuid={}", currentEq.getUuid().getValue());
+        }
+
+        return inventoryBuilder.build();
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Control.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Control.java
new file mode 100644
index 000000000..fc4de9104
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Control.java
@@ -0,0 +1,26 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
+
+public class Control {
+
+    public class MaxAlarmStatusChanges {
+
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/OperatorState.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/OperatorState.java
new file mode 100644
index 000000000..9b516bb67
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/OperatorState.java
@@ -0,0 +1,22 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
+
+public enum OperatorState {
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Resource.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Resource.java
new file mode 100644
index 000000000..7966c1c71
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/Resource.java
@@ -0,0 +1,22 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
+
+public class Resource {
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/ResourceMatch.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/ResourceMatch.java
new file mode 100644
index 000000000..c7e9103a1
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/ResourceMatch.java
@@ -0,0 +1,22 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
+
+public class ResourceMatch {
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/SeverityWithClear.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/SeverityWithClear.java
new file mode 100644
index 000000000..1b39bf928
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/SeverityWithClear.java
@@ -0,0 +1,22 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
+
+public enum SeverityWithClear {
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/package-info.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/package-info.java
new file mode 100644
index 000000000..0769687e8
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/onf14/yang/package-info.java
@@ -0,0 +1,18 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 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.yang;
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java
new file mode 100644
index 000000000..5859ebeb4
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java
@@ -0,0 +1,26 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.yang.OperatorState;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class OperatorStateBuilder {
+    private OperatorStateBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static OperatorState getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java
new file mode 100644
index 000000000..f7c105f54
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java
@@ -0,0 +1,26 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.yang.Resource;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ResourceBuilder {
+    private ResourceBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static Resource getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java
new file mode 100644
index 000000000..bf0468b06
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java
@@ -0,0 +1,26 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.yang.ResourceMatch;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ResourceMatchBuilder {
+    private ResourceMatchBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static ResourceMatch getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java
new file mode 100644
index 000000000..cc2ba820a
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java
@@ -0,0 +1,26 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.yang.SeverityWithClear;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class SeverityWithClearBuilder {
+    private SeverityWithClearBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static SeverityWithClear getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java
new file mode 100644
index 000000000..6bf2fa030
--- /dev/null
+++ b/sdnr/wt/devicemanager-onf14/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java
@@ -0,0 +1,26 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911.alarms;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.onf14.yang.Control;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ControlMaxAlarmStatusChangesBuilder {
+    private ControlMaxAlarmStatusChangesBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static Control.MaxAlarmStatusChanges getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}